These UK-based human resources companies primarily offer talent solutions, payroll, and HR services. They range from global providers to specialized firms. AMS provides global talent solutions, while At home focuses on remote work. Peninsula UK offers employment law and HR services, and CloudPay specializes in global pay processes. NGA Human Resources, an Alight company, delivers digital HR and payroll solutions. Santa Fe Relocation manages relocation services.
Most of these companies are headquartered in London, indicating a concentration of HR service providers in the capital. Other locations include Manchester, Bristol, Oxford, and Wimbledon.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
AMSweareams.com
Global talent solutions business specializing in sourcing, selecting, and retaining top talent through digital innovation, HR expertise, and a holistic approach to workforce management |
8,718 | |||
| 2 | 8,569 | ||||
| 3 |
fresherjobsify.org
This company provides a wide range of content covering news, business, sport, commentary, lifestyle, and culture related to fresher jobs |
5,935 | |||
| 4 |
Workanaworkana.com
Leading Latin American platform connecting top talent with remote work opportunities, facilitating growth for companies and freelancers Over 600,000 companies and 3 million freelancers benefit from our services |
5,417 | |||
| 5 |
Peninsula UKpeninsulagrouplimited.com
Provides employment law, HR, and health & safety services, including training, tax, payroll, software, and employee assistance programs to businesses. |
2,888 | |||
| 6 |
NGA Human Resources, an Alight companyalight.com
Global provider of HR solutions, pioneering digital HR, payroll, compliance, and workforce data to enhance employee experiences, save costs, and transform organizations worldwide |
2,789 | |||
| 7 |
CloudPaycloudpay.com
CloudPay provides global companies with modern solutions for employee pay processes, including payroll, payments, and on-demand pay, guided by trusted experts |
1,460 | |||
| 8 |
Santa Fe Relocationsantaferelo.com
Specializes in managing and delivering high-quality relocation services to help corporations and employees settle in new global locations. |
1,436 | |||
| 9 |
hap Solutions Grouphapgroup.co.uk
Specializing in temporary staffing, permanent recruitment, and training services, we elevate businesses throughout the UK & Ireland with tailored solutions |
1,130 | |||
| 10 | 1,071 | ||||
| 11 |
All Cruise Jobsallcruisejobs.com
Leading job board for cruise line industry vacancies, offering opportunities to work on cruise ships through wwwallcruisejobscom |
1,009 | |||
| 12 | 993 | ||||
| 13 |
ONLINE WORKjobsify.org
Opportunity for individuals to earn income from home by investing time in social media Seeking young, dynamic individuals for part-time/full-time work |
951 | |||
| 14 |
Remote Helpersrh-s.com
The company offers dedicated English-speaking Virtual Assistants for a variety of online marketing tasks, including content management, customer support, and design |
822 | |||
| 15 |
ROCzalaris.com
A company acquired by Zalaris ASA, specializing in HR and payroll services, operating in the UK and Ireland regions |
747 | |||
| 16 |
BrightHRbrighthr.com
An award-winning HR software and support services provider with additional offerings like health & safety software, e-learning, and business support services |
589 | |||
| 17 |
TopSourcetopsourceworldwide.com
Strategic talent deployment and globalization services enabling organizations to hire, operate, and expand efficiently across worldwide markets with compliance. |
530 | |||
| 18 | 522 | ||||
| 19 |
McLean & Companybit.ly
We partner with organizations to create data-driven workplaces that prepare for the future, offering assessments, action plans, training, and more |
384 | |||
| 20 |
Penna, an LHH brandpenna.com
People management business partnering with public and private sector, offering attraction strategies, recruitment selection, assessment for top talent in executive roles Part of Adecco Group |
371 | |||
| 21 |
GCPS Consultinggcps.consulting
Specializing in international safeguarding, GCPS Consulting offers comprehensive solutions to enhance protection policies, programs, and systems for vulnerable populations |
352 | |||
| 22 |
activpayrollactivpayroll.com
Global payroll, international payments, global mobility, and HR services ensuring compliant and timely payment worldwide, supported by tech and tax specialists |
316 | |||
| 23 |
Headstart (Defunct)headstart.io
This company uses advanced candidate screening to help recruiters identify potential and hire the best candidates, promoting fair and unbiased hiring practices |
224 | |||
| 24 |
Mercansmercans.com
Offers global payroll and EOR services, enabling businesses to manage payrolls across 160 countries with proprietary SaaS platforms and expert local support. |
216 | |||
| 25 | 203 | ||||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 |
