Staff / Senior Staff Software Engineer, Mobile

<div class="ace-line ace-line old-record-id-doxus3bYvV5DS6icDHnquWbEcNb"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxuseysYUio6Qia64JLLAwE7dh"> <div data-page-id="doxusokjWsaOkSCIjzixAfRM3sd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxusaUYeCmu82WSkkm5KDd00db"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div data-page-id="AEW3d0Y2noLuIcxROuFubTLpsZd" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-doxus3bYvV5DS6icDHnquWbEcNb"> <div class="ace-line ace-line old-record-id-doxus3bYvV5DS6icDHnquWbEcNb">OKX will be prioritising applicants who have a current right to work in Hong Kong, and do not require OKX's sponsorship of a visa. <em>Please note that Hong Kong is a group-level service hub, and </em><em>OKX</em><em> does not carry on</em><em> a business of</em><em> operating a virtual asset trading platform in Hong Kong.</em></div> <div class="ace-line ace-line old-record-id-doxussQumjJyp0pDHcFh7Y3bH0b">&nbsp;</div> <h2 class="heading-2 ace-line old-record-id-doxusl2cgB8vs7Q3ent4HKPgocd"><strong>Who We Are</strong></h2> <div data-page-id="Kpucdjv7JoAcSZxSf7PuRl5Yscb" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom.</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">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.&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">Across our multiple offices globally, we are united by our core principles: <em>We Before Me</em>, <em>Do the Right Thing</em>, and <em>Get Things Done</em>. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er.</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">&nbsp;</div> <div class="ace-line ace-line old-record-id-Cfb8dvi9voxFkWxhNcmuJX50sZb">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.<br><br></div> </div> <div data-page-id="OvVyd3xPZo5hNhxbppju7P8isgg" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-CzjQdI1IWofbWMxmIahu6dAMsjc"> <div data-page-id="Q5McdBHqRos9a1xglGGuWZx7sgc" data-docx-has-block-data="false"> <h2 class="heading-2 ace-line old-record-id-doxusl2cgB8vs7Q3ent4HKPgocd"><strong>About The Opportunity</strong></h2> <div class="ace-line ace-line old-record-id-doxusdoP7NU01oX9Z29HojysCiF"> <div data-zone-id="0" data-line-index="0"> <p>We are looking for a Senior Staff Mobile Engineer to join our P2P &amp; Fiat team, where you will own the mobile engineering for OKX’s peer-to-peer trading and fiat payment experiences across multiple markets. This is a high-ownership role sitting at the intersection of mobile engineering and cross-border payments—you will work closely with compliance, legal, and regional business teams to build localised, regulation-aware payment flows for users across Southeast Asia, LATAM, MENA, and beyond.</p> <p><br>You bring deep familiarity with P2P trading mechanics, cross-regional fiat payment integrations, and the compliance considerations that govern them. You are also fluent in AI-assisted development and bring the discipline to build, maintain, and continuously improve your own AI engineering workflows.</p> <p>&nbsp;</p> </div> </div> <h2 class="heading-2 ace-line old-record-id-doxusl2cgB8vs7Q3ent4HKPgocd"><strong>What You'll Be Doing</strong></h2> <div data-page-id="R1MMdOP7Jor8rJxZjvEuEmM9s6b" data-docx-has-block-data="false"> <div data-page-id="EJEWdyXsfojXT9xHKfDuSPpSswb" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <div data-page-id="X8u0dZvlkoXWnAxYtRNldehHgjc" data-lark-html-role="root" data-docx-has-block-data="false"> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-KIBOdaMnooVdWMxRVeBlYVDAgPd" data-list="bullet">Own the mobile engineering for P2P trading flows, including trading channel mechanics, payment methods, and end-to-end buy and sell transaction journeys.</li> <li class="ace-line ace-line old-record-id-KIBOdaMnooVdWMxRVeBlYVDAgPd" data-list="bullet"> <div>Build and maintain cross-regional fiat payment integrations, including local bank transfers, e-wallets, and third-party PSP integrations across markets such as Southeast Asia, LATAM, and MENA.