Software Engineer, Mobile

OKX
Hong Kong
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: ["Problem-solving","Ownership","Independent execution","Cross-functional collaboration","Quality focus"]

Build and scale high-performance native iOS/Android applications for OKX’s core crypto product ecosystems. You’ll design modular mobile features, drive architecture and API/performance decisions, and ensure quality through testing, code reviews, security, and monitoring. Collaborate with product, design, backend, security, and regional teams to deliver reliable user experiences. You’ll also integrate AI coding workflows and modernize CI/CD tooling to accelerate iteration.

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FursaFursa
OKX
OKX
18 hours ago

Software Engineer, Mobile

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 15 hours agoStatus: Live

Job Summary

Build and scale high-performance native iOS/Android applications for OKX’s core crypto product ecosystems. You’ll design modular mobile features, drive architecture and API/performance decisions, and ensure quality through testing, code reviews, security, and monitoring. Collaborate with product, design, backend, security, and regional teams to deliver reliable user experiences. You’ll also integrate AI coding workflows and modernize CI/CD tooling to accelerate iteration.
Location: Hong Kong
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering

Key Responsibilities

  • •Design, develop, and maintain modular, reliable native mobile features for iOS or Android used by millions of users.
  • •Drive technical decision-making across mobile architecture, API design, performance optimization, and offline/network resiliency.
  • •Collaborate with Product Management, Design, and Backend Engineering to translate complex requirements into intuitive, reliable mobile experiences.
  • •Write clean, testable, maintainable code and uphold quality standards for code reviews, testing, security, and monitoring.
  • •Apply AI coding tools and build repeatable personal AI development workflows to improve engineering productivity.

Pay and Benefits

Perks:Health InsuranceMeal AllowancesLearning Budget

Key Requirements

  • •Hands-on experience building, shipping, or maintaining production native mobile apps (iOS with Swift/Objective-C or Android with Kotlin/Java).
  • •Strong mobile system design fundamentals, including clean architecture, memory management, testing, and performance tuning.
  • •Ability to apply AI coding tools in your workflow and continuously improve personal engineering productivity.
  • •Problem-solving mindset with ownership of end-to-end features and independent execution.
  • •Understanding of production engineering practices including quality, testing, security, and monitoring.
Experience:FintechCryptoDigital paymentsHigh-concurrency consumer appsGrowth systems
Skills:Problem-solvingOwnershipIndependent executionCross-functional collaborationQuality focus
Tech Stack:IOSSwiftObjective-CAndroidKotlinJavaAPI designPerformance optimizationCI/CDModular developmentTestingMonitoringAI coding tools

Company Brief

OKX
Global cryptocurrency exchange and Web3 technology provider offering spot and derivatives trading, custody, wallet services, and blockchain infrastructure to retail and institutional users worldwide.
Industry: Trading Platforms
Company Size: Enterprise (1,001+ employees)
Growth: Established Company
Headquarters: Victoria, Seychelles
Founded: 2017
WebsiteLinkedIn