Vacancies at FOSS

Senior / Lead Backend C# developer

Published: 2022-04-15
Soft Flow
Pellérdi út 91/B
7634  Pécs

Gábor Lehotai
+36 20 284 0586


Join Soft Flow as a Senior/Lead C# (Backend) Developer in R&D – and be part of creating world class instruments for the agricultural industry and thus support sustainable use of our planets agricultural resources.

The job 

Your primary tasks will involve:  

  • Develop and maintain the instrument software and software platform written in C# .NET 6 (using latest technologies) 

  • Improve and refactor existing solution to accommodate new requirements and adapt new technologies 

  • Enhance the architecture to meet the strategic goals of the product 

  • Extend and evolve APIs to allow easy access for external developers/systems 

  • Create cloud applications in MS Azure platform (in certain projects) 

  • Design, implement, test and document the solution 

  • Deliver quality software, ensure proper test coverage, optimize performance 

  • Collaborate with Product Owners and domain specialists (located in both Hungary & Denmark) to specify the requirements 

  • Visualizing your work in an Agile / Scrum context 

We will provide proper inhouse training and introduction to our platforms, instruments and development standards. We expect you to work in an open and transparent fashion in a cross-border collaboration between Pécs, Hungary and Hillerød, Denmark. Our solutions are implemented by combining different programming languages and latest technologies: Angular/TypeScript, C# and C++, so you will have the possibility to grow in expertise in different areas if you feel like.  

Your daily work will be at Soft Flow in Pécs, Hungary with partial home office possibilities. It is expected that you will have 5-10 traveling days per year to Denmark. 

We offer  

  • A career where you can grow in expertise, learn new technologies and your work has a serious impact on the outcome of the project  

  • Exciting, multidisciplinary and challenging projects where the most important target is to deliver ground-breaking, high-quality solutions  

  • A job in an international, stable and innovative company, that is small enough for you to get high influence in the projects, and big enough for professional development  

  • Multiple opportunities for personal development: online and offline trainings, regular innovation days where you can work on your own ideas, possibility to travel to Denmark 

  • We have a flat, informal and open-minded company culture  

  • Good collegial spirit, a well-functioning community 

  • Well-equipped canteen with delicious coffee and other drinks 

  • Help in the relocation 

What you'll need

  • BSc or MSc in software engineering or computer science
  • Minimum 5 years’ experience in C#/.NET development
  • Solid experience with client/server development

It is an advantage if you have:

  • Experience with .NET Core / .NET 6
  • Knowledge of multiple design patterns, SOLID principles
  • Experience with cloud application development
  • Capability of database development (MSSQL, SQLite)
  • Practical knowledge in a visual task management tool like Azure DevOps (or Jira)

Personal skills

  • Team player attitude, knowing the difference between working in a team and working as a team
  • Strong motivation to become an expert in backend or full stack development
  • Ability to understand complex solutions, as our instruments and solutions are high tech and quite complex
  • Ability to see the big picture meanwhile taking care about the details
  • Ability to help teams analyze and investigate issues, explore solutions, learn and reflect
  • Good communication skills
  • A good command of English and Hungarian (official project language is English)


Send us your application via the link below.

We screen applications as they come in, so apply now - better today than tomorrow! Any questions can be directed to Gábor Lehotai at

FOSS is committed to maintaining an inclusive culture and a diverse workforce. You can help us sustain an unbiased recruitment process by not including photo or age in your application.


Founded in the USA in 1988 Soft Flow moved to Hungary in 1992. Soft Flow is the leading biotechnology company in the fields of flow cytometry and food/feed safety with 20 years of experience in R&D and cooperation with market leaders in the global industry. In 2017, the Hungarian Brands program awarded our company as one of the most innovative brands. Based in Pécs Soft Flow currently employs over 90 highly qualified employees. 

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FOSS is the world’s leading producer of innovative analytical instruments that monitor and control food quality. We provide solutions that improve customers’ business by running a sustainable and profitable operation while helping deliver high quality products for consumers.

We live in a world with a fast-growing population and to meet the growing demand for food, the global food production will have to increase by 60 per cent by 2050. The world’s population is becoming wealthier and the global middle class is growing, which create new food demands. This means the food producers need to find smarter ways to make the best use of our valuable resources and to eliminate food waste. At FOSS, we have the know-how to help companies address these global trends and turn them into opportunities – in a way where sustainability and good business go hand in hand.

FOSS employs approximately 1,700 people working all over the world. The analysis instruments are marketed and sold through a global network of sales subsidiaries in 28 countries and by more than 75 dedicated distributors spread over Europe, Americas, Africa, Middle East, Asia, and Australia

The R&D software department at our HQ near Copenhagen employs more than 100 software developers which makes up for about 1/3 of the whole R&D organization at FOSS. Our SW department is responsible for developing innovative software solutions in excellent quality using the latest technologies for our analytical instruments, and therefore has a significant contribution to the success of our new product launches. You will have the unique opportunity to be part of the success of our new software department at Soft Flow by joining the software team. The department works closely together with HQ on interdisciplinary projects where we integrate advanced technologies and software into our products.

If that sounds like something you would like to work for, please join to our inspiring, open minded team located in Pécs, Hungary which already consists of nearly 15 experts.

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