Startup jobs in United Kingdom - Page 6

Build the backbone of the next generation of AI. About Us We’re a stealth-mode deep tech startup rethinking how AI models train, adapt, and scale. Our mission is to optimise large-scale AI systems — making them faster, smarter, greener, and cheaper. If you’re excited by infrastructure that pow...

Lead Full Stack Engineer - HealthTech - Fully Remote Salary: £80,000 - £110,000 + Equity Industry: HealthTech / Tech for Good 🏥 Location: Hybrid in Central London Offices, 2/3 days Tech Stack: Node.js or Golang, TypeScript/React.js 🚀 Company Overview 🌱 Our client is an ...

About the Opportunity: We are seeking a talented lead backend engineer to join a dynamic early-stage fintech startup that is innovating in the rewards and hospitality sectors. This company is developing a high-velocity, scalable platform that bridges consumer engagement with merchant financial s...

Senior Full-Stack Engineer / Remote (Europe) / AI-Powered We are looking for top tier Full Stack Engineers who are keen to join an exciting, cutting edge role within the startup world. What You'll Do: As a senior engineer, you’ll work across the stack to build and ship impactful feat...

Team: Machine Learning Location: London (Liverpool Street) Employment Type: Full-time and Permanent Remuneration: £60–70k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning models. The founding team consists of Cam...

Role: Senior Backend Engineer Salary range: £80,000 – £90,000 Location: Hybrid, 2 days pw, London Tech stack: Node.js, TypeScript, PostgreSQL, AWS As a Senior Backend Engineer, you’ll be building and scaling the core systems that power payments for thousands of small businesses across the ...

About the Company Our client is a fast-growing AI startup based in London that’s reimagining how B2B companies approach market expansion. Their intelligent platform brings automation and data-driven insights into the heart of commercial operations, helping businesses scale more efficiently and s...

Linux Engineer – Quant Trading Industry-leading compensation Quant Capital is urgently looking for a Linux Engineer to join our high profile client. Our client is a very well-known and highly regarded quantitative trading firm, liquidity provider and market maker. They operate globall...

Company Say hello to the ecommerce OS. Swap is a leading software provider dedicated to empowering e-commerce brands with innovative, data-driven solutions. Our cutting-edge platform helps online brands optimise their operations, enhance customer experiences, and drive growth. We are committ...

I am currently working with a rapidly expanding organisation in the financial sector. They're bolstering their 6 x DevOps teams and are currently seeking highly experienced DevOps Engineers, from Senior level upwards. This client offers that "get stuck in" startup vibe, but with the resources...

DeepFlow is a London-based startup on a mission to build semi-autonomous companies through solving human-agentic orchestration. DeepFlow’s platform leverages advanced AI and multi-agent LLM technologies across five critical operational areas: - Task Definition and Decomposition: Precisely br...

Position: Founding Engineer Location: London, United Kingdom I am currently working with an early-stage healthcare technology startup dedicated to enhancing patient care through innovative solutions. Their mission is to seamlessly integrate technology into healthcare practices, improving effici...

Software Engineer (C#/.Net Core) Fintech Location: Central London Hybrid role Salary - £50k - £60k C#, .Net Core, Blazor, Azure Neulinx has partnered with an innovative fintech startup at the forefront of AI-driven financial market analysis. They have an exciting opportunity for a Sof...

Company Description FittFind is a global football agency specializing in brokering sponsorships, building strategic partnerships, and activating revenue opportunities within the football industry. FittFind's vision is to provide athletes with the tools and services to lead a rich, healthy, and f...

Role: Senior Product Engineer Salary range: £100,000 - £160,000 Location: 4-5 days on site, Kings Cross Tech stack: Flexible A mission-driven firm is hiring a Senior Product Engineer to help build the systems and tools that support a new wave of companies tackling humanity’s biggest chall...

Technical Product Advocate (Developer-Facing Marketing) Location: London Team: Marketing / Product At TurinTech AI, we’re building state-of-the-art AI developer tools to help engineers optimize, refactor, and migrate code — with speed, scale, and intelligence. Our flagship product, Artemis,...

🌳 Urgent! x8 Fullstack Staff/Tech leads Needed – UK-based – Series A Funded Startup – Rapid Growth – Fully Remote 🌳 Areti Group is excited to partner with a Series A funded startup poised for rapid expansion, growing by 40 heads in the next 3 months! We are urgently seeking x8 Fullstack Tech l...

