Source: CrawlJobs

Software Engineer III

Agile Defense St Louis, United States
Full-time On-site work

Publication date: 01/09/2026

Design, development, testing, and maintenance of non-embedded software throughout the end-to-end lifecycle that meets industry, customer, and safety standards for the Tomahawk program. Review, analyze, and translate customer requirements into initial design of software products. Developing, maintaining, enhancing and optimizing software products and functionalities for systems integrations. Debug and resolve issues identified to ensure the reliability and efficiency of software products. Handles user inquiries, troubleshoot technical issues and user feedback analysis. Implement current and emerging technologies, tools, frameworks and changes in regulations relevant to software development. Execute and document software research and development projects.

Responsibilities

Design, development, testing, and maintenance of non-embedded software throughout the end-to-end lifecycle that meets industry, customer, and safety standards for the Tomahawk program; Review, analyze, and translate customer requirements into initial design of software products; Developing, maintaining, enhancing and optimizing software products and functionalities for systems integrations; Debug and resolve issues identified to ensure the reliability and efficiency of software products; Handles user inquiries, troubleshoot technical issues and user feedback analysis; Implement current and emerging technologies, tools, frameworks and changes in regulations relevant to software development; Execute and document software research and development projects

Requirements

Active U.S. Secret Clearance with the ability to obtain a TS with the ability to obtain an SCI; 5+ years of experience with VB.NET or C#.NET (including .NET Framework); 3+ years of SQL or other relational database; 1+ years of Unit testing frameworks like xUnit, nUnit, or MSTest; CompTIA Security+ certification or a degree in Computer Science; 5+ years

Nice to have

Windows Environment (Windows 10/11, Windows Server); Knowledge of Windows Desktop Development Project Management Tools (Azure DevOps, Jira, etc.); Azure DevOps Pipelines or other CI/CD tools; Microservices or RESTful APIs; Agile experience; Strong mathematical analysis skills or STEM degree; C++
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