Top Software Engineer Jobs in St. Louis, MO

Lead Big Data implementation and administration projects: gather requirements, design architecture, oversee technical design, manage and mentor technical teams, administer Hadoop/Hortonworks platforms, support data warehousing, and ensure client-facing communication.

Develop and maintain iOS mobile applications: analyze user needs, implement software solutions, collaborate with PMs and cross-functional teams, document code and processes, recommend upgrades, and perform routine maintenance.

Design, automate, and secure geospatial data ingestion, processing, and dissemination for NGA MC&G. Build APIs, maintain Python codebases, implement ETL and database security, integrate CI/CD and IaC security, and collaborate with GEOINT teams to enforce data integrity and quality checks.

Design, develop, and review software as part of an Agile scrum team. Collaborate with architects, QA, analysts, and customers to build large-scale hosted applications, contribute to security and risk assessments, resolve operational issues, and participate in on-call support and deployments.

As a Full Stack Software Engineer, you will develop and deploy software systems for DoD clients, enhancing operational capabilities and cybersecurity.

The PeopleSoft Senior Developer will customize and maintain PeopleSoft HCM modules and implement technical solutions while ensuring secure coding compliance.

Maintain and develop the TMS integration and API layer: support REST/SOAP services, WCF and .NET APIs, Oracle batch processes, and external interfaces (MoCARS, ERP, FHA XML). Design new API deliverables, perform integration impact analysis, coordinate with DBAs and GIS engineers, and resolve assigned integration tickets.

Design, develop, and implement applications using Java and various technologies. Ensure quality code, support production, conduct testing, and collaborate with teams.

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.

Lead Java Developer responsible for developing Spring/Hibernate-based web applications, requiring strong Java OO experience and business domain modeling skills.