This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Lead Software Engineer - Mobile Development (Crypto Wallets) in United Kingdom.

This role sits at the intersection of mobile engineering, blockchain innovation, and technical leadership, focusing on the development of high-performance crypto wallet applications used by a global audience. You will lead a small team of mobile engineers while actively contributing to hands-on development of React Native applications that integrate DeFi and crypto functionalities. The environment is fast-moving, highly collaborative, and deeply technical, involving close work with backend engineers, product managers, and designers. You will help define mobile architecture, scalability patterns, and security standards for next-generation financial applications. Beyond coding, you will act as a technical mentor, guiding engineering best practices and ensuring consistent delivery quality. This is an opportunity to shape products that directly impact the future of decentralized finance and digital asset accessibility.

Accountabilities

Lead the design and development of advanced cross-platform mobile applications using React Native, ensuring high performance, scalability, and intuitive user experience across iOS and Android environments.
Provide technical leadership to a small team of mobile engineers, driving architectural decisions, enforcing coding standards, and ensuring timely and high-quality delivery of features.
Architect and maintain mobile application foundations including state management, navigation structures, modularization, performance optimization, and security best practices.
Collaborate closely with backend engineers to integrate APIs, SDKs, WebSockets, and blockchain-related services, while contributing to backend components when needed to unblock mobile delivery.
Oversee code quality through reviews, mentoring, and hands-on guidance, ensuring engineering excellence and maintainable codebases.
Work with product managers and designers to translate requirements into robust technical solutions and seamless user experiences.
Evaluate and implement modern mobile tools, frameworks, and development patterns to continuously improve development efficiency and product quality.

Requirements

Extensive experience in mobile development with strong expertise in React Native, React, Redux, and modern JavaScript (ES6+).
Proven track record of leading or mentoring mobile engineering teams and owning architecture for large-scale mobile applications.
Strong understanding of mobile CI/CD pipelines, native build processes, and modern front-end tooling.
Experience integrating native modules and working with iOS (Swift/Objective-C) or Android (Kotlin/Java) for low-level functionality.
Hands-on experience with RESTful APIs, WebSockets, and backend integration in distributed systems.
Familiarity with backend development (Node.js or similar) and ability to contribute to API or service-level improvements when required.
Strong system design, decision-making, and problem-solving skills with a focus on scalable and maintainable architecture.
Excellent communication skills and ability to collaborate across technical and non-technical stakeholders in a distributed environment.

Benefits

Competitive compensation package aligned with senior engineering leadership roles.
Fully remote work with global collaboration across distributed teams.
Opportunity to work on cutting-edge crypto, DeFi, and blockchain-based mobile applications.
High-impact role with ownership over mobile architecture and engineering direction.
Access to fast-paced, innovation-driven engineering culture.
Career growth opportunities in technical leadership within a rapidly evolving fintech ecosystem.
Collaborative environment working with senior engineers and product leaders worldwide.

How Jobgether Works

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team.

We appreciate your interest and wish you the best!

Why Apply Through Jobgether?

Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.