</div> </li> <li class="ace-line ace-line old-record-id-QdoHdP81Lo1pO5xleEEly4hpgob" data-list="bullet"> <div>Ensure mobile payment flows and user data handling comply with local and international regulatory requirements, including KYC tiers, transaction limits, and regional compliance constraints.</div> </li> <li class="ace-line ace-line old-record-id-GzTXdXuIToINuwx9MAyldv36g9c" data-list="bullet"> <div>Collaborate closely with compliance, legal, product, and regional market teams to translate local regulatory requirements into reliable, user-friendly mobile experiences.</div> </li> <li class="ace-line ace-line old-record-id-VmGldjRr3oQ4NRxNF7mluA4yggg" data-list="bullet"> <div>Drive technical decision-making on payment architecture, clearly articulating trade-offs across delivery speed, maintainability, and compliance.</div> </li> <li class="ace-line ace-line old-record-id-CKtFdvLKgocTI5xplRxlTmdsgC1" data-list="bullet"> <div>Apply AI coding tools actively in your workflow—not only for code generation, but also to build and maintain repeatable personal AI development workflows.</div> </li> <li class="ace-line ace-line old-record-id-VIbKdf6YUolfD0xyCZklDUGigEd" data-list="bullet"> <div>Mentor engineers on the team and contribute to a culture of ownership, technical rigour, and high engineering standards.</div> </li> </ul> </div> <p>&nbsp;</p> </div> </div> </div> <h2 class="heading-2 ace-line old-record-id-doxusJHbXag5ngXLLiXggj1zhBg"><strong>What We Look For In You</strong></h2> <div data-page-id="R1MMdOP7Jor8rJxZjvEuEmM9s6b" data-docx-has-block-data="false"> <div data-page-id="EJEWdyXsfojXT9xHKfDuSPpSswb" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <div data-page-id="X8u0dZvlkoXWnAxYtRNldehHgjc" data-lark-html-role="root" data-docx-has-block-data="false"> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-BHG3dJ6Raor2MoxWssollfJwglc" data-list="bullet"> <div>5+ years of professional software engineering experience, including hands-on experience building and maintaining production mobile applications. Level will be calibrated based on technical depth, scope, and demonstrated impact.</div> </li> <li class="ace-line ace-line old-record-id-WsA1ddAH0oeTGbxSUQZlZ2tAgeM" data-list="bullet"> <div>Proficiency in either iOS development using Swift or Objective-C, or Android development using Kotlin or Java.</div> </li> <li class="ace-line ace-line old-record-id-X6O5df9LUoOvGZxydlxlzXdigpe" data-list="bullet"> <div>Solid software engineering fundamentals, including data structures, algorithms, API design, testing, debugging, and system design.</div> </li> <li class="ace-line ace-line old-record-id-KVazdmLdDosh7Dx1YlvlnidigTz" data-list="bullet"> <div>Experience delivering reliable mobile features and addressing practical challenges in areas such as performance, stability, architecture, or user experience.</div> </li> <li class="ace-line ace-line old-record-id-S6CZd256RoTgwLxrrrol7jSrgAf" data-list="bullet"> <div>Ability to take ownership of engineering work, collaborate effectively with others, and drive solutions from design through production.</div> </li> <li class="ace-line ace-line old-record-id-P8ytdGaDxoDv4bxwIHgl4iJNgCe" data-list="bullet"> <div>Good judgment when balancing delivery speed, product requirements, technical quality, and maintainability.</div> </li> </ul> </div> <p>&nbsp;</p> </div> </div> </div> <h2 class="heading-2 ace-line old-record-id-doxusKUjfoqh7QZ5RVAXhjX7gig"><strong>Nice-To-Haves</strong></h2> <div data-page-id="EJEWdyXsfojXT9xHKfDuSPpSswb" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <div data-page-id="IwA0dvhKMo2zqdxUm6sux6uxsbb" data-lark-html-role="root" data-docx-has-block-data="false"> <div data-page-id="X8u0dZvlkoXWnAxYtRNldehHgjc" data-lark-html-role="root" data-docx-has-block-data="false"> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-CLE7dXGwnoJHn4xEaZXl2KGlgnh" data-list="bullet"> <div>Experience in crypto, fintech, digital payments, or another regulated product environment.