Founding Engineer
2 weeks ago
Founding Engineer - Your Ticket to YC W26
Founding Engineer
required to be the
first engineering member
of an exciting pre-seed start-up on its journey to
Y Combinator W26
. The team is very early, already accepted into YC, and backed by a
large pre-seed round from top-tier investors
.
This is an extremely rare opportunity to go through Y Combinator and experience the entire journey of building something big from day one.
Who you are:
- 4+ years of professional software development experience
- Experienced building full-stack features end-to-end
- You've shipped real AI systems - not just played with it
- Proficiency in Python, JavaScript, and modern LLM tooling
- Previous founder or early-stage / founding engineer experience
- Deep ownership mindset & thrive in fast-paced environments
Why This Role
- Guaranteed YC experience
- already accepted
- Large pre-seed raised
- strong backing + runway
- First engineering hire
- massive influence and scope
- Significant equity
aligned with a true founding-level role - Build a category-defining AI product from the ground up
- Direct collaboration with the founders on product and strategy
If you've ever wanted to go to YC, this is your chance.
Apply now and help build something worth taking to the world.
Founding Engineer - Your Ticket to YC W26
-
Founding Engineer
2 weeks ago
London Area, United Kingdom Oho Group Ltd Full time £60,000 - £120,000 per yearFounding Software Engineer - Cybersecurity Start-Up - LondonFounding Software Engineer for an early-stage cybersecurity start-up redefining how organisations protect data and infrastructure. 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.You'll have3+ years of...
-
Founding Engineer
2 days ago
London Area, United Kingdom Explore Group Full timeFounding Engineer – Early-Stage Deep Tech StartupFull-time | Onsite in London£180,000 + Substantial EquityAn early-stage, stealth-mode startup is looking for a Founding Engineer to join the team in central London. This is a unique opportunity to help build a transformative new platform at the intersection of software systems, automation, and intelligent...
-
Founding Engineer
5 days ago
London Area, United Kingdom IC Resources Full time £100,000 - £200,000 per yearAn exciting opportunity for a Founding Engineer has arisen with a rapidly growing technology company focused on transforming how advanced industries deploy and scale AI systems, based near central London.This is a unique opportunity for a Founding Engineer to work directly with the founding team on the highest priority challenges across the company. You will...
-
Founding Engineer
5 days ago
London Area, United Kingdom Actus Search Full timeFounding Backend Engineer | Stealth DEX |Join the founding team building the first fully decentralized perpetuals exchange powered by a Central Limit Order Book (CLOB) on an EVM chain (Monad).As Founding Backend Engineer, you'll architect and implement the core systems connecting web and mobile clients to blockchain infrastructure. You'll play a critical...
-
Founding Engineer
2 days ago
London Area, United Kingdom Albert Bow Full timeFounding Engineer | Fintech | London (Onsite) | £100k and Founding EquityWe're working with an early-stage, VC-backed startup in London that is building an AI platform to automate finance operations. They’re looking for a Founding Engineer to join the team and help shape the product, technology, and company from day one.What The Role InvolvesOwn critical...
-
Founding Engineer
3 days ago
London Area, United Kingdom Tech Talent Network Full time £120,000 - £2,000,000 per yearFounding Software Engineer - AI Start-Up (Central London | High Salary + Equity) One of London's most funded AI start-ups are looking for Founding EngineersBacked by top-tier investors and led by an elite founding team fromEntrepreneur First & Y Combinator backed ventures - this startupis already attracting serious attention within the AI spaceAbout the...
-
Founding Engineer
5 days ago
London Area, United Kingdom Oho Group Ltd Full time £80,000 - £120,000 per yearFounding Engineer – AI Startup (Onsite)Ready to build something extraordinary? This is your chance to beone of the first engineersat ahigh-growth AI startupthat's redefining what's possible with intelligent systems. We're talking true zero-to-one engineering — shaping the product, the culture, and the company from day one.You'll work alongside...
-
Founding Engineer
5 days ago
London Area, United Kingdom Mixture of Experts Full time £100,000 - £115,000 per yearFounding Engineer (Mobile) – up to £115,000 + stock - Remote/London - B2CIf working on something with real world impact, in a dynamic startup, and seeing your impact every day sounds exciting, this is the opportunity for you.We have partnered with a B2C mobile start up set to launch in London after huge success in the US. They're growing fast and entering...
-
Founding Engineer
1 day ago
London Area, United Kingdom Understanding Recruitment Full time £80,000 - £120,000 per yearFounding Engineer – Security Platform | LondonReady to join one of London's most exciting security startups? Backed by top VCs and already processingbillions of events every week, this team is redefining how enterprises protect their cloud environments - and they're looking for aFounding Software Engineerto help shape the journey.They'vedoubled ARR in the...
-
Founding Engineer
2 weeks ago
London Area, United Kingdom c6791062-3d47-4092-9da1-37362e79eb1b Full time £90,000 - £110,000 per yearLocation:London (Hybrid, 3 days on-site in Soho)Compensation:£90,000–£110,000 + equityType:Full-time | Founding teamAbout UsWe're building the future of connected energy infrastructure — redefining how electricity grids and markets interact in a $700B+ industry spanning Europe and the US.Our mission is to make energy systems more intelligent,...