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Principal software engineer jobs in Saint Louis, MO

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  • Senior Software Certification Engineer

    Boeing 4.6company rating

    Principal software 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
  • Jr Software Developer - Secret Cleared

    PCI Government Services LLC 4.1company rating

    Principal software engineer job in Scott Air Force Base, IL

    As a Software Developer, you will be responsible for software development methodologies and frameworks across all lifecycle phases. Software Planning and Requirements: Involves defining the scope and objectives of software projects. Risk Management: Identifying and mitigating potential risks throughout the software development lifecycle. Design and Development: Creating software architecture, designing systems, and writing code. Architecture and Modeling: Developing architectural structures and models to guide software development. Estimation and Configuration Management: Estimating project timelines and managing software configurations. Quality and Security: Ensuring the software meets quality standards and is secure from vulnerabilities. Testing: Conducting various tests to validate the software's functionality and performance. Qualifications: 1-3 year hands on experience Bachelor degree; degree in Computer Science, Engineering, Physics, Mathematics or a related field -preferred. Must have an active Secret security clearance Certifications: CKAD Sec+ (within six months of onboarding) Possesses demonstrated knowledge (mastery preferred) in the following: Kubernetes AWS EKS Istio expert GitOps Custom Kubernetes Operators Custom Helm charts Custom Admission Controllers Custom CRDs Custom Controllers Experience with Platform One, CloudOne and Big Bang" PCI Federal Services (PCIFS) and it's subsidiaries is an equal-opportunity employer. PCIFS does not discriminate on the basis of age, sex, race, national origin, religion, marital status, sexual orientation or identity, Veterans or Disability status. Preference may be extended to qualified Native American Indian candidates in accordance with applicable federal law.
    $58k-77k yearly est. 1d ago
  • Lead Java Software Engineer

    Hire Tech Services 3.5company rating

    Principal software engineer job in Saint Louis, MO

    Client: Charter Communications Type: W2 Contract (No Visa Sponsorship) Note: ON-SITE 4 days Office Only W2 Key Responsibilities Design, develop, and maintain Java-based microservices using Spring Boot. Build scalable REST APIs and integrate them with internal and external systems. Work with Spring Cloud, messaging systems (Kafka/RabbitMQ), and event-driven architecture. Write clean, modular, testable code following best practices. Participate in all phases of SDLC including requirements, design, development, testing, and deployment. Collaborate with architects to build cloud-ready, containerized applications (Docker/Kubernetes). Troubleshoot production issues and implement performance improvements. Work with DevOps teams on CI/CD pipelines for automated build and deployment. Required Skills 8-10 years of professional experience as a Java Developer. Strong hands-on experience with Java 8+, Spring Boot, Spring MVC, Spring Data JPA, Spring Security. Solid understanding of Microservices architecture and API development. Experience with REST APIs, JSON, Postman, Swagger/OpenAPI. Strong knowledge of SQL and relational databases (MySQL, PostgreSQL, Oracle, etc.). Experience with Kafka, RabbitMQ, or similar messaging systems. Proficiency with Git, CI/CD tools (Jenkins/GitHub Actions/GitLab CI). Experience building cloud-ready applications (AWS/Azure/GCP).
    $92k-121k yearly est. 4d ago
  • Senior Software Architect

    Telesis7 Consulting

    Principal software engineer job in Saint Louis, MO

    Join Telesis7 as a Senior Software Architect for one of our premier clients. ***MUST BE LOCAL TO ST LOUIS, MO TO START*** THIS ROLE IS IN ST LOUIS. NOT OPEN TO REMOTE WORK. MUST BE LOCAL TO ST LOUIS NOTE - this is 4 Days per week in office in one of the above locations; we are unable to provide sponsorship and are unable to work with third parties or C2C. Please apply to this posting and do not contact directly via email. Description: Translates user requirements into design for new software or extensive software revisions. Creates high-level architectural specifications, while ensuring feasibility, functionality, and integration with existing systems and platforms. Provides expertise on cross-application implications. Approves business requirements, estimation, functional specifications, testing strategy and other activities to ensure architectural alignment. Works closely with stakeholders to identify and negotiate opportunities to apply architecture standards and guidelines. Requirements: Experience with: Java Springboot Mongo Gitlab OracleDB Microservices Must have Team Lead experience 6- 10 years of experience designing or configuring software applications
    $76k-105k yearly est. 1d ago
  • Java Software Engineer

