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.NET Fullstack Engineer (f/m/d)

Axpo Group

madrid, comunidad de madrid, Spain Full-time July 18, 2026

Found Description

Energy trading moves fast, and the tools behind it need to keep up. You’ll become the go‑to person for a complex, business‑critical application at the heart of Axpo’s energy trading operations. You’ll start by working alongside external developers to deeply understand the system and its business logic, then progressively take ownership — delivering change requests, supporting users and driving technical improvements. Over time, you’ll modernize legacy logic into clean .NET code, improve test coverage and help evolve the frontend. This is hands‑on, technical work on a real system with real users.

Tasks and Responsibilities

  • Learn, document and internalize application logic and business rules currently held by external developers.
  • Deliver change requests, bug fixes and small features to continuously add business value.
  • Provide L1/L2 support: assess and prioritize reported issues, diagnose root causes, implement fixes or workarounds.
  • ...

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