Company lists · Data refreshed September 2026
Top 25 Offshore staffing companies based in London, United Kingdom
RevenueBase identified 318 offshore staffing companies headquartered in London, United Kingdom as of September 2026 and tracks 5,309 professional contacts across them, including 867 with verified work emails and 199 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.
This list covers offshore staffing companies headquartered in London, United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 13, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest offshore staffing companies based in London, United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 333 contacts → | ||||
Indirect evidence “Ubique Systems is a fast growing multifaceted organization which offers a comprehensive array of outsourcing and consulting services for its customers, including recruitment…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 2 | 313 contacts → | ||||
Indirect evidence “With over 30 years of experience servicing blue-chip clients, Momenta Group is renowned for our expertise and quality-driven approach.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 3 | 194 contacts → | ||||
Partial evidence “Linnk Group provides staffing, outsourcing and professional services to our clients.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 4 | 150 contacts → | ||||
Partial evidence “At Potentiam, we help businesses unlock growth by building nearshore and offshore teams that empower organisations to scale faster, operate smarter and stay ahead of the…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 5 | 128 contacts → | ||||
Partial evidence “Newforce provides global recruitment and workforce staffing solutions that help organizations access skilled talent across multiple markets.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 6 | 125 contacts → | ||||
Indirect evidence “Skilliantech Ltd, trading as “SkillRecruit”, is a specialist IT and Engineering recruitment agency delivering comprehensive coverage of recruitment services across all industries…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 7 | 115 contacts → | ||||
Partial evidence “At Remoteli, we’re revolutionising staffing, recruitment, and outsourcing.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 8 | 100 contacts → | ||||
Indirect evidence “Class1 Personnel is committed to being a class above other recruitment agencies, and our skilled consultants consistently strive to achieve the very best results for our clients.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 9 | 90 contacts → | ||||
Partial evidence “A world class offshore outsourcing agency, with offices in London and Harare, we have access to some of the best educated, best spoken graduates you will find anywhere in the…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 10 | 87 contacts → | ||||
Indirect evidence “Established in 1965 Angel Human Resources is a leading independent specialist in recruitment solutions.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 11 | 84 contacts → | ||||
Indirect evidence “UK businesses are under pressure- Hiring is slower- Costs are rising- And internal teams are stretched thin.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 12 | 82 contacts → | ||||
Partial evidence “Welcome to 9NEXUS- Your Trusted Partner for IT Staff Augmentation & Offshore Solutions.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 13 | 70 contacts → | ||||
Indirect evidence “Invedus Outsourcing is a remote employees outsourcing company.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 14 | 66 contacts → | ||||
Indirect evidence “QORMOTHO is a global outsourcing company.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 15 | 64 contacts → | ||||
Indirect evidence “We deliver bespoke solutions, on time, to transform your business.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 16 | 64 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 17 | 62 contacts → | ||||
Indirect evidence “Support Adventure is an outsourcing company that specializes in customer service and support.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 18 | 40 contacts → | ||||
Partial evidence “Working offshore is unlike any other job; it takes a certain kind of person to excel in this complex and highly specialised world.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 19 | 40 contacts → | ||||
Indirect evidence “We help multi-national and SME's to help manage their complex staff and human resource needs in some of the most challenging environment such as Airports and Hospitals.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 20 | 36 contacts → | ||||
Partial evidence “SmartChoice International is a premier IT consulting and staffing organisation, delivering excellence in both onshore and nearshore technology staffing solutions.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 21 | 35 contacts → | ||||
Indirect evidence “We are reinventing how startups grow their software development teams by bridging the gap between outsourcing and in-house hiring.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 22 | 35 contacts → | ||||
Partial evidence “Auxilium Digital helps businesses with limited resources, higher operational costs achieve utmost customer satisfaction through providing customized offshore development teams…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 23 | 33 contacts → | ||||
Partial evidence “Offshore Team is a British-owned technology company based in the Philippines.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 24 | 33 contacts → | ||||
Partial evidence “Walters People are the staffing specialist for tomorrow’s working world.” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
| 25 | 30 contacts → | ||||
Partial evidence “Kripson Staffing is offering full range of staffing options for, IT, Healthcare (travel), local contract, and direct hire in UK, Europe and US.Our experienced recruiting and…” Source: RevenueBase Database · checked Sep 13, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: offshore staffing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names offshore staffing companies.
- Partial evidence
- Its own public description names part of offshore staffing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name offshore staffing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 318 offshore staffing companies based in London, United Kingdom
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Offshore staffing companies based in London, United Kingdom at a glance
As of Sep 13, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 15.0dCompany record updated
Median 79.0dHow this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among offshore staffing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in London, United Kingdom whose own description of what they do matches “offshore staffing companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names offshore staffing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among offshore staffing companies, and records with no verified work email. Companies headquartered outside London are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 867 across the full list. 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 13, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names offshore staffing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many offshore staffing companies are there based in London, United Kingdom?
RevenueBase identified 318 offshore staffing companies headquartered in London, United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Ubique Systems, headquartered in London, tops this list with the largest team on record.
Which city in the United Kingdom has the most offshore staffing companies?
London leads the United Kingdom with 407 headquartered companies, followed by Manchester (41) and Birmingham (22).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 867 verified decision-maker contacts tracked across these 318 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 13, 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 Smart Search, 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.
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