Founding Engineer - London

Founding Engineer · Central London · Up to £235k + Founding Equity · We're looking for engineers who don't wait for tickets to tell them what to do The kind who enjoy jumping into messy problems, talking to real users, sniffing out bottlenecks early, and sketching solutions that ...

We are super excited to have partnered with a pre-seed funded startup who are building Agentic AI systems to transform the productivity of workers and businesses worldwide. · Backend (Python) · Frontend (Typescript, React) · ...

+Job summary · We are seeking a Founding Engineer (CTO-track) to take end-to-end ownership of building and launching our platform.This is a hands-on, full-stack role initially: you will own the architecture, build core product capabilities, and deploy and operate the platform in ...

A newly formed company that graduated Y-Combinator is looking to hire a Founding Engineer for their London team. Having secured £10m in funding from top investors, they're excited to press on and this hire is critical to how they do that. · ...

This isn't another early-stage role with duct-taped systems and vague vision. · This team just raised $20M and is assembling a founding engineering group with one rule: · only exceptional people. · ...

Join a founding team with a proven record of building successful start-ups at an early-stage cybersecurity start-up redefining how organisations protect data and infrastructure. · ...

Would you like the opportunity to work for a fast-moving AI start-up who are building and scaling software products with creators. · Owning fullstack development across multiple products — designing APIs and data models, building and shipping services, and maintaining quality in ...

This is a unique opportunity to help build a transformative new platform at the intersection of software systems, automation, and intelligent infrastructure. · ...

Navys is seeking a Founding Engineer who will take ownership of day-to-day engineering execution and play a pivotal role in building the engineering function from its earliest foundations. · Esta es una oportunidad para un ingeniero experimentado que pueda operar cerca de la tecn ...

This role begins as a light advisory alignment (≈1–2 hours/month) and is intended to convert to a full-time founding engineering role post-funding. · We are structuring a fragmented ecosystem and enabling more appropriate context-aware discovery over time. · The system itself is ...

A newly formed company that graduated Y-Combinator is looking to hire a Founding Engineer for their London team. · ...

We are seeking a Founding Engineer (CTO-track) to take end-to-end ownership of building and launching our platform. · ...

+ Up to £150,000 base + 1% equity · + High impact & ownership over core product. · + Work closely with a high calibre founding team. · A Lead / Staff level Software engineer with strong backend engineering skills, ideally in Python. · ...

Founding Engineer - Competitive Salary + Meaningful Equity: · We're partnering with an early-stage, Series A-backed technology company building a category-defining product in a large and rapidly evolving market. · They've secured strong institutional backing, have real traction, ...

Join a founding team with a proven record of building successful start-ups, this is a chance to be part of something from the ground up. · ...

This is a true 0-to-1 role for a founding engineer to build AI agents that connect people - real products with real users in London, · ResponsibilitiesBuilding the core product end-to-end across frontend, backend, and AI systems · Shipping fast, owning production, and iterating d ...

I'm working with a stealth-stage AI company that's tackling one of the biggest challenges in the field right now: making AI systems reliable trustworthy and ready for heavily regulated industries like Finance. · ...

This is a hands-on role where you will work directly alongside the founding team to help shape the core technology and company culture. · 3+ years of Software Development experience in Python, Java, C#, C++ · Experience working on an end-to-end development cycle · ...

We're hiring an ambitious Founding Engineer who thrives in high-intensity environments to develop algorithms for gesture recognition using our proprietary sensor technology. · Lead algorithm development, inclusive of signal processing and machine learning approaches. · Collaborat ...

We're hiring for a seed-stage SaaS startup backed by Balderton that's using AI to fundamentally redefine its product. · , at a genuine inflection point, and looking for a hands-on engineer to help shape the product, architecture, and technical foundations from the ground up. · Fu ...