Post job

Software development engineer jobs in Belleville, IL

- 1,181 jobs
All
Software Development Engineer
Software Engineer
Associate Software Engineer
Software Developer Internship
Senior Software Engineer
Software Systems Engineer
Senior Systems Software Engineer
Software Quality Engineer
Software Developer
Software Development Engineer Lead
Lead Software Architect
Software Engineering Internship
Software Test Engineer
Application Software Developer
  • Senior Software Certification Engineer

    Boeing 4.6company rating

    Software development engineer job in Saint Louis, MO

    At Boeing, we innovate and collaborate to make the world a better place. We're committed to fostering an environment for every teammate that's welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. Boeing is seeking an experienced and dedicated Software Certification Engineer to lead our engineering team in the critical mission of developing and certifying safe, reliable, and innovative aircraft. This role is paramount in ensuring that our aircraft not only meet but exceed the rigorous safety standards set forth by the Federal Aviation Administration (FAA). The Software Certification Engineer will play a vital role in fostering a culture of safety and excellence, making significant contributions to the certification process that underpins the trust of our customers and the flying public. Why This Role is Important: The Software Certification Engineer is a cornerstone of Boeing's unwavering commitment to safety and excellence in aviation. This role is crucial in ensuring that our aircraft not only meet the regulatory standards set by the FAA but also embody the highest levels of safety and reliability. By partnering closely with the FAA, the Software Certification Engineer will help shape the future of aviation, driving innovation while safeguarding the trust of our customers and the flying public. Join us in our mission to connect, protect, explore, and inspire the world through aerospace innovation. Apply today to be part of a team that is dedicated to setting the standard for safety and excellence in the aerospace industry! Position Responsibilities: Lead and manage a team of engineers focused on the design, analysis, and testing of aircraft systems and components, with an unwavering commitment to safety. Cultivate a safety-first mindset within the engineering unit, ensuring that all engineering practices prioritize the well-being of passengers and crew. Collaborate closely with the FAA to navigate the complex certification process, ensuring that all aircraft designs comply with stringent regulatory requirements and safety standards. Develop and implement engineering strategies that emphasize safety and reliability, aligning with Boeing's commitment to delivering the highest quality aircraft. Serve as the primary liaison for FAA representatives, facilitating transparent communication and collaboration throughout the certification journey. Oversee the preparation and submission of comprehensive technical documentation required for FAA certification, ensuring that all materials reflect the highest standards of accuracy and thoroughness. Mentor and develop engineering staff, instilling a deep understanding of safety protocols and certification processes to enhance their professional growth and technical expertise. Analyze and resolve complex engineering challenges with a focus on safety, leveraging data-driven decision-making and industry best practices. Monitor project progress and performance, ensuring that engineering solutions are delivered on time and meet all safety and certification milestones. This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options. This position must meet export control compliance requirements. To meet export control compliance requirements, a "U.S. Person" as defined by 22 C.F.R. 120.15 is required. "U.S. Person" includes U.S. Citizen, lawful permanent resident, refugee, or asylee. Basic Qualifications (Required Skills/Experience): 5+ years of experience as a Designated Engineering Representative (DER) or Technical Standard Order (TSO) Certification Specialist. 9+ years of experience in RTCA DO-178(B/C) Software Considerations in Airborne Systems and Equipment Certification 5+ years' experience in software engineering Preferred Qualifications (Desired Skills/Experience): Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science, or computer science 12+ years related work experience or an equivalent combination of education and experience Current Designated Engineering Representative (DER) or Technical Standard Order (TSO) Certification Specialist Experience with concurrent software and distributed systems 12+ years' experience in software development life cycles, configuration management and best agile software engineering practices 9+ years' experience developing, documenting and maintaining architectures, requirements, algorithms, interfaces and designs for software systems 9+ years' experience leading software development projects Leads activities to develop, document and maintain architectures, requirements, algorithms, interfaces and designs for software systems Leads development, selection, tailoring and deployment of processes, tools and metrics Experience using common software version control tools such as Git Experience with Agile planning tool such as JIRA, TSF Drug Free Workplace: Boeing is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies. Union: This is a non union-represented position Pay & Benefits: At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities. The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work. The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements. Pay is based upon candidate experience and qualifications, as well as market and business considerations. Summary Pay Range - Level 4 (Senior) - $119,000 - $172,000 Summary Pay Range - Level 5 (Lead) - $145,350 - $211,600 Applications for this position will be accepted until Jan. 12, 2026 Relocation This position offers relocation based on candidate eligibility. Visa Sponsorship Employer will not sponsor applicants for employment visa status. Shift This position is for 1st shift Equal Opportunity Employer: Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
    $145.4k-211.6k yearly 1d ago
  • Software Engineers-Developers (Associate or Experienced)

    Jeppesen 4.8company rating

    Software development engineer job in Hazelwood, MO

    Company: The Boeing Company The Boeing Company is currently seeking Software Engineers-Developers (Associate or Experienced) to support our VMS/GNC/Aero/Subsystems team located in Hazelwood, MO. This position will focus on supporting the Boeing Defense, Space & Security (BDS) Software Engineering organization. Develop algorithms to support Aero and GNC modeling and simulation tools. Provide oversight and airworthiness certification support for VMS subsystem supplier software. Position Responsibilities: Supports the design, development, test, and maintenance of non-embedded software throughout the end-to-end lifecycle that meets industry, customer, safety, and regulation standards Assists with review, analysis and translation of customer requirements into initial design of software products Supports development, maintenance, enhancement and optimization of software products and functionalities for systems integrations Supports development, documentation and maintenance of architecture, requirements, algorithms, interfaces and designs for software products Supports debugging and resolution of issues identified to ensure the reliability and efficiency of software products Participates in handling user inquiries, troubleshooting technical issues and user feedback analysis Supports implementation of current and emerging technologies, tools, frameworks and changes in regulations relevant to software development Supports development, establishment, monitoring and improvement of software processes, tools and key performance metrics that align projects with organizational goals and industry benchmarks Supports execution and documentation of software research and development project Assists with performing software project management activities and software supplier management functions Supports tracking and evaluation of software team and supplier performance to ensure product and process compliance to project plans and industry standards Our team is currently hiring for a broad range of experience levels including: Associate and Experienced Engineers. This position is expected to be 100% onsite. The selected candidate will be required to work onsite at one of the listed location options. Security Clearance and Export Control Requirements: This position requires the ability to obtain a Secret U.S. Security Clearance for which the US Government requires U.S. Citizenship. Ability to obtain Secret U.S. Security clearance (Post-Start). Basic Qualifications (Required Skills/ Experience): 3+ years of experience developing non-real time software 3+ years of experience with C/C++ coding or java/python script Ability to obtain Special Program Access Preferred Qualifications (Desired Skills/Experience): Bachelor of Science degree from an accredited course of study in engineering, engineering technology (includes manufacturing engineering technology), chemistry, physics, mathematics, data science or computer science Ability to interface with various project teams, management, suppliers, and Boeing technical support. Drug Free Workplace: Boeing is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies. CodeVue Coding Challenge: To be considered for this position you will be required to complete a technical assessment as part of the selection process. Failure to complete the assessment will remove you from consideration. Total Rewards & Pay Transparency: At Boeing, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities. The Boeing Company also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and several programs that provide for both paid and unpaid time away from work. The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements. Pay is based upon candidate experience and qualifications, as well as market and business considerations. Summary pay range for Associate Level: $96,050.00 - $129,950.00 Summary pay range for Experienced Level: $119,000.00 - $161,000.00 Language Requirements: Not Applicable Education: Not Applicable Relocation: This position offers relocation based on candidate eligibility. Export Control Requirement: This position must meet export control compliance requirements. To meet export control compliance requirements, a “U.S. Person” as defined by 22 C.F.R. §120.15 is required. “U.S. Person” includes U.S. Citizen, lawful permanent resident, refugee, or asylee. Safety Sensitive: This is not a Safety Sensitive Position. Security Clearance: This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required. This position requires ability to obtain program access, for which the U.S. Government requires U.S. Citizenship only. Visa Sponsorship: Employer will not sponsor applicants for employment visa status. Contingent Upon Award Program This position is not contingent upon program award Shift: Shift 1 (United States of America) Stay safe from recruitment fraud! The only way to apply for a position at Boeing is via our Careers website. Learn how to protect yourself from recruitment fraud - Recruitment Fraud Warning Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law. EEO is the law Boeing EEO Policy Request an Accommodation Applicant Privacy Boeing Participates in E - Verify E-Verify (English) E-Verify (Spanish) Right to Work Statement Right to Work (English) Right to Work (Spanish)
    $119k-161k yearly Auto-Apply 13d ago
  • Software Engineer Back End Developer

