1,717 Results for

Software Engineer Jobs in Saint Louis, MO

Jobs

Lead Software Engineer bioMerieux SA

Hazelwood, MO

$117,000–$175,500 / year

As a member of the R&D organization responsible for creating software for the development of innovative in vitro diagnostic solutions, the Senior Software Engineer contributes to the design and delivery of scalable, cloud-native software solutions by implementing modern software development practices, including microservices architecture, CI/CD, and infrastructure as code. If you are a qualified individual with a disability, you may request a reasonable accommodation in BioMérieux's or its affiliates' application process by contacting us via telephone at (385) 770-1132, by email at [email protected], or by dialing 711 for access to Telecommunications Relay Services (TRS).

30+ days ago

Data Engineer Software Developer Leidos

Shiloh, Illinois

You will an integral member of a fast paced, Agile development and implementation team to architect, design and develop data integration solutions (Extract, Transform, Load) to support a unified User Experience / User Interface (UX/UI) that provides a holistic single-pane-of-glass interface for an integrated solution on the Elastic platform. As a key Real-Time Visibility team member, you will be conducting design and implementation for a variety of solution capabilities to integrating various data sources into Confluent (Kafka) and Elastic platforms, design of robust data integration solutions, and adhering to the program’s CI/CD processes and data governance practices.

30+ days ago

Senior Software Engineer - St. Louis London Stock Exchange Group Plc

St. Louis, MO

Our problems are complex from building AI-powered analytics that are constantly evolving, to challenges that define modern finance, giving engineers the opportunity to stretch their craft and shape solutions that matter. With over 40,000 customers and 400,000 end users across approximately 190 markets, we are an essential partner to the global financial community and redefining the future of data in financial services.

30+ days ago

Senior Software Engineer Trinity Global Consulting

St. Louis, MO

Document and demonstrating solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code. At Trinity Global Consulting (TGC), we value our employees and provide a comprehensive benefits package that includes: Medical, Dental & Vision Coverage – Coverage for eligible employees and family through CareFirst and VSP.

30+ days ago

Software Engineer (Full-Stack Web) Computer Information Concepts

Kansas City, KS

Remote

$100,000–$140,000

You will work across a React and TypeScript frontend, C#/.NET APIs, and SQL Server data to understand business workflows, collaborate on design, implement the user experience and supporting APIs, test your work, and follow it into production. Success in this role means delivering reliable, maintainable features, collaborating effectively across product design and engineering, and developing a strong understanding of both the customer workflow and the technology supporting it.

30+ days ago

Software Engineer (Full-Stack Web) (Remote) Computer Information Concepts

St. Louis, MO

Remote

$100,000–$140,000 / year

30+ days ago

Software Engineer/Data Science Librarian Leidos

Saint Louis, Missouri

$107,900–$195,050 / year

Leidos is seeking a Software Engineer / Data Science Librarian to manage and optimize databases supporting GEOINT product dissemination and to process expurgation requests for distributing discrete geospatial product packages to internal and foreign partners. This position requires a highly collaborative professional capable of working across multiple offices, maintaining and enhancing ingest and validation scripts, and supporting end‑to‑end software operations related to GEOINT product dissemination.

18 days ago

Engineering - Software Engineer (AI & Agentic Solutions) Alineops

o'fallon, MO

Experience with an agent orchestration framework: Semantic Kernel, Claude Agent SDK, LangGraph, AutoGen, or CrewAI.Experience with RAG architecture - embedding models, vector search (pgvector, Azure AI Search), chunking strategies, reranking. 4-6 years of software engineering experience (or a strong recent graduate with demonstrable project, internship, or research experience at equivalent depth) - backend or full-stack, building and shipping applications.

11 days ago

C++ Software Engineer London Stock Exchange Group Plc

St. Louis, MO

With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, handle risk and create jobs. Through a comprehensive suite of trusted financial market infrastructure services - and our open-access model - we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.

30+ days ago

Network Software Engineer Lead Leidos

Shiloh, Illinois

The Software Engineer Lead will be the primary systems manager for the release and deployment of new software tools using the Cisco Network Services Orchestrator (NSO) platform, Python, and other software languages to sustain and manage a Carrier-class Wide Area Network supporting the Defense Information Systems Agency under the Department of War. Leidos’ Digital Sector/Global Solutions Management-Operations II (GSMO-II) contract has an opening for a Network Software Engineer Lead located in the Scott AFB, IL area.

9 days ago

Senior Software Engineer LRS

St. Louis, MO

$60–$70 / hour

LRS Consulting Services is seeking a Senior Software Engineer who enjoys solving complex technical challenges, building modern cloud-based solutions, and making a meaningful impact through innovation and collaboration. This contract-to-hire opportunity offers the chance to design, develop, and support enterprise applications using the Microsoft technology stack while helping shape scalable, secure, and reliable solutions in a cloud-first environment.

