Senior Site Reliability Engineer, Spend Foundations

Senior Site Reliability Engineer, Spend Foundations
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Senior Site Reliability Engineer, Spend Foundations
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Airwallex
Senior Site Reliability Engineer, Spend Foundations
Join to apply for the
Senior Site Reliability Engineer, Spend Foundations
role at
Airwallex
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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.
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.
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.
Our SRE 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 team is responsible for the availability, performance, monitoring and capacity planning of our Global services.
What You’ll Do
As a Senior Site Reliability Engineer, you’ll work closely with product teams in Spend to deliver and maintain scalable, reliable cloud infrastructure in support of key product initiatives. Aligned to the roadmap, you’ll lead on infrastructure design and delivery for complex, high-risk projects such as launching new services, executing global data centre migrations, and modernising data pipelines.
This role can be based in Singapore or Melbourne.
Responsibilities
Architect and implement cloud infrastructure for new services and roadmap initiatives.
Embed with development teams to drive reliability, performance, and operational readiness.
Lead incident response, observability, and automation across critical systems.
Own team-level SLOs, runbooks, and DevOps performance metrics.
Collaborate with central DevOps and security teams to ensure compliance and resilience.
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 in an SRE, DevOps, or infrastructure-focused engineering role
Expertise in cloud platforms (AWS/GCP), Kubernetes, observability, and incident response
Able to lead SRE strategy for large-scale, cross-functional projects
Strong experience supporting production systems with high availability and compliance requirements
Proven ability to work closely with developers and guide reliability best practices
Degree in Computer Science or a related field
Preferred Qualifications
Experience in a fintech or similarly regulated industry
Familiarity with data streaming, analytics pipelines, or financial data systems
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.
Seniority level
Seniority level Mid-Senior level
Employment type
Employment type Full-time
Job function
Job function Engineering and Information Technology
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