Software Engineer Job at SoTalent, Saint Louis, MO

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  • SoTalent
  • Saint Louis, MO

Job Description

🚀 Senior Software Engineer – Defense & Mission Systems | C#, .NET | U.S. Remote or On-Site (MO)

Are you a seasoned software engineer driven by purpose and ready to shape the future of national defense systems? Join a cutting-edge mission systems team supporting the U.S. military’s most advanced fighter platform.

We’re seeking a Senior Software Engineer with a strong foundation in C#/.NET , modern architectural patterns, and frontend technologies like React/TypeScript . This role focuses on developing next-generation mission planning software that will directly impact the Department of Defense’s air dominance strategies for the next 30+ years.

📍 Location: Berkeley, MO (on-site or hybrid options)

🕒 Full-time | 1st Shift | U.S. Citizenship Required

💡 Security Clearance: Must be eligible for U.S. Secret Clearance

🔧 What You’ll Be Doing:

  • Build and maintain enterprise-grade mission planning software with a long-term impact on U.S. defense operations
  • Support full software lifecycle: architecture, development, testing, integration, and maintenance
  • Translate complex user requirements into scalable solutions using microservices, REST APIs, and modern SPA frameworks
  • Collaborate in a large-scale Agile team-of-teams environment across multiple engineering functions
  • Troubleshoot and optimize performance issues in production-grade systems
  • Contribute to process improvement, technical documentation, and version control best practices

🛠 What You Bring:

  • 9+ years of hands-on software development experience
  • Expertise in C# , .NET , and version control systems (Git, Bitbucket)
  • Familiarity with modern design patterns including microservices, monorepos, RESTful architecture , and cloud-native practices
  • Strong front-end development skills in TypeScript, ReactJS, Redux
  • Ability to collaborate cross-functionally in high-stakes, regulated environments
  • Must be a U.S. Citizen and eligible for Secret Security Clearance

🌟 Nice-to-Haves:

  • Experience with military or mission planning systems
  • Familiarity with software testing frameworks, DevSecOps pipelines, or cloud integrations
  • Background working on projects requiring strict compliance or regulated defense protocols

💼 What’s in It for You:

  • Competitive compensation range: $127,000 – $142,500
  • Full benefits package including health, dental, vision, disability, life insurance , and retirement savings plans
  • Paid holidays, PTO, and flexible time off
  • Opportunities to contribute to projects that shape the future of aerospace and defense
  • Work with an agile, mission-focused team backed by decades of technical excellence

Apply by May 31, 2025. Help define the future of national security with innovative software that matters.

#SeniorSoftwareEngineer #CSharpJobs #MissionPlanning #DefenseTech #ReactJS #AgileJobs #SecretClearance #DotNetDeveloper #FullstackEngineer #SoftwareCareers

Job Tags

Holiday work, Full time, Remote job, Flexible hours, Day shift,

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