Senior Java Backend Engineer — Kafka Microservices

Luxoft; Hong Kong; Remote; HKD 900,000 - 1,300,000; Full time

Job summary

Luxoft is seeking a Senior Backend Engineer to design, build and operate event-driven microservices powering structured-products negotiations and trading. You will create stateless Java services, transform and route Kafka messages, and ensure robust production observability.

Join a cross-asset, APAC/AMER/EMEA-aligned team, collaborating with product and support to deliver secure, scalable connectivity for distributors and venues. Experience with Java, Spring, Kafka, and Kubernetes is required.

Qualifications

• 6 years deep hands-on experience with modern Java, Spring Boot and reactive stack.
• Strong testing mindset with JUnit 5, Mockito and reactor-test.
• Experience with Kafka, Kafka Streams, Confluent Schema Registry and Avro.
• Familiarity with Maven, GitLab CI/CD and Kubernetes delivery pipelines.

Responsibilities

• Design, build and operate event-driven microservices powering structured-products negotiations and trading.
• Develop stateless Java services and libraries consuming and transforming Kafka messages.
• Ensure robust operation with error handling, schema evolution and observability.
• Deliver services across environments, contributing to CI/CD, Kubernetes deployments and support.
• Write unit/integration tests and review code to uphold engineering standards.

Skills

Java

Spring Boot

Spring WebFlux

Project Reactor

Spring Security

Kafka

Kafka Streams

JUnit 5

Mockito

OpenTelemetry

Tools

Maven

GitLab CI/CD

Kubernetes

Node

npm

Confluent Schema Registry

Avro

Job description

Luxoft is seeking a Senior Backend Engineer to design, build and operate event-driven microservices powering structured-products negotiations and trading. You will create stateless Java services, transform and route Kafka messages, and ensure robust production observability.

Join a cross-asset, APAC/AMER/EMEA-aligned team, collaborating with product and support to deliver secure, scalable connectivity for distributors and venues. Experience with Java, Spring, Kafka, and Kubernetes is required.