Senior Product Engineer [Frontend]

Attio Ltd; City Of London; On-site; GBP 95,000 - 125,000; Full time

Job summary

A leading technology company in London is seeking an experienced Senior Product Engineer to design and implement features with JavaScript and React. You will lead projects that solve real customer problems and build innovative user experiences. The ideal candidate will have strong expertise in frontend technologies and a proactive problem-solving attitude. This role offers a competitive salary between £95,000 to £125,000 and great benefits, including equity and 25 days of holiday.

Benefits

Competitive salary

Equity in early-stage tech company

25 days holiday plus public holidays

Private medical insurance

Pension contribution

Enhanced family leave

Team off-site events

Qualifications

• Experience working in product-led businesses, ideally building modern web/desktop applications.
• Excellent UI and product sense.
• Expertise with React and TypeScript.
• Track record of ownership and product delivery.
• Ability to communicate technical ideas to the wider team.

Responsibilities

• Design and implement product features using React, Zod, Lexical and other technologies.
• Lead projects end-to-end to solve real customer problems.
• Build innovative user experiences with modern frontend development tools.
• Represent the company's Product & Engineering values.

Skills

JavaScript/TypeScript

React

UI and product sense

Problem-solving attitude

Job description

This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board.

Attio is on a mission to redefine CRM for the AI era.

We’re building the first AI-native CRM – designed for the most ambitious go-to-market teams. We recently announced our $52M Series B, led by GV (Google Ventures), with support from Redpoint, Balderton, Point Nine, and 01A. Our team thrives on solving complex technical challenges, delighting our users, and setting a new standard for the industry.

About the role

Our Engineering team tackles the toughest challenges, so our users never have to. Real-time infrastructure, AI-native architecture, and a frontend that feels effortless – all powered by a team that moves fast, thinks rigorously, and holds an exceptionally high bar for quality.

We’re looking for a Senior Product Engineer who cares deeply about building beautiful, performant systems – and wants to help reinvent how millions of people work.

What you'll do

• Use your strong proficiency in JavaScript/TypeScript to design and implement product features using React, Zod, Lexical and other popular open-source technologies
• Lead projects end-to-end to solve real customer problems
• Build innovative, cutting-edge user experiences, driven by your expertise with modern frontend development tools and techniques
• Represent Attio's Product & Engineering values both internally and externally

What you'll bring

• Experience working in product-led businesses ideally building modern web/desktop applications
• Excellent UI and product sense
• Expertise with React and TypeScript
• A track record of ownership and product delivery
• A proactive, self-motivated problem solving attitude, with a strong passion for advancing and innovating frontend technology
• Ability to communicate technical ideas to the wider team and influence stakeholders across Engineering, Product and Design

Nice to have:

• Experience contributing to, or participating in open source projects
• An interest or experience in mentoring other members of the team
• Experience working with data-rich frontend applications, handling real-time data, and using techniques such as client-side state management to seamlessly handle background or offline updates, and collaborative editing
• A love for experimenting with new ideas, tools and techniques, and exploring new technologies

What we offer

• Competitive salary of £95,000 to £125,000
• Equity in an early-stage tech company on an incredible trajectory
• 25 days holiday plus local public holidays
• Apple hardware
• Private medical insurance through AXA
• Pension contribution through Hargreaves Lansdown
• Enhanced family leave
• Team off‑site in fun places! (We've been to Barcelona, Lisbon, Malta, and Split so far)