Hybrid London Senior Frontend Architect (React)

Prism Digital; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

Prism Digital in London is seeking a senior front-end engineer who writes robust React code and owns major parts of the front-end architecture. You will work on portal and mobile ordering products, shaping the design system, and collaborating with product and backend teams.

Through a 3-day on-site probation, you’ll demonstrate hands-on leadership while mentoring one or two developers. The role offers autonomy with flexible post-probation arrangement and a focus on performance, testing, CI/CD,

Qualifications

• Senior front-end engineer with hands-on React expertise.
• Experience building component-driven front-end architectures.
• Ability to mentor one or two developers.
• Strong technical decision-making under pressure.

Responsibilities

• Develop portal and mobile ordering products.
• Contribute to the design system and shared component library.
• Implement payment flows and real-time data integrations.
• Support automated testing, CI/CD, and performance monitoring.

Skills

React

Senior front-end experience

Component-driven front-end

Mentoring one or two developers

Strong technical decision-making under

Tools

TypeScript

React Native

Node.js

Express

MongoDB

PostgreSQL

Job description

Prism Digital in London is seeking a senior front-end engineer who writes robust React code and owns major parts of the front-end architecture. You will work on portal and mobile ordering products, shaping the design system, and collaborating with product and backend teams.

Through a 3-day on-site probation, you’ll demonstrate hands-on leadership while mentoring one or two developers. The role offers autonomy with flexible post-probation arrangement and a focus on performance, testing, CI/CD,