{"id":1759927,"url":"https://alion.io/job/cern-full-stack-software-developer-it-ca-2026-236-grae","title":"Full-Stack Software Developer (IT-CA-2026-236-GRAE)","company":{"id":4055,"name":"CERN","domain":"home.cern","url":"https://alion.io/company/cern","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"junior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Geneva, Switzerland"],"countries":["CH"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":5266,"max":5793,"currency":"CHF","period":"month","gross":null,"usd_annual":83760},"salary_estimate":null,"experience_years_min":2,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Docker","optional":true},{"name":"Go","optional":true},{"name":"Helm","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true},{"name":"Python","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-10-02T09:36:35Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-10-14T17:53:03Z","board_verified":true,"closed_at":null,"days_open":12,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":12},"description":"Are you passionate about software development and interested in supporting Open Data and Open Science in research? Join our team that is building services for open data and reproducible computational data analyses!\nYour responsibilities\nAs a full-stack developer in our team, you will:\nParticipate in the development of the REANA reproducible analysis platform allowing to run containerised declarative analysis workflows.\nParticipate in the development of the LHCb Ntupling service allowing researchers to request custom open data from the LHCb experiment.\nCollaborate closely with LHC experimental physics teams working on open data and reproducible research.\nCollaborate with external institutes and partners working on open data, open science and reproducible analysis infrastructures.\nYour profile\nExperience in full-stack software development and with frontend and backend software engineering technologies.\nExperience with container technologies and application deployment, monitoring and security.\nSome familiarity with basic principles of computational research data analyses would be a plus.\nSkills\nFrontend technologies: React.\nBackend technologies: Python, Go.\nDeployment: Docker, Kubernetes, Helm.\nSpoken and written English, with a commitment to learn French.\nEligibility criteria:\nYou are a national of a CERN Member or Associate Member State.\nBy the application deadline, you have a maximum of two years of professional experience since graduation in Computer Science or equivalent (or a related field) and your highest educational qualification is either a Bachelor's or Master's degree.\nYou have never had a CERN fellow or graduate contract before.\nApplicants without University degree are not eligible.\nApplicants with a PhD are not eligible.\n Job closing date: 25.10.2026 at 23:59 CET.\nContract duration: 24 months, with a possible extension up to 36 months maximum.\nWorking hours: 40 hours per week\nJob flexibility: Hybrid\nTarget start date: 01-December-2026\nThis position involves:\nStand-by duty, when required by the needs of the Organization.\nWork during nights, Sundays and official holidays, when required by the needs of the Organization.\nJob reference: IT-CA-2026-236-GRAE\nField of work: Information Technologies\nBenchmark job: 200020 - Computing Engineer\nGlobal Benefits\nA monthly net stipend of either 5266 or 5793 Swiss Francs per month depending on your degree.\n30 days of paid leave per year plus 2 weeks annual closure.\nCoverage by CERN’s comprehensive health insurance scheme (for yourself, your spouse and children), and membership of the CERN Pension Fund.\nFamily, child and infant monthly allowances depending on your individual circumstances.\nA relocation package (installation grant and travel expenses) depending on your individual circumstances.\nPossibility to extend your contract up to 36 months.\nOn-the-job and formal training including language classes.\nOverview of CERN - Discover a world where the impossible is made possible!\nAt 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 professionals from engineering, technical, scientific, and administrative fields. Together, we foster an environment where innovation and collaboration thrive.\nEvery day, we face exciting new challenges and opportunities to contribute to cutting-edge research that shapes our understanding of the universe. We meet these challenges through the diverse perspectives within our teams, ensuring every contribution is valued and driving our shared sense of inclusion and purpose. Diversity is a core value of CERN since its foundation, and it remains central to our mission and continued success.\nIf you are ready to be part of a dynamic, inclusive community pushing the boundaries of knowledge, CERN is the place where your curiosity and skills can thrive. Be part of our mission to uncover what lies at the heart of the universe! 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