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Top Tech Companies in Belfast (538)

Outgive Inc
eCommerce • Marketing Tech • Software
3 Offices
99 Employees

WHO WE ARE We promise you haven't worked with anyone else like us before! We are Outgive Inc, a Toronto-based company that started in 2013 specializing in e-commerce & digital marketing. We’re a global team of 400+ A-players working on various brands and initiatives with specialized skills not limited but including web developers, copywriters, graphic designers, logistics managers, account managers, customer...

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Outgive Inc
Not On The High Street
2 Offices
210 Employees

We are Not On The High Street - The home of epic gifts and small business magic. We help customers celebrate all of life's big and small moments - from birthdays to bad hair days - with thousands of inspiring gift ideas. We're also a curated marketplace, meaning we're home to over 5000 of the UK's best small businesses. Everything...

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Not On The High Street
Yunex Traffic
Transportation
2 Offices
1,787 Employees

It's time for a profound #MobilityRevolution in our cities. It's time for more efficient mobility, sustainable infrastructure and livable urban environments. Yunex Traffic is the innovator that makes it happen through disruptive ideas and digital technologies. As a global leader in intelligent traffic solutions, we develop novel mobility options for cities, highway authorities and mobility providers. Our solutions transform our...

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Yunex Traffic
BCN
Cloud • Information Technology • Software
5 Offices
379 Employees

BCN are a team of over 450 technology advisors, cloud specialists, software developers, security experts, project managers, and support operators. Based across four sites, we are one of the fastest growing and most trusted Managed Service Providers in the UK. We understand the importance of technology for organisations today; the possibilities presented by digitalisation are significant. Whilst digital transformation is a broad...

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BCN
Clarivate Analytics
23 Offices
10,549 Employees
25 Benefits

Clarivate™ is a global leader in providing solutions to accelerate the lifecycle of innovation. Our bold mission is to help customers solve some of the world’s most complex problems by providing actionable information and insights that reduce the time from new ideas to life-changing inventions in the areas of science and intellectual property. We help customers discover, protect and commercialize...

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Clarivate Analytics

Clarivate Analytics's Top Stability & Growth Strengths

Strong Market Position & Advantage: Clarivate is widely regarded as a leader in citation indexing/metrics and patent/IP intelligence, with entrenched, de facto standard products like Web of Science, Journal Citation Reports/Impact Factor, and Derwent. Curated data assets and deep workflow integrations support durable positioning despite competitive intensity.

Profitability: Q1 2026 produced approximately $241M adjusted EBITDA on about $586M revenue (near a 41% margin), with margin expansion toward roughly 43% guided for 2026. This indicates strong unit economics even amid portfolio pruning.

Healthy Cash Flow: The company generated around $365M free cash flow in 2025 and about $79M in Q1 2026, with 2026 guidance of roughly $365M–$435M. Consistent cash generation supports deleveraging and investment.

Advanced
Software • Business Intelligence
10 Offices
2,685 Employees
15 Benefits Hiring Now

Founded in 2008 Advanced has grown into of the UK’s largest providers of business software and services serving 20,000 global customers with an annual turnover of £330M+. We manage 1.5 million 111 calls per month, support over 2 million FE learners across the UK, handle over 10 million wills, and so much more. Powering the world of work. We power...

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Advanced
Lightspeed Commerce
Cloud • eCommerce • Payments • Sales • Software
19 Offices
2,174 Employees
29 Benefits

Powering the businesses that are the backbone of the global economy, Lightspeed’s one-stop commerce platform helps merchants innovate to simplify, scale and provide exceptional customer experiences. The cloud solution transforms and unifies online and physical operations, multichannel sales, expansion to new locations, global payments, financing and connection to supplier networks. Founded in Montréal, Canada in 2005, Lightspeed is dual-listed on the...

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Lightspeed Commerce
Connected Health Group Limited
13 Offices
1 Employees

Connected Health is a Northern Ireland homecare provider delivering high-quality private healthcare services in people’s homes and communities. Its services support independent living through personalised personal care, lifestyle assistance, companionship, dementia care, and hospital-to-home re-enablement. The organisation also uses technology-enabled care, training, and coordinated support to improve wellbeing, prevent ill health, reduce avoidable hospitalisation, and support clients and families.

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Connected Health Group Limited
Beyond Co.
AdTech • Marketing Tech • Retail • Sales
5 Offices
9 Employees

Beyond Co. is a multi award-winning boutique digital marketing agency that goes beyond. We are a team of creatives driven by unique ideas and helping brands at every stage of their growth stories, from startups to businesses with longevity. Our passion forms the core of who we are and everything we do. We don't just execute projects - we immerse ourselves in...

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Beyond Co.
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Lowe Rental Corporation
Events • Food • Industrial
8 Offices
500 Employees
Hiring Now

Lowe Rental Corporation is a global specialist in renting commercial refrigeration, cold rooms, and catering equipment. It provides flexible short-term, project, and long-term rental solutions for retail, foodservice, events, exhibitions, special projects, and food and beverage manufacturers, serving customers worldwide. The company also offers equipment-as-a-service, consultancy, and technology solutions supporting sustainable operations and energy management for businesses across many different...

