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Java API Developer

Kaizen Global Technologies — Australia · Posted ~1 day ago

Senior Full-time Hybrid

Skills

Java 11+/17+ Spring Boot Spring Data Spring Security Kotlin microservices REST APIs gRPC Apache Kafka PostgreSQL SQL Server SQL tuning database migrations unit testing integration testing contract testing CI/CD event-driven architecture trade finance SWIFT messaging Java REST Kafka

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Summary

Join a backend engineering team building scalable financial-services platforms and APIs. You will develop Java or Kotlin microservices, event-driven integrations, secure REST and gRPC APIs, and robust database solutions while contributing to automated testing, CI/CD, and production deployments. Applicants need substantial Australian work rights.

Highlights

Permanent hybrid role with substantial backend engineering responsibility, modern Java and cloud-native architecture, automated testing, CI/CD, and exposure to complex financial systems.

Description

Employment: Permanent Role Experience: 5+ Years Location: Sydney, Australia (Hybrid) Eligibility: Candidates must have full working rights in Australia (Citizen, PR, or Valid Visa holders). Key Responsibilities Develop and maintain scalable backend microservices using Java (Spring Boot) or Kotlin.Design, build, and support RESTful/gRPC APIs and event-driven solutions using Kafka.Implement Trade Finance workflows, SWIFT messaging, and integrate with enterprise applications.Design and optimize PostgreSQL/SQL Server databases, including schema creation, SQL tuning, and database migrations.Develop automated unit, integration, and contract tests, while supporting CI/CD pipelines and production deployments. Required Skills 5+ years of experience in backend development using Java 11+/17+, Spring Boot, Spring Data, and Spring Security.Strong expertise in microservices architecture, REST APIs, and event-driven application development.Hands-on experience with PostgreSQL/SQL Server, Kafka or IBM MQ, Docker, Kubernetes, Git, and CI/CD pipelines.Proficiency with testing frameworks such as JUnit, Mockito, and Testcontainers, along with exposure to AWS or Azure cloud platforms.Experience in Banking, Financial Services, or other enterprise application environments is highly preferred. Please drop you CV hema@kaizenglobaltechnologies.com