AI Engineer - Remote UK Salary: £80,000 – £120,000 + Equity About Them We have partnered with a UK-based remote startup is building an AI-first platform to transform workforce management from the ground up. They're moving quickly to solve meaningful problems in the future of work, with e...

Full Stack Engineer – AI Startup – Up to 85k 🚀🧠 💰 Salary: £60,000 - £85,000 + meaningful equity 🏙️ Location: London, flexible working arrangements, ideally 1/2 days in office 💻 Tech Stack: Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend cli...

🔥 Who We Are At ___, we relentlessly drive innovation in AI, building the world's leading ___. We're looking for passionate individuals obsessed with AI, eager to make a global impact, and ready to excel in a dynamic, high-energy environment. Join ___ and help ___. 🌎 Location and Legalitie...

We're supporting a stealth-mode AI startup in hiring their Founding Engineer. This is a deeply early-stage company working on compliance + governance in the age of AI — lots of fascinating data challenges, and a real opportunity to help shape both product and culture from the ground up. W...

Team: Machine Learning Location: London (Liverpool Street) Employment Type: Full-time and Permanent Remuneration: £90–120k Base Salary + Discretionary Bonus + Equity We are a stealth-mode AI laboratory researching and developing Machine Learning models. The founding team consists of Ca...

About Us We are a VC-backed startup focused on behavioural AI, currently in stealth. We are building for retail with a focus on Recommendation Systems, Reinforcement Learning and Generative AI. Our platform is designed from the ground up — no legacy, no patchwork systems — just a clean slate and...

Senior Software Engineer | AI Start up | Remote UK/EU (London office) | up to £100k (DoE) We have partnered with a fast-moving startup that’s transforming a traditionally complex industry through modern tech. They’re solving real-time, high-stakes problems. Role: Senior Software Engineer ...

Junior Java Engineer – Investment Management £90k, 20% Bonus Quant Capital is urgently looking for a Junior Software Engineer with Core Java skills to join our high profile client. Our client is a well known Systematic Trading Hedge Fund. They like technology especially the opensource...

🔥 Who We Are At ___, we relentlessly drive innovation in AI, building the world's leading ___. We're looking for passionate individuals obsessed with AI, eager to make a global impact, and ready to excel in a dynamic, high-energy environment. Join ___ and help shape the future of ___. 🌎 Lo...

Senior Full-Stack Product Engineer Location: On-site, London (Holborn) Salary: Up to £200k Industry: AI, Enterprise Software What You’ll Drive Join a stealth-mode AI startup founded by ex-Palantir and Unibuddy leaders, recently backed with $6.5M in early funding to accelerate R&D and team...

Role Overview: We are looking for a DevOps Engineer to strengthen our clients security-first infrastructure and drive their technology platform forward. You will be responsible for implementing and maintaining robust Infrastructure as Code (IaaC) solutions while ensuring compliance with ISO27001...

Role: Full-Stack Developer (Python/Django) Are you passionate about building technology that drives real-world impact? Join a forward-thinking team committed to modernising how critical services are delivered across the UK and beyond. We’re looking for a Full-Stack Developer with a st...

About Medly We're on a mission to change education forever. Since launching 4 months ago we've created an iOS app that has retention rates better than that of Duolingo, with over 30,000 MAUs. At the same time we've also created a Webapp for more serious study where we recently ran the first ...

Engineering Lead – Node.js | TypeScript | AWS | Leadership We're hiring an Engineering Lead for a high-growth, AI-driven tech company. You’ll lead a small, agile team building scalable backend systems with Node.js, TypeScript, and AWS—delivering real impact, fast. This role is ideal for a...

We’re looking for a hands-on Part Time CFO to work closely with our CEO and lead the charge on financial operations. You’ll be instrumental in managing reconciliations, working with banks, and ensuring smooth payment flows across global markets for this VC backed FinTech company. 3/4 working ...

Market Analyst | Climate Tech | Seed-Stage | London (Hybrid) We’re working with a fast-growing, well-funded startup on a mission to tackle one of the biggest challenges in climate and energy. Their software directly controls thousands of home energy devices e.g. EV chargers, home batterie...