</div> </li> <li class="ace-line ace-line old-record-id-CLE7dXGwnoJHn4xEaZXl2KGlgnh" data-list="bullet"> <div>Experience building large-scale or multi-market consumer mobile applications.</div> </li> <li class="ace-line ace-line old-record-id-F5Wwdn4XgoqxqNxf5d4lX9G4gSc" data-list="bullet"> <div>Experience in one or more areas such as mobile architecture, infrastructure, performance, security, or cross-platform development.</div> </li> <li class="ace-line ace-line old-record-id-QeNedqLlBoVI2xxXeoBlDwJrgWb" data-list="bullet"> <div>Practical experience using AI-assisted development tools and validating AI-generated output.</div> </li> </ul> </div> <p>&nbsp;</p> </div> </div> </div> </div> </div> <div class="ace-line ace-line old-record-id-Avh0dL0UvoHyoFxymwmuPqtAsWe"> <h2 class="heading-2 ace-line old-record-id-doxusxvzyTH4iZpRPTygm6sKzcf"><strong>Perks &amp; Benefits</strong></h2> <ul class="list-bullet1"> <li class="ace-line ace-line old-record-id-doxus9Bu8Z2VOqDK5F51723OA8g" data-list="bullet"> <div>Competitive total compensation package</div> </li> <li class="ace-line ace-line old-record-id-doxusB7tdGuv2SmCPjgmCN3Jb1c" data-list="bullet"> <div>L&amp;D programs and Education subsidy for employees' growth and development</div> </li> <li class="ace-line ace-line old-record-id-doxusZTvzFyB7VKd89mBtiKL9ob" data-list="bullet"> <div>Various team building programs and company events</div> </li> <li class="ace-line ace-line old-record-id-doxus4VLa66AV1kBqr1XQp7CFec" data-list="bullet"> <div>Wellness and meal allowances</div> </li> <li class="ace-line ace-line old-record-id-doxusktLuOm7fBzEDlSg6b719qf" data-list="bullet"> <div>Comprehensive healthcare schemes for employees and dependants</div> </li> <li class="ace-line ace-line old-record-id-doxusXaQ6LYBcrJKsuq40ykOyNr" data-list="bullet"> <div>More that we love to tell you along the process!</div> </li> </ul> <div data-page-id="PNNZdiw4Yo1ZOmx8btbucw8qsLG" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-SeyrdixubojqOkxotwguoGKpsN2"><span style="color: rgb(255, 255, 255);">#LI-ML1 #LI-ONSITE</span></div> <div class="ace-line ace-line old-record-id-SeyrdixubojqOkxotwguoGKpsN2"> <div data-page-id="X8u0dZvlkoXWnAxYtRNldehHgjc" data-lark-html-role="root" data-docx-has-block-data="false"> <div class="ace-line ace-line old-record-id-VQwEdfDPhof3Z2xwcwKlVExzgxh">Please note that Hong Kong is a group-level service hub, and OKX does not carry on a business of operating a virtual asset trading platform in Hong Kong.</div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div><div class="content-conclusion"><div data-lark-html-role="root"><span class="text-only" data-eleid="18"><span class="text-only"><span class="text-only" data-eleid="6">Notice:<br></span></span></span> <div data-lark-html-role="root"><span class="text-only" data-eleid="26"><span class="text-only">All official </span><span class="text-only text-with-abbreviation text-with-abbreviation-bottomline">OKX</span><span class="text-only"> vacancies are published on this website.</span></span> <span class="text-only" data-eleid="28"><span class="text-only">While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. </span></span><strong><span class="text-only" data-eleid="29"><span class="text-only">If in doubt, please apply directly through our official careers website.</span></span></strong></div> </div> <div data-lark-html-role="root"><span class="text-only" data-eleid="18"><span class="text-only">Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to&nbsp;</span><span class="text-only text-with-abbreviation text-with-abbreviation-bottomline">OKX</span><span class="text-only">'s </span></span><a class="link rich-text-anchor __anchor-intercept-flag__ text-content-link" href="https://www.okx.com/en-eu/help/okx-candidate-privacy-notice" target="_blank" data-eleid="19" data-lark-is-custom="true" data-lark-link="true">Candidate Privacy Notice</a><span class="text-only" data-eleid="20"><span class="text-only">.</span></span></div></div>