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  • Senior Software Engineer-Test & Verification

    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. The Boeing Company is currently seeking a Senior Software Engineer-Test & Verification to support our Boeing Global Services (BGS) Government Vehicle Health Management Systems (GVHMS) teamlocated in Hazelwood, Missouri. At The Boeing Company, we innovate and collaborate to make the world a better place. From the seabed to outer space, you can contribute to work that matters with a company built on shared values. 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. Our amazing team of engineers develops, fields, and supports platform health management systems for the F/A-18, MQ-25, F-15, T-38, T-7, and proprietary platforms. Our software acquires and manages platform health and usage data, performs health, and usage assessment and recommends maintenance actions. We are tasked with the creation, design, development, modification, proof of concept, verification, testing, and demonstration of products and solutions to maximize platform mission readiness and effectiveness, reduce lifecycle costs, and keep our customers safe. This position will focus on supporting the Boeing Commercial Airplanes (BCA) & Boeing Global Services (BGS) Software Engineering organization. The GVHMS team develops, fields and supports health management systems for defense platforms. The Central Maintenance Computing System (CMCS) is an on-board system that acquires, stores, analyzes and reports the health of the vehicle. The team is looking for a highly motivated software test and verification engineer to test software, derive test cases from requirements, and develop automated test cases throughout phases of the software development life cycle (requirements, design, implementation and verification). The software test and verification engineer will document, design, plan, and design CMCS software test functionality. Position Responsibilities: Develop and maintain robust Python script Utilize Cucumber / Gherkin for behavior-driven development to create clear and concise test scenarios Experience with tools like Git, Jira, or an equivalent for version control and project tracking Experience with test frameworks to design, implement, and execute comprehensive testing solutions Create, plan, and execute a test cycle Analyze program requirements to develop new, effective test cases that ensure comprehensive coverage of functionalities Document software bugs with appropriate information for analysis (environment information, data logs, etc.) Communicate with multifunctional skill teams including software engineers, systems engineers, and hardware 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. Basic Qualifications (Required Skills/ Experience): Ability to Obtain U.S. Secret security clearance 8+years of experience in writing Software Test Plans (STP), Software Test Descriptions (STD), and Software Test Reports (STR) 5+ years of experiencecreating scripts in Python 3+ years of experiencewith Quality Automation Tools (ex. Selenium, Cucumber, LoadRunner) Experience with Ethernet Network Data Buses 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. 1+ years of experience with MIL-STD-1553 and/or MIL-STD-1760 communication protocols Active Secret Clearance Familiarization with hardware and network architecture including server and client environments Familiarization with military aircraft flightline operations C# experience or familiarity with Ranorex for automated testing Travel: 5% or less 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. 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 for Senior Level$122,400 - $165,600 Applications for this position will be accepted until Dec. 19, 2025 Export Control Requirements: This is not an Export Control position. Relocation This position offers relocation based on candidate eligibility. 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. 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.
    $122.4k-165.6k 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
  • 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
  • Software Developer

    Procession Systems

    Principal software engineer job in Saint Louis, MO

    Start your next chapter with a top industry leader offering competitive benefits and relocation support, we are looking for a highly skilled Full-Stack developer to support a mission critical system and help lead initiatives related to a custom web application. Primary duty of the candidate will be to design, code and participate in the maintenance and enhancement of an enterprise web application. In addition to designing and developing code, the ideal candidate should also have the drive and willingness to work within AWS. The selected candidate will find themselves on a path to continual learning and professional growth on a great team and mission. REQUIRED QUALIFICATIONS: 5+ years experience building web applications in any modern framework based on languages like C#, Python, Java, or JavaScript 2+ years experience with AWS or Azure Cloud Environments. Possess a solid understanding of the environment and ability to perform basic management and troubleshooting. Experience in a modern web framework like Angular, React, Vue, Node, or Ember. Deep understanding of HTML, HTTP, client-side rendering, and DOM manipulation through JavaScript and libraries such as jQuery. Experience with Windows and Linux environments and the Linux command line. Experience with object-oriented programming. Knowledge of web application performance issues and best practices. Extensive knowledge of developer tools such as Jira, Git and Gitlab. Experience developing web services and integrating enterprise-class systems. Strong troubleshooting skills. Experience working with cross-functional teams using agile practices and continuous delivery. Bachelor's degree or higher in computer science or a closely related field. CLEARANCE: Top Secret minimum
    $65k-85k yearly est. 4d ago
  • Sr. Developer - Ericsson Order Care (EOC) and AWS

