Senior Software Developer and Architect | Wirtschaftsinformatiker (m/w/d)

x1F GmbH

Hannover, Niedersachsen, Deutschland
Published Mar 20, 2026
Full-time
No information

Job Summary

This role involves taking full responsibility for the holistic architecture and implementation of complex software systems. As a Senior Software Developer and Architect, you will manage the entire application lifecycle, from initial conception and design to implementation, maintenance, and optimization. You will act as a critical interface between business departments, IT teams, and stakeholders, ensuring that technical solutions align with business requirements. Day-to-day tasks include developing Java-based applications, designing APIs, and integrating modern technologies such as CI/CD, cloud platforms, and event streaming. The position is ideal for professionals who enjoy driving architectural decisions and automating development processes. What makes this role unique is the blend of technical leadership and hands-on coding within a flexible work environment that supports remote options, professional development, and a comprehensive benefits package including workations and health insurance.

Required Skills

Education

University degree in Computer Science, Business Informatics, Natural Sciences, or a comparable qualification.

Experience

  • Several years of professional experience in application development and the implementation of complex software projects
  • Extensive experience in the Java ecosystem and Jakarta EE
  • Proven experience in designing software architectures and interfaces
  • Experience in customer-facing roles and proactive stakeholder communication
  • Experience with automation tools and modern development processes

Languages

German (Fluent)

Additional

  • Willingness to travel 1 to 2 days per week to client sites within Germany is required. Optional experience with mainframe systems is a plus.