PAt Julius Baer, we celebrate and value the individual qualities you bring, enabling you to be impactful, to be entrepreneurial, to be empowered, and to create value beyond wealth. Let’s shape the future of wealth management together. /pWe are seeking a strong Java engineer to develop and maintain a High-Performance Computing (HPC) cluster comprising hundreds of servers (on-premises and augmented by Microsoft Azure). This cluster provides critical computing power to a modern trading floor.br/br/The cluster scheduling and control systems are primarily built in Java, with Apache Ignite as the clustering layer. Jobs are received from internal clients via legacy HTTP and ActiveMQ interfaces, while modern clients use an in-house API developed in Java and Python. System statistics are collected in MongoDB and Elastic/Kibana. br/br/This role requires ensuring high availability for a mission-critical resource, developing a deep understanding of a large existing codebase, and proposing improvements. You will also maintain and enhance multiple monitoring systems for both infrastructure and client job submissions.ppbbYOUR CHALLENGE /b /b /p /pliDevelop and maintain Java-based cluster scheduling and control systems. /liliEnsure high availability and reliability of HPC resources. /liliMaintain and improve monitoring systems for infrastructure and client submissions. /liliCollaborate with internal stakeholders to balance resource allocation with business requirements. /liliTroubleshoot and optimize performance across on-prem and Azure-augmented environments. /liliEnsure compliance with banking regulatory requirements. /lippbbYOUR PROFILE /b /b /p /plibStrong Java multithreaded development expertise /b (core and enterprise-level) /lipExperience with: /plibDistributed Execution Engines. /b /lilibNoSQL Databases /b /lilibActiveMQ /b (messaging) /lilibFront-end Web Technologies /b (legacy UI maintenance) /lilibPython /b (for API and tooling) /lipFamiliarity with: /plibAzure Portal /b and bAzure SDK for Java /b /lilibRed Hat Linux /b /liliUnderstanding of bbanking systems /b and regulatory requirements /lilibLanguage: /b Fluent English; German is a plus /lipBonus Skills: /plibScala /b and bC++ /b /lilibKubernetes /b (container orchestration) /lipWhat We Offer: /pliOpportunity to work on mission-critical systems in a high-performance environment /liliExposure to cutting-edge HPC and cloud technologies /liliCollaborative team culture in a dynamic trading environment /lipWe are looking forward to receiving your full job application through our online application tool. /p