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Lowe Rental Corporation
McGraw Hill
15 Offices
5,455 Employees
44 Benefits

At McGraw Hill, we empower the curious. Our market-leading innovations create a brighter future for learners, educators and institutions around the globe. Our vision: Unlock the full potential of each learner. Our mission: Accelerate learning through intuitive, engaging, efficient and effective experiences. We have a collective passion for learning and thrive on meeting the evolving needs of students, educators and institutions. We're committed...

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McGraw Hill
OneAdvanced
Software
10 Offices
2,698 Employees
15 Benefits

Founded in 2008 OneAdvanced has grown into of the UK’s largest providers of business software and services serving global customers with an annual turnover of £330M+. We manage 1.5 million 111 calls per month, support over 2 million FE learners across the UK, handle over 10 million wills, and so much more. Powering the world of work. We power the world...

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OneAdvanced
prosource.it
Information Technology
2 Offices
371 Employees

prosource.it is a managed IT services provider with a particular focus on infrastructure, operational and project requirements across the corporate enterprise market. We serve Fortune 500 and FTSE250 companies, major financial institutions, and leading private companies concentrated in oil & gas, manufacturing, transportation, media, insurance and finance. With significant investment in PRINCE2, PMI and ITIL accreditation, our workforce has over...

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prosource.it
Epic Games
Gaming • Metaverse
11 Offices
5,500 Employees
33 Benefits

Founded in 1991, Epic Games is an American company founded by CEO Tim Sweeney. The company is headquartered in Cary, North Carolina, and has more than 50 offices worldwide. Today Epic is a leading interactive entertainment company and provider of 3D engine technology. Epic operates one of the world’s largest games, Fortnite, and Epic has over 600 million accounts with...

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Epic Games

Epic Games's Top Stability & Growth Strengths

Strong Revenue Growth: Reported results show company revenue and store spending increased through 2024–2025, including record third‑party sales on the Epic Games Store and higher overall PC player spend. Creator payouts also rose into 2024, indicating robust platform activity heading into 2025.

Market Expansion: Epic Games Store expanded its PC user base to well over 300 million with a record monthly active peak in late 2025, alongside a larger third‑party catalog and new developer programs. Expansion to Android worldwide and iOS in the EU indicates staged progress into mobile distribution.

Strong Market Position & Advantage: Unreal’s momentum and Fortnite’s scale position Epic as a leader in real‑time 3D technology and live‑service/UGC execution. The integrated engine‑store‑creator flywheel is described as a unique advantage competitors are still building toward.

GCU (UK) LIMITED
Professional Services • Utilities • Industrial • Infrastructure as a Service (IaaS)

GCU (UK) Ltd is a specialized contractor providing a full suite of services to the utilities, telecommunications, civil engineering, and traffic management sectors. Since 1998, the company has delivered turnkey civil and telecommunication infrastructure solutions to leading clients across the UK and Ireland. With extensive project management experience and a direct labor force, GCU manages projects from inception to completion,...

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GCU (UK) LIMITED
CattleEye
Artificial Intelligence • Agriculture
Belfast
16 Employees

We aim to provide the next generation of ruminant livestock monitoring solutions improving the lives of farmers and their livestock. We plan to bring to market the first autonomous livestock monitoring system for ruminant livestock based on video analytics powered by deep learning Artificial Intelligence

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CattleEye
Benefex
Software
5 Offices
537 Employees

Hello! We’re Benefex. We believe that everyone deserves an exceptional experience at work, every day. We build workplace technology that makes this happen. Our technology is called OneHub. It brings together employee benefits software, reward & recognition tech, wellbeing programmes and workplace communications, so your employees have a home for everything at work. No one comes to work to do a bad...

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Benefex
Aflac Northern Ireland
Information Technology • Software • Cybersecurity
Belfast
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...

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Aflac Northern Ireland
Blue Zinc IT
Healthtech • Software
Belfast
39 Employees

Blue Zinc is a technology company in the health industry, specialising in improving, connecting and automating the musculoskeletal and talking therapies arenas. We produce solutions for all parts of the market, from funders to practitioners.

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Blue Zinc IT
KLDiscovery
Security • Software
17 Offices
1,011 Employees
34 Benefits Hiring Now

KLDiscovery provides technology-enabled services and software to help law firms, corporations, government agencies and consumers solve complex data challenges. The company, with 1,000+ employees in 26 locations across 17 countries, is a global leader in delivering best-in-class eDiscovery, information governance and data recovery solutions to support the litigation, regulatory compliance, internal investigation and data recovery and management needs of our...

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KLDiscovery

KLDiscovery's Top Stability & Growth Strengths

Product Line Growth: Disclosures indicate Nebula’s revenue and usage increased meaningfully in early 2024 and became a larger portion of the business, signaling strong product‑line momentum. Management highlighted accelerating adoption and a favorable mix shift toward the proprietary platform.

Innovation-Driven Growth: The launch of an AI‑driven Early Case Assessment capability and the appointment of a Chief Product Officer point to continued investment in higher‑value software. These moves suggest a roadmap focused on embedding AI across the platform.

Investor Backing & Capital Strength: The August 2024 deleveraging and maturity extension were framed as significantly strengthening the company’s long‑term foundation. This balance‑sheet reset improves flexibility to support future growth initiatives.

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