senior java software engineer Jobs in Genf

Sonar is seeking a skilled Software Engineer to join the CI Experience squad within the Code Orchestration department. The role focuses on enabling users to analyze their projects in their own CI, making analysis reliable, fast, configurable and developer-friendly.You will collaborate with product managers, UX designers, and engineers to deliver...

Astrelya est un cabinet de conseil franco/suisse en forte croissance, spécialisé dans la transformation digitale et l’innovation. Rejoignez une équipe Front Tech pour développer et fiabiliser des APIs et des applications Java/Spring.Role hybride entre développement et DevOps, avec architecture, pipelines CI/CD, et déploiement sur Linux/Kubernetes....

SonarSource seeks a skilled Software Engineer to join the CI Experience squad within the Code Orchestration department. You will help analysts integrate CI-based code evaluation into their workflow and contribute to reliable, fast analysis tooling.The role focuses on collaboration with PMs, designers, and engineers, writing quality Java code, and...

Senior Android Software Engineer - Geneva Geneva About Proton Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN,...

UNION BANCAIRE PRIVÉE, UBP SA in Geneva, Switzerland seeks an experienced software engineer to design, implement, and operate backend services and APIs using Java 17/11/8, Spring 4/5, and Spring Boot 2.x/3.x. You will build REST and SOAP APIs, manage OpenAPI specs, and develop administrative UIs when needed.The role covers Oracle and MS SQL Server...

Senior Software Engineer (m/w) 100% Hauptaufgaben Entwurf, Implementierung & Wartung von Anwendungen und Diensten für unsere Abrechnungsverfolgungsprodukte Zusammenarbeit mit Requirements Engineers und Business Analysts zur Detaillierung und Klärung von Verständnis und Anforderungen Unterstützung des Testteams hinsichtlich funktionaler und...

Sword Services cherche un ingénieur logiciel spécialisé dans le traitement de données de surveillance ATM basé à Genève. Vous travaillerez à la mise en place d'une architecture orientée services et garantirez qualité, fiabilité et performance dans un cadre réglementé.Vous aurez la responsabilité du cycle de vie logiciel, de l’analyse des...

Ivy Partners in Geneva is seeking a Java Software Engineer to join our engineering team on strategic, regulated projects. You will contribute to the modernization of a critical legacy system and develop high-availability back-end services using Java, Spring and Maven.You will apply TDD/BDD, automate tests with Java and Cucumber, and produce comprehensive...

Datum: 3 maj, 2026 Tid: 11:59Placering: CERNMer informationYou 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...

Union Bancaire Privée seeks an experienced backend engineer to design, implement, and operate scalable services using Java 17/11/8, Spring 4/5, and Spring Boot 2.x/3.x. You will build REST/SOAP APIs, manage HTTP layers with OpenAPI, and develop admin UIs when needed.You will integrate with Oracle and MS SQL Server via JPA/Hibernate, manage schema changes...

We are looking for an experienced Java Software Engineer to join an exciting project in the Air Traffic Management (ATM) sector.You will contribute to the modernization of a safety-critical air traffic surveillance system, transforming an existing platform into a modern service-oriented architecture.This is an opportunity to work on complex,...

IonQ, Inc. in Geneva, Switzerland, is seeking a Staff Cryptography Engineer to build post‑quantum cryptography hardware acceleration for HSM and network appliances. You will implement software models and test infrastructure, in C/C++/Rust and Python, and contribute to verification workflows.You will work with senior cryptography engineers to ensure...

About Proton Join Proton and build a better internet where privacy is the default. Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton...

Software Engineer - Accelerator Controls Mer information As part of the software team of theMachine Protection and Electrical Integritygroup, you will work on the upgrade of the Beam Interlock System (BIS) and Safe Machine Parameters system (SMP), which are key protection systems for the safe and reliable operation of the whole accelerator chain. Both...

Ärztekasse Genossenschaft fournit des services d'externalisation des processus métier et des solutions eHealth aux professionnels de santé afin qu'ils soient déchargés de l'administration et puissent se concentrer sur le travail médical.Dans le cadre d'une initiative d'innovation, Ärztekasse renouvelle et étend ses produits. Pour soutenir cette...

Fortil is expanding its activities in the canton of Vaud and seeks a Software Engineer – ATM Surveillance Data Processing (M/F). You will join a multidisciplinary team modernizing critical software systems in a safety-critical context, driving the full engineering lifecycle from requirements to verification and compliance.You will design and implement...

Full-timeCompensation: CHF 5,266 - CHF 5,793 - monthly Job Description CERN's Engineering Information Management group is looking for a Full-Stack Developer to join our dynamic development team. This role involves designing, developing, and maintaining software solutions that support engineering and information management processes. Our applications play a...

Lombard Odier Group invites a Master's student in Computer Science or Software Engineering to explore AI integration patterns within enterprise Java frameworks. You will prototype AI capabilities for Spring Boot and Quarkus, collaborate with architects, and document findings to shape future adoption.Join our Architecture team in Switzerland to gain hands-on...

Ellisys in Geneva, Switzerland, is seeking a brilliant, analytical software engineer to join the protocol analytics team. You will design new components for protocol analyzers, traffic exercisers and compliance testers, leveraging C#.Net, C++, or Java and object-oriented design.You will define algorithms to capture, process, store and display large data...

Lombard Odier Group in Geneva offers an Internship – Software Engineer in Application Monitoring & Observability. You will help enhance the monitoring, alerting and operational visibility of mission‑critical regulatory reporting applications.We seek a Computer Science or Software Engineering student with good Java skills and an analytical mindset....