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Top Tech Companies in Belfast (503)

Makematic
Digital Media
Belfast
43 Employees

Makematic produce and license classroom-ready educational video. Customers include Amazon Studios, Adobe, the BBC, Macmillan Education, Oxford University Press, Scholastic, Pearson, Unity, Clickview, Crayola, NY Historical Society, Newsela, Khan Academy, American Battlefield Trust, Getty Museum and the Smithsonian.

Makematic
BT Group
Information Technology • Software
36 Offices
80,295 Employees
43 Benefits

We’re one of the world’s leading communications services companies. At BT Group, the solutions we sell are integral to modern life. Our purpose is as simple as it is ambitious: we connect for good. There are no limits to what people can do when they connect. And as technology changes our world, connections are becoming even more important to everyday...

BT Group

BT Group's Top Stability & Growth Strengths

Strong Market Position & Advantage: BT is positioned as a UK infrastructure and network-quality leader through Openreach’s large full‑fibre footprint and EE’s leading 5G experience indicators, reinforcing durability during the fibre/5G transition.

Market Expansion: Openreach continues to expand full‑fibre coverage rapidly, reporting 20m+ premises passed by late 2025/early 2026 and targeting further growth into 2026, alongside expanding 5G/5G+ reach and a rising 5G customer base.

Future-Ready Strategy: BT’s strategy centers on completing the fibre build, increasing take‑up, modernising the product base, and driving a medium‑term cash‑flow inflection, aiming to translate network leadership into stronger financial resilience over time.

VascVersa
Biotech
Belfast
5 Employees

VascVersa is new Regenerative Medicine company recently spun out from Queen's University in Belfast. ​Our Vision is to commercialise living medicines to reinvigorate patients lives. Utilising Angicyte technology we are developing new cell therapies for vascular regeneration.

VascVersa
Barclay Communications
Belfast
80 Employees

Barclay Communications is the leading provider of business mobile, landline and digital solutions, supporting small, medium and large organisations across the UK. We are also known for developing WorkPal, our award-winning software solution for mobile workflow management, reporting, tracking and invoicing. Barclay Communications is a multi-award winning company with over 19 years’ experience in delivering innovative, bespoke and cost-effective communications solutions that...

Barclay Communications
Organon
Healthtech • Pharmaceutical
2 Offices
6,952 Employees
26 Benefits

Organon is a global healthcare company with a portfolio of therapies and products in women’s health, biosimilars, and established medicines across a wide array of conditions and diseases. Our mission is to deliver impactful medicines and solutions for a healthier every day. This site is intended for residents of the United States and its territories. You are reminded to protect yourself...

Organon

Organon's Top Stability & Growth Strengths

Strong Market Position & Advantage: Organon is repeatedly characterized as a leader in women’s health, with Nexplanon anchoring a dominant position in contraceptive implants and an extended label that reinforces its edge. A broad footprint across 140+ markets and focus on conditions affecting women underpin this positioning.

Healthy Cash Flow: Established brands are described as providing stable cash flows that fund R&D and growth initiatives in women’s health and biosimilars. Despite mixed topline trends, management highlights ongoing cash generation supporting deleveraging and reinvestment.

Strategic Partnerships: Partnerships such as Samsung Bioepis in biosimilars and commercial collaborations with large biopharma companies expand the portfolio and market access. A pipeline supported by multiple alliances is cited as a core pillar of its strategy.

Eolas Medical
Healthtech • Software
Belfast
18 Employees

Healthcare is complex enough, finding the knowledge you need shouldn’t be. Eolas Medical is a knowledge management platform for clinicians, enabling instant access to information at the point of care. The platform is used by NHS Trusts, clinical teams, and individuals to support the delivery of patient care by consolidating and organising medical knowledge from trusted sources into a simple, easy-to-use...

Eolas Medical
Beatport
Music
5 Offices
254 Employees
18 Benefits

Founded in 2004 as the principal source of music for DJs, Beatport is today the worldwide home of electronic music for DJs, producers, and their fans. The Beatport Store offers music in premium digital formats and provides unique music discovery tools created for and by DJs. Each week, Beatport's music collection is refreshed with hundreds of exclusive tracks by the...

Beatport
Vertical Structure
Cybersecurity
Belfast
50 Employees
Vertical Structure offers protection and guidance in the complex world of cybersecurity.

