Staff Software Engineer, Business Accounts
Airwallex · AU - Sydney
- On site
- Fulltime
- AU - Sydney
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Subject: Interested in the Staff Software Engineer, Business Accounts role at Airwallex
Hi Morgan — I came across the Staff Software Engineer, Business Accounts opening and wanted to reach out directly. I've spent the last few years doing exactly this kind of work, and Airwallex stood out because…
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About the role
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. 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 Staff Software 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:
Contribute to the architecture and long-term technical vision of our backend systems, helping define the engineering strategy and framework selection for the Yield squad.
Own the end-to-end delivery of core investment workflows, including client signup, investment, and redemption processes—from design to production.
Build and maintain mission-critical financial infrastructure, such as reconciliation controls, unit registries, and investment ledgers.
Write high-quality, testable code with a focus on reliability and maintainability, ensuring seamless integration with our external investment providers.
Promote and uphold engineering best practices, with a strong emphasis on observability, API design, and robust integration rails.
Collaborate with cross-functional teams including Product, Infrastructure, and Design to ensure our product delivers the best possible experience for businesses.
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:
7+ years of professional software engineering experience.
Bachelor degree or above in computer science or software engineering related majors.
Have experience solving distributed systems challenges - scalability, consistency, latency.
Mastery of backend technologies is essential. While we do not mind what language you have most recently been using, we are using Kotlin w/ vert.x, Temporal & Kafka
Experience working with automated tests and been involved in quality control processes.
Cloud technologies experience with GCP or AWS, including Docker and Kubernetes.
Experience integrating with observability tooling such as Splunk, NewRelic, Prometheus, Grafana.
Preferred qualifications:
Experience in financial services, lending, payments, or credit products
Experience with SaaS product offering as a platform.
#sydney
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.
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