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Senior Java API Developer

Kaizen Global Technologies — Australia · Posted ~2 days ago

Senior Full-time Hybrid No Visa

Skills

Java Spring Boot Spring Data Spring Security Microservices REST APIs gRPC Event-driven architecture Kafka PostgreSQL SQL Server Automated testing CI/CD Java 11 Java 17 Kotlin REST IBM MQ

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Summary

Build and maintain scalable backend services for complex financial workflows. You will design microservices and REST/gRPC APIs, develop event-driven integrations, optimize relational databases, implement automated tests, and support CI/CD and production deployments. Candidates need at least five years of backend experience and existing authorization to work in the country.

Highlights

Permanent hybrid role working on scalable financial systems, modern microservices, event-driven architecture, and end-to-end delivery.

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 vanshitha@kaizenglobaltechnologies.com