    Maximus 4.3company rating

    Software development engineer job in Saint Louis, MO

    Description & Requirements Responsible for providing analytical skills to support process improvement, specialized studies, and definition of requirements. Typical duties include analysis, planning, developing requirements documents, building functional models, developing procedures, developing functional architectures, and other related management and technical duties. Requires expertise in specialty areas. Back-End Software Developer shall perform engineering tasks for back-end design and development efforts including, but not limited to, developing back-end architectures to support current and new system capabilities and integrations, RESTful API development and modification, database management, and data model development and optimization. This position requires an active Secret Security clearance or higher. Although this role may be performed remotely, occasional paid travel to the client site in San Antonio, Texas or Baltimore, Maryland may be required. Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS196, T4, Band 7 Job-Specific Minimum Requirements: - Secret or higher level security clearance required. - A bachelor's degree in related field required. A master's degree may be substituted for 2 years of experience. - 7 years of software development experience in object-oriented and scripted languages with the ability to apply several tool suites related to DevSecOps, microservices and containers. - 5 year's experience with CI/CD software development. - 3 years of experience participating in software development programs or projects. - Experience integrating into DoD DevSecOps environments. - Experience with integrating data from unclassified to classified application deployments. - Experience with Atlassian Software - Bug tracking and ticketing (Jira) and Document repository (Confluence). - Working understanding of modern HTML, CSS and front-end design principles. - Relevant experience performing back-end web design and development. - Demonstrated experience with relational databases, RESTful API development and communication, and system integrations. - Practical experience developing in a cloud environment. - Experience using Agile Test-Driven development with a focus towards web-based applications. - Experience working with manual testers to help: - Prepare, conduct and document various systems tests and results to verify system operability - Ensure compliance with project standards and requirements - 5 years of experience with at least five (5) of the following: - React (or another language and NPM) - Java and Maven - Jenkins - Gitlab - MySQL - AWS Infrastructure - Kubernetes - Red Hat Enterprise Linux (RHEL) - Ansible - Bash Scripts or PowerShell - Docker - DevSecOps experience with at least two (2) of the following Build tools: - UX Design tool suites (e.g. Sketch, InVision) - PostgreSQL - SonarQube - Fortify - JUnit, Jasmine, Karma or other unti test software - Spring 5.x - Hibernate - Java #techjobs #clearance #veterans Page #c0reJobs Minimum Requirements TCS196, T4, Band 7 EEO Statement Maximus is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, age, national origin, disability, veteran status, genetic information and other legally protected characteristics. Pay Transparency Maximus compensation is based on various factors including but not limited to job location, a candidate's education, training, experience, expected quality and quantity of work, required travel (if any), external market and internal value analysis including seniority and merit systems, as well as internal pay alignment. Annual salary is just one component of Maximus's total compensation package. Other rewards may include short- and long-term incentives as well as program-specific awards. Additionally, Maximus provides a variety of benefits to employees, including health insurance coverage, life and disability insurance, a retirement savings plan, paid holidays and paid time off. Compensation ranges may differ based on contract value but will be commensurate with job duties and relevant work experience. An applicant's salary history will not be used in determining compensation. Maximus will comply with regulatory minimum wage rates and exempt salary thresholds in all instances. Accommodations Maximus provides reasonable accommodations to individuals requiring assistance during any phase of the employment process due to a disability, medical condition, or physical or mental impairment. If you require assistance at any stage of the employment process-including accessing job postings, completing assessments, or participating in interviews,-please contact People Operations at **************************. Minimum Salary $ 120,000.00 Maximum Salary $ 150,000.00
    $65k-88k yearly est. Easy Apply 8d ago
  • Java - SDET

    Vrproit

    Software development engineer job in Saint Louis, MO

    Title: Java - SDET Duration: 3 yrs SDET ROLE Let me be very clear here - these are NOT traditional QA roles. I.e. Selenium-only or QTP/UFT-only guys who are QA Engineers. Instead, I'm talking about heavy-duty Java Engineers who happen to build internal tools/products for the purposes of testing rather than products that are used externally. In short, they need Java Engineers who have a passion for, and professional interest in, Quality. Engineers must be able to write code to the same standard as a typical Engineer. Use standard notation, design principles, data structures and algorithms, etc. They must be 100% competent and not guys who can only hack away at code. They need to be excellent communicators as they will be reviewing Pull Requests, analyzing another Engineer's code, fixing said code and providing detailed feedback as to what the Engineer needs to do differently so that their next Pull Request is free of defects. They will be building internal tools for testing purposes and, of course, performing automated testing. When it comes to Test Automation, we need expertise in Test Automation using hand-built frameworks, test beds/harnesses engineered in Java. Must have expertise in building said automation frameworks in addition to writing & executing test cases Expertise in the automated testing of Web Services, APIs, API Gateways. Expertise in Microservices testing is a huge added bonus Additional Information All your information will be kept confidential according to EEO guidelines.
    $63k-84k yearly est. 11h ago
  • Cloud Engineer/Software Developer

    Freedom Technology Solutions Group

    Software development engineer job in Saint Louis, MO

    Description of Services/Responsibilities: Design and implement highly available, fault-tolerant, and distributed systems processing mass-scale geospatial datasets DevOps and debugging of system performance, cloud infrastructure, and geospatial datasets Deploy and monitor machine learning models in cloud environments, using services like AWS SageMaker and CloudWatch. Advanced in Typescript, Python (Or OOP), writing and reviewing code for enterprise scale applications. Possess excellent problem solving skills and ability to work independently within a fast paced environment Basic Requirements: TS/SCI with Poly required with current Customer eligibility Must be willing to work in SCIF daily or as needed, and on call to troubleshoot system outages should they occur 5+ years of professional software development with experience at scale Strong expertise in distributed systems design and microservice architecture Deep understanding of cloud-native technologies and AWS services (ECS, Lambda, SQS, SNS, SageMaker, RDS, DynamoDB) Extensive experience with Infrastructure as Code (Terraform, CloudFormation, or CDK) Advanced proficiency in multiple programming languages (Python, TypeScript/JavaScript, Java, etc) DevOps: Monitoring (CloudWatch, Prometheus, etc), logging, and alerting Experience with containerization (Docker, Kubernetes) and CI/CD pipelines Preferred Qualifications Distributed Systems: Message queues, event-driven architecture, eventual consistency Data Engineering: Stream processing, ETL pipelines, data warehousing MLOps: Model validation and deployment for inference, and performance monitoring. Performance Optimization: Profiling, debugging, capacity planning Experience with real-time geospatial processing and analysis Contributions to open-source projects System design experience with focus on scalability and reliability Knowledge of security best practices and compliance requirements What's in It for You? Flexible work environment A team mentality - work with friendly, like-minded professionals Work with innovative, cutting edge technologies Enjoy extremely competitive compensation and benefits A work-life balance you can count on Opportunities to grow and advance your career on our dime The Benefits You Get with Freedom Amazing benefits including matching 401k, fully paid medical, and more Generous paid time off - including paid site closure days Competitive salary offerings Paid training and tuition reimbursement Referral bonuses Fully paid life and disability Annual logo wear allowance Company sponsored events (game nights, holiday party, summer party, happy hours) Interested in learning more about Freedom and our culture? Contact us today! We're constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team. As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status Applicant Federal & E-Verify Postings VEVRAA Federal Contractor Accessibility: If you need an accommodation as part of the employment process, please contact Human Resources at Phone: ************ Email: ********************* Equal Opportunity Employer, including disabled and veterans. If you want to view the EEO Law poster, please choose your language: English - Spanish - Arabic - Chinese If you want to view the EEO Law Supplement poster, please choose your language: English - Spanish - Chinese If you want to view the Pay Transparency Policy Statement, please click the link: English
    $63k-84k yearly est. Auto-Apply 60d+ ago
  • Application Software Developer

