Software Engineer Jobs in O Fallon, IL

Transform utility systems across a factory network by providing technical leadership, ensuring safety, reliability, and sustainability while supporting capital projects and improving asset performance...

Lead the charge in enhancing security for a complex federal platform, safeguarding cloud infrastructure and sensitive data. Collaborate within an Agile team to design, implement, and automate robust s...

Lead the charge in designing and executing rail projects, ensuring compliance and quality. Collaborate with multidisciplinary teams and strengthen client relationships while managing project delivery...

Join a team that's dedicated to ensuring software quality through automated testing. Collaborate with developers, execute test cases, and leverage AI tools to enhance testing processes while participa...

Elevate enterprise capabilities by designing and deploying agentic AI systems. Collaborate with clients to innovate workflows, integrate platforms, and ensure scalability across complex environments w...

Transform enterprise environments by designing and deploying innovative AI-driven solutions. Collaborate with clients to define requirements, engineer custom agentic workflows, and optimize cloud-nati...

Lead the development of innovative Provider Onboarding solutions, architecting robust systems and mentoring engineers to enhance mental healthcare access. Drive product implementations and build scala...

Empower the development of mission-critical applications on the ServiceNow platform, collaborating with stakeholders to deliver scalable solutions while ensuring compliance with federal standards and...

Transform backend services and APIs for high-volume interactions, ensuring reliability and performance. Drive platform evolution through hands-on design and implementation, collaborating with cross-fu...

Build core AI platform capabilities that empower teams to develop, run, and scale GenAI applications, collaborating across the tech stack to deliver impactful solutions for millions of users in a fast...

Transform organizational change by leading client engagements, developing tailored OCM plans, and ensuring user adoption with minimal disruption. Collaborate with stakeholders to drive successful chan...

Champion construction delivery excellence across global data center sites, managing GC performance and budgets of $25M+. Lead strategy, negotiate contracts, and represent construction risks to executi...

Drive your career with a dynamic role focused on full-stack development, integrating REST APIs, and enhancing legacy applications while ensuring secure coding practices and compliance with accessibili...

Join a dynamic team as a Full Stack Developer, where you'll design, code, and deploy innovative solutions, ensuring high-quality software delivery through agile methodologies and secure coding practic...

Drive innovation as a Full Stack Developer, crafting robust applications and integrations. Collaborate in agile sprints to enhance VA enterprise services while ensuring secure coding practices and mai...

Develop and enhance full-stack applications, integrating REST APIs and ensuring secure coding practices. Collaborate in agile sprints to deliver high-quality software solutions while refactoring legac...

Lead the charge in developing robust full-stack solutions, enhancing integrations, and ensuring secure coding practices. Collaborate in agile sprints to deliver high-quality software that meets VA sta...

Drive operational transformation and cloud readiness by leading database modernization initiatives, improving reliability and engineering excellence through automation and best practices while mentori...

Join a dynamic eCommerce team to enhance the online booking experience. Lead complex features in a Next.js and TypeScript application, impacting conversion and patient trust across multiple countries...

Join a team that's redefining AI security! As a Principal AI Security Engineer, you'll lead assessments, design controls, and partner with teams to ensure safe AI adoption across the enterprise, drivi...

Lead the charge in enhancing platform security and infrastructure as a Senior Software Engineer. Utilize your Python expertise and SRE mindset to drive critical improvements, mentor teammates, and ens...

Champion the creation of semantic models on our Snowflake platform, ensuring accuracy and clarity in financial reporting. Collaborate across teams to translate complex business logic into reliable dat...

Develop high-performance software for quantum processors, driving architectural decisions, mentoring teams, and tackling complex challenges. Collaborate with interdisciplinary experts to enhance softw...

Unlock potential by deploying and supporting advanced robotic systems in diverse environments. Collaborate with teams, troubleshoot issues, and enhance client experiences through effective communicati...

Drive innovation by collaborating with hardware teams to enhance tools, evolve compilers, and improve developer experiences, ensuring efficient and effective hardware design processes...