Senior Software Engineer, Mobile, Core
Okx · Singapore, Singapore · 2026-07-02
About this role
OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa.
Who We Are
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.
About The Team
As a mobile software engineer, you will build and maintain a core OKX app with millions of daily active users. You will work cross-functionally with design, product and other engineering teams to identify customer needs, and ship high-quality new features through fast iterations. This is an opportunity to learn the full life cycle of crypto mobile applications including pro/retail trading, asset management and wallet. Join us in building the next generation of mobile-first Web3 experiences, empowering millions of users to seamlessly interact with digital assets, decentralized applications, and blockchain-powered services through secure and intuitive products.
This role will help build the backbone of a global platform—from real-time messaging and account infrastructure to security and risk systems that serve and protect millions of users
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.
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Skills asked for
- html
- flutter
- java
- objective-c
- swift
- kotlin
- javascript
- agile
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