Frontend Engineer (React Native)
Job Title
Frontend Engineer (React Native)
Job Description
So, who are we?
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*IG has been at the centre of retail trading and investment since 1974, when we helped create the market for financial spread betting. Today, we're a FTSE100 fintech operating across five continents, serving over 700,000 clients and handling billions in transactions \- built on decades of scale, trust and proof. We didn't pivot to innovation; it's how we've always operated. What that means for the people who work here is real: genuinely complex problems to solve, the technology and resources to tackle them properly, and the kind of scope that’s rare in established businesses. The bar is high \- bring a curious and forward\-thinking mindset and we'll give you the platform to define what comes next. Join us at IG – the future* *gets* *built here.*
Your team
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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 role in the Team’s Success
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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.
What you'll do
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- 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
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- Extensive experience of React Native development with a proven track record of delivering production mobile and/or web applications
- Strong expertise in JavaScript/TypeScript, 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, WebSocket 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 try to take a thoughtful approach to our ways of working as a company. We follow a hybrid working model with 3 days in the office – which we think balances the need to collaborate effectiv ely and connect with each other . When it comes to how we deliver, t here are 5 things we want everyone to do to drive high performance, better learning and career satisfaction :
- Lead and Inspire: D rives trust, alignment, and enthusiasm
- Think Big: Focus on the problems that most impact commercial outcomes
- Champion the client: Understand and prioritise client's needs
- Deliver at pace: Push for fast, sustainable growth;
- Raise the bar: Take ownership , be accountable and share feedback
The Perks
Y our growth fuels our succes s ! Thrive with tailored development programs, mentoring opportunities with leaders , and clear career progression. Expand your network through committees, sports and social clubs. Enjoy extra time off for volunteering and community work.
- Competitive salary
- Flexible Benefits Package on top of your salary (12%)
- Private medical cover for you and your family
- Life insurance
- Contribution to gym memberships
- 25 Days holiday, with 1 additional day off to celebrate your Birthday \& 2 additional days off a year for voluntary work (28 in total
- The option to buy or sell holiday days.
- Unlimited access to the LinkedIn Learning Platform
- A comprehensive global and local onboarding process
- Employee\-led LGBTQ\+, Women’s, Black and Parents \& Carers networks with an annual budget for organising events \& projects that foster an open, diverse and inclusive culture
- Option to participate and create ESG initiatives based on IG Brighter Future Fund
- Enhanced primary (maternity), secondary (paternity), and shared parental pay and leave, as well as a range of support and benefits for parents
Number of openings
1
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