London: AI-Driven Full-Stack Engineer (React/Node)

Collective Work; Greater London; On-site; GBP 74,000 - 111,000; Full time

Job summary

Collective.work is building the next generation of AI-powered recruitment. We support over 20,000 recruiters and headhunters across France, Belgium, Spain, and EMEA, and are expanding into the UK with a platform that blends AI agents, a vast profile database, and ATS integrations.

The role focuses on building features across React frontend and Node.js backend, designing scalable APIs, and embedding AI-powered capabilities into high-performance experiences.

Qualifications

• Must have strong experience with React, Node.js, and JavaScript/TypeScript.
• Solid understanding of API design, backend architecture, and database integration.
• Experience building and maintaining production-grade web applications.
• Familiarity with AI APIs and LLM integrations is a plus.
• Proactive, product-minded engineer who enjoys ownership and shipping quickly.

Responsibilities

• Build and ship product features across the React frontend and Node.js backend.
• Develop scalable APIs, backend services, and integrations with third-party tools, including ATS platforms.
• Integrate AI-powered capabilities into intuitive, high-performance user experiences.
• Improve application performance, reliability, and code quality.
• Collaborate closely with product and engineering teams to deliver features from conception to production.

Skills

React

Node.js

JavaScript/TypeScript

API design

Backend architecture

Database integration

Production-grade web apps

AI APIs

LLM integrations

Product-minded engineer

Job description

Collective.work is building the next generation of AI-powered recruitment. We support over 20,000 recruiters and headhunters across France, Belgium, Spain, and EMEA, and are expanding into the UK with a platform that blends AI agents, a vast profile database, and ATS integrations.

The role focuses on building features across React frontend and Node.js backend, designing scalable APIs, and embedding AI-powered capabilities into high-performance experiences.