    Kodeva LLC

    Principal software engineer job in Saint Louis, MO

    Java developer St Louis, MO 12 months Should have 10+ years working on Java / Springboot microservices architecture Should have working knowledge of AWS Should have hands-on knoweledge of CI/CD and DevOps Should be good in communication, process oriented and able to lead the team Should be a mix of tech as well as process
    $59k-79k yearly est. 1d ago
  • Senior MuleSoft Developer

    Next Quarter

    Principal software engineer job in Saint Louis, MO

    Respected Candidates, Job Title: Senior MuleSoft Developer Seeking a hands-on, client-facing Senior MuleSoft Developer with strong communication skills who can triage and remediate critical integration defects. This role supports high-priority production issues and enterprise Mule 4 integrations. Key Responsibilities: Develop and support MuleSoft APIs (Mule 4, API-led architecture). Lead P1/P2 defect triage, root cause analysis, and permanent fixes. Troubleshoot integration failures across Salesforce, ERP, databases, SFTP, and REST/SOAP APIs. Work directly with clients to provide updates, explain issues, and manage escalations. Improve logging, monitoring, and API performance using Anypoint Monitoring, CloudHub, Splunk, etc. Support CI/CD, deployments, and Agile ceremonies. Required Skills: 10+ years IT experience; 4+ years hands-on MuleSoft (Mule 4). Strong troubleshooting and production support experience for high-severity issues. Expertise in DataWeave, connectors, error handling, RAML, and API Manager. Excellent communication and client-facing skills. Experience with Git, DevOps pipelines, and cloud integrations. Preferred: MuleSoft Certified Developer (MCD Level 1) required or strongly preferred. Experience with Salesforce or large enterprise integrations. Share me the answers for the below roles. How many total years of IT experience do you have? How many years of hands-on MuleSoft (Mule 4) development experience do you have? Have you worked in a client-facing role where you provided technical updates or handled escalations? How many high-severity (P1/P2) production issues have you personally triaged and resolved in the last 12 months? Do you have hands-on experience developing APIs using API-led architecture (System, Process, Experience layers)? How many years of experience do you have working with DataWeave transformations? Do you have experience troubleshooting integrations with Salesforce, ERP, databases, SFTP, or external REST/SOAP APIs? Are you proficient with DevOps tools such as Git and CI/CD pipelines for MuleSoft deployments? Do you have experience using Anypoint Monitoring, CloudHub, or Splunk for logging and performance analysis? Are you currently a MuleSoft Certified Developer (MCD Level 1)? Are you authorized to work in USA without any visa sponsorship? Do you have valid H1b visa? Or need sponsorship in the future? What is your expected salary / hourly rate? We are looking for someone who can join ASAP. What is your notice period? Best Regards, Harsh Singh Rawat Client Partner - Talent Acquisition Mobile: +9************ Email: ********************
    $78k-101k yearly est. 5d ago
  • PostgreSQL Lead Developer

