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 100,000 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 1,500 of the brightest and most innovative people in tech located across more than 20 offices across the globe. Valued at US$5.6 billion and backed by world-leading investors including Sequoia, Lone Pine, Greenoaks, DST Global, Salesforce Ventures and Mastercard, 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.

Role and Project Scope:

As the senior engineer in our new Generative AI team, you will own the end-to-end development of AI-driven solutions that redefine how we provide support and automation for both internal teams and external customers.. You will shape the underlying architecture and APIs for advanced systems building cutting-edge AI solutions that enable Airwallex to scale. Your contributions will directly influence innovation, set best practices, and establish the foundation for our expanding AI portfolio.

If you are passionate about building AI solutions that directly impact customers, thrive on solving tough technical challenges, and embrace a product-focused mindset, we invite you to shape the future of Finance and AI with us.

What You’ll Do:

Build AI solutions to enable growth and drive internal efficiency across the business.
Design and implement robust API and system architecture for new AI applications.
Collaborate closely with a cross-functional team to bring these AI solutions to life.
Embrace the challenges of a fast-paced, high-growth environment with a focus on innovation.

What You Need to Have:

5+ years in backend software development, with a focus on AI.
Experience building internal or customer-facing products with LLMs.
Proficiency inPython.
Expertise in building efficient, large-scale software systems.
Skill in writing high-quality, maintainable code.
Experience in design and development of large-scale distributed, high concurrency, high load, high availability systems;
Excellent communication and mentoring abilities.
A relevant degree in Computer Science, Mathematics or related fields.

Nice to Have:

Proficiency in Kotlin, Typescript or Javascript
Familiarity with MLOps practices and deployment pipelines for AI-driven products.

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.

Senior AI Engineer