Vertical Structure is an independent cyber security consultancy with a "human-first" approach. We specialize in providing human-focused security and penetration testing services for web applications, cloud infrastructure and mobile applications.

Vertical Structure
Parexel
Pharmaceutical
68 Offices
20,524 Employees
36 Benefits

Parexel is among the world’s largest clinical research organizations (CROs), providing the full range of Phase I to IV clinical development services to help life-saving treatments reach patients faster. Leveraging the breadth of our clinical, regulatory and therapeutic expertise, our team of more than 21,000 global professionals collaborates with biopharmaceutical leaders, emerging innovators and sites to design and deliver clinical...

Parexel

Parexel's Top Stability & Growth Strengths

Strong Market Position & Advantage: Feedback suggests Parexel is consistently viewed as a top-tier, full-service CRO, reinforced by repeated industry awards and strong site collaboration recognition. These signals indicate competitive strength in winning and delivering complex global programs.

Strategic Partnerships: Feedback suggests multi-year collaborations to embed advanced analytics and AI (e.g., Palantir and other AI initiatives) are intended to improve trial efficiency and differentiation. Such partnerships underscore continued investment in modernization and execution.

Market Expansion: Feedback suggests the company opened a new global headquarters in Raleigh and continues to reference a 20,000+ to 24,000+ global workforce, indicating operational scaling. Physical expansion and ongoing hiring activity support broader delivery capacity across regions.

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SITA
Information Technology • Consulting
21 Offices
7,798 Employees
33 Benefits

Travel fuels the world today. Connecting us all. Building a better quality of life, and propelling our global economy. Since the start, we’ve made it our lifework to build solutions that help every airline and every airport across the world. We made check-in easier. We let pilots talk to ground control. We delivered better ways to track down lost...

SITA

SITA's Top Stability & Growth Strengths

Strong Market Position & Advantage: Global reach is positioned as a core strength, including a communications backbone with worldwide coverage and very high availability, plus entrenched platforms like WorldTracer in baggage operations. Segment leadership is described as clearest in air‑transport communications infrastructure, baggage irregularity management, and common‑use/passenger processing where deployments are widespread.

Strong Revenue Growth: Revenue is described as rising for two consecutive years, reaching record results through 2023 and 2024 with growth across major business lines and geographies. Momentum is framed as broad-based rather than limited to a single segment.

Innovation-Driven Growth: Investment in R&D and a stated focus on product innovation are highlighted as contributors to recent momentum. Acquisitions such as Materna IPS and ASISTIM are portrayed as capability additions that expand the end‑to‑end passenger and operations portfolio.

Nissan
Automotive • Manufacturing
32 Offices
20 Benefits

Nissan is a global automotive manufacturer that designs, produces, and sells a wide range of vehicles, including cars, trucks, and SUVs, and is a key member of the Renault-Nissan-Mitsubishi Alliance.

Nissan

Nissan's Top Stability & Growth Strengths

Profitability: Recent quarterly results show a return to operating profit and positive net income, indicating early stabilization after prior losses. Management highlights improved operating margins as restructuring takes hold.

Strong Revenue Growth: The latest quarter delivered higher consolidated revenue year over year alongside momentum in key regions like the U.S. retail channel. This uptick suggests near-term top-line improvement even as broader volumes remain under pressure.

Future-Ready Strategy: More than a decade of EV development and a stated ambition to lead in electrification signal positioning for the industry shift. Legacy strengths in mass‑market EVs like the Leaf underpin plans for upcoming hybrids and EVs.

GTT
Information Technology • Security • Design
33 Offices
3,031 Employees
29 Benefits Hiring Now

GTT is a managed network and security services provider to global organizations. We design and deliver solutions that leverage advanced cloud, networking and security technologies. We complement our solutions with a suite of professional services and exceptional support teams in local markets around the world. We serve thousands of national and multinational companies with a portfolio that includes SD-WAN, security,...

GTT

GTT's Top Stability & Growth Strengths

Strong Revenue Growth: Consolidated revenues and EBITDA at Gaztransport & Technigaz increased markedly in 2023–2024 with further growth guided for 2025. A sizable multi‑year order book and recent LNG carrier awards provide strong visibility.

Strong Market Position & Advantage: GTT Communications operates a Tier‑1 global IP backbone across continents and is recognized as a Leader in managed network services by ISG and industry programs. A broad enterprise customer base and continued awards reinforce standing in its specialized domains.