    Infosys 4.4company rating

    Principal software engineer job in Saint Louis, MO

    Infosys is seeking PostgreSQL Lead Developer and in this role primary responsibility will be to provide technical expertise and coordinate for day to day deliverables for the team. The chosen candidate will assist in the technical design of large business systems; builds applications, interfaces between applications, understands data security, retention, and recovery. The role holder should be able to research on technologies independently to recommend appropriate solutions & should contribute to technology-specific best practices & standards; contribute to success criteria from design through deployment, including, reliability, cost-effectiveness, performance, data integrity, maintainability and scalability; contributes expertise on significant application components, program languages, databases, operating systems, etc., and guides/mentors the team during the build and test phases. Required Qualifications: Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education. At least 4 years of Information Technology experience Candidate must be located within commuting distance of St Louis, Missouri or be willing to relocate to the area. This position may require travel to project locations Candidates authorized to work for any employer in the United States without employer-based visa sponsorship are welcome to apply. Infosys is unable to provide immigration sponsorship for this role at this time. Experience in PostgreSQL, experience in Oracle Linux Enterprise Preferred Qualifications: Experience in the design, and maintenance, of EDB Postgres, Postgres Distributed and AWS RDS. Deep understanding of EDB Postgres architecture and internals. Skilled in PostgreSQL monitoring and alerting tools, particularly PEM. Familiarity with observability tools like Splunk and Dynatrace is a plus. Experienced in setting up, configuring, and monitoring PostgreSQL binary and logical replication (e.g., Binary Streaming, Bi-Directional Replication - BDR). Strong skills in collecting diagnostics and tuning PostgreSQL and SQL performance. Proficient in PostgreSQL procedural languages (PL/pg SQL, PL/Tcl, PL/Perl, PL/Python) and SQL. Excellent troubleshooting and debugging skills. Experience in performance tuning and automation for Postgres and AWS platforms. Proficient in Linux, especially Oracle Linux Enterprise. Familiarity with scripting languages such as Bash, KSH, and Perl The job entails sitting as well as working at a computer for extended periods of time. Should be able to communicate by telephone, email or face to face. Travel may be required as per the job requirements. About Us Infosys is a global leader in next-generation digital services and consulting. We enable clients in more than 50 countries to navigate their digital transformation. With over four decades of experience in managing the systems and workings of global enterprises, we expertly steer our clients through their digital journey. We do it by enabling the enterprise with an AI-powered core that helps prioritize the execution of change. We also empower the business with agile digital at scale to deliver unprecedented levels of performance and customer delight. Our always-on learning agenda drives their continuous improvement through building and transferring digital skills, expertise, and ideas from our innovation ecosystem. Infosys provides equal employment opportunities to applicants and employees without regard to race; color; sex; gender identity; sexual orientation; religious practices and observances; national origin; pregnancy, childbirth, or related medical conditions; status as a protected veteran or spouse/family member of a protected veteran; or disability.
    $77k-99k yearly est. 4d ago
  • Software Engineer

    Reinventing Geospatial, Inc. (RGi

    Principal software 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 Software Engineer, you will... Contribute to the design, development, testing and integration of new capabilities from an idea to production across a complex system Integrate capabilities from different systems across the enterprise while the needs of users and stakeholders are met Participate in daily standups, sprint and release planning activities, and coordinate with other team members (systems engineer, systems administrator, tester, etc.) to accomplish the tasks outlined in user stories Write or contribute to documentation and end-user instructions/manuals, as necessary Software Engineer Qualifications... Associate's or Bachelor's Degree in Computer Science or related field 5+ years of experience in software development with experience in all phases of the software development lifecycle (analysis, design, development, testing, deployment, maintenance) Demonstrated experience developing with modern languages such as: Python, Ruby, Clojure, Java, JavaScript, etc. Experience designing, developing, documenting, testing, and debugging software that contains logical and mathematical solutions to problems Demonstrated experience using rapid prototyping and Agile based software development methodologies GEOINT/SIGINT/IMINT domain knowledge Additional Skills We'd Like to See: Understanding of machine learning concepts Experience with development in microservice based architectures Understanding of web application development concepts and experience using web frameworks Experience with container technologies and orchestration such as Docker, Docker Compose, Kubernetes, etc. Experience with continuous integration and software CM processes / tools (Git, GitLab, GitLab CI, Jenkins, JIRA, Confluence) AWS experience and/or AWS certification (Developer, DevOps and/or, Architect, etc.) Security+ Certification Highly preferred to have Python programming language experience Salary Range: $115,000 - $170,000Salary is commensurate with experience.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.
    $115k-170k yearly 9d ago
  • C++ Software Engineer

    London Stock Exchange Group

    Principal software 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 60d+ ago
  • Associate Software Developer

