Top 100 Systems Integrator Companies in London

The Best of December 2024

Jump to Most Reviewed Companies

List of the Best London System Integrators

31

FCamara
(5 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.8
- Value
  4.4
- Would Recommend
  4.7
- $5,000+
- 1,000 - 9,999 employees
- St Albans, England
E-commerce development company FCamara was launched in 2006. The large São Paulo, Brazil-based team offers e-commerce development, IT staff augmentation, custom software development, mobile app development, and more.

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Clients
- Farfetch
- IPSOS
- Elfa Group
- BTG Pactual
Industries
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32

Beyond: Putting Data to Work (previously Beyond Analysis)
(11 Reviews) 4.8
- Timeliness
  4.6
- Service Excellence
  4.8
- Value
  4.5
- Would Recommend
  4.8
- $25,000+
- 50 - 249 employees
- London, England
Beyond Analysis is a marketing and advertising firm that has offices in Wimbledon, United Kingdom and Sydney, Australia. Founded in 2007, Beyond Analysis's team of just over 20 employees has over a decade of experience specializing in big data consulting/SI. The firm also offers artificial intelligence and marketing research services to its clients.

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Clients
- DFS
Industries
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33

Coders.Dev
(11 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 250 - 999 employees
- London, England
Coders Dev is a web design and mobile app development company based in London with offices in Singapore and Abu Dhabi, U.A.E. The company, founded in 2010, has more than 500 employees and provides web development and AI services. Coders Dev serves small and larger-sized companies in the health care & medical, hospitality & leisure, consumer products & services, financial services, gaming, telecommunications, automotive, manufacturing, and e-commerce industries.

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Clients
- British Telecom
Industries
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34

Exometrics
(3 Reviews) 5.0
- Timeliness
  4.7
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- London, England
Exometrics is an AI development company. They are in London, United Kingdom and have a small team. The agency provides Artificial Intelligence, BI & big data consulting & SI, and business consulting.

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Industries
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35

VECTOR Labs
(13 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, England
CHILDISH.AI is an AI consulting firm founded in 2018. With offices in Sofia and London, they bring together a team of experts with technical and scientific backgrounds and deep industry expertise in healthcare, banking, insurance, and fintech. Their goal is to help organizations utilize AI to accelerate their growth and provide them with a competitive advantage.

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36

Lambert Labs
(9 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  4.9
- $10,000+
- 2 - 9 employees
- London, England
Founded in 2017, Lambert Labs is a software development agency that specializes in Python. Their team of fewer than 10 employees is based in London. They also provide web development services and application testing.

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Clients
- Accenture
Industries
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37

Quema
(11 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- London, England
Quema OÜ is a small IT strategy consulting and cloud consulting & SI company. The Tallinn, Estonia-based company was founded in 2022. Their team offers IT strategy consulting and cloud consulting & SI.

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Clients
- Blyp
Industries
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38

thoughtbot
(35 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.6
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, England
Thoughtbot is a web and mobile app development company based in Boston, MA with offices in Austin, San Francisco, New York, Raleigh, Washington D.C, and London. Since 2003, this 50+ team has delivered empowering digital solutions to enterprise-level and small companies alike.

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Clients
- Health Match 360
Industries
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39

IT Labs
(6 Reviews) 4.6
- Timeliness
  4.5
- Service Excellence
  4.8
- Value
  4.4
- Would Recommend
  4.5
- $25,000+
- 250 - 999 employees
- London, England
IT Labs, a IT strategy consulting company, is in Palm Beach Gardens, Florida; London, United Kingdom; Noordwijk, Netherlands and Skopje, North Macedonia. Founded in 2005, the midsize team focuses on IT strategy consulting, cloud consulting & SI, custom software development, and blockchain.
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Industries
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40

Buttercups React
(11 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Buttercups is a custom software development company and web development firm. The Kyiv, Ukraine-based firm was established in 2019. The small team offers custom software development and web development.
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Clients
- MobiWallet
Industries
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41

