Staff Software Engineer (Java) - AI & Developer Experience

Join CERN, the world's largest particle physics laboratory, as a Software Engineer specializing in Accelerator Controls. You will be pivotal in developing and implementing software solutions that enhance accelerator systems, ensuring they operate efficiently and effectively.

Join CERN, the world's largest particle physics laboratory, as an Accelerator Physicist where you will contribute to groundbreaking research and development in the field of particle accelerators. This role is ideal for recent graduates who are eager to make a significant impact in the world of physics.

We are seeking a talented and driven Controls Engineer to join our dynamic team at dstaff in Geneva. In this role, you will be responsible for designing, developing, and implementing control systems that enhance our engineering capabilities. You will work closely with cross-functional teams to ensure the successful integration of control solutions in various projects.

Join our innovative team at dstaff as a Controls Engineer. In this role, you will leverage your expertise in control systems design and implementation to drive cutting-edge projects. You will collaborate with a diverse group of engineers and professionals to develop solutions that enhance operational efficiency and productivity.

Ripple Labs Inc. builds cryptocurrency solutions for financial institutions, businesses, governments, and developers. The company’s mission centers on making value move as seamlessly as information, aiming to improve the global financial system and expand economic opportunities. This Software Engineering Manager position is based in Geneva, Switzerland. The manager leads a team of engineers dedicated to delivering high-quality products. Collaboration with other teams is essential to set clear project goals and ensure strong development and deployment practices. What you will do Guide and mentor software engineers to deliver reliable, high-quality products. Work with cross-functional teams to define objectives and project outcomes. Promote and uphold best practices in software development and deployment. Requirements Demonstrated experience managing software engineering teams. Strong knowledge of software development methodologies and practices. Excellent problem-solving abilities and communication skills.

Join the prestigious team at CERN as a Software Engineer, where you will contribute to groundbreaking research and cutting-edge technology. You will be involved in designing, developing, and maintaining software systems critical to the scientific community.

Who is Sonar?At Sonar, we are dedicated to enhancing code quality and security, empowering developers through innovative AI-driven solutions that streamline workflows. Our comprehensive analysis encompasses all code inputs, ensuring applications are more secure, reliable, and maintainable. With roots in the open-source community, our tools support over 30 programming languages and technologies, serving over 7 million developers and 400,000 organizations globally, including industry giants like the DoD, Microsoft, NASA, MasterCard, Siemens, and T-Mobile.We pride ourselves on fostering an environment that promotes product excellence supported by a strong internal culture. Our team is deeply committed and passionate about our mission and values, upholding high standards of positivity, accountability, and collaboration.At Sonar, we make intentional decisions with clarity, while maintaining a sense of urgency to drive progress. Our operational efficiency and teamwork are key to achieving our objectives.Join us in our mission to transform the developer experience, as CODE embodies our core philosophy guiding our daily operations.

Role overview The Staff Software Engineer, Infrastructure position at Ripple in Geneva centers on developing and enhancing the backbone systems that power Ripple’s services. This role requires deep technical expertise and a commitment to delivering stable, high-performance infrastructure. What you will do Design, implement, and maintain essential infrastructure components Collaborate with engineering, product, and operations teams Find opportunities to improve system reliability and performance Strengthen the foundation for Ripple’s services to ensure scalability and resilience Impact Work in this role supports the smooth and efficient operation of Ripple’s services, helping the company meet current demands and prepare for future growth.

CERN, the European Organization for Nuclear Research, is seeking a Ceph Software Engineer in Geneva. This role centers on supporting and improving distributed storage systems that underpin CERN’s scientific work. Role overview The Ceph Software Engineer will help manage and maintain large-scale storage infrastructure. The position involves monitoring system performance, troubleshooting issues, and ensuring reliability for demanding research workloads. Collaboration Work closely with a skilled team of IT professionals. The environment encourages sharing knowledge and applying software engineering skills to refine and enhance storage solutions. What you will do Contribute to the operation and upkeep of distributed storage systems using Ceph. Apply software engineering practices to improve performance and reliability. Collaborate with colleagues to deliver robust storage services for CERN’s research community.

At Ripple, we are revolutionizing the way value is transferred globally, mirroring the speed and efficiency of information exchange. Our mission is ambitious yet attainable, as we deploy innovative crypto solutions for financial institutions, businesses, governments, and developers. By enhancing the global financial system, we strive to foster economic equality and create opportunities for individuals across various regions. Join us in this extraordinary journey to make a tangible impact while working alongside supportive colleagues who empower your growth.As a part of our expansion into the multi-trillion-dollar corporate finance sector through the acquisition of GTreasury in 2025, we are committed to integrating cutting-edge treasury management solutions into our technology framework, enabling real-time liquidity management across both traditional and digital assets.We invite you to be a part of shaping the future of corporate treasury and the infrastructure that supports the Internet of Value.We are looking for a creative and forward-thinking Staff Software Engineer who is passionate about developing a world-class platform in collaboration with a talented team. Your role will involve creating technical excellence in software application design, implementation, and maintenance, ultimately leading to exceptional outcomes.