Best Places to Work Certification Programbestplacestoworkfor.org
Global certification provider honoring organizations with excellent HR practices and employee experiences through rigorous assessments aligned with latest trends |
201 | |||
| 27 |
Dabsterdabster.net
Talent management and workforce solutions provider specializing in SAP and PEGA, aiming to improve clients' productivity and profitability through strategic values and principles |
187 | |||
| 28 |
Cezanne HRcezannehr.com
Providing cloud-based HR and payroll software solutions covering recruitment, onboarding, administration, performance management, surveys, and payroll for businesses. |
184 | |||
| 29 |
Join Talentjointalent.co.uk
Provides talent acquisition as a service, offering strategic consultancy and delivery support for recruitment models and employer branding to attract top talent. |
180 | |||
| 30 |
MOVE Guidesmoveguides.com
A global mobility management platform offering relocation, expatriate management, tax, payroll, and immigration services to over 100 companies worldwide |
177 | |||
| 31 |
ECA Internationaleca.global
Provides technology, data, and expertise to manage compensation and benefits for internationally mobile employees across various assignment durations. |
161 | |||
| 32 |
Playrollplayroll.com
provides a global platform for businesses to hire, pay, and retain talent compliantly across 180+ countries with flat fees |
161 | |||
| 33 |
Peppypeppy.health
Peppy is a health app connecting employees to expert care for various health challenges, improving well-being and productivity at work |
158 | |||
| 34 |
Cintra HR & Payroll Servicescintra.co.uk
Providing professional payroll and HR services with a personal, friendly approach to private companies, public sector, and educational institutions. |
158 | |||
| 35 |
Veremarkveremark.com
A b2b background screening and reference checking platform streamlining hiring processes for companies, providing faster, data-compliant, and insightful checks for candidates |
156 | |||
| 36 |
Matrix Security Watchdogsecuritywatchdog.org.uk
Global provider of digital pre-employment and background screening services, offering innovative solutions to protect businesses and individuals from fraudsters and criminals |
156 | |||
| 37 |
Independent Recruitermailchi.mp
Connecting independent recruitment consultants seeking improved working conditions and higher earnings through a collaborative platform |
156 | |||
| 38 |
SD Worx UKsdworx.co.uk
Leading European provider of integrated HR solutions empowering organizations with smart technology, delivering services across the entire employee lifecycle globally |
153 | |||
| 39 | 152 | ||||
| 40 | 151 | ||||
| 41 |
HR Connecthrconnect.org.uk
Partnering with businesses to enhance human resources strategies and align with overall business goals |
151 | |||
| 42 |
Hightekershightekers.com
Streamlining business management for IT and engineering consultants and recruiters across Europe with premium services including tax management, contract negotiation, payroll, and more Join our growing community! |
150 | |||
| 43 |
Accurate Background (UK)accurate.com
A pre-employment screening company with a passion for setting new standards, prioritizing data security, and delivering outstanding screening experiences through human interactions |
148 | |||
| 44 |
rTriibertriibe.com
rTriibe revolutionizes education recruitment with a simple, clear, and inclusive platform for connecting schools with educators, prioritizing transparency and fair compensation |
146 | |||
| 45 |
LACE Partnerslacepartners.com
Global consultancy combining HR change experts with progressive technologies to help solve business challenges Passionate about unlocking company value through people |
131 | |||
| 46 |
xcdpeoplexcd.com
HR and Payroll software solution built on Salesforce for organizations with 250+ employees, simplifying processes and empowering HR teams to drive business success |
123 | |||
| 47 |
Advoadvo.co.uk
An award-winning advisory with technology platforms for HR, Payroll, and Employee Benefits, empowering workforce control and offering corporate-style benefits management to SMEs |
122 | |||
| 48 |
Elementsweareelements.io
They revolutionize talent consultancy by embedding consultants within organizations like Spotify and Atlassian, driving transformative change and growth worldwide |
114 | |||
| 49 |
Skills Allianceskillsalliance.com
Global Life Science workforce solutions company with 20 years of experience, providing talent acquisition solutions for pharmaceutical, biotech, and medical companies worldwide |
110 | |||
| 50 |
Cogitocogitotalent.com
This company specializes in HR solutions, offering services such as Outsourced and Project based HR, Learning & Development, Talent Acquisition, and Employer Branding |
108 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 13, 2026.
More company lists in the United Kingdom
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