    Telus Digital

    Principal software engineer job in Saint Louis, MO

    We are seeking a highly skilled Sr. Developer with strong experience in Ericsson Order Care (EOC) and AWS to join our dynamic team. The ideal candidate will bring deep technical expertise, a proactive attitude, and a passion for delivering high-quality solutions in a fast-paced environment. Key Responsibilities: Design, develop, and support solutions using Ericsson Order Care. Leverage AWS cloud services to build scalable and secure applications. Collaborate with cross-functional teams to gather requirements and implement solutions. Ensure best practices in coding, architecture, and deployments. Troubleshoot and resolve technical issues across the stack. Participate in code reviews and contribute to continuous improvement initiatives. Required Skills & Experience: Hands-on experience with Ericsson Order Care (EOC) is mandatory. Strong knowledge and working experience with AWS services (e.g., EC2, Lambda, S3, RDS, etc.). Proficiency in programming languages such as Java, Python, or similar. Experience working in Agile/Scrum environments. Strong problem-solving skills and excellent communication abilities. Preferred Qualifications: Telecom domain experience is a plus. Experience integrating EOC with other systems or OSS/BSS platforms.
    $78k-101k yearly est. 2d ago
  • React Native - Software Engineer

    Spectraforce 4.5company rating

    Principal software engineer job in Saint Louis, MO

    Job Title: React Native - Software Engineer Duration of project: 6+ months Key Responsibilities: As one of our valued React Native Developers, your task will be constructing high-performance mobile apps for both iOS and Android platforms. Your duties will include: Spearheading the architecture and construction of these applications while coordinating with teams managing other layers of product infrastructure. Building enterprise-level React Native apps with precision-crafted UIs for Android and iOS platforms. Leveraging native APIs for extensive integrations with native mobile platforms. Diagnosing and rectifying bugs and performance bottlenecks to ensure seamless, native-like performance. Upholding coding standards and writing automated tests to guarantee top-notch product quality. Translating complex requirements into distinct coding tasks and strategies. Crafting unit and integration tests for thorough and regressive software testing. Participating in design and code reviews. Collaborating with various teams (Product, PM, etc.) to ensure the delivered code aligns with functional/technical specifications. Engaging actively in Agile routines and ceremonies, including daily standups, sprint planning, and sprint demos/retrospectives. Essential Qualifications: Bachelor's degree in Computer Science or a related field or equivalent practical experience Minimum of 3 years of professional React Native development experience in an Agile environment. Profound understanding of Computer Science fundamentals, including OOAD, MVVM design patterns, data structures, and algorithms. Extensive experience in creating React-Native modules (npm) and developing reusable custom libraries and components. Extensive experience with Typescript. Profound understanding of front-end frameworks, particularly React. Experience with RESTful APIs and OAUTH. Proficiency in creating a Jenkins pipeline using third-party tools like Fastlane. Proven experience in deploying applications on Apple AppStore and Google Playstore. Proficiency in JavaScript and TypeScript languages. Solid foundation in working with third-party libraries (Redux, RxJS) and debugging dependency conflicts. Comprehensive understanding of the mobile app development lifecycle. Knowledge of object-oriented programming and reactive programming patterns. Experience with RESTful APIs, integrating mobile applications to server-side systems, and understanding the document request model and offline storage. Familiarity with automated testing suites, like Jest, Mocha, and Postman, and experience with unit and integration tests (Espresso, JUnit) and Co-routines. Experience with dependency injection (Dagger). Ability to contribute to a large-scale Agile-driven software engineering project, with a solid understanding of professional software engineering best practices for the entire SDLC, including CI/CD. Excellent verbal and written communication skills. Open-mindedness, a relentless thirst for learning, and an unyielding spirit of collaboration. Exceptional interpersonal skills and a positive mindset. Preferred Additional Experience: Experience with TDD or BDD. Familiarity with cloud-native, scalable, and highly available distributed systems. Understanding relational and NoSQL databases such as MySql, Postgres, Mongo, and Redis. Experience with container technologies like Docker and Kubernetes. Experience with Atlassian tools such as JIRA and Confluence.
    $59k-78k yearly est. 4d ago
  • Software Development Engineer in Test

