Top Software Engineer Jobs in St. Louis, MO

The Senior Back-End Software Engineer will maintain and modernize the Rails stack, improve internal tools, reduce third-party dependencies, and ensure infrastructure scalability.

The Software Engineer II will develop and launch backend systems, collaborate on projects, support operational metrics, and engage in team growth activities.

As a Senior Mobile Software Engineer, design and build scalable mobile applications, collaborate with cross-functional teams, and enhance engineering quality.

The Software Engineer will develop, test, and deploy web and cloud applications, ensuring high-quality code and compliance with best practices in a collaborative environment.

Design, develop, configure, test, maintain and support payments-related software solutions. Lead engineering efforts, analyze requirements, implement technical solutions, perform peer reviews, provide on-call support, troubleshoot incidents, and coach less-experienced staff.

As a Backend Engineer, you will design and implement core infrastructure for Vannevar's platform, ensuring standards for data processing, security compliance, and performance. You will collaborate with various teams to enhance shared infrastructure and lead technical initiatives.

The Lead Software Engineer will design, develop, and maintain embedded software for defense systems, ensuring compliance with standards and coordinating project management functions.

Lead engineering team to design, analyze, test, and certify aircraft software per FAA standards (DO-178B/C). Act as FAA liaison, oversee technical documentation for certification, mentor staff, resolve complex engineering issues, and ensure on-time delivery of safety-critical certification milestones.

The Software Engineer will design, develop, and operate applications while collaborating in a distributed team to improve software solutions and support integration across systems.

The Software Engineer will lead engineering decisions for the macOS app, write production-quality code, evolve app architecture, and collaborate cross-functionally.

The Software Engineer will develop cloud-native solutions, manage teams, ensure compliance with software development guidelines, and lead project documentation.

Lead a team to design and maintain secure software development environments, implementing DevSecOps practices and mentoring early-career employees.

The Software Engineer/Senior Software Engineer will design, develop, and maintain high-quality software and automated test systems, engaging in technical discussions and ensuring application performance and reliability.

As a Software Developer, you'll design, develop, test, and deploy software solutions in an Agile environment, focusing on geospatial applications and infrastructure problems.

Design, build, and operate scalable Salesforce CRM and billing solutions (Apex, LWC, Flows). Deliver end-to-end features, integrate Salesforce with external systems, ensure reliability and security, support production (on-call), document runbooks, and mentor junior engineers while partnering with cross-functional stakeholders.

Lead system-level integration, verification, and validation of software/hardware mission systems using DevSecOps, CI/CD, containerized deployments, and cloud-native test environments. Develop and maintain requirements and traceability, define test strategies and acceptance criteria, analyze results, drive corrective actions, and mentor junior engineers. Ensure interoperability, performance, and mission assurance in secure DoD environments.

Lead and coordinate OFP software teams and integration activities while owning Cost Account Management. Oversee budgets, EVM metrics (CPI, SPI, ETC, EAC), forecasts, and variance corrective actions. Collaborate with systems engineering, test, QA, and supply chain to deliver embedded/flight software on schedule and within scope, and mentor junior engineers.

Develop and enhance infrastructure using Rust and C++, ensuring high-performance applications with a focus on memory safety and concurrency.

As a Principal Software Engineer, you will architect and develop virtualization technology for vehicle testing, mentor teams, and enhance code quality across GM products.

As a Software Engineer for the ARC team, you'll design and implement secure backend systems, manage model inference layers, improve engineering standards, and collaborate with teams to meet government agency needs.

The Staff Software Engineer will lead the technical direction of the Policies Platform, managing architecture, roadmaps, and cross-team collaboration to improve compliance and policy systems within Coinbase.

Design and maintain cloud infrastructure software using Go, collaborate on product requirements, troubleshoot code, and contribute to architectural decisions.

Design and implement the core Risk platform architecture, manage projects, mentor team members, and write high quality code for Coinbase products.

The role involves developing and maintaining backend services for a blockchain platform, collaborating on integrations, troubleshooting challenges, and ensuring high-quality code.

Develop and maintain mobile infrastructure, enhance developer tools, collaborate on features, implement app release automation, and mentor team members.