Senior Software Engineer

Lead Full Stack Engineer AI start-up UK Remote (must be based in the UK) Up to £100,000 Meaningful Equity Build it. Shape it. Own it. We’re working with an ambitious, early-stage startup on a mission to transform how frontline roles are hired. Their AI-powered platform is already live with paying customers - and now they’re looking to build their in-house engineering team to help take things to the next level. If you’re excited by the idea of building something from the ground up - and having real ownership over what (and how) it’s built - this could be your moment. Why Join Be the part of the founding technical team - set the direction for tech, product, and culture. Work on a live, revenue-generating product making real impact. Join early, with significant equity and influence . Backed by strong early funding and 12 months of runway . What You'll Do Own architecture, infrastructure, and technical decisions. Build scalable full-stack systems (Next.js, Node.js, MongoDB). Improve performance, reliability, and deployment processes. Partner with the founders to design, build, and ship fast. Set the groundwork for future hires and engineering culture. Tech Stack Frontend & Backend: Next.js, Node.js Infrastructure: MongoDB Atlas, Heroku Tools: Auth0, AWS S3, WebSockets AI & Voice: OpenAI, Twilio, ElevenLabs About You Senior full-stack engineer with startup experience. Strong architectural instincts and scalable systems know-how. Clean, maintainable coding style with performance in mind. Comfortable wearing multiple hats and working independently. Passionate about building tech that solves real-world problems. What You’ll Get Immediate impact - your work will reach real users, fast. Equity with real upside - grow with the company. Remote-first flexibility - work from anywhere in the UK. Ready to lead, build, and shape from day one? This is your chance to truly own something meaningful.

Location: UK, GB

Posted Date: 11/19/2025