Medior C# /.NET Developer

We’re looking for a Medior C# /.NET Developer to strengthen our Web Team’s ongoing digital evolution. You have mastered the .NET ecosystem and built scalable, reliable, and user-centric web platforms.

Your first expertise in backend development, API integration, and modern engineering practices will help us accelerate our web initiatives and deliver high-quality, seamless digital experiences. Additional experience with content management systems (CMS) is a strong plus.

As a C#/.NET Developer you will take on the following responsibilities: 

And these soft skills:

• Solid grounding in Agile methodologies and iterative delivery

• Ability to collaborate with cross-functional teams and contribute to a positive, learning-focused team culture

• Strong multitasking abilities and adaptability to dynamic work environments

• Excellent communication skills, capable of explaining complex topics clearly

• Proficiency in Dutch or French + English is required

• This role may require flexible availability outside of working hours at specific points in time (such as system go‑lives)

Everyone is unique. That's why we believe it’s important that you can be yourself — it makes Ypto/SNCB stronger. We therefore place great value on diversity and inclusion.

Choosing Ypto/SNCB means choosing to contribute to the digital transformation of the Belgian railways. You will have a job with social impact and ample opportunity to make your own contribution. Alongside a healthy work-life balance and a competitive salary, we offer: 

• the possibility to work remotely + flexible working hours;

• 35 days of leave;

• a company car + a public transport season ticket;

• a target bonus;

• a comprehensive insurance package (affiliation without own contribution, excl. outpatient costs for family members);

  • hospitalisation and dental care for the whole family;

  • outpatient costs (= medical costs separate from hospitalisation);

  • group insurance: supplementary pension, work disability (cafeteria plan);

  • accidents at work (extralegal);

• meal vouchers and eco-vouchers;

• net allowances for remote working and carwash + internet budget.

You will work near Brussels-South station and join the Commercial Channels & Products team. 

1. You apply online. 

1. We take a close look at your CV and check whether it matches the profile you are looking for. We may call you briefly to ask about your motivation and experience. 

1. We invite you for a first (online) HR interview where you can demonstrate your motivation, experience and expectations.

1. If the first interview is positive, we invite you for a second technical interview in Brussels. This interview will be with the team, where we’ll discuss the role and how your skills align with the team’s needs. 

1. If everything goes well, we will make you a contract offer. 

1. You start your new job! 

We reserve the right to adjust or pause this procedure if necessary. Our recruitment team will select the profiles that best match the job requirements to ensure an optimal fit.