Senior Mobile Engineer, Yield (iOS)

Department: Engineering

Location: AU - Sydney

Employment Type: FullTime

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 2,000 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.

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 Yield Team is the strategic force behind our investment product—a solution that empowers businesses to earn competitive returns on their idle cash without the restrictions of traditional term deposits. We’re focused on leveraging this flexibility to drive customer stickiness and long-term engagement.

As one of the fastest-growing business units at Airwallex, Yield operates like a startup within a startup, offering unparalleled opportunities for innovation and career growth. We’re expanding aggressively on a global scale. If you’re driven by innovation and eager to make a meaningful impact, Yield is the perfect place for you. Apply now and help shape the future of fintech!

This role is based in Sydney.

What you’ll do

As a Mobile Engineer, you’ll focus on building high-quality, user-friendly native mobile applications using modern frameworks and best practices. You’ll work closely with product managers, designers, and other engineers to deliver features that are reliable, intuitive, and performant.

Responsibilities

• Responsible for the design and implementation of enterprise applications and libraries for iOS;

• Work with internal business teams and product management to define requirements and develop technical specifications;

• Serve as core contributor owning full-cycle product development;

• Work with Architect and re-factor code and design for optimal maintainability, extensibility and reusability;

• Integrate best practices for protecting sensitive customer data and ensuring global regulatory compliance.

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:

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.

• 5+ years of professional experience developing native apps in iOS (both Swift and Objective-C);

• Expert knowledge of iOS frameworks and ecosystem such as SwiftUI;

• Good understanding of design patterns for mobile development;

• Experience using RESTful APIs;

• Promote robust and maintainable code with high test coverage, and can maintain automation pipelines for CI/CD.

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.