Javascript jobs in United Kingdom
Frontend React Developer - Build Intuitive Global UIs
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Pearson Carter
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Morgan Mckinley (Crawley)
Hybrid Digital Marketing Web Developer | UI/UX & SEO
Morgan Mckinley (Crawley)
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Siemens Mobility
Mid-Level Full-Stack Software Engineer (C#/.NET, React)
Gearset
Hybrid Front-End Developer — React & UX Focus
Better Days Recruitment Ltd
Application Test Engineer
ELLIOTT MOSS CONSULTING PTE. LTD.
Lecturer in Computing
Heart of Yorkshire Education Group
Full Stack Engineer: Web, UX & Infra (Hybrid London)
Blackbridge
Lead/Senior Cybersecurity Operations Specialist (Security Services)
JOHN ETHANS INTERNATIONAL PTE. LTD.
Mobile Engineer
Job summary
A tech startup in London is seeking a Front-End Engineer to enhance and develop a tablet-based POS application. The role requires strong skills in React Native and TypeScript, alongside a background in front-end engineering. Candidates should be adept at improving UI quality and optimizing performance in a fast-paced environment. The position offers a hybrid work arrangement with an emphasis on collaboration and innovation.
Qualifications
- Strong experience in React Native and TypeScript.
- Front-end engineering background.
- Experience in building mobile or tablet applications.
Responsibilities
- Build and maintain front-end features for a tablet-based POS application.
- Improve UI/UX quality and optimize the existing codebase.
- Collaborate with product engineers and backend developers.
Skills
Tools
London, UK - Hybrid – 3 days in office - Office location: Central London (Victoria area)
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.
- Build and maintain front-end features 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
- 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
- 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
- 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
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.