📊 Market Data Analyst – Climate Tech London (Hybrid, 2–3 days/week) | £Competitive + Equity We’re a fast-growing climate tech startup using real-time energy data to drive smarter, greener decisions. Our platform already controls tens of thousands of devices, from EV chargers to home batteries ...

🚀 We’re Hiring: Head of AI 📍 London (Hybrid) | 🕒 Full-Time | 💡 Robotics + AI We’re partnered with a fast-growing robotics startup building intelligent machines that solve real-world problems. Our client is looking for a Head of AI to lead our small but mighty AI team and shape the fu...

Reed.ai is looking for a Head of AI & Technology to join their team in Holborn, London. Overview We’re looking for an exceptional Head of AI Architecture to lead and inspire our senior engineering team, setting the architectural vision and driving the development of a cutting-edge AI-powere...

Founding Full Stack Engineer London-based | Remote-friendly | Equity + competitive salary Our startup client is looking for Employee #1 on the tech side of their AI-driven social care platform. Work directly with experienced founders, own technical architecture, lead scalability efforts, an...

Product Manager - Up to £90K - Hybrid (Office is central London) - Cannot offer sponsorship Having achieved a lot of initial traction with enterprise-level clients, a London based start-up is now looking to scale their platform further. They've hired a team of exited founders, speciali...

𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 𝗟𝗼𝗻𝗱𝗼𝗻 - 𝟱 𝗱𝗮𝘆𝘀 𝗼𝗻-𝘀𝗶𝘁𝗲 𝗨𝗽 𝘁𝗼 £𝟭𝟱𝟬,𝟬𝟬𝟬 (𝗳𝗹𝗲𝘅 𝘁𝗼 𝗴𝗼 𝗵𝗶𝗴𝗵𝗲𝗿) + 𝗲𝗾𝘂𝗶𝘁𝘆 - YC-backed AI startup. - Super impressive revenue since launching (already profitable). - Opportunity to own AI feature/product development end-to-en...

Senior Data Scientist – AdTech and/or Gaming | London (Hybrid) 💸 Competitive salary + Equity 📍 London HQ | Hybrid (2–3 days/month in office) 🚀 High-growth startup | Backed by Tier-1 VCs We’re hiring a Senior Data Scientist for a high-impact role at the intersection of AdTech and gaming. ...

Founding Full‑Stack Product Engineer (B2C iOS) Location: London, Victoria Hybrid working, 3 days in the office Salary: Competitive Zera is an AI personal podcast host that interviews world class experts, generating personalized 2-min podcasts to help people level up faster, anytime. We’re ...

Systems Architect - Rate: £480/day (Outside IR35) - Location: Hybrid – 1–2 days per week onsite near Liverpool Street - Length: 3-month contract with strong potential to extend We’re partnering with a fast-moving fintech startup building a next-gen neobank to hire a Contract Solutions Archi...

Technical Lead Engineer – Remote (with 1 day/month in-office) – Up to £130,000 + Bonus & Benefits A fast-growing SaaS product company with a global presence, serving thousands of customers and users across the UK, Canada, Australia, and other regions. The platform is trusted worldwide, and th...

About Medly AI We're the fastest growing EdTech startup in London, on a mission to change education forever. We're living through a once-in-a-generation moment where AI-native companies are redefining entire industries - Cursor for code, Midjourney for image gen, Harvey for law. Medly is buil...

Humanoid is the first AI and robotics company in the UK, creating the world’s most advanced, reliable, commercially scalable, and safe humanoid robots. Our first humanoid robot HMND 01 is a next-gen labour automation unit, providing highly efficient services across various use cases, starting wit...

Mobile Engineer Salary up to £115K Hybrid role – 3 days a week onsite in London Contact Ryan on 07719 051 889 for more information or email your CV to ryan.horne@searchability.com ABOUT THE CLIENT: A start-up / scale-up company based in London, that is often featured by Apple in the ap...

Humanoid is the first AI and robotics company in the UK, creating the world’s most advanced, reliable, commercially scalable, and safe humanoid robots. Our first humanoid robot HMND 01 is a next-gen labour automation unit, providing highly efficient services across various use cases, starting wit...

Senior AI Engineer Location: Remote Job Type: Full-time Help us reinvent the CFO🚀 At Nume, we’re pioneering the world’s first AI CFO. Not a chatbot or a dashboard, but a proactive thought partner that founders can trust with real financial decisions. Ultimately, a solution that will change ...