As the most senior backend hire, you will architect the core systems powering a sophisticated AI assistant designed to automate 90% of property management workflows. Leading from the front, you will design event-driven architectures and scale APIs for a platform already pilot-testing with high demand as it moves toward revenue.
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London, United KingdomNot Disclosed
Lead Backend Engineer at VC-backed AI startup automating property management
Join a high-growth London AI startup as the Lead Backend Engineer and build the operating system for modern property management. Led by a Head of Engineering who scaled teams from zero to 140+ people through a $35M Series B, this role offers the chance to own the architecture of an AI assistant automating 90% of manual property workflows. Working alongside ex-Revolut and Cambridge alumni founders, you will shape a category-defining platform from its earliest stages, leveraging Node.js and TypeScript to build mission-critical systems that solve massive real-world problems. This is an elite opportunity for a senior leader to define the technical backbone of a future unicorn.
Overview
Role overview
Company
LightWork AI
AI25 employeesLondon, United Kingdom
Stealth-mode AI startup building the operating system for property management, led by a Head of Engineering who scaled a Fintech to a $35M Series B and backed by Entrepreneur First and Cambridge alumni.
Responsibilities
What you will do
- Architect and build scalable backend services and APIs using Node.js and TypeScript within a microservices and event-driven environment.
- Integrate backend systems with LLMs and AI models to automate real-time communications, compliance, and maintenance workflows.
- Mentor the engineering team, lead code reviews, and collaborate across AI and product functions to translate complex business needs into technical reality.
Candidate profile
Who this is a fit for
- At least 7 years of professional experience with deep expertise in Node.js, TypeScript, and relational databases like PostgreSQL.
- Proven track record of designing and operating production-grade microservice or event-driven architectures in high-growth startup environments.
- Strong leadership profile with experience mentoring engineers and a genuine ownership mentality toward building robust, maintainable systems.
What makes it remarkable
Why this role is remarkable
- Rare chance to join a category-defining AI company as the senior technical lead, working directly with a founding team of ex-Revolut and industry experts.
- Massive market impact, building automation for a sector where teams currently spend 75% of their time on repetitive manual admin.
- High-influence leadership role where you will shape the engineering culture, technical standards, and backend architecture from the ground up.
Jack & Jill
How Jack & Jill work together
I get to know what you’re great at, then find roles you’d never find yourself.Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support.
I recruit from Jack’s network and make the intro when I spot a great match.And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate.
Meet Jack
Jack gets to know what you're great at and what you want next, then searches 14 million jobs daily and introduces you directly to hiring managers.
How does this work?
Jack's an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack's network.
If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives.
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