Front-End Engineer

InfoSum Ltd; Basingstoke; Hybrid; GBP 55,000 - 75,000; Full time

Job summary

InfoSum is seeking a Front-End Engineer to join the Product Engineering team and craft intuitive, high‑quality experiences across the InfoSum platform. You will work primarily with TypeScript, React, HTML and CSS to develop new features, improve existing experiences and uphold high quality standards.

You’ll collaborate with engineers, product managers and designers, contributing across the development lifecycle from design discussions to delivery.

Qualifications

• Commercial experience as Front-End Engineer / Software Engineer.
• Strong experience with TypeScript and React.
• Solid HTML/CSS knowledge with responsive design.
• Experience building modern web applications and testing.

Responsibilities

• Build and maintain responsive, high‑quality web apps using TypeScript and React.
• Write clean, maintainable and reusable front‑end code.
• Develop accessible interfaces with HTML/CSS and responsive design.
• Collaborate with Product and Design to turn requirements into great UX.
• Contribute to front‑end solutions and code reviews; improve tooling and processes.

Skills

TypeScript

React

HTML

CSS

Front-end testing

Git

Accessibility

Performance

Collaboration

Tools

Next.js

CI/CD

Cloud environments

Job description

InfoSum is WPP's privacy-first data collaboration technology, trusted by global businesses to unlock the full potential of their first-party data without risk. Its patented, cross-cloud, decentralized collaboration technology le
vates advanced Privacy-Enhancing Technologies (PETs) to radically transform how companies generate audience intelligence and drive better customer experiences. As the foundational infrastructure underpinning WPP Open, InfoSum powers trusted data collaboration across every cloud, client, and capability.

About The Role

We're looking for a Front-End Engineer to join our Product Engineering team and help build intuitive, high-quality experiences across the InfoSum platform.

You’ll work primarily with TypeScript, React, HTML and CSS, developing new features, improving existing experiences and helping us maintain a high standard of quality across the front end. You'll work closely with other engineers, product managers and designers, contributing throughout the development lifecycle from technical discussions through to delivery.

What You'll Be Doing

• Building and maintaining responsive, high-quality web applications using TypeScript and React
• Writing clean, maintainable and reusable front-end code
• Developing accessible and responsive interfaces using HTML and CSS
• Working closely with Product and Design to turn requirements and designs into great user experiences
• Contributing to technical discussions and helping shape front-end solutions
• Writing and maintaining automated tests to ensure the quality and reliability of our applications
• Troubleshooting and resolving bugs and performance issues
• Participating in code reviews and sharing knowledge with the wider engineering team
• Continuously looking for ways to improve our development practices, tooling and user experience

What We're Looking For

• Commercial experience working as a Front-End Engineer / Software Engineer
• Strong experience with TypeScript and React
• Good understanding of HTML and CSS, including responsive design
• Experience building and maintaining modern web applications
• Understanding of front-end testing principles and experience with relevant testing tools
• Familiarity with Git and modern software development practices
• Good understanding of web accessibility, performance and browser compatibility
• A collaborative approach and the ability to work effectively with engineers, designers and product teams
• A willingness to learn, take ownership and contribute beyond your immediate area of responsibility

Nice To Have

• Experience with a modern React framework such as Next.js
• Experience with component libraries or design systems
• Experience working with APIs and integrating front-end applications with backend services
• Exposure to CI/CD and cloud-based development environments
• Experience working in an Agile product engineering environment

We believe the best work happens when we're together, fostering creativity, collaboration, and connection. That's why we've adopted a hybrid approach, with teams in the office around four days a week. If you require accommodations or flexibility, please discuss this with the hiring team during the interview process.

WPP is an equal opportunity employer and considers applicants for all positions without discrimination or regard to particular characteristics. We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers.

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