Senior Backend Engineer, Python | Informatiker (m/w/d)

Ströer CORE GmbH & Co. KG

Köln, Nordrhein-Westfalen, Deutschland
Published Jan 1, 2026
Full-time
No information

Job Summary

This role involves developing and enhancing the leading master data system for the Out-of-Home advertising sector within a major German media house. The Senior Backend Engineer will be crucial in analyzing technical requirements, designing suitable solutions, and ensuring optimal performance and high code quality. A key aspect of the role is leveraging modern technology, including AI-based tools and generative AI techniques like LLM prompting, to drive innovation. Furthermore, the position includes mentoring responsibilities, supporting team members through code reviews, and sharing technology expertise. Candidates must bring substantial experience in Software Engineering, specifically with Python/Django, and proficiency in working with ERP systems.

Required Skills

Education

Completed university degree, completed vocational training, or relevant professional experience in Computer Science

Experience

  • Ideally at least 4 years in Software Engineering or a comparable position
  • Professional experience creating web applications using Python/Django
  • Professional experience working with ERP systems
  • Experience with Python/Django REST Framework and pytest
  • Experience in prompting Large Language Models (LLMs) and working with generative AI (or strong motivation to learn)

Languages

German (Fluent)English (Fluent)

Additional

  • Full-time employment; Position based in Cologne, Germany