30+ days ago

Senior C++ Software Engineer London Stock Exchange Group Plc

St. Louis, MO

30+ days ago

Mid-Level Backend Software Engineer Leidos

Belleville, IL

$87,100–$157,450 / year

If you've been building your skills in backend development, object‑oriented programming, and mission‑driven engineering , and you're ready for work that actually moves the needle, this is the kind of opportunity cleared engineers pursue when they want to grow while making real impact. April 16, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

7 days ago

Real-Time Software Engineer - Early Career London Stock Exchange Group Plc

St. Louis, MO

This role is ideal for a recent graduate or an engineer with up to two years of professional experience who is passionate about software development, enjoys solving complex problems, and embraces modern AI-assisted engineering practices. We are seeking a Software Engineer to join our development team and help build high-quality software solutions that support critical business capabilities.

3 days ago

On Site - St. Louis MO - Senior Software Engineer Object Computing

Saint Louis, MO

We're collaborating with a leading mid-tier defense technology company specializing in areas like Advanced Sensing, Network Computing, and Force Protection, to develop and integrate state-of-the-art systems. 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.

30+ days ago

AI Engineer - FDE Software Engineering Sr. Manager Accenture Plc

St. Louis, MO

Accenture is a leading solutions and services company that helps the world's leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed across the enterprise, bringing together the talent of our approximately 800,000 people, our proprietary assets and platforms, and deep ecosystem relationships. You are: An AI Native Engineer with a minimum of 3 years of experience building cloud-native solutions, and deep expertise in designing and deploying agentic systems, especially for enterprise environments.

23 days ago

Electrical Engineer Engineer-In-Training Woolpert Inc

St. Louis, MO

$65,800–$82,300 / year

All resumes submitted by search firms/employment agencies to any employee at Woolpert via email, the internet, or in any form and/or method will be deemed the sole property of Woolpert, unless such search firms/employment agencies were engaged by Woolpert''s Talent Acquisition Team for this requisition and a valid agreement is in place. The Electrical Engineer-In-Training will work with a multi-discipline team of engineers and designers to provide construction ready design packages for a variety of project types in the local region and beyond.

30+ days ago

Electrical Engineer (Engineer-In-Training) Woolpert

Fairview Heights, Missouri

All resumes submitted by search firms/employment agencies to any employee at Woolpert via email, the internet, or in any form and/or method will be deemed the sole property of Woolpert, unless such search firms/employment agencies were engaged by Woolpert's Talent Acquisition Team for this requisition and a valid agreement is in place. The Electrical Engineer-In-Training will work with a multi-discipline team of engineers and designers to provide construction ready design packages for a variety of project types in the local region and beyond.

30+ days ago

Renewables Substation Engineer (Collector Substation Engineer - Renewables) Macpower Digital Assets Edge Private Limited

St. Louis, MO

Remote

$110,000–$150,000 / year
Quick Apply

About the Role: We're looking for an experienced Collector Substation Engineer to join our team and work on exciting renewable energy projects. What You'll Do: Design and lead collector substation projects, especially in renewable energy (like wind and solar).

10 days ago

SVP Of Software Engineering & Transformation (Remote) Emprise Bank

o'fallon, MO

Remote

This executive is responsible for identifying, prioritizing, and delivering transformational opportunities that leverage AI, automation, modern engineering practices, and strategic technology partnerships to improve client experience, operational efficiency, resiliency, and business outcomes. Proven success in developing and executing technology strategies and leading large-scale modernization and organizational change within complex, regulated environments, with measurable business outcomes.

22 days ago

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Software Engineer Jobs in Saint Louis, MO

Lead Software Engineer bioMerieux SA

Data Engineer Software Developer Leidos

Senior Software Engineer - St. Louis London Stock Exchange Group Plc

Senior Software Engineer Trinity Global Consulting

Software Engineer (Full-Stack Web) Computer Information Concepts

Software Engineer (Full-Stack Web) (Remote) Computer Information Concepts

Software Engineer/Data Science Librarian Leidos

Engineering - Software Engineer (AI & Agentic Solutions) Alineops

C++ Software Engineer London Stock Exchange Group Plc

Network Software Engineer Lead Leidos

Senior Software Engineer LRS

Senior C++ Software Engineer London Stock Exchange Group Plc

Mid-Level Backend Software Engineer Leidos

Real-Time Software Engineer - Early Career London Stock Exchange Group Plc

On Site - St. Louis MO - Senior Software Engineer Object Computing

AI Engineer - FDE Software Engineering Sr. Manager Accenture Plc

Electrical Engineer Engineer-In-Training Woolpert Inc

Electrical Engineer (Engineer-In-Training) Woolpert

Renewables Substation Engineer (Collector Substation Engineer - Renewables) Macpower Digital Assets Edge Private Limited

SVP Of Software Engineering & Transformation (Remote) Emprise Bank

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