Senior Java Developer (Distributed Financial Systems) 100% (f/m/d) (Contract through our external payroll partner with immediate start for 12 months, possible extension)

Bank Julius Bär & Co. Ltd.; Zürich; Vor Ort; CHF 150.000 - 200.000; Vollzeit

Zusammenfassung

Julius Baer seeks a senior backend and distributed systems engineer to design, build, and operate mission-critical financial services in a high-availability environment. You will own scalable Java backends, microservices, and event-driven architectures in a low-latency, production-focused setting.

Based in Zurich with a global team, you will optimize performance, apply advanced distributed systems concepts, and collaborate with product and operations to deliver secure, robust platforms for

Qualifikationen

• Proven experience in Java-based backend architectures and Spring ecosystem.
• Strong background in distributed systems, microservices, and fault-tolerant design.
• Experience with low-latency, high-availability services in production.
• Familiarity with cloud platforms (Azure preferred) and container orchestration (Kubernetes).
• Knowledge of security concepts (OAuth2, IAM) and API security.
• Experience with CI/CD pipelines and DevOps practices.
• Previous work in financial services is a plus.

Aufgaben

• Design and evolve robust distributed systems balancing scalability, latency, consistency, and fault tolerance.
• Apply distributed systems principles to 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 IO efficiency.
• Identify performance bottlenecks via profiling, benchmarking, and load testing.
• Integrate financial platforms and third-party services with data integrity and resilience.
• Contribute to channel expansion powering client-facing wealth and investment features.

Kenntnisse

Java

Spring Framework

Distributed systems

Microservices

Event-driven design

Low-latency

Unix/Linux

OAuth2/API security

IAM concepts

Azure cloud

Docker

Kubernetes

CI/CD

DevOps

Tools

Docker

Kubernetes

Azure

JPA/JDBC

JMS

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
• Strong code review practices and pride in code quality
• Experience with cloud platforms, preferably Microsoft Azure
• Knowledge of microservices architecture and containerisation (e.g., Docker, Kubernetes)
• Familiarity with CI/CD pipelines and DevOps practices
• Previous experience in the financial industry is a plus
• Willingness to collaborate in a global team with members in Zurich and Singapore
• Strong ownership mindset with focus on business impact and reliability
• Analytical problem‑solver with a performance‑and quality‑driven approach
• Team player with the ability to work in an agile environment

Why join Julius Baer?

The international reference in wealth management Julius Baer is the leading Swiss wealth management group. We focus on servicing and advising sophisticated private clients from around the world, taking into account what truly matters to them – in their business and personal life, today and for future generations. Headquartered in Zurich, we are present in around 60 locations worldwide, including Bangkok, Dubai, Dublin, Frankfurt, Geneva, Hong Kong, London, Luxembourg, Madrid, Mexico City, Milan, Monaco, Mumbai, Santiago de Chile, Shanghai, Singapore, Tel Aviv, and Tokyo.

Why join Julius Baer? At Julius Baer our employees enjoy the benefits of a global company with the support and collegiality of a much smaller one. We are growing quickly, but we remain dedicated to maintaining our accessible structure with flat hierarchies, and approachable and supportive leaders. With offices around the world, we offer an international and stimulating work environment and the opportunity to work with a diverse team of highly motivated colleagues, bringing the best of the bank to our clients.

Our core values of Care, Passion, and Excellence define the tone of how we interact with each other and our partners. Committed to your success Whether nurturing young talent with our renowned apprentice scheme, enabling ambitious university graduates to put theory into practice with our Graduate Programme, or providing first‑class opportunities for experienced professionals, we look after our employees.

We believe in continuous learning as a company and as individuals, which is why we put a focus on the health and well-being of our employees and offer flexible working options, a wide array of benefits, and extensive career development programmes.