Software Engineer, Mobile (iOS)

As a Software Engineer, Mobile (iOS) at OKX, you will design, build, and maintain high-performance native iOS applications that power core user experiences for millions of global users. You collaborate with cross-functional teams to solve technical challenges at scale, write resilient code, and help maintain high engineering standards across the OKX platform.

What you'll do

• Design, develop, and maintain modular, reliable native mobile features (iOS) used by millions of global users
• Drive technical decision-making on mobile architecture, API design, performance optimization, and offline/network resiliency
• Partner closely with Product Management, Design, and Backend Engineering to translate complex user and commercial requirements into intuitive, reliable mobile experiences
• Write clean, testable, and maintainable code while maintaining high engineering standards for code reviews, testing, security, and monitoring
• Apply AI coding tools actively in your workflow for code generation and to build repeatable personal AI development workflows
• Leverage modern development tools, automated CI/CD pipelines, and productivity workflows to maintain rapid iteration speeds

What you bring

• Solid software engineering fundamentals with hands-on experience building, shipping, or maintaining production native iOS applications
• Strong understanding of mobile system design, clean architecture, memory management, testing, and performance tuning
• Ability to actively apply AI coding tools in your workflow and continuously optimize your personal engineering productivity
• Problem-solving mindset with the ability to take ownership of end-to-end features and drive execution independently

Nice to have

• Experience with CI/CD pipelines for mobile delivery such as Fastlane, GitHub Actions, or Xcode Cloud
• Familiarity with analytics, feature flagging, and experimentation or A/B testing frameworks
• Experience maintaining or contributing to shared mobile frameworks or design systems
• Proficiency in speaking, reading and writing in both English and Mandarin to collaborate effectively with global and cross-functional team members

What we offer

• Competitive total compensation package
• Learning and development programs and education subsidy for your growth and development
• Various team building programs and company events
• Wellness and meal allowances
• Comprehensive healthcare schemes for employees and dependants

About OKX

OKX is a leading crypto exchange and developer of OKX Wallet, giving millions access to crypto trading and decentralized applications. OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. The company operates globally with core principles of We Before Me, Do the Right Thing, and Get Things Done, and is part of OKG, a group bringing blockchain value to users worldwide through products including OKX, OKX Wallet, and OKLink.