Role Overview Speechify is hiring a Software Engineer to join the iOS Core Product team in Geneva, Switzerland. This team focuses on building and refining key features for Speechify’s iOS applications. What You Will Do Develop user-friendly iOS applications with attention to quality and reliability Work closely with engineers, designers, and other teams to deliver new features Help maintain and improve the performance of core iOS products Location This position is based in Geneva, Switzerland.

Join CERN as a Junior Software Engineer specializing in Data Analysis and Automation, where you'll be part of an innovative team dedicated to advancing scientific research. In this role, you will assist in developing automated systems that enhance data processing and analysis capabilities, enabling researchers to focus on groundbreaking discoveries.

Join SonarSource as a Software Engineer specializing in Java integrations and agentic workflows. In this pivotal role, you will collaborate with cross-functional teams to enhance our software solutions, ensuring seamless integration and improved user experiences. Your expertise in Java development will be essential in driving innovative solutions and optimizing our workflows.

Role overview Speechify is seeking a Senior Software Engineer in Geneva, Switzerland to focus on Windows and desktop application development. This role involves shaping how users interact with Speechify’s products by building and refining desktop experiences. What you will do Design and develop user-friendly applications for Windows and desktop platforms Improve existing software to enhance the user experience Collaborate with engineering, product, and design teams to deliver practical solutions Maintain and optimize software for better performance and reliability

Join CERN as a Backend Software Engineer specializing in Database Systems using Oracle and Java. You will be part of a dynamic team focused on developing robust database solutions that support scientific research and data analysis. Your expertise will contribute to innovative projects that enhance the operational capabilities of one of the world’s leading research organizations.

Role overview Turner Townsend seeks a Cost Controller to guide financial management for pharmaceutical construction projects in Geneva. The position centers on building and maintaining budgets, forecasting costs, and providing analysis at each stage of the project lifecycle. Key responsibilities Create and oversee project budgets from initial planning through completion Prepare cost forecasts and monitor ongoing financial performance Examine variances and deliver reports on cost trends Work closely with project managers and stakeholders to communicate financial findings Contribute to decisions aimed at improving project profitability Location This role is based in Geneva.

About SonarSourceAt SonarSource, we are dedicated to enhancing code quality and security, ensuring that issues do not reach production. Our innovative solutions, powered by AI, significantly boost developers' productivity while creating a seamless developer experience with optimized workflows. We analyze all code — whether authored by your internal team, generated by AI, or sourced from third parties — to guarantee the delivery of secure, reliable, and maintainable applications. With roots in the open-source community, our products support over 30 programming languages, frameworks, and infrastructure technologies, and are trusted by over 7 million developers and 400,000 organizations globally, including the U.S. Department of Defense, Microsoft, NASA, MasterCard, Siemens, and T-Mobile.We are passionate about crafting exceptional products, powered by outstanding internal teams and a strong organizational culture. Our commitment to excellence drives us to maintain high standards, ensuring accountability while fostering a workplace rooted in positivity, dedication, empathy, and passion.Our decision-making process is intentional, with clarity of purpose. We also prioritize speed and efficiency, operating as one cohesive team to achieve our objectives.At Sonar, the acronym CODE represents our core operational mindset.

Join SonarSource as a Staff Security Engineer and play a crucial role in ensuring the security and integrity of our software products. In this dynamic position, you will collaborate with cross-functional teams to identify vulnerabilities and implement robust security measures. Your expertise will help us maintain our industry-leading standards in software quality and security.

Join Sonar as a Principal Platform Engineer!At Sonar, we are dedicated to enhancing code quality and security, empowering developers with AI-driven tools, and optimizing workflows. Our comprehensive analysis supports over 30 programming languages, ensuring that applications are secure, reliable, and maintainable. Trusted by over 7 million developers and 400,000 organizations globally, including giants like the DoD, Microsoft, and NASA, we are committed to fostering a vibrant community.We pride ourselves on our strong culture of accountability and positivity, where each team member is dedicated to our mission and the open-source community. We make deliberate decisions with urgency and operate collectively as One Team to achieve our goals.If you are passionate about building exceptional products and want to be part of a dynamic, global team, this is the opportunity for you!