Senior Java Developer (Distributed Financial Systems) 100% (f/m/d) (Contract through our external payroll partner with immediate start until 30.09.2027 with possible extension)

ppAt 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. /p pWe are seeking for a senior backend and distributed systems engineer with extensive experience designing, building, and operating mission-critical financial systems. Proven expertise in Java-based backend architectures, distributed systems, and low-latency, high-availability services. Strong production mindset with end-to-end ownership across the full software lifecycle—from architecture and design through deployment, operations, and optimization. Comfortable acting as a technical authority in complex, globally distributed environments. /p pIn addition to enhancing our core platform, the team is building a strategic new channel that brings investment capabilities directly to the bank's external clients through seamless integration with the e-banking platform. Engineers joining the team will have the opportunity to shape the architecture, scalability, and operational model of this highly visible initiative from an early stage. /p h3YOUR CHALLENGE /h3 ul liDesign and evolve robust distributed systems, balancing scalability, latency, consistency, and fault tolerance /li liApply distributed systems principles (e.g. consistency models, idempotency, back-pressure, resiliency patterns) to real-world financial workloads /li liDevelop and maintain high-performance backend services and APIs using Java, Spring, and Spring Boot /li liOptimize end-to-end latency, asynchronous processing, and efficient IO /li liIdentify and resolve performance bottlenecks through profiling, benchmarking, and load testing /li liIntegrate complex financial platforms and third-party services, ensuring correctness, data integrity, and operational resilience /li liContribute to the expansion of the platform into digital client channels, designing and building backend services that power client-facing wealth and investment capabilities integrated into the bank's e-banking ecosystem /li liDesign reliable messaging and integration flows using JPA, JDBC templates, JMS, and event-driven patterns /li liCode Quality and Best Practices: Write clean, maintainable, and efficient code while adhering to industry best practices, including code reviews, testing, and CI/CD /li liApply financial-grade engineering principles (auditability, security, controlled change /li liCollaboration: Work closely with product managers, designers, and other stakeholders to gather requirements and translate them into technical specifications and deliverables /li /ul h3YOUR PROFILE /h3 ul liLanguages Platforms: Java (Core Java, Collections, JSON, JDBC), Spring Framework, Spring Boot /li liArchitecture: Distributed systems, microservices, event-driven design, low-latency systems /li liDatabases Messaging: JPA, JDBC, relational databases, JMS /li liOperating Systems: Unix/Linux, bash scripting /li liSecurity: OAuth2, API security, IAM concepts /li liGood code review practices and pride in code quality. /li liAbility to work independently and take ownership of projects /li liWillingness to collaborate in a global team with members in Zurich and Singapore /li liPrevious experience in the financial industry is a plus /li liExperience with cloud platforms, preferably Microsoft Azure /li liKnowledge of microservices architecture and containerization (e.g., Docker, Kubernetes) /li liFamiliarity with CI/CD pipelines and DevOps practices /li liExposure to API security, OAuth2, and related standards /li liStrong ownership mindset with focus on business impact and reliability /li liAnalytical problem-solver with a performance- and quality-driven approach /li liTeam player /li liAbility to work in an agile environment /li /ul /p #J-18808-Ljbffr