Software Engineer, Mobile, Web3 at Okx · Web3Vacancy
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Software Engineer, Mobile, Web3

Office
$112,000–$188,000
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About this role

Join OKX as a Mobile Developer to build and maintain a core app for millions of users. Work cross-functionally to deliver high-quality features in the fast-paced crypto space.

Description

At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.

OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves.

Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er.

OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.

Responsibilities

What You’ll Be Doing

  • Part of a global mobile team, developing new features for the all-in-one iOS and Android apps.
  • Strive for performance optimization and maximize customer satisfaction.
  • Stay on top of industry trends, and evaluate new solutions to address our unique and fast-growing business needs.
  • Work closely with design and product teams, and turn design ideas into quality features that scale to millions of users.
  • Collaborate with global development teams, and deliver customized solutions targeting international users while maintaining consistency with the overall architecture.
  • Maintain high-quality technical documentation and improve efficiency in cross-office/timezone cooperation.
Requirements

What We Look For In You

  • Experience in either native iOS/Android development, or cross-platform solutions like ReactNative/Flutter/Lua.
  • Builds AI-leveraged engineering workflows, curating domain knowledge bases, harnessing context, and codifying repeatable agent skills/workflows, so AI tools like Claude Code/Codex deliver reliably on real production work.
  • Fluent with at least one of the following languages: Java/Objective-C/Swift/Kotlin/JavaScript.
  • Understanding of common data structures and algorithms.
  • Embrace agile development process including TDD, CI and Scrum.
  • Passionate about mobile technology and building applications for a large user base.

Nice-To-Haves

  • Strong understanding of blockchain fundamentals, including wallets, smart contracts, tokens (ERC-20, ERC-721, ERC-1155), and decentralized applications (dApps).
  • Experience building or maintaining production-grade Web3, DeFi, NFT, GameFi, or digital asset applications.
Conditions & Benefits

Perks & Benefits

  • Competitive total compensation package
  • 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!
Job Details
Salary$112,000–$188,000
LocationOffice
AI Score★★★★★★★★☆☆ 8/10
PostedJun 22, 2026 (2d ago)
Tags & Skills
cryptodefiweb3Mobile Developeroffice
Tech Stack
SwiftNative Android developmentMobile technologyScrumNative iOS developmentTDDData structuresDeFiReact NativeKotlinWeb3 applicationsEngineeringCryptoBlockchain fundamentalsObjective-CFlutterJavaJavaScriptAlgorithmsAgile developmentAI-leveraged engineering
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