C# Full-stack Developer (PhD Student) in Online Adaptive Particle Therapy
Cosylab
This is an exceptional chance to contribute to significant advancements in patient care while developing your professional skills in a collaborative environment!
About the role
As a PhD student, you will join the RAPTORplus MSCA Doctoral Network, which focuses on advancing online adaptive particle therapy (OAPT).
Your work will focus on full-stack software development and research, including algorithm design for adaptive workflows, database management, and frontend development for clinical applications. You will collaborate with leading research institutions and industry partners across Europe, participate in structured training activities, and complete secondments abroad.
This position offers a unique opportunity to apply full-stack development skills in a research context that directly impacts patient care.
Key tasks and responsibilities
- Participate in the development of a software solution for adaptive particle therapy workflows.
- Research and apply secure, high-performance computing methods for medical applications.
- Work on full-stack development tasks, including backend logic, database management, and frontend interfaces.
- Participate in Consortium training activities and secondment projects:
- 1-month secondment at UNAV (University of Navarra) in Spain to understand clinic workflow and role of components in standard PT.
- 2-month secondment at HB (Helse Bergen HF) in Norway for handling interfaces of OAPT-relevant components in a latest generation PT facility.
- 4-month secondment at PSI (Paul Scherrer Institute) in Switzerland for the evaluation of self-developed methods in a clinical environment.
- Attend topical workshops.
- Collaborate with other PhD students and Cosylab engineers, benefiting from mentorship and knowledge sharing.
Required qualifications and skills
- Possession of a Master’s degree (or equivalent) in Mathematics, Physics, Electrical Engineering, Computer Science, or a related field.
- Some programming skills.
- Solid understanding of software design, programming techniques, relational databases (PostgreSQL), ORM, and computer science fundamentals.
- Familiarity with source control (Git), CI/CD, code analysis, and other modern programming practices.
- Proficiency in spoken and written English.
- Strong communication skills and an open mind for discussion and team collaboration.
Bonus point if you have
- Experience in C# and WPF (or similar desktop frameworks) using the MVVM pattern.
- Experience in machine learning.
What we offer
- Employment contract for a definite period of 36 months, for the duration of the RAPTORplus project, with the possibility of extension. The PhD student will be employed at Cosylab and registered in the PhD program at the Faculty of Computer and Information Science, University of Ljubljana (UL).
- A work environment with flexible working hours and a hybrid work model.
- Plenty of personal and professional growth opportunities combined with a competitive salary (3,500EUR gross per month plus all legally required allowances).
- Interesting work full of challenges in an international working environment.
- Opportunities to work abroad.
- High-impact learning culture: regular in-house and external training sessions and a team of international professionals eager to help you grow.
- Many recreational after-work activities, additional health insurance (Specialists+), unlimited coffee, soft drinks, fruit, and other well-being goodies.
- Cosylab events (Teambuilding, New Year’s Party, Picnic… ).
- Casual atmosphere with friendly faces where you can completely “be yourself.”
Why join Cosylab?
We are the leading software solutions provider for the world’s most complex, precise, and advanced systems, such as particle accelerators, large telescopes, fusion reactors, innovative medical devices, and cancer treatment systems. Our technology enables organizations to make scientific discoveries, offer the most cutting-edge cancer treatments, innovate in healthcare, and introduce clean fusion energy to future energy markets.
Working at Cosylab is a great opportunity to discover genuine teamwork and collaborate with experts from the world’s most important research projects. We value and strive to achieve good interpersonal relationships and try to ensure the pleasant well-being of all our employees. We are friendly, proud to work together, and able to develop just about any solution we put our minds to.
How to Apply
If you want to be part of a transformative journey in the field of Right-time Adaptive Particle Therapy of Cncer (RAPTORplus), working in Cosylab on the following project and can not wait to embark on a journey of advanced programming skills apply now via https://raptor-consortium.com/recruitment/
Applications are possible until February 8, 2026.