Software Engineer Jobs in St. Louis, MO

Seeking a Lead Software Engineer with 5+ years of experience in software development and 1-2 years in a leadership role, focusing on full-stack development and modernization initiatives in a cloud environment.

Design and develop scalable applications, collaborate across teams, troubleshoot issues, and utilize modern development practices in cloud environments. Requires extensive software engineering experience, particularly in Java and cloud technologies.

Design and implement backend geospatial services and APIs using Python, Node.js, and Java. Extend and integrate ArcGIS Enterprise, build containerized tooling and ingestion pipelines, support cloud and on-prem deployments, and improve reliability through testing, monitoring, and collaboration with platform, DevOps, and GIS teams.

Design and build front-end and back-end components, APIs, and CI/CD pipelines for location-aware web and mobile applications. Ensure performance, scalability, security, and reliability; participate in code reviews, support production systems, and collaborate with cross-functional teams for Defense/Intel clients.

Design, implement, and maintain high-performance CI/CD pipelines and build infrastructure for cloud and on-premises deployments. Architect Docker environments and Conda package workflows, automate provisioning of runners/nodes/registries, integrate security gating (SBOMs, vulnerability scanning, signing), monitor build performance, perform automated load testing, modernize legacy workflows to everything-as-code, and manage secure third-party dependency lifecycles.

Design and implement complex low latency, high throughput software for financial data distribution, conduct testing, and improve software reliability.

Lead the design and development of scalable agentic AI systems, integrating advanced technologies and best practices to enhance content management solutions for health education.

Seeking a Senior Software Engineer experienced in C++ and embedded systems for defense projects, requiring on-site presence and U.S. citizenship.

Design, develop, and maintain secure, scalable full-stack web applications across backend, APIs, and frontend. Collaborate with product and design, perform code reviews, mentor engineers, troubleshoot complex issues, and drive continuous improvement and AI-enabled solutions throughout the SDLC.

Contribute to high-performance, real-time applications processing critical financial data. Collaborate with teams, develop clean applications, and maintain testing strategies.

The Senior Software Engineer role involves developing enterprise applications using Java, JavaScript, or Python, managing databases, and providing support for geospatial information systems, among other responsibilities.

Design and implement complex software solutions for the FedNow service. Lead projects, develop cloud applications, and provide production support while ensuring compliance and quality.