Senior Back-end Java Developer (Spring Boot, Microservices)

We are seeking aSenior Java Developer (Spring Boot, Microservices)in Singapore. You will build and support Java 21 microservices for banking platforms, shaping API design, resilience and secure coding. Join a cross-functional Agile team where quality gates and automation are part of how you ship.

Responsibilities

• Design and build Java 21 microservices using Spring Boot
• Deliver REST APIs and integrations with internal and external systems
• Drive service and API design, data modeling and technical decisions
• Implement resilience patterns, validation, security and transaction handling
• Build persistence layers using Spring Data JPA and Hibernate
• Create unit and integration tests and improve test coverage
• Improve code quality using automated checks and peer reviews
• Partner with DevOps to deploy and support services on OpenShift

Requirements

• Java 21 expertise including recent long-term support versions (Java twenty-one on this project)
• Spring Boot capability across the Spring Framework ecosystem
• Microservices architecture knowledge including distributed systems fundamentals
• REST API development experience including integration design
• Spring Data and Spring Data JPA skill sets for persistence
• Hibernate or equivalent Object-Relational Mapping (ORM) experience
• SQL proficiency with a relational database such as Oracle, MySQL, MariaDB or PostgreSQL
• Containers exposure with OpenShift or Kubernetes plus Git and build tooling (Maven or Gradle)

Nice to have

• Spring Cloud, Apache Kafka or RabbitMQ
• Observability tools such as OpenSearch, Elastic Stack, Grafana or AppDynamics
• Banking or financial services domain exposure