    Blitt and Gaines PC 3.6company rating

    Principal software 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. 13d ago
  • DI Software Development Intern

    Pneumatic Scale Angelus

    Principal software 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 Engineering Co-Op

    Watlow Controls 4.6company rating

    Principal software 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. 37d ago
  • Prinicpal Software Engineer

    Momentum 4.6company rating

    Principal software 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
  • .NET / GIS Software Engineer (TS Clearance Required)

    North Point Defense 3.9company rating

    Principal software engineer job in Saint Louis, MO

    North Point Technology is seeking an experienced Software Developer to join our mission-driven team supporting the National Geospatial-Intelligence Agency (NGA). This position plays a critical role in advancing NGA's Geospatial Intelligence (GEOINT) capabilities - measuring, modeling, and visualizing the Earth in precise 3D detail to enable global intelligence and defense missions. The ideal candidate is a motivated problem-solver and skilled developer who thrives in collaborative, agile environments. You'll work hands-on with .NET technologies, build robust software components, and help ensure the reliability and integrity of critical geospatial systems. This program requires employees to have an active TS clearance Responsibilities: As a key member of our development team, you'll: Design, develop, and integrate .NET-based software components and applications. Debug, test, and validate new and existing code to maintain system stability and data integrity. Contribute to Agile development cycles, participating in standups, sprint planning, and retrospectives. Write and maintain automated unit and validation tests to support continuous integration and delivery. Collaborate closely with system engineers, analysts, and developers to ensure solutions align with mission goals. Support ongoing software sustainment, ensuring long-term reliability and scalability of deployed systems. Leverage tools like GitLab, Jira, and Confluence to track progress, manage tasks, and document work. Required Skills/Experience: Technical Skills: Strong proficiency in C#, VB.NET, C++, and WPF within the Microsoft .NET ecosystem Experience working with large codebases and writing testable, maintainable software Familiarity with PostgreSQL or similar relational databases Understanding of Cloud, SOA, Web Services, or virtualization environments Experience with Git/GitLab for version control and Jira/Confluence for collaboration Solid understanding of software development and sustainment methodologies Professional Skills: Excellent written and verbal communication abilities Strong organizational skills with attention to detail Proactive, self-motivated, and comfortable taking ownership of assigned tasks Preferred Skills/Experience Prior experience supporting NGA or other Intelligence Community customers Working knowledge of AWS and cloud-native technologies Microsoft certifications in software development or systems engineering Hands-on GIS (Geospatial Information Systems) 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
  • Mid Level Software Engineer

    Freedom Technology Solutions Group

    Principal software engineer job in Saint Louis, MO

    Freedom Technology Solutions Groups is looking to add a mid level Software Engineer to the team! This position is fully onsite in St. Louis, MO. Required Experience: Demonstrated firsthand experience in at least two of the following: Java, JavaScript or Python enterprise application development Web services architecture, design, and development Relational database design Spatial database design NoSQL database design Micro-service architecture, design and development Containerization and/or Orchestration API Development Cloud Native Development, AWS, Azure, Google Cloud or similar Cloud Service providers Desired Experience: Demonstrated experience in the development of customized code, scripts, modules, macro procedures, or libraries to implement specialized spatial analysis functions using languages such as Python, Java, JavaScript, PHP, C, Perl, or similar scripting and development languages. Demonstrated experience in integration and tailoring of geospatial Commercial Off-The-Shelf (COTS) software applications; specialized software and database development and maintenance; integration of related specialized hardware; engineering studies to identify and remedy geodata processing bottlenecks. Demonstrated experience with government and/or commercial imagery products, to include SAR or related RADAR imaging technologies. Demonstrated experience working with and developing geospatial information systems (GIS) to include open-source and proprietary geospatial formats Demonstrated experience in use and development with common geospatial tools, data, and operating platforms. These may include, but are not limited to: Tools - Boundless Spatial suite, Remote View, PostGRES/PostGIS, Oracle Spatial and/or other geospatial databases, ArcGIS Desktop, ArcGIS Server, Image Server, and File Geodatabases. Data formats including KML, KMZ, NITF, TIFF, JPEG, GeoPDF, and similar geo-related formats and data structures. Operating Platforms - ESRI, OpenGeo Suite, or similar. Demonstrated experience abstracting new or legacy systems via standards-based APIs to include web services. Including but not limited to Open Geospatial Consortium standards Demonstrated experience in at least one of the following: Developing terrain analysis visualization and algorithms. Developing automated detection algorithms. Education: A Master of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems, Cybersecurity, or equivalent technical degree and a minimum of 2 years of experience in full stack development to include Java, Web services, Database, and micro-service development software, engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work. Or, a Bachelor of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems or equivalent technical degree and a minimum of 4 years of experience in full stack development to include Java, Web services, Database, and micro-service development software, engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work. Or, a minimum, as equivalent to education, of 6 years of experience in software engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work may be substituted for a technical degree. 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
    $59k-79k yearly est. Auto-Apply 60d+ ago
  • Back End Software Engineer (Top Secret Cleared)

