Company lists · Data refreshed September 2026

Top 25 HR software companies for startups based in London, United Kingdom

Name: HR software companies for startups 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 336 companies tracked

RevenueBase identified 336 company matches for HR software companies for startups associated with London, United Kingdom as of September 2026 and tracks 5,255 professional contacts across them, including 910 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for HR software companies for startups 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

336Companies

5,255Contacts tracked

910Verified emails

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The 25 largest HR software companies for startups based in London, United Kingdom

Ranked by team size

Top 25 of 336 company matches for HR software companies for startups 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	Playroll	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	151 contacts →
	Exact match “Meet Playroll - your all-in-one workforce management platform.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	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
6	Omnipresent	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	124 contacts →
	Exact match “Omnipresent was acquired by Deel in October of 2025.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	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
8	SCEDE	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	64 contacts →
	Exact match “Scede is a trusted scaling partner for tech companies globally, offering a breadth of talent acquisition, people operations and training services, designed to solve key growth…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Oakleaf Partnership	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	57 contacts →
	Exact match “Since 2005, Oakleaf Partnership has been successfully placing people into jobs across every HR discipline, in every sector imaginable.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Teamed	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	40 contacts →
	Exact match “At Teamed, we simplify the process of building teams - no matter where they are in the world.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	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
12	Work For Impact	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	36 contacts →
	Exact match “Work for Impact helps growing companies build high-performing global teams through staffing, recruitment, and ethical outsourcing.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Seven20	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	32 contacts →
	Exact match “Salesforce for recruitment.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	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
15	Offerletter HR Services	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	28 contacts →
	Exact match “Offer Letter, is a focused Talent Search and HR Consulting Services Company, which is rapidly emerging by delivering high quality service to its clients from IT and other sectors.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	AJ FLX	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	27 contacts →
	Exact match “AJ FLX is the embedded Talent and People solution for venture-backed startups and scaleups.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	TROI	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	26 contacts →
	Exact match “We are your go-to recruitment partner.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Sherpa Previously Kandidate	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	22 contacts →
	Exact match “Sherpa helps Talent Teams at Scale-Ups, Hire Fast.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Abacus Resource Solutions	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	20 contacts →
	Exact match “As a leadership team with more than 45 years’ combined experience, our mission is to enable businesses to focus on growth and profitability by offering bespoke Finance, Accounting…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	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
21	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
22	Open ORG	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	14 contacts →
	Exact match “of startup People teams save hours every day with Open Org.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	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
24	Limitless	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	11 contacts →
	Exact match “Limitless is the talent partner behind your pre-IPO growth.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	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

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 software companies for startups”. 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 25 of 336 HR software companies for startups based in London, United Kingdom

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HR software companies for startups based in London, United Kingdom at a glance

As of Sep 28, 2026

17.3%Verified-email coverage

15.6Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

256

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 336 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 software companies for startups” 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 910 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.

HR software companies for startups by metro in the United Kingdom

HR software companies for startups in Manchester30

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 software companies for startups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many HR software companies for startups are there based in London, United Kingdom?

RevenueBase identified 336 company matches for HR software companies for startups 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 software companies for startups?

London leads the United Kingdom with 336 company records, followed by Manchester (30) and Bristol (15).

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 910 professional contacts with verified work emails tracked across these 336 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.