At a Glance
- Tasks: Enhance the React Native codebase for our Sportsbook app, focusing on performance and scalability.
- Company: Join FanDuel, a leading tech company in the sports betting industry.
- Benefits: Competitive salary, remote work options, and opportunities for professional growth.
- Other info: Be part of a diverse team committed to continuous improvement and engineering excellence.
- Why this job: Make a real impact on mobile technology while collaborating with talented engineers.
- Qualifications: Experience in React Native or strong React skills with a passion for mobile development.
The predicted salary is between 60000 - 80000 £ per year.
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 organisation 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.
Responsibilities- 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 frameworks, tooling, libraries, and components that support feature teams
- Improving developer experience through better tooling, documentation, templates, CI reliability, and build performance
- Contributing to technical design discussions and leading multi-phase improvements, breaking work into incremental, testable deliveries aligned with team priorities
- Supporting continuous improvement initiatives that raise quality, reduce toil, and improve operational readiness within the domain
- Joining our on-call rota, sharing out of hours support duties as part of our incident response process
- Significant experience delivering production React Native applications (OR strong React skills with interest in mobile development)
- Strong TypeScript skills and a solid understanding of React patterns, architecture, and maintainable code practices at scale
- Practical experience profiling and improving performance in React Native applications (startup time, rendering, responsiveness, memory, etc.)
- Experience with React Native native modules / bridging; native Android (Kotlin/Java) and/or iOS (Swift) experience is a plus
- Familiarity with mobile development best practices, testing strategies, and CI/CD pipelines
- Experience working in Agile teams and contributing to collaborative technical standards
- A quality-focused mindset with strong problem-solving skills and the ability to evaluate trade-offs in ambiguous situations
- Contribute meaningfully to technical design discussions and propose pragmatic solutions aligned with our technical vision
- Take ownership of delivering platform improvements end to end, including measurement, rollout, and iteration
- Mentor and support other engineers, raising the bar through thoughtful reviews, coaching, and knowledge-sharing
- Participate in wider engineering community initiatives and help spread best practices
FanDuel is an equal opportunities employer. Diversity and inclusion in FanDuel means that we respect and value everyone as individuals. We don't tolerate bias, judgement or harassment. Our focus is on developing employees so that they reach their full potential.
FanDuel is committed to providing reasonable accommodations for qualified individuals with disabilities. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please email.
The requirements listed in our job descriptions are guidelines, not hard and fast rules. You don't have to satisfy every requirement or meet every qualification listed. If your skills are transferable and you are in the ballpark experience-wise, we'd love to speak to you!
Senior Software Engineer - React / React Native employer: Job Search Place Limited
At FanDuel, we pride ourselves on being an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration. As a Senior Software Engineer, you'll have ample opportunities for professional growth while working in a supportive environment that values diversity and inclusion. Our commitment to continuous improvement ensures that you will not only enhance your technical skills but also contribute to a team dedicated to delivering an outstanding customer experience.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Software Engineer - React / React Native
✨Tip Number 1
Network like a pro! Reach out to current or former employees at FanDuel on LinkedIn. A friendly chat can give you insider info and might even lead to a referral, which is always a bonus.
✨Tip Number 2
Show off your skills! If you’ve got a GitHub or personal project that showcases your React Native expertise, make sure to highlight it during interviews. It’s a great way to demonstrate your hands-on experience.
✨Tip Number 3
Prepare for technical challenges! Brush up on your problem-solving skills and be ready to tackle coding exercises. Practising common algorithms and React Native scenarios can really set you apart.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in joining the team.
We think you need these skills to ace Senior Software Engineer - React / React Native
Some tips for your application 🫡
Tailor Your CV:Make sure your CV highlights your experience with React Native and TypeScript. We want to see how your skills align with the role, so don’t be shy about showcasing relevant projects or achievements!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share your passion for mobile development and how you can contribute to our team. We love seeing candidates who are excited about continuous improvement and engineering excellence.
Showcase Your Problem-Solving Skills:In your application, mention specific challenges you've faced in previous roles and how you tackled them. We appreciate engineers who can propose pragmatic solutions and think critically about performance and scalability.
Apply Through Our Website:We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!
How to prepare for a job interview at Job Search Place Limited
✨Know Your React Native Inside Out
Make sure you brush up on your React Native skills before the interview. Be prepared to discuss your experience with performance optimisation, profiling, and any challenges you've faced while delivering production applications. This will show that you're not just familiar with the framework but can also contribute meaningfully to their core apps.
✨Showcase Your Problem-Solving Skills
During the interview, be ready to share specific examples of how you've tackled performance issues or improved developer experience in past projects. Highlight your ability to evaluate trade-offs and propose pragmatic solutions, as this aligns perfectly with what they're looking for in a candidate.
✨Emphasise Collaboration and Mentorship
Since the role involves working closely with other engineers and mentoring them, be sure to talk about your experiences in Agile teams. Share how you've contributed to technical discussions and helped raise quality standards through coaching and knowledge-sharing.
✨Prepare Questions That Matter
Think of insightful questions to ask during the interview that reflect your interest in their engineering practices and culture. Inquire about their continuous improvement initiatives or how they handle technical design discussions. This shows that you're genuinely interested in being part of their team and contributing to their growth.