    Avance Consulting Services 4.4company rating

    Software development engineer job in Chesterfield, MO

    Warm Greetings! My name is Ganesh and I am a Sr. Technical Recruiter with Tricolor Inc. We are a leading consulting company and have been in consulting business for last 20 years. We are primary vendors to several Fortune 1000, Investment Banks and Financial companies. I found your resume on one of the job boards and it looks to be a good fit for an open position we have. Please review the listed below. If you are interested, please respond with your updated resume or give me a call on ************ at your earliest convenience. If you are not looking for new roles, please forward this email to someone either from your professional network or friends who are looking for new opportunities since we have an excellent referral program. Position- Application Software Developer Location- Chesterfield, Missouri Duration- Full Time Job Description: Design, build, test and maintain scalable and stable off the shelf application or custom built technology solutions to meet business needs Key Job Functions: • Participate and contribute in the entire implementation process for new applications and enhancements to existing applications • Provide input on the overall solution design • Build and test applications • Meet with business partners to understand business needs • Conduct root cause analysis and implement basic performance tuning • Responsible for ensuring solution meets business needs Education: Bachelor's degree in Computer Science, MIS, related field or equivalent experience. Minimum Experience: • 0-2 years of experience in the field or in a related area. Healthcare experience a plus. • Understanding JAVA, JSP, Super tool, PL/SQL, UNIX shell scripting, etc. Ami-sys, Facets or other claims management system experience a plus. • Understanding of C#, ASP.Net, Java Script, Object Oriented Programming and design concepts, XML, SQL, HTML, CSS Required Technical Skills: .NET, PL/SQL, C#, JavaScript Employment: As a condition of employment with Company, any successful job applicant will be required to pass a pre-employment drug screen and to successfully complete a background investigation, which may also include a credit check for positions in some areas of our business. Thanks, Ganesh Gani Sr. IT Recruiter Tricolor, Inc. Direct: ************** Email: ganesh(@)tricolor.com 100 Franklin Square Drive #207, Somerset, NJ 08873 Tel ************** | Fax ************** **************** | Certified Minority Business Enterprise (MBE) Qualifications Any Additional Information All your information will be kept confidential according to EEO guidelines.
    $74k-97k yearly est. 11h ago
  • Internship (Summer 2026) - Software Engineering

    Intramotev

    Software development engineer job in Saint Louis, MO

    About Us: At Intramotev, we are dedicated to revolutionizing the freight industry by liberating tons of freight from congested highways, reducing carbon emissions, and enhancing transportation efficiency. We are deploying self-propelled battery-electric railcars and vehicles to transform freight logistics and bring innovation to our rail network. Based in St. Louis, MO, we are committed to promoting industrial revitalization, saving lives, and minimizing the environmental impact of trucking/transportation. We actively foster a work environment for every teammate that's welcoming, respectful and inclusive, with great opportunities for professional growth. Find your future with us. Role Overview: We are seeking a Software Engineering Intern to join the software development team to meet growing demands in the development of self-propelled rail vehicles. This role has a strong software focus, supporting innovative self-propelled capabilities in areas such as embedded software, user experience/user interfaces, back-end servers, computer vision, and control systems. Schedule: This is an internship for summer 2026. It is an hourly role, up to 40 hours/week, in-office position, based in St. Louis, MO. Position Responsibilities: Analyze and translate requirements into system architecture, hardware and software designs, and interface specifications. Test and validate to ensure system designs meet operational and functional requirements. Solve problems concerning and provide other support of fielded hardware and software over the entire product lifecycle. Assist in system development and integration, debugging, and testing on target hardware. Team Dynamics: Work within dynamic teams on diverse projects, typically ranging from small (1-2) to medium (3-10) members. Foster excellent interpersonal and communication skills to thrive in a collaborative environment. Adapt to evolving project objectives and requirements, as the work often involves a research nature and prioritized capability enhancements. Why Join Us Career Growth: Develop your career with a forward-thinking company dedicated to transforming rail technology. Innovative Environment: Contribute to groundbreaking projects that bridge the past and future of rail transport. Impactful Work: Be a key player in creating solutions that promote a more sustainable and efficient rail/mobility network. About You: Basic Qualifications (Required Skills/Experience): Working towards a Bachelor's Degree in Computer Science, Computer Engineering, or a related field (open to students after completing sophomore or junior years of school, as well as graduate students). 1+ years of previous internship, university research, or extra-curricular experience with software development. Experience with C, C++, C#, or another object oriented programming language. Experience with the software development life-cycle, including debugging and testing. Must be legally authorized to work in the U.S. CPT/OPT is supported. Fluent in both written and verbal English. Preferred Qualifications (Desired Skills/Experience): Experience with software version control tools such as git. Coursework related to embedded systems, industrial controls, human/machine interface, or computer vision. Demonstrated experience working on project teams. Experience delivering product(s) to customer(s). Typical Education and Experience: Education/experience typically acquired through advanced technical education (e.g. Bachelor) and typically 1 or more years' related work (internship/cooperative work) or university research project experience. Relocation: This position does not offer relocation. Equal Opportunity Employer Intramotev is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law. If you're passionate about software engineering and eager to contribute to autonomous rail technology, we'd love to hear from you!
    $30k-51k yearly est. 6d ago
  • DI Software Development Intern

    Pneumatic Scale Angelus

    Software development engineer job in Saint Louis, MO

    About Us: Barry-Wehmiller is a diversified global supplier of engineering consulting and manufacturing technology for the packaging, corrugating, sheeting and paper-converting industries. By blending people-centric leadership with disciplined operational strategies and purpose-driven growth, Barry-Wehmiller has become a $3 billion organization with nearly 12,000 team members united by a common belief: to use the power of business to build a better world. : The Software Engineer Intern designs, develops, tests, documents, and maintains software solutions under supervision, adhering to organizational standards, methodologies, and security guidelines. They deliver quality software by effectively tracking tasks, identifying issues, and participating constructively in peer reviews and feedback cycles. This role supports more senior engineers in software design activities, assisting in the creation of application components and user interfaces to meet functional and security requirements. Additionally, the Software Engineer Intern contributes to basic data engineering tasks, including developing simple data pipelines, performing routine ETL processes, maintaining data integrity, and addressing common data quality issues. This role requires foundational problem-solving and analytical abilities, consistent professionalism, clear communication, and a proactive, collaborative mindset. The Software Engineer Intern seeks guidance from senior colleagues, communicates questions effectively, and actively pursues continuous learning and skill development, establishing a strong foundation for ongoing professional growth. Principal Duties and Responsibilities (Essential Functions) Software Development Designs, codes, verifies, tests, documents, amends and refactors complex programs/scripts and integration software services. Applies agreed standards, tools, and security measures to achieve well-engineered outcomes. Participates in reviews of own work and reviews of colleagues' work. Applies continuous integration, deployment and monitoring practices. Software Design Designs and implements software applications, components and modules. Addresses stakeholder concerns to meet both functional and non-functional requirements including security. Reviews, verifies and enhances own designs against specifications and reviews of others' designs. Data Engineering Designs, implements and maintains data engineering solutions to acquire and prepare data. Creates and maintains data pipelines to connect data across data stores, applications and organizations. Business Analysis & Support Investigates straightforward business situations to identify and analyze problems and opportunities. Contributes to the recommendation of improvements. Follows agreed standards and techniques to investigate, analyze and document business situations. Engages and collaborates with stakeholders either independently or under direction. Coaching & Performance Management Provides operational direction, support and guidance to colleagues. Actions feedback from colleagues to improve. Facilitates effective working relationships between team members. Required Education and Experience Pursuing a degree in computer science, STEM or equivalent experience. Exposure to cloud services (e.g. Azure, AWS, etc.). Exposure to containerization (e.g. Docker, k8s, docker compose). Basic experience with TypeScript/JavaScript (i.e. npm, node.js, deno, bun, etc.). Exposure to full stack development or frontend frameworks. (Vue, React, Angular, etc.) Personal Attributes Unquenchable curiosity. Has a strong bias towards action, iterating, and learning from feedback. Consistently holds self and peers accountable for meeting commitments. Enthusiastically learns new technologies and ways of working. Effectively plans, organizes, and prioritizes tasks. Capable of analyzing moderately complex information to resolve clearly defined problems. Clearly conveys information through multiple communication modes, tailored to diverse audience needs. Open to new ideas and proactively seeks clarity. Demonstrates a willingness to experiment, learning from both successes and failures. Supervisory/Responsibility: Role is an individual contributor, with no direct reports. Work Environment: This is an office position at a major USA BW location or remotely based. The employee must be able to correctly wear and use any Personal Protective Equipment (PPE) required by the employer when visiting a manufacturing facility. Position Type: This is a regular, full-time position with the understanding that a regular workweek will require extended days and hours as needed to meet business needs. Travel: Moderate domestic (vendors, user, and customer site visits) and occasional international travel required as part of this role. Physical Demands: The employee sits at a desk and uses a computer for prolonged periods of time. Performing the role frequently uses close vision, speech, hearing, and dexterity to operate office equipment. The team member must occasionally lift and/or move up to 15 pounds. Disclaimer: The above information in this description has been designed to indicate the general nature and level of work performed by employees within this classification. It's not intended to be construed as an exhaustive list of all responsibilities, duties and skills required of employees assigned to this job. This job description is subject to change at any time. At Barry-Wehmiller we recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please still consider applying. We know that our differences often can bring about innovation, excellence and meaningful work-therefore, people from all backgrounds are encouraged to apply to our positions. Please let us know if you require reasonable accommodations during the interview process. Barry-Wehmiller is an equal opportunity employer. M/F/D/V This organization uses E-Verify. Applicants may be subject to pre-employment screening which may include drug screening, reference checks, employment verifications, background screening and/or skills assessments. Company: BW Corporate US
    $28k-36k yearly est. Auto-Apply 60d+ ago
  • Software Engineer II - Tester (Big Data & Cloudera Ecosystem)

