Westpac

Mō te tūranga | About the Role

As a Senior Platform Engineer in the Payments Engineering team, you will play a critical role in designing, building, and maintaining resilient, scalable, and secure platforms that power international payments and high-value transaction systems. You will work across virtualised and containerised environments using VMware, Kubernetes, and OpenShift, supporting Java-based applications that integrate via IBM MQ, REST, and SOAP APIs. Your expertise in infrastructure as code (IaC) using CloudBees, Terraform, and Chef, along with observability tools like Dynatrace and Splunk, will be key to ensuring system reliability and performance.

You will lead the delivery of complex platform solutions, mentor engineers, and collaborate across payments engineer to drive innovation and excellence in the payments domain.

Ngā Haepapa Matua | Key Responsibilities

• Lead the design and implementation of platform solutions for international and high-value payment systems.
• Drive delivery of engineering initiatives, ensuring quality through automated testing, performance monitoring, and readiness assessments.
• Collaborate with cross-functional teams to story map epics, estimate work, and manage risk to meet sprint goals.
• Maintain and evolve infrastructure using IaC tools (Terraform, Chef, CloudBees) and Git-based workflows.
• Ensure observability and operational excellence using Dynatrace and Splunk.
• Promote best practices in platform engineering, including container orchestration, messaging integration, and secure API connectivity.
• Mentor and support team members, fostering a culture of continuous learning and collaboration.
• Stay current with industry trends and apply relevant innovations to improve platform capabilities.

Nā tāu rourou | What will you bring?

• Proven experience in platform engineering within complex, high-throughput systems—ideally in payments or financial services.
• Deep knowledge of containerisation and virtualisation technologies (Kubernetes, OpenShift, VMware).
• Strong background in Java-based systems and integration patterns using IBM MQ, REST, and SOAP APIs.
• Proficiency in infrastructure automation and provisioning tools (Terraform, Chef, CloudBees).
• Expertise in observability and monitoring using Dynatrace and Splunk.
• Demonstrated ability to lead delivery, solve complex problems, and influence across teams.
• Excellent communication skills with the ability to explain technical concepts clearly and empathetically.
• A collaborative mindset with a passion for mentoring and enabling others.

Westpac Hei Wāhi Mahi | 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

Ko mātou tēnei | 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. The giant ‘W’ on our building doesn’t just stand for Westpac – it says, double you. We’re a place that values, rewards and recognises individuality. Where you can be your whole self, your true self, and your best self. We’re recognised as a place where talent is developed, where passions are fuelled and where ambitions of all shapes and sizes thrive. And it all starts with you!

Tono mai ināianei! | Apply Now!

Apply today with your CV and Cover Letter.

The people of Aotearoa, New Zealand hail from many cultures and backgrounds. At Westpac New Zealand, we draw on this enormous talent pool to cultivate a team rich in ability and empowered to reach its full potential. Our aim is to be brave challengers, celebrating our differences and relentlessly advocating for our customers. It starts with us – we believe that when we care deeply and do our best for our people, they’ll do their best for our customers. We encourage people from all walks of life to apply, including those who are neurodiverse, have chronic health conditions or disabilities – your attitude and passion are as important to us as your experience, qualifications and capabilities.

Mahi tahi tātou, kaha ake tātou | Together Greater

Applications close:

19 June 2025