Full Stack Engineer - TS/Next.js/Node.js

Full-Stack Product EngineerLondon | On-site (5 days) | £80k–£150k + EquityA well-funded, fast-growing AI startup is hiring a Full-Stack Product Engineer to help build the next generation of operational software in a large, legacy industry being transformed by automation.This is an opportunity to join early, work directly with founders, and own high-impact product features from day one. The business has strong funding, rapid growth, and real-world product-market fit.The RoleYou’ll join a lean, high-performing engineering team building internal and customer-facing products powered by AI.They’re particularly keen to hire someone with strong front-end capability who can complement an existing backend-heavy team, while still being comfortable shipping across the stack.You’ll own features end-to-end — from understanding user problems, defining solutions, building the product, and iterating quickly based on feedback.What You’ll Be DoingOwning product features from idea to production launchBuilding polished front-end experiences using TypeScript / Next.jsDeveloping backend services and APIs using Node.jsBuilding AI-adjacent features such as:document processing workflowsemail automationcommunication / voice pipelinesinternal operations toolingWorking closely with operations and commercial teams to solve real user pain pointsShipping quickly in a highly iterative product environmentHelping shape engineering culture and standardsWhat They’re Looking For2–7 years experience in full-stack engineeringStrong front-end skills with TypeScript / Next.jsCommercial backend experience with Node.jsExperience owning features end-to-endProduct-minded engineer who cares about users and speedComfortable working in ambiguity and startup paceStrong work ethic and desire to buildNice to HaveExperience in startups or top-tier tech businessesExposure to AI products or automation systemsFamiliarity with GCP, Postgres, TerraformExperience in fintech / insurtech / workflow-heavy productsPackage£80k–£150k base salaryMeaningful equityVisa sponsorship availableHigh ownership, high impact environmentWhy This Role?This is ideal for someone who wants to move faster, own more, and build products that genuinely matter — rather than being one small cog inside a large company.If you're strong technically, commercially minded, and want to be part of a category-defining company early, this is worth a conversation.