Frontend Software Engineer

Quantinuum; Cambridge; On-site; GBP 30,000 - 45,000; Full time

Job summary

A leading company in quantum computing is looking for a Junior Front-end Engineer to join their Cambridge team. The role involves developing a cloud platform's front-end, collaborating with talented engineers, and potentially expanding skills into backend services. The company offers a competitive package, equity, and a positive work environment.

Benefits

28 days of paid holiday

Workplace pension

Flexible working

Enhanced parental and adoption benefits

Qualifications

• Experience developing web applications.
• Comprehensive understanding of web fundamentals.
• Unit and E2E testing experience.

Responsibilities

• Help build the front-end for a web application.
• Transform wireframes and UI designs into working code.
• Work closely with other frontend engineers.

Skills

TypeScript

React

Next.js

CSS

HTML

JavaScript

Git

Testing

Tools

TailwindCSS

Jest

Cypress

D3

Job description

Quantinuum is seeking to hire a Junior Front-end Engineer for our Cambridge-based cloud platform, Quantinuum Nexus. Our team aims to support the effort of quantum researchers at every stage of an experiment, making it easier for them to write, execute, and analyze the results of quantum programs run on real hardware. In this role, you will help build the front-end for a web application, transforming wireframes and UI designs into working, testable code. You will work closely with other frontend engineers and be involved in frontend feature discussions.

For a candidate interested in expanding their skillset to other areas in the stack, there could be options to work on our FastAPI Python services or Rust services, as time allows.

The ideal candidate will have:

• Experience developing web applications.
• Comprehensive understanding of web fundamentals (CSS, HTML, JS). Solid understanding of git version control.
• Experience working with TypeScript.
• Experience working with TailwindCSS.
• Experience working with React and Next.js (14+).
• Experience with async state management libraries such as @tanstack/query.
• Unit and E2E testing experience with tools like Jest, Vitest, Cypress, or Playwright.
• Experience with a UI library: Material UI, Ant Design, Shadcn, Radix, etc.
• Knowledge of semantic markup and accessibility standards (a11y, WAI-ARIA).

It would be desirable to have:

• Interest in Quantum Computing.
• Experience implementing data visualization for scientific data using D3, charting libraries, etc.
• Experience working with backend and QA engineers.

What is in it for you?

Working alongside a highly talented team, with leading names in the quantum computing industry. We offer a highly competitive package, equity, 28 days of paid holiday (in addition to public holidays), a workplace pension, a positive approach to flexible working, and enhanced parental and adoption benefits.

About Us:

Science Led, Enterprise Driven – Accelerating Quantum Computing

Quantinuum is the world’s largest integrated quantum company, pioneering powerful quantum computers and advanced software solutions. Quantinuum’s technology drives breakthroughs in materials discovery, cybersecurity, and next-gen quantum AI. With approximately 500 employees, including 370+ scientists and engineers, Quantinuum leads the quantum computing revolution across continents.

Quantinuum recently secured $300m in funding; visit our news pages to learn more about this and other scientific breakthroughs and achievements: https://www.quantinuum.com/news

Please note that employment with us is subject to successfully passing pre-employment screening checks. We are an inclusive, equal opportunity employer. You will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, or veteran status.