At Varian, we fight cancer with software and tech.

In our minds, new victories against cancer are achieved with the ingenuity of people and the power of data and technology.

In other words: we want to employ the most talented developers to create software products that save people’s lives.

Are you a talented developer? Come work with us.

Open positions

Why Varian?



The solutions we build actually save lives. Talk about meaningful & ethical work.

In our company, lines of code are much more than just zeros and ones. They can actually save lives.


We have the smartest and most talented colleagues, all determined to fight cancer.

When you’re working with great people, innovating freely and with conviction, you can make a tremendous impact.


We are truly a diverse and multicultural company with a worldwide impact.

We have an open, inclusive culture that encourages diversity, supports learning, and fosters collaboration.


Learn more about life at Varian in Finland >>

Hear from our employees:


At Varian, I enjoy openness and freedom, as well as being able to do truly meaningful work.

Jing, Software Engineer and Full Stack Developer


To me a good day is working with teammates who are reliable and fun – which mine certainly are.

Antti, full-stack Software Developer


The latest technology, continuous training, meaningful work, different career paths, and the work community support.

Päivi, Sr Mgr, TPS Services


Everything we do aims at improving the quality of life of cancer patients. You don’t need to look further to see the value of our work.

Risto, The Optimization & Dose Calculation team leader.

Products We Develop in Finland


The Eclipse treatment planning system simplifies radiation therapy planning for standard treatment modalities and allows doctors to efficiently create and verify the optimal treatment plan for their patients.

From a technology perspective, Eclipse combines machine learning with human intelligence to create a solution to what we call machine intelligence.

Example software technologies that are used in Eclipse:



Experience the moment when artificial intelligence and adaptive therapy combine to create Adaptive Intelligence. Technology so advanced it will inspire you to reimagine how you’re able to treat each patient in your care.

Example technologies that are used in Ethos:



Noona is a patient outcomes management solution designed to engage patients in their care with real-time symptom reporting and monitoring, streamlined clinical workflows to promote evidence-based care, and access to rich data insights for better management and ongoing assessment over the course of care.

Example technologies that are used in the noona app:


Meet the Team

Ye Zhang

After losing two family members to cancer, Ye Zhang joined Varian to help save other people’s lives. Now Ye is a software engineer developing our system for radiation-therapy treatment planning.

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Michiko Rossi & Ossi Martikainen

Michiko Rossi and Ossi Martikainen are both research scientists at Varian. They share their thoughts on a typical day, the best things about their colleagues, and how working here is an opportunity to make a difference.

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Kohdy Nicholson

Software Engineer Kohdy Nicholson works on our adaptive-treatment planning team. What he appreciates most about Varian is the supportive working culture we’ve created.

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Antti Järvi

Antti Järvi is a full-stack Software Developer who joined Varian in 2020. He explains why he chose us over other companies that tried to recruit him.

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Our Open Positions in Helsinki

Our core business is to fight cancer with technology solutions and we employ talented professionals to build them.

View our job openings.