Seed Developer tools companies in London

IDEs, runtimes, frameworks, and platforms built primarily for engineers. Filtered to Seed-stage companies headquartered in London.

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Built from a search like: “Top Seed Developer tools companies in London”

Ranked by current headcount across Seed Developer tools companies in London. Refreshed daily.

1
Healthcare AI· London, England, United Kingdom
Healthcare AI leverages machine learning algorithms and software to analyse complex medical data, leading to improved diagnosis, treatment, and prevention of diseases. By mimicking or exceeding human cognitive abilities, AI helps healthcare professionals make informed decisions, streamline workflows, and enhance patient care.
- Seed
- 3.4k employees
- Founded 2024
2
Anything World· London, England, United Kingdom
We bring 3D models to life at speed and scale using AI. Say goodbye to rigging and animating because we've got you covered! Our ultimate mission is pretty simple: we want to make everyone a 3D content creator (yes, that includes you!). With Anything World, you can speed up your creative projects like never seen before and build limitless 3D worlds in no time! We have four core Superfly products ready to make your dreams come true:- Animate Anything - a tool so powerful that you never have to animate again. Upload your 3D models and watch them come to life in mere moments! It’s quick, it’s easy and totally game-changing. - Animate Anything plugins and add-ons: Discord, Blender and more- Unity and Unreal SDKs - level up your game dev with our in-engine asset browsers. Plunder our library bursting with 3D models and animations, exclusive environments and our AI creator.- 3D Model Library - our mammoth library of AI-animated 3D models ready to unleash them into your creative projects. Learn more here: https://linktr.ee/AnythingWorld
- Seed
- 832 employees
- Founded 2018
3
Shopper.com· London, England, United Kingdom
Shopper.com provides creators with tools and APIs for enabling commerce across all platforms. Whether it is personalised storefronts or live commerce, Shopper.com headless APIs are available to facilitate product listings, product endorsements, payments, and logistics for both physical and digital goods.
- Seed
- 605 employees
- Founded 2018
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4
Goodnotes· London, England, United Kingdom
Goodnotes turns complexity into clarity. Goodnotes 6 - Notes Reimagined.Goodnotes is a powerful note-taking app that combines a natural handwriting experience with powerful AI-enabled digital capabilities. Whether you’re taking notes, brainstorming, or planning, Goodnotes empowers you to do your best thinking and creating. Goodnotes is used by more than 24 million users worldwide and was named Apple's 2022 iPad App of the Year.
- Seed
- 325 employees
- Founded 2011
5
Hotel Manager· London, England, United Kingdom
Luxury independents and hotel groups invest heavily in Oracle Hospitality to run rooms and F&B operations. Yet in most organisations, OPERA remains a system of record - not a system of revenue.Hotel Manager converts that investment into commercial returns.Built natively within OPERA Cloud and connected directly to Simphony, it orchestrates commercial performance across the full guest lifecycle - pre-arrival, in-stay and post-departure - maintaining a persistent Oracle guest identity and linking every interaction to real-time operational workflows without middleware, manual reconciliation or third-party routing.This ensures a single commercial view of the guest from booking through departure and beyond, synchronised directly with the Oracle stack.All of this is delivered through fully branded, personalised, mobile-first guest journeys operating directly on the live OPERA profile - capturing intent before arrival, activating measurable RevPAG uplift during the stay, and ensuring every interaction reconciles against a single, persistent Oracle guest record. Every stay enriches commercial history and reduces identity fragmentation across the portfolio.We work with luxury hotels and groups running Oracle globally to activate commercial performance across their existing stack.Not a guest app.Not a bolt-on.The Oracle ecosystem finally has a native revenue layer. It's time for a change.
- Seed
- 256 employees
- Founded 2020

6
social.plus· London, England, United Kingdom
At social.plus, we are on a mission to redefine social networking by providing brands with all the technology they need to deliver curated, engaging and privacy-first social experiences directly within their apps. Our comprehensive suite of pre-built components and cutting edge AI-powered insights enables brands to increase app engagement, retention and revenues while retaining control over their users’ data. Headquartered in London, we power in-app communities for millions of end-users and hundreds of brands globally. The best version of every app is Social+
- Seed
- 235 employees
- Founded 2021
7
YR thisisyr· London, England, United Kingdom
YR - Omnichannel Product Customization PlatformYR are pioneers of customization and on demand production software. Our platform and expertise enable real-time one-off manufacture, YR are well placed to revolutionize brands and retailers consumer experience and supply chains.YR unique software, years of experience and global reach ensure YR can offer an end-to-end service and an on-demand or customization solution to suit needs online, in-store and at events.We are pleased to welcome ConfigureID to the team and the Configure platform is now an integral part of the new YR platform.
- Seed
- 218 employees
- Founded 2013
8
YouView TV Limited· London, England, United Kingdom
Back in 2012 some of the UK’s leading broadcasters and communications companies came together to talk about television and how we could make it better.Everyone agreed there were frustrations – like missing a great show, or never being able to find something to watch – so we decided to do something about it. We combined simplicity and value with choice and convenience. No fuss, just a superb viewing experience. YouView was born.Since then, we’ve unlocked a world of content and services for over two and a half million households, combining Live TV and On Demand and cutting edge technology to bring our viewers the most brilliantly simple way to find and watch the TV they love.As a joint venture between BBC, ITV, Channel 4, Channel 5, BT, TalkTalk and Arqiva, we’re naturally collaborative and open source – doing whatever it takes to transform and improve the daily viewing experience of UK audiences.
- Seed
- 199 employees
- Founded 2012
9
Andromeda POS· London, England, United Kingdom
Andromeda is a leading EPOS and Online Ordering solutions provider for delivery , QSR and Fast Casual Restaurants.With customers is 11 countries including Russia, India, Turkey, France and the USA as well as the UK, we have global coverage from our main offices in London and Sofia.Our solutions are available in over 10 languages and scale to meet the needs of single site operators to global chains. Customers include Papa John's International and KFC.Andromeda is the industry innovator with integrated internet ordering, real time GPS driver tracking and real time site to site performance management solutions.We have a hybrid SaaS and on premise model for our software - and we do not sell hardware leaving you to choose from the market or select one of our hardware partners for a seamless service.
- Seed
- 194 employees
- Founded 1999
10
Oli· London, England, United Kingdom
Oli (formerly Oliva) is the AI Performance Partner for ambitious teams.Oli lives where work happens, in Slack and Teams, guiding managers and employees with smart prompts that build alignment, feedback, and focus.Born from Oliva’s roots in coaching and behavioural science, Oli makes performance improvement practical, human, and sustainable.
- Seed
- 146 employees
- Founded 2020

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Find engineers at Seed Developer tools companies in London

Searching for “engineers at top Seed Developer tools companies in London” surfaces this slice of the market. The list above ranks Developer tools companies headquartered in London whose latest disclosed round is Seed, by current headcount, drawn from public LinkedIn and Crunchbase records. With 471 matching companies in Refolk’s index, this is a tight read on where the Developer tools talent in London is heating up.

Three filters at once narrows the field hard. The companies that survive all three - Seed, Developer tools, in London - are usually the most targeted recruiting pool a hiring manager can ask for. Senior engineers, founding designers, and product leads here are about to become Developer tools’s next operators and angel investors.

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How this list is built

Refolk pulled Developer tools companies headquartered in London whose latest disclosed funding round is Seed from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 3 employees. The list refreshes once a day.

Last refreshed: Wed, 05 Aug 2026 11:02:26 GMT

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