Senior/ Staff Software Engineer, Core Banking (Relocate to Singapore)
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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 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.
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 Core Banking Platform team is crucial in powering Airwallex's global operations by facilitating client wallet transactions and ensuring the financial accuracy of client ledgers. Primarily based in Singapore, our lean team delivers a robust, high-performance distributed multi-currency wallet platform that supports the continuous growth of Airwallex products like global transfers, payments and acquiring, card issuing, and lending. As a dynamic group of engineers, we not only build impactful platforms and products but also develop tools and processes to enhance our efficiency and effectiveness.
What You'll Do
* Lead the development of a transaction engine focused on scalability, financial accuracy, and adaptability.
* Build and maintain a distributed multi-currency wallet platform, providing precise financial oversight for client ledgers.
* Collaborate across teams with product and other engineer teams to ensure alignment between technical solutions and business objectives.
* Innovate productivity-enhancing tools and processes, exploring AI opportunities to continually improve our engineering practices and system observabilities.
* Thrive in a collaborative, energetic team environment that encourages innovation and continuous learning.
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
* 5+ years experience in modern engineering practices focused on continuous integration/delivery and quality engineering
* A commitment to producing high quality and well tested solutions
* Strong computer science fundamentals/JVM based programming. While we do not mind what language you have most recently been using, we are using Kotlin
* Systems design experience
* Experience working with high throughput / low latency / HA distributed systems
* Experience in API design best practices
* Familiar with HTTP, TCP / IP protocol and REST specifications
* Mastery of Gradle / Maven or other build tools
* Familiar with the use of Docker cluster / Kubernetes
* Fluent English communication skills
Preferred Qualifications
* Experience in Kotlin / Scala;
* Asynchronous 'reactive' programming (RxJava, Akka, Spring Reactor, Vert.x);
* Kafka event streams;
* GCP, Alicloud or AWS (EC2, RDS, ELB, CloudFront, etc) and Kubernetes exposure;
* Operational tooling such as Splunk, New Relic, StatsD, Elk, Datadog, Prometheus
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.
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.
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