Mobile/ Frontend Engineer
Role Overview
This mid-level Front-End Engineer role focuses on building and improving a tablet-based Point of Sale application using React Native and TypeScript. The engineer will work in a fast-paced startup environment, collaborating with product engineers and backend developers to enhance UI quality, optimize performance, and ship new features quickly. The position involves refactoring existing codebases and using AI-assisted development tools to maintain high code quality in a mobile-focused application.
Perks & Benefits
This role offers a hybrid remote work arrangement with 3 days in the office located in Central London (Victoria area), providing flexibility for local candidates. The company operates in a fast-paced startup environment that heavily utilizes AI in development workflows, offering exposure to cutting-edge tools. While specific benefits aren't detailed, typical tech roles include opportunities for career growth through working on fintech products and collaborating closely with product and design teams.
Full Job Description
Location
London, UK - Hybrid – 3 days in office - Office location: Central London (Victoria area)
About the Role
We are looking for a Front-End Engineer with strong React Native and TypeScript experience to help build and improve a tablet-based Point of Sale (POS) application.
This role is ideal for someone with a mobile-focused background who comes from a front-end development foundation. The majority of the codebase is written in React Native, with some Next.js used for web surfaces.
The focus is on improving UI quality, optimizing performance, and building new features in a fast-paced startup environment where AI is heavily used in development workflows.
Key Responsibilities
Build and maintain front-end features for a tablet-based POS application
Work extensively with React Native and TypeScript
Improve UI/UX quality and reduce clutter in an existing codebase
Refactor and optimize front-end code to ensure performance and reliability
Collaborate closely with product engineers and backend developers
Ship new features quickly while maintaining high code quality
Use AI-assisted development tools responsibly and effectively
Required Experience & Skills
Strong experience with React Native and TypeScript
Front-end engineering background (JavaScript, React ecosystem)
Experience building mobile or tablet applications (not native Swift/Kotlin)
Ability to improve and maintain existing codebases
Experience working in startup or fast-paced environments
Comfortable moving quickly and iterating on product features
Nice to Have
Experience with Next.js
Experience working on POS, payments, or fintech products
Familiarity with AI-driven development workflows
Experience collaborating closely with product or design teams
What We’re Looking For
Front-end engineers who care deeply about UI quality and performance
Candidates who are hands-on and execution-focused
Engineers who enjoy improving and optimizing existing systems
Team players who communicate clearly and work well in hybrid teams
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