Dotnet Developer

Title .NET Architect

Location: Brussels, Belgium

Work Model: Hybrid – 2 days/week onsite

Work Regime: Full-Time

Start Date: 14 September 2026

End Date: 31 December 2027

Role: Technical Architect

Languages

• Good command of Dutch and/or French .
• Good professional English is required.
• German is considered an advantage

Role Overview

We are looking for an experienced .NET Architect / .NET professional to provide technical leadership across a portfolio of enterprise applications.

The role combines solution architecture, hands-on technical expertise, modern UI architecture and technical leadership . You will work closely with Project Leaders, Product Owners, Tech Leads and development teams to define target architecture, challenge technical choices and ensure high-quality application delivery.

Key Responsibilities

• Define and communicate the target architecture for applications.
• Review and challenge functional and technical specifications.
• Ensure code quality , architectural consistency and development best practices.
• Design scalable solutions based on microservices architecture and modern development patterns.
• Provide architectural guidance across multiple development teams.
• Coordinate technical activities during Agile/Scrum sprints.
• Challenge technical choices with Tech Leads and Developers .
• Collaborate with Product Owners to challenge and refine features.
• Coach developers and facilitate collaborative technical sessions.
• Investigate complex technical issues and provide structured solutions.
• Report application progress and technical risks to project and development leadership.
• Evaluate emerging technologies and contribute to continuous technical improvement.

MUST HAVE – Essential Skills

Candidates should demonstrate strong hands-on experience in:

• .NET / Microsoft technology stack at Technical Architect or very Senior Developer level.
• Modern UI / Front-End Architecture with proven experience designing and delivering modern front-end solutions.
• Microfrontend Architecture – mandatory.
• Strong Microservices Architecture expertise.
• Strong knowledge of software architecture and development/design patterns .
• Kubernetes (K8s) – services, pods, ingress, networking and related concepts.
• Microsoft Azure cloud resources and services.
• Helm deployment.
• Azure DevOps CI/CD pipelines .
• Architecture modelling using UML and/or ArchiMate .
• Testing practices including Unit Testing, Feature Testing and Mocking .
• Experience providing technical leadership/coaching to development teams.
• Ability to lead and coordinate multiple development teams .
• Strong analytical and technical troubleshooting skills.
• English – C1 level.

SHOULD HAVE – Preferred Skills

• Strong Blazor expertise is highly preferred.
• Experience with another modern UI framework/technology can be considered where Blazor experience is limited.
• Experience working within Agile / Scrum development teams.
• Experience collaborating directly with Product Owners, Tech Leads and Architects .
• Ability to explain complex technical topics to non-technical stakeholders.
• Experience facilitating architecture and technical workshops.
• Strong prioritisation skills, including handling urgent technical issues.
• Continuous interest in emerging technologies and architecture trends .
• Knowledge of French, Dutch and/or German is an advantage.

Soft Skills

• Strong communication and stakeholder-management skills are essential. The successful candidate should be comfortable challenging technical decisions , coaching developers, influencing architecture choices and providing clear technical direction across several teams.

Interested? If you're an experienced .NET Architect / Senior .NET professional with strong expertise in .NET, Microfrontend architecture, Microservices, modern UI technologies, Kubernetes (K8s), Microsoft Azure, Helm, Azure DevOps CI/CD, UML/ArchiMate, design patterns, automated testing, and technical leadership , and you're looking to contribute to a long-term, technically challenging project in Brussels , we'd love to hear from you.

Experience with Blazor and leading/coaching multiple development teams would be a strong advantage.

Apply now or send your CV to [email protected]