Top 100 Software Testing Companies in London

The Best of November 2024

Looking for a top software QA company in London?

Hiring a software testing company is a necessity to both test and improve the services your company offers, especially in an increasingly digital world.

To assist you in your search for a partner, we’ve compiled this list of the top software testing companies in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.

Jump to Most Reviewed Companies

List of the Best London Software QA Companies

Featured provider
- QA Wolf
  (36 Reviews) 4.9
  - Timeliness
    4.9
  - Service Excellence
    4.9
  - Value
    4.8
  - Would Recommend
    4.9
  - $5,000+
  - 50 - 249 employees
  - Seattle, WA
  QA Wolf, an application testing company, was launched in 2019. The company provides application testing and has a small team.
  
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1

DeviQA
(31 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 50 - 249 employees
- London, England
DeviQA is an independent software testing company headquartered in Warsaw, Poland, with delivery centers in Ukraine and multiple EU countries. Since their establishment in 2010, they have built a team of 200+ QA engineers from 14 European countries, and they offer various collaborative QA solutions, including Remote QA Department, QA Team Augmentation, Project-based Quality Assurance, QA as a Service, QA Consulting, and QA Automation.

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Clients
- Abbott
- Mint
- Tipalti
- Allego
Industries
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2

a1qa
(18 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.7
- Would Recommend
  5.0
- $10,000+
- 250 - 999 employees
- London, England
A1QA logo is a quality assurance and software testing company founded in 2002. Based in Denver, they have a team of 200+ employees that specialize in application testing and cybersecurity. They primarily serve midmarket clients in the IT and telecommunications industries.

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Clients
- Adidas
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3

BreachLock Inc
(3 Reviews) 4.3
- Timeliness
  4.3
- Service Excellence
  4.3
- Value
  4.3
- Would Recommend
  4.5
- Undisclosed
- 50 - 249 employees
- London, England
Founded in 2019, BreachLock Inc is a cybersecurity company. They are in New York, New York and have a midsize team. Their services include cybersecurity, IoT development, application testing, compliance consulting, and more.

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4

SoftProdigy
(41 Reviews) 4.7
- Timeliness
  4.7
- Service Excellence
  4.7
- Value
  4.8
- Would Recommend
  4.8
- $10,000+
- 250 - 999 employees
- London, England
SoftProdigy is a software services provider headquartered in Budd Lake, NJ, with offices in India in Mohali, Chandigarh, and Ludhiana. Founded in 2006, SoftProdigy has about 250 employees that primarily provide small and midmarket businesses with web development and mobile app development services, although it can also offer SEO, blockchain, and social media marketing capabilities.

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Clients
- Deloitte
Industries
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5

Vega IT
(29 Reviews) 4.8
- Timeliness
  4.7
- Service Excellence
  4.8
- Value
  4.7
- Would Recommend
  4.9
- $10,000+
- 250 - 999 employees
- London, England
Vega IT is a Software company in Serbia. Founded in 2008, they have 750+ engineers with experience in FinTech, HealthTech, PharmaTech, Transportation & logistics, FoodTech, and Enterprise blockchain. Their services include Custom software, Mobile App Development, Application Testing, E-commerce and Web development.

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6

SoloWay Technologies
(36 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 50 - 249 employees
- London, England
bvblogic is a full-stack web and mobile development company headquartered in Ivano-Frankivsk, Ukraine, with additional offices in Warsaw, Poland; Kiev, Ukraine; and Toronto, Ontario. Founded in 2008, bvblogic's team of around 75 employees specializes in web development, mobile app development, and custom software development. bvblogic primarily works with midmarket and enterprise clients in the business services, consumer products, and advertising industries.

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Clients
- SOCAR Energy
Industries
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7

intive
(4 Reviews) 4.3
- Timeliness
  3.9
- Service Excellence
  4.3
- Value
  4.5
- Would Recommend
  4.4
- Undisclosed
- 1,000 - 9,999 employees
- London, England
Intive is a software development firm headquartered in Munich, Germany, with regional offices in the USA, UK, and France. Established in 1999, Intive is one of the most well-established global firms in IT solutions and product development; they have 782 employees. Intive offers development for web, mobile, and custom platforms, and more for enterprise and midmarket-sized clients.

