Job Description
Great Southern Bank has built a digital-first business banking proposition designed for Australian businesses that value simplicity, speed and convenience.
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We're moving from foundation-building into a growth and scale phase, with a clear ambition to become a leading challenger in Business Banking. To achieve that, we need to continuously improve how businesses discover, join and start banking with us.
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We're looking for a Manager, Growth Activation to own one of the most important growth levers in the business: converting customer intent into funded, active and engaged business banking relationships.
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This role sits within the Growth team and is responsible for the mechanics of turning demand into customers.
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You will own what happens after a prospective customer raises their hand by optimising registration, onboarding, account opening, product application and activation journeys to maximise conversion and customer value.
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This is a highly cross-functional role, working across Growth, Product, Digital, Operations, Data and Technology to build a scalable acquisition engine capable of supporting ambitious growth targets.
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What you'll do
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Own acquisition and activation performance
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Drive the performance of the customer acquisition funnel from registration through to funded account and active customer status.
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Improve conversion rates across onboarding, account opening and product application journeys.
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Reduce customer drop-off and friction throughout acquisition and activation processes.
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Own acquisition funnel metrics and performance reporting, identifying conversion leakage and driving remediation actions.
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Lead experimentation and optimisation
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Design and execute experiments to improve conversion and activation outcomes.
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Use customer,



behavioural and funnel data to identify growth opportunities and prioritise improvements.
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Build a culture of rapid testing, learning and continuous improvement across acquisition journeys.
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Continuously optimise customer workflows based on data and customer feedback.
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Partner across the business
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Work closely with Product, Digital and Technology teams to improve customer journeys and remove friction.
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Partner with Marketing and Growth teams to support acquisition initiatives and improve conversion performance.
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Collaborate with Operations teams to identify process improvements and eliminate customer pain points.
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Support the successful activation of customers acquired through direct, referral, partnership and embedded finance channels.
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Improve acquisition quality
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Help improve the mix of customers entering the portfolio by identifying behavioural patterns and conversion drivers.
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Develop insights into customer segments, acquisition sources and activation outcomes.
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Build visibility of conversion leakage and customer activation performance.
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Contribute to the continuous improvement of acquisition economics and customer quality.
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What you'll bring
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Experience scaling digital acquisition, activation, onboarding or product growth within fintech, digital banking, SaaS, marketplace or technology businesses.
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Strong analytical capability and confidence working with data to identify opportunities and measure outcomes.
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Demonstrated success improving digital conversion or activation performance.
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Experience using digital analytics and customer insight platforms such as GA4, Adobe Analytics, Mixpanel, Amplitude or similar.
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Ability to translate customer behaviour and operational insights into measurable business outcomes.
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Strong stakeholder management skills and the ability to influence across multiple teams.
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Comfortable working in fast-moving environments with evolving priorities and ambiguity.
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High ownership mindset with a robust bias towards action and execution.
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Experience in fintech, SaaS, marketplaces, digital platforms or digital banking environments will be highly regarded.
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What success looks like
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Success in this role will be measured by improvements in:
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Sign‐up to funded account conversion.
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Customer activation and engagement.
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Time‐to‐first deposit and time‐to‐first transaction.
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Acquisition funnel efficiency and reduction in cost of acquisition.
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Customer onboarding experience.
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Acquisition quality and customer value mix.
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Why join Business Banking and Great Southern Bank?
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We are entering an exciting phase of growth.
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The foundations have been built. The next challenge is scaling intelligently, improving customer quality and creating a growth engine capable of supporting long‐term success.
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You'll have the opportunity to shape how customers join and activate, influence key growth outcomes and help scale one of Australia's leading digital business banking propositions.
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If you're energised by growth, experimentation and solving complex customer problems at scale, we'd love to hear from you.
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📌 Manager Growth Activation (Queensland)
🏢 Great Southern Bank (Formerly CUA)
📍 Queensland