Senior Software Engineer - React / React Native
Fanduel - Edinburgh/Hybrid
Posted Apr 13, 2026
Benefits
- Parental leave
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- Non-birth-parent leave
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- Family-building benefits
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- Fertility benefits: Not verified
- Adoption assistance: Not verified
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- Mental health support
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- 401(k) match
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About this role
Senior Software Engineer - React / React Native Edinburgh/Hybrid THE POSITION We're looking for a Senior Software Engineer to join our Sportsbook Core Apps engineering team. You'll be working on foundational engineering, focusing on improving the underlying frameworks, tooling, and performance that enable FanDuel to deliver an exciting and innovative customer experience. Working with our React Native Sportsbook application, you'll enhance the core React Native platform and shared codebase to improve performance, scalability, reliability, and developer experience. You'll collaborate closely with engineers across the org to ensure the React Native stack integrates cleanly with native layers and enables feature teams to deliver safely and quickly. We're looking for skilled engineers who are empathetic communicators with a commitment to continuous improvement and engineering excellence. The ideal candidate has significant experience delivering production React Native applications, can propose pragmatic solutions to performance and platform challenges, and enjoys mentoring others and raising quality standards. As a member of this team, you will strengthen the foundations of our mobile platform, enabling FanDuel engineers to deliver features more effectively while maintaining platform quality and best practices. We are a growth company so there are plenty of opportunities for you to learn & grow with us. Some of your responsibilities will include: - Enhancing the core React Native codebase for the Sportsbook app, focusing on performance, scalability, and maintainability - Profiling and optimising app startup and runtime performance across the React Native stack (rendering, bundle size, memory, JS/native thread work, etc.) - Building and maintaining shared
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