Senior Full-Stack Software Engineer | Senior Full-Stack Software Engineer (m/w/d)

BWI GmbH

Hamburg, Hamburg, Deutschland
Published Dec 22, 2025
Full-time
Permanent

Job Summary

Join the primary digitalization partner of the German Armed Forces (Bundeswehr) as a Senior Full-Stack Software Engineer, contributing to the security and operational capability of Germany through advanced IT solutions. In this role, you will hold technical responsibility for components within the German Mission Network (GMN), a high-availability management and command support system. Day-to-day tasks involve designing, implementing, and enhancing software solutions across all architectural layers using Java (Spring Boot) and C#/.NET Core. You will actively participate in the full software lifecycle—from analysis and design to deployment and operation—ensuring code quality through reviews and best practices. The position requires a strong background in software architecture, CI/CD, and experience with legacy code refactoring and migrations. This is a crucial role for experienced developers passionate about high-quality, mission-critical systems and mentoring junior colleagues.

Required Skills

Education

University degree in Computer Science or comparable qualification

Experience

  • Minimum 4 years in professional software development
  • Professional experience with software architecture, clean code, and design patterns
  • Experience with CI/CD, build and deployment pipelines (DevOps)
  • Experience with legacy code, refactoring, and migrations
  • Experience in technical mentoring and support of junior developers

Languages

German (Fluent)English (Fluent)

Additional

  • Not specified