    Latitude Inc.

    Principal software engineer job in Saint Louis, MO

    We are seeking a talented Back End Software Engineer to design, develop, and maintain scalable, secure, and high-performance server-side applications. The ideal candidate will have strong proficiency in Python and experience working with C# or Java, enabling effective collaboration across diverse projects and technology stacks. This role involves working closely with front-end developers, DevOps engineers, and product teams to deliver efficient and reliable software solutions. Active Top Secret clearance or higher is required Responsibilities: Design, build, and maintain robust, scalable, and efficient back-end systems and APIs. Develop new features and enhance existing services using Python and C# or Java. Collaborate with cross-functional teams to define, design, and ship new features. Optimize applications for maximum performance, reliability, and scalability. Implement and maintain database schemas, queries, and data models (SQL and NoSQL). Ensure code quality through peer reviews, automated testing, and CI/CD practices. Write clear, maintainable, and well-documented code. Participate in architectural design discussions and technical decision-making. Troubleshoot, debug, and resolve production issues in a timely manner.
    $59k-79k yearly est. 9d ago
  • Software Engineer

    Reinventing Geospatial

    Principal software 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. 56d ago
  • Salesforce - Software Engineer

    The Timberline Group

    Principal software engineer job in Saint Louis, MO

    The Software Engineer - Salesforce is responsible for application development and support of the Salesforce CRM system. They will work closely with IT Business Analysts and Solution Architects to understand and analyze how core business processes interact with Salesforce CRM and identify key opportunities for improvement. Essential Duties & Responsibilities: Review and analyze business requirements and develop solutions using standard programming languages and other available tools that enhance or support business and operations. Documents the requirements, technical designs, and specifications according to company standards. Performs Unit testing to ensure applications and processes work as expected. Ensure software performance, reliability, and scalability. Participate in software design reviews, code reviews, and system integration activities. Work collaboratively with consultants, implementation managers and client IT resources to develop, test, implement products and issue resolution. Communicate with end users and internal customers to help direct development, debugging, and testing of application software for accuracy, integrity, interoperability, and completeness. Adheres to standards in both new and existing software, including purchased packages and in-house development. Communicates with vendors for basic support and troubleshooting. Possesses an adequate understanding of the major business activities of the company. This position may require occasional travel. This position may require support during non-working hours. Essential Knowledge, Skills and Abilities: BA/BS in Computer Science or related field of study or equivalent related work experience. 3+ years of experience in programming and IT Applications Development using a variety of tools and technology performing at an accomplished level. 2+ years of Salesforce development experience Required skills in these Salesforce technologies: Apex, Visualforce pages, Lightning Web Components, Apex Triggers, SOQL, Data Loader, Flows, and Reporting. Salesforce Platform Developer I certification is preferred; Platform Developer II or additional certifications are a plus. Proven understanding of REST API integrations. Experience in designing and developing software applications with proficiency in one (1) or more programming languages that may include .Net, JavaScript, HTML, CSS, or Python. Strong knowledge of coding and application design principles and software development best practices, including version control, testing, and documentation. Middleware experience preferred. Low/no code experience preferred. Ability to establish effective working relationships with business and project team members. Proficient oral and written communication skills. Working knowledge of multiple 3 rd party applications (SQL server, Jitterbit Harmony and Jitterbit App Builder, Propel) and ERP applications (JD Edwards, Oracle, Hyperion) preferred. The Timberline Group Phone: ************ PO Box 385, Lebanon, MO 65536 ********************* ************************* "Delivering quality solutions through quality people"
    $59k-79k yearly est. Easy Apply 60d+ ago
  • Software Engineer, iOS Core Product - St. Louis, USA

