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Backend Developer [C# / .Net framework] (m/f/d)

  • Date 12/01/2022

Located in Luxembourg


You will integrate into our Digital Transformation team and work in an agile environment within an interdisciplinary team supporting the development of an innovative platform (DataXpert) following “no code” principle (

You are going to be part of the RulesXpert team (rules engine) in order to continuously improve the software and reply to customer needs.

We are working for worldwide projects in the iron & steel making industry.

If you are a team player, if working independently combined with strong communication and analytical thinking skills are your strength and passion, then this could be the right place for you.


  • Development of well-designed, testable and efficient code
  • Development of new and extension of existing features for the rules engine (RulesXpert)
  • Participation in the design of system architectures and the selection of technologies
  • Analyze, design and implementation of backend services
  • Following Clean code approaches and knowledge of how and when to apply design patterns
  • Project work in terms of conception, implementation, testing, code review, documentation and exchange of ideas
  • Responsible for all aspects of solution engineering including quality, security, continuous integration and delivery.

We Offer:

  • Interesting development possibilities in an international, innovative and dynamic company
  • Large training measures and target-oriented feedback
  • Attractive remuneration package
  • Flexible working hours and entitlement to leave, which exceeds the minimum legal standards
  • Extra social security benefits like additional pension insurance, additional health and accident insurances.

Must Have:

  • Degree in computer science, software engineering or in a similar field
  • Solid experience in the C# / .Net framework
  • Skilled in ASP.NET Core and API as well as in web service concepts
  • Profound knowledge in unit testing (i.e. MSTest, NUnit or xUnit)
  • Hands-on in Container technologies (Docker)
  • Experience with Git
  • Experience with messaging systems (ZeroMQ, RabbitMQ or similar) are an asset
  • Fluent in English
  • Flexibility for occasional worldwide business trips and collaboration with multinational teams.

Nice To Have:

  • Knowledge in .NET 5
  • For office communication, a good command in German and French is an asset.

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