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Senior Backend Developer

📍 SGS • Madrid, Community of Madrid, Spain • Posted June 04, 2026

Full-time Posted June 04, 2026
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Job Description

Job Description

We are looking for a Senior Backend Developer with strong technical leadership skills to help shape and evolve our backend platform. You will act as a technical reference for the team, take ownership of backend architecture, improve code quality and engineering standards, and help drive a more mature, engineering‑focused culture.

You will work on a SaaS platform built on .NET 10, running primarily on Azure PaaS, in an international, English-speaking environment.

Responsibilities

  • Design, build, and evolve scalable, secure, and maintainable backend systems.
  • Lead backend development efforts, driving technical design and architectural decisions.
  • Be a technical reference for the team also support and mentor other engineers
  • Own the full software lifecycle—from concept and design to deployment, monitoring, and continuous improvement.
  • Work across modern and legacy systems
  • Collaborate...

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