Company lists · Data refreshed September 2026

Top 25 Financial services IT consultants based in London, United Kingdom

RevenueBase identified 509 company matches for financial services IT consultants associated with London, United Kingdom as of September 2026 and tracks 15,174 professional contacts across them, including 6,865 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for financial services IT consultants 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
509Companies
15,174Contacts tracked
6,865Verified emails
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The 25 largest financial services IT consultants based in London, United Kingdom

Ranked by team size
Top 25 of 509 company matches for financial services IT consultants 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 28, 20265,001-10,0007,396 contacts →

Exact match

“Capco, a Wipro company, is a global technology and management consultancy specializing in driving digital transformation in the financial services industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 28, 20261,001-5,000976 contacts →

Exact match

“Delta Capita is a leading global Capital Markets consulting, managed services, and technology provider with a unique combination of experience in financial services and capability…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 28, 20265,001-10,000329 contacts →

Exact match

“We are the global consulting division of Davies, accelerating business, technology and people performance across financial services including Retail Finance & Corporate Banking…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 28, 2026501-1,000281 contacts →

Exact match

“Phi Partners is a capital markets consulting firm specialised in quantitative and technology services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500240 contacts →

Exact match

“Albany Beck is a client-first consulting firm helping financial services organisations deliver complex change and build capability, not dependency.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 28, 20261,001-5,000208 contacts →

Exact match

“We create and deliver market-leading solutions to help you optimize investment, unlock value and drive growth.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500200 contacts →

Exact match

“ICSFS is a global financial and banking software solutions provider, that has been servicing the financial and banking industry for many decades through its multi-award-winning…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500158 contacts →

Exact match

“Traditionally, core banking solutions revolved around products rather than customer needs.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-200120 contacts →

Exact match

“OpticoreIT is an IT Consultancy founded in 2013 to bridge a gap in the market between the major IT services providers and the consultancy market.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20096 contacts →

Exact match

“Matsco Solutions is a global managed IT service provider built exclusively for the financial services industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20094 contacts →

Exact match

“Valentia Partners is a specialist Management Consulting firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5088 contacts →

Exact match

“Corfinancial provides software and advice to the financial services sector around the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20083 contacts →

Exact match

“We are a management consultancy based in London; working with our clients (predominantly global banks, payment providers and other financial institutions) to shape their future…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 28, 20261,001-5,00078 contacts →

Exact match

“We offer a broad portfolio of IT and consulting services covering Governance and Strategy, Cloud, Data, Cybersecurity, Infrastructure and Applications, Managed IT and Security.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5077 contacts →

Exact match

“Established in 2007, ML has developed deep roots within the payments and banking industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20075 contacts →

Exact match

“Page Solution is a technology services & consulting company with a hyper-focus on banking technology and transformation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20070 contacts →

Exact match

“Singletrack Sell Side helps banks, brokers and IRPs leverage their research, sales and corporate assets to maximum advantage in an increasingly competitive marketplace.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20069 contacts →

Exact match

“In complex transformation programmes, risk, regulation, financial crime, data, technology and operations no longer sit in separate silos.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20068 contacts →

Exact match

“Validata Group is an international company that empowers banks and financial services with continuous quality engineering, smart ‘progressive’ data migration and enterprise…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20067 contacts →

Exact match

“Riskcare is a financial services consultancy at the forefront of Fintech innovation, delivering world-class trading and risk technology, with offices in London and New York.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20053 contacts →

Exact match

“Marionete is a technology consulting firm that empowers organizations to design innovative data strategies, drive digital transformation, and build advanced digital platforms.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20044 contacts →

Exact match

“GreySpark Partners helps capital markets firms transform how they operate, compete and innovate.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-50041 contacts →

Exact match

“Mansion House Consulting (MHC) is an international business and technology Consultancy focused exclusively on the Financial Services sector.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5040 contacts →

Exact match

“JPSB Group is a global financial technology consultancy comprised of senior professionals, operating from locations in the UK, Canada, and the US.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5039 contacts →

Exact match

“Growing organisations don't outgrow spreadsheets overnight.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 509 financial services IT consultants based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 6,865 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Financial services IT consultants based in London, United Kingdom at a glance

As of Sep 28, 2026
45.2%Verified-email coverage
29.8Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
304
11-50
123
51-200
53
201-500
15
501-1,000
4
1,001-5,000
6
5,001-10,000
3
10001+
1

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 509 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 “financial services IT consultants” 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 6,865 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.

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 “financial services IT consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many financial services IT consultants are there based in London, United Kingdom?

RevenueBase identified 509 company matches for financial services IT consultants 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?

CAPCO 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 financial services IT consultants?

London leads the United Kingdom with 509 company records, followed by Manchester (20) and Bristol (13).

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 6,865 professional contacts with verified work emails tracked across these 509 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.