Sr. Software Engineer - Mastercard Shiftcode Analytics, IncSr. Software Engineer - MastercardSt louis, MOExperience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus. You will work directly with senior engineers, architects, and product managers to deliver features that make the platform faster, more reliable, and more cost-efficient to run.
Software Engineer (TS/SCI Clearance Required) North Point TechnologySoftware Engineer (TS/SCI Clearance Required)St. Louis, MODuties will include writing validation tests against existing baselines to ensure code integrity throughout Agile development efforts, assisting with unit testing, programming, and developing in Python, Java Spring, and other modern frameworks. The qualified candidate must have an active TS/SCI security clearance, and will help collect the sciences, technology, and tradecraft used to measure and model the globe, providing three-dimensional accuracy of every point in, on, or above the Earth.
Senior Software Engineer-Oracle EPM AmerenSenior Software Engineer-Oracle EPMSaint Louis, MissouriAssists in performing root cause analysis and interprets the results; provides input into action plan (e.g., provides input into prioritization of offensive/customer-facing issues and defensive/internally focused backlogs). Analyzes, designs, codes, tests, configures and modifies software projects and/or products or enhancements using various programming languages, technologies and development methodologies.
Full Stack Software Engineer Reinventing GeospatialFull Stack Software EngineerSaint Louis, MOWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. 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.
Software Engineer Reinventing GeospatialSoftware EngineerSaint Louis, MORGi 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. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information.
Software Engineer .Net US BankSoftware Engineer .NetEarth City, MO$105,400–$124,000 / yearIn addition, certain positions may also be subject to the requirements of FINRA, NMLS registration, Reg Z, Reg G, OFAC, the NFA, the FCPA, the Bank Secrecy Act, the SAFE Act, and/or federal guidelines applicable to an agreement, such as those related to ethics, safety, or operational procedures. Consistently creates optimal design adhering to architectural best practices; considers scalability, reliability and performance of systems/contexts affected when defining technical designs.
Software Engineer II DiligentSoftware Engineer IINetherlands, MOIn this Software Engineer II role, you'll help build and evolve a Third Party Risk Management SaaS platform using Laravel and PHP, designing scalable APIs and services that keep performance and reliability front and center. Whether you're designing systems that leverage large language models or part of a team reimaging workflows with AI, you'll help us unlock entirely new ways of working and thinking.
Principal Software Engineer - Postgres ClickHousePrincipal Software Engineer - PostgresNetherlands, MORemoteWith more than 4,000 customers and ARR that has grown over 250 percent year over year, ClickHouse leads the market in real-time analytics, data warehousing, observability, and AI workloads. This is a strategic and high-impact role for an engineer who can work independently across complex technical areas: from storage and performance optimization to distributed coordination and extension development.
Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required) North Point TechnologySoftware Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)St. Louis, MOThe ideal candidate has an excellent understanding of the full software development lifecycle and exceptional coding skills across front-end interfaces, backend services, and secure cloud integrations in support of the mission. The qualified candidate must have an active Top Secret/SCI security clearance and will design, develop, and deliver modern, cloud-native software solutions that enable national security missions.
Senior Software Engineer MasterCardSenior Software EngineerO'fallon, MO$115,000–$184,000 / yearAll 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. 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.
C#.net Software Engineer - Mid-Level Perceptive Recruiting, LLCC#.net Software Engineer - Mid-LevelSt. Louis, MO3-5 years of hands-on experience with relational database technology, preferably Microsoft SQL Server. Perceptive Recruiting, LLC , headquartered in Greenville, SC, has 27+ years of technology recruitment experience.
6J7MI3 (6J9)-Software Engineer-Test & Verification 3 (Test & Verification) Lancesoft6J7MI3 (6J9)-Software Engineer-Test & Verification 3 (Test & Verification)Maryland Heights, MORemotePreferred 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 and 5+ years of related work experience OR Bachelor’s Degree and 9+ years of directly related work experience OR 13+ years of related, relevant experience. 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.
Senior AI Software Engineer-Ts/Sci Clearances (CI Poly Preferred) CredenceSenior AI Software Engineer-Ts/Sci Clearances (CI Poly Preferred)St. Louis, MO$155,000–$200,000 / yearYou will collaborate with cross-functional engineering, data, cloud, and stakeholder teams to deliver scalable, secure, and mission-focused AI capabilities for federal clients, while helping guide technical direction, strengthen engineering practices, and mentor other engineers. Senior Software Engineering Leadership Apply strong software engineering principles to design maintainable, testable, and scalable systems; conduct code reviews, establish technical patterns, and leverage AI-assisted development tools responsibly to accelerate delivery.
Software Engineer – Unifier and OPPM The Timberline GroupSoftware Engineer – Unifier and OPPMSaint Louis, MissouriThis is a highly visible position with direct exposure to system architecture decisions, integration design, and cross-functional collaboration, plus a clear path to long-term placement for the right fit. Responsibilities Analyze, design, code, test, configure, and modify software applications and enhancements using a range of programming languages, technologies, and development methodologies.
Lead Software Engineer Delan Associates, IncLead Software EngineerO'Fallon, MOIdeal Candidate: A senior-level engineer who combines strong full-stack Java development skills with hands-on experience building Agentic AI frameworks (MCP + LLMs), while also possessing the analytical and design skills needed to support enterprise data platforms and Qlik Sense environments. This role will support the installation, configuration, administration, and enhancement of a Qlik Sense environment while helping develop next-generation Agentic products and data solutions.
Lead Software Engineer (Remote) Delan Associates, IncLead Software Engineer (Remote)O'Fallon, MORemoteIdeal Candidate: A senior-level engineer who combines strong full-stack Java development skills with hands-on experience building Agentic AI frameworks (MCP + LLMs), while also possessing the analytical and design skills needed to support enterprise data platforms and Qlik Sense environments. This role will support the installation, configuration, administration, and enhancement of a Qlik Sense environment while helping develop next-generation Agentic products and data solutions.
Lead Software Engineer - St. Louis, MO (Full-time) Georgia Tek SystemsLead Software Engineer - St. Louis, MO (Full-time)St. Louis, MONote: Please allow me to reiterate that I chose to contact you either because your resume had been posted to one of the internet job sites to which we subscribe, or you had previously submitted your resume to Gerogia IT Inc I assumed that you are either looking for a new employment opportunity, or you are interested in investigating the current job market. Familiarity with DBMS technology, including SQL Server, Oracle, Postgre SQL, MongoDB, and MySQL, and caching mechanisms such as Redis, Memcached, and Varnish.
Software Engineer Reinventing Geospatial, Inc. (RGi)Software EngineerSt. Louis, MORGi 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. A strong working knowledge of: AWS, Azure, or similar cloud platforms, MySQL, PostgreSQL, or SQL Server.
Flight Simulation Software Engineers (Associate, Experienced, and Senior) BoeingFlight Simulation Software Engineers (Associate, Experienced, and Senior)Berkeley, Missouri$94,450–$134,550 / yearThe 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. Selected candidates will be aligned to a statement of work that best suits their interests and skillset, some of which could include: Creating core simulation infrastructure to serve as a jumping-off point for programs developing flight simulation capabilities.
BackEnd Software Engineer (Experienced or Senior) BoeingBackEnd Software Engineer (Experienced or Senior)Berkeley, MissouriExperienced Level : 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 and 5+ years of related work experience OR Bachelor’s Degree and 9+ years of directly related work experience OR 13+ years of related, relevant experience. Senior Level: 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 and 9+ years of related work experience OR Bachelor’s Degree and 13+ years of directly related work experience OR 17+ years of related, relevant experience.