Control Software Developer

1 week ago

Ljubljana, Ljubljana, Slovenia Cosylab Full time €30,000 - €60,000 per year

About the role

Cosylab's team, which is working on control software for various scientific machines and facilities, is looking for a new team member

Working on groundbreaking scientific and technological achievements can be incredibly rewarding both personally and professionally. You will have the chance to contribute to projects that have the potential to change the world and make a real impact on society. As a control software developer, you would help develop a control system for one of the world's largest projects for international cutting-edge research – Facility for Antiproton and Ion Research (FAIR).

Key tasks and responsibilities

  • Software development (C++, Java) for particle accelerator control systems.
  • Analyzing requirements, proposing technical solutions.
  • Writing clean, readable, and well-structured code.
  • Documenting and thoroughly testing own work.
  • Collaborating with the client and the internal team

Required skills and experience

  • Object-oriented programming languages (C++, Java).
  • Software design principles and programming techniques.
  • Effective collaboration with internal and external stakeholders.
  • Proactivity and problem-solving skills.
  • Strong organizational skills with a systematic approach to managing tasks and priorities.

»Bonus« points if you have

  • Experience in leading software development projects and/or teams.
  • Experience in JavaFX.
  • Experience in web development (React).
  • Experience working with clients.
  • Experience in hardware integration.
  • Experience in AI-augmented development.

Education

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

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, … ).

You will fit perfectly if you share these values

  • 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 difficult problems that ultimately help make the world a better place.

Apply for the job

Apply by Monday, October 6, 2025. Your application should include:

  • CV,
  • brief motivational letter and
  • potential recommendations or references.

We're looking forward to meeting you

  • Microcontrollers Software Developer

    1 week ago

    Ljubljana, Ljubljana, Slovenia PeK Automotive Full time €40,000 - €60,000 per year

    At PeK Automotive, we're at the forefront of innovation—developing cutting-edge autonomous electric systems and vehicles for agriculture and rescue operations. As we continue to grow rapidly, we're on the lookout for talented and passionate professionals to strengthen our R&D team and help shape the future of sustainable mobility.We're currently expanding...

  • Financial controller

    1 week ago

    Ljubljana, Ljubljana, Slovenia CWS Group Full time €40,000 - €80,000 per year

    We are looking for a Financial Controller with a strong grasp of IFRS and Slovenian local GAAP to join our growing finance team. If you're detail-oriented, analytical, and ready to make an impact in a dynamic international environment, we'd love to hear from youWhat You'll Do- Oversee financial reporting and ensure compliance with IFRS and Slovenian GAAP-...

  • Senior Controls Engineer

    14 hours ago

    Ljubljana, Ljubljana, Slovenia Cosylab Full time €35,000 - €60,000 per year

    About the RoleCosylab's team, working on control systems for accelerators and complex medical devices for radiation therapy, is looking for a new team member.As a Senior Controls Engineer, you will primarily work with Beckhoff TwinCAT and motion control, strengthening our PLC team and eventually taking on technical ownership of challenging projects in the...

  • Software Developer: Systems

    2 weeks ago

    Ljubljana, Ljubljana, Slovenia DevRev Full time €30,000 - €60,000 per year

    DevRevDevRev's AgentOS, purpose-built for SaaS companies, comprises three modern CRM apps for support, product, and growth teams. It connects end users, sellers, support, product people, and developers, reducing 9 business apps and converging 6 teams onto a common platform.Unlike horizontal CRMs, DevRev takes a blank canvas approach to collaboration, AI, and...

  • Student Embedded Software Engineer

    2 weeks ago

    Ljubljana, Ljubljana, Slovenia Danfoss Full time €45 - €55 per year

    The Impact You'll Make We're looking for a Student/Junior Embedded Software Engineer which is already familiar with the development of embedded electronics and would like to join our RD&E department. District energy systems produce hot water, steam, or chilled water at a central plant or satellite plants and then distribute the energy through a network of...

  • Student Embedded Software Engineer

    2 weeks ago

    Ljubljana, Ljubljana, Slovenia Danfoss Full time €25,000 - €45,000 per year

    *The Impact You'll Make*We're looking for a Student/Junior Embedded Software Engineer which is already familiar with the development of embedded electronics and would like to join our RD&E department.District energy systems produce hot water, steam, or chilled water at a central plant or satellite plants and then distribute the energy through a network of...

  • Software Engineer – Integrator

    2 weeks ago

    Ljubljana, Ljubljana, Slovenia Cosylab Full time €104,000 - €130,878 per year

    About the RoleCosylab is renowned for delivering top-of-the-line turnkey software solutions that power some of the world's most intricate and sophisticated systems, such as particle accelerators, large telescope arrays, fusion reactors, and advanced devices in the high-tech industry.As a Software Engineer – Integrator, you will be responsible for...

  • Software Developer Intern

    14 hours ago

    Ljubljana, Ljubljana, Slovenia Celtra Full time €40,000 - €60,000 per year

    Please note that a valid student status in Slovenia is required for this position.AtCeltra, we're leading a creative revolution. In a world where digital content consumption is skyrocketing and audience expectations evolve daily, traditional production models can no longer keep up - and that's where we come in. Our creative solutions help media owners and...

  • Senior .NET Developer

    6 days ago

    Ljubljana, Ljubljana, Slovenia Endava Full time $90,000 - $120,000 per year

    Company Description Technology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change.By combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital...

  • Senior .NET Developer

    4 days ago

    Ljubljana, Ljubljana, Slovenia Endava Full time €30,000 - €60,000 per year

    Company DescriptionTechnology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change.By combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital...