AI-Enabled Fullstack .NET Engineer

Sopra Steria offers tailored, end-to-end corporate technology and software solutions to help clients make bold choices and deliver results. Successfully so! With more than 56.000 colleagues in 30 countries, we rank as Europe’s leading digital solutions provider. Some of the most successful companies in Europe rely on our technology due to our commitment to innovation, collaboration, and value in business development. The world is how we shape it. Let’s shape it together.

Are you a passionate Fullstack .NET Developer who enjoys building modern, scalable, and intelligent applications?

At Sopra Steria, you’ll design and develop end-to-end solutions that go beyond traditional software, integrating cloud-native architectures, data-driven insights, and emerging AI capabilities to create real business impact.

Working with the latest Microsoft technologies, you’ll contribute to the full lifecycle of applications: from designing intuitive frontends to building robust backends and integrating APIs and cloud services.

You will

You’ll play a key role in helping our clients accelerate their digital transformation , combining solid engineering with forward-thinking solutions.

We are looking for curious and driven engineers who enjoy combining technical expertise with innovation.

What we can offer you

As a member of one of Europe’s largest digital solutions providers, you’ll benefit from extensive career development opportunities, both local and international. At the Sopra Steria Academy, you’ll be part of a dynamic network of 56,000 professionals at all stages of their careers. With a wide array of offices to explore, you can find your ideal location and take the next step in your career.

You’ll become a part of a major Tech player in Europe recognised for its consulting, digital services, and software development. On top of that, you’ll join a team that is called Design & Develop. Our team thrives on genuine connections, flexibility, and continuous learning through training, ensuring we deliver innovative solutions that help clients embrace digital transformation. Specializing in Application Lifecycle Management, Application Modernization, and Digital Experience Management, we apply AI, Cloud, and Security principles to craft tailored solutions across .NET, Java, and Digital platforms.

Responsibilities

Design, build and maintain fullstack applications using .NET and modern frontend frameworks; Develop scalable, secure and high-performance APIs and microservices; Leverage cloud platforms (Azure) to deliver resilient and future-proof solutions; Integrate AI capabilities such as automation, intelligent workflows, or data-driven features where relevant; Collaborate with cross-functional teams (architects, analysts, UX, DevOps) in an Agile environment; Continuously improve code quality through best practices, testing, and peer reviews; Stay up to date with emerging technologies (AI, cloud, DevEx) and actively bring innovation to projects

Requirements

Experience with .NET (C#) and modern frontend frameworks (e.g. Angular, React); A solid understanding of API design and application architecture; Experience with web and/or mobile development; Familiarity with Entity Framework and backend data handling; Knowledge of design patterns and object-oriented principles; Experience with or interest in DevOps practices; Bachelor’s degree in Computer Science or equivalent experience; Fluent in English and Dutch

Nice to have

Have experience with Azure or cloud-native development; Are interested in or have worked with AI solutions or integrations; Enjoy working in Agile teams and collaborative environments; Take ownership and proactively look for improvements