Top Software Engineer Jobs in St. Louis, MO

Designs and develops techniques for new product development, conducts tests, analyzes results, and mentors junior engineers to meet project requirements.

Lead client deployments of a conversational engagement platform for health systems: configure environments, AI prompt frameworks, workflows, and Epic/EHR integrations; run testing, UAT, validation, and ongoing maintenance while ensuring clinical safety, HIPAA compliance, and production readiness.

Architect and maintain scalable, secure systems; champion best practices (OO, DDD, microservices); drive code quality, secure SDLC, and data-driven solutions; mentor teams; leverage AI to improve developer workflows; work with analytics and data warehouse tooling.

The Portal Admin is responsible for supporting and managing WebSphere Portal, designing and creating portal pages, troubleshooting issues, and performing upgrades/migrations. Technical support and documentation of changes are also key responsibilities.

The Junior Software Engineer designs and enhances backend services, implements DevSecOps pipelines, and contributes to system architecture while utilizing modern technology stacks.

The C# Developer will enhance and develop applications across various tiers, requiring strong analysis, design skills and proficiency in C# and .NET environments.

This role involves developing the Charles River system during implementation, requiring expertise in Charles River API and trading systems development.

The Big Data Architect will design and implement solutions using IBM Big Insights and troubleshoot related technologies while coordinating travel to Toronto monthly.

Client facing role requiring conversion of functional requirements to ETL design, creating ETL scripts using Teradata and Unix, and coordinating with offshore teams.

The Ignition and Automation Support Engineer will troubleshoot and resolve issues in Ignition-based applications and HMI/PLC systems while providing client support in a 24/7 environment.