Senior .NET Backend Engineer — Hybrid Madrid Hub

Colliers International EMEA; Benidorm; Hybrid; EUR 70.000 - 110.000; Vollzeit

Zusammenfassung

Colliers in Madrid is seeking an experienced Senior Backend Engineer to join our newly established Global Technology Hub. You will design, develop, and maintain scalable .NET enterprise software, shaping technical direction and mentoring junior engineers in a fast-paced, hybrid environment.

This role collaborates with international teams, embraces SOLID, CI/CD, and secure coding, and provides impact across global CRE platforms.

Qualifikationen

• 8+ years of .NET software development experience.
• Fluent in English and Spanish.
• Cloud-native architectures and CI/CD experience.
• Strong knowledge of SOA, microservices, and API design.

Aufgaben

• Design, develop and maintain scalable .NET enterprise software.
• Mentor junior engineers and share best practices.
• Collaborate with Product, Engineering, DevOps and Architecture teams.
• Ensure delivery excellence, software quality and customer experience.
• Participate in sprint planning and architectural discussions.

Kenntnisse

C# & ASP.NET Core

Microservices

API design (REST/GraphQL)

SQL & NoSQL

Cloud-native

CI/CD & DevOps

Agile (Scrum/Kanban)

Distributed / remote teamwork

Performance optimization

English & Spanish comms

Tools

Jira

GitHub

Miro

Azure DevOps

Sentry

Jobbeschreibung

Colliers in Madrid is seeking an experienced Senior Backend Engineer to join our newly established Global Technology Hub. You will design, develop, and maintain scalable .NET enterprise software, shaping technical direction and mentoring junior engineers in a fast-paced, hybrid environment.

This role collaborates with international teams, embraces SOLID, CI/CD, and secure coding, and provides impact across global CRE platforms.