Medior Full-Stack .NET Developer - JP054559

Itproposal; Dessel; Sur place; EUR 55 000 - 75 000; Plein temps

Résumé du poste

Itproposal is seeking a Medior Full-Stack .NET Developer in Dessel for hands-on work on secure, high-performing apps. You will contribute to the development, maintenance, and optimisation of systems, combining .NET and React within a microservices framework in an Agile setup.

The role requires 2–3 years of experience, strong .NET and React skills, and familiarity with Azure DevOps, Git, and SQL Server. This onsite position offers daily commuting from Dessel, Belgium, and opportunities to improve

Qualifications

• 2–3 years of professional development experience.
• Strong .NET expertise with React frontend.
• Experience with microservices and SQL Server.
• Familiar with Azure DevOps, Git, and Agile practices.
• Knowledge of API security and testing.

Responsabilités

• Develop and maintain full-stack applications using .NET and React.
• Perform functional and technical analyses based on business and user requirements.
• Design solutions within a .NET and microservices architecture.
• Contribute to technology and framework selection.
• Develop and integrate APIs and microservices.
• Work with Azure DevOps within an Agile development environment.
• Use Git for source control and version management.
• Perform unit and integration testing.
• Apply application and API security best practices.
• Monitor application performance, stability, and reliability.
• Work with SQL Server for data management.
• Support data integration within microservices environments.
• Debug and resolve frontend and backend issues.
• Provide second-line application support.
• proactively identify and prevent production issues; contribute to architecture improvements.
• Keep up to date with .NET and React developments.
• Document code, APIs, architecture, and solutions.
• Share knowledge and best practices within the team.

Connaissances

NET

React

microservices

SQL Server

Azure DevOps

Git

Unit testing

Integration testing

Agile methodologies

Application Insights

Redux

Zustand

Security best practices

Analytical skills

Teamwork

Communication

Willingness to learn

Formation

Bachelor's degree in Computer Science, IT, Software Engineering, or related field

Outils

Azure DevOps

Git

Redux

Zustand

SQL Server

Description du poste

Medior Full-Stack .NET Developer

Location: Dessel, Belgium
Work Model: Onsite – No Remote
Employment Type: Full-time Contract
Duration: 4 months
Start Date: August 2026
Experience: 2–3 years

Job Overview

We are looking for a Medior Full-Stack .NET Developer to join a technical development team and contribute to the development, implementation, maintenance, and optimisation of secure and high-performing software applications.

The ideal candidate will have hands-on experience with .NET, React, microservices, SQL Server, Azure DevOps, and Git, and will be comfortable working in an Agile environment.

Key Responsibilities

• Develop and maintain full-stack applications using .NET and React.
• Perform functional and technical analyses based on business and user requirements.
• Design solutions within a .NET and microservices architecture.
• Contribute to technology and framework selection.
• Develop and integrate APIs and microservices.
• Work with Azure DevOps within an Agile development environment.
• Use Git for source control and version management.
• Perform unit and integration testing.
• Apply application and API security best practices.
• Monitor application performance, stability, and reliability.
• Work with SQL Server for data management.
• Support data integration within microservices environments.
• Debug and resolve frontend and backend issues.
• Provide second-line application support.
• Proactively identify and prevent production issues.Contribute to improvements in architecture and development practices.
• Keep up to date with developments in the .NET and React ecosystems.
• Document code, APIs, architecture, and technical solutions.
• Share technical knowledge and best practices within the team.

Required Skills & Experience

• Approximately 2–3 years of professional development experience.
• Solid experience with .NET.
• Hands-on experience with React.
• Experience working with microservices.
• Knowledge of SQL Server.
• Experience with Azure DevOps.
• Experience with Git.
• Understanding of application and API security.
• Experience with unit and integration testing.
• Knowledge of Agile methodologies.
• Experience with application monitoring, preferably Application Insights.
• Experience with modern React state-management solutions such as Redux and/or Zustand.
• Strong analytical and problem-solving skills.
• Good communication and teamwork abilities.
• Strong motivation, maturity, and willingness to learn.

Education

• Bachelor's degree in Computer Science, IT, Software Engineering, or a related field, or equivalent professional experience.

Language

• Dutch or French: Native or bilingual proficiency.

Additional Requirements

• The position is fully onsite in Dessel, Belgium.
• Candidates should be able to commute to the Dessel site on a daily basis.
• A security clearance/authorisation or security screening may be required as part of the selection process.
• Candidates should indicate whether they or their company already hold the required security clearance.