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.NET / WPF Developer

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Apollo Solutions

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Location:
Belgium , Brussels

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

We are supporting a major Belgian utilities organisation on a range of business-critical digital and system modernisation initiatives. For a long-term programme, we are looking for a strong .NET Fullstack Developer with proven WPF expertise to help evolve and maintain operator-facing and internal platforms. This role requires someone who is genuinely comfortable building rich desktop applications in WPF, alongside solid backend development in .NET.

Job Responsibility:

  • Design, develop, and maintain applications using .NET / C#
  • Build and enhance rich desktop solutions using WPF (Windows Presentation Foundation)
  • Contribute to both new development and modernisation of existing systems
  • Translate complex business and operational requirements into scalable technical solutions
  • Develop and maintain backend services and APIs
  • Ensure clean architecture, code quality, and maintainability
  • Participate in Agile ceremonies, code reviews, and technical discussions
  • Collaborate with cross-functional teams to deliver reliable, high-performance solutions

Requirements:

  • 5+ years of experience as a .NET Developer
  • Strong expertise in C# and the .NET ecosystem
  • Proven, hands-on experience with WPF (essential)
  • Experience building fullstack solutions (desktop frontend + backend services)
  • Solid knowledge of REST APIs and relational databases
  • Experience with Git-based workflows and CI/CD environments
  • Comfortable working autonomously within Agile/Scrum teams
  • Experience on large, business-critical systems

Nice to have:

  • Experience in the utilities or energy sector
  • Exposure to legacy system modernisation projects
  • Knowledge of Azure or cloud environments
  • Familiarity with enterprise-scale architecture and performance considerations

Additional Information:

Job Posted:
March 19, 2026

Work Type:
Hybrid work
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