Backend Software Engineer - Database Systems (Oracle/Java)

Big Science Sweden; Genf; On-site; CHF 80,000 - 120,000; Full time

Job summary

Big Science Sweden is seeking a backend developer in Geneva, Switzerland, to design and evolve complex data models for CERN's accelerator control systems. This role involves working on Oracle-based schemas and Java backend services, contributing to robust database systems essential for operational applications. The successful candidate will join a multidisciplinary team to build reliable backend solutions used in the world's largest particle physics laboratory.

Qualifications

• Experience in designing complex data models for backend systems.
• Proficiency in Oracle-based schemas and Java backend services.
• Ability to contribute to data-intensive systems and performance optimization.

Responsibilities

• Design and evolve complex data models for CERN’s accelerator control systems.
• Work on Oracle-based schemas and Java backend services.
• Contribute to reliable backend solutions aligned with users’ needs.

Job description

Datum: 3 maj, 2026 Tid: 11:59

Placering: CERN

Mer information

You will design and evolve complex data models at the heart of CERN’s acceleratorcontrol systems, working on the database backend of large-scale, mission-critical applications. Your work will focus on Oracle-based schemas and Java backend services exposing APIs to applications, tightly integrated into full-stack software systems.

Robust and scalable database systems are essential for control, configuration, and operational applications enabling the operation of CERN’s accelerator complex. You will contribute to the evolution of these data-intensive systems, working on long-lived data models and performance-critical access patterns.

You will join a multidisciplinary team and play a key role in building reliable backend solutions aligned with users’ needs, contributing to systems used at the world’s largest particle physics laboratory.