Check out the latest updates! View News & events

Cosylab Logo Cosylab Logo
  • Solutions
    • Radiation therapy
      Enable the best cancer care, streamline workflows, treat more patients and reduce your development risks and time-to-market with our innovative, integrable software.
      Read more
    • Fusion
      Fusion projects are dynamic environments, and success is measured in milestones. Our experts in control, prototyping, diagnostics and subsystems development can help your project stay on track.
      Read more
    • Quantum
      Bring your quantum system to the market sooner with our control system components and integration while focusing on core innovation! Industrial quality and dependability hardware and firmware are our business.
      Read more
    • Accelerators
      With decades of experience in control systems for all particle accelerator types, we can help you mitigate development risk, shorten delivery time and reduce the total cost of ownership.
      Read more
    • Complex medical devices
      Leverage our vast engineering expertise in developing complex medical software to bring your innovative device to the market and patients sooner.
      Read more
    • Semiconductor
      Gain some breathing space while shortening development cycles with our advanced software and electronics engineering solutions
      Read more
    • Space
      Let us help you develop top-class software systems for your scalable space missions faster, reducing risk and time-to-market in a highly regulated environment.
      Read more
    • Astronomy
      Astronomy projects are increasing in cost and complexity while timelines are shortening. You can count on us to provide well-designed, standards-based software to reduce your project's risk.
      Read more
  • Customer stories
  • Expertise
  • About us
  • Careers
  • Blog
  • News & events
Get in touch
  • sl
  • en
  • zh
  • ja
Get in touch
  • sl
  • en
  • zh
  • ja

Solutions

(121 results)

Search Result Image
Space
Bring your space mission to life with expert engineering force
Search Result Image
Expertise
Bring your space mission to life with expert engineering force
Search Result Image
Some space solution
Bring your space mission to life with expert engineering force

Articles

(21 results)

Search Result Image
Article about space
Bring your space mission to life with expert engineering force
Search Result Image
Article about space
Bring your space mission to life with expert engineering force
Search Result Image
Article about space
Bring your space mission to life with expert engineering force
Search Result Image
Article about space
Bring your space mission to life with expert engineering force
Search Result Image
Article about space
Bring your space mission to life with expert engineering force

Content

(21 results)

Search Result Image
Content about space
Bring your space mission to life with expert engineering force
View all results

Tech Lead - Software Development (m/f)

Apply to this position

 

About the role 

Cosylab is renowned for delivering top-of-the-line turnkey software solutions that power the world’s most intricate and sophisticated systems, such as particle accelerators, large telescope arrays, fusion reactors, and complex devices in the high-tech industry. Our solutions are a critical component of the most notable international science projects, including ITER, FAIR, ESS, CTA, ALMA, and other ground-breaking initiatives that have revolutionized the world of science and engineering.

As a technical lead, you will be in charge of supporting and guiding a team of engineers on projects that contribute to research institutes reaching scientific breakthroughs in the field of fusion. What kind of projects we are talking about? Have you heard about ITER? It’s one of the most complex science projects in human history, designed to demonstrate the scientific and technological feasibility of fusion power. You will be leading the design and integration of control systems for ITER diagnostic systems.

We understand that our domain is specialized, so don’t worry if you’re not familiar with it yet. We will provide you with the necessary knowledge as you work with us, nevertheless, proactiveness, resourcefulness, and a readiness to tackle and explore unknown challenges with curiosity are highly valued.

Key tasks and responsibilities

  • Leading and aligning SW development and HW (PLCs, DAQ cards, custom devices…) integration activities.
  • Collaboration with a multi-disciplinary team of engineers.
  • Participation in technical discussions with internal and external stakeholders.
  • Understanding and addressing project stakeholders’ issues.
  • Defining the project scope and technical requirements.
  • Define the work breakdown structure, create time plans, and identify staffing needs for the project.
  • Programming in C++, EPICS.

Required qualifications and skills

  • Experience with software development (C++).
  • Knowledge and experience with the complete SW lifecycle (gathering requirements, software design, implementation, deployment, maintenance).
  • Understanding of SW & HW architecture.
  • Experience in device integration and testing.
  • Organizational skills with a systematic approach to managing tasks and priorities.
  • Strong communication and interpersonal skills with the ability to build strong relationships and collaborate effectively with internal and external stakeholders.
  • An open mind for discussion and team collaboration.

Education

  • B.Sc. in Computer Science, Electrical Engineering, or other related technical disciplines.
  • Fluency in spoken and written English.