    Mastercard 4.7company rating

    Software development engineer job in OFallon, MO

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Software Engineer II - Tester (Big Data & Cloudera Ecosystem) Overview Are you excited to work at the intersection of distributed systems, big-data platforms, and high-quality engineering? Do you enjoy validating complex, large-scale data pipelines and ensuring that mission-critical systems perform flawlessly? We are seeking a Software Engineer II - Tester to join our Big Data Engineering Quality team. You will be responsible for testing and validating data engineering applications built across the Cloudera Manager ecosystem, including Kafka, Spark, HBase, Hive, Solr, NiFi, Hue, Livy, Unravel, and internal REST APIs. You will design and maintain automation frameworks using any of the following languages: Python, Java, Scala, or Bash, and ensure full end-to-end coverage for ingestion, transformation, orchestration, and storage workflows. Primary Responsibilities 1. Big Data Platform & Application Testing • Test and validate distributed data engineering applications across Cloudera Manager components: Kafka, Spark, HBase, Hive, Solr, NiFi, Hue, Livy, Unravel. • Test Apache NiFi pipelines including processors, flow configurations, data lineage, provenance, NiFi registry flows, and integration with downstream systems. • Validate ingestion pipelines, streaming jobs, batch ETL processes, orchestration flows, and REST APIs. • Perform system, integration, functional, regression, and performance testing across large-scale data systems. 2. Test Automation & Framework Development • Build robust automation frameworks using any of the following languages: Python, Java, Scala, or Bash, based on the codebase under test. • Develop automation for Spark job validation, Kafka event checks, HBase/Hive schema validation, NiFi flow output validation, and end-to-end data pipeline coverage. • Create automated tests for REST APIs, backend services, schema checks, and data correctness. • Build and maintain UI automation using Selenium for dashboards such as Hue, Livy UI and other internal tools. 3. CI/CD & DevOps Integration • Maintain and enhance Jenkins CI/CD pipelines to support automated test execution and continuous integration. • Leverage Docker or similar runtime environments to execute tests at scale. • Integrate automation suites into the build/release pipeline for seamless promotion and deployment. 4. Data Validation & Quality Assurance • Validate SQL queries, HBase tables, Hive datasets, Kafka event streams, NiFi flow files, and NoSQL outputs. • Ensure data accuracy, schema integrity, SLA compliance, and end-to-end pipeline reliability. • Conduct deep validation of NiFi processors (PutFile, GetKafka, MergeContent, RouteOnAttribute, ExecuteScript, etc.) and downstream integrations. 5. Collaboration & Agile Participation • Collaborate with Data Engineers, Big Data Platform Engineers, and QA peers to ensure complete test coverage. • Participate in Agile ceremonies-story pointing, defining acceptance criteria, backlog refinement, sprint reviews, and retrospectives. • Identify testing risks, propose mitigation strategies, and champion quality-first practices across the team. Required Skills & Qualifications • 3-5 years of hands-on experience in software testing or QA engineering, ideally within Big Data environments. • Strong proficiency in any one (or more) of the following languages: Python, Java, Scala, Bash. • Experience testing big-data applications on Kafka, Spark, Cloudera/Hadoop, HBase, Hive, Solr, NiFi, Hue, Livy, or similar components. • Practical experience validating NiFi pipelines: processors, flow logic, provenance, connections, and integrations. • Strong experience with test automation frameworks (API, backend, ETL/data validation). • UI automation experience using Selenium. • Proficiency in SQL and NoSQL data validation tasks. • Hands-on experience with Jenkins or similar CI/CD tools. • Provide production support for the applications as a developer/tester for two weeks in rotated shift. • Solid understanding of Agile/Scrum methodologies. • Strong analytical, debugging, communication, and problem-solving skills. Preferred (Nice to Have) • Experience with Unravel, Cloudera Navigator, or monitoring tools. • Exposure to Docker, Kubernetes, or cloud platforms (AWS, Azure, GCP). • Familiarity with performance testing of distributed systems.Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly. Corporate Security Responsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: Abide by Mastercard's security policies and practices; Ensure the confidentiality and integrity of the information being accessed; Report any suspected information security violation or breach, and Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines. In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations. Pay Ranges O'Fallon, Missouri: $92,000 - $147,000 USD
    $92k-147k yearly Auto-Apply 19d ago
  • C++ Software Engineer

    London Stock Exchange Group

    Software development engineer job in Saint Louis, MO

    LSEG offers essential platforms, financial data services and trading venues for various clients such as businesses, governments, and investors around the globe. The real-time market data, indices, analytics, and news services LSEG supplies allows traders and investors understand market conditions and trends. We deliver the infrastructure, data, and analytics that market participants rely on to make confident, informed investment decisions. LSEG is dedicated to empowering economies and enabling sustainable growth by incorporating environmental, social, and governance (ESG) factors into its operations and offerings. Within LSEG's Data and Analytics division, the Real-Time Distribution Development team plays a vital role in supporting LSEG's financial data distribution and fanout components. We have responsibility for the design, implementation and continuous improvements of complex, low latency, high throughput software that makes the LSEG financial data distribution reliable, scalable and geographically resilient. Whether you are passionate about our consistently modernized on-prem enterprise solutions or tackling the challenges on our cloud applications in AWS and Azure, we have a place for you! Our team thrives on inclusion, innovation, and high performance. Join us, and help shape the future of LSEG's platforms and services! Job responsibilities: * Design of software modules; implementation in C++, unit testing, integration testing, performance testing along with software packaging and configuration management. * Participates in code/design reviews. * Contributes toward product and internal documentation - technical specifications, software documentation and unit test plans. * Assists in resolution of field problems as needed * Partners with Quality Assurance to ensure high quality software, write Robot framework test cases using Python based key words Qualifications * 3+ years of computer software development experience * Experience developing in C++ and/or other Object Oriented programming languages, in a multi-threaded environment and real-time streaming type applications. * strong working experience and troubleshooting skills in Linux. * Familiarity with network programming and strong knowledge of networking concepts and protocols(TCP/IP, UDP, multicast). * Strong written & verbal communication skills * Experience with Cloud technology (AWS/AZURE) is a plus. * Experience with Java multithreaded programming is a plus. Career Stage: Senior Associate Compensation/Benefits Information: LSEG is committed to offering competitive Compensation and Benefits. The anticipated base salary for this position is $95,700 - $159,700. Please be aware base salary ranges may vary by geographic location, city and state. In addition to our offered base salary, this role is eligible for our Annual Incentive Plan (AIP/"bonus plan"). Target AIP rates will be commensurate with role level and posted career stage. Individual salary will be reflective of job related knowledge, skills and equivalent experience. LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically eligible for inclusion in our LSEG Benefits program, which includes offerings of: Annual Wellness Allowance, Paid time-off, Medical, Dental, Vision, Flex Spending & Health Savings Options, Prescription Drug plan, 401(K) Savings Plan and Company match. LSEG's Benefits plan also includes basic life insurance, disability benefits, emergency backup dependent care, adoption assistance commuter assistance etc. London Stock Exchange Group (LSEG) Information: Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you. LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions. Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce. We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone's race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering. LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives. Please take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it's used for, and how it's obtained, your rights and how to contact us as a data subject. If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.
    $95.7k-159.7k yearly Auto-Apply 5d ago
  • Paid Internship -- Software Development (Winter '25/'26)

