Company lists · Data refreshed September 2026

Top 23 HR automation software developers based in London, United Kingdom

Name: HR automation software developers based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 171 companies tracked

RevenueBase identified 171 company matches for HR automation software developers associated with London, United Kingdom as of September 2026 and tracks 4,734 professional contacts across them, including 794 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for HR automation software developers associated with London, United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built

171Companies

4,734Contacts tracked

794Verified emails

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The 23 largest HR automation software developers based in London, United Kingdom

Ranked by team size

Top 23 of 171 company matches for HR automation software developers based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	NGA Human Resources, An Alight Company	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	2,734 contacts →
	Exact match “At Alight \| NGA Human Resources our mission is to make HR work better.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Giant Group	Exact match	London, United KingdomHQ recorded Sep 28, 2026	5,001-10,000	420 contacts →
	Exact match “Since 1992 Giant have provided specialist, end to end workforce management software and support services to large and small recruitment agencies, internationally.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	PLUMM	Exact match	London, United KingdomHQ recorded Sep 28, 2026	n/a	155 contacts →
	Exact match “Plumm is the next-generation HR platform designed to replace your patchwork of tools with one powerful, integrated system.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Cezanne HR	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	127 contacts →
	Exact match “Cezanne HR is leading the way in delivering smart, sophisticated and cost-effective Cloud HR and Native payroll software to UK and international businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Jibble	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	68 contacts →
	Exact match “Jibble Group builds HR SaaS products.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Healthboxhr	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	40 contacts →
	Exact match “Embracing innovative technology and user simplicity, HealthBoxHR has developed a revolutionary, future-proof global HR and payroll solution.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	ZELT	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	31 contacts →
	Exact match “Zelt is the UK's leading native all-in-one HR and Finance platform, built to give mid-sized businesses the tools they need to manage, pay, and grow their people.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Talisman Tech	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	25 contacts →
	Exact match “As current specialists in providing technology for the recruitment industry, our products have powered thousands of users, paid hundreds of thousands of workers, processed…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Shopworks	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	24 contacts →
	Exact match “We build scheduling software that helps your business run more efficiently and which supports, trains and motivates your staff.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Teamdash ǀ Recruitment Software	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	20 contacts →
	Exact match “Global overview.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Eva.ai Workforce Decision Intelligence	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	20 contacts →
	Exact match “EVA.AI is the Workforce Decision Intelligence Platform, making hiring, mobility, and skills decisions faster, fairer, and auditable at scale.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Zenithr	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	20 contacts →
	Exact match “Zenithr is a leading provider of HR technology and intelligence solutions, committed to enhancing talent management and development for businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Talentmapper	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	18 contacts →
	Exact match “Talent management software that gives you the right person, with the right skill, when you need it, with the knowledge that it is without bias.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	GO Enterprise HR Software	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Go Enterprise HR: The Ultimate All-in-One HR Solution for Growing Businesses HR doesn’t have to be complicated.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Anfold Software LTD	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	13 contacts →
	Exact match “Anfold Software specialises in technology solutions that assist companies in saving time, reducing human error across their timesheet management, pay and bill cycles, and driving…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Keystone Talent Bank	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Keystone Talent Bank is the leading provider of workforce management software and contingent worker solutions in the UK.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Wealden HR & Payroll Solutions	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	13 contacts →
	Exact match “Since 1983, Wealden has been providing industry-leading HR, Payroll and Time & Attendance solutions to clients as diverse as government bodies, international groups, schools and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Hubbubhr	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	12 contacts →
	Exact match “HubbubHR is proven, future-ready, Azure-secure enterprise people & AI tech built for what’s next Big legacy HR/ERP systems introduce rigidity, exorbitant cost, and delay.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Walkzero	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	12 contacts →
	Exact match “Walkzero, is developing an AI-driven Human Resource Management System (HRMS) to help small and medium-sized enterprises (SMEs) streamline their HR processes, enhance employee…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	wesoar.ai	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	11 contacts →
	Exact match “WeSoar is an AI-native System of Intelligence for Enterprise HR, 85+ features across twelve capability domains, three AI agents, and strategic consulting, deployed on top of SAP…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Giant Precision	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	11 contacts →
	Exact match “Take control of your contingent workforce with Giant Precision.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Pace HR	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	10 contacts →
	Exact match “Bespoke human resources solutions tailored to suit any business, at any stage.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	VEER	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	10 contacts →
	Exact match “Veer is a company of engineers and academics from London and Oxford with a passion and a plan for changing the recruitment landscape for the better.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “HR automation software developers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 23 of 171 HR automation software developers based in London, United Kingdom

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HR automation software developers based in London, United Kingdom at a glance

As of Sep 28, 2026

16.8%Verified-email coverage

27.7Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

5,001-10,000

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 171 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with London, United Kingdom whose business descriptions match “HR automation software developers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 794 professional contacts with verified work emails across the full matched dataset. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “HR automation software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many HR automation software developers are there based in London, United Kingdom?

RevenueBase identified 171 company matches for HR automation software developers associated with London, United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

NGA Human Resources, An Alight Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United Kingdom has the most HR automation software developers?

London leads the United Kingdom with 171 company records, followed by Manchester (23) and Birmingham (10).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 794 professional contacts with verified work emails tracked across these 171 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 SmartSearch, 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.