Senior Product Engineer – Backend

🕒 November 21, 2025

🏢🏡 London – Hybrid

💵 £95k - £125k / year

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

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Attio

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2019

🤝 B2B

☁️ SaaS

🤖 Artificial Intelligence

💰 $7.7M Seed Round on 2021-11

B2B • SaaS • Artificial Intelligence

Attio is an AI-native CRM platform designed for go-to-market (GTM) teams and B2B businesses. It combines a flexible, customizable data model with fast data sync (email, calendar, product and billing data), intelligent automations, AI-powered prospecting and lead routing, and real-time reporting to help revenue teams execute strategy at scale. Built as a SaaS product, Attio emphasizes speed, scalability, security (GDPR, CCPA, ISO), and integrations with common sales and data tools.

📋 Description

• Use your strong expertise in TypeScript/Node.js/GCP to move the company and product forward • Lead projects end-to-end to solve real customer problems • Architect the systems which power new features to support our high standards of performance, reliability, security and scale, and re-architect existing systems as their scaling demands grow • Design REST API contracts for both internal and external consumers that are easy to work with • Represent Attio’s Product & Engineering values both internally and externally

🎯 Requirements

• Experience designing scalable, reliable, secure backend systems • Excellent knowledge of modern Cloud Native systems architecture • Expertise with Node.js 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 in distributed systems • The 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 backend applications, or processing large volumes of real-time data • A love for experimenting with new ideas, tools and techniques, and exploring new technologies

🏖️ Benefits

• 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)