Senior Engineer - FLUX

Netwealth isn't just a company. We're shaping the future of wealth in Australia. Our award-winning platform and NextGen technology empower advisers and investors to achieve more, and we're proud to be recognised as one of Australia's most innovative FinTech businesses.

Since 1999, we've grown rapidly by challenging the status quo. We move fast, think big, and stay agile. Free from unnecessary bureaucracy so we can deliver smarter solutions for our clients and create real impact.

But what truly sets us apart? Our people. We're a team of curious, optimistic and courageous individuals who collaborate to make life better for more Australians. We value authenticity, and agility, and we believe in creating an environment where you can do your best work, grow your career, and feel part of something meaningful.

If you're looking for a place where your ideas matter, where innovation is celebrated, and where you can help shape a brighter financial future, join us at Netwealth.

Permanent, full-time. Melbourne, hybrid with 2 days a week in the office.

Flux is on a mission to ignite financial confidence across Australia. We help young Australians learn about money, credit and business through an app that makes complex topics accessible and fun.

Flux is part of Netwealth Group (ASX: NWL). We work as a small startup team with the backing of an ASX-listed wealth platform.

We're looking for a Senior Software Engineer to join our core team. You'll lead major technical initiatives from design through to production and help lift engineering practices across the team.

Over the next year, our focus is on:

• Growing engagement and retention through a better learning experience, progress tracking across video and article content, and lifecycle journeys and push notifications.

• Defining an API contract with Netwealth and building account linking and data sync between the two platforms, starting with a pilot.

• Laying the identity, data and security foundations for future financial products.

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  Lead the architecture, design and delivery of major features and platform capabilities.

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  Build features across our React, TypeScript and Ionic hybrid app, TypeScript services and APIs, and Firestore data models.

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  Design and build integrations with partner systems, including API contracts, authentication, identity linking and data sync. You'll work directly with Netwealth's engineering teams.

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  Instrument features in Mixpanel and use engagement and retention data, such as monthly active users and cohort retention, to guide product decisions.

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  Build the events and data that power lifecycle journeys and push notifications in Iterable.

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  Maintain high standards for automated testing, CI/CD, monitoring and security.

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  Break work into well-scoped pieces, write clear technical documentation and decision records, and raise risks and blockers early.

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  Use AI coding tools to speed up delivery and help the team adopt them.

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  Mentor other engineers through code review and pairing.

• Front end: React, TypeScript, Ionic

• Back end: TypeScript

• Data: Firebase Firestore (NoSQL)

• Product and messaging: Mixpanel, Iterable

• Tooling: Sentry, Figma, Notion, Claude Code [confirm]

• Strong professional software engineering experience, including time in a senior or lead role at a startup or high-growth company.

• Deep TypeScript expertise across front end and back end, and strong React experience.

• Experience designing and shipping APIs and integrations with third-party or partner systems, such as authentication, identity linking or data synchronisation.

• Strong data modelling experience with NoSQL databases, ideally Firestore.

• Solid testing and CI/CD practice, and good judgement about when to favour speed or reliability.

• Experience instrumenting product analytics and using data to make product decisions.

• Technical leadership experience, including owning complex projects and working across product, design and partner teams.

• Clear, proactive communication. You scope work realistically, flag risks early and keep people informed.

• Regular, effective use of AI tools in your engineering work.

• Experience in financial services, fintech or another regulated industry.

• Experience shipping hybrid mobile apps and managing app store releases.

• Experience with lifecycle messaging platforms such as Iterable, or push notification infrastructure.

• Experience building learning or content platforms.

At Netwealth, we believe a fulfilling career is built on growth, balance, and belonging. Our people are our greatest strength, and we’re committed to supporting you at every stage of life because when you thrive, so do we.

We're proud to be recognised as one of Australia's top 5 companies for Career Development (endorsed by WORK180). From further education and diverse training opportunities to strong support for internal mobility. Your career can grow here.

Our flexible hybrid model supports balance, with just 4 days in the office each fortnight. When you’re in, you’ll enjoy working from one of our modern, thoughtfully designed spaces across Australia – including our state-of-the-art Melbourne CBD office. All locations feature contemporary facilities to make your day comfortable, and in Melbourne, you’ll also enjoy perks like end-of-trip amenities and daily breakfast to make your commute easier.

We offer benefits designed for your wellbeing and personal development, including;