My job alerts

Student Developer - OOP (Java)

Cosylab

Software Engineering

Ljubljana, Slovenia

Posted on Oct 10, 2025

Apply now

Join our team of students from FRI, FE, FMF and other faculties!
At Cosylab, we are happy to receive students’ applications and are delighted to see your interest in gaining student experience with us.

• Do you want to upgrade your programming skills?
• Are you interested in working on different groundbreaking projects in an international environment?
• Do you have at least 15 hours per week that you can spend with us, so we can help you turn your theoretical knowledge into practice?

If you answered yes to at least one question, then keep on reading!

Who are we looking for?

If you wish to work on projects and/or solutions that contribute to scientific achievements, cancer treatment and the development of clean fusion energy Cosylab is the right place for you 😊.

We are looking for

curious, knowledge-seeking, and motivated students, familiar with object-oriented programming languages (Java)

who will help with

software development,
and integration of control systems.

We value enthusiasm and technical knowledge gained during or outside of studies.

What do we offer?

From student work to your first job and career path tailored to individual wishes: developer, tech lead, project management, or team management role.

Mentoring and direct knowledge transfer.
A series of Cosylab academies (C++, C#, Java, EPICS, LabView, …).
A work environment with flexible working hours and the possibility of remote work.
Opportunity 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.
Work-life balance culture.
Many recreational after-work activities, Monday’s pancakes, unlimited coffee, soft drinks, fruit, team building, picnics and other well-being goodies.
Casual atmosphere with friendly faces where you can completely “be yourself”.

Steps to becoming a student Cosylaber

Step 1: Application
Step 2: Evaluation
Step 3: Interview
Step 4: Academy
Step 5: You are a student Cosylaber

Due to the nature of our work and the complexity of our projects, we are looking for students who will enjoy our culture and working with us because we build long-term relationships with our Cosylabers.

Did we pique your interest? Want to be a part of our team? Apply now!

We can’t wait to read your CV, your reasons to join our team and what makes you who you are!

Send your application below and be one step closer to becoming a true Cosylaber! Your application should include:

CV,
Motivational letter (do you have a personal or school project you are proud of?)
Code example from your personal or school projects (if any).