Job Description
Senior React Native Developer, Loughton (IG10) – Essex
80k to 120k DOE – fully onsite though, 5 days a week with no remote flex
Avanti Recruitment is working with a fast-growing, digital-first financial services business looking to hire a Senior React Native Developer to take ownership of their mobile application and help shape the future of their platform.
This is a hands-on role where you’ll be building and scaling high-performance mobile apps used by real customers, working closely with product, design, and backend teams.
What you’ll be doing
* Building and maintaining cross-platform mobile apps using React Native
* Designing scalable, high-quality mobile architecture
* Collaborating with UX, product, and backend teams to deliver new features
* Integrating APIs and third-party services
* Implementing secure, reliable mobile solutions
* Driving best practices across testing, performance, and code quality
* Supporting CI/CD pipelines and app releases to iOS and Android stores
What we’re looking for
* Strong commercial experience with React Native
* Solid JavaScript / TypeScript skills
* Experience delivering mobile apps end-to-end
* Knowledge of state management (Redux, MobX, Context API, etc.)
* Experience integrating REST APIs
* Familiarity with testing tools such as Jest or Detox
* Understanding of mobile performance, scalability, and security
Nice to have
* Experience with native iOS or Android development
* Exposure to CI/CD and mobile build pipelines
* Experience in fintech or regulated environments
Why apply?
* High-impact role with real ownership of a core product
* Work in a modern, collaborative engineering team
* Opportunity to shape mobile architecture and best practices
* Competitive salary and benefits package