Senior Mobile Engineer (iOS), Global Payments

About the role

Airwallex, the AI-native financial operating system for global payments, is hiring a Senior Mobile Engineer (iOS) to build its mobile payment solutions for customers acquiring payments from shoppers worldwide. The engineer leads the development of Airi, the consumer wallet application and networked checkout solution, and works from the Singapore office five days a week.

Key responsibilities

• Build secure, reliable, maintainable and developer-friendly iOS applications and libraries using native technologies.
• Lead the development of the Airi Consumer Wallet and the networked checkout solution.
• Partner with engineering, product and business teams to define requirements, write technical specifications and deliver products end to end.
• Improve payment security and customer trust across real-time transactions, sensitive customer data and global regulatory requirements.
• Refactor code and designs with architects to improve maintainability, extensibility and reusability.
• Contribute to the broader engineering community as the roadmap evolves.

Required profile

• BS or MS degree in Computer Science or an equivalent discipline.
• 5+ years of professional experience developing native iOS applications with Swift or SwiftUI.
• Strong understanding of design patterns for mobile development.
• Track record of robust, maintainable code with high test coverage.
• Fluency in English; ability to work independently and collaboratively.
• Preferred: experience with Android, cross-platform frameworks such as React Native, and Objective-C.

Required skills

• Expert knowledge of iOS frameworks and the iOS ecosystem.
• RESTful APIs.
• Maintaining automation pipelines for CI/CD.