C# Developer

Role Summary

We are looking for a talented C# Developer to strengthen our dynamic team in Barneveld. As a C# Developer you are responsible for designing, developing and maintaining high-quality software applications using C# and the .NET framework.

For example, we are currently developing a completely new software suite and further automation of our laboratory.

Please note: our office will move from Barneveld to Amersfoort as of June 2026.

What are you going to do?

• Designing, developing and implementing robust and scalable software solutions using C# and .NET (latest versions)
• Working on backend-driven applications, including API connections and integrations
• Collaborate with cross-functional teams to retrieve requirements and translate them into technical solutions
• Writing clean, efficient and well-documented code according to best practices (SOLID/design patterns)
• Performing code reviews and working with pull requests within a Git-based environment
• Working with CI/CD pipelines (Azure DevOps) for deployments and releases
• Guaranteeing code quality through unit tests, integration tests and tools such as SonarQube
• Troubleshooting, debugging and optimizing performance

Requirements

• Bachelor's degree in Computer Science, Software Engineering or a related field
• 3+ years of professional experience in C# development
• Experience with .NET (preferably the latest versions)
• Knowledge of SQL Server and database management
• Experience with Git, Azure DevOps and CI/CD pipelines
• Experience with APIs and backend development (frontend is less relevant, but knowledge of, for example, Blazor is an advantage)
• Experience with unit testing / integration testing
• Strong problem-solving skills and attention to detail
• Knowledge of Agile development methodologies
• The ability to work efficiently in a fast-paced, collaborative environment

Benefits

• Good secondary conditions such as an attractive pension scheme, 26 days of holiday (also possible to purchase additional) and other benefits
• A challenging working environment within an ambitious, international and rapidly growing organization
• The opportunity to develop further within the organization
• A team with enthusiastic and driven colleagues
• Flexible working options: hybrid working for a good work-life balance (balance is approximately 50% with agreed office days).
• In short: a real challenge for an ambitious, energetic and creative professional who thinks in solutions!
• If you meet the above profile and are interested in an informal, committed and pleasant working atmosphere, we would love to receive your CV and motivation!

About Eurofins

Eurofins Scientific is an internationally listed life sciences company that provides its customers with high-quality laboratory research and advice. Eurofins is the global market leader in bio-analytical testing for food, water, environment, cosmetics, pharmaceutical products and contract research for agro science. In addition, Eurofins is one of the largest providers in the world of testing and laboratory services in genomics, forensics, CDMO, advanced material sciences, drug development and clinical studies. Eurofins uses its portfolio of more than 200,000 unique analysis methods and an unprecedented high level of knowledge and expertise.

Eurofins consists of approximately 65,000 employees worldwide, spread over 900 ultra-modern laboratories and is active in 60 countries with a pro-forma turnover of €6.95 Mio in 2024. Eurofins has strong growth ambitions (CAGR 24%), with, in addition to very strong organic growth through its own start-ups, also a large number of acquisitions every year.

The accredited laboratories of Eurofins Milieu in the Netherlands offer an extensive package of chemical, physical and biological analyzes in all environmental matrices. Through years of experience, she has extensive knowledge in the field of both routine analyzes and non-standard analyses, including analyzes of special compounds and micro-contaminants.

Eurofins is the market leader in the field of specialist research; clients include water quality managers, Rijkswaterstaat, provincial and municipal governments, environmental consultancy firms, industry and contractors. Approximately 600 motivated experts take care of the process from sampling to digital reporting of the analysis results. Analyzes mainly take place in the large laboratories in Amsterdam (Eurofins Omegam) and Barneveld (Eurofins Analytico).

About the Company

Eurofins Milieu is a leading player in the field of environmental research in the Netherlands and Belgium. With our accredited laboratories we carry out chemical, physical and biological analyzes in various environmental matrices on a daily basis. Thanks to years of expertise, we are not only strong in routine analyses, but also in specialist and non-standard research. Together we work – from sampling to digital reporting – on reliable insights for governments, water managers, consultancy firms and industry, among others.