    New Balance 4.8company rating

    Principal software engineer job in Saint Louis, MO

    Who We Are: Since 1906, New Balance has empowered people through sport and craftsmanship to create positive change in communities around the world. We innovate fearlessly, guided by our core values and driven by the belief that conventions were meant to be challenged. We foster a culture in which every associate feels welcomed and respected, where leaders and creatives are inspired to shape the world of tomorrow by taking bold action today. JOB MISSION: New Balance is seeking a forward-thinking Senior SDET with a developer's mindset and a passion for AI to lead the next evolution of our global eCommerce test automation platform. This is a unique opportunity for someone who thrives on staying ahead of AI trends and is eager to apply them to modern software quality engineering. You'll drive the transformation of our Selenium and BDD-based test stack into a cutting-edge, AI-augmented platform that supports everything from unit testing to full user journey validation. If you're a builder at heart-excited by the challenge of creating scalable, self-healing, and autonomous testing systems that empower both engineers and developers-this role is for you. MAJOR ACCOUNTABILITIES: Lead the architectural redesign of our test automation platform, transitioning from a legacy Selenium/C# and BDD stack to a modern, intelligent framework. Design, build, and maintain AI-driven test automation platforms that enable reliable, scalable tests across the entire testing pyramid-from unit and integration to full end-to-end user journeys. Implement AI-augmented testing strategies to support autonomous test creation, maintenance, and healing. Integrate visual validation tools such as Applitools Eyes into the automation pipeline. Collaborate cross-functionally with developers, QA engineers, and DevOps to ensure test coverage, reliability, and scalability across global eCommerce sites. Evaluate and integrate open-source and commercial tools that enhance test intelligence, observability, and maintainability. Advocate for testability by partnering with developers and architects to influence solution design. Mentor and guide other SDETs and QA engineers in modern test automation practices and AI-driven testing approaches. Continuously research and prototype emerging AI technologies in the testing space to keep the platform at the forefront of innovation. REQUIREMENTS FOR SUCCESS: 5+ years of experience in test automation, with deep expertise in Selenium and C#. Strong understanding of BDD frameworks (e.g., SpecFlow, Cucumber) and test design principles. Hands-on experience with Selenium extensions such as Healenium, Selenide, or Selenium Grid, with a focus on improving test resilience, scalability, and maintainability. Proven ability to implement self-healing test mechanisms and intelligent locator strategies to reduce flakiness and maintenance overhead. Familiarity with AI-augmented testing strategies (e.g., intelligent test generation, adaptive test execution). Experience integrating Selenium-based frameworks into modern CI/CD pipelines (e.g., Azure DevOps, Jenkins), with AI-driven diagnostics or analytics. Proficiency with visual testing tools like Applitools Eyes. Experience with modern automation frameworks such as TestRigor, Playwright, or Cypress. Exposure to machine learning or NLP concepts applied to software testing. Contributions to open-source testing tools or frameworks. Strong problem-solving, communication, and mentoring skills. Regular Associate Benefits Our products are only as good as the people we hire, so we make sure to hire the best and treat them accordingly. New Balance offers a comprehensive traditional benefits package including three options for medical insurance as well as dental, vision, life insurance and 401K. We also proudly offer a slate of more nontraditional perks - opportunities like online learning and development courses, tuition reimbursement, $100 monthly student loan support and various mentorship programs - that encourage our associates to grow personally as they develop professionally. You'll also enjoy a yearly $1,000 lifestyle reimbursement, 4 weeks of vacations, 12 holidays and generous parental leave, because work-life balance is more than just a buzzword - it's part of our culture. Temporary associates are provided three options for medical insurance as well as dental and vision insurance and an associate discount. Part time associates are provided 401k, short term disability, a yearly $300 lifestyle reimbursement and an associate discount. Flexible Work Schedule For decades we have fostered a unique culture founded on our values with a particular focus on in-person teamwork and collaboration. Our North American hybrid model encourages rich in-person experiences, showcasing our commitment to teamwork and connection, while maintaining flexibility for associates. New Balance Associates currently work in office three days per week (Tuesday, Wednesday, and Thursday). Our offices are fully open, and amenities are available across our North American office locations. To continue our focus on hybrid work we have introduced “Work from Anywhere” (WFA) for four weeks per calendar year. This model will help us enhance our culture while continuing to maintain elements of flexibility. Equal Opportunity Employer New Balance provides equal opportunities for all current and prospective associates to ensure that employment, training, compensation, transfer, promotion and other terms, conditions and privileges of employment are provided without regard to race, color, religion, national origin, sex, sexual orientation, gender identity, age, handicap, genetic information and/or status as an Armed Forces service medal veteran, recently separated veteran, qualified disabled veteran or other protected veteran, or any other protected status.
    $73k-94k yearly est. Auto-Apply 60d+ 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 4d 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 4d ago
  • Software Engineer

