Senior Manager Treasury Finance

• Competitive salary + 10% superannuation + a suite of leading employee benefits

• Hybrid role + centrally located offices in Britomart + WFH options available

• Develop your career with Westpac!

A pivotal leadership role in our Treasury Finance team, delivering critical support functions and driving operational excellence across financial and product control, hedge accounting, and securitisation.

Mō te tūranga | About the Role

Reporting to the Head of Treasury Finance, as Senior Manager Treasury Finance you will lead a team of seven highly skilled professionals, ensuring robust financial and product controls across traded and non-traded risk portfolios. You’ll be the subject matter expert for Financial Control, Product Control, Hedge Accounting under IFRS 9, and Securitisation Services.

This role is central to embedding best-in-class practices, driving continuous improvement, and strengthening governance across Treasury Finance. You’ll collaborate with Treasury, Market Risk, Finance, Enterprise Technology Services, and Group colleagues, as well as engage with regulators when required.

Key responsibilities include:

• Lead and enhance daily P&L reporting, automate Treasury disclosures, and deliver insights that inform strategic decisions and benchmark against industry best practice.

• Establish and maintain a governance framework for accurate, timely reporting that meets regulatory requirements and supports risk management.

• Drive improvements in reporting design, reconciliations, and analytical review, ensuring compliance with data protection and audit standards.

• Maintain and document current and future-state structures, conduct gap analyses, and provide impact assessments for Treasury Finance.

• Support planning and forecasting for funding, liquidity, and ALM activities, applying advanced financial modelling and valuation skills.

• Inspire and develop a high-performing team, championing change management and cultural alignment with Westpac’s values.

• Lead with risk awareness, operational excellence, and collaboration across the business.

Nā tāu rourou | What will you bring?

• Bachelor’s degree in Finance, Commerce, or Accounting; CA, CPA, or CFA qualification preferred.

• 10+ years’ relevant experience in a similar level role.

• Proven ability in financial analysis, reporting, and modelling, with advanced Excel and analytical tool proficiency.

• Deep understanding of Treasury Finance Accounting principles, including hedging instruments under IFRS 9 and Treasury/Financial Markets products.

• Strong grasp of macroeconomic drivers and their impact on banking performance.

• Experience with liquidity regulations (BS13, APS210) and risk measurement techniques (VaR, stress testing) advantageous.

• Skilled in scenario analysis and sensitivity modelling.

• Ability to clearly articulate complex issues to senior stakeholders under time-sensitive conditions.

• Analytical excellence, relationship building, self-leadership, and a results-driven mindset.

Westpac Hei Wāhi Mahi | Working at Westpac

Immerse yourself in a supportive team environment and enjoy some of the best banking and lifestyle benefits in the market, 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

• Career growth – we promote internal capability and recognise star performers

• Generous parental leave – and top up government paid parental leave

• School holiday subsidy – helping you balance work and family during school holidays

• 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

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