Senior Software Engineer, Backend – IAM & Account Infra

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Senior Software Engineer, Backend – IAM & Account Infra

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 150,000 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 1,700 of the brightest and most innovative people in tech across 26 offices around the globe. Valued at US$6.2 billion and backed by world-leading investors including Visa, Airtree, Blackbird, Sequoia, DST Global, Greenoaks, Salesforce Ventures, Lone Pine, and Square Peg, 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.

The Opportunity: Be Part of Our IAM & Account Infra Team

Become an integral part of our Identity and Access Management (IAM) and Account team, where you will play a critical role in advancing our identity solutions and fortifying our account infrastructure. We are on the lookout for passionate engineers driven to work on cutting-edge projects that enhance the availability, scalability, and security of our platform. Engage in global collaboration with product managers, designers, and fellow engineers to deliver exceptional IAM solutions that safeguard businesses and optimize our account infrastructure for Airwallex’s exponential growth.

What You’ll Do

  • Develop and Evolve: Working with best talents and build IAM products with revolutionary technologies to keep businesses secure.

  • Measure and Optimize: Leverage data to drive decisions. Your keen data sense will help you measure the success of our products and identify opportunities for optimization and growth.

  • Engineer Excellence: Champion engineering excellence by establishing and maintaining high standards for code quality, performance, and security. Design and implement scalable infrastructure solutions that support and accelerate Airwallex’s exponential growth.

Who You Are

  • Experienced and Technically Proficient: You bring a wealth of experience in software development, ideally with a strong focus in HA / security / identity management. Your technical expertise enables you to develop robust and secure systems.

  • Strategic and Forward-Thinking: You optimize for long-term value, making decisions that positively impact the business and technology landscape over time. Your strategic mindset helps anticipate future needs and contributes to sustainable growth.

  • Customer-Focused and Empathetic: Your understanding of customer security needs guides your development process. You create intuitive IAM solutions that enhance our platform’s usability while maintaining top-notch security.

  • Data-Driven and Analytical: You leverage data to inform and refine IAM strategies, ensuring our systems are both effective and efficient.

Why Join Us

  • Engineering Culture: Immerse yourself in a supportive and dynamic engineering culture that values innovation, collaboration, and excellence. You’ll have the opportunity to contribute to an environment that encourages continuous learning, creativity, and the sharing of ideas.

  • Grow With Us: At Airwallex, we’re committed to your professional development. You’ll have opportunities to learn, grow, and shape your career path in a fast-paced, innovative environment.

  • Collaborate With the Best: Work with a team of talented and passionate individuals who are driven by the desire to create something extraordinary.

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.

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.

SGD 160K – SGD 246K • Offers Equity • Offers Bonus

Airwallex promotes fair compensation practices in accordance with applicable federal, state, and local law.

These expected base pay ranges are based on information at the time this post was generated and represent the company’s good faith minimum and maximum ranges for this role at the time of posting.

The actual compensation offered to a candidate will be dependent upon multiple factors, including but not limited to relevant experience, skills and other qualifications, geographic location as noted, internal equity, and other external market factors.

Certain roles may be eligible for other compensation including, but not limited to, annual bonuses, commissions, RSUs, or other forms of compensation in addition to the established salary range.

Benefits may vary depending on the nature of employment and work location. US-based employees are eligible to participate in medical, dental, and vision insurance, a 401(k) plan, short-term and long-term disability, basic life insurance, and well-being benefits. US-based employees also receive 20 paid days of vacation and 12 paid days of company holidays in a calendar year.

Further details about our compensation and benefits package are available upon request by contacting our Talent Acquisition team.

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Airwallex Funding 2025
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Purpose & impact

Airwallex Funding 2025: $6.2B Valuation Fuels Global Fintech Growth

At Airwallex, we’re on a rare trajectory. Today we shared that our Series F funding, bringing Airwallex’s total raised to $1.2 billion, with a valuation of $6.2 billion. In March 2025, we surpassed $720M in annualized revenue—a 90% year-over-year increase—highlighting our momentum and vision. Few fintechs achieve this scale and pace, and we believe this is only the beginning.
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