A YC-backed startup in London seeks a Senior Software Engineer to join their founding team. This role involves working closely with founders, shaping the product, and making key technical decisions. You'll directly impact product direction while working in a hybrid model, splitting time between the office and remote work. Ideal candidates have strong experience in Python and TypeScript and are eager to thrive in a fast-paced startup environment. Compensation ranges from £90K to £120K plus equity. #J-18808-Ljbffr Our organisation is growing, and we are hiring a Founding Software Engineer – YC‑Backed Startup London in Greater London, England, United Kingdom. Are you ready to take on the Founding Software Engineer – YC‑Backed Startup London role at HartleyCo? We would love to welcome a new Founding Software Engineer – YC‑Backed Startup London to our group in Greater London, England, United Kingdom.