Top Software Engineer Jobs in St. Louis, MO

Lead the architectural design and development of a new consumer credit product, focusing on backend systems, distributed services, and integrating AI tools. Mentor team members and influence product direction through engineering insights.

The Software Engineer will manage edge networking configuration, evolve the ingress layer, build network observability, and support regional expansion while defining technical standards for the team.

The Software Engineer will manage edge networking configuration, evolve the ingress layer, build network observability, support regional expansion, and establish team practices in a growing network-focused team.

Develop and maintain scalable investment portfolio management systems. Collaborate with cross-functional teams to ensure system correctness and client trust, focusing on complex domain logic.

As a Graduate Software Engineer, you will analyze logs, troubleshoot issues, support feature development, and collaborate with engineering and QA teams.

Design and build full-stack applications with a focus on web and mobile systems, integrating AI technologies and containerized deployments.

Design, develop, and maintain responsive UI/UX for web and mobile applications. Collaborate with teams to ensure seamless integration and optimize performance. Conduct user testing and contribute to architectural tooling for deployment.

The Graduate Software Engineer will analyze logs and data, triage issues, aid in feature development, and maintain documentation while collaborating with engineering teams.

As a Full Stack Software Engineer at Reacher, you'll own product features end-to-end, design scalable systems, mentor engineers, and lead architectural decisions in an AI-driven environment, focusing on both backend and frontend development.

Develop and maintain backend services for EHR integrations, ensuring reliability and scalability while collaborating with product teams and engineers.

Reacher seeks a Full Stack Software Engineer to lead product features, design scalable backend systems, mentor engineers in AI-native workflows, and enhance user experiences across the tech stack.

The Software Engineer will build backend systems for AI automation, collaborate on product features, and engage with customers to improve solutions while ensuring software quality.

Responsible for designing and implementing authentication features in Go and TypeScript, enhancing Auth architecture, and collaborating with teams to improve user experience.

The Software Engineer will develop shared services and APIs using C# and SQL Server, participate in Agile practices, and engage in code reviews and testing.

Develop and maintain scalable, fault-tolerant components for YB Anywhere to automate deployment and management of YugabyteDB across cloud and on-prem environments. Collaborate with product, frontend, QA, and DevOps teams, perform code reviews, mentor engineers, and improve operational workflows and performance.

The Software Engineer will develop full-stack features using Java and Angular, build microservices, integrate APIs, and optimize system performance for the Air Force aircraft maintenance platform.

The Staff+ Software Engineer will shape the technical direction, mentor junior engineers, and lead complex software system development while collaborating effectively with cross-functional teams.

The Full Stack Software Engineer will develop, innovate, and maintain features for a SaaS platform using technologies like React and Python, contributing to a collaborative team to enhance product performance.

The Software Engineer II will build product features for financial services, focusing on user-facing features, backend services, and collaborating with the product team in a remote environment.

The Software Engineer IV will develop and maintain payer customer implementations, primarily focusing on back-end development, and mentor junior team members.

As a Senior Full-Stack Engineer, you will design and deploy solutions for state governments, ensuring high standards of security and privacy while leading cross-functional teams.

Design, build, and maintain automated tests (integration, load, UI) across web and mobile platforms; integrate tests into CI/CD pipelines; debug and perform root-cause analysis; manage test data and environments; collaborate with developers, QA, product, and analysts to embed quality across the SDLC and improve automation coverage and release reliability.

Lead Software Engineer responsible for software design and development for defense-related projects, mentoring junior engineers, and ensuring project alignment with requirements and standards.

Develop, test, and maintain business applications on the Microsoft stack. Design and unit test solutions, participate in code and design reviews, package and support deployments, troubleshoot application issues, and manage multiple projects while following development standards and quality principles.

Develop and maintain scalable GIS applications and services on the Esri platform to support utility operations. Build Python-based tools (ArcPy, ArcGIS API for Python), configure ArcGIS Field Maps for mobile data collection, implement ETL/QA workflows, manage geodatabases and RESTful services, and integrate GIS with asset/work management and analytics systems while collaborating with engineers and stakeholders.