Senior iOS Engineer, GTPN Platform

Job Overview

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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.

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.

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.

Who We Are Looking For:

As an experienced Senior Mobile Engineer (iOS), you’ll be part of our GTPN team to build the Airwallex Mobile App for our customers to access our payment products across the globe on the go.

You will work with your engineering colleagues as well as product stakeholders to not only make sure it’s secure, reliable, sustainable and developer-friendly but also bring new features and different levels of integration experience. We build our solutions in native technologies across iOS and Android, so we admire that you have a grasp of both platforms.

In addition to core engineering duties, we actively encourage our engineering community to contribute to the growth of Airwallex generally. Our business is achieving rapid growth with an evolving roadmap, and we want our engineers to play a part in how that happens.

Key Responsibilities

• Responsible for the design & 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.

Required Qualifications

• BS / MS degree in Computer Science or equivalent majors;
• 5+ years of professional experience developing native apps in iOS (both Swift and Objective-C);
• Expert knowledge of iOS frameworks and ecosystem;
• 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;
• Ability to work independently as well as with a team;
• Fluently in English.

While this position primarily focuses on iOS development, your expertise in Android is also highly regarded.

Why Join Us

Impact and Innovation: Join a team where innovation meets impact. With us, you will redefine the technological landscape of the financial world.

Diversity and Collaboration: Our strength lies in our diversity and collaborative spirit, ensuring a rich, inclusive workspace.

Cutting-edge Technology: You will work with groundbreaking technologies that keep you engaged and continuously learning.

Community and Growth: Engage in a vibrant community with guild meetings and shared initiatives that foster knowledge sharing and professional growth.

Empowerment: Be part of a team where your contributions spearhead change and your growth knows no bounds in a supportive environment.