Full Stack .NET Developer

Function

We’re looking for a Medior Full-Stack .NET Developer to join our client’s technology team and contribute to the development and continuous improvement of business-critical software applications. You’ll work in a modern .NET and microservices environment, combining strong backend development with React-based frontend work. This is an opportunity for a developer who enjoys taking ownership, working closely with colleagues, and building stable, secure, and performant solutions that have a tangible impact on users and business processes.

Role & Responsibilities

You’ll contribute throughout the full software development lifecycle, from technical analysis and solution design to development, testing, support, and continuous improvement. Your responsibilities will include:

• Develop and maintain full-stack applications using .NET and React.
• Design and implement APIs and microservices within a modern application architecture.
• Analyse technical requirements and translate them into robust and maintainable solutions.
• Contribute to technology choices around .NET, React, frameworks, and development tooling.
• Work according to Agile principles and use Azure DevOps throughout the development process.
• Use Git for version control and collaborative development.
• Perform unit and integration testing and apply application and API security best practices.
• Monitor and improve application performance, stability, and reliability.
• Work with SQL Server and contribute to data management and integration within the microservices environment.
• Troubleshoot frontend and backend issues and provide second-line application support.
• Proactively identify and address potential production issues.
• Contribute ideas for improving architecture, development practices, and overall solution quality.
• Keep up to date with developments in the .NET and React ecosystems.
• Document code, APIs, architecture, and technical decisions in a structured way.
• Share knowledge and best practices with colleagues and contribute to a strong team culture.

Technical Profile

You have approximately 2–3 years of professional software development experience and a Bachelor’s degree in IT or an equivalent level of experience. You have a solid foundation in full-stack development and are comfortable working across both frontend and backend technologies.

Your technical background includes:

• .NET development
• React
• Microservices architecture
• API development and integration
• SQL Server
• Azure DevOps
• Git
• Unit and integration testing
• Application and API security
• Agile development methodologies

Ideal Candidate

Beyond your technical skills, we’re looking for someone who brings maturity, drive, and a genuine team-oriented mindset. You are eager to learn, take initiative, and contribute to a collaborative environment. You approach problems pragmatically, communicate clearly, and are motivated to continuously improve both your own expertise and the solutions you deliver.

Contactperson & Reference

• Reference #: INW27763
• Pieter Messely
• pieter.messely@i4m.be