Senior Full Stack Engineer (Backend leaning) in London

London 2 days agoFull-time External
Negotiable
Energy Jobline is the largest and fastest growing global Energy Job Board and Energy Hub. We have an audience reach of over 7 million energy professionals, 400,000+ monthly advertised global energy and engineering jobs, and work with the leading energy companies worldwide. We focus on the Oil & Gas, Renewables, Engineering, Power, and Nuclear markets as well as emerging technologies in EV, Battery, and Fusion. We are committed to ensuring that we offer the most exciting career opportunities from around the world for our jobseekers. Job Description Senior Full-Stack Engineer (Backend-Leaning) – SaaS + AI Join a seed-stage SaaS startup backed by leading VCs, adopting AI to redefine their product. They’re pre-PMF, mid-pivot, and need a hands-on engineer (~80% coding) to help build, define, and scale. Comp: Up to £100k + strong early stack equity package What you’ll do • Full-stack engineering, backend-leaning (Next.js FE + BE, Node.js, TypeScript, legacy Python) • Collaborate with product & CEO to shape the roadmap • Help guide a small, senior team • Work on AI / agentic systems integration Setup Hybrid: 2+ days/week in Moorgate Small, flat team with fast decisions If you’re a hands-on engineer who loves building SaaS products with AI, let’s chat! Senior Full-Stack Engineer (Backend-Leaning) – SaaS + AI If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.