    Interco

    Software development engineer job in Saint Louis, MO

    Interco is a global metals trading and recycling company headquartered in St. Louis with facilities in Missouri and Illinois. The company buys, sells, and processes nonferrous metals and electronics scrap worldwide utilizing established partnerships with end consumers in the United States, Europe, Latin America, and Asia. ******************* Interco is seeking a Software Development Intern to join a dynamic development team with the responsibility of contributing to the company's Enterprise Resource Planning projects. This position calls for a strong command of frontend technologies as the ideal candidate will have experience using design tools such as Figma and will be working largely with the React framework. The position is full-time and will require the candidate to work on-site Monday through Friday. Qualifications Responsibilities: Translate Figma wireframes into responsive, interactive user interfaces Write clean, maintainable code for web applications using the React framework Proactively document features, design choices, and implementation strategies Collaborate with team members for API integration and to ensure user experiences are in alignment with the company's goals Qualifications: Currently pursuing or recently completed a technical degree Exposure to design tools such as Figma A strong eye for design and attention to detail Experience with React Proficiency with programming languages such as JavaScript, HTML, and CSS Portfolio of personal or professional projects demonstrating proficiency in React Additional Information Compensation: $15 per Hour This Internship does not offer additional benefits About Interco Interco has been recycling computers, batteries, metals, and electronics with a focused track record of innovation and integrity since 1996. The company specializes in the placement of smelter-ready materials catering to commercial, industrial, dealer, and government organizations nationwide. The Interco recycling facilities are separated into three departments: nonferrous metals, computers and electronics, and battery processing. The nonferrous facility is located on the 40-acre main campus in Madison (IL) while the computers and electronics are processed in Edwardsville where the Administrative and some logistics offices are located. The commercial department is located on The Hill in St. Louis. As a matter of company policy, Interco does not sponsor employment visas or hire from outside of the USA, nor does the company sponsor candidates who do not currently reside within the USA without an existing H-1B visa. This is designed to provide a general overview of the requirements of the job and does not entail a comprehensive listing of all activities, duties or responsibilities that will be required. Interco Trading Company reserves the right to modify this job description at any time; including assigning or reassigning job duties or eliminating this position at any time. Candidate information will be kept confidential according to EEO guidelines. Work remotely: No *******************
    $15 hourly 60d+ ago
  • Associate Software Developer

    Blitt & Gaines P.C 3.6company rating

    Software development engineer job in Saint Louis, MO

    Job Title: Associate Software Developer As an associate software developer, you will be working with Blitt and Gaines, P.C.'s product development team, building and testing automation applications utilizing SQL, C#, Python and Power BI. This role will also continually review the historical and on-going accuracy and integrity of the data and reports generated from our systems. This is an experienced level position with opportunity for potential advancement into further development roles within the firm. You will report to the Director of Development and work to build a variety of types of applications for our firm. Key Responsibilities: * Assist in the design and development of stored procedures and database queries to generate data for reports and dashboards. * Support the development of automation tools and backend processes using C# or Python. * Help build and maintain web services and APIs for internal and external applications. * Collaborate with senior developers and analysts to understand business needs and deliver effective technical solutions. * Participate in source control workflows using Git and project tracking through Azure DevOps. * Contribute to the maintenance and evolution of CI/CD pipelines, including testing, builds, and deployment steps. * Perform basic debugging and troubleshooting under the guidance of senior team members. * Participate in code reviews, team meetings, and agile ceremonies. Minimum Requirements: * 1-2 years of experience with C# or Python in a professional or internship setting. * Basic experience writing and maintaining SQL queries or stored procedures. * Familiarity with REST APIs and how to interact with them. * Exposure to Azure DevOps, Git, or similar tools for version control and project management. * Basic understanding of CI/CD pipelines and software development best practices. * Strong willingness to learn, take feedback, and grow technical skills. * Good communication and teamwork skills. Preferred Qualifications: * Coursework or hands-on experience with web service development or automation scripting. * Exposure to Azure cloud services or other cloud platforms (AWS, GCP). * Familiarity with reporting or BI tools such as Power BI or SSRS. * Understanding of agile development and software delivery practices. Nice to Haves: * Familiarity with Collection Master software * Experience in the litigation or collections industry * Experience with generating AI prompts and implementing AI solutions * React or other front-end web languages Benefits: Blitt and Gaines, P.C. offers PTO, Paid Holidays, Medical Benefits, Competitive Salary and 401k and profit sharing plans! Medical Benefits include - Medical, Dental, Vision, Life Insurance and Short Term Disability.
    $67k-86k yearly est. 12d ago
  • Software Engineering Co-Op

    Watlow Controls 4.6company rating

    Software development engineer job in Saint Louis, MO

    About the Role Join Watlow's Systems Engineering team and help shape the future of our Digital Twin and Manufacturing Automation initiatives. This co-op blends software engineering, data systems, and shop-floor integration to improve how we collect data, automate workflows, and visualize processes across global operations. You'll collaborate with engineers, operators, and IT specialists to design Python-based solutions that make our manufacturing systems smarter, faster, and more connected. Key Responsibilities Develop Python-based web apps to capture and visualize shop-floor data in Azure cloud databases. Build and maintain data pipelines to Databricks for trend and performance analysis. Design Raspberry Pi + camera systems for part tracking and operator assistance. Replace legacy automation (e.g., auto-clickers) with robust Python automation and APIs. Integrate shop-floor data with company-wide digital systems and dashboards. Write clean, documented code and create user-friendly interfaces for operators and engineers. Desired Skills Proficient in Python (object-oriented programming, automation, data handling). Familiar with Flask, FastAPI, or Django for web development. Basic knowledge of databases (SQL/NoSQL) and Azure or other cloud services Basic knowledge of pulling and pushing data through APIs. Experience with OpenCV, Raspberry Pi, or sensor integration is a plus. Interest in machine learning or identifying automation patterns in manufacturing data. Strong communication skills and willingness to work in a hands-on, cross-functional environment. Preferred Majors Computer Engineering Computer Science Electrical Engineering Mechanical Engineering (with Python programming experience) Biomedical Engineering (with Python/Image processing) Industrial & Systems Engineering Mechatronics/Robotics Engineering Information Systems/IT or related STEM fields What You'll Gain Real-world experience applying software to manufacturing and digital transformation. Exposure to hardware/software integration and automation. Collaboration with cross-functional teams in engineering, IT, and operations. The chance to see your code implemented directly on the shop floor to drive measurable impact. Applicants must be authorized to work for any employer now or in the future in the U.S. We are unable to sponsor or take over sponsorship of an employment visa at this time.
    $68k-88k yearly est. 33d ago
  • Prinicpal Software Engineer

    Momentum 4.6company rating

    Software development engineer job in Saint Louis, MO

    Welcome to the MOMENTUM. Team! MOMENTUM. is not just our company name; it is the highest value we deliver to our customers. We are a rapidly growing technology solutions company delivering innovative technology, engineering, and intelligence solutions across the DoD sector. The efforts of our high-capacity team ultimately strengthen our Nation and the warfighter. Our team is dispersed throughout the US, which means we value the diversity and unique collaboration fostered throughout our team. We work incredibly hard for our customers and believe deeply in our core values. We're a high-energy, high-growth team and we love to win. Principal Software Engineer MOMENTUM. is seeking a strong Principal Software Engineer to support an NGA project in downtown St Louis with the Geospatial Center of Excellence. This is an exciting Modernization initiative providing enterprise architectural, engineering, operations and sustainment, modification, and testing of geospatial-intelligence core services. This utilizes secure cloud environments, and a modern agile development methodology making data accessible, discoverable, and deliverable to the IC. Candidates must be passionate, energized and excited to work on modern architectures and solve challenging problems for our clients. In this role, you will: Experience in Python enterprise application development Experience building high-performance applications in React.js Experience building APIs Web services architecture, design, and development Experience in PostgreSQL database design Experience working in AWS and utilizing specific AWS tools If you're right for this role, you have: Active Top-Secret Clearance with the ability to obtain an SCI Bachelor's degree in Computer Science, Engineering, Mathematics, or a related technical field with 15+ years of software engineering experience OR Master's degree in a technical field with 13+ years of software engineering experience. To learn more about us, check out our website at ******************** MOMENTUM. is an EEO/M/F/Veteran/Disabled Employer: We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The qualifications listed above are representative of the knowledge, skill, and ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform essential functions. Accommodations: Consistent with the Americans with Disabilities Act (ADA) and Alabama civil rights law, it is the policy of MOMENTUM. to provide reasonable accommodation when requested by a qualified applicant or employee with a disability, unless such accommodation would cause an undue hardship. The policy regarding requests for reasonable accommodation applies to all aspects of employment, including the application process. If reasonable accommodation is needed, please include a request when applying.
    $63k-88k yearly est. 60d+ ago
  • Back End Software Engineer (TS Clearance Required)

