Sr. Software Engineer - React Native - Pro

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Sr. Software Engineer - React Native - Pro in United Kingdom. This role sits at the core of a high-performance engineering team building advanced mobile trading experiences for professional users in the crypto and fintech space. You will help design and evolve a flagship mobile application used by sophisticated traders worldwide, where performance, precision, and reliability are critical. Operating in a fully remote, global environment, you will collaborate with world-class engineers to deliver seamless, scalable, and secure mobile features. The position requires a strong product mindset, deep technical expertise in React Native, and a passion for crafting exceptional user experiences. You will also play a key role in technical decision-making, shaping architecture, and ensuring engineering excellence across complex systems. This is an opportunity to directly impact a high-visibility trading platform used in fast-moving financial markets. Accountabilities

• Design, develop, and maintain high-quality mobile applications using React Native for a professional trading platform.
• Lead the implementation of complex features while ensuring performance, scalability, and reliability across mobile environments.
• Contribute to technical architecture decisions and help define engineering standards for frontend and mobile development.
• Collaborate with cross-functional teams to deliver seamless user experiences for advanced trading workflows.
• Mentor engineers and provide technical guidance to elevate code quality and engineering practices across the team.
• Optimize application performance, API integration, and real-time data handling using WebSockets and modern architectures.
• Participate in system design discussions, ensuring scalable and maintainable solutions aligned with product strategy.
• Drive improvements in development processes, testing practices, and frontend tooling.
• Ensure high standards of UI/UX quality and consistency across mobile applications.

Requirements

• 6+ years of experience in software development, with strong focus on mobile and web applications.
• Expert-level proficiency in JavaScript/TypeScript and React Native development.
• Strong experience building and consuming APIs, with focus on performance, security, and scalability.
• Hands-on experience with modern frontend architectures, including Next.js and WebSockets.
• Solid understanding of frontend testing frameworks and quality assurance practices.
• Familiarity with mobile development tooling, build pipelines, and CI/CD processes.
• Strong understanding of UI/UX principles and ability to collaborate with design teams.
• Experience working in fast-paced, high-growth tech environments or large-scale engineering organizations.
• Exposure to fintech, trading platforms, or crypto-related applications is highly valuable.
• Familiarity with native mobile development (iOS/Android using Kotlin, Java, or Objective-C) is a plus.
• Excellent communication skills in English, both written and verbal.
• Strong ownership mindset with ability to work independently in a distributed, remote-first environment.

Benefits

• Fully remote position with global flexibility across multiple regions.
• Opportunity to work on a high-impact, high-traffic crypto trading platform used by professional traders worldwide.
• Competitive compensation aligned with senior-level engineering expertise.
• Exposure to cutting-edge technologies in fintech, crypto, and real-time systems.
• Collaborative, global engineering culture with highly skilled peers.
• Strong focus on technical excellence, autonomy, and ownership.
• Opportunity to influence architecture, product direction, and engineering standards.
• Dynamic environment with continuous learning and complex technical challenges.
• Inclusive workplace that values merit, diversity, and individual contribution.

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.