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Freelance .NET Architect

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Apollo Solutions

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Location:
Belgium

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

Freelance .NET Architect - Lead the Tech Behind Europe’s Energy Transition. We’re hiring for a standout freelance opportunity with a leading European energy infrastructure operator. Step into a technical leadership role that directly supports the modernisation of critical systems powering Europe’s green energy shift.

Job Responsibility:

  • Act as the lead architect across multiple development teams working on high-impact .NET applications
  • Drive modernisation of legacy systems, guiding the migration to .NET 8 (and eventually .NET 10)
  • Shape future-ready architecture strategies targeting Kubernetes adoption within 2 years
  • Coach experienced full-stack .NET teams and support complex issue resolution and scalable solution design
  • Collaborate in Agile/Scrum teams, coordinate sprint planning, and align architecture vision with product and business goals
  • Facilitate architectural workshops, technical deep-dives, and mentoring sessions

Requirements:

  • 4+ years of experience as a .NET Architect working in complex, enterprise environments
  • Strong coaching, communication, and leadership capabilities across multiple dev teams
  • Expertise in clean architecture, microservices, and scalable backend ecosystems
  • Ability to challenge technical and product decisions constructively and translate complex topics to non-technical stakeholders
  • Hands-on, structured, and pragmatic approach to architecture and technical problem-solving
  • EU work authorisation or relevant permits (mandatory for non-EU consultants based in Belgium)
  • Languages: English (French or Dutch required)

Nice to have:

  • Experience modernising legacy desktop applications (WPF)
  • Background in energy, infrastructure, or industrial domains
  • Passion for sustainable tech and digital transformation at scale

Additional Information:

Job Posted:
February 14, 2026

Work Type:
Hybrid work
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