    Jeppesen 4.8company rating

    Principal software engineer job in Hazelwood, MO

    Company: Tapestry - G0G Tapestry Solutions, A Boeing Company, brings over 30 years of industry experience designing, implementing, training, and supporting high-quality, cost-effective information technology and business intelligence solutions. With a dedicated team of approximately 500 professionals, we proudly serve 75 defense, commercial, and government clients across more than 50 U.S. locations and 9 countries worldwide. As a trusted partner, our employees embody our core values by consistently delivering excellence, taking full ownership, and developing innovative solutions that enable critical missions and ensure the safety of our global customers and team members. Joining Tapestry Solutions means enjoying the best of both worlds: access to the vast resources of Boeing combined with the agility and people-focused, family-oriented culture of a small business where your contributions truly matter. Tapestry Solutions, a part of Boeing Global Services BGS, is seeking a Software Engineer in Hazelwood, MO for the Department of Navy Tomahawk Land-Attack Missile program. The Tomahawk program is expanding to include additional US and foreign customers and will remain relevant for many more years. This position is essential for helping Tapestry Solutions and our customers navigate this expansion. Position Responsibilities: Handles user inquiries, troubleshoot technical issues and user feedback analysis Implement current and emerging technologies, tools, frameworks and changes in regulations relevant to software development Execute and document software research and development projects Basic Qualifications (Required Skills/Experience): VB.NET or C#.NET (including .NET Framework) SQL or other relational database Unit testing frameworks like xUnit, nUnit, or MSTest Preferred Qualifications (Desired Skills/Experience): Windows Environment (Windows 10/11, Windows Server) Knowledge of Windows Desktop Development Project Management Tools (Azure DevOps, Jira, etc.) Azure DevOps Pipelines or other CI/CD tools Agile Strong mathematical analysis skills or STEM degree C++ Drug Free Workplace: We are a Drug Free Workplace 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. Pay & Benefits: We strive to deliver a total rewards package that will attract, engage and retain the top talent. Elements of this package include competitive base pay and variable compensation opportunities. We also provide 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 and date of hire. Pay is based upon candidate experience and qualifications, as well as market and business considerations. Summary base pay range $124,200 - $138,000 Language Requirements: Not Applicable Education: Not Applicable Relocation: Relocation assistance is not a negotiable benefit for this position. Export Control Requirement: This is not an Export Control position. Safety Sensitive: This is not a Safety Sensitive Position. Security Clearance: This position requires an active U.S. Secret Security Clearance (U.S. Citizenship Required). (A U.S. Security Clearance that has been active in the past 24 months is considered active) 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)
    $124.2k-138k yearly Auto-Apply 25d ago
  • Software Engineer II

