Senior Frontend Engineer, Expenses

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 250,000 businesses worldwide – including Brex, 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 2,300 of the brightest and most innovative people in tech across 27 offices around the globe. Valued at US$11 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 . 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 Engineering team at Airwallex is a diverse group of innovators, builders, and problem solvers, driven by a mission to empower businesses to operate anywhere, anytime. We thrive in a collaborative and fast-paced environment, where we're constantly pushing the boundaries of what's possible in the financial technology space. As a team, we value technical craftsmanship, continuous learning, and a strong sense of ownership, working together to build scalable, reliable, and secure products that empower businesses of all sizes to grow without borders. The Expenses team builds innovative solutions that simplify the entire expense management process for our customers. From real-time expense tracking and automated receipt capture to seamless approvals and integrations, we deliver tools that give businesses greater control and efficiency over global spending. What you’ll do As a Frontend Engineer, you will be responsible for designing and implementing user friendly web interfaces that enhance the usability and functionality of our procurement offerings. This role requires expertise in front-end technologies, a strong focus on user experience, and the ability to collaborate with cross-functional teams. Our team is breaking new engineering ground and we have the opportunity to define innovative solutions for a number of challenges, paving the way for other teams to follow in our footsteps. This hybrid role is based in San Francisco. Responsibilities: Implement and maintain frontend features using React and TypeScript, breaking down requirements into actionable tasks, estimating work, and participating in team planning and reviews. Contribute to the development of Micro Frontends following a domain-based design approach, ensuring maintainability and modularity. Work with product managers and designers to clarify feature requirements, support iterative delivery, and ensure product quality in production. Use Apollo GraphQL to integrate with backend services via a Backend-for-Frontend (BFF) layer, focusing on clean, scalable APIs. Collaborate with designers to implement and improve shared UI components and contribute to the team’s design system. Participate in team code reviews, help triage bugs, and contribute to improving the team's engineering standards. Engage in ongoing learning via Frontend Guild discussions, tech spikes, and experimentation with new technologies. Partner backend engineers, and product teams to deliver a smooth, high-quality user experience. Who you are We’re looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have, but are not mandatory. Minimum qualifications: 6+ years of professional frontend software development experience. Bachelor’s degree in Computer Science, Engineering, or a related technical field. Solid understanding of JavaScript/TypeScript, React, HTML/CSS, and modern web development best practices. Familiarity with API integration patterns and frontend performance optimisation. Demonstrated ability to write well-tested, maintainable code, and contribute to documentation. Strong communicator and team player who enjoys working in a cross-functional, collaborative environment. Preferred qualifications: Experience with GraphQL, design systems, or micro frontend architecture. Exposure to CI/CD, monitoring, and frontend observability tools. Interest in product development and a user-centric mindset. Applicant Safety Policy: Fraud and Third-Party Recruiters To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @ airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page. Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary. Equal opportunity Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.