Senior React Native Developer

Senior React Native Developer

London Full-Time 60000 - 84000 £ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Design and build a flagship React Native mobile app for iOS and Android.
  • Company: Join a fast-growing UK fintech reshaping the credit landscape with innovative technology.
  • Benefits: Enjoy a £100,000 salary, hybrid work, 25-30 days holiday, and a company bonus scheme.
  • Why this job: Be part of a collaborative team launching an ambitious financial app used by thousands.
  • Qualifications: 5+ years in mobile development with React Native; strong app delivery experience required.
  • Other info: Must have UK residency; no sponsorship available.

The predicted salary is between 60000 - 84000 £ per year.

Our client is a fast-growing UK fintech on a mission to reshape the credit landscape through technology and innovation. With over 800,000 customers and a Trustpilot rating of 4.8, they are entering an exciting new growth phase - investing heavily in tech and launching a brand-new mobile app in September 2025.

They are now hiring a Senior React Native Developer to join a small, collaborative team and play a central role in delivering a high-performance mobile product. This is a hands-on opportunity to help shape an app used daily by thousands, reporting directly to the CTO.

Key Responsibilities
  • Design, build, and support the flagship React Native mobile app
  • Deliver scalable, reusable components and front-end libraries
  • Translate UI/UX designs into performant, production-ready code
  • Own releases for both iOS and Android platforms
  • Work with native modules when required
Ideal Candidate
  • 5+ years of mobile development experience with React Native
  • Proven app delivery to iOS & Android app stores
  • Strong understanding of mobile performance, architecture, and design patterns
  • Solid grasp of domain-driven design, clean code principles, and MVC frameworks
  • STEM or creative mobile app degree preferred
  • High energy, confident communicator, team-first mindset
  • Must have UK, ILR, or Settled Status (no sponsorship available)
Benefits
  • £100,000 base salary
  • Company bonus scheme
  • Hybrid working (2-3 days/week in-office)
  • 25-30 days holiday + bank holidays (increases with tenure)
  • Enhanced pension + 4x life cover
Interview Process
  • Behavioural & CV run-through
  • Technical chat (scalability, architecture)
  • Technical Deep Dive - Coding & technical Q&A
  • Final with CTO + Engineering Lead

Join a profitable fintech scaling rapidly, and play a key role in launching one of the most ambitious financial apps in the UK this year.

Senior React Native Developer employer: Harnham - Data & Analytics Recruitment

Join a dynamic fintech company in Central London that prioritises innovation and employee growth, offering a competitive salary of £100,000 plus bonuses. With a hybrid working model and generous holiday allowances, this is an excellent opportunity to contribute to a high-performance mobile app while being part of a collaborative team that values your input and development.
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Contact Detail:

Harnham - Data & Analytics Recruitment Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior React Native Developer

✨Tip Number 1

Familiarise yourself with the latest trends and best practices in React Native development. Being able to discuss recent advancements or frameworks during your interview can demonstrate your passion and commitment to the field.

✨Tip Number 2

Prepare to showcase your previous projects, especially those involving app delivery to both iOS and Android. Having a portfolio ready that highlights your contributions and the impact of your work can set you apart from other candidates.

✨Tip Number 3

Brush up on your knowledge of mobile performance, architecture, and design patterns. Be ready to discuss how you've applied these concepts in past projects, as this will be crucial during the technical deep dive of the interview process.

✨Tip Number 4

Since the role involves working closely with a small team, emphasise your teamwork and communication skills. Prepare examples of how you've successfully collaborated with others in previous roles, as this will resonate well with the company's team-first mindset.

We think you need these skills to ace Senior React Native Developer

React Native
Mobile App Development
iOS and Android Deployment
Performance Optimisation
UI/UX Translation
Component Design
Native Module Integration
Domain-Driven Design
Clean Code Principles
MVC Frameworks
Collaboration Skills
Communication Skills
Problem-Solving Skills
Agile Methodologies
Version Control (Git)

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your 5+ years of mobile development experience, particularly with React Native. Include specific examples of apps you've delivered to both iOS and Android app stores.

Craft a Compelling Cover Letter: In your cover letter, express your enthusiasm for the fintech industry and how your skills align with the company's mission to reshape the credit landscape. Mention your understanding of mobile performance and architecture.

Showcase Relevant Projects: If you have worked on any significant projects or apps, include links or descriptions in your application. Highlight your role in delivering scalable components and your experience with UI/UX design translation.

Prepare for Technical Questions: Anticipate technical questions related to scalability, architecture, and coding. Brush up on domain-driven design and clean code principles, as these will likely be discussed during the interview process.

How to prepare for a job interview at Harnham - Data & Analytics Recruitment

✨Showcase Your Experience

Make sure to highlight your 5+ years of mobile development experience with React Native. Be prepared to discuss specific projects where you've successfully delivered apps to both iOS and Android app stores.

✨Understand the Company’s Mission

Research the fintech company and understand their mission to reshape the credit landscape. This will help you align your answers with their goals and demonstrate your enthusiasm for their innovative approach.

✨Prepare for Technical Questions

Expect questions on scalability, architecture, and performance. Brush up on domain-driven design, clean code principles, and MVC frameworks, as these are crucial for the role.

✨Communicate Effectively

As a confident communicator, practice articulating your thoughts clearly. Since this role involves collaboration within a small team, showcasing your team-first mindset will be essential during the interview.

Senior React Native Developer
Harnham - Data & Analytics Recruitment
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