    Mastercard 4.7company rating

    Principal software 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 Overview: Mastercard's Decision Management Platform team is seeking a Software Developer II to design, develop, and deliver scalable, secure, and high-quality software solutions. In this role, you will contribute to the full software development lifecycle, from analysis and design to implementation and ongoing support, while collaborating with cross-functional teams to meet evolving business needs. You will play a vital role in a rapidly growing organization, working closely with experienced and driven engineers to solve complex challenges. Engineers work in small, flexible teams, with every member contributing to the design, development, and testing of features. We follow an Agile approach to software development and practice continuous integration and delivery. This is a hybrid position based in O'Fallon, MO requiring three days per week onsite. Role: - Design, develop, test, implement, and maintain software applications that align with Mastercard engineering standards and best practices. - Deliver secure, reliable, and scalable software solutions within defined timelines and budgets. - Research and evaluate alternative technical approaches to meet current and future business needs. - Conduct feasibility studies, system flowcharting, and logic design to support solution development. - Collaborate with team members and stakeholders to meet project goals, identify issues early, and recommend practical solutions. - Independently manage assigned tasks and participate in production incident management and on-call rotations. - Create and maintain comprehensive technical documentation in line with Mastercard's quality and governance standards. - Assist senior engineers in updating documentation and templates to align with evolving project and technology needs. - Contribute to process improvement initiatives and promote best practices in software development and delivery. - Support the collection, analysis, and reporting of software and project performance metrics. All About You: - Proven experience in software engineering, architecture, or development. - Strong hands-on experience in Java (Java 17 preferred) for developing scalable and high-performance applications. - Familiarity with CI/CD tools such as Jenkins and Git. - Working knowledge of cloud platforms (AWS preferred). - Hands-on experience with containerization technologies (e.g., Docker). - Experience developing with web technologies such as HTML, JavaScript, and frameworks like Angular or React. - Solid understanding of database technologies, including both SQL and NoSQL systems. - Experience developing and integrating RESTful APIs and working within microservices architectures. - Strong grasp of object-oriented programming, software design patterns, and system performance optimization. - Proficient in algorithms, data structures, and distributed systems concepts. - Experience in Agile environments (e.g., Scrum or Kanban) with continuous integration and iterative delivery models. - Passionate about solving complex, real-world challenges through technology. - Self-motivated and proactive, with the ability to take ownership and deliver results in fast-paced, collaborative settings. - Excellent verbal and written communication skills, capable of explaining complex technical concepts to diverse audiences. - Bachelor degree in Computer Science, Software Engineering, Information Technology, Mathematics, or a related field. Equivalent practical experience may also be considered. This role is not eligible for Mastercard's work authorization sponsorship. As such, candidates must be eligible to work in the United States, now as well as in the future, without employer sponsorship. \#LI-NF1 \#AI3 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 39d ago
  • Associate Software Developer

    Blitt & Gaines P.C 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. 11d 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 29d ago
  • Full Stack Software Engineer

    RGI General Contractors 4.2company rating

    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 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.
    $56k-72k yearly est. Auto-Apply 60d+ 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
  • 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
  • Software Engineer SME (TS/SCI and able to obtain a Polygraph)

