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Mō te tūranga | About the role
We’re seeking a visionary Principal Software Engineer to lead the evolution of our enterprise-wide strategic platform. This is a senior technical and leadership role, responsible for shaping architecture, driving engineering excellence, and ensuring robust security across Microsoft Power Platform, Dynamics 365 (D365), and Azure with experience in delivery AI Projects.
You’ll set the technical direction for scalable, resilient, and secure systems, foster collaboration across Agile squads, and mentor engineering talent. As a Principal, you’ll connect management with contributors, challenge the status quo, and champion continuous improvement and innovation.
Ōu Pūkenga | About you
Proven leadership of high-performing engineering teams, with a focus on clarity, purpose, and growth mindset.
Strategic architectural vision: Define and implement enterprise architecture, ensuring consistency, scalability, and alignment with business goals.
Ownership of the full development lifecycle: From planning to delivery, with emphasis on performance, reliability, and operational suitability.
Advanced team management: Mentor and coach engineers, foster transparency, and build strong relationships across squads, business teams, and technical leads.
Collaboration: Work seamlessly with design, QA, product, and engineering leadership, and facilitate cross-team commitments.
Technical excellence: Passion for clean, maintainable, and well-tested code; drive code quality through rigorous reviews and automation frameworks.
Continuous improvement: Champion modernization, DevOps, and professional development; encourage innovative practices and upskilling.
Troubleshooting and root-cause analysis: Lead diagnosis of complex production issues and drive effective resolution.
Documentation and communication: Create and maintain comprehensive technical documentation; communicate effectively with stakeholders.
Understanding of security: High level understanding of secure software design, compliance, and best practices for protecting data and systems.
Me aha ahau kia angitu? | What do I need to be successful?
12+ years of software engineering experience, with a strong focus on enterprise applications and architecture.
Expertise in Power Platform and Dynamics 365 (D365): Model-driven apps, plugin development, PCF, and integration practices.
Deep knowledge of Azure PaaS components (Logic Apps, Functions), cloud security, and CI/CD pipelines.
Proficiency in C#, JavaScript/TypeScript, Git, Visual Studio, VS Code, and Azure DevOps.
Experience with AI tools: AI Foundry, Azure Document Intelligence, Power Platform AI Builder.
Bonus: Experience with React, TypeScript, VueJS, and modern front-end frameworks.
Demonstrated ability to lead solution design, technical delivery, and drive engineering best practices.
Strong understanding of software management, upgrade pathways, and compliance requirements.
You’ll also be confident in:
Leading solution design and technical delivery
Contributing to Architectural patterns
Driving code quality and engineering best practices
Troubleshooting and resolving complex production issues
Creating and maintaining clear, comprehensive documentation
We welcome interest from qualified overseas candidates. Please note, however, that applicants who already hold the right to work in New Zealand will be given priority during the assessment process.
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:
7 March 2026