Design Engineer at Seamflow
- Location
- London, United Kingdom
- Compensation
- Not Disclosed
Seamflow.com is rebuilding the $250B testing and certification industry from the ground up, replacing manual PDFs and spreadsheets with AI-powered workflows. Backed by Northzone and Initialized Capital, this elite team of former olympiad medallists is looking for a Design Engineer to own the product interface.
If you have high engineering standards, exceptional UI/UX taste, and want to ship to production in your first week, join them in Shoreditch to build software that keeps the world’s infrastructure safe.
Role overview
As a Design Engineer at Seamflow.com, you will own the frontend experience for complex AI-powered workflows. Working in Shoreditch, you’ll translate messy real-world certification processes into intuitive interfaces. This role demands high engineering rigor combined with exceptional UI/UX taste to replace legacy spreadsheets and PDFs with modern, intelligent software solutions.
About Seamflow
Enterprise · 10 employees · London, United Kingdom · Seed (VC-backed)
Seamflow is the operating system for TIC organizations.
Backed by Northzone, Initialized Capital, Nebular VC, Transpose Platform, Entrepreneur First.
What you will do
- Design and build sophisticated frontend interfaces that turn 400-page technical files and complex workflows into actionable, intelligent digital tools.
- Collaborate directly with founders to define and implement a cohesive design system while shipping high-quality code to production in your first week.
- Engage directly with customers to understand their manual inspection processes and translate those insights into powerful, automated software solutions.
Who this is a fit for
- Demonstrated experience building and maintaining production-grade UI that real users rely on, moving seamlessly from whiteboard sketches to shipped code.
- Strong engineering fundamentals and the ability to work across the stack, with a particular focus on modern frontend technologies like TypeScript and React.
- Exceptional design taste and product intuition, with a track record of working autonomously to solve complex problems without requiring detailed specifications.
Why this role is remarkable
- Join a high-caliber team of former olympiad medallists and engineers from Google, Amazon, and X who maintain an exceptionally high bar for talent.
- Backed by elite investors Northzone and Initialized Capital after a 14x oversubscribed $4.5M seed round, entering a market where demand is outstripping capacity.
- Own the entire product surface area from day one, building tools that ensure the safety of everything from planes and batteries to medical devices.
How Jack & Jill work together

What happens next?
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 your profile’s a match and Seamflow wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.