We’re looking for a freelance .NET Architect to join a leading European energy infrastructure company driving the transition to a sustainable and reliable electricity system.
You’ll take a technical leadership role within a key asset management portfolio, guiding experienced .NET teams to design and deliver complex, high-performance applications. This is ideal for a senior .NET professional who enjoys hands-on architecture, mentoring, and shaping scalable solutions in a mission-critical environment.
Logistics
* Position: Freelance .NET Architect
* Duration: 12-month contract (extension likely)
* Day Rate: €(Competitive & Negotiable)
* Location: Brussels, Belgium (Hybrid - 2 days onsite / 3 days remote)
* Start Date: ASAP
Core Responsibilities
* Provide technical leadership for multiple .NET teams within the Asset domain.
* Design and maintain target architectures for WPF and MAUI-based applications.
* Oversee mobile (.NET MAUI/iOS) development, including background services (geolocation, geofencing).
* Support and challenge developers on architecture and design decisions.
* Lead technical sessions with developers and architects to align on solutions.
* Collaborate with Product Owners and Tech Leads to ensure technical feasibility and architectural consistency.
* Maintain software quality, scalability, and maintainability across products.
Essential Skills & Experience
* 4+ years’ experience as a .NET Architect or Technical Lead.
* Expertise in C#, .NET, and microservices-based architecture.
* Practical experience with:
* WPF / .NET MAUI (including iOS build & deployment)
* SQL / MongoDB
* RabbitMQ, Hangfire, Dapr, Clean Architecture
* Excellent communication and analytical skills.
* Experience leading Full Stack .NET teams in Agile/Scrum.
* Fluent in English, with good knowledge of Dutch or French.
Soft Skills
* Clear communicator who can translate technical topics for non-technical audiences.
* Strong team leadership and coordination abilities.
* Structured, analytical, and proactive in managing priorities.
* Keen to explore new technologies and share insights.
Why Join? You’ll play a central role in one of Europe’s most impactful energy transformation projects - building the digital backbone of a greener, smarter power system.
If you’re a hands-on .NET Architect who thrives in technically challenging environments and wants to contribute to Europe’s sustainable energy future, we’d love to hear from you.