Sr. Frontend Engineer - Mobile

OneShot AI; City Of London; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A technology company based in the United Kingdom is looking for a skilled React Native Developer to create and maintain scalable design systems and component libraries. In this role, you will collaborate with designers, ensure UI consistency, and mentor junior engineers. The ideal candidate will have over 3 years of experience in React Native development and a strong portfolio. Competitive compensation is offered.

Qualifications

• 3+ years in React Native development.
• Portfolio showcasing design system or component work.

Responsibilities

• Develop and maintain scalable, accessible React Native design systems and component libraries.
• Collaborate with designers to translate visual designs into reusable code.
• Ensure UI consistency, performance, and cross-platform compatibility.
• Document usage guidelines and mentor junior engineers.
• Stay updated with React Native and design system trends.

Skills

Building React Native design systems

JavaScript

TypeScript

HTML

CSS/styled-components

Redux

MobX

Context API

Accessibility standards

Storybook

Education

Bachelor's in CS, Design, or related field

Job description

Responsibilities

• Develop and maintain scalable, accessible React Native design systems and component libraries.
• Collaborate with designers to translate visual designs into reusable code.
• Ensure UI consistency, performance, and cross-platform compatibility.
• Document usage guidelines and mentor junior engineers.
• Stay updated with React Native and design system trends.

Requirements

• Bachelor's in CS, Design, or related field.
• 3+ years in React Native development.
• Portfolio showcasing design system or component work.

Competencies and Skills

• Strong experience in building React Native design systems and component-based architecture.
• Proficient in JavaScript, TypeScript, HTML, CSS/styled‑components.
• Knowledge of Redux, MobX, Context API, accessibility standards, and tools like Storybook.
• Strong systems thinking, UI consistency, and communication skills.