Java Backend Engineer (f/m/d)

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.

role, you will contribute to the development, enhancement, and maintenance of a

business-critical enterprise platform built on Java/Jakarta EE technologies.

You will work closely with Technical Leads, Product Owners, QA engineers, and other development teams to deliver high-quality software solutions across both backend and frontend domains. The ideal candidate is passionate about software

engineering, enjoys solving complex problems, and is comfortable working across

the full technology stack.

YOUR CHALLENGE

• Develop and maintain backend applications using Java 21, Jakarta EE, JPA/Hibernate, and Maven.
• Design and implement REST APIs and integrate with internal and external systems.
• Contribute to enterprise integrations using SOAP, JMS, and messaging technologies.
• Collaborate with Product Owners, Business Analysts, and Architects to understand requirements and deliver technical solutions.
• Develop database-related functionality using Oracle, including data modelling and query optimization.
• Write clean, maintainable, and testable code following established engineering standards and best practices.
• Create and maintain automated tests, including unit and integration tests.
• Troubleshoot and resolve application defects, performance issues, and production incidents.
• Contribute to application monitoring, observability, and continuous improvement initiatives.
• Support deployment, testing, and release activities across development and test environments.

YOUR PROFILE

Must-Have Skills

• Strong hands-on experience with Java development and object-oriented programming principles.
• Experience with Java/Jakarta EE, JPA/Hibernate, and Maven-based applications.
• Experience building and consuming RESTful APIs.
• Working knowledge of Oracle databases, SQL, and data persistence concepts.
• Understanding of software design principles, design patterns, and clean coding practices.
• Experience with automated testing using frameworks such as JUnit and Mockito.
• Familiarity with source control systems and collaborative development workflows.
• Strong problem-solving skills and ability to analyze complex technical issues.
• Ability to work effectively within Agile development teams.
• Good communication skills and a collaborative mindset.
• Ability to work across both backend and frontend domains in a full-stack capacity.

Nice-to-Have Skills

• Experience with JBoss EAP, WildFly, or other enterprise Java application servers.
• Familiarity with OpenAPI Generator, REST API design, and contract-first development.
• Experience working with SOAP/JAX-WS, Apache CXF, or enterprise integration technologies.
• Exposure to messaging platforms and JMS-based solutions.
• Experience with Splunk, OpenTelemetry, or application monitoring solutions.
• Familiarity with integration testing frameworks such as Kotest or Ktor.
• Exposure to Docker-based local development environments.

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