3 SIDED CUBE
(42 Reviews) 4.8
- Timeliness
  4.8
- Service Excellence
  4.8
- Value
  4.4
- Would Recommend
  5.0
- $50,000+
- 50 - 249 employees
- London, England
3 SIDED CUBE is an accredited app development and digital product agency headquartered in Bournemouth, England with additional locations in London, Chicago, and Washington, DC. Since their ambitious beginning in 2009, the team of about 38 has collaborated with startups and international organizations, reaching over 87 countries and more than 100 million global downloads. In addition to mobile app development, they also provide UX/UI design services to inspirational organizations.

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Clients
- American Red Cross
Industries
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42

The Virtual Forge
(4 Reviews) 4.9
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.6
- Would Recommend
  5.0
- $75,000+
- 50 - 249 employees
- London, England
The Virtual Forge, a big data analytics company, was established in 2010. The midsize Holt, United Kingdom-based team provides BI & big data consulting & SI, custom software development, cloud consulting & SI, devops managed services, and more.
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Clients
- SEGA
- Kelda Dynamics
- Ford
- Network Rail
Industries
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43

blackthorn.ai
(11 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
Artificial intelligence company blackthorn.ai is headquartered in London, United Kingdom. Launched in 2021, the small team offers Artificial Intelligence, IT staff augmentation, and custom software development.

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Clients
- One.Skin Technologies LLC
Industries
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44

Digital Litmus
(8 Reviews) 5.0
- Timeliness
  4.7
- Service Excellence
  4.9
- Value
  4.7
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Digital Litmus is a marketing and digital agency based in London. Founded in 2015, their team of around 10 employees specializes in content marketing, digital strategy, and PPC.

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Clients
- YuLife
Industries
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45

Mobcoder
(32 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.8
- Would Recommend
  4.9
- $25,000+
- 50 - 249 employees
- Cobham, England
Mobcoder is a software development company based in Seattle. They also have an office in Noida, India. Founded in 2014, their team of 40 employees provides mobile app development, custom software, and web development services to its midmarket and small business clients. They also serve enterprise clients.

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Clients
- General mills
Industries
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46

Gemstone
(5 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Chorleywood, England
Gemstone is a small data analytics company launched in 2008. Their services include BI & big data consulting & SI, Web Development, and Mobile App Development. The firm is in Chorleywood, England.
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Clients
- Simply Cook
Industries
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47

Information EXP
(8 Reviews) 4.8
- Timeliness
  4.7
- Service Excellence
  4.8
- Value
  4.1
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Fetcham, England
Based in Ascot, U.K., Information EXP is a Microsoft consultancy partner. Founded in 2019, their small team of 2 specializes in productivity, collaboration & UC consulting and SI and cloud consulting.

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Clients
- Mexa Solutions
Industries
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48

Index.dev
(7 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.8
- Would Recommend
  4.7
- $50,000+
- 50 - 249 employees
- LONDON, England
Index.dev, a software development firm, was established in 2019. The midsize LONDON, United Kingdom-based team specializes in custom software development, web development, mobile app development, wearable app development, and more.
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Clients
- Entrupy
Industries
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49

Kalinax
(4 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Kalinax is a big data agency based in Lisbon, Portugal with more than two experts. Founded in 2016, they specialize in big data and business consulting services for clients ranging from startups to enterprises in the industries of telecommunications, transportation, and more.

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Clients
- Right People Group
Industries
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50

CloudFlex
(22 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
Cloudflex, a custom software development firm, is in Kyiv, Ukraine. The small team specializes in custom software development, mobile app development, web development, Artificial Intelligence, and more. The firm was founded in 2018.

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Clients
- Yaza
Industries
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51

SovTech
(7 Reviews) 4.1
- Timeliness
  3.9
- Service Excellence
  4.0
- Value
  4.4
- Would Recommend
  4.2
- $10,000+
- 50 - 249 employees
- London, England
SovTech is a custom software development company based in Johannesburg with offices in London and Nairobi. Founded in 2012, they work with enterprise and midmarket businesses with a focus on clients in the financial services industry.

