Senior AI Engineer
Confirmed on the employer's own hiring board on Oct 17, 2026. First seen by Alion on May 21, 2025. Airwallex scores A on the Alion truth index.
About Airwallex
Airwallex is the AI-native financial operating system for a real-time, intelligent economy. More than 675,000 businesses, including McLaren Racing, Qantas, SHEIN, and TikTok, use us, directly or through our platform partners, to run their financial operations or build and monetize financial products of their own.
We started in Melbourne in 2015 to build the infrastructure global commerce runs on. We're the regulated backbone behind global payments: not by accident, but by design. A decade plus, 85+ licenses, and a financial infrastructure spanning North America, Europe, the Middle East, and Asia-Pacific.
We're co-headquartered in San Francisco and Singapore, with more than 2,300 people across 27 offices. We hire builders with founder-level energy, people who move fast with good judgment, dig in with real curiosity, and make calls from first principles rather than waiting to be told what to do. Read ouroperating principles to see it in full.
About the team
Kai is Airwallex’s AI assistant, designed to help customers to accomplish complex financial work with great speed and control. We are building trusted agentic experiences that can understand intent, retrieve the right business context, reason over product and data, and take appropriate actions.
As the senior engineer in our 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.
What you'll do
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.
This role is based in Singapore.
Responsibilities:
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.
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:
3+ years in backend software development, with a focus on AI.
Experience building internal or customer-facing products with LLMs.
Proficiency in Python.
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.
Preferred qualifications:
Familiarity with MLOps practices and deployment pipelines for AI-driven products.
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.
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.