69 Developer Tools Startups in London to Watch in 2024
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Last update to the database: May 26, 2024. See changelog.
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company | score | funding | investors | employees | industries | biz model | city | contact |
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Platform for turning complex data into vector embeddings. |
$9M · Seed | Firestreak Ventures, Index Ventures, Theory Ventures | 1 to 10 | Data and Analytics, Developer Tools | B2B, SaaS | London, UK | •••••••••••@superlinked.com | |
Natural language processing solution for bids. |
$39M · Series B | Spark Capital, Blossom Capital, Salesforce Ventures | 1 to 10 | AI, Developer Tools | B2B | London, UK | •••••••••••@autogenai.com | |
Embedded integration platform-as-a-service (IPaaS). |
$3M · Seed | Episode 1 | 11 to 50 | Developer Tools | B2B, SaaS | London, UK | •••••••••••@stackone.com | |
Cutting-edge digital investment solutions provider. |
$7M · Series A | ETFS Capital, XTX Ventures, Digital Horizon | 11 to 50 | Developer Tools, Investing | B2B, SaaS | London, UK | •••••••••••@wealthkernel.com | |
Open banking API platform. |
$10M · Series A | Gresham House Ventures | 11 to 50 | Fintech, Developer Tools | B2B, SaaS | London, UK | •••••••••••@ozoneapi.com | |
AI-powered data integration SaaS platform. |
$4M · Seed | Hoxton Ventures, Notion Capital, Octopus Ventures | 11 to 50 | Data and Analytics, Developer Tools | B2B, SaaS | London, UK | •••••••••••@cogna.co | |
Email signature management platform. |
$29M · Series B | Livingbridge, Insight Venture Partners | 251 to 500 | Messaging, Developer Tools, Communications, Cloud | B2B, SaaS | London, UK | •••••••••••@exclaimer.com | |
Crypto infrastructure platform for Ethereum. |
$12M · Series A | Archetype, Decentral Park Capital, 1confirmation | 1 to 10 | Crypto & web3, Developer Tools | B2B | London, UK | •••••••••••@rated.network | |
SaaS platform for solopreneurs. |
$1M · Pre Seed | G-FUND, True. | 1 to 10 | Developer Tools, Service Industry | B2B, SaaS | London, UK | •••••••••••@jena.so | |
Railsbank is a platform and financial services, enabling banks, businesses and brands to define the future of consumer and SME finance. |
$37M | Outrun Ventures, Middlegame Ventures | 251 to 500 | Fintech, Payments, Developer Tools | B2B, SaaS | London, UK | •••••••••••@railsr.com | |
Twilio’s cloud communications platform. |
$1M · Seed | NPIF Maven Equity Finance | 11 to 50 | Developer Tools, Communications | B2B, SaaS | London, UK | •••••••••••@zing.dev | |
No-code app development platform. |
$29M · Series A | 2076, Qatar Investment Authority, Lakestar | 501 to 1000 | AI, Developer Tools | B2B, SaaS | London, UK | •••••••••••@builder.ai | |
Platform providing server-less, real-time data processing and back-end application services. |
$12M | Passion Capital, MMC Ventures, Project A Ventures | 11 to 50 | Data and Analytics, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@quix.io | |
Customer support for modern tools. Fast, flexible and extendable. |
$6M | Index Ventures, Connect Ventures | 1 to 10 | Developer Tools | London, UK | •••••••••••@plain.com | ||
Platform offering product strategy, data engineering, mobile apps, cloud services, software development, consulting, UX research, and design solutions. |
$10M | Business Growth Fund | 1001 to 5000 | Mobile, Developer Tools, Future of Work, Creative Tools, Cloud | B2B | London, UK | •••••••••••@and.digital | |
IoT platform for consumer product brands providing real-time data insights for billions of items. |
$10M | IDC Ventures, Bloc Ventures | 51 to 100 | Data and Analytics, Business Intelligence, Internet of Things, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@Evrythng.com | |
API Security platform focusing on development, testing, and deployment protection for API infrastructure. |
$17M · Series A | Energy Impact Partners, Adara Ventures | 11 to 50 | Cybersecurity, Privacy and Security, Developer Tools | B2B, SaaS | London, UK | •••••••••••@42crunch.com | |
