Top IT Architecture consulting firms in the UK 2023

What are the leading consulting firms in the UK for IT Architecture services? The top IT Architecture consulting firms in the UK ranking presents the region’s most trusted, expert and influential consultancy firms in the domain for the year 2023.

The capabilities of consulting firms is based on the views of executives and consultants active in IT Architecture, as well as on assessments of IT Architecture capabilities, company reputation, analyst benchmarks, industry recognitions, thought leadership and more (see the methodology for details).

View all rankings: Top consulting firms in the UK 2023.

The top consulting firms in the UK for IT Architecture services:

2023 ranking
Over 200+ consulting firms were assessed for the IT Architecture ranking in 2023, of which 32 qualify as a top player:

Diamond level

Accenture
Accenture does not have an active company profile on Consultancy.uk....
Capgemini
The company profile of Capgemini on Consultancy.uk is currently not activated....
Infosys
The company profile of Infosys on Consultancy.uk is currently not activated....
Atos
The company profile of Atos on Consultancy.uk is currently not activated....
DXC Technology
The company profile of DXC Technology on Consultancy.uk is currently not activated....

Platinum level

Tata Consultancy Services
The company profile of Tata Consulting Service on Consultancy.uk is currently not activated....
IBM Consulting
The company profile of IBM on Consultancy.uk is currently not activated....
Cognizant
The company profile of Cognizant on Consultancy.uk is currently not activated....
Wipro
The company profile of Wipro on Consultancy.uk is currently not activated....
CGI
The Company profile of CGI on Consultancy.uk is currently not activated....
Deloitte
“Deloitte” is the brand under which tens of thousands of dedicated professionals in independent firms throughout the world collaborate to provide audit, consulting, financial advi...

Gold level

PwC
PwC does not have an active profile on Consultancy.uk....
EY
The company profile of EY on Consultancy.uk is currently not activated....
Thoughtworks
The Company profile of Thoughtworks on Consultancy.uk is currently not activated....
Mosaic Island
The Company profile of Mosaic Island on Consultancy.uk is currently not activated....
Fujitsu
Fujitsu does not have an active company profile on Consultancy.uk....
UST
UST does not have an active company profile on Consultancy.uk....
Sopra Steria
The company profile of Sopra Steria on Consultancy.uk is currently not activated....
Endava
The company profile of Endava on Consultancy.uk is currently not activated....

Silver level

Boston Consulting Group
The company profile of Boston Consulting Group on Consultancy.uk is currently not activated....
McKinsey & Company
McKinsey & Company is a global management consulting firm. We are the trusted advisor to the world's leading businesses, governments, and institutions. We strive for world-shaping...
KPMG
KPMG international operates as a network of member firms offering audit, tax and advisory services. We work closely with our clients, helping them to mitigate risks and grasp oppo...
BJSS
Your strategic technology partner BJSS is the leading technology and engineering consultancy for business. Trusted by our clients, we collaborate to deliver complex, innovative te...
Hitachi Vantara
The company profile of Hitachi Vantara on Consultancy.uk is currently not activated....
Peru Consulting
The Company profile of Peru Consulting on Consultancy.uk is currently not activated....
Akkodis
Akkodis does not have an active company profile on Consultancy.uk....
Avanade
The company profile of Avanade on Consultancy.uk is currently not activated....
Tech Mahindra
Tech Mahindra does not have an active company profile on Consultancy.uk....
HCLTech
The company profile of HCLTech on Consultancy.uk is currently not activated....

Bronze level

Amaris Consulting
Amaris Consulting does not have an active company profile on Consultancy.uk....
Waterstons
Waterstons does not have an active company profile on Consultancy.uk....
6point6
6point6 does not have an active company profile on Consultancy.uk....
View all 2023 rankings

About the Top consulting firms ranking

Our ranking sets out to answer one basic question: what are the top consulting firms in the UK?

The consulting industry of the UK is home to hundreds of consulting firms – large, mid-sized, boutique and niche consultancies – serving clients across all industries and segments, and specialised in every conceivable area of expertise. Our guide of top consulting firms showcases the industry’s leading players based on the region’s most extensive database of industry insights.

The ranking consists of top consulting firm lists across 30+ areas of expertise (strategy, management, finance, supply chain, sustainability, etc) and 30+ sectors (financial services, public sector, energy, consumer goods, industry, etc), as well as a number of topic-oriented rankings.