13 beste vacatures voor de functie van web developer in brussels, bru (nieuwe medewerkers gezocht)

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SA MAINSYS GROUP —Ottignies-Louvain-la-Neuve
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Senior .Net Developer

Keystone Solutions
Brussel

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Vacaturegegevens

Voltijds
19 uur geleden

Kwalificaties

Frans
Authenticatie
ASP.NET
MVC
.NET Core
C#
.NET
API's
Entity Framework
Nederlands

Volledige vacaturetekst

Mission Overview:

As a Senior .NET Developer, you will play a key role in designing, developing, and maintaining robust software solutions based on Microsoft technologies. You will bring your technical expertise to ensure code quality, solution sustainability, and system performance. Additionally, you will serve as a technical mentor for other team members, all while working on-site at our client's location as part of a consultancy mission representing Keystone Solutions.

Responsibilities:

Actively participate in the development of software components in .NET (Framework and Core);
Design scalable technical solutions in collaboration with the architecture team;
Provide technical guidance to team members and foster a culture of excellence;
Conduct code reviews and ensure adherence to best development practices;
Analyze functional requirements with analysts and translate them into technical solutions;
Ensure the quality, performance, security, and maintainability of applications;
Participate in optimizing system performance;
Integrate and evaluate new technologies in line with business objectives.

Behavioral Skills:

Critical analysis and information integration skills;
Structured and solution-oriented thinking;
Ability to generate viable alternatives and draw relevant conclusions;
Technical leadership and collaborative spirit;
Resilience and adaptability to technical or contextual changes.

Language Skills:

Fluency in one of the two national languages: FR or NL (level C2);
Very good level of English (level C1).

What We Offer:

An interesting job in ICT and Data services that impacts society, with numerous benefits:
A good work-life balance;
Flexible working hours within a 40-hour week (7:30 AM to 8:00 PM with fixed slots between 9:00 AM and 12:00 PM and 1:00 PM and 4:00 PM);
Possibility of remote work;
Workspaces organized according to activities;
Easy accessibility via public transport;
Parking for cars and bicycles in the building;
Individual lockers;
Company restaurant;
Various self-development opportunities: training and learning possibilities (to be pursued outside working hours) via our e-academy self-training platform or through the Microsoft Enterprise Skills Initiative platform.

If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today .

Duration: 29/06/2026 - 31/12/2026 7 months • (full time)

Skills required:

ASP .NET Web API - Level: Confirmed - Most recent: Any time
Authentication/Authorization (JWT, OIDC, claims) - Level: Confirmed - Most recent: Any time
Blazor - Level: Confirmed - Most recent: Any time
C# / .NET (Core, 10) - Level: Expert - Most recent: Any time
Entity Framework Core - Level: Confirmed - Most recent: Any time
MVC - Level: Confirmed - Most recent: Any time
REST API's - Level: Confirmed - Most recent: Any time
REST, Swagger/OpenAPI - Level: Confirmed - Most recent: Any time
SQL Server - Level: Confirmed - Most recent: Any time
Testing (unit + integration) - Level: Confirmed - Most recent: Any time

Language requirements:

Dutch
Level Active knowledge
English
Level Passive knowledge
French
Level Active knowledge

Screening questions:

Ik ga ermee akkoord om minimaal 2x per week op kantoor te Brussel te komen werken. Je m'engage à travailler au bureau de Bruxelles au moins deux fois par semaine.
Ik ga ermee akkoord om te telewerken binnen de Belgische landsgrenzen. J'accepte de faire du télétravail en Belgique.

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web developer vacatures in brussels, bru

Senior .Net Developer

L3 Support Engineer for COTS Applications / 1

Senior .NET Developer & Tech Lead

Senior Cybersecurity Engineer PALO ALTO

Senior SCADA Software Engineer

Senior Java Developer

Medior C# /.NET Developer

Senior Hybrid Mobile Developer (Angular)

.NET Developer I Dutch Speaking

Développeur Full Stack .NET

Senior Analog (Front End) Design Engineer

.NET Software Engineer Lead

Senior Full Stack Engineer (PHP/Symfony/Vue.js)

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Ik wil de nieuwste vacature-alerts ontvangen voor de functie van web developer in brussels, bru

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