NISH Tech BV is an IT consulting and staffing company connecting highly skilled professionals with leading organizations across Europe. We support our clients with technology, digital transformation, engineering, data and enterprise solutions, connecting specialists with challenging projects in critical infrastructure and energy.

We are currently looking for an experienced .NET Architect to join a leading player in the Belgian energy sector in Brussels, Belgium.

Job Overview

The role is part of a major technology initiative supporting the development and modernization of business-critical digital applications within the energy sector.

The .NET Architect will provide technical leadership across application development, architecture, code quality and delivery. The role requires strong expertise in .NET, modern UI technologies, microservices, Kubernetes and Azure, combined with the ability to guide and coordinate multiple development teams.

The architect will act as a bridge between technical leads, developers, product owners and business stakeholders, ensuring that technical solutions align with the target architecture, business requirements and technology guidelines.

Key Responsibilities

- Define and communicate the target architecture and technical vision.
- Review and challenge technical specifications and architectural choices.
- Monitor and ensure application and code quality.
- Provide technical guidance across applications and development teams.
- Coach developers and organize collaborative technical sessions.
- Coordinate technical activities across multiple development teams during sprints.
- Investigate complex technical issues and provide structured solutions.
- Collaborate with Tech Leads, Developers, Product Owners and Architects.
- Challenge technical choices and features where appropriate.




- Explain complex technical concepts to non-technical stakeholders.
- Support priorities and emergencies in an efficient manner.
- Explore new technologies and maintain strong technical awareness.

Required Qualifications & Experience

Must Have

- Proven experience as a Technical Architect, .NET Architect or very senior .NET professional.
- Strong experience designing and delivering modern front-end solutions with a strong UI focus.
- Microfrontend architecture knowledge is required.
- Strong experience with Blazor is preferred; experience with other modern UI technologies is acceptable.
- Senior-level experience in microservice architecture and development patterns.
- Strong knowledge of Kubernetes (K8s), including services, pods, ingress and networking.
- Good hands-on experience with Azure cloud resources.
- Experience with Helm deployment and Azure DevOps CI/CD pipelines.
- Experience designing software architecture using UML, ArchiMate or similar approaches.
- Strong understanding of unit testing, feature testing and mocking.
- Experience working in Agile/Scrum environments.
- Ability to coach developers and coordinate multiple technical teams.
- Strong technical investigation and analytical skills.
- Fluent English at C1 level.

Technical Skills

- .NET / Technical Architecture
- Modern UI / Front-End Development
- Blazor
- Microfrontend Architecture
- Microservices
- Kubernetes / K8s
- Azure Cloud
- Helm
- Azure DevOps
- CI/CD Pipelines
- UML / ArchiMate
- Unit Testing
- Feature Testing
- Mocking




- Agile / Scrum

Soft Skills

- Excellent communication and interpersonal skills
- Strong analytical and problem-solving abilities
- Ability to provide clear technical direction and architectural vision
- Strong coaching and mentoring capabilities
- Ability to influence technical decisions without direct hierarchical authority
- Comfortable working with multidisciplinary development and architecture teams
- Structured and solution-oriented approach
- Ability to manage priorities and technical emergencies effectively
- Ability to communicate technical concepts clearly to non-technical stakeholders
- Continuous learning and innovation mindset

Nice to Have

- Experience with French, Dutch, or German in addition to English.
- Experience with modern UI technologies such as React, Angular, or similar, if the candidate does not have strong Blazor experience.
- Additional experience with Azure services, such as:
- Azure App Services
- Azure Functions
- Azure Storage Accounts
- Azure Key Vault
- Azure Service Bus
- Azure DevOps
- Azure Kubernetes Service (AKS)
- Experience in the energy, utilities, or infrastructure sector would be beneficial, although the source JD does not explicitly label this as a requirement. The project context is within the energy sector

Why Join?

- Work on a major technology project within the Belgian energy sector.
- Contribute to innovative and business-critical digital solutions.
- Collaborate with experienced technology, architecture and business professionals.
- Take a leading role in defining and implementing modern technical architectures.
- Opportunity to coach development teams and influence technical direction.
- Work in a collaborative environment focused on innovation, knowledge sharing and continuous improvement.

📌 .net architect (España)
🏢 NISH Tech
📍 España