OKX - Senior Staff Software Engineer, Mobile, Onshore Centralized Exchange
Responsibilities
• Develop new features for the OKX all-in-one iOS and Android app as part of a global mobile team. • Design and build scalable mobile systems from architecture decisions through to production launch. • Drive performance optimisation across the app, with a relentless focus on user experience and reliability at scale. • Work closely with product and design teams to translate ideas into high-quality, user-facing features. • Collaborate with international development teams to deliver localised solutions while maintaining architectural consistency. • Stay current with mobile industry trends and evaluate new technologies to address fast-evolving business needs. • Maintain high-quality technical documentation and contribute to efficient cross-office and cross-timezone collaboration. • Mentor engineers across the team and contribute to a culture of technical excellence and ownership. • What We Look For In You • 8+ years of native iOS or Android development experience, with a strong track record of shipping production-quality mobile code at scale. • Deep expertise in either iOS (Swift/Objective-C) or Android (Kotlin/Java), with confidence contributing across both platforms. • Actively uses AI tools in your engineering workflow — including building AI-leveraged workflows, curating domain knowledge bases, and codifying repeatable agent skills so tools like Claude Code or Codex deliver reliably on real production work. • Solid understanding of common data structures, algorithms, and mobile performance optimisation techniques. • Comfortable with agile development practices including TDD, CI/CD, and Scrum. • Strong communication skills — able to collaborate effectively across global, cross-functional teams and articulate technical trade-offs clearly. • Passionate about mobile technology and motivated by building experiences for a large, global user base. • Nice-To-Haves • Nice-To-Haves • Hands-on experience working across both iOS and Android in a production environment. • Familiarity with cross-platform frameworks such as React Native, Flutter, or Lua. • Experience in fintech, crypto, or other high-scale consumer app environments. • Familiarity with DeFi protocols, wallet integrations, or on-chain data.
Benefits
• L&D programs and Education subsidy for employees' growth and development • Various team building programs and company events • Wellness and meal allowances • Comprehensive healthcare schemes for employees and dependants • More that we love to tell you along the process! • #LI-ML1 #LI-ONSITE • All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website. • If in doubt, please apply directly through our official careers website. • Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.
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