Luxoft Hiring! Full Time Java Developer with Kafka in Hong Kong - Ricebowl

As a Senior Backend Engineer, you will design, build and operate event-driven microservices that power

structured-products negotiations and trading. The solution enables the routing, transformation, enrichment

and exchange of communications between internal and external partners.

We are looking for someone who can:

design, build and test stateless Java services and shared libraries that consume, transform and

produce Kafka messages

ensure reliable and secure operation through robust stream error handling, schema compatibility,

deterministic behavior and production-ready observability

deliver services across multiple environments, contributing to GitLab CI/CD, Kubernetes

deployments and operational support

write high-quality unit and integration tests, review code and promote consistent engineering

standards across a broad application estate

integrate external trading platforms and venues with internal instrument, reference-data and product

services, including FIX connectivity

6 years deep hands-on experience with modern Java, Spring Boot, dependency injection, configuration, Spring

WebFlux, Project Reactor and Spring Security

strong knowledge of Apache Kafka, Kafka Streams, Reactor Kafka, Spring Kafka, Confluent Schema

Registry, Apache Avro and schema evolution

a strong testing mindset using JUnit 5, Mockito, AssertJ, reactor-test, JSON comparison and Kafka test

tooling, including deterministic and parameterized tests

experience with Maven, GitLab CI/CD and Kubernetes-based delivery; familiarity with Node and npm

is beneficial

experience designing stateless microservices

familiarity with Micrometer, Prometheus, Actuator, OpenTelemetry, Log4j2, Splunk integration and

HashiCorp Vault (good to have)

an understanding of structured products, RFQ and quote workflows, order routing, trade lifecycle

events, pricing subscriptions and reporting is beneficial

experience with AI solutions, MCP servers and AI agents is a plus

Strong technical communication skills, a collaborative approach to code reviews, and the ability to thrive within regulated environment

practical experience with Spring Data JPA, JDBC, Oracle and SQLite