Senior Software Engineer (Frontend), Business Accounts

ABOUT AIRWALLEX Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 200,000 businesses worldwide – including Brex, Rippling, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,200 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$8 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us. ATTRIBUTES WE VALUE We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you’re motivated by our mission and operating principles https://www.airwallex.com/us/operating-principles. You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor. You're humble and collaborative; turn zero‑to‑one ideas into real products, and you “get stuff done” end-to-end. You use AI to work smarter and solve problems faster. Here, you’ll tackle complex, high‑visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let’s build what’s next. About the team The Business Accounts Team is building the intelligent orchestration layer for Airwallex’s business account ecosystem - connecting Cash, Yield, Lending, and broader Airwallex product surfaces into one unified financial experience for businesses. As Airwallex continues to expand its product suite, our customers increasingly need programmable, automated, and intelligent ways to manage their money: moving funds between transactional accounts, yield-generating accounts, and lending facilities; optimising liquidity; and responding dynamically to business activity across payments, card spend, collections, and future product lines. Business Accounts is a new strategic domain designed to power this next generation of financial automation. This is a high-impact opportunity to join a new team at an early stage, shape the technical foundations of a core business platform, and build products that sit at the centre of Airwallex’s business customer experience. WHAT YOU'LL DO As the Senior Frontend Engineer on the Business Accounts team, you will help build the intelligent orchestration layer for Airwallex’s business account ecosystem, connecting Cash, Yield, Lending, and broader Airwallex product surfaces into a unified financial experience for businesses. This role is based in Sydney. RESPONSIBILITIES: - Build high-quality products using latest versions of React and TypeScript - Build micro-frontend web applications using domain-based design and Single SPA frameworks to ensure seamless integration. - Leverage Apollo GraphQL as a Backend-for-Frontend (BFF) to build scalable and high-performance node service with simple and contact-based integration with backend. - Partner with the design team to build our design system and common component libraries, benchmarking against industry standards like Material UI and Ant Design. - Deliver NPM packages and library widgets with open source project to facilitate easy client integration. - Leverage GCP, Aliyun K8S / Bucket CDN, and Cloudflare to deploy micro-frontends and Node.js services using GitLab CI/CD best practices. - Adopt React Testing Library, Cypress, and Test Render to design high-quality unit test and e2e test with 80%+ coverage. - Build no-code/serverles