Net Architect (Blazor Focus)

Senior .NET Architect – Blazor & Microservices

Industry: Energy & Utilities

Location: Brussels – city centre

Working arrangement: Hybrid – 2 days onsite / 3 days remote

About the role

We are looking for a Senior .NET Architect to guide the technical evolution of a portfolio of complex applications within the energy sector.

You will support experienced development teams, resolve architectural challenges and define a clear modernization roadmap. A key focus will be migrating services to .NET 10 and preparing applications for Kubernetes adoption over the next two years.

Your responsibilities

• Define and communicate the target architecture across the application portfolio.
• Lead technical modernization initiatives involving .NET, Blazor and microservices.
• Support the maintenance and evolution of existing applications.
• Guide and coach multiple full-stack development teams.
• Investigate complex technical issues and provide structured solutions.
• Review and challenge architectural decisions with developers and technical leads.
• Work with Product Owners to assess the technical implications of proposed features.
• Help coordinate technical work and dependencies during sprints.
• Facilitate collaborative sessions with developers and architects.
• Explain technical choices clearly to non-technical stakeholders.
• Manage technical priorities and urgent issues effectively.
• Evaluate new technologies and recommend relevant improvements.

Your profile

• At least 4 years of experience as a .NET Architect.
• Strong expertise in C# and the .NET ecosystem, covering modern platforms and legacy .NET Framework 4.x applications.
• Experience designing and supporting complex applications using Blazor.
• Strong knowledge of microservices and Clean Architecture.
• Experience with SQL databases, MongoDB and RabbitMQ.
• Familiarity with Hangfire, NServiceBus and Dapr.
• Experience with application modernization and container platforms such as Kubernetes.
• Proven ability to coach experienced developers and guide multiple teams.
• Strong analytical, communication and problem-solving skills.
• A collaborative approach within Scrum teams.
• Fluent English and very good French or Dutch.

Technical environment

C# · .NET 10 · .NET Framework 4.x · Blazor · SQL · MongoDB · Hangfire · RabbitMQ · Clean Architecture · NServiceBus → Dapr · Kubernetes roadmap

Additional information

• Onsite presence in Brussels is required 2 days per week.
• Non-EU candidates must hold a valid Belgian work permit and residence permit.