    Speechify

    Principal software engineer job in Saint Louis, MO

    The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify's text-to-speech products to turn whatever they're reading - PDFs, books, Google Docs, news articles, websites - into audio, so they can read faster, read more, and remember more. Speechify's text-to-speech reading products include its iOS app, Android App, Mac App, Chrome Extension, and Web App. Google recently named Speechify the Chrome Extension of the Year and Apple named Speechify its App of the Day. Today, nearly 200 people around the globe work on Speechify in a 100% distributed setting - Speechify has no office. These include frontend and backend engineers, AI research scientists, and others from Amazon, Microsoft, and Google, leading PhD programs like Stanford, high growth startups like Stripe, Vercel, Bolt, and many founders of their own companies. Overview With the growth of our iOS app, being the #18 productivity app in the App Store category and also our recent recognition as Apple's 2025 Design Award for Inclusivity, we find the need for a Senior iOS Engineer to help us support the new user base as well as work on new and exciting projects to push our missing forward. This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, passionate about making product decisions, and has experience building great user experiences that delight users. We are a flat organization that allows anyone to become a leader by showing excellent technical skills and delivering results consistently and fast. Work ethic, solid communication skills, and obsession with winning are paramount. Our interview process involves several technical interviews and we aim to complete them within 1 week. What You'll Do Opportunity to lead key engineering and product decisions Actively shipping production code for the Speechify iOS app Work within a dedicated product team Participate in product discussions to shape the product roadmap Maintain and enhance the existing complex app architecture An Ideal Candidate Should Have Experience. You've worked on products that scaled to a large user base Track record. You have worked on various products from inception to decent traction. You have been responsible for engineering the product Customer obsession. We expect every team member whose responsibilities directly impact customers to be constantly obsessed about providing the best possible experience Product thinking. You make thoughtful decisions about the evolution of your product and support internal teams and designers into taking the right direction Speed. You work quickly to generate ideas and know how to decide which things can ship now and what things need time Focus. We're a high-growth startup with a busy, remote team. You know how and when to engage or be heads down Technical skills. Swift, SwiftUI Technical Requirements: Swift Programming Language SwiftUI experience Experience in Multithreading Programming Working with CI/CD infrastructure Experience with Fastlane SOLID principles, the ability to write every single class according to SOLID Experience with Git and understanding of different Git strategies What We offer: A fast-growing environment where you can help shape the company and product An entrepreneurial crew that supports risk, intuition, and hustle The opportunity to make a big impact in a transformative industry A competitive salary, a collegiate atmosphere, and a commitment to building a great asynchronous culture Work on a product that millions of people use and where daily feedback includes users sharing that they cried when they first found the product because it was so impactful on their lives Support people with learning differences like Dyslexia, ADD, Low Vision, Concussions, Autism, and Second Language Learners, and give reading superpowers to professionals all over the world Work in one of the fastest growing sectors of tech: Intersection of Artificial Intelligence and Audio The United States Based Salary range for this role is: 140,000-200,000 USD/Year + Bonus + Stock depending on experience Think you're a good fit for this job? Tell us more about yourself and why you're interested in the role when you apply. And don't forget to include links to your portfolio and LinkedIn. Not looking but know someone who would make a great fit? Refer them! Speechify is committed to a diverse and inclusive workplace. Speechify does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.
    $59k-79k yearly est. Auto-Apply 16d ago
  • Software Solutions Senior - Sage Intacct

