At CERN, the European Organization for Nuclear Research, physicists and engineers are probing the fundamental structure of the universe. Using the world's largest and most complex scientific instruments, they study the basic constituents of matter and how particles interact.Role SummaryYou will contribute to the design, development, testing and maintenance of the Data Processing Platform (DPP), used for both offline and online analysis of accelerator and beam data. Working within the Agile Data Processing team of the CERN Controls Software & Services group, you will help build reliable and scalable backend services supporting the control, monitoring and analysis of particle accelerators and equipment.ResponsibilitiesDesign, develop, and maintain mission‑critical software components for the DPP.Conduct technological watch and evaluate emerging technologies to ensure high‑quality solutions aligned with CERN’s evolving accelerator controls environment.Collaborate with stakeholders, including end users, Product Owners, and infrastructure providers, to gather requirements and define solutions.Support accelerator equipment experts, physicists, and operation crews by improving and optimising their experience with the platform and associated software services.QualificationsMaster’s Degree or equivalent relevant experience in Computer Science or a related field.Proven solid experience in software development using Java.Hands‑on experience with Python.Strong knowledge of the Spring Framework ecosystem.Practical experience with concurrent and multi‑threaded programming.Good understanding of distributed systems and JVM internals.Experience applying software quality assurance practices and related tools.Familiarity with CI/CD pipelines and automated build, test, and deployment workflows.Experience with cloud‑native technologies, including Kubernetes, is highly desirable; familiarity with Knative or similar framework would be considered an asset.Knowledge of programming techniques and languages: design dependable software services following SOLID principles or similar.Knowledge of architecture and design of ICT systems: designing scalable services and APIs.Identification and selection of relevant emerging ICT technologies.Knowledge and application of software life‑cycle tools and procedures.Demonstrating accountability, achieving results, working in teams, solving problems.Spoken and written English; commitment to learn French.Eligibility & Closing DateApplications should normally reach us no later than 07.07.2026 at 23:59 CEST.Employment ConditionsContract type: Limited duration contract (5 years) with possibility to extend up to 8 years and eligibility for indefinite contract tenure.Working hours: 40 hours per week.Job grade: 6‑7.Job reference: BE‑CSS‑DSP‑2026‑126‑LD.Job title: Computing Engineer.Field of work: Software Engineering and IT Benchmark.BenefitsCompetitive tax‑free salary, increasing in line with your years of relevant experience.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).Membership of the CERN Pension Fund.Family, child and infant monthly allowances depending on your individual circumstances.Relocation package (installation grant, removal, travel expenses) depending on your individual circumstances.Diversity has been an integral part of CERN’s mission; we welcome applications from all Member States and Associate Member States.
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