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Top Tech Companies in Belfast (504)

Persistent Systems
Artificial Intelligence • Cloud • Information Technology • Software • Cybersecurity • App development • Big Data Analytics
54 Offices
23,000 Employees
18 Benefits
See Beyond, Rise Above

Persistent Systems is a leading provider of digital transformation services, offering innovative solutions tailored to various industries worldwide. With a robust global presence, they deliver cutting-edge services in product engineering, digital strategy, and data analytics, helping businesses thrive in today's rapidly evolving landscape. From healthcare and financial services to retail and manufacturing, Persistent Systems empowers organizations across diverse sectors to...

Persistent Systems
Everway
Software
4 Offices
332 Employees
1 Benefits Hiring Now

Unlocking the full potential of every person.

Everway

Everway's Top Stability & Growth Strengths

Market Expansion: Feedback suggests the company is extending beyond K-12 into workplaces while maintaining a global footprint with co‑headquarters in the US and UK. Acquisitions are portrayed as broadening reach across segments and geographies.

Product Line Growth: Feedback suggests the portfolio has expanded via the merger of n2y and Texthelp and subsequent additions like TeachTown, SpedTrack, MatchWare, and Embrace Education. The suite now spans assistive technology, curriculum, and compliance/IEP tools.

Strong Market Position & Advantage: Feedback suggests Everway presents itself as a leader in neuroinclusive technology and educational software, with stronger leadership noted in particular niches. Texthelp is identified as a global leader in literacy and assistive technology for neurodivergent and struggling learners.

Incubeta
AdTech • Digital Media • Marketing Tech
19 Offices
861 Employees
10 Benefits

Incubeta is a team of over 800 creators, thinkers, makers and doers working across 20 offices globally to unlock business growth for clients including Google, Hyundai, Netflix, HBO and L'Oréal. Incubeta combines capabilities across the full spectrum of digital disciplines to deliver standout outcomes at every brand touchpoint, from awareness to fulfilment. Incubeta’s ‘Upgrade your Growth’ narrative emphasizes how the business...

Incubeta
Agio
Information Technology • Cybersecurity
4 Offices
335 Employees
10 Benefits

Agio is a hybrid cybersecurity and managed IT organization that combines predictive intelligence with human brilliance to empower clients with next-generation cyber protection and technology support. We believe service value should be measured by our ability to predict and prevent problems before they happen, not by how many problems we fix. By investing in AI and proactive issue prevention, we’re...

Agio
SymphonyAI
Artificial Intelligence • Software
2 Offices
1,736 Employees
26 Benefits

SymphonyAI is an enterprise AI company transforming the world's largest industries with packaged AI solutions. SymphonyAI's enterprise-ready platform uniquely delivers transformative business value across retail, CPG, financial services, manufacturing, media, IT operations, and the public sector. SymphonyAI combines unrivaled AI technology, vertical expertise, and industry-specific data and insights into packaged solutions to drive the highest value for customers. SymphonyAI delivers...

SymphonyAI

SymphonyAI's Top Stability & Growth Strengths

Strong Revenue Growth: Company disclosures indicate a 2023 revenue run rate approaching $500 million with over 40% ARR growth and placement on the 2024 Inc. 5000 for 226% three-year growth. Additional signals include continued customer wins and launches through 2025–2026.

Strategic Partnerships: SymphonyAI was named Microsoft’s 2024 Business Transformation: AI Innovation Partner of the Year and highlights Azure-based collaboration. Alliances with HCLTech, Snowflake, and EY are cited to extend market reach and solution delivery.

Diversified Customer Base: The company reports 2,000+ customers across retail/CPG, financial services, industrial, media, and IT, including many top global retailers, CPGs, and financial institutions. Examples include wins and expansions with major grocers and enterprises such as PepsiCo and Citadel.

Sync NI
Digital Media • Events • Software
Belfast
7 Employees

The Sync NI website and magazine keeps readers informed on the latest technology and business news, jobs, and events, from across Northern Ireland. To enable businesses to reach a large and relevant audience Sync NI provides a platform to instantly distribute news, events and job vacancies. When you become a client of Sync NI our team of journalists and marketers also...

Sync NI
Donnelly Group
Automotive • Retail
3 Offices
273 Employees

The Donnelly Group has been synonymous with the motor industry in Northern Ireland since 1947 when Peter Donnelly started a vehicle repair and taxi business in Caledon on the border of Co Tyrone and Armagh. Since then the Donnelly Group has become the largest family owned automotive company in Northern Ireland. With nine showrooms located across Northern Ireland, we can respond to...

Donnelly Group
Axial3D
3D Printing
Belfast
56 Employees

Axial3D, a leader in medical segmentation and 3D printing, provides hospitals and medical device manufacturers access to an easy-to-use, repeatable, and scalable way to transform 2D medical image data into 3D. Through our 510(k) cleared, AI-driven, cloud-based segmentation platform, we automate the conversion of patients’ DICOM data into accurate and data rich 3D visualizations, printable and mesh files, and 3D...

Axial3D
Otsuka America Pharmaceutical
Internet of Things • Pharmaceutical
4 Offices
3,516 Employees
39 Benefits

There are two Otsuka pharmaceutical industry companies in the U.S.: Otsuka America Pharmaceutical, Inc. (OAPI) successfully commercializes Otsuka-discovered and in-licensed products in North America. Otsuka Pharmaceutical Development & Commercialization, Inc. (OPDC) clinically develops and registers innovative healthcare products on a global basis.

Otsuka America Pharmaceutical

Otsuka America Pharmaceutical's Top Stability & Growth Strengths

Strong Revenue Growth: Recent disclosures indicate double-digit growth at the parent level with North America identified as the largest and expanding region. Management attributes momentum to U.S.-marketed medicines such as REXULTI, ABILIFY MAINTENA, and JYNARQUE powering the pharmaceutical segment.

Strong Market Position & Advantage: The company is repeatedly portrayed as a leader in mental health and nephrology, supported by first-in-class and category-defining therapies. Flagship assets like aripiprazole long-acting injectables, REXULTI’s Alzheimer’s agitation indication, and JYNARQUE underpin durable positioning in core niches.

Innovation-Driven Growth: Multiple approvals, priority reviews, and acquisitions underscore an active pipeline across CNS and renal diseases. Examples include FDA priority review for centanafadine, accelerated approval for sibeprenlimab, digital therapeutic launches, and targeted deals to strengthen U.S. capabilities.

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Catagen
Greentech • Consulting
2 Offices
54 Employees

CATAGEN’s mission is to clean and decarbonise the air. We are a pioneering green emissions testing facility based in Belfast providing unrivalled metrics to optimise catalyst development and reduce harmful tailpipe emissions. Our expertise in the mobility sector and global emissions standards has led us to develop ClimaHtech technologies including Green Hydrogen. Our Core Business provides GREEN emissions testing to global...

Catagen
CHANEL
Retail
10 Offices
16,825 Employees
20 Benefits

CHANEL is a private company and a world leader in creating, developing, manufacturing and distributing luxury products. Founded by Gabrielle Chanel at the beginning of the last century, CHANEL offers a broad range of high-end creations, including Ready-to-Wear, Leather Goods, Fashion Accessories, Eyewear, Fragrances, Makeup, Skincare, Jewelry and Watches. CHANEL is also renowned for its Haute Couture collections, presