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Top Tech Companies (106)

Information Technology • Other
3 Offices
393 Employees

Our mission is to bring Full Fibre broadband to homes and businesses across Northern Ireland and Great Britain, especially to those who need it most. Powered by Wi-Fi 6 technology and the award-winning Amazon eero router, our customers get fibrefast speeds all around their home. That’s why we’re one of the fastest-growing broadband companies in Northern Ireland and Great Britain. Our growth has been fuelled by our commitment to delivering high-quality products and services, along with competitive pricing for our customers – all of which have contributed to our 4-star Trustpilot rating! Communities are at the heart of everything we do, every decision we make, and every action we take. That’s why we give back to local communities through our Fibrus Community Fund, and our Fibrus Play it Forward Fund, which supports children's sports and community projects in the areas we serve. Giving back to our local communities is a core part of our mission. If that sounds like something you’d like to be a part of, check out our vacancies on the Jobs tab.


Information Technology • Financial Services
2 Offices
464 Employees

Options are the No.1 provider of IT infrastructure to global Capital Markets firms, supporting their operations and ecosystems. With almost 30 years of experience, we understand the highly complex requirements of the Capital Markets sector and work relentlessly to improve our offering, ensuring we stay ahead of the curve and offer clients best-in-class service. Options provide high-performance managed trading infrastructure and cloud-enabled managed services to over 200 firms globally, providing an agile, scalable platform in an Investment Bank grade Cybersecurity wrapper. Our clients include leading global investment banks, hedge funds, fund of funds, proprietary trading firms, brokers, dealers, private equity houses and exchanges. These clients are supported daily, across over 20 countries, in a true 24x7 ‘follow the sun’ model. With offices in 8 key cities; New York, Toronto, Chicago, London, Belfast, Hong Kong, Singapore, and New Zealand, Options are well placed to service customers both onsite and remotely. Visit www.options-it.com for more.


Artificial Intelligence • Cloud • Information Technology • Software • Automation
3 Offices
171 Employees

Tray.ai offers a composable AI integration and automation platform that transforms AI into standout business performance. The Tray Universal Automation Cloud is an AI-ready platform that eliminates the need for disparate tools, enabling seamless integration and automation of complex business processes. As enterprises strive for competitive advantage, our platform helps IT teams deploy AI effectively, connecting systems, automating processes, and integrating data to handle even the most demanding AI use cases. Built for high-change environments, Tray.ai excels in rapid prototyping, testing, and deployment. Our platform supports all AI, integration, and automation initiatives from a single place. Developers benefit from a code-first, headless environment, freeing them from mundane tasks and allowing focus on business outcomes. The Tray Build IDE and AI Palette accelerate delivery for business technologists, providing easy access to 3rd party connectors and native AI capabilities. For CIOs, Tray.ai offers the necessary safeguards and audit controls, with features like Merlin Guardian for data obfuscation and robust governance through our Enterprise Core. Tray.ai ensures flexibility, scalability, and security, empowering enterprises to leverage AI confidently and effectively.


Information Technology • Software • Cybersecurity
Belfast, Northern Ireland
152 Employees

Turn your obsession for tech into an unbelievable career opportunity with a US Fortune 500* company – right here in Belfast. Aflac Northern Ireland is a Technology and Cybersecurity Innovation Centre, based in Belfast, Northern Ireland. *No. 131 actually, which we’re a wee bit proud of… Even though Aflac is the largest supplier of supplemental health insurance in the US and Japan, there is a good chance you’ve not heard of us (yet). Here’s the deal: We help people cover medical expenses beyond their standard health insurance, and when they come to us they really need us. So in Belfast, we are building great technology to support these customers in their greatest time of need. We’re all about creating world class solutions that truly make a difference to our customers. To learn more and view current job openings, visit www.AflacNI.com.


Information Technology
3 Offices
1,000 Employees

For over 25 years, Bell’s market-leading technology consultation and managed services have enabled organisations to transform their IT capabilities and elevate their business productivity and cost efficiency. Head-quartered in the UK and employing over 1000 people across the globe. We are trusted by many global Fin-techs, Telco’s, and government and public sector organisations, our customers depend on us to ensure their IT services and infrastructure are always available, scalable, sustainable, and resilient.


Healthtech • Information Technology
Belfast, Northern Ireland
38 Employees

The world needs to train 18 million more healthcare professionals by 2030. At MedAll we’re on a mission to solve this healthcare crisis by making great healthcare training more accessible to every healthcare professional, everywhere. Read more about our mission at MedAll.org/mission