Onsite
London, UK
Mid (3+ yrs)
Today
Quick Take
Seamflow is seeking a Front End Design Engineer in London (in-person, Shoreditch). You will own the entire user interface layer across complex AI document review tools for regulatory testing, combining high design fidelity, typography, motion, and React engineering.
🏢 About Seamflow
Seamflow is building the software platform for the multi-billion-dollar testing, inspection, and certification industry. Backed by a $4.5M seed round led by Northzone and Initialized Capital, Seamflow replaces outdated paper and PDF audits with modern AI-driven workflows that keep airplanes, batteries, lifts, and medical devices safe for the world.
🎯 The Role
Seamflow is looking for a Front End Design Engineer based in Shoreditch, London. In this high-ownership in-person seat, you will own the entire frontend presentation layer—from layout, typography, and motion down to the production React code that powers regulatory assessment tools.
🛠️ Tech Stack
- React
- TypeScript
- Design Systems
- CSS Modules / Tailwind CSS
- Motion & Micro-interactions
- Figma
- REST APIs
💼 What You'll Do
- Design and engineer data-dense interfaces that make massive regulatory files intuitive and legible.
- Build and govern the company-wide design system, typography scales, and component library in React.
- Prototype and deploy user interfaces for auditing and correcting AI-generated document analyses.
- Conduct direct user research with domain specialists to discover and resolve UX friction.
- Ship production code autonomously in rapid, reversible increments.
✅ What You'll Need
- Demonstrated track record of designing and building production interfaces used by real people.
- Exceptional aesthetic sensibility with mastery over typography, spacing, hierarchy, and UI motion.
- Ability to bridge both sides of product craft: designing in Figma and implementing in React and TypeScript.
- Experience designing for data density and expert-level operator workflows.
- Eagerness to work on-site with an ambitious engineering team in Shoreditch, London.
🌟 Nice to Have
- Prior design engineering experience at companies like Linear, Figma, Notion, or Vercel.
- Experience building interfaces where humans review and correct machine learning predictions.
- Founder or early-stage founding team background.
Why This Role?
This listing comes straight from a hiring manager or recruiter post — not an ATS scrape. You can often reach out directly, and these roles move fast. The tech stack leans on React, TypeScript, JavaScript.
Front End Design Engineer at Seamflow — FAQ
Quick answers about this role, the stack, and how to apply.