Senior Frontend Design Engineer – Outside IR35 – London

Bond Williams; Greater London; Hybrid; GBP 83,000 - 129,000; Full time

Job summary

Bond Williams seeks a Senior Frontend Design Engineer to join on an initial 3-month contract. You will bridge product design and frontend engineering, taking ideas from wireframes through to production-ready applications on a London hybrid/remote setup.

We value strong React/TypeScript skills, UI/UX awareness, and experience building scalable frontend architectures with reusable components and robust tests. Immediate start offered.

Qualifications

• Strong experience delivering complex web apps in React/TypeScript.
• Ability to translate wireframes into polished UI components.
• Proven expertise in building scalable frontend architectures.
• Experience with reusable component libraries and modern testing tooling.

Responsibilities

• Bridge product design and frontend engineering from wireframes to production.
• Develop high-quality, accessible user interfaces with pixel-perfect polish.
• Collaborate with engineers, product teams and stakeholders across the business.

Skills

React

TypeScript

UI/UX awareness

Reusable components

Frontend architecture

Testing (Playwright)

Testing (Vitest)

Testing (Jest)

Testing (RTL)

Cross-functional collaboration

Autonomous delivery

Tools

Playwright

Vitest

Jest

React Testing Library

Job description

Bond Williams are working with an innovative and fast-growing technology business seeking a Senior Frontend Design Engineer to join their team on an initial 3-month contract.

This is an exciting opportunity to play a key role in the design and development of a highly visual, user-facing platform. We’re looking for someone who can bridge the gap between product design and frontend engineering, taking ideas from wireframes and concepts through to polished, production-ready applications.

As Senior Frontend Design Engineer Skills Required:

• Strong commercial experience with React and TypeScript
• Proven track record delivering complex web applications from concept through to production
• Excellent UI/UX awareness with a strong eye for detail and product quality
• Experience creating reusable component libraries and scalable frontend architecture
• Strong understanding of modern testing practices (Playwright, Vitest, Jest, React Testing Library etc.)
• Comfortable collaborating closely with engineers, product teams and non-technical stakeholders
• Ability to work autonomously and deliver at pace

Contract Details

• Initial 3-month contract (Possibly longer)
• Outside IR35
• Immediate start available
• London hybrid / remote
• Competitive day rate depending on experience

If you’re a senior React engineer who enjoys creating polished user experiences and wants to work on an innovative product with real-world impact, we’d be keen to speak with you.

Bond Williams Professional Recruitment are an equal opportunity employer and operate as an Employment Business and Recruitment Agency