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Fintech app development: a guide for Australian businesses

Fintech app development sits where great user experience meets strict security and regulation. Customers expect payments and money tools to be instant and simple, while regulators expect you to protect them. Here's how to plan a finance app that earns trust.

Fintech app showing a payment screen on a smartphone

Quick answer

A fintech app delivers financial services digitally, such as payments, lending, investing or budgeting. In Australia, the build must consider ASIC licensing, AUSTRAC obligations, the Privacy Act, PCI DSS and the Consumer Data Right from the start.

Key takeaways

  • Security and compliance shape the whole product, so involve specialists from the start.
  • Australian rules can include ASIC licensing, AUSTRAC AML/CTF obligations, PCI DSS and the Consumer Data Right.
  • Fast onboarding with digital identity checks makes or breaks conversion.
  • Clear design builds trust: people need to understand exactly what's happening with their money.

Which features do finance apps need?

  • Secure sign-in with biometrics and multi-factor authentication.
  • Digital identity checks (KYC) that take minutes.
  • Payments: cards, PayID, transfers and wallets.
  • Real-time notifications and clear dashboards.
  • In-app help with an easy route to a real person.

Which rules may apply?

Regulator or ruleCovers
ASICFinancial services or credit licences
AUSTRACAnti-money laundering and customer identification
Privacy ActPersonal and financial data
PCI DSSCard data handling
Consumer Data RightOpen banking data sharing

This is general information, so get legal advice before building.

What are the security non-negotiables?

  • Encrypt data in transit and at rest.
  • Protect APIs with strong authentication and rate limiting.
  • Monitor for fraud in real time.
  • Run penetration tests before launch and regularly after.

Should you build, buy or partner?

Many fintechs partner for regulated pieces, such as card processing, identity checks and bank data, and build the customer experience themselves.

This often speeds up development and reduces compliance load.

What pitfalls should you avoid?

  • Designing first and checking regulation later.
  • Long, painful onboarding.
  • Hidden fees or unclear wording.
  • Weak support paths.
  • Underestimating fraud.

Our fintech app development team can help you plan the build.

How do you design for trust?

People will not use a finance app they do not trust. Be clear about fees, show confirmation screens before money moves and use plain language for errors.

Bottom line

Security, compliance and trust shape every part of a finance app. Bring specialists in early and make onboarding and design clear and simple.

Published by Kedra Digi

Kedra Digi is an Australian digital agency covering development, design, digital marketing and HR. This guide draws on work with real client projects.

Frequently asked questions

Do we need a financial services licence?
It depends on what the app does. Many products need an AFS or credit licence, or a partnership with a licensed provider. Get legal advice early.
What is KYC?
Know Your Customer is the process of verifying a customer's identity, often required under AML/CTF rules. Digital KYC providers can do this in minutes.
How do we keep a finance app secure?
Encrypt data, use strong authentication, rely on compliant providers for card data, monitor for fraud and run regular penetration tests.

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