Senior Software Engineer, Frontend - Identity & User Security

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 2,000 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. 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.
The Opportunity:
Become an integral part of our Identity and User Security team, where you will play a critical role in advancing our identity solutions and fortifying our account infrastructure, creating the secure, seamless, and intuitive interfaces that our global customers use to manage their identities and business accounts.
We are looking for passionate engineers driven to work on cutting-edge projects that enhance the security, accessibility, and user experience of our platform. You will collaborate globally with product managers, designers, and backend engineers to deliver exceptional Identity and Account solutions that safeguard businesses and optimize our infrastructure for Airwallex's exponential growth.
This role is based in Singapore
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/serverless CMS systems for corporate and branding pages using Contentful and Next.js.
• Actively engage with the Frontend Guild, research cutting-edge technologies, and drive initiatives to build high-quality products and reduce technical debt.

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:

• Bachelor's degree or above in Computer Science or a related engineering major.
• 5+ years of frontend development experience, including 2+ years specifically in frontend architecture.
• Have experience developing large-scale financial web systems.
• Proficient in HTML5, CSS3, ECMAScript 6+, and TypeScript.
• Proficient in React, VUE, Angular and corresponding technology stack.
• Strong knowledge of HTTP(s) protocols, RESTful specifications, and build tools like Webpack, Polyfull, Rollup.js.
• Expertise in Styled-Components, Emotion, or SCSS and frameworks like Material UI or Ant Design.
• Have experience building Backend-for-Frontend layers using Node.js.

Preferred qualifications:

• Skilled in Modern Technologies: You have a strong background in software development with expertise in React, TypeScript, Node.js, and modern architectural patterns such as micro frontends and GraphQL.
• Innovative and Curious: You possess a relentless curiosity and a commitment to excellence, always probing and innovating to find better solutions.
• Diverse and Collaborative: You thrive in diverse, global teams and contribute to a collaborative, inclusive work environment.
• Efficient and Proactive: You focus on automating tasks to concentrate on high-impact activities and are proactive in reducing technical debt.
• Broad Technical Interests: You are interested in beyond frontend technologies, including design systems, server-side development, and data analytics.

#singapore
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.