Company lists · Data refreshed September 2026

Top 25 Employee onboarding software developers based in the United Kingdom

Name: Employee onboarding software developers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 119 companies tracked

RevenueBase identified 119 company matches for employee onboarding software developers associated with the United Kingdom as of September 2026 and tracks 1,982 professional contacts across them, including 1,025 with verified work emails. London is the largest hub.

This list covers company matches for employee onboarding software developers associated with the 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

119Companies

1,982Contacts tracked

1,025Verified emails

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The 25 largest employee onboarding software developers based in the United Kingdom

Ranked by team size

Top 25 of 119 company matches for employee onboarding software developers based in the 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	Talos360	Exact match	Warrington, United KingdomHQ recorded Sep 28, 2026	51-200	161 contacts →
	Exact match “Talos360 is the market leader in autonomous people solutions, empowering businesses to hire smarter, grow faster, and unlock their people’s full potential through autonomous…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Breathe	Exact match	Horsham, United KingdomHQ recorded Sep 28, 2026	51-200	107 contacts →
	Exact match “Since 2012, Breathe has made HR simpler for growing businesses.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Applaud	Exact match	Worthing, United KingdomHQ recorded Sep 28, 2026	51-200	61 contacts →
	Exact match “Applaud is the AI-powered HR Service Delivery (HRSD) platform built to reduce HR workload for global enterprises.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Charliehr	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	44 contacts →
	Exact match “Charlie is the HR software for small teams with big ideas.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	A-Listware	Exact match	St Leonards-on-sea, United KingdomHQ recorded Sep 28, 2026	51-200	40 contacts →
	Exact match “A-listware is a UK technology company with R&D center in Ukraine delivering exclusive on-boarding and accompanying of your remote engineering teams.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	IVY Tech	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	35 contacts →
	Exact match “We are reinventing how startups grow their software development teams by bridging the gap between outsourcing and in-house hiring.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Iris HR	Exact match	Slough, United KingdomHQ recorded Sep 28, 2026	51-200	24 contacts →
	Exact match “IRIS's domestic and global HR software and HR services are used by over four million employees.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Benefex	Exact match	Southampton, United KingdomHQ recorded Sep 28, 2026	501-1,000	20 contacts →
	Exact match “Hello!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Harbour ATS	Exact match	Colchester, United KingdomHQ recorded Sep 28, 2026	11-50	19 contacts →
	Exact match “Harbour’s applicant tracking and onboarding system helps compliance-centric businesses to speed up hiring, automate manual tasks and transform the candidate experience.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	XYDUS	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	16 contacts →
	Exact match “Regulatory requirements are so often an essential part of onboarding.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Meet & Engage Unseen Group	Exact match	Leicester, United KingdomHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Meet & Engage is dedicated to helping employers deliver meaningful connections throughout the hiring journey.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Recruso	Exact match	Manchester, United KingdomHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Recruso was setup by former recruitment agency owners, after an unsuccessful search for software to run their own business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Transactionlink	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “At TransactionLink we help companies around the globe to build tailored business onboarding processes in minutes, all with no code, saving huge amounts of time and money.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	moonstar.ai	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Moonstar.ai helps companies accelerate revenue growth by building a high performance and highly engaged workforce.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	TAYL	Exact match	Mussleburgh, United KingdomHQ recorded Sep 28, 2026	11-50	12 contacts →
	Exact match “Your team are the brains and brawns of your business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	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
17	Target Technology Solutions	Exact match	Leicester, United KingdomHQ recorded Sep 28, 2026	11-50	12 contacts →
	Exact match “We create software to support businesses, providing employee facing service web portals and apps to access their pay documents, discounts and other benefits.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Peopleflow	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	12 contacts →
	Exact match “PeopleFlow is a Workday-focused consulting and automation company built for how Workday operates today.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Comcloudit	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “Transforming HR with Smart Automation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Aeclipse	Exact match	Chester, United KingdomHQ recorded Sep 28, 2026	1-10	9 contacts →
	Exact match “We are Auto Enrolment specialists offering an automated end to end software solution backed up by our dedicated support service.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Recruit Genie	Exact match	Leeds, United KingdomHQ recorded Sep 28, 2026	1-10	8 contacts →
	Exact match “The Recruit Genie HR platform specialises in talent acquisition, vacancy management, onboarding and succession planning.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Workvine	Exact match	Hinckley, United KingdomHQ recorded Sep 28, 2026	1-10	8 contacts →
	Exact match “Recruitment fees have been a percentage of salary for decades.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Leadsie	Exact match	London, United KingdomHQ recorded Sep 28, 2026	11-50	8 contacts →
	Exact match “Impress your clients during onboarding!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Hubbado	Exact match	London, United KingdomHQ recorded Sep 28, 2026	1-10	7 contacts →
	Exact match “We know that managing your workforce can be time-consuming and expensive, with multiple software providers, and difficulties tracking costs, validating charges, or reconciling…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	VITRO	Exact match	Bromley, United KingdomHQ recorded Sep 28, 2026	11-50	7 contacts →
	Exact match “Vitro are passionate about elevating the human experience in HR & Learning technology.” 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 “employee onboarding 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 25 of 119 employee onboarding software developers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,025 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Employee onboarding software developers based in the United Kingdom at a glance

As of Sep 28, 2026

51.7%Verified-email coverage

16.7Average contacts per company

11-50Median size (employees)

33.6%Largest-city concentration · London

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

10001+

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 119 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 the United Kingdom whose business descriptions match “employee onboarding 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 1,025 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.

Employee onboarding software developers by metro

Employee onboarding software developers in London40

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 “employee onboarding software developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many employee onboarding software developers are there based in the United Kingdom?

RevenueBase identified 119 company matches for employee onboarding software developers associated with the 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?

Talos360 tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most employee onboarding software developers?

London leads with 40 company records, followed by Manchester (6) and Bristol (3).

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 1,025 professional contacts with verified work emails tracked across these 119 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.