UX​/UI Designer; FAP-BC-PM--GRAP

Job Description

The Business Computing (FAP-BC) group, within the European Organisation for Nuclear Research (CERN), is responsible for developing and maintaining a wide range of support applications essential for the operations of the organisation. We are currently seeking a UX/UI Designer to further develop our Design System enabling product teams to adhere to it and enhance the usability of our diverse portfolio of applications.

• Develop and maintain UI design patterns, components and style guides required by our product teams (for example in the context of the on‑going projects to rebuild APT, Public Outreach or EDH) and integrate them in the Design System.
• Collaborate with UX colleagues to propose the governance model of the Design System to be approved by BC Management.
• Support the adoption of the Design System across product teams.
• Design wireframes, prototypes, and user interfaces for web‑based and mobile applications.
• Implement user‑centred design principles to create intuitive and visually appealing interfaces.
• Conduct user research, usability testing, and gather feedback to iterate and improve designs.
• Work closely with developers to implement designs and ensure design integrity throughout the development process.

• Experience in designing end‑to‑end user interfaces, from early concepts to validated designs.
• Experience in collaborating with cross‑functional teams (Product Managers, Developers, Business Analysts).
• Experience in applying user research or usability testing methods to validate design decisions.
• Experience in agile frameworks by incorporating early feedback from users, stakeholders and developers in design deliverables.
• Experience with documenting and presenting design work to stakeholders.

• UX/UI Design: ability to design intuitive and visually appealing user interfaces for a variety of web and mobile applications, using design tools such as Figma.
• Understanding of User‑Centred Design Principles: knowledge of fundamental principles of user‑centred design and iterative design methodology to address user needs and expectations.
• User Research: ability to conduct user research, gather relevant data on user needs and behaviours, and utilise this information to inform design decisions.
• Prototyping and Wire framing: proficiency in creating wireframes/ interactive prototypes to visualise and validate design concepts with stakeholders.
• User Testing and Feedback: ability to conduct usability testing and gather feedback to assess and improve designs iteratively.
• Spoken and written English, with a commitment to learn French.

• You are a national of a CERN Member or Associate Member State.
• You have a professional background in Design, Graphic Design (or a related field) and have either:
  • a Master’s degree with 2 to 6 years of post‑graduation professional experience;
  • or a PhD with no more than 3 years of post‑graduation professional experience.
• You have never had a CERN fellow or graduate contract before.

Job closing date:
15.03.2026 at 23:59 CET.

Contract duration: 24 months, with a possible extension up to 36 months maximum.

Working hours:

40 hours per week

Job flexibility:
Hybrid

Target start date: 01-May-2026

Job reference: FAP-BC-PM-2026-26-GRAP

Field of work:
Software Engineering and IT

Benchmark job: 200020 - Computing Engineer

• A monthly stipend between  Swiss Francs per month (tax free) depending on your degree.
• 30 days of paid leave per year plus 2 weeks annual closure.
• Coverage by CERN’s comprehensive health insurance scheme (for yourself, your spouse and children), and membership of the CERN Pension Fund.
• Family, child and infant monthly allowances depending on your individual circumstances.
• A relocation package (installation grant and travel expenses) depending on your individual circumstances.
• Possibility to extend your contract up to 36 months.
• On‑the‑job and formal training including language classes.

At CERN, the European Organization for Nuclear Research, we are pushing the frontiers of science and technology. Our groundbreaking work brings together not only physicists but also a diverse range of…