Back to SearchSenior Software Engineer (Java)
Office in Hong Kong S.A.R: Hong Kong
Java& 5 others
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We are seeking a Senior Java Backend Engineer (Kafka, Microservices) to design, build and run event-driven services that support structured-products negotiation and trading connectivity. You will develop stateless Java microservices, harden streaming reliability and observability and deliver through GitLab CI/CD and Kubernetes. You will collaborate globally across product, platform and support teams.
Responsibilities
- Design, build and test stateless Java microservices and shared libraries for Kafka-based messaging
- Implement routing, transformation and enrichment of messages between internal systems and external partners
- Strengthen reliability through robust error handling, schema compatibility and deterministic processing
- Build production-ready observability using metrics, logs and tracing to support fast incident triage
- Deliver services across environments via GitLab CI/CD and Kubernetes, supporting releases and operations
- Write high-quality unit and integration tests, participate in code reviews and raise engineering standards
- Integrate external trading platforms and venues with internal reference data, product and instrument services
- Support FIX connectivity where required for venue and platform integration
Requirements
- Deep hands-on experience with Java and Spring Boot including dependency injection, configuration and Spring Security
- Strong knowledge of Apache Kafka including Kafka Streams and Kafka tooling such as Confluent Schema Registry and Apache Avro
- Experience with reactive programming using Spring WebFlux and Project Reactor
- Strong testing mindset using JUnit five, Mockito and integration testing patterns for event-driven services
- Experience delivering to Kubernetes with GitLab continuous integration and continuous delivery pipelines
- Experience designing stateless microservices with clear API and event contracts
- Clear communication and confidence working in regulated environments and cross-region teams
Nice to have
- Observability a nd security tooling experience with Micrometer, Prometheus, OpenTelemetry, Splunk or HashiCorp Vault
- Domain knowledge of structured products, request for quote (RFQ), order routing and trade lifecycle events
- Database experience with Spring Data JPA, Java Database Connectivity (JDBC), Oracle or SQLite