    North Point Defense 3.9company rating

    Principal software engineer job in Saint Louis, MO

    This job requires an active Top Secret / SCI clearance (with CI Polygraph eligibility). Please apply only if you currently hold an active TS SCI clearance with CI Poly eligibility. North Point Technology is seeking a Mid-Level Software Engineer to join the Chinook Program, where you'll help design and develop modern applications that support GEOINT data access, visualization, and dissemination. You'll work in a collaborative Agile environment, partnering with mission users, architects, and cloud engineers to deliver secure, high-performance software solutions. Responsibilities: Design, develop, test, and deploy software for GEOINT data workflows. Build microservices, RESTful APIs, and user-facing interfaces using technologies such as React, Node.js, Flask, and Spring Boot. Develop and maintain secure, containerized applications using Docker and Kubernetes. Support DevSecOps pipelines and ensure compliance with security and accreditation standards. Participate in Agile sprints, code reviews, and technical discussions. Collaborate with users and product owners to refine requirements and enhance user experience. Mentor junior developers and assist with resolving technical challenges. Basic Qualifications: U.S. citizenship and active Top Secret clearance with SCI eligibility (CI Polygraph eligibility). Bachelor's degree in Computer Science, Software Engineering, or related field with 4-8 years of experience (or Master's with 2-6 years). Proficiency with: Languages: Python, Java, JavaScript, Go Frameworks: React, Angular, Node.js, Spring Boot, Django, Flask, Svelte Cloud: AWS, Azure, or similar platforms Databases: MySQL, PostgreSQL, SQL Server Tools: Git, GitLab CI, Jenkins, JIRA, Confluence Operating Systems: Windows, Linux Experience with containerization (Docker, Kubernetes) and CI/CD development. Understanding of secure coding, RMF, and STIG compliance. Strong analytical and problem-solving skills with a desire to continuously learn. Preferred Qualifications: Experience with UI/UX design and frontend development. Familiarity with NoSQL databases (OpenSearch/Elasticsearch). Exposure to multi-cloud environments (AWS, Azure, Google, IBM, Oracle). Knowledge of AWS services such as S3, EC2, RDS, CloudFormation. Experience with geospatial technologies (GeoServer, PostGIS, OGC APIs, ESRI ArcGIS). Infrastructure-as-Code experience (Terraform, Ansible). Certifications: AWS Developer, Security+, SAFe Practitioner, or equivalent. Work Locations: Gaithersburg, MD Alexandria, VA Chantilly, VA Aurora, CO St. Louis, MO Tucson, AZ 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 46d ago
  • Mission Software Engineer, Public Sector

