Julius Baer
Jobs
Senior Java Engineer - Cloud-Native Backend Development 100% (f/m/d) - (Contract through our external payroll partner with immediate start for 12 months with possible extension)
Senior Java Engineer - Cloud-Native Backend Development 100% (f/m/d) - (Contract through our external payroll partner with immediate start for 12 months with possible extension)
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The Role
Lead the design and development of a cloud-native Java backend modernizing a large legacy application. Build high-throughput, low-latency microservices using Spring, cloud platforms, messaging, observability, security, caching, REST, and gRPC. Refactor monolithic systems, optimize performance, apply AI-assisted development practices, and collaborate across agile teams while mentoring engineers and supporting Markets or Trading business capabilities.
Summary Generated by Built In
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 a highly skilled Senior Java Engineer to lead the designand development of a critical cloud-native backend system as part of a
strategic initiative to modernise a large-scale legacy application.YOUR CHALLENGE
- Lead a complete re-architecture using modern Java technologies, primarily Spring Boot
- Build scalable, resilient services from the ground up
- Develop and operate high-throughput, distributed systems in a cloud environment
- Leverage cutting-edge practices, including AI-assisted development tools, to accelerate delivery without compromising quality
- Apply deep expertise in enterprise-grade Java backends, cloud platforms, and performance optimisation
- Act as a technical leader in complex transformation programmes
- 8+ years of experience in server-side Java development, ideally within financial or other regulated, high-performance domains
- Deep proficiency in Java 21+ and the Spring ecosystem (Spring Boot, Spring Data, Spring Security, Spring Cloud)
- Expertise in designing high-throughput, low-latency systems using asynchronous processing, message brokers (Kafka, RabbitMQ), and caching (Redis, Caffeine)
- Experience with workflow and BPMN frameworks (Flowable, Camunda) or streaming/analytics platforms (TIBCO StreamBase, Spotfire)
- Hands-on experience building, operating, and refactoring cloud-native microservices on AWS, Azure, or GCP, including migrating monolithic systems
- Proficiency with containers (Docker), orchestration (Kubernetes), service mesh, and cloud storage and services
- Experience designing and consuming RESTful APIs and gRPC services, including protocol buffers, streaming, and polyglot integration
- Expertise in securing APIs and services using OAuth2, JWT, TLS, and identity providers
- Proficiency in application observability using Micrometer and OpenTelemetry for metrics, distributed tracing, and contextual logging
- Practical exposure to AI-assisted development workflows and integrating generative AI tools into IDEs and code reviews
- Experience working within the Markets and/or Trading business domain would be preferred
- Strong problem-solving mindset with the ability to articulate technical trade-offs to peers and stakeholders
- Proactive collaborator in agile, cross-functional teams, experienced in mentoring junior engineers
- Business-fluent English (C1/2)
We are looking forward to receiving your full job application through our online application tool. Further interesting job opportunities can be found on our Career site.
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Skills Required
- Minimum 8 years of experience developing server-side Java applications
- Proficiency in Java 21 or later
- Proficiency with Spring Boot, Spring Data, Spring Security, and Spring Cloud
- Experience with workflow framework languages or platforms such as TIBCO StreamBase, Spotfire, Flowable, or Camunda with BPMN
- Experience designing high-throughput, low-latency systems with asynchronous processing and message brokers such as Kafka or RabbitMQ
- Hands-on experience building and operating cloud-native microservices on AWS, Azure, or GCP
- Experience with Docker, Kubernetes, service mesh, and cloud storage or services
- Experience with application observability using Micrometer and OpenTelemetry
- Experience refactoring or migrating monolithic systems to microservice architectures
- Practical exposure to AI-assisted development workflows and generative AI tools in IDEs or code reviews
- Experience working within Markets or Trading business domains
- Experience securing APIs and services using OAuth2, JWT, TLS, and identity providers
- Experience with Redis or Caffeine caching
- Experience designing and consuming RESTful APIs and gRPC services, including Protocol Buffers and bidirectional streaming
- Strong problem-solving and systems analysis skills
- Excellent communication skills with technical and nontechnical stakeholders
- Experience collaborating in agile, cross-functional teams and mentoring junior engineers
- Commitment to delivering robust, well-tested software on schedule
- Business-fluent English at C1/C2 level
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The Company
What We Do
The Julius Baer Group is present in over 60 locations worldwide, including Zurich (Head Office), Bangkok, Dubai, Dublin, Frankfurt, Geneva, Hong Kong, London, Luxembourg, Madrid, Mexico City, Milan, Monaco, Mumbai, Santiago de Chile, São Paulo, Shanghai, Singapore, Tel Aviv, and Tokyo. Social media terms of use: https://www.juliusbaer.com/en/legal/social-media/
