Explore Top Tech Companies
All Filters
Remote jobs

Industry

Tech Stack

Size

Top Belfast Security Companies (4)

Don't see your company?

Create a company profile
Professional Services • Security • Consulting • Cybersecurity
2 Offices
90 Employees

Nisos is The Managed Intelligence Company™. Our services enable security, intelligence, and trust and safety teams to leverage a world-class intelligence capability tailored to their needs. We fuse robust data collection with a deep understanding of the adversarial mindset delivering smarter defense and more effective response against advanced cyber attacks, disinformation, and abuse of digital platforms.


Artificial Intelligence • Big Data • Information Technology • Security • Software
5 Offices
63,258 Employees

Thales is a global high technology leader investing in digital and “deep tech” innovations – connectivity, big data, artificial intelligence, cybersecurity and quantum technology – to build a future we can all trust, which is vital to the development of our societies. The company provides solutions, services and products that help its customers – businesses, organisations and states – in the defence, aeronautics, space, transportation and digital identity and security markets to fulfil their critical missions, by placing humans at the heart of the decision-making process.


Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
7 Offices
2,400 Employees

We do this by embracing tenacity, passion, and collaboration to challenge what’s possible and drive extraordinary impact. Here, we’re building a dynamic workplace where everyone can have the career experience of a lifetime. We challenge ourselves to grow to our full potential. We learn from our missteps and celebrate our victories. We come to work every day to push boundaries in cybersecurity and keep our 11,000+ global customers ahead of whatever’s next.


Internet of Things • Mobile • Security
Belfast, Northern Ireland, GB
162 Employees

At Kigen, we are making the future of securing connectivity simple. As simple as can be. Together with our partners and customers, we are unlocking new opportunities as (integrated) eSIM becomes the cornerstone of connected devices security. Our industry-leading SIM OS products enable over 2 billion SIMs. Our remote SIM provisioning and eSIM services drive this momentum further placing us amongst top 5 SIM vendors globally. Our 150 employees globally are guided by the vision of a world where every device can connect securely and reliably. For more information, go to kigen.com or speak to us here or on @KigenLtd on Twitter about #futureofSIM.