Senior Software Engineer | Senior Software Engineer (m/f/d)

auxmoney

Düsseldorf, Nordrhein-Westfalen, Deutschland
Published Feb 11, 2026
Full-time
Permanent

Job Summary

As a Senior Software Engineer at auxmoney, you will join a leading European Fintech company to shape customer-facing products and internal platforms. Your day-to-day involves designing and delivering impactful features, evolving system architecture for scalability and reliability, and taking end-to-end ownership from concept to deployment. You will act as a technical leader, promoting engineering best practices and mentoring colleagues while collaborating with cross-functional stakeholders. The role requires a focus on building secure, extensible, and high-quality backend systems using modern cloud and DevOps practices. This position is particularly attractive for those seeking a 'Grown-Up' startup environment that offers significant autonomy, a generous home office policy, and a dedicated annual development budget for professional growth. You will be part of a team that values clean code, iterative delivery, and a supportive engineering culture while solving complex technical challenges in the credit marketplace sector.

Required Skills

Education

Not specified

Experience

  • Several years of hands-on professional experience in backend development
  • Proven experience in designing, building, and maintaining robust backend systems in production environments
  • Experience working with cloud platforms and modern DevOps practices
  • Experience in technical leadership and promoting engineering best practices
  • Professional experience in cross-functional team collaboration

Languages

English (Fluent)

Additional

  • The role is a full-time, permanent position (unbefristet). Candidates should have a proactive approach to security and compliance throughout the software development lifecycle.