Real job — pulled straight from OKX’s careers page · Verified September 26, 2026 · No reposts.
Job description
OKX is hiring a Software Engineer, Mobile — a full-time, based in Hong Kong, Hong Kong SAR role. Apply directly on OKX's careers page below.
Software Engineer, Mobile
Location: Hong Kong, Hong Kong SAR
Department: Engineering
Who We Are
About The Opportunity
We are looking for talented, impact-driven Mobile Engineers to join our engineering organization in Hong Kong. In this role, you will build and scale high-performance, resilient native mobile applications that power OKX’s core product ecosystems—ranging from high-concurrency payment and trading engines to user acquisition, engagement, and product growth systems. You will work on cross-functional engineering challenges at global scale, partnering closely with product design, backend architecture, security, and regional teams.
What You'll Be Doing
- Build & Scale Native Mobile Apps: Design, develop, and maintain modular, reliable native mobile features (iOS or Android) used by millions of global users.
- Architect Core Systems: Drive technical decision-making on mobile architecture, API design, performance optimization, and offline/network resiliency.
- Collaborate Cross-Functionally: Partner closely with Product Management, Design, and Backend Engineering to translate complex user and commercial requirements into intuitive, reliable mobile experiences.
- Ensure Quality & Rigor: Write clean, testable, and maintainable code while maintaining high engineering standards for code reviews, testing, security, and monitoring.
- Integrate AI Workflows: Apply AI coding tools actively in your workflow—not only for code generation, but also to build and maintain repeatable personal AI development workflows.
- Modernize Engineering Tooling: Leverage modern development tools, automated CI/CD pipelines, and productivity workflows to maintain rapid iteration speeds.
What We Look For In You
- Solid software engineering fundamentals with hands-on experience building, shipping, or maintaining production native mobile applications (iOS with Swift/Objective-C or Android with Kotlin/Java).
- 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 personal engineering productivity.
- Problem-solving mindset with the ability to take ownership of end-to-end features and drive execution independently.
Nice-To-Haves
- Experience in fintech, crypto, digital payments, high-concurrency consumer apps, or growth systems.
- Familiarity with mobile architecture patterns, CI/CD pipelines, experimentation frameworks, or attribution tools.
Perks & Benefits
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Competitive total compensation package
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L&D programs and Education subsidy for employees' growth and development
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Various team building programs and company events
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Wellness and meal allowances
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Comprehensive healthcare schemes for employees and dependants
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More that we love to tell you along the process!
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Frequently asked questions
What skills are required for Software Engineer, Mobile at OKX?
The required skills for Software Engineer, Mobile at OKX include: Swift, Objective-C, Kotlin, Java, AI, CI/CD.
What is the seniority level for Software Engineer, Mobile at OKX?
Software Engineer, Mobile at OKX is a Mid Level level position.
How do I apply for Software Engineer, Mobile at OKX?
You can view the full description and apply for Software Engineer, Mobile at OKX on EchoJobs: https://echojobs.io/job/okx-software-engineer-mobile-de8xn.