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Clients
- Discovery
Industries
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52

TLVTech
(10 Reviews) 4.9
- Timeliness
  4.2
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
TLVTech, a small cloud consulting & SI company, is headquartered in Ramat Gan, Israel. They specialize in cloud consulting & SI, custom software development, web development, Artificial Intelligence, and more and were established in 2017.

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Clients
- Snyk
- Coretigo
- INX
- Metrofun
Industries
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53

GT
(12 Reviews) 4.8
- Timeliness
  4.8
- Service Excellence
  4.4
- Value
  4.2
- Would Recommend
  5.0
- $25,000+
- 50 - 249 employees
- London, England
Global Talent is an IT firm based in London with more than 50 experts. Since their founding in 2017, they have provided IT staff augmentation, custom software development, and IT strategy consulting solutions for clients ranging from small firms to large companies.

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Clients
- Vodori
Industries
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54

Intellectsoft
(40 Reviews) 4.9
- Timeliness
  4.6
- Service Excellence
  4.8
- Value
  4.6
- Would Recommend
  4.8
- $50,000+
- 50 - 249 employees
- London, England
Intellectsoft is a boutique digital transformation consultancy headquartered in Palo Alto, California. The Company provides cutting edge engineering solutions for global and Fortune 500 companies with the mission to help enterprises accelerate adoption of new technologies, untangle complex issues that always emerge during digital evolution, and orchestrate ongoing innovation.

Intellectsoft maintains its advanced domain expertise through five dedicated labs: Cognitive Computing, Decentralized Applications (i.e. Blockchain), Internet-of-Things (IOT), Premier Customer Experience (CX), and Mixed Reality (AR, VR).

Established in 2007, Intellectsoft operates across multiple offices with the engineering centers in the U.S., the U.K., the Nordic region and Eastern Europe.

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Clients
- Mitsubishi
Industries
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55

Tesseract Academy
(3 Reviews) 5.0
- Timeliness
  4.7
- Service Excellence
  5.0
- Value
  4.7
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- London, England
Tesseract Academy is an AI firm. Established in 2016, the team offers Artificial Intelligence, blockchain, IT strategy consulting, BI & big data consulting & SI, and more. Their small firm is headquartered in London, United Kingdom.

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Industries
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56

Heveloon ltd
(4 Reviews) 4.9
- Timeliness
  4.6
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
Heveloon ltd is a mobile app development company in London, United Kingdom. Founded in 2018, they have about 5 employees that serve mostly small-business and midmarket clients in the medical, business, and financial services sectors. Services include mobile app development, blockchain, and enterprise app modernization.

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Clients
- Cocconapp
Industries
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57

Professional Advantage

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 250 - 999 employees
- London, England
Professional Advantage is a midsize ERP consulting and SI company in North Sydney, Australia and Melbourne, Australia. Their services include ERP consulting and SI and cloud consulting & SI.
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58

Influential Software
(3 Reviews) 4.8
- Timeliness
  5.0
- Service Excellence
  4.8
- Value
  4.7
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, England
Influential Software is a software development company. The midsize team is based in London, England; Maidstone, England and Glasgow, Scotland. Their services include Custom Software Development, Web Development, BI & big data consulting & SI, IT managed services, and more.
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Clients
- Deloitte
Industries
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59

MediaAgility

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 250 - 999 employees
- Brentford, England
MediaAgility, a cloud consulting & SI company, is in Princeton, New Jersey and Gurugram, India. The team offers cloud consulting & SI and unified communications consulting & SI.
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60

Smartdesc
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.5
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- London, England
Smartdesc is a London-based IT company with a team of fewer than 50 people. Founded in 2011, they offer IT strategy consulting, cloud consulting, and cybersecurity solutions for small and mid-market businesses, primarily non-profit organizations.

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Clients
- Mind
Industries
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