Top Software Engineer Jobs in St. Louis, MO

Design and implement AI-powered backend systems for Federal clients, focusing on scalable, cloud-native solutions and collaborating with teams to meet government needs.

This role involves leading backend architecture and development for Datto Endpoint Backup services, mentoring engineers, and driving scalability and resilience in systems.

The Principal Software Engineer will design, develop, and implement complex solutions for the FedNow service, providing technical leadership and ensuring high-quality software across various technologies.

Seeking a Staff Software Engineer to design and build cloud-deployed systems. Must have extensive programming and leadership experience in software engineering.

The Senior Software Engineer will design and develop IMS TM and DB-compatible technologies, providing architectural leadership and mentoring while optimizing mission-critical applications for modern environments.

The Software Development Engineer will design, code, and maintain software on real-time operating systems, focusing on routing protocols and performance improvements. Responsibilities include managing projects, analyzing requirements, and leading teams.

Lead a team of testers to develop and execute testing strategies, manage defects, automate tests, and ensure software quality across applications.

The role involves designing and developing full-stack features using Angular and Java/Spring Boot, building scalable services, and optimizing system performance. Responsibilities include API design, technical documentation, and collaboration with engineering teams.

The Senior Software Engineer will design and deliver high-performance integration systems, manage end-to-end ownership of integrations, and ensure reliable compliance data flow across complex environments.

Senior Software Engineers at RegScale own end-to-end feature delivery across the full stack, ensuring quality, stability, and performance while mentoring other engineers.

Senior Software Quality Engineers at RegScale partner with developers to shape quality strategies for features and releases, ensuring quality is integrated from the start and aligned with customer usage patterns. They develop testing strategies, contribute to CI/CD processes, analyze defects, and communicate quality risks.

The Principal Software Engineer will lead technical initiatives, own systems and capabilities, drive architectural improvements, provide mentorship, and ensure quality across the engineering organization while delivering complex software solutions.

The role involves developing high-quality front-end software for freight logistics, mentoring junior engineers, and collaborating on customer experience projects using advanced frameworks.

The Embedded Software Engineer will analyze and develop embedded software systems, provide customer support, and apply software engineering and cybersecurity methods.

The Software QA Engineer enhances test automation, ensures software quality, collaborates with teams, diagnoses bugs, and documents issues in a fast-paced environment.

Lead the development of product features, mentor engineers, optimize system architecture, and ensure best practices in a high-performance team.

The Staff Software Engineer will lead the Order Management domain, shaping architecture and ensuring system reliability. Responsibilities include designing distributed systems, guiding incident responses, mentoring engineers, and collaborating on technical strategy with leadership.

As a Staff Software Engineer, you will develop core banking experiences, craft user flows, build APIs, and integrate third-party software, ensuring high-quality, well-documented, and test-driven code.

As a Unity Engineer, you'll implement features, ensure performance optimization, debug issues, and collaborate with the team to enhance gameplay for mobile titles.

The role involves developing and maintaining integrations for workforce software, collaborating with HR and IT, and providing technical support.

As a Staff Software Engineer, you'll design scalable products, lead cross-functional teams, mentor junior engineers, and implement growth strategies based on user feedback and data analytics.

The Senior Software Engineer (Backend) will design and implement micro-services, optimize database schemas, and ensure system reliability for scalable backend systems.

As a Staff Software Engineer, you will lead architecture for distributed systems, mentor engineers, influence technical direction, and connect technical decisions with business outcomes.

Design, build, and maintain backend systems and APIs in Clojure and Go, mentor engineers, and improve operational standards. Engage in architectural decisions and collaborate with other teams to deliver value.

The Senior Software Engineer will enhance the data infrastructure for ApartmentIQ by delivering product-focused data, scaling data ingestion, setting technical standards, and collaborating across teams to improve data outcomes.