Future-Ready Strategy: Both organizations are investing in forward‑looking capabilities, including hydrogen and alternative fuels (GTT S.A.) and SASE/SD‑WAN platforms plus 400G/800G backbone upgrades (GTT Communications). These initiatives position them to address evolving demand and regulatory drivers.

Smart Pension
Fintech • Payments • Financial Services
2 Offices
560 Employees
4 Benefits

Our mission is to transform retirement, savings and financial wellbeing, across all generations, around the world. We’re here to help you manage the rapid changes happening in the UK pension industry and across the globe. We have evolved to become one of the largest workplace pension providers in the UK, with backing from global financial giants Legal & General Investment...

Smart Pension
Hikvision USA
Automotive • Internet of Things • Security • Business Intelligence • Cybersecurity • Automation
2 Offices
217 Employees

Hikvision is a world leading manufacturer and supplier of security products and solutions. Featuring an extensive and highly skilled R&D workforce, Hikvision manufactures a full suite of comprehensive products and solutions for a broad range of vertical markets. In addition to the security industry, Hikvision extends its reach to smart home tech, industrial automation, and automotive electronics industries to achieve...

Hikvision USA
Qarik
Software
2 Offices
67 Employees

Go further, faster — A Digital Transformation Specialist with expertise, experience & insight. Career Opportunities: https://qarik.com/careers

Qarik
Perforce Software
18 Offices
1,135 Employees
35 Benefits

The best run DevOps teams in the world choose Perforce to remove bottlenecks to speed up and deliver app experiences that move the needle. With Perforce’s suite of products built to develop and maintain high-stakes applications, companies can finally manage complexity with efficiency, achieve speed without compromise, and run their DevOps toolchains with full integrity. Perforce gives customers a DevOps...

Perforce Software
OakNorth
Financial Services
6 Offices
468 Employees
10 Benefits

Launched in 2015, OakNorth helps the UK’s most ambitious businesses access the fast, flexible finance they need to scale, while helping savers make their money go further. With funding ranging from £250,000 to tens of millions, we have lent billions to businesses across a whole range of sectors, performing among the top 1% of commercial banks globally. To date, OakNorth financing has...

OakNorth
Zesty
Marketing Tech • Social Media • Analytics • Design
3 Offices
23 Employees

Zesty is an award-winning digital strategy, design & development agency with offices in the UK and Ireland, offering an unrivalled technical and creative digital service to our clients Our services include: Strategic Consultancy Creative Web Design, UX & UI Web Development & Support Insights Application Development Voice Interaction Development Project & Account Management Visit us at www.simplyzesty.com to find out...

Zesty
Henry Schein
Healthtech
25 Offices
8,580 Employees
15 Benefits Hiring Now

Henry Schein, Inc. (Nasdaq: HSIC) is a solutions company for health care professionals powered by a network of people and technology. With more than 20,000 Team Schein Members worldwide, the Company's network of trusted advisors provides more than 1 million customers globally with more than 300 valued solutions that help improve operational success and clinical outcomes. Our Business, Clinical, Technology,...

Henry Schein

Henry Schein's Top Stability & Growth Strengths

Strong Market Position & Advantage: Regulators, company filings, and independent coverage characterize Henry Schein as a top full‑service dental distributor with global scale and Fortune 500 standing. Its role in an FTC‑recognized oligopoly and breadth across distribution and software reinforce durable competitive advantages.

Resilient & Sustainable Growth: Recent results indicate steady year‑over‑year increases in sales and EPS, and management has reaffirmed guidance for modest top‑line and EBITDA growth. Share repurchases and a multi‑year operating‑income improvement program support a measured compounding profile.

Future-Ready Strategy: The company is investing in higher‑growth technology and value‑added services and pursuing AI‑enabled initiatives alongside a defined multi‑year operating plan. Portfolio moves in software, digital solutions, and specialty offerings are positioned to create switching costs and embed workflows in practices.

Interface
Information Technology • Software
17 Offices
4 Employees
36 Benefits

Interface is a frontier research lab focused on high-fidelity human and object simulation. We build systems that model appearance, behavior, and interaction for world-model research. Founded by MIT graduates and backed by Y Combinator, we’re a deep-tech company in graphics, machine learning, and simulation.

Interface

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