Senior Platform Engineer

Westpac New Zealand Ltd; Auckland; On-site; NZD 120,000 - 180,000; Full time

Benefits offered by this job

4 weeks holiday + 5 wellbeing days

Additional leave options up to 4 weeks

Banking benefits

Growth and internal mobility

Recognition program

School holiday subsidy

2 Volunteer days

Job summary

Westpac New Zealand Ltd is seeking a Senior Platform Engineer to support, modernise and improve our critical technology platforms. You’ll work across platform engineering, infrastructure, automation, CI/CD and production support to build reliable, secure and scalable platforms for application teams.

You’ll bring strong Windows and Linux administration, hands-on DevOps with Ansible and Terraform, and a proactive approach to security, monitoring and incident response.

Qualifications

• Strong platform engineering experience across Windows and Linux.
• Hands-on DevOps with CI/CD, automation and engineering practices.
• Experience with Ansible, Terraform, and PowerShell.
• Experience supporting production platforms and incident response.
• Solid troubleshooting and security fundamentals.

Responsibilities

• Build, maintain and support enterprise infrastructure and platform services.
• Develop automation to improve provisioning, deployment and operations.
• Build and support CI/CD pipelines and DevOps tooling.
• Support Windows and Linux-based platforms across environments.
• Troubleshoot platform, infrastructure and application integration issues.
• Work with workload automation and scheduling tools.
• Support production systems, respond to incidents and remediate issues.
• Contribute to platform modernisation, security uplift and continuous improvement.
• Enhance monitoring and observability using relevant tools.

Skills

Windows administration

Linux administration

CI/CD

Automation

DevOps engineering

Ansible

Terraform

PowerShell

Production platforms

Troubleshooting

Security practices

Tools

Ansible

Terraform

PowerShell

VMware

OpenShift

Kubernetes

Job description

Mō te tūranga | About the Role

We’re looking for a Senior Platform Engineer to join our team and help support, modernise and improve Westpac’s critical technology platforms. You’ll work across platform engineering, infrastructure, automation, CI/CD and production support, helping build reliable, secure and scalable platforms that enable our application and engineering teams.

What you’ll be doing

• Build, maintain and support enterprise infrastructure and platform services.


• Develop automation to improve platform provisioning, deployment and operational processes.


• Build and support CI/CD pipelines and DevOps tooling.


• Support Windows and Linux‑based platforms across enterprise environments.


• Troubleshoot platform, infrastructure and application integration issues.


• Work with Control‑M for enterprise workload automation and scheduling.


• Support production systems, respond to incidents, implement changes and remediate vulnerabilities.


• Contribute to platform modernisation, security uplift and continuous improvement.


• Support and enhance monitoring and observability using Dynatrace and Splunk.


• Work closely with application, infrastructure, security and engineering teams to deliver reliable technology solutions.

What will you bring?

You’ll bring strong platform engineering experience, technical ownership and a collaborative mindset, including:

• Strong experience with Windows, Linux and enterprise infrastructure administration.


• Experience with CI/CD, automation and DevOps engineering practices.


• Hands‑on experience with DevOps and with tools such as Ansible, Terraform, PowerShell or similar technologies.


• Experience supporting business‑critical production platforms.


• Strong troubleshooting and problem‑solving skills.


• Good understanding of security, vulnerability management and infrastructure best practices.

Nice to have Experience in any of the following would be beneficial:

• VMware, cloud or container platforms such as OpenShift and Kubernetes.


• Configuration management and infrastructure automation.


• Enterprise monitoring and observability tools.


• Financial services or other regulated environments.

Working at Westpac

In addition to immersing yourself in a supportive team environment, you'll receive some great job perks and benefits including:

• 4 weeks standard holiday + 5 additional days of wellbeing leave to support you to be your best


• Additional purchased leave options up to 4 weeks per year


• Banking benefits, insurance discounts and superannuation scheme


• Growth and development – we provide opportunities for development and promote internal mobility


• Recognition - we recognise and reward our star performers


• School holiday subsidy - help you balance work and family during school holiday


• 2 Volunteer days per year

Our Organisation

At Westpac, we’re working together to build a fairer and stronger New Zealand for our people, customers and communities. For over 160 years we’ve been driven by our purpose to Create Better Futures Together. What makes us unique are the incredible people we’re lucky enough to have walk through our doors every day. We’re a place where you can bring your whole self, your ideas and your ambition, and have the support and opportunities to keep growing. Here, you can do meaningful work, make a difference for our customers and be part of something bigger. Because when we each bring our best and bring it together, there’s no limit to what we can achieve.

Tono mai ināianei!

The people of Aotearoa, New Zealand hail from many cultures and backgrounds. At Westpac New Zealand, we draw on this enormous talent pool to build a team rich in different perspectives, experiences and abilities. We encourage people from all walks of life to apply, including those who are neurodivergent, have chronic health conditions or disabilities. Your attitude and passion are as important to us as your experience, qualifications and capabilities. Mahi tahi tātou, tē katia tātou

Applications close: 22 November 2026

Our culture is rich with stories of how our people like to help, our customers, our community and each other. This is reflected through flexible working arrangements to ensure that our people have a balance in their life with those things that are important to them. Through ensuring that we provide opportunities to everyone regardless of what society throws at them, we are a safe place to work where you are treated equally and appreciated.