Company lists · Data refreshed September 2026

Top 25 HR tech software development services based in London, United Kingdom

Name: HR tech software development services 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 435 companies tracked

RevenueBase identified 435 company matches for HR tech software development services associated with London, United Kingdom as of September 2026 and tracks 6,621 professional contacts across them, including 925 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for HR tech software development services 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

435Companies

6,621Contacts tracked

925Verified emails

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The 25 largest HR tech software development services based in London, United Kingdom

Ranked by team size

Top 25 of 435 company matches for HR tech software development services 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	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
3	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
4	Xynotech	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	96 contacts →
	Exact match “Xynotech is a provider of IT consulting and software development services that help companies overtake their competition.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Timspark	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	73 contacts →
	Exact match “Timspark is a software development company/hub that creates custom software solutions to fit clients’ business needs.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	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
7	Supportwave	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	68 contacts →
	Exact match “Supportwave is an AI-driven enterprise technology services company.” 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	3i-Vision	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	60 contacts →
	Exact match “3i-Vision company was Founded in 2012, 3i-Vision is a provider of IT consulting services and custom software development with IT professionals.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Devbox	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	52 contacts →
	Exact match “Devbox Technologies is a UK based company that specializes in providing services related to the development, testing, maintenance, and enhancement of software applications for…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Warriorz Technologies	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	51 contacts →
	Exact match “In a highly technical industry of Information Technology, Warriorz Technologies Ltd is paving the way in Human Resource and Software consulting across the globe.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	UBM Technologies Limited	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	50 contacts →
	Exact match “UBM TECHNOLOGIES LIMITED is an information technology and services company based in US and Pakistan.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	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
14	Mifort	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	39 contacts →
	Exact match “We are a software development outsourcing company with 9+ years in business and 200+ successful projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Stallions Technologies	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	35 contacts →
	Exact match “At Stallions Technologies, we passionately believe that we are successful in delivering excellence to our clients because we deliberately seek to hire 'Brilliant' people.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	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
17	digimeta.dev	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	32 contacts →
	Exact match “DIGIMETA is an AI-focused Software Development Partner headquartered in London, with offices in Gloucestershire & Bangalore.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	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
19	UDDER	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	30 contacts →
	Exact match “We help forward-thinking HR, TA and Learning leaders to take full advantage of the ROI that modern HR tech can bring to their organisations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Softelegance	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	30 contacts →
	Exact match “Founded in 1993, SoftElegance is a custom software development company that has been providing reliable services for implementation of SaaS systems, sophisticated business…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	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
22	Talando Recruitment	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	28 contacts →
	Exact match “Welcome to Talando, your partner in IT recruitment and business consultancy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Sunrise Software	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	27 contacts →
	Exact match “With over 30 years of industry experience, we offer service desk software designed to adapt seamlessly to your organisation's needs, powered by Solvyr®, our AI engine that…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	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
25	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

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 tech software development services”. 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 435 HR tech software development services based in London, United Kingdom

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HR tech software development services based in London, United Kingdom at a glance

As of Sep 28, 2026

14.0%Verified-email coverage

15.2Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

276

11-50

108

51-200

201-500

501-1,000

1,001-5,000

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 435 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 tech software development services” 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 925 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 tech software development services by metro in the United Kingdom

HR tech software development services in Manchester41

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 tech software development services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many HR tech software development services are there based in London, United Kingdom?

RevenueBase identified 435 company matches for HR tech software development services 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 tech software development services?

London leads the United Kingdom with 435 company records, followed by Manchester (41) and Birmingham (19).

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 925 professional contacts with verified work emails tracked across these 435 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.