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Clients
- Audi
Industries
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8

TH-EY
(27 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
TH-EY is a development agency in London, England. Founded in 2017, they have about 8 employees that serve clients in a variety of industries. Services include custom software development, web development, and mobile app development.

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Clients
- Launchworks
Industries
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9

Ziffity Solutions
(13 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  4.9
- $10,000+
- 50 - 249 employees
- London, England
Ziffity Solutions LLC, an e-commerce development company, was launched in 2014. Their midsize team is based in Texas, Texas and offers e-commerce development, search engine optimization, ux/ui design, pay per click, and more.

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10

Kernelics
(12 Reviews) 5.0
- Timeliness
  0.3
- Service Excellence
  0.3
- Value
  0.3
- Would Recommend
  0.3
- $10,000+
- 50 - 249 employees
- London, England
Kernelics is a software development company founded in 2020 with over 50 employees. They provide web development, mobile app development, and AI solutions from their office in Minsk, Belarus. They work with small businesses across various industries.

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11

KeyToTech
(13 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
KeyToTech is a software development agency based in Lviv, Ukraine. Founded in 2017, the company offers custom software development, mobile app development, and UX/UI design done by their team of 10. They work with small businesses and midmarket firms from many different industries, including financial services, e-commerce, and healthcare.

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Clients
- Meest Post
- CyclingHero
- DonorSee
Industries
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12

Valor Software
(11 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, England
Founded in 2013, Valor Software is a web design agency. The company focuses on Web Design, UX/UI Design, IT strategy consulting, IT staff augmentation, and more and has a midsize team.
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Clients
- Gapminder
Industries
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13

Qualimatrix Technologies Pvt Ltd
(4 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $1,000+
- 1,000 - 9,999 employees
- London, England
Qualimatrix Technologies is a IT staff augmentation and application testing company launched in 2020. The midsize Bengaluru, India-based team specializes in IT staff augmentation and application testing.

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14

Go Live Test
(1 Reviews) 5.0
- Timeliness
  0.3
- Service Excellence
  0.3
- Value
  0.3
- Would Recommend
  0.3
- Undisclosed
- 10 - 49 employees
- London, England
Go Live Test is a small IT managed services and application testing company headquartered in London, United Kingdom. They focus on IT managed services and application testing and were founded in 2015.

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15

Borne Digital
(9 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.8
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- London, England
Mobile app development company Borne Digital is headquartered in London, UK. Their team of 20 employees also works from offices in Toronto, Canada and New York. Established in 2013, they provide web design, web development, UX/UI design, and branding, on top of mobile app development services. Their clients span all industries but are mostly small and mid-market businesses.

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Clients
- Asics
Industries
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16

STARNAVI
(16 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.7
- Would Recommend
  5.0
- $25,000+
- 50 - 249 employees
- London, England
StarNavi is an IT agency founded in 2017 with a team of 28 professionals. Based in Tallinn, Estonia, the company provides small and midmarket businesses with IT-managed services, IT staff augmentation, and web development assistance, working in the advertising & marketing, real estate, and business services industries, among others.

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Clients
- The Outplay Italy
Industries
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17

Testdel UK Ltd.
(2 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Harrow, England
Testdel UK Ltd. Is a small application testing company. Launched in 2015, the team provides application testing, IT managed services, IT strategy consulting, and other IT consulting and SI. The firm is located in Harrow, United Kingdom and Chandigarh, India.

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18

Testinium
(5 Reviews) 4.7
- Timeliness
  4.9
- Service Excellence
  4.7
- Value
  4.3
- Would Recommend
  4.9
- $75,000+
- 250 - 999 employees
- London, England
Testinium is a software testing company based in Istanbul with an office in Den Haag, Netherlands. The company, founded in 2009, has more than around 300 employees and provides application testing, AI, business consulting, and custom software development services. Testinium serves enterprise and mid-market companies in various industries.

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Clients
- ING
Industries
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19

Room 8 Group

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 1,000 - 9,999 employees
- London, England
Room 8 Group, an app development firm, was founded in 2011. They specializes in Mobile App Development and Custom Software Development.
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20

inCode Systems
(3 Reviews) 5.0
- Timeliness
  0.3
- Service Excellence
  0.3
- Value
  0.3
- Would Recommend
  0.3
- $10,000+
- 2 - 9 employees
- London, England
Small custom software development firm inCode Systems, is headquartered in London, United Kingdom. The team specializes in custom software development, enterprise app modernization, ux/ui design, e-commerce development, and more.

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21

Devbox Technologies
(2 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  4.8
- $10,000+
- 50 - 249 employees
- London, England
Located in London, United Kingdom and Lahore, Pakistan, Devbox is a web development company. The midsize agency was founded in 2011. Their team focuses on web development, custom software development, IT staff augmentation, mobile app development, and more.

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22

INVINCIX Solutions Private Limited
(2 Reviews) 4.8
- Timeliness
  4.3
- Service Excellence
  4.8
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- Twickenham, England
IT strategy consulting company INVINCIX Solutions Private Limited was founded in 2017. Their midsize team is in Singapore, Singapore; Bhubaneswar, India; Ho Chi Minh City, Vietnam and Twickenham, United Kingdom and provides IT strategy consulting, ux/ui design, IT managed services, custom software development, and more.
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Clients
- Ximple
Industries
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23

Vector Software Ltd
(3 Reviews) 4.7
- Timeliness
  4.5
- Service Excellence
  4.7
- Value
  4.7
- Would Recommend
  5.0
- $50,000+
- 50 - 249 employees
- London, England
Founded in 2006, Vector Software Ltd is an IT outsourcing company based in L'viv, Ukraine. They have more than 50 employees that specialize in application testing and development. They mostly work with mid-market and small businesses.

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Clients
- Stingray - Optical delousing solutions for fishing industry;
Industries
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24

Growth Savvy
(2 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
House Of Progress is a growth marketing agency that provides digital strategy, conversion optimization, and market research services to their small business, enterprise, and mid-market clients in the consumer products and services, retail, and other industries. Based in Bucharest, their team is made up of 10 employees.

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Clients
- KnightsbridgeFX
Industries
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25

Pixie Labs
(3 Reviews) 5.0
- Timeliness
  0.3
- Service Excellence
  0.3
- Value
  0.3
- Would Recommend
  0.3
- $25,000+
- 2 - 9 employees
- London, England
Pixie Labs is a London, United Kingdom-based custom software development firm. The small company was launched in 2013. Their services include custom software development, Artificial Intelligence, e-commerce development, ux/ui design, and more.

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26

O'Dwyer Software
(2 Reviews) 4.5
- Timeliness
  5.0
- Service Excellence
  4.5
- Value
  4.5
- Would Recommend
  5.0
- $10,000+
- 2 - 9 employees
- London, England
O'Dwyer Software is a London-based software company founded in 2014 with a team of more than two experts. They specialize in web development, custom software development, and application testing for clients ranging from small businesses to large firms.

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Clients
- GFK
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27

Component Product Foundry
(2 Reviews) 5.0
- Timeliness
  0.3
- Service Excellence
  0.3
- Value
  0.3
- Would Recommend
  0.3
- $5,000+
- 2 - 9 employees
- London, England
Located in London, United Kingdom, Component Product Foundry is a UX design company. The agency offers ux/ui design, marketing strategy, digital strategy, content marketing, and more and is small.The agency was established in 2018.

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28

Infostretch

(0 Reviews)

Not yet reviewed.
- $250,000+
- 1,000 - 9,999 employees
- London, England
Infostretch is a large Application Testing company headquartered in Santa Clara, California and New York, New York. Their services include Application Testing and Enterprise App Modernization.
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29

Ruvca Consulting
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Dartford, England
Ruvca Consulting is a consultancy founded in 2011 with fewer than 10 members. Based in Dartford, England, they are experts in custom software development and application testing solutions for clients in the financial, business, and IT services industries, among others.

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Clients
- BNP Paribas
Industries
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30

Pixelpk Technologies
(7 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Pixelpk Technologies is a custom software development company launched in 2018. The firm specializes in custom software development, mobile app development, social media marketing, search engine optimization, and more and has a small team.

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