.NET Developer

.NET Developer - ALTEN Belgium

The Position

As part of our ongoing growth, we are looking for a .NET Developer to join our teams and work on client projects located in Brussels. You will join our client’s application modernization initiative, focused on upgrading and modernizing a portfolio of existing Java applications running on legacy environments.

As a .NET developer , your main responsibilities will include:

Design, develop and maintain applications using .NET technologies

Analyse functional and technical requirements together with business stakeholders

Develop robust, scalable and secure software solutions

Implement REST APIs and integrate with internal and external systems

Participate in code reviews and contribute to development best practices

Collaborate within Agile/Scrum teams

Troubleshoot and resolve application issues

Contribute to software architecture discussions and technical improvements

Ensure compliance with security, quality and performance standards

Support testing, deployment and maintenance activities

Your profile

Bachelor's or Master's degree in Computer Science, Software Engineering or equivalent experience

Minimum 3 years of experience in software development

Strong knowledge of C# and .NET (.NET Core / .NET 6+)

Experience with ASP.NET Core and Web APIs

Knowledge of SQL Server and relational databases

Experience with Git and CI/CD practices

Familiarity with Agile methodologies

Professional proficiency in English , combined with good Dutch or French .

Working Conditions

Permanent contract with an attractive salary package

Company car with fuel card

Representation fees

Meal vouchers

Mobile phone subscription

Group insurance & healthcare insurance

Possibility of remote work

20 legal vacation days + 12 compensatory days

About ALTEN

ALTEN is a world leader in engineering and technology consulting , with over 57 000 employees in more than 30 countries . We support major companies in their innovation, R&D, and digital transformation projects across sectors such as automotive, aerospace, energy, finance, life sciences, and telecommunications.

Present in Belgium for over 25 years, ALTEN Belgium operates from its offices in Brussels and Antwerp. Today, with a team of 700 consultants ALTEN Belgium offers a wide range of expertise across Engineering, Life Sciences, and IT fields. From Automotive to Railway, and Medtech to Agrifood, our experts deploy their knowledge to provide innovative solutions in a dynamic and forward-thinking environment.

Ready for a new challenge?

Apply now and take part in innovative and impactful projects at ALTEN Belgium!