Job Description

Excited to work for a key Belgian player in the energy landscape?

The Belgian and European energy landscape is in full swing. Did you know that Elia Belgium plays a crucial role in this? As part of Elia Group, a European transmission system operator, Elia Belgium ensures the reliability and sustainability of the electricity supply in our country.

Side-by-side with your talented colleagues, you will play a part in building a sustainable, green and reliable energy infrastructure that stimulates economic growth and reduces our ecological footprint.

Only together can we make the biggest impact possible! We believe in the power of diversity: we are convinced that an inclusive and diverse work environment leads to more innovation, creativity and better results.
.Net Software Architect
Requisition ID:  11182
Posting Start Date:  26/06/2026

Function

 

We are seeking a Software Architect (.Net) to strengthen our Development Chapter at Elia Group. In this role, you will be responsible for designing and defining solutions for a product/application, in line with the guidelines set by the .Net Guild, with a strong focus on security, respect of the SDLC, and adherence to best practices.

 

You will work closely with IT Application Managers, Developers, Product Owners and Business Analysts to ensure that business requirements are accurately translated into robust and maintainable solutions. In doing so, you will collaborate with other software development teams, as well as data engineers, architects and IT Operations, ensuring alignment across the different domains. You will also engage with business stakeholders to ensure that solutions effectively meet their needs.

 

Your main assignment will center around your application/product team, where your expertise will contribute to designing, implementing and improving solutions, while fostering strong collaboration across your key stakeholders.

 

Key responsibilities

  • Collaborate actively in the development and optimization of .Net-based software applications
  • Work with stakeholders to gather requirements and define software specifications
  • Apply best practices and design patterns, ensuring code quality (avoiding code smells, security issues, etc.), testing and deployment (CI/CD)
  • Mentor developers and perform code reviews
  • Apply strong knowledge of the .Net stack (C#, Blazor, WPF)
  • Structure the .Net solution according to Elia guidelines
  • Develop and configure key components of the solution
  • Troubleshoot, debug and resolve complex technical issues
  • Work closely with DevOps and data engineering teams to ensure seamless integration and performance
  • Ensure security, scalability and maintainability of solutions
  • Monitor SonarQube and define technical debt actions to be planned and addressed
  • Participate in .Net Architecture meetings and Development Chapter Days to stay aligned with evolving standards and proactively share ideas

Your Profile

 

  • You hold a bachelor’s or master’s degree in IT or a related technical field, or have equivalent relevant experience
  • You have at least 8 years of experience in .NET development
  • You have a strong understanding of IT security requirements and their implementation, ideally within critical infrastructure environments
  • You are familiar with Windows VM environments
  • You have experience with databases such as MSSQL and MongoDB
  • You have experience working with RabbitMQ
  • You have a strong understanding of service-based architectures and event-driven systems
  • You have solid knowledge of software design patterns, data structures, algorithms, scalability and continuous integration practices
  • You are familiar with test automation frameworks (e.g. Selenium)
  • You are able to work with legacy code and contribute to refactoring initiatives
  • You have strong analytical and problem-solving skills, with attention to detail
  • You have experience working in agile environments
  • You are able to mentor others and provide technical leadership
  • You have strong communication and collaboration skills
  • You are fluent in English. Knowledge of Dutch, French and/or German is a plus

Offer

 

  • Salary: a competitive salary package, allowance for representation expenses, year-end bonus, double vacation pay, meal vouchers (€10 per working day), eco-vouchers, sport & culture vouchers, bonuses based on individual and group results. 
  • Insurance: group insurance, hospitalisation insurance, ambulant care insurance for the whole family and also personal accident insurance. 
  • Vacation: You will be entitled to 20 vacation days and 5 additional vacation days, 6 local days, 4 exempt days (after 1 year of employment) and up to 5 long-service days (1 day for every 3 years in employment). 
  • Social fund: Year-end vouchers, birth and marriage allowance. We will also cover part of the cost of glasses, a dental prosthesis or similar needs. 
  • Communication: you will be given an iPhone, a phone subscription (for work and private use) and a laptop with internet reimbursement. 
  • Discounts: you will enjoy a 30% discount on your gas and electricity bill. 
  • Mobility: we will offer you a company car and public transport or a mobility budget. 
  • Elia shares: Elia will give you the opportunity to subscribe to shares with a discount of 16.66% on the average share price. 

Location

 

Brussels (Emperor, close to Central Station) + homeworking

There’s something electric in the air with this job offer!

In exchange for your work and dedication, you enjoy the following benefits:

  • A job full of variety with a top employer: Elia encourages innovation and collaboration. Within our company you will be at the forefront of the energy transition, and you will have the chance to contribute to ground-breaking technologies designed to accelerate this transition. It is a one-of-a-kind opportunity to further develop your knowledge and skills.
  • Focus on personal growth and well-being at work: Discover a wide range of professional training and coaching opportunities that are guaranteed to give your personal growth a solid boost.  At the same time, as a top employer, we put maximum effort into a positive work culture in which your well-being is central.
  • Development opportunities for a challenging career: At Elia, we encourage you to seek out and seize new professional opportunities. You will enjoy complete freedom to shape your career on your own terms.
  • A diverse team of passionate colleagues: Elia puts a high value on diversity and inclusion. You will join a diverse and passionate team that enjoys sharing knowledge and leading the way towards a more sustainable future together.

These are just a few of the benefits that distinguish Elia as a Top Employer. We are convinced that your contribution to our team will be invaluable and look forward to welcoming you soon!
Apply now