Company lists · Data refreshed September 2026

Top 25 Generative AI recruitment agencies based in the United Kingdom

RevenueBase identified 1,762 generative AI recruitment agencies headquartered in the United Kingdom as of September 2026 and tracks 23,516 professional contacts across them, including 7,079 with verified work emails. London is the largest hub.

This list covers generative AI recruitment agencies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review
1,762Companies
23,516Contacts tracked
7,079Verified emails
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The 25 largest generative AI recruitment agencies based in the United Kingdom

Ranked by team size
Top 25 of 1,762 generative AI recruitment agencies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to generative AI recruitment agencies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,0003,270 contacts →

Partial evidence

“OLIVER is the world's #1 in-housing expert, designing, building, and running AI-powered marketing organizations inside the world's biggest brands.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,0002,119 contacts →

Indirect evidence

“Jellyfish | Move Faster.”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500447 contacts →

Partial evidence

“InstaDeep is a pioneer in decision-making AI, driven by the belief that AI can help everyone.”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500413 contacts →

Partial evidence

“Systango is an AI-native digital engineering company.”

Source: RevenueBase Database · checked Sep 21, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500264 contacts →

Indirect evidence

“Armakuni is a cloud-native technology consultancy and AWS Premier Partner, trusted by enterprises across industries to accelerate their digital transformation journeys.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceManchester, United KingdomHQ checked Sep 21, 202651-200263 contacts →

Partial evidence

“Oscar is an award-winning, global recruitment consultancy that takes an ethical, sustainable and people-first approach.”

Source: RevenueBase Database · checked Sep 21, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200248 contacts →

Partial evidence

“Rezolve Ai revolutionizes how customers discover, engage and shop online.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202651-200246 contacts →

Indirect evidence

“Recruiters that thrive on connecting great talent with great organisations.”

Source: RevenueBase Database · checked Sep 21, 2026
9Strong evidenceWimbledon, United KingdomHQ checked Sep 21, 2026201-500239 contacts →

Strong evidence

“Harnham provides specialist Data and AI recruitment and staffing services, along with bespoke training solutions, across multiple industry verticals, operating in the UK, the USA…”

Source: RevenueBase Database · checked Sep 21, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 21, 20261,001-5,000207 contacts →

Partial evidence

“Peregrine are experts at accelerating AI-driven, people-centric technology and change transformation programmes for the private and public sector.”

Source: RevenueBase Database · checked Sep 21, 2026
11Strong evidenceLondon, United KingdomHQ checked Sep 21, 2026201-500196 contacts →

Strong evidence

“Totaljobs is part of StepStone, one of the world’s leading next-generation recruitment solution providers.”

Source: RevenueBase Database · checked Sep 21, 2026
12Strong evidenceLondon, United KingdomHQ checked Sep 21, 2026n/a188 contacts →

Strong evidence

“TechTree is an AI-powered recruitment platform that combines a proprietary talent data platform, predictive AI, and a network of human recruiters to deliver the right candidates…”

Source: RevenueBase Database · checked Sep 21, 2026
13Partial evidenceSwindon, United KingdomHQ checked Sep 21, 202651-200173 contacts →

Partial evidence

“Outsource UK is one of the country’s largest and most successful independent specialist recruitment agencies, established over 30 years ago.”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202651-200155 contacts →

Indirect evidence

“Connecting the world's leading engineering and technical talent with organisations driving innovation in automation, manufacturing, and advanced technology.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceFarnham, United KingdomHQ checked Sep 21, 202611-50149 contacts →

Indirect evidence

“Our business is finding the best people.”

Source: RevenueBase Database · checked Sep 21, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200145 contacts →

Partial evidence

“Global Technology Recruitment Specialists.”

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202611-50143 contacts →

Indirect evidence

“The Explore Group has been helping companies recruit top talent in the ever-evolving world of technology since 2005.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 21, 202611-50121 contacts →

Partial evidence

“Anson McCade is a specialist recruitment agency focusing on four primary sectors: Quant Research, Trading & Risk; Digital & Data Analytics; IT & Cyber Security; Business Change &…”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200115 contacts →

Partial evidence

“hackajob has the AI hiring tools trusted by enterprises, scale-ups, and 1M+ tech professionals worldwide.”

Source: RevenueBase Database · checked Sep 21, 2026
20Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-200108 contacts →

Partial evidence

“With over 25 years in the technology recruitment sector, Square One is an award-winning specialist recruitment agency.”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202651-20098 contacts →

Indirect evidence

“Run your most expensive operations for a third of the cost.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceLondon, United KingdomHQ checked Sep 21, 202651-20097 contacts →

Indirect evidence

“We all know the feeling, you have 50+ roles to fill, and your day is swallowed by manual screening and scheduling.”

Source: RevenueBase Database · checked Sep 21, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20091 contacts →

Partial evidence

“Forsyth Barnes is a global talent partner disrupting the recruitment industry.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 21, 202651-20091 contacts →

Partial evidence

“Acolyte’s mission is simple: To offer employers the insight and recruitment solutions they need for direct, scalable and cost-effective access to the high-quality talent required…”

Source: RevenueBase Database · checked Sep 21, 2026
25Partial evidenceLondon, United KingdomHQ checked Sep 21, 202611-5081 contacts →

Partial evidence

“At Strike IT, we are your strategic partner in digital and technology recruitment, committed to connecting forward-thinking businesses with the talent they need to fuel innovation.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 1,762 generative AI recruitment agencies based in the United Kingdom

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Generative AI recruitment agencies based in the United Kingdom at a glance

As of Sep 21, 2026
30.1%Verified-email coverage
13.3Average contacts per company
1-10Median size (employees)
57.3%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
1,297
11-50
374
51-200
69
201-500
15
501-1,000
2
1,001-5,000
4

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 1,762 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among generative AI recruitment agencies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “generative AI recruitment agencies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names generative AI recruitment agencies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among generative AI recruitment agencies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 7,079 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names generative AI recruitment agencies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many generative AI recruitment agencies are there based in the United Kingdom?

RevenueBase identified 1,762 generative AI recruitment agencies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Oliver The Brandtech Group, headquartered in United Kingdom, tops this list with the largest team on record.

Which city has the most generative AI recruitment agencies?

London leads with 1010 headquartered companies, followed by Manchester (79) and Leeds (29).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 7,079 verified decision-maker contacts tracked across these 1,762 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.