Platform reimagining distributed, spatial, and scalable computing for web 3.0 and the metaverse. |
$9M | Entrepreneur First, Molten Ventures, 7percent Ventures | 101 to 250 | Crypto & web3, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@hadean.com | |
No-code builder for 3D Immersive websites. |
$540k · Pre Seed | ID345, Blockchain Founders Fund | 11 to 50 | Developer Tools | B2B, SaaS | London, UK | •••••••••••@peachworlds.com | |
DeFi infrastructure platform. |
$4M · Seed | Cumberland, MZ Web3 Fund, Decima Ventures | 11 to 50 | Crypto & web3, Developer Tools | B2B, SaaS | London, UK | •••••••••••@ts.finance | |
API that connects room sellers and hotels instantly. |
$11M · Series A | Kima Ventures, Latitude, Lakestar | 51 to 100 | Community & Lifestyle, Developer Tools | B2B, SaaS | London, UK | •••••••••••@impala.travel | |
Cloud-based platform that helps law firms go digital. |
$7M · Series A | BACKED VC, Octopus Ventures, Samaipata Ventures | 11 to 50 | Legal Tech, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@legl.com | |
Platform to make LLM deployment faster, cheaper, and simpler. |
$2M · Pre Seed | Octopus Ventures | 1 to 10 | AI, Developer Tools | B2B, SaaS | London, UK | •••••••••••@titanml.co | |
Open source deployment platform to integrate multiplayer functionality. |
$2M · Pre Seed | Sequoia Capital, Tiny VC | 1 to 10 | Open Source, Developer Tools | B2B, SaaS | London, UK | •••••••••••@partykit.io | |
Data security solution. |
$20M · Series A | Connect Ventures, Evolution Equity Partners | 11 to 50 | Data and Analytics, Privacy and Security, Business Intelligence, Developer Tools | B2B, SaaS | London, UK | •••••••••••@metomic.io | |
Web3 infrastructure platform. |
$4M · Seed | a16z crypto, 1confirmation, ConsenSys | 1 to 10 | Crypto & web3, Developer Tools | B2B, SaaS | London, UK | •••••••••••@pimlico.io | |
Open-source AIM software. |
$7M · Seed | Seedcamp, Earlybird Venture Capital, Omers Ventures | 11 to 50 | Developer Tools, Enterprise Software | B2B, SaaS | London, UK | •••••••••••@cerbos.dev | |
Platform providing secure and fast movement of digital assets. |
$11M · Seed | SVK Crypto, G1 Ventures | 11 to 50 | Fintech, Crypto & web3, Cybersecurity, Developer Tools | B2B | London, UK | •••••••••••@qredo.com | |
Platform combining consultancy, software engineering, data science, and analytics expertise. |
$16M · Series A | Middlegame Ventures, Act Venture Capital | 11 to 50 | Data and Analytics, Business Intelligence, Ecommerce, Developer Tools | B2B, SaaS | London, UK | •••••••••••@conjura.com | |
Platform enabling property developers and investors to find potential sites and contact landowners directly. |
$2M | Fuel Ventures | 1 to 10 | Fintech, Proptech & Real Estate, Developer Tools | B2B, SaaS, Marketplace | London, UK | •••••••••••@searchland.co.uk | |
No-code data tool. |
$3M · Seed | RTP Global | 1 to 10 | Developer Tools | London, UK | •••••••••••@instill.tech | ||
API gateway and management platform offering open source solutions for on-premises, cloud, and enterprise environments. |
$5M · Series A | MMC Ventures | 101 to 250 | Developer Tools, Enterprise Software | B2B, SaaS | London, UK | •••••••••••@tyk.io | |
We deliver software, services & expertise for long-term data management and digital preservation globally |
$3M · Series F | Parkwalk Advisors | 11 to 50 | Data and Analytics, Business Intelligence, Developer Tools, Enterprise Software, Cloud | B2B, SaaS | London, UK | •••••••••••@arkivum.com | |
Platform offering historical market data and analytics for capital market participants. |
$2M | IQ Capital Partners, ACF Investors, QVentures | 51 to 100 | Fintech, Machine Learning, Data and Analytics, Business Intelligence, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@bmlltech.com | |
Platform that modernizes mobile authentication for developers. |
$3M · Seed | Episode 1, MMC Ventures | 11 to 50 | Legal Tech, Privacy and Security, Developer Tools, Communications, Identity Management | B2B, SaaS | London, UK | •••••••••••@tru.id | |
Generates infrastructure for your code in your cloud account so you can build on AWS without having to learn it |
$3M · Seed | Notion Capital, Entrepreneur First, Firstminute Capital | 1 to 10 | Developer Tools | B2B, SaaS | London, UK | •••••••••••@digger.dev | |
Platform for scheduling and managing customer service teams. |
$4M | Seedcamp, Speedinvest, Fly Ventures | 11 to 50 | Developer Tools, CRM | B2B, SaaS | London, UK | •••••••••••@teamsurfboard.com | |
Open source data-validation framework |
$4M · Seed | Sequoia Capital, Partech Ventures | 1 to 10 | Developer Tools | London, UK | •••••••••••@pydantic.dev | ||
Developer of a code-based software platform. |
$500k · Seed | Y Combinator | 1 to 10 | AI, Developer Tools | B2B, SaaS | London, UK | •••••••••••@codestory.ai | |
AI assistant designed to help engineers improve product development. |
$2M | Insight Venture Partners, Ascension Ventures | 11 to 50 | AI, Machine Learning, Data and Analytics, Developer Tools, Productivity Tools, Future of Work, Cloud | B2B, SaaS | London, UK | •••••••••••@monolithai.com | |
Intelligent air ventilation units. |
$3M · Series A | Nesta | 1 to 10 | Climate Tech & Green Tech, Hardware, CPG & Consumer Goods, Proptech & Real Estate, Energy & Nuclear, Navigation and Mapping, Developer Tools | B2B | London, UK | •••••••••••@airex.tech | |
Large language model application platform. |
$1M · Pre Seed | Sequoia Capital, Craft Ventures, A16Z | 1 to 10 | AI, Developer Tools | B2B, SaaS | London, UK | •••••••••••@klu.ai | |
API-driven small business lending platform. |
$9M · Series A | 11 to 50 | Fintech, Developer Tools | B2B, SaaS | London, UK | •••••••••••@sapi.com | ||
Platform offering tools to measure and understand the environmental impact of cloud computing. |
$299k · Pre Seed | Ascension Ventures | 1 to 10 | Climate Tech & Green Tech, Energy & Nuclear, Business Intelligence, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@greenpixie.com | |
SaaS integration platform for SaaS companies. Deliver powerful integrations and workflows direct to users from within your SaaS application. |
$655k · Seed | Blackfinch Ventures, Praetura Ventures | 51 to 100 | Data and Analytics, Developer Tools | B2B, SaaS | London, UK | •••••••••••@cyclr.com | |
Elastic Team solution that provides on-demand software development to help companies get things done faster. |
$1M · Seed | Fuel Ventures | 11 to 50 | Mobile, Hiring and Recruitement, Developer Tools | B2B, SaaS | London, UK | •••••••••••@distributed.co | |
Community app for single parents to connect with others nearby for support, guidance, and virtual meetups. |
$665k · Seed | Ada Ventures | 1 to 10 | Consumer Social, Community & Lifestyle, Developer Tools | B2C, Marketplace | London, UK | •••••••••••@frolo.com | |
Platform for managing customer relationships and multi-channel messaging to help businesses grow. |
$710k · Pre Seed | Ascension Ventures, Global Founders Capital (GFC), byFounders | 1 to 10 | Fintech, Mobile, Payments, Sales and Marketing, Developer Tools | B2B, SaaS, Marketplace | London, UK | •••••••••••@fuzey.io | |
Website builder platform |
$1M | Notion Capital | Developer Tools, Creative Tools | B2B, SaaS | London, UK | •••••••••••@munch.so | ||
The one-stop solution for all your NLP needs in 100+ languages |
$120k · Pre Seed | APX | 11 to 50 | AI, Machine Learning, Data and Analytics, Business Intelligence, Developer Tools | B2B, SaaS | London, UK | •••••••••••@neuralspace.ai | |
Ori is a global cloud to edge platform enabling modern businesses to manage and deploy workloads across any infrastructure |
$2M · Pre Seed | Episode 1, Force Over Mass Capital | 11 to 50 | Mobile, Data and Analytics, Business Intelligence, Developer Tools, Communications, Cloud | B2B, SaaS | London, UK | •••••••••••@ori.co | |
DevOps for Low-Code / No-Code |
$1M · Seed | Aldea VC, Adara Ventures | 11 to 50 | Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@qualityclouds.com | |
SaaS for getting the most from a software dev team |
$816k · Pre Seed | Concept Ventures, Playfair Capital | 1 to 10 | Edtech, Fitness, Developer Tools | B2B, B2C, SaaS, Marketplace | London, UK | •••••••••••@skillerwhale.com | |
The SaaS software platform for managing and monetizing music & media assets |
$750k · Seed | Octopus Ventures | 11 to 50 | Fintech, Music and Audio, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@synchtank.com | |
Platform allowing developers, entrepreneurs, and businesses to use blockchain technology effortlessly. |
$120k · Pre Seed | Octopus Ventures, LeadBlock Partners | 51 to 100 | Crypto & web3, Proptech & Real Estate, Developer Tools | B2B, SaaS | London, UK | •••••••••••@tatum.io | |
Ticket assistant platform to help people book travel tickets. |
$688k · Pre Seed | Seedcamp, Triple Point Ventures, Vorwerk Ventures | 1 to 10 | Developer Tools | B2B, SaaS | London, UK | •••••••••••@tickitto.com | |
Business payment management tool. |
$649k · Seed | Latitude, Seedcamp, Force Over Mass Capital | 51 to 100 | Fintech, Payments, Developer Tools | B2B, SaaS | London, UK | •••••••••••@weavr.io | |
DevOps platform enabling design teams to create and maintain up-to-date style guides and design system documentation. |
$150k · Pre Seed | Y Combinator | 11 to 50 | Proptech & Real Estate, Developer Tools, Productivity Tools, Future of Work, Creative Tools | B2B, SaaS | London, UK | •••••••••••@zeroheight.com | |
Website page builder tool. |
$1M · Seed | RTP Global, Third Prime, Contour Venture Partners | 11 to 50 | Sales and Marketing, Developer Tools | Marketplace | London, UK | •••••••••••@komi.io | |
Tool for developers that runs Docker container builders on the cloud. |
$500k · Pre Seed | Y Combinator | 1 to 10 | Developer Tools | B2B, SaaS | London, UK | •••••••••••@depot.dev | |
Coding tool for automating complex workflows. |
$500k · Pre Seed | Y Combinator | 1 to 10 | Developer Tools | London, UK | •••••••••••@trigger.dev | ||
Platform that automatically creates and updates GDPR documents and cookie banners based on changes in your business or the law. |
N/A | Charlotte Street Capital | 1 to 10 | Legal Tech, Cybersecurity, Privacy and Security, Developer Tools | B2B, SaaS | London, UK | •••••••••••@privasee.io | |
The comprehensive developer platform to build and scale microservices, jobs and managed databases. |
N/A | Kindred Capital, Stride VC | 1 to 10 | Developer Tools | B2B, SaaS | London, UK | •••••••••••@northflank.com | |
Platform that simplifies operating Kubernetes workloads and supports a developer-centric model for cloud-native applications. |
N/A | Accel, GV, Redline Capital | 11 to 50 | Developer Tools, Enterprise Software, Cloud | B2B, SaaS | London, UK | •••••••••••@weave.works | |
Platform for creating games without needing programming skills. |
N/A | Kima Ventures, Ascension Ventures | 1 to 10 | Gaming, Developer Tools | B2B, SaaS | London, UK | •••••••••••@gdevelop.io | |
Platform that protects organizations from file-based threats. |
$23M | 51 to 100 | Legal Tech, Cybersecurity, Data and Analytics, Privacy and Security, Business Intelligence, Developer Tools | B2B, SaaS | London, UK | •••••••••••@glasswall.com | ||
Platform that provides deposit guarantees for commercial real estate. |
N/A | Entrepreneur First, Global Founders Capital (GFC) | 1 to 10 | Fintech, Insuretech, Proptech & Real Estate, Developer Tools | B2B | London, UK | •••••••••••@insurami.com | |
Cloud-native Security and Compliance - scalable Products and Services for Cloud Cybersecurity, DevSecOps and Cloud Security Management. |
N/A | Seedcamp, Notion Capital | 11 to 50 | Fintech, Legal Tech, Cybersecurity, Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@cyscale.com | |
Graph database designed for real-time streaming and Neo4j compatibility. |
N/A | Id4 ventures, Mundi Ventures | 11 to 50 | Developer Tools, Cloud | B2B, SaaS | London, UK | •••••••••••@memgraph.com |
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