Mō te tūranga | About the Role
As the Modelling Manager, you will provide technical and people leadership to the core Analytics and Modelling function, shaping Westpac’s approach to risk measurement. You’ll oversee the development, implementation, and maintenance of capital, provisioning, and operational models, ensuring compliance with Basel, BPR, APS/APG, and IFRS standards.

You will be instrumental in ensuring that quantitative models—scorecards, PD, LGD, and EAD—are robust, accurate, and timely, meeting internal and regulatory standards. Beyond model development, you’ll build and enhance Westpac’s risk analytics capabilities, foster collaboration across business units, and drive a culture of excellence, integrity, and innovation.

Key Responsibilities:

Lead the development, implementation, and ongoing refinement of risk models, ensuring compliance with Basel, BPR, APS/APG, and IFRS standards.
Build and nurture a high-performing team of quantitative modellers, fostering technical excellence, strong collaboration and high quality deliveries across Westpac’s risk teams.
Lead the development and maintenance of capital, provisioning, and operational models applying best practice and industry-leading quantitative methodologies to support robust risk measurement.
Uphold high-quality standards in modelling, governance, and control ensuring rigour and transparency throughout the model lifecycle
Strengthen strategic alignment by fostering close partnerships with Westpac Group’s Risk Analytics teams.
Oversee and coordinate credit risk-related deliverables, ensuring accurate and timely regulatory and business reporting.
Establish best-practice technical writing and presentation of quantitative models and risk for key stakeholders.
Drive cross-functional collaboration between data, reporting, and business functions, to unlock synergies and enhance organisational outcomes.
Oversee credit risk-related outputs, ensuring regulatory and business reporting is accurate, timely, and aligned with broader organisational goals.
Ensure risk policies and governance are upheld, proactively influencing business decisions while maintaining strong regulatory compliance.
Represent Westpac in industry forums, staying at the forefront of innovations in banking, analytics, and risk management practices.

Nā tāu rourou | What will you bring?

Minimum 7+ years’ experience in Risk or a related business discipline.
Deep knowledge of regulatory frameworks such as Basel, BPR, APS/APG, IFRS, and quantitative risk modelling.
Tertiary qualifications in Statistics, Mathematics or related field with extensive experience in applied analytics.
Strong quantitative analysis skills with expertise in SAS, SQL, R, Python, or other relevant programming languages.
Excellent technical report writing, review and presentation skills underpinned by a keen attention to detail.
Proven ability to influence senior management and build effective stakeholder relationships through effective management of complex engagements.
Skilled in balancing competing priorities and navigating organisational and political landscapes with discretion and sensitivity.
Proven leadership experience, including coaching, mentoring, and team development.
Risk-based professional qualification preferred.

Westpac Hei Wāhi Mahi | Working at Westpac
Immersing yourself in a supportive team environment, and receive some of the best banking, and lifestyle benefits in the market along with:

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
Career growth – we promote internal capability; we have programmes that recognise star performers
Generous parental leave – and top up government paid parental leave
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:
26 April 2025

Modelling Manager

Westpac New Zealand

Modelling Manager

Westpac New Zealand

Auckland

Westpac New Zealand

Modelling Manager

Location

Job Description

Desired Soft Skills

Benefits and Perks

Job Schedule

Company Video

Modelling Manager

Westpac New Zealand

Modelling Manager

Westpac New Zealand

Auckland

Westpac New Zealand

Modelling Manager

Location

Job Description

Desired Soft Skills

Benefits and Perks

Job Schedule

Company Video

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