Staff Backend Engineer, Issuing Platform
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Yesterday
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1 Vacancy
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Job Summary
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 200000 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 2000 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 youre 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 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.
About the Team
The issuing engineering team at Airwallex builds and operates core systems for card issuing transaction processing and settlement at global scale. The team owns mission-critical platforms that underpin Airwallexs issuing products with a strong focus on reliability scalability and compliance. Key areas of ownership include:
Cards: Customer-facing and internal systems for card lifecycle management controls and configuration.
Transactions: A global high-throughput transaction processing platform designed for low latency high availability and resiliency.
Settlement: Clearance settlement and dispute workflows that ensure financial accuracy and scheme compliance.
What youll do
As a staff software engineer you are a senior individual contributor responsible for designing building and evolving the most technically complex parts of the issuing platform.
While you do not have direct reports your impact comes from deep technical ownership architectural leadership and raising the engineering bar across teams through design mentorship and example.
This role is based in Singapore.
Responsibilities:
Technical ownership and execution
Design build and operate highly reliable scalable systems that powers real-time card transactions
Take end-to-end ownership of complex problem spaces from system design through production rollout and long-term evolution.
Architecture and system design
Lead the design of distributed event-driven systems with strong guarantees around correctness performance and resiliency.
Drive architectural improvements that reduce complexity improve operability and enable future product growth.
Engineering excellence
Set a high bar for code quality testing observability and operational readiness.
Identify and remove technical bottlenecks that slow down teams or introduce systemic risk.
Cross-team technical leadership
Influence technical direction across multiple teams through design reviews RFCs and hands-on collaboration.
Mentor senior engineers and help shape engineering best practices without formal people management responsibilities.
Platform and infrastructure evolution
Contribute to the evolution of core infrastructure and shared platform capabilities to improve developer productivity and system reliability.
Evaluate new technologies pragmatically and guide their adoption where they deliver clear value.
Who you are
We are looking for senior engineers with deep technical expertise and a strong track record of impact as an individual contributor.
Minimum qualifications:
8 years of professional software engineering experience with sustained impact as a senior or staff-level individual contributor.
Bachelors degree in Computer Science Software Engineering or a related field.
Strong proficiency in backend development using languages such as Java Kotlin Go or Python.
Deep experience designing and delivering large-scale distributed systems in production.
Strong computer science fundamentals and solid understanding of object-oriented design.
Hands-on experience with event-driven and streaming architectures for example Kafka.
Proven experience designing and operating RESTful APIs at scale.
Experience with domain-driven design and event-driven architectures.
Cloud experience with GCP (preferred) or AWS including Docker and Kubernetes.
Familiarity with observability tooling such as Splunk Grafana and Prometheus.
Demonstrated ability to mentor engineers and influence technical direction through design and execution rather than authority.
Preferred qualifications:
Experience in fintech payments or other regulated financial domains.
Deep experience with JVM-based ecosystems including Java or Kotlin with Spring or Spring Boot.
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 @ 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.
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 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:
Staff IC
Key Skills
About Company
Grow your business faster with Airwallex - global business accounts, high speed transfers, multi-currency cards, online payments, embedded finance, and more.