    Scale Ai Inc. 4.1company rating

    Principal software engineer job in Saint Louis, MO

    Scale AI is seeking a highly skilled and motivated Mission Software Engineer to join our dynamic Federal Engineering team. As a part of this team, you will play a critical role in supporting Scale's government customers by scoping and developing onsite solutions. Our scalable, high-performance platform is the foundation for these customer solutions, and your expertise will be instrumental in designing and implementing systems that can handle interactions with existing customer systems to help our products integrate into existing customer workflows. You will: Work directly with customers to understand their problems and translate those into features in Scale's platform. Be open to >50% travel or relocation to a key customer geographic location. Collaborate with cross-functional teams to define and execute the vision for backend solutions, ensuring they meet the unique needs of government agencies operating in secure environments. Implement end-to-end data integrations, syncing customer's data to Scale's platform and back Deploy and maintain Scale software at customer sites Develop customer requested features and work closely with them to ensure that they win customer love. Build robust and reliable backend systems that can serve as standalone products, empowering customers to accelerate their own AI ambitions. Participate actively in customer engagements, working closely with stakeholders to understand requirements and deliver innovative solutions. This role will require an active TS/SCI security clearance or the ability to obtain a security clearance. Ideally you have: Track record of success as a hybrid customer facing engineer, forward deployed software engineer, and ability to quickly adapt to different roles. Prior experience developing with Python and JavaScript, or other modern software languages. Familiarity with Node and React is a plus. Cloud-Native Technologies: Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and experience in developing and deploying applications in a cloud-native environment. Understanding of containerization (e.g., Docker) and container orchestration (e.g., Kubernetes) is a plus Linux experience: Understanding of shell scripting, operating systems, etc Networking experience: Understanding of networking technologies, configuration (ports, protocols, etc) Data Engineering: Knowledge of ETL (Extract, Transform, Load) processes and experience in building data pipelines to integrate and process diverse data sources. Understanding of data modeling, data warehousing, and data governance principles Problem Solving: Strong analytical and problem-solving skills to understand complex challenges and devise effective solutions. Ability to think critically, identify root causes, and propose innovative approaches to overcome technical obstacles Compensation packages at Scale for eligible roles include base salary, equity, and benefits. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position, determined by work location and additional factors, including job-related skills, experience, interview performance, and relevant education or training. Scale employees in eligible roles are also granted equity based compensation, subject to Board of Director approval. Your recruiter can share more about the specific salary range for your preferred location during the hiring process, and confirm whether the hired role will be eligible for equity grant. You'll also receive benefits including, but not limited to: Comprehensive health, dental and vision coverage, retirement benefits, a learning and development stipend, and generous PTO. Additionally, this role may be eligible for additional benefits such as a commuter stipend. Please reference the job posting's subtitle for where this position will be located. For pay transparency purposes, the base salary range for this full-time position in the locations of San Francisco, New York, Seattle is:$184,000-$292,560 USDThe base salary range for this full-time position in the locations of Washington DC, Texas, Colorado is:$165,600-$263,304 USDThe base salary range for this full-time position in the location of Hawaii/St. Louis is:$138,000-$219,420 USD Compensation packages at Scale for eligible roles include base salary, equity, and benefits. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position, determined by work location and additional factors, including job-related skills, experience, interview performance, and relevant education or training. Scale employees in eligible roles are also granted equity based compensation, subject to Board of Director approval. Your recruiter can share more about the specific salary range for your preferred location during the hiring process, and confirm whether the hired role will be eligible for equity grant. You'll also receive benefits including, but not limited to: Comprehensive health, dental and vision coverage, retirement benefits, a learning and development stipend, and generous PTO. Additionally, this role may be eligible for additional benefits such as a commuter stipend. The base salary range for this full-time position in the location of Honolulu, Hawaii is:$138,000-$219,420 USD PLEASE NOTE: Our policy requires a 90-day waiting period before reconsidering candidates for the same role. This allows us to ensure a fair and thorough evaluation of all applicants. About Us: At Scale, our mission is to develop reliable AI systems for the world's most important decisions. Our products provide the high-quality data and full-stack technologies that power the world's leading models, and help enterprises and governments build, deploy, and oversee AI applications that deliver real impact. We work closely with industry leaders like Meta, Cisco, DLA Piper, Mayo Clinic, Time Inc., the Government of Qatar, and U.S. government agencies including the Army and Air Force. We are expanding our team to accelerate the development of AI applications. We believe that everyone should be able to bring their whole selves to work, which is why we are proud to be an inclusive and equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability status, gender identity or Veteran status. We are committed to working with and providing reasonable accommodations to applicants with physical and mental disabilities. If you need assistance and/or a reasonable accommodation in the application or recruiting process due to a disability, please contact us at accommodations@scale.com. Please see the United States Department of Labor's Know Your Rights poster for additional information. We comply with the United States Department of Labor's Pay Transparency provision . PLEASE NOTE: We collect, retain and use personal data for our professional business purposes, including notifying you of job opportunities that may be of interest and sharing with our affiliates. We limit the personal data we collect to that which we believe is appropriate and necessary to manage applicants' needs, provide our services, and comply with applicable laws. Any information we collect in connection with your application will be treated in accordance with our internal policies and programs designed to protect personal data. Please see our privacy policy for additional information.
    $60k-80k yearly est. Auto-Apply 32d ago
  • Software Engineer, Platform - 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 2025 Design Award winner for Inclusivity. 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 The responsibilities of our Platform team include building and maintaining all backend services, including, but not limited to, payments, analytics, subscriptions, new products, text to speech, and external APIs. This is a key role and ideal for someone who thinks strategically, enjoys fast-paced environments, is 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 Design, develop, and maintain robust APIs including public TTS API, internal APIs like Payment, Subscription, Auth and Consumption Tracking, ensuring they meet business and scalability requirements Oversee the full backend API landscape, enhancing and optimizing for performance and maintainability Collaborate on B2B solutions, focusing on customization and integration needs for enterprise clients Work closely with cross-functional teams to align backend architecture with overall product strategy and user experience An Ideal Candidate Should Have Proven experience in backend development: TS/Node (required) Direct experience with GCP and knowledge of AWS, Azure, or other cloud providers Efficiency in ideation and implementation, prioritizing tasks based on urgency and impact Preferred: Experience with Docker and containerized deployments Preferred: Proficiency in deploying high availability applications on Kubernetes What We Offer A dynamic environment where your contributions shape the company and its products A team that values innovation, intuition, and drive Autonomy, fostering focus and creativity The opportunity to have a significant impact in a revolutionary industry Competitive compensation, a welcoming atmosphere, and a commitment to an exceptional asynchronous work culture The privilege of working on a product that changes lives, particularly for those with learning differences like dyslexia, ADD, and more An active role at the intersection of artificial intelligence and audio - a rapidly evolving tech domain 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 11d 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

Learn more about principal software engineer jobs

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

The average principal software engineer in Saint Charles, 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 Charles, MO

$105,000
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