Lead Software Engineer – Mobile Development (Crypto Wallets)

About the role

We are seeking a Lead Software Engineer to drive the development of high‑performance crypto‑wallet applications on iOS and Android. You will lead a small team of mobile engineers while actively contributing to React Native code that integrates DeFi and blockchain services.

Key responsibilities

• Design and build cross‑platform mobile apps with React Native, ensuring performance, scalability, and a seamless user experience.
• Provide technical leadership, set architectural standards, and mentor a team of mobile engineers.
• Define and maintain core mobile foundations such as state management, navigation, modularization, performance optimisation, and security.
• Collaborate with backend engineers to integrate APIs, SDKs, WebSockets, and blockchain services, and contribute to backend code when needed.
• Conduct code reviews, enforce coding standards, and ensure high‑quality, maintainable codebases.
• Work with product managers and designers to translate requirements into robust technical solutions.
• Evaluate and adopt modern mobile tools, frameworks, and development patterns.

Required profile

• Extensive experience in mobile development with a strong focus on React Native, React, Redux, and modern JavaScript (ES6+).
• Proven track record of leading or mentoring mobile engineering teams and owning architecture for large‑scale applications.
• Deep understanding of mobile CI/CD pipelines, native build processes, and front‑end tooling.
• Hands‑on experience integrating native modules for iOS (Swift/Objective‑C) or Android (Kotlin/Java).
• Experience with RESTful APIs, WebSockets, and distributed backend integration.

Required skills

• React Native
• React
• Redux
• JavaScript (ES6+)
• iOS (Swift/Objective‑C)
• Android (Kotlin/Java)
• Mobile CI/CD pipelines
• RESTful APIs
• WebSockets
• Node.js (or similar backend technology)