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Senior Software Engineer - Backend Contractor

Westpac on Takutai Square, NZ💼 Contract🗓 2026-09-24 → 2026-09-25

Core

Design, develop, test, and maintain scalable backend applications and integration solutions, replacing a critical legacy system with a modern tech stack.

Role type

Senior Backend Developer (Contractor)

Builds

Scalable backend applications and integration solutions for Cards and Consumer Finance

Domain

Banking / Consumer Finance / Backend Systems

Deliverable

production ML models | product features

Required skills

Java, Spring Boot, Kafka, IBM MQ, CI/CD pipelines, containerization, database schema design, automated testing

Preferred skills

AI for design and development, systems thinking

Technologies

Java, Spring Boot, Kafka, IBM MQ

Responsibilities

Design, develop, test, and maintain applications and integration solutions; Troubleshoot and resolve technical issues to ensure system stability; Implement changes aligned with design specifications and evolving business needs; Analyse recurring issues and lead continuous improvement initiatives; Maintain and refine support procedures to ensure resilience and minimise downtime; Contribute to release and deployment processes, ensuring accurate documentation and compliance; Implement automated testing and ensure high-quality code through code reviews and continuous integration practices.

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