    UHY 4.7company rating

    Principal software engineer job in Saint Louis, MO

    JOB SUMMARYThe Software Solution Senior is a key member of the Client Accounting Advisory Services team responsible for designing, developing, and implementing high-quality accounting software solutions. This role requires a technical background, leadership skills, and the ability to collaborate with cross-functional teams to deliver innovative accounting software solutions that meet client needs. The Software Solution Senior will also provide guidance and mentorship to associate team members. Lead the design and configuration of accounting software modules or applications, ensuring adherence to industry standards and best practices Collaborate with product managers and business analysts to gather software requirements and translate them into technical designs Develop and maintain an understanding of accounting principles and practices to effectively design and implement software solutions for accounting workflows Provide training to end users on software features and functionalities Prepare comprehensive documentation, including user manuals, guides, and training materials, to support software implementation and usage Provide ongoing technical support to clients through various channels, including phone, email, and remote access and use of the support ticketing system (Issuetrak) Collaborate with cross-functional teams to define and execute software testing strategies, ensuring the reliability and accuracy of accounting software solutions Stay up to date with emerging technologies and industry trends in accounting software to contribute to the continuous improvement of software offerings Troubleshoot and resolve complex technical issues related to accounting software implementation, data integration, and system performance Collaborate with product managers and stakeholders to prioritize software features and enhancements based on client needs and market demands Participate in the life cycle of a software implementation and support, including requirements analysis, estimation, planning, and release management Conduct Software demonstrations, create pricing quotes, draft engagement letters Assist with Software Vendor invoice processing/allocations for client billing Supervisory responsibilities May supervise subordinate team members Work environment Work is conducted in a professional office environment with minimal distractions Physical demands Prolonged periods of sitting at a desk and performing work in front of a computer screen for long periods of time Must be able to lift up to 15 pounds at a time Travel required Occasional travel, but unpredictable, based on client needs Required education and experience Bachelor's degree in accounting, accounting information systems, or relevant, hands-on accounting system implementation experience 3+ years of relevant experience Current experience and technology skills using Sage Intacct, QuickBooks Online, or similar accounting software Proficient with using Microsoft Office (Word, Excel, PowerPoint, and Outlook) Preferred education and experience Advanced degree or relevant certifications Other duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the colleague for this job. Duties, responsibilities and activities may change at any time with or without notice. WHO WE ARE UHY is one of the nation's largest professional services firms providing audit, tax, consulting and advisory services to clients primarily in the dynamic middle market. We are trailblazers who bring our experience from working within numerous industries to our clients so that we can provide them with a 360-degree view of their businesses. Together with our clients, UHY works collaboratively to develop flexible, innovative solutions that meet our clients' business challenges. As an independent member of UHY International, we are proud to be a part of a top 20 international network of independent accounting and consulting firms. WHAT WE OFFER POSITIVE WORK ENVIRONMENT Enjoy a collaborative and supportive work environment where teamwork is valued. ATTRACTIVE COMPENSATION PACKAGES Our compensation is competitive and tailored to reflect the role, qualifications, and expertise of each individual. COMPREHENSIVE BENEFIT PACKAGE Access comprehensive benefits including group health insurance, dental and vision coverage, 401(k) retirement plans, and generous paid time off (PTO) allowances.
    $67k-81k yearly est. Auto-Apply 34d ago

Learn more about principal software engineer jobs

How much does a principal software engineer earn in Saint Louis, MO?

The average principal software engineer in Saint Louis, MO earns between $80,000 and $138,000 annually. This compares to the national average principal software engineer range of $98,000 to $182,000.

Average principal software engineer salary in Saint Louis, MO

$105,000

What are the biggest employers of Principal Software Engineers in Saint Louis, MO?

The biggest employers of Principal Software Engineers in Saint Louis, MO are:
  1. Monterey Technologies Inc.
  2. Remedy Technological Services L P
  3. Ecs Federal
  4. Omni Services
  5. Dls
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