    North Point Defense 3.9company rating

    Software development engineer job in Saint Louis, MO

    North Point Technology's FS2 Aero team seeks an experienced Backend Support Software Developer to enhance existing code and integrate solutions for the Aeronautical Navigation Office. The ideal candidate has strong software development expertise and coding skills across diverse tools and projects. You will collaborate with our teams to resolve complex technical issues, support incident response, and drive continual system improvements. Program core hours are 9am-3pm ET. Evening or weekend work can be required (approx. 2 times a month but can vary by mission requirements). When required, schedule changes will be arranged. This program requires employees to have an active TS clearance Responsibilities: This role supports the development of innovative systems for analytics, exploitation, production, and dissemination using web, remote desktop, and cloud technologies. Candidates should have 3+ years of Python and C#/Java framework experience, 4+ years with unit testing, CI tools, and GitLab, and expertise in cloud/SOA/web services or virtualization. The role also requires the ability to plan and prioritize in Confluence/Jira environments and communicate ideas clearly across diverse audiences. Required Skills/Experience: Requires a BS in Information Systems, Information Technology, Computer Science or closely related discipline and 4+ years of prior relevant experience or Masters with 2+ years of prior relevant experience; OR 4 years of experience in lieu of degree Must possess an active Top Secret Security Clearance with ability to obtain SCI post hire DoD 8570 compliance Troubleshoot and resolve complex backend issues involving REST APIs, databases, and applications. Proficient in C#/Java with working knowledge of JavaScript/TypeScript. Develop and document functionality in GitLab repositories, applying DevOps practices to deliver features within an Agile framework. Contribute to Agile ceremonies (standups, sprint planning, increment planning) and support iterative testing using Atlassian tools (Jira/Confluence). Apply cloud computing expertise to administer systems, modify GOTS code, and integrate open-source solutions into web applications. Responsibilities include API development, database integration, and enabling interaction with Redux/React frameworks for visualization and data filtering, with best practices in unit and build testing. Collaborate with team members to review tickets, ensure proper testing, and deliver functionality aligned with User Story Acceptance Criteria. Preferred Skills/Experience Linux and/or Windows system administration DoD Aeronautical Datasets AWS cloud formation templates Node, NPM, Swashbuckle, REST API, Sass C# Developer, DevOps certification Team Collaboration tools (Jira, Confluence) Qualifications Must possess an active Top Secret Security Clearance BS in Information Systems, Computer Science of closely related discipline and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience. North Point Technology is THE BEST place to work for curious-minded engineers motivated to support our country's most crucial missions! We focus on long term projects, leveraging the latest technology in support of innovative solutions to solve our customer's most difficult problems. At North Point Technology, EMPLOYEES come first! We value our employees by providing excellent compensation, benefits, and a flexible work-life balance. We strive for a close-knit and open atmosphere where the owners are always directly available to our team members. Come join us! Apply with North Point Technology today!
    $60k-80k yearly est. Auto-Apply 60d+ ago
  • Full Stack Software Engineer

    Reinventing Geospatial, Inc. (RGi

    Software development engineer job in Saint Louis, MO

    Job DescriptionReinventing Geospatial (RGi) is a leading expert in geospatial solutions for Defense, Intelligence, and Federal clients. We enhance situational awareness for soldiers and analysts by integrating software development with geospatial intelligence. Our projects range from data collection to advanced deep learning, leveraging tools like Python, Java, and ArcGIS. We don't just fill roles we build teams of high performers and leaders who make an immediate impact. At our core, we're driven by innovation and powered by people who work at the intersection of passion and performance. Here, you'll collaborate with bold thinkers, leverage cutting edge technology, and tackle meaningful challenges from day one. Our culture is defined and anchored by three pillars: Energy: We bring passion, purpose, and urgency to our work.Edge: We take initiative, embrace growth, and step outside our comfort zone.Execution: We get things done smartly, decisively, and with real results. If you're the kind of person who leads with initiative, thrives in a fast-paced environment, and is eager to create real impact, we want you on our team. Clearance:Active Top Secret clearance with an ability to obtain SCI access and willingness to obtain CI PolygraphUS Citizenship Required *This job posting is for a potential upcoming opening, and we encourage interested candidates to apply for future consideration.As a Full Stack Software Engineer, you will... Develop, deploy, and maintain cloud-based services using AWS Lambda, EC2, and other core AWS services. Write and maintain code in C#, Java, JavaScript/TypeScript, Python, and Shell scripting. Create, document, and manage new and existing functionality in GitLab repositories. Apply DevOps practices and tools to deliver new features within an Agile environment. Participate in Agile ceremonies (standups, sprint planning, increment planning) using Jira and Confluence. Perform system administration and modify existing GOTS code to integrate open-source software solutions into web applications. Design and implement APIs and database integrations that interact with Redux and React frameworks. Integrate open-source packages for data visualization and data filtering. Ensure code quality by applying unit testing and build testing best practices across all development efforts. Collaborate with team members to assess tickets, test functionality, and deliver features that meet User Story Acceptance Criteria. Full Stack Software Engineer Qualifications... Requires BS degree and 4+ years of prior relevant experience or Masters with 2+ years of prior relevant experience. Must have an active Top Secret to be considered and ability to obtain TS/SCI clearance prior to start and willingness and ability to obtain a Polygraph Minimum 3 years of experience with REACT or modern JavaScript framework. Minimum 3 years of experience with Python, C# development framework At least 3 years of experience with unit testing, continuous integration tools, and Gitlab version control Proactive self-starter demonstrates a positive, willing attitude and excellent oral and written communication skills. Experience in either software development projects or software integration projects in a service-oriented environment (Cloud, SOA, Web-Services) or virtualization environment. Organizational Skills: Can plan and prioritize work. Follows tasks to their logical conclusion and makes sure that everything has been done to the right standard. Good attention to detail. Communications: Ability to communicate clearly and efficiently to team members and clients, verbally and in writing. Able to present ideas in a variety of ways depending upon audience and context. Additional Skills We'd Like to See: AWS Developer Solutions Mindset At least 3 years of experience with Linux and/or Windows system administration At least 2 years of experience with DoD Aeronautical Datasets At least 1 year of experience with AWS cloud formation templates At least 1 year of experience with Node, NPM, Swashbuckle, REST API, Sass AWS Solutions, Developer, DevOps certification Team Collaboration tools (Jira, Confluence) DOD 8570 Compliant Certification (Sec+) Who we are:Reinventing Geospatial, Inc. (RGi) is a fast-paced small business that has the environment and culture of a start-up, with the stability and benefits of a well-established firm. We solve complex problems within geospatial software development and national defense to make an Immediate Impact for our nation's soldiers and analysts. We pride ourselves on giving employees an exceptional life experience, where creativity thrives, and challenges are simply part of the fun. We provide truly excellent benefits, including: · 100% paid employee healthcare & dental insurance· Paid parental leave· 401k with matching· Escalating vacation time· Referral bonuses· Tuition reimbursement· Professional development training· Free beverages and snacks· Weekly catered lunches and breakfast on Fridays Grow to be our next leader:At RGi, fostering a strong and organic corporate culture is paramount and serves as a compass on the decisions we make and how we operate the company. We believe our culture of camaraderie, innovation, and collaboration reflects the caliber of our employees and their dedication to the mission of providing quality software to our customers. As such, we want our employees to feel empowered to seek growth and leadership opportunities within the company and position us to maintain our culture as we grow. RGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company. If this is what you are looking for in a company, then you are what we are looking for in an employee. Reinventing Geospatial, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for all positions. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
    $59k-79k yearly est. 5d ago
  • Software Engineer

