Software Engineer, Spend

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 250000 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 2300 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 youre ready to do the most ambitious work of your career join us.

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 youre 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.

Youre humble and collaborative; turn zerotoone ideas into real products and you get stuff done end-to-end. You use AI to work smarter and solve problems faster. Here youll tackle complex highvisibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you lets build whats next.

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 were constantly pushing the boundaries of whats 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.

A key part of Airwallexs suite of Business Account software the Spend Management team is revolutionizing the way businesses issue credit cards and manage expenses for their employees. This team solves complex challenges around the growing demands of data and feature complexity in credit cards and expenses. We work at the intersection of our backend infrastructure and customer facing applications and we build distributed systems that manage millions of transactions.

You will design and build the backend services that power Airwallexs global financial platform with a specific focus on the Spend team under the Accounting Hub. You will work on services that underpin how customers track reconcile and account for spend transactions ensuring accuracy reliability and compliance of financial data. You will own features end to end from technical design and implementation through to production operation while helping shape the long-term architecture of our backend systems in the Spend and Accounting domains. You will partner closely with product infrastructure and other engineering teams and play a key role in raising the engineering bar through high-quality code and technical mentorship.

This role is based in Melbourne.

• Design and implement scalable secure backend services that power the Cards product.

• Contribute to the architecture and long-term technical vision of our backend systems.

• Own end-to-end delivery of new features and improvementsfrom design to production.

• Write high-quality testable code with attention to reliability and maintainability.

• Promote and uphold engineering best practices including observability and API design.

• Collaborate with cross-functional teams including product infrastructure and design.

• Provide technical mentorship and support the growth of other engineers on the team.

Were looking for people who meet the minimum qualifications for this role. The preferred qualifications are great to have but are not mandatory.

• Bachelors degree in Computer Science Software Engineering or a related field.

• 2 years of professional software engineering experience.

• Hands-on experience designing and building backend systems and APIs in production.

• Strong computer science fundamentals including algorithms data structures and distributed systems.

• Proficient in at least one backend language (e.g. Java Kotlin Go Python).

• Solid understanding of REST API design and backend frameworks (e.g. Spring Boot).

• Experience working with cloud infrastructure (e.g. AWS GCP) and container orchestration (e.g. Kubernetes).

• Strong focus on performance reliability and code quality.

• Familiarity with observability and monitoring tools (e.g. Grafana Prometheus Splunk).

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 @ email address. Please apply only through 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.

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 dont 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.

Required Experience:

IC