Senior .NET Developer, Tech Lead responsibilities, German

Posted 48ds ago

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Job Description

Senior/Lead .NET Developer in Europe. Working with a German consulting firm on sustainable mobility and energy distribution solutions.

Responsibilities:

  • Design and develop ASP.NET Core applications on Microsoft Azure, ensuring performance, reliability, and maintainability
  • Act as a hands-on Tech Lead, providing technical guidance and ownership of backend and cloud-related components
  • Collaborate with an Architect and Project Manager on solution design, planning, and delivery
  • Review code, ensure high quality standards, and propose improvements and refactoring
  • Oversee frontend work (React) at a coordination and review level
  • Work with legacy .NET Framework 4.8 components when required
  • Participate in technical discussions with the customer in German
  • Support POC and early project phases and mentor less experienced developers

Requirements:

  • Strong experience with C# and .NET/ASP.NET Core
  • Hands-on experience building web applications on Microsoft Azure
  • Practical experience with Azure services such as: Azure Functions, Azure API Management, Azure SQL Database, Redis
  • Solid understanding of ASP.NET Core web application architecture
  • Working knowledge of JavaScript and React (backend-first profile)
  • Experience working with authentication and authorization using Microsoft Entra (Azure AD) and OAuth 2.0
  • Willingness to work with legacy systems based on .NET Framework 4.8 (limited and pre-agreed scope)
  • Hands-on Tech Lead experience
  • Comfortable taking technical ownership and making day-to-day technical decisions
  • Strong problem-solving and communication skills
  • German language level B2 or higher, used in daily meetings and customer communication
  • Willingness to travel to Germany approx. 3-5 working days per month
  • Based in Europe or able to travel within Europe

Benefits:

  • Close cooperation with a customer
  • Challenging tasks
  • Competence development
  • Ability to influence project technologies
  • Team of professionals
  • Dynamic environment with low level of bureaucracy