Bonus points if you have

  • Knowledge about nuclear fusion.
  • Basic understanding of FPGA, PLC.
  • Experience with EPICS.
  • Experience with Linux environment.
  • Experience with uTCA, NI.

What we offer 

  • Employment contract for an indefinite period with a six-month probationary period.
  • A work environment with flexible working hours and a hybrid work model.
  • Plenty of personal and professional growth opportunities combined with a competitive and periodically updated salary tailored to your skills, experiences, and results.
  • 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, unlimited coffee, soft drinks, fruit, and other well-being goodies.
  • Cosylab events (Teambuilding, New Year’s Party, Picnic … ).

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.

Cosylab culture

Our values

We offer the best solutions for ambitious businesses.

Think bold

We deliver exceptional solutions through courageous thinking, open communication and the drive to continuously improve. 

Be modest

We set our egos aside in actively listening, respecting one another, and embracing the diversity of experience and perspective across the company.

Work smart

We know we get more accomplished by working together, being accountable, focusing our efforts and going the extra mile.

Enjoy life

We prioritize balance and positivity, nurturing personal wellness and celebrating successes.

Do good

We support one another and are passionate about solving the difficult problems that ultimately help make the world a better place.

Discover our work environment

CONTACT US

Apply for Tech Lead - Software Development (m/f) by Monday, June 9, 2025

Please fill in the application form and upload your English CV, motivational letter and other relevant documents.
Where did you hear about us? *
Please select
0 of 4000 max characters
Drag & Drop or Select files to upload *
Max files: 5, Max size: 50 MB, allowed types: .pdf, .doc, .docx, .txt, .xlsx, .csv, .zip, .7z, .rar

Consent for Personal Data Processing

I hereby give my consent to Cosylab d.d., and if the application pertains to a job position at Cosylab d.d.'s subsidiary, to said subsidiary (both together referred to herein as 'Cosylab'), for processing my personal data for the purpose of selection and employment (please select YES or NO).
Check all the boxes below
Yes
No
Obtaining personal data relevant for the candidate selection (e.g. data on professional competencies) from candidate's previous employers stated in the documentation provided by the candidate (current employer excluded):
The results of your evaluations or tests designed to measure a candidate's level of skill, knowledge, or expertise in a particular area, if any:
Processing of personal data for the purpose of statistical analysis of received applications (education, age etc.) for 24 months:
Entry of my application and submitted documentation into Cosylab’s candidate database (“talent pool”) for future job openings and contact purposes:
By submitting this form, I acknowledge that I am aware of the personal data collected and processed about me by Cosylab. I confirm that I have reviewed the  Recruitment Privacy Policy of Cosylab, which is available on the Cosylab d.d. website, and understand my right to withdraw my consent, in whole or in part, at any time by submitting a written request to dpo@cosylab.com. By applying to this position and submitting my application, including my resume, cover letter, motivational letter, recommendation letters, and any other documentation demonstrating my qualifications (such as proof of education and professional experience), I hereby consent to the processing of my personal data by Cosylab for the purpose of evaluating my suitability for the relevant position.
Error - something went wrong.
Napačen e-poštni naslov ali geslo.

Thank you

Please fill in the application form and upload your English CV, motivational letter and other relevant documents.

Open positions

We’re looking for individuals with diverse knowledge and experience searching for a new opportunity to challenge themselves in a demanding and rewarding career.

Nothing on the list for you?

Ljubljana, Slovenia
More

Regional Sales Manager – Europe (RT/PT Domain) (m/f) 

Ljubljana, Slovenia
More

Software Engineer (m/f)

Ljubljana, Slovenia
More

Sign up for our newsletter

Be the first to know about releases and industry news and insights.

Thank you for subscribing!
Back

The leading provider of cutting-edge expertise, software and electronics for the world’s most advanced systems and devices.

Our expertise
  • Expertise
Solutions
  • Radiation therapy
  • Complex medical solutions
  • Quantum
  • Accelerators
  • Fusion
  • Space
  • Astronomy
Media
  • Blog
  • News & events
About
  • Contact
  • About us
  • Careers
  • linkedin
  • facebook
  • instagram
  • twitter
  • Privacy policy

© 2025 Cosylab. All rights reserved.

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services.

This website uses cookies

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services. Check our privacy policy

Necessary
Necessary cookies help make a website usable by enabling basic functions like page navigation and access to secure areas of the website. The website cannot function properly without these cookies.
Always active
Statistics
Statistic cookies help website owners to understand how visitors interact with websites by collecting and reporting information anonymously.