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)

Julius Baer; Zürich; Vor Ort; CHF 150.000 - 200.000; Vollzeit

Zusammenfassung

Julius Baer is seeking a senior backend and distributed systems engineer to design, build, and operate mission-critical financial systems. You will own end-to-end delivery of Java-based backend services, with emphasis on low-latency, high-availability architectures, and global scalability.

You will shape architecture for an external client channel integrated with the e-banking platform, collaborate with product managers and designers, and drive performance, security, and reliability across the

Qualifikationen

• Strong Java backend and Spring expertise in distributed systems.
• Experience with low-latency, high-availability services.
• Proven ability to design and operate mission-critical financial systems.
• Ability to work autonomously in a global team in Zurich and Singapore.

Aufgaben

• Design and evolve robust distributed systems balancing scalability and latency.
• Develop high-performance backend services and APIs using Java, Spring, and Spring Boot.
• Optimize end-to-end latency, asynchronous processing, and IO.
• Integrate complex financial platforms and third-party services.
• Ensure data integrity, auditability, and operational resilience.
• Collaborate with product managers and designers to translate requirements into technical specs.

Kenntnisse

Java

Spring Framework

Spring Boot

Distributed systems

Microservices

Event-driven design

JPA

JDBC

JMS

Unix/Linux

OAuth2

CI/CD

Tools

Docker

Kubernetes

Microsoft Azure

CI/CD tooling

Jobbeschreibung

At 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.

We 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.

In 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.

YOUR CHALLENGE

• Design and evolve robust distributed systems, balancing scalability, latency, consistency, and fault tolerance
• Apply distributed systems principles (e.g. consistency models, idempotency, back-pressure, resiliency patterns) to real-world financial workloads
• Develop and maintain high-performance backend services and APIs using Java, Spring, and Spring Boot
• Optimize end-to-end latency, asynchronous processing, and efficient IO
• Identify and resolve performance bottlenecks through profiling, benchmarking, and load testing
• Integrate complex financial platforms and third-party services, ensuring correctness, data integrity, and operational resilience
• Contribute 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
• Design reliable messaging and integration flows using JPA, JDBC templates, JMS, and event-driven patterns
• Code Quality and Best Practices: Write clean, maintainable, and efficient code while adhering to industry best practices, including code reviews, testing, and CI/CD
• Apply financial-grade engineering principles (auditability, security, controlled change
• Collaboration: Work closely with product managers, designers, and other stakeholders to gather requirements and translate them into technical specifications and deliverables

YOUR PROFILE

• Languages & Platforms: Java (Core Java, Collections, JSON, JDBC), Spring Framework, Spring Boot
• Architecture: Distributed systems, microservices, event-driven design, low-latency systems
• Databases & Messaging: JPA, JDBC, relational databases, JMS
• Operating Systems: Unix/Linux, bash scripting
• Security: OAuth2, API security, IAM concepts
• Good code review practices and pride in code quality.
• Ability to work independently and take ownership of projects
• Willingness to collaborate in a global team with members in Zurich and Singapore
• Previous experience in the financial industry is a plus
• Experience with cloud platforms, preferably Microsoft Azure
• Knowledge of microservices architecture and containerization (e.g., Docker, Kubernetes)
• Familiarity with CI/CD pipelines and DevOps practices
• Exposure to API security, OAuth2, and related standards
• Strong ownership mindset with focus on business impact and reliability
• Analytical problem-solver with a performance- and quality-driven approach
• Team player
• Ability to work in an agile environment