Company lists · Data refreshed October 2026

Top 25 Core banking system implementation consultants based in the United Kingdom

Name: Core banking system implementation consultants based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 86 companies tracked

RevenueBase identified 86 company matches for core banking system implementation consultants associated with the United Kingdom as of October 2026 and tracks 2,683 professional contacts across them, including 1,224 with verified work emails. London is the largest hub.

This list covers company matches for core banking system implementation consultants 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 October 10, 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 Oct 10, 2026 How this list was built

86Companies

2,683Contacts tracked

1,224Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest core banking system implementation consultants based in the United Kingdom

Ranked by team size

Top 25 of 86 company matches for core banking system implementation consultants based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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	First Derivative	Exact match	Newry, United KingdomHQ recorded Oct 10, 2026	1,001-5,000	935 contacts →
	Exact match “First Derivative is driven by people, data, and technology, unlocking the value of insight, hindsight, and foresight to drive organizations forward.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2	Thought Machine	Exact match	London, United KingdomHQ recorded Oct 10, 2026	501-1,000	525 contacts →
	Exact match “Our team’s mission is a bold one – to create technology that can run the world’s banks according to the best designs and software practices of the modern age.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3	ICS Financial Systems - Icsfs	Exact match	London, United KingdomHQ recorded Oct 10, 2026	201-500	174 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 · Oct 10, 2026 · View company records in RevenueBase
4	Neptune Software Group	Exact match	London, United KingdomHQ recorded Oct 10, 2026	201-500	153 contacts →
	Exact match “Traditionally, core banking solutions revolved around products rather than customer needs.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5	Tieto Financial Solutions	Exact match	London, United KingdomHQ recorded Oct 10, 2026	10001+	134 contacts →
	Exact match “Tieto is a global provider of core banking and financial software solutions incorporating mortgage & savings solutions, e-Banking, e-Savings, installment credit, collections…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	Corfinancial	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	93 contacts →
	Exact match “Corfinancial provides software and advice to the financial services sector around the world.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Page Solutions	Exact match	London, United KingdomHQ recorded Oct 10, 2026	51-200	78 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 · Oct 10, 2026 · View company records in RevenueBase
8	Fairmort Limited	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	36 contacts →
	Exact match “Fairmort is a software product & consultancy company.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9	Woodhurst	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	35 contacts →
	Exact match “At Woodhurst we believe that everyone should have access to better financial solutions.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10	E-Bx Consulting LLP	Exact match	Dorking, United KingdomHQ recorded Oct 10, 2026	11-50	30 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Quantum SIX	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	21 contacts →
	Exact match “Powering Change.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Fentexa	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	21 contacts →
	Exact match “Fentexa is a technology-driven consultancy, dedicated to the financial markets sector.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Manigo	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	19 contacts →
	Exact match “At Manigo, we provide the core system and middleware that brings modern digital banking programmes to life, seamlessly connecting: & & & - With - and orchestration of - including…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	Phalanx Consultancy Limited	Exact match	London, United KingdomHQ recorded Oct 10, 2026	51-200	15 contacts →
	Exact match “Phalanx consultancy creates robust technologies which helps Banking and Financial services and Telecom companies lead businesses on path to growth and success.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Consulting Professionals LTD	Exact match	Islington, United KingdomHQ recorded Oct 10, 2026	11-50	13 contacts →
	Exact match “Consulting Professionals (CP) work as preferred suppliers with some of the world’s leading, financial institutions and blue-chip organisations to deliver rapid, scalable, bespoke…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	Step Forward Partners	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	10 contacts →
	Exact match “We help banks and financial institutions get the best functionality out of their software applications.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17	Prycewilliams	Exact match	Sheffield, United KingdomHQ recorded Oct 10, 2026	11-50	9 contacts →
	Exact match “PryceWilliams is a specialist consulting and project delivery firm supporting organisations across banking, fintech, and financial services.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Axxsys Consulting	Exact match	London, United KingdomHQ recorded Oct 10, 2026	51-200	6 contacts →
	Exact match “Axxsys Consulting is now fully integrated into its parent organisation Alpha FMC, a leading global provider of specialist consultancy services to the financial industry, who…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19	Excubed	Exact match	London, United KingdomHQ recorded Oct 10, 2026	1-10	5 contacts →
	Exact match “EXcubed's ethos is to EXPLORE opportunities outside the conventional business boundaries and thinking.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20	S&g Technology Services NOW Sirma	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	5 contacts →
	Exact match “For over a decade S&G Technology Services and Temenos have been working together in a close collaboration with the purpose of adding new and innovative features to Temenos’…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	Wisesystems Solutions	Exact match	London, United KingdomHQ recorded Oct 10, 2026	11-50	5 contacts →
	Exact match “Wisesystems is a UK based consulting firm, provider of technical and business expertise focused on the financial services industry.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Create Cadence	Exact match	London, United KingdomHQ recorded Oct 10, 2026	1-10	5 contacts →
	Exact match “You're running a growing financial services business.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	QFS Consulting LTD	Exact match	London, United KingdomHQ recorded Oct 10, 2026	1-10	5 contacts →
	Exact match “QFS is a niche consulting firm focused on the banking sector.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24	Knowco LTD	Exact match	London, United KingdomHQ recorded Oct 10, 2026	1-10	4 contacts →
	Exact match “KnowCo is two complementary businesses: 1.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25	Tripple Consulting	Exact match	London, United KingdomHQ recorded Oct 10, 2026	1-10	4 contacts →
	Exact match “Tripple Consulting is a boutique management consultancy, specialising in the intersection between banking, IT and management.” Recorded in the RevenueBase company graph · Oct 10, 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 “core banking system implementation consultants”. 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 86 core banking system implementation consultants based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,224 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Core banking system implementation consultants based in the United Kingdom at a glance

As of Oct 10, 2026

45.6%Verified-email coverage

31.2Average contacts per company

11-50Median size (employees)

62.8%Largest-city concentration · London

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 86 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 “core banking system implementation 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 1,224 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 October 10, 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.

Core banking system implementation consultants by metro

Core banking system implementation consultants in London54

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 “core banking system implementation consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many core banking system implementation consultants are there based in the United Kingdom?

RevenueBase identified 86 company matches for core banking system implementation consultants associated with the United Kingdom as of October 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?

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

Which city has the most core banking system implementation consultants?

London leads with 54 company records, followed by Sheffield (2) and Ashford (1).

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 1,224 professional contacts with verified work emails tracked across these 86 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 October 10, 2026.

Ready to reach these companies? Verified emails and direct dials for all 86 core banking system implementation consultants based in the United Kingdom. Start with a free account, no credit card.

Download this list →

Related lists

Core banking system implementation consultants by geography

Browse the directory

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.