We're partnering with a leading financial services organisation currently investing heavily across backend engineering, AI integration, and automation capability.

As part of a broader uplift across enterprise platforms and intelligent workflow systems, they're looking to engage several Senior Java Engineers on initial 12-month contracts.

These roles sit within high-performing engineering teams focused on building scalable, production-grade systems leveraging up-to-date cloud architecture, AI-enabled tooling, and automation frameworks.

Job Description

Senior Java Engineer – AI & Automation Platforms (Contract)

Overview

We're partnering with a leading financial services organisation currently investing heavily across backend engineering, AI integration, and automation capability.

As part of a broader uplift across enterprise platforms and intelligent workflow systems, they're looking to engage several Senior Java Engineers on initial 12-month contracts.

These roles sit within high-performing engineering teams focused on building scalable, production-grade systems leveraging modern cloud architecture, AI-enabled tooling, and automation frameworks.

Day to day activities

- Design and develop scalable backend applications and distributed systems using Java
- Build and integrate APIs, microservices, and cloud-native platform components
- Contribute to AI-enabled workflow and automation initiatives across enterprise environments




- Work closely with engineering, platform, and architecture teams on modernisation programs
- Support integration of LLM/GenAI capabilities into production systems and internal tooling
- Drive engineering best practices across performance, scalability, reliability, and security

Your career so far

- Strong commercial experience across Java engineering and backend system design
- Experience building scalable APIs and microservices architectures
- Exposure to cloud-native environments, ideally GCP
- Strong understanding of distributed systems and enterprise application architecture
- Experience working within complex engineering environments and agile delivery teams

Big bonus points

- Experience working with LLMs/GenAI solutions in production environments
- Exposure to AI-driven automation or workflow orchestration platformsExperience with containerisation, Kubernetes, CI/CD, or DevOps tooling
- Background within financial services, enterprise SaaS, or high-scale platforms

Contract Details

- Initial 12-month contract engagements
- Up to 1150 inclusive of Super
- Multiple positions available
- Sydney-based & Hybrid
- 3 days on site

This is an opportunity to join a large-scale engineering program where AI capability is being embedded into real production systems, platforms, and operational workflows.

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📌 Java Engineer - GCP / AI (City of Sydney)
🏢 The Onset
📍 City of Sydney