    Reinventing Geospatial

    Software development engineer job in Saint Louis, MO

    Reinventing Geospatial (RGi) is a leading expert in geospatial solutions for Defense, Intelligence, and Federal clients. We enhance situational awareness for soldiers and analysts by integrating software development with geospatial intelligence. Our projects range from data collection to advanced deep learning, leveraging tools like Python, Java, and ArcGIS. We don't just fill roles we build teams of high performers and leaders who make an immediate impact. At our core, we're driven by innovation and powered by people who work at the intersection of passion and performance. Here, you'll collaborate with bold thinkers, leverage cutting edge technology, and tackle meaningful challenges from day one. Our culture is defined and anchored by three pillars: Energy: We bring passion, purpose, and urgency to our work. Edge: We take initiative, embrace growth, and step outside our comfort zone. Execution: We get things done smartly, decisively, and with real results. If you're the kind of person who leads with initiative, thrives in a fast-paced environment, and is eager to create real impact, we want you on our team. Clearance: Active Top Secret clearance with an ability to obtain SCI access and willingness to obtain CI Polygraph US Citizenship Required As a Software Engineer, you will... * Lead full-stack software development of enterprise applications and services supporting our customer's GEOINT mission. * Design and implement secure, scalable microservices in cloud environments such as AWS GovCloud or C2S. * Guide and mentor junior and mid-level engineers, enforce code quality, and lead peer reviews. * Build and deploy applications using DevSecOps pipelines, container orchestration, and Infrastructure-as-Code tools. * Collaborate with cross-functional teams including analysts, UI/UX designers, DevOps engineers, and product owners. * Translate mission requirements into technical implementations that meet security, performance, and scalability needs. * Ensure compliance with our customer and IC cybersecurity and accreditation standards (e.g., RMF, STIGs). Software Engineer Qualifications... * Bachelor's degree in Computer Science, Software Engineering, or related field and 6+ years experience. * Strong proficiency with: HTML, CSS, JSON, Ajax, and REST APIs * Object-oriented Programming: Python, Java, or JavaScript and Go * Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte. * A strong working knowledge of: AWS, Azure, or similar cloud platforms, MySQL, PostgreSQL, or SQL Server * Hands on experience with: Windows, Linux, Git * Deep understanding of modern software design patterns and coding standards. * Experience architecting, developing, and delivering complex software systems into production. * Hands on experience developing containerized applications with Docker and Kubernetes. * Experience deploying to and developing in classified cloud environments (e.g., C2S, AWS GovCloud). * Familiarity with DevSecOps tools and practices (e.g., GitLab CI/CD, Jenkins, SonarQube, Nexus, Terraform). * Solid understanding of Agile methodologies and secure software lifecycle principles. * Strong, self-motivated desire to learn new programming languages, tools, frameworks, and techniques. Additional Skills We'd Like to See: * Frontend Web Development: UI/UX * NoSQL Database: OpenSearch/Elasticsearch. * Cloud Exposure: AWS, IBM, Google, Azure, and Oracle and S3, SQS, SNS, EC2, CloudFormation and RDS. * Knowledge of geospatial data formats, tools, and standards (e.g., OGC, GeoServer, PostGIS, ESRI). * Experience with IC enterprise environments and tools (e.g., Keycloak, Vault, CloudFormation) * Certifications such as AWS Certified Developer, CISSP, Security+, SAFe Agile or similar. Who we are: Reinventing Geospatial, Inc. (RGi) is a fast-paced small business that has the environment and culture of a start-up, with the stability and benefits of a well-established firm. We solve complex problems within geospatial software development and national defense to make an Immediate Impact for our nation's soldiers and analysts. We pride ourselves on giving employees an exceptional life experience, where creativity thrives, and challenges are simply part of the fun. We provide truly excellent benefits, including: * 100% paid employee healthcare & dental insurance * Paid parental leave * 401k with matching * Escalating vacation time * Referral bonuses * Tuition reimbursement * Professional development training * Free beverages and snacks * Weekly catered lunches and breakfast on Fridays Grow to be our next leader: At RGi, fostering a strong and organic corporate culture is paramount and serves as a compass on the decisions we make and how we operate the company. We believe our culture of camaraderie, innovation, and collaboration reflects the caliber of our employees and their dedication to the mission of providing quality software to our customers. As such, we want our employees to feel empowered to seek growth and leadership opportunities within the company and position us to maintain our culture as we grow. RGi provides opportunities, resources, training, and mentorship to all our employees to let them take control of their careers and become a leader or a crucial member of our company. If this is what you are looking for in a company, then you are what we are looking for in an employee. Reinventing Geospatial, Inc. is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, sex, national origin, age, veteran status, disability, or any other protected class. U.S. Citizenship is required for all positions. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
    $59k-79k yearly est. 52d ago
  • DI Software Development Intern

    Barry-Wehmiller 4.5company rating

    Software development engineer job in Saint Louis, MO

    About Us: Barry-Wehmiller is a diversified global supplier of engineering consulting and manufacturing technology for the packaging, corrugating, sheeting and paper-converting industries. By blending people-centric leadership with disciplined operational strategies and purpose-driven growth, Barry-Wehmiller has become a $3 billion organization with nearly 12,000 team members united by a common belief: to use the power of business to build a better world. : The Software Engineer Intern designs, develops, tests, documents, and maintains software solutions under supervision, adhering to organizational standards, methodologies, and security guidelines. They deliver quality software by effectively tracking tasks, identifying issues, and participating constructively in peer reviews and feedback cycles. This role supports more senior engineers in software design activities, assisting in the creation of application components and user interfaces to meet functional and security requirements. Additionally, the Software Engineer Intern contributes to basic data engineering tasks, including developing simple data pipelines, performing routine ETL processes, maintaining data integrity, and addressing common data quality issues. This role requires foundational problem-solving and analytical abilities, consistent professionalism, clear communication, and a proactive, collaborative mindset. The Software Engineer Intern seeks guidance from senior colleagues, communicates questions effectively, and actively pursues continuous learning and skill development, establishing a strong foundation for ongoing professional growth. Principal Duties and Responsibilities (Essential Functions) Software Development Designs, codes, verifies, tests, documents, amends and refactors complex programs/scripts and integration software services. Applies agreed standards, tools, and security measures to achieve well-engineered outcomes. Participates in reviews of own work and reviews of colleagues' work. Applies continuous integration, deployment and monitoring practices. Software Design Designs and implements software applications, components and modules. Addresses stakeholder concerns to meet both functional and non-functional requirements including security. Reviews, verifies and enhances own designs against specifications and reviews of others' designs. Data Engineering Designs, implements and maintains data engineering solutions to acquire and prepare data. Creates and maintains data pipelines to connect data across data stores, applications and organizations. Business Analysis & Support Investigates straightforward business situations to identify and analyze problems and opportunities. Contributes to the recommendation of improvements. Follows agreed standards and techniques to investigate, analyze and document business situations. Engages and collaborates with stakeholders either independently or under direction. Coaching & Performance Management Provides operational direction, support and guidance to colleagues. Actions feedback from colleagues to improve. Facilitates effective working relationships between team members. Required Education and Experience Pursuing a degree in computer science, STEM or equivalent experience. Exposure to cloud services (e.g. Azure, AWS, etc.). Exposure to containerization (e.g. Docker, k8s, docker compose). Basic experience with TypeScript/JavaScript (i.e. npm, node.js, deno, bun, etc.). Exposure to full stack development or frontend frameworks. (Vue, React, Angular, etc.) Personal Attributes Unquenchable curiosity. Has a strong bias towards action, iterating, and learning from feedback. Consistently holds self and peers accountable for meeting commitments. Enthusiastically learns new technologies and ways of working. Effectively plans, organizes, and prioritizes tasks. Capable of analyzing moderately complex information to resolve clearly defined problems. Clearly conveys information through multiple communication modes, tailored to diverse audience needs. Open to new ideas and proactively seeks clarity. Demonstrates a willingness to experiment, learning from both successes and failures. Supervisory/Responsibility: Role is an individual contributor, with no direct reports. Work Environment: This is an office position at a major USA BW location or remotely based. The employee must be able to correctly wear and use any Personal Protective Equipment (PPE) required by the employer when visiting a manufacturing facility. Position Type: This is a regular, full-time position with the understanding that a regular workweek will require extended days and hours as needed to meet business needs. Travel: Moderate domestic (vendors, user, and customer site visits) and occasional international travel required as part of this role. Physical Demands: The employee sits at a desk and uses a computer for prolonged periods of time. Performing the role frequently uses close vision, speech, hearing, and dexterity to operate office equipment. The team member must occasionally lift and/or move up to 15 pounds. Disclaimer: The above information in this description has been designed to indicate the general nature and level of work performed by employees within this classification. It's not intended to be construed as an exhaustive list of all responsibilities, duties and skills required of employees assigned to this job. This job description is subject to change at any time. At Barry-Wehmiller we recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please still consider applying. We know that our differences often can bring about innovation, excellence and meaningful work-therefore, people from all backgrounds are encouraged to apply to our positions. Please let us know if you require reasonable accommodations during the interview process. Barry-Wehmiller is an equal opportunity employer. M/F/D/V This organization uses E-Verify. Applicants may be subject to pre-employment screening which may include drug screening, reference checks, employment verifications, background screening and/or skills assessments. Company: BW Corporate US
    $26k-32k yearly est. Auto-Apply 60d+ ago
  • Software Engineer-Simulation 3

