Frontend Engineer; React Native

Requirements

• Extensive experience of React Native development with a proven track record of delivering production mobile and/or web applications
• Strong expertise in JavaScript/Type Script, React hooks, Redux/Context API, and cross-platform development best practices
• Experience with native mobile development (iOS/Android) and ability to write custom native modules when needed
• Solid understanding of React performance optimization, including memory management, rendering optimization, and efficient API integration
• Experience with real-time data handling, Web Socket connections, and high-frequency data updates
• Knowledge of CI/CD pipelines, automated testing frameworks, and deployment processes
• Experience with AI-assisted development tools - we're looking for engineers who see AI as a force multiplier, not a threat
• AI-positive mindset - you see AI tools as amplifiers of engineering capability, not replacements, and you're excited to push the boundaries of what's possible with AI-assisted development
• Strong English-language communication skills and the ability to work effectively in globally distributed, cross-functional teams
• A keen interest in ongoing learning, both business and technical – you'll gain deep understanding of IG's trading products and financial markets
• Familiarity with financial services or trading platforms is highly desirable but not essential
• Excellent problem-solving skills with a quality-first, ownership mindset – you build it, you run it, you love it
• This is a hybrid position (3 days onsite, 2 days remote work)

• We are IG UK's Crypto product engineering team, having successfully delivered the company's #1 strategic priority - a fully licensed, FCA-regulated crypto trading platform launched in December 2025. We maintain elite engineering standards through cloud-native AWS architecture, comprehensive observability, and a culture of end-to-end ownership where engineers drive product outcomes, not just technical deliverables
• Your primary responsibility will be to lead the development of complex React Native features for our award-winning trading platforms across mobile and web
• You'll architect scalable solutions that handle real-time financial data streams and high-frequency trading operations on any device
• You'll work as a hands-on practitioner who leads by example while mentoring others in the team
• You'll leverage AI-assisted development tools as a core part of your workflow — we expect engineers to actively embrace AI to multiply their impact
• Think and act like an owner – your code directly enables traders to seize market opportunities
• Lead the development of complex React Native features for our award-winning trading platforms across mobile and web, ensuring optimal performance and user experience
• Architect scalable cross-platform solutions that handle real-time financial data streams and high-frequency trading operations
• Collaborate with cross-functional teams including backend engineers, designers, and product managers to deliver features that drive business growth and champion the client
• Actively participate in product development, from requirements discussions to seeing customers using your software in production
• Mentor junior developers and contribute to technical decision-making that shapes our mobile and web development standards – raising the bar across the team
• Drive cross-platform innovation, implementing cutting-edge technologies to stay ahead in the competitive fintech landscape
• Own end-to-end delivery of features – from technical design through deployment – taking accountability for performance, reliability, and user experience across all platforms
• Leverage AI-assisted development tools to accelerate delivery, improve code quality, and stay at the cutting edge of modern engineering practices
• Think big about our frontend architecture – challenge the status quo, propose improvements, and help shape the technical direction of our mobile and web platforms