Senior Kafka Engineer – Contract, Melbourne

Irish Around Oz; City of Melbourne; On-site; AUD 150,000 - 190,000; Full time

Job summary

Irish Around Oz is urgently seeking a Kafka Senior Developer for a 12-month contract in Melbourne. The role focuses on building streaming integrations, data pipelines, and event-driven services using Java/Spring Boot, Kafka on Confluent Cloud, and Flink SQL.

You will own integration code, schema governance, and API connectivity via Kong Gateway, collaborating with cross-functional teams and CI/CD pipelines to deliver robust, scalable solutions for enterprise data flows.

Qualifications

• Proven Java/Spring Boot development experience.
• Strong Kafka experience with producers/consumers.
• Experience in streaming with Flink SQL.
• Hands-on with Schema Registry and topic schemas.
• Experience integrating APIs via Kong Gateway.
• Australian/NZ citizens or PR holders preferred.

Responsibilities

• Develop custom Java/Spring Boot integration code for source systems where connectors are not applicable.
• Build and maintain Kafka producers/consumers, topic integration logic, and event-driven services on Confluent Cloud / NGIP.
• Develop and maintain Flink SQL / stream processing logic for transformation, enrichment, validation, routing, and de-duplication.
• Implement integration with Schema Registry, topic schemas, and message validation controls.
• Support HTTP/API-based integrations through Kong Gateway for NGIP to target application communication.
• Configure and support HTTP Sink delivery patterns, payload mapping, retries, and failure handling.
• Perform unit / component testing for custom code, Flink jobs, and interface logic.
• Support SIT, pipeline testing, defect fixing, replay, and root-cause analysis during test execution
• Support E2E testing with downstream teams and resolve integration issues across connectors, transformations, APIs, and Kafka topics
• Work with GitLab CI/CD pipelines for build, deployment, regression automation, and release support

Skills

Java

Spring Boot

Kafka

Flink

Schema Registry

Confluent Cloud

NGIP

Kong Gateway

RESTful APIs

Tools

Confluent Cloud

NGIP

Kong Gateway

GitLab CI/CD

Schema Registry

Job description

Irish Around Oz is urgently seeking a Kafka Senior Developer for a 12-month contract in Melbourne. The role focuses on building streaming integrations, data pipelines, and event-driven services using Java/Spring Boot, Kafka on Confluent Cloud, and Flink SQL.

You will own integration code, schema governance, and API connectivity via Kong Gateway, collaborating with cross-functional teams and CI/CD pipelines to deliver robust, scalable solutions for enterprise data flows.