Holborn

Job Vacancy .Net Developer - Brussels - 12 months

Brussels

Holborn

Job position

Contractor
Permanent
As soon as possible
12 months
£40k-45k, £500-620
> 10 years experience
Hybrid
Brussels, Brussels-Capital, Belgium
Published on 20/10/2025

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.Net Developer - Brussels - 12 months

One of our important clients is currently looking for a .NET Developer for a 12-month contract in Brussels. 20 days on site at the office in Brussels/YEAR.

We are looking for a senior developer who will take ownership of designing and building high- quality, well-tested software solutions. You will work closely with the solution designer and business stakeholders to translate ideas into effective, reliable applications, gaining a deep understanding of the business context along the way.

Beyond strong technical expertise, we are looking for someone who shows initiative, communicates clearly, contributes actively to the team, and is willing to go the extra mile when needed. You are respectful and calm in your interactions. Independence is key in this role: taking full responsibility for delivering complete solutions is part of your daily work. At the same time, you value teamwork and knowledge sharing. In line with the client values, you bring professionalism and a constructive attitude that helps the team move forward.

Profile:

  • .NET development: Over 10 years of experience

  • Azure Cloud development: Over 5 years of experience

  • .NET Core Web API development: Over 5 years of experience

  • Native .Net for android (Xamarin) : Over 5 years of experience

  • Blazor – At least 1 year of experience

  • React Native – At least 1 year of experience

  • Professional expertise in unit testing

  • Fluent in English (C2)

If you are interested please send me your CV and I will contact you as soon as possible with further details.

Candidate profile

Conformity Criteria

  • .NET development: Over 10 years of experience

  • Azure Cloud development: Over 5 years of experience

  • .NET Core Web API development: Over 5 years of experience

  • Native .Net for android (Xamarin) : Over 5 years of experience

  • Blazor – At least 1 year of experience

  • React Native – At least 1 year of experience

  • Professional expertise in unit testing

  • Fluent in English (C2)

  • 20 days on site at the office in Brussels, to be determined by the customer

Working environment

We are looking for a senior developer who will take ownership of designing and building high- quality, well-tested software solutions. You will work closely with the solution designer and business stakeholders to translate ideas into effective, reliable applications, gaining a deep understanding of the business context along the way.

Issy-les-Moulineaux, Île-de-France
< 20 employees
IT services
HOLBORN accompagne ses clients dans la conception de leur stratégie et dans la mise en œuvre opérationnelle pour rendre leur entreprise plus performante. Nous accompagnons en France, au Moyen-Orient et en Afrique du Nord la stratégie de développement de nos clients dans les domaines du Conseil, de la Transformation Digitale et de la Cyber Sécurité. Nous offrons un portefeuille complet de services et de solutions accompagné d’un modèle de proximité conjugué à un réseau mondial de prestation de services. Les prestations proposées par HOLBORN se structurent autour de quatre grands pôles basés sur un cadre de références : 1. Conseil & Audit : Nous accompagnons nos clients dans la définition et le déploiement de leur stratégie IT en leur offrant une prestation de conseils complète. Du diagnostic de l’existant à la définition d’une vision stratégique, en passant par la gestion de leurs risques. 2. Digital & Data : Nous accompagnons les DSI dans leurs projets de transformation digitale dans un contexte de ruptures technologiques permanentes. 3. Cyber Risk & Strategy : Nous aidons nos clients à appréhender la cybersécurité au travers d’une meilleure stratégie et d’une meilleure adoption des nouvelles technologies. 4. Formation : Nos proposons des parcours sur-mesure alliant les impératifs métiers aux exigences modernes d’une formation : multimodale, mobile, centrée sur l’apprenant, sociale et expérientielle. Nous avons conçu un portefeuille de services de bout-en-bout couvrant l’ensemble des besoins de transformation de votre structure. Nos experts et nos consultants développent des offres performantes pour vous aider à vous adapter à un environnement de plus en plus complexe. Nous mettons à votre service notre passion pour l’innovation et notre sens de la technologie.

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.Net Developer - Brussels - 12 months

Holborn

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