    Lancesoft 4.5company rating

    Software development engineer job in Hazelwood, MO

    This job is with Encode, Inc a fully owned subsidiary of Lancesoft Responsibilities •Designs, architects, and develops simulation models, simulation visualizations, virtual environments/platforms, and frameworks to enhance test performance, safety, and durability of software and hardware systems throughout the entire product lifecycle. •Partners with stakeholders to review and identify simulation requirements and dynamics of the systems being simulated. •Performs design, modeling, simulation, testing, and analysis to assess and optimize overall system performance and capabilities. •Performs data collection and processing for use in simulations. •Validates, verifies, and refines simulation software code, models, simulations, test procedures and test environments, executing test procedures and documenting test results and models against real-world data, test data, benchmarks, or other similar models. •Documents and maintains technical code, algorithms, specifications and descriptions of simulation models. •Partners with cross functional engineering teams to enable integration of simulation software with hardware devices and systems. •Implements current and emerging technologies, tools, frameworks, and methods in the software engineering simulation environment. •Modernizes, migrates, sustains, and updates simulation software to adapt legacy systems to new operating systems. •Performs simulation software project management functions. Basic Qualifications •Bachelor's Degree in an engineering discipline •10+ years of experience in software engineering •5 years of experience in C++, C#, C, Rust or other programming languages •5 years of experience in Window and/or Linux distributions •5 years of experience in Gitlab or IDE tools •5 years of experience in software development/ agile environment Preferred Qualifications •Knowledge of aircraft systems, including weapons, night vision system, mechanics, hydraulics, electronics, flight controls, etc. •Knowledge of cloud architecture, including the different types of clouds (public, private, and hybrid), the different cloud platforms and the various components involved (computing, storaging and networking). Ability to automate and script skills. Knowledge of containerization technologies which includes understanding how to manage containers, deploy applications in a containerized environment, and troubleshoot issues. Knowledge of understanding of networking concepts, including IP addressing, subnetting, routing, and security (focus on security best practices and technologies). •Knowledge of specification format requirements, guidelines, and change control processes. Understanding of relationship between specifications/standards and aircraft/product certification systems. •Knowledge of various engineering disciplines such as electrical, mechanical, and systems. The ability to communicate with technical personnel from multiple skill areas and functions to evaluate technical information and issues impacting design, production, and support of products, services, or other deliverables. •Knowledge of how to derive and allocate requirements (e.G., system, sub-system, software) and show traceability throughout the product lifecycle. •Knowledge and ability to design, develop, integrate, apply, and test software models, simulations, framework environments, tools, and applications with higher order programming languages, assembly, and auto-code. Ability to perform Application Programming Interface (API) design, implementation, and testing. Knowledge of real-time software architecture and design methodologies to synthesize models and simulation frameworks that meet real-time requirements;this includes knowledge of real-time target environments, its processor and network architecture, communication protocols, and electrical interfaces. •Knowledge of software architecture and design methodologies. Ability to synthesize software architectures and designs that meet requirements, characteristics and constraints. •Knowledge of build and execution environments that include hosts, processors, operating systems, and networks. Ability to build, integrate, test, and troubleshoot software components comprising simulation models and build/execution frameworks. Knowledge of verification, validation, certification, and qualification processes. •Ability to design and develop software testing processes for different units, modules or components of a software application as a combined and integrated entity. It includes deep knowledge of integration-testing tools. •Ability to apply knowledge of 2D and/or 3D computer graphics to generate data representation and to communicate information. Ability to build animated graphics--graphic simulations simulating how systems work. Understanding of visual analytics tools and research. Background and familiarity with algorithms for image processing. Knowledge of multiple programming languages and operating systems to develop prototypes in this technology area. Ability to integrate hardware and software components into demonstrations. Bachelor's Degree in an engineering discipline
    $61k-79k yearly est. 34d ago
  • Software (AWS Connect) Engineer - R01554159

    Brillio 4.5company rating

    Software development engineer job in Saint Louis, MO

    Brillio is one of the fastest growing digital technology service providers and a partner of choice for many Fortune 1000 companies seeking to turn disruption into a competitive advantage through innovative digital adoption. Brillio, renowned for its world-class professionals, referred to as "Brillians", distinguishes itself through their capacity to seamlessly integrate cutting-edge digital and design thinking skills with an unwavering dedication to client satisfaction. Brillio takes pride in its status as an employer of choice, consistently attracting the most exceptional and talented individuals due to its unwavering emphasis on contemporary, groundbreaking technologies, and exclusive digital projects. Brillio's relentless commitment to providing an exceptional experience to its Brillians and nurturing their full potential consistently garners them the Great Place to Work certification year after year. ConsultantPrimary Skills AWS Elastic Beanstalk, AWS Lambda, Amazon CloudFront, Amazon API Gateway, AWS Step Function Specialization AWS Development: Senior Software Development Engineer Job requirements Job Summary: We are seeking a skilled and motivated AWS Connect Engineer to join our cloud engineering team. The ideal candidate will have hands-on experience designing and implementing scalable, secure, and high-performance solutions using Amazon Connect, Node.js, AWS Lambda, API Gateway, and event-driven architectures. You will play a key role in building intelligent contact center solutions and integrating them with enterprise systems. Key Responsibilities: • Design, develop, and maintain solutions using Amazon Connect for voice and chat-based customer interactions. • Build and deploy serverless applications using AWS Lambda, API Gateway, and Node.js. • Integrate Amazon Connect with backend systems and third-party APIs. • Implement event streaming and real-time data processing using Amazon Kinesis, Kafka, or EventBridge. • Develop and manage contact flows, Transfer Queues, Lex bots, and Lambda integrations within Amazon Connect. • Ensure solutions are secure, scalable, and compliant with industry standards. • Collaborate with cross-functional teams including DevOps, QA, and Product to deliver high-quality solutions. • Monitor and troubleshoot production issues, ensuring high availability and performance. Required Skills & Qualifications: • 5-8 years of experience in software engineering with a focus on cloud-native applications. • Strong hands-on experience with Amazon Connect, including contact flows, routing profiles, and integrations. • Proficiency in Node.js and experience building RESTful APIs. • Experience with AWS Lambda, API Gateway, DynamoDB, S3, CloudWatch, and IAM. • Familiarity with event-driven architectures and tools like Amazon EventBridge, Kinesis, or Kafka. • Understanding of CI/CD pipelines, infrastructure as code (e.g., CloudFormation, Terraform), and DevOps practices. • Excellent problem-solving skills and ability to work in a fast-paced, agile environment. Preferred Qualifications: • AWS Certification (e.g., AWS Certified Developer - Associate, AWS Certified Solutions Architect). • Experience with Amazon Lex, Polly, or other AI/ML services in the AWS ecosystem. • Background in contact center technologies or customer experience platforms. • Knowledge of security best practices and compliance frameworks (e.g., HIPAA, PCI). Know what it's like to work and grow at Brillio: Click here We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
    $58k-73k yearly est. Auto-Apply 60d+ ago

Learn more about software development engineer jobs

How much does a software development engineer earn in Belleville, IL?

The average software development engineer in Belleville, IL earns between $55,000 and $97,000 annually. This compares to the national average software development engineer range of $80,000 to $147,000.

Average software development engineer salary in Belleville, IL

$73,000
Job type you want
Full Time
Part Time
Internship
Temporary