Explore Top Security Companies in United Kingdom
Use the advanced filter to find companies near you or refine the results Last updated in: October, 2026
Trusted Microsoft Solutions Partner in UK, delivering Dynamics 365 ERP, CRM, AI & cloud transformation solutions for growing & enterprise businesses.

Hemel Hempstead, United Kingdom Head office in: United States
Access the Top 1% Tech Talent | 1500+ In-House Developers | Trusted by Fortune 500 Companies

London, United Kingdom Head office in: Estonia
Trusted partner for guaranteed software engineering excellence, quality and transparency.
UK managed IT services provider since 1996. Cyber security, Microsoft 365, telephony, and AI automation for businesses from 5 to 1,000+ users.
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IT support and proactive IT management for London businesses without an in-house IT team. Remote first, on site across London.
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Navicosoft Pvt Ltd Verified Company
London, United Kingdom Head office in: Australia
Trusted Global Partner for Domain, Web Hosting, Digital Marketing, SMM & PPC Marketing, Web Design & Development, Delivering Excellence since 2004
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KByte provides reliable IT support, cybersecurity, cloud, web and software solutions for businesses across the UK.
Senior-led IT, cloud and data consultancy for UK SMEs and regulated organisations, without the big-consultancy overhead.
IT services, stunning websites, and powerful marketing for Sutton Coldfield businesses. We craft tailored digital strategies to achieve your goals.
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Enable It Services Verified Company
London, United Kingdom Head office in: Australia
Enable IT Services, based in Perth, provides managed IT services, cybersecurity, and cloud integration for reliable IT infrastructures.
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Secure, Robust IT Solutions for Cyber Security & Cloud Infrastructure
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We’re taking your brand into the future with 360° digital strategy, web design and e-commerce etc. Start your digital transformation with Siteway.
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Manchester, United Kingdom Head office in: United Kingdom
Microsoft Solutions Partner helping UK SMEs modernise, secure and scale with Dynamics 365, Power Platform, Microsoft 365 and AI services.

Sitelicon eCommerce Services Verified Company
London, United Kingdom Head office in: Spain
Strategic consulting, technology solutions and e-commerce operations for brands and manufacturers.

Corby, United Kingdom Head office in: United Kingdom
Geek is a full-service creative and digital agency with opinions, ideas and the expertise to bring them to life.
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Harrow, United Kingdom Head office in: United States
TechMatter, a prominent software development firm headquartered in United States extends its operational footprint to key international markets.
Reliable IT Services delivers pragmatic IT support, consultancy, and HCL Domino expertise to businesses across Scotland and the UK.
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GBWise is an IT services and support company established in 2026, headquartered in New York, with a global service reach.
DevOps and cloud infrastructure consultancy. AWS, Kubernetes, CI/CD, security, and FinOps for startups and scale-ups across the UK and Europe.

Digital Dividend Verified Company
Bolton, United Kingdom Head office in: Sweden
Developing engaging and top class mobile apps, web- eCommerce-, and system software solutions with delightful UX, tailored to your business needs
A London-based IT managed services provider (MSP) delivering Microsoft 365, network infrastructure, and cybersecurity support to 60+ business clients.
AI governance and compliance, in plain English.
UK-based IT training provider delivering expert-led CompTIA, Cisco, Microsoft Azure, Cyber Security, Networking & Cloud certification courses.
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Transform Your Business with Our Managed IT Services We provide managed IT support & technology solutions throughout Milton Keynes and Northampton, UK
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ICT in the United Kingdom: General Profile and Insights
The UK technology sector is growing more than two-and-a-half times faster than the overall economy, and London has been ranked as the second most connected place for tech in the world behind Silicon Valley in the US.
According to Statista, the UK IT Services market is worth nearly $113.46 billion to the economy, a rise from $3.44 billion in 2020. Between 2024 and 2025, the tech market in the UK continued to grow with increased market productivity, influencing the UK’s GDP.
Why Should You Work With a UK-based Company?
Probably the second-largest IT hub in the world, the UK is one of the fastest-growing IT leaders. It is the home of over 225,000 IT & web companies based according to a report delivered by Computer Weekly. Web companies from the UK provide the entire range of services and are known for good management, rich business culture, and great tech performance.
What You Should Be Aware of When Working With UK Web Companies
A report by Tech Nation in 2018 revealed that the main challenges companies and IT hubs face are related to access to talent, affecting 83% of tech hubs. Access to funding and poor transport links were also found to be major challenges for some of the UK’s tech hubs. This challenge is still relevant for 2025, especially the lack of funding possibilities.
Are UK IT Companies Reliable?
The UK companies enjoy a high trust level on a global level and are considered reliable overall. However, due to the wide variety of web & software companies, not all UK-based companies represent the business culture, performance, and tech skills that the UK is so well known for. This is why choosing the IT company as a partner is important.
How the UK IT Industry Relates to the Neighboring Countries
Having a leading IT infrastructure, the IT industry in the UK increased its potential, and following the global trends, just like the US, it will focus more on certifying and developing already existing professionals rather than hiring new skills.
In the background of a fast-developing EU market, the UK looks weaker alone than in the community. Brexit has forced tech giants and many IT companies to leave for other EU countries, especially Ireland and Germany, a report from Tech Spot reveals.
Overall, the UK IT industry will continue to be a good option for businesses that tend to expand their presence on the local market, and also for local startups that would preferably rely on companies from the UK.
What is Security and what are its benefits for your projects?
Security service is when a company contracts with a third-party service provider to manage its IT security - from monitoring and detection to incident response. This service can free up internal IT staff to focus on other priorities and give them the opportunity to access the latest security technologies and expertise.
The global managed security services market size is estimated to reach $87.5 billion by 2030. This growth can be explained by the increasing number of cyber-attacks, the increasing complexity of IT infrastructure, and the need for organizations to improve their security.
So, security service is a good option for businesses that:
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Do not have the in-house expertise to manage their own security
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Want to free up their IT staff to focus on other priorities
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Are looking for a cost-effective way to improve their security posture
Key benefits of security service are:
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Reduced costs
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Increased efficiency
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Improved security posture
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Reduced risk of data breaches
Before choosing a security solution provider it is important to take into consideration their experience and expertise, the specific security service they offer, pricing, track record of success, and customer support.
At the same time, the security provider you need depends on the size and complexity of your IT environment, as well as the specific security risks that you face. Assure that you have a clear understanding of the provider's security capabilities and limitations before you sign a contract.
Considering these factors, you’ll choose a security company that will improve your IT security posture and protect your business from cyberattacks.
There are more than 552 companies, on the TechBehemoths platform that can improve your company's security posture. Feel free to contact them. Explore their profiles, reviews, prices, and portfolios and make the best choice. To narrow the result you can use fiter. Or, you may submit your project and our team will choose the most suitable companies that fit your needs.
To know more about what are the main risks that IT businesses face and what are the most common types of cyber attacks we invite you to visit our blog.














