61 Best Developer Tools Startups in Uk to Watch in 2025

The Definitive Seedtable Ranking of Developer Tools Startups in Uk

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 61 start-ups with an aggregate funding of $3.3b. The average funding per company in this subset is $53.9m.

Last update to the database: Feb 18, 2025. See changelog.

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7

Funding Rounds

$11.1m

Money raised

Sky Engine AI is an advanced data science technology and research company that develops evolutionary AI platform for deep learning in virtual reality for any computer vision applications.

8

Funding Rounds

$99.0m

Money raised

Hadean is a venture-backed computing technology company that aims to make the nature of computing more accessible.

Location:

Key people:

5

Funding Rounds

$37.7m

Money raised

42Crunch is an enterprise API security platform with integrated services, including an API firewall, to discover and remediate API security vulnerabilities.

Location:

Key people:

5

Funding Rounds

$21.0m

Money raised

Memgraph is an in-memory Cypher-compatible graph database.

Location:

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6

Funding Rounds

$317.0m

Money raised

BigPanda offers a platform that helps IT Ops, NOC, and DevOps teams detect, investigate, and resolve IT incidents.

5

Funding Rounds

$59.7m

Money raised

Diffblue is an autonomous generative AI-for-code software developer founded in 2016 by Daniel Kroening.

Location:

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3

Funding Rounds

$36.7m

Money raised

Weaveworks is a company developing a delivery pipeline platform for building and operating applications, helping developers connect, monitor, and manage microservices and containers.

5

Funding Rounds

$31.4m

Money raised

Company developing collaboration platform for teams to create and maintain design system documentation

Location:

Key people:

1

Funding Rounds

$4.6m

Money raised

Tool for developers that runs Docker container builders on the cloud.

Location:

Key people:

2

Funding Rounds

$21.8m

Money raised

Privacy Automation Platform made to help businesses deliver transparent, trustworthy online experiences on autopilot

3

Funding Rounds

$106.0m

Money raised

Lokalise is a web-based translation system

Location:

Key people:

9

Funding Rounds

$58.1m

Money raised

EVRYTHNG is a New York-based data services company founded in 2011 by Vlad Trifa, Dominique "Dom" Guinard, Niall Murphy, and Andy Hobsbawm.

2

Funding Rounds

$11.0m

Money raised

Cerbos is an access control decision engine for software.

Location:

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4

Funding Rounds

$38.5m

Money raised

Merge is a B2B integrations platform.

Location:

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2

Funding Rounds

$75.0m

Money raised

Duda is a responsive website builder for digital marketing agencies, hosting companies, and online directories.

2

Funding Rounds

$20.0m

Money raised

Flock Cover is an insurance technology startup based in London.

Industries:

Location:

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3

Funding Rounds

$102.0m

Money raised

Technology platform that provides touchless interfaces for interacting with digital content.

4

Funding Rounds

$56.2m

Money raised

Provider of historical financial market data and analytics.

Location:

1

Funding Rounds

A property insurance platform that eliminates the need for office space deposits. Its office is located in London, England and it was founded in 2018.

5

Funding Rounds

$50.1m

Money raised

Tatum is a blockchain developer platform. It offers products such as NFT plug-ins for Wordpress, software development kits for over 40 protocols and an API that enables NFT minting across various blockchains.

7

Funding Rounds

$581.0m

Money raised

Devo, formerly Logtrust, is a technology company that developed the first real-time big data-in-motion software, which collects and analyses big data in real-time. Devo (along with Panda Security) released several other integrated technologies. It is headquartered in Madrid, Spain.

5

Funding Rounds

$27.1m

Money raised

Qio Technologies Limited is a company providing digital twin solutions for industries, including their QiO Foresight Platform which unites energy, maintenance, production, and performance applications.

5

Funding Rounds

$65.4m

Money raised

Application launcher and productivity software developer for macOS.

Location:

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6

Funding Rounds

$20.1m

Money raised

Distributed is a company that offers on-demand teams of digital talent.

Location:

Key people:

1

Funding Rounds

$1.8m

Money raised

Developer of a genomic risk prediction platform designed to democratize access to clinical-grade polygenic risk scores (PSRs). The company combines datasets with advanced algorithms to build PRSs with high predictive power for estimating disease risk and translating the potential of genomic data into practical tools.

Location:

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3

Funding Rounds

$196.0m

Money raised

Builder.ai is a no-code app development platform founded in 2016.

3

Funding Rounds

$181.7m

Money raised

Email signature management platform.

1

Funding Rounds

$2.0m

Money raised

Dataform is a company that provides software to data teams to manage and organize data across their company. Dataform is based in the UK

5

Funding Rounds

$40.0m

Money raised

GeoSpock is a database technology company based in Cambridge, UK and with international offices in Singapore and Tokyo. The company was founded by Dr Steve Marsh

Key people:

1

Funding Rounds

$150.0m

Money raised

ONI is a Super-Resolution Microscopy founded in 2016.

3

Funding Rounds

$70.0m

Money raised

LogPoint offers a full enterprise SIEM (Security Information & Event Management) solution to defend against cybercrime and fraud.

2

Funding Rounds

$60.0m

Money raised

Artificial intelligence platform that leverages computer vision and machine learning to bring the benefits of AI to every person on earth.

4

Funding Rounds

$4.9m

Money raised

The one-stop solution for all your NLP needs in 100+ languages

1

Funding Rounds

$1.1m

Money raised

Hubtype is a Barcelona-based platform to build, deploy, and use conversational messaging apps and integrate them into enterprise software.

1

Funding Rounds

$7.7m

Money raised

M-Files is a Espoo-based company founded in 1989.

2

Funding Rounds

$22.0m

Money raised

API that connects room sellers and hotels instantly.

2

Funding Rounds

$27.2m

Money raised

Northflank is a provider of a workload platform for developers founded in 2019 by Will Stewart, Will Stewart and Frederik Brix.

Location:

Key people:

1

Funding Rounds

$660.0k

Money raised

SaaS integration platform for SaaS companies. Deliver powerful integrations and workflows direct to users from within your SaaS application.

2

Funding Rounds

$31.9m

Money raised

Platform combining consultancy, software engineering, data science, and analytics expertise.

Location:

Key people:

2

Funding Rounds

$143.0m

Money raised

Platform providing tools to build real-time products on payment cards.

1

Funding Rounds

$3.9m

Money raised

WeArkivum Limited delivers software, services & expertise for long-term data management and digital preservation globally

5

Funding Rounds

$174.2m

Money raised

Company

1

Funding Rounds

$1.4m

Money raised

Expense management and travel booking system that helps track and justify spending on Salesforce.

1

Funding Rounds

$24.1m

Money raised

Glasswall is a platform that protects organizations from file-based threats founded in 2005.

Location:

2

Funding Rounds

$5.2m

Money raised

Platform for managing customer relationships and multi-channel messaging to help businesses grow.

2

Funding Rounds

$4.2m

Money raised

Slip aims to create an omnichannel and frictionless experience for Retailers and their customers.

Industries:

Location:

3

Funding Rounds

$45.0m

Money raised

Platform that reduces costs and enhances insight and control over business processes to accelerate digital transformation.

1

Funding Rounds

$130.0k

Money raised

Infracost shows engineering teams how code changes affect cloud bills

Location:

Key people:

1

Funding Rounds

CensorNet's award-winning cloud-based security software delivers enterprise-class security and flexibility to over 4,000 customers around the world.

1

Funding Rounds

$6.6m

Money raised

Surfboard provides scheduling and building workforce management through customer service software.

3

Funding Rounds

$29.2m

Money raised

Platform providing server-less, real-time data processing and back-end application services.

Location:

Key people:

2

Funding Rounds

$49.7m

Money raised

Weavr is a business payment management tool founded in 2018.

2

Funding Rounds

$110.0m

Money raised

Gearset is a setting the standard for Salesforce DevOps founded in 2015.

1

Funding Rounds

$640.0k

Money raised

Airex is a smart ventilation control that builds intelligent air ventilation units using atmospheric sensors and cloud algorithms.

2

Funding Rounds

$10.0m

Money raised

Oorbit, Inc. is a the network of interconnected 3D digital worlds founded in 2021.

1

Funding Rounds

$14.0m

Money raised

Time travel debugging tool for Linux that helps developers understand and fix complex code more quickly.

2

Funding Rounds

$11.6m

Money raised

The SaaS software platform for managing and monetizing music & media assets

1

Funding Rounds

$500.0k

Money raised

Trigger.dev is a coding tool for automating complex workflows founded in 2022 by Matt Aitken, Eric Allam, Daniel Patel and James Ritchie.

Industries:

Location:

Key people:

1

Funding Rounds

$440.0k

Money raised

Continually is a website chatbot development platform founded in 2018 by Paul McKeever.

1

Funding Rounds

$3.6m

Money raised

Instill AI is a no-code data tool founded in 2020.

1

Funding Rounds

$3.0m

Money raised

Runware is an AI-powered generative media API provider founded in 2023 by Ioana Hreninciuc.

Key people:

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