Fullstack Software Engineer .NET & React

Published on 27/08/2026

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Deloitte Luxembourg


Working time
Type of contract
Spoken languages
FR , EN
Educational level
Remote working

Your future team

Join our Digital Factory, a multidisciplinary team where technology professionals and business experts work together to build high-impact digital solutions for the financial sector. We develop modern, data-driven products in an Agile environment, with strong collaboration, continuous learning, and a shared focus on quality and client value.

 

The advantages of joining us

  1. Innovative work that matters
  2. Build data-intensive applications using modern technologies, engineering standards, and AI-enabled tooling.
  3. Career growth, your way
  4. Benefit from continuous learning opportunities, coaching, and a clear development path from junior to more senior roles.
  5. Global impact, local connections
  6. Work on international projects and collaborate with diverse teams, all while making an impact locally 
  7. Inclusive, flexible culture
  8. Embrace a culture where your voice matters, with flexible hours to balance work and life seamlessly.
  9. Collaborative team spirit
  10. Work hand in hand with financial experts and business teams in a dynamic, startup-minded environment.

 

How you’ll contribute to our success

  1. Design, develop, and maintain robust full-stack applications with a strong focus on software engineering fundamentals in a financial services context (banking, investment funds, etc.).
  2. Build and optimize data-intensive solutions, APIs, and processing workflows using C#/.NET and SQL Server.
  3. Create intuitive and scalable user interfaces with React and related ecosystem tools.
  4. Apply Agile practices in day-to-day delivery, including sprint planning, collaboration, and continuous improvement.
  5. Promote quality across the development lifecycle through clean code, testing, CI/CD, and transparent communication on scope, progress, and delivery risks.

 

Your skills

  • University degree in Computer Science, Software Engineering, or another relevant field.
  • Fluent English is required. French is considered an asset.
  • From 0 up to 5 years of experience in software development (internships and graduate experience are welcome).
  • C#/.NET (Core), SQL/relational databases, and front-end development with React
  • Experience with API design/integration, test automation and CI/CD practices, and interest in AI-related tools and use cases are considered assets.
  • Collaborative mindset with strong team spirit and knowledge-sharing attitude.
  • Clear communication skills and ability to build trusted relationships with technical and business stakeholders.
  • Analytical thinking, proactive problem-solving, and adaptability in a changing environment.


Come meet us

Unicareers Luxembourg

Friday 25 September 2026 Luxembourg

Deloitte Luxembourg will be participating in the next Unicareers. Come meet your next potential employer and increase your chance of being hired.

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