Senior Software Engineer, Productivity

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.

Proudly founded in Melbourne, we have a team of over 2,200 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 you’re ready to do the most ambitious work of your career, join us.

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

Airwallex's Engineering Productivity team sits within the Infrastructure & Productivity division and is on a mission to turn everyday software engineers into superheroes on delivering frictionless engineering and excellent products. The team builds and maintains the internal platforms, tooling, and CI/CD infrastructure that power Airwallex's global engineering organization, serving hundreds of engineers across multiple offices and time zones. You will work alongside a collaborative, globally distributed team of engineers, SREs, and Dev Ops architects who are passionate about developer experience, automation, and engineering excellence.

The team values proactive problem‑solving, a customer mindset toward internal engineering teams, and continuous improvement of the tools and systems that accelerate product delivery. With a modern cloud‑native tech stack and a culture that encourages innovation, this is an opportunity to shape how Airwallex engineers build, test, and ship software at scale.

The Role:

As a Senior Software Engineer on the Productivity team, you will design, build, and optimize the developer tooling and infrastructure that enables Airwallex's engineering organization to move faster, ship with higher quality, and operate more efficiently. You will tackle complex challenges at the intersection of AI‑driven automation, CI/CD pipeline engineering, and cloud infrastructure, working closely with engineering teams across the company to understand their pain points and deliver scalable solutions.

Your work will directly influence engineering velocity, code quality, and deployment reliability across Airwallex's global platform. You will operate with a high degree of ownership, taking initiatives from ideation through production in a fast‑paced, collaborative environment. This role is based in Seattle.

Responsibilities:

• Enhance developer productivity with AI:
  Utilize AI and machine learning to streamline developer workflows, automate repetitive tasks, and improve code quality across the engineering organization.
• Optimize CI/CD pipelines:
  Design, implement, and continuously enhance Continuous Integration and Continuous Deployment pipelines to improve software delivery efficiency, reduce build times, and increase deployment frequency.
• Build and maintain internal developer platforms and tooling:
  Create scalable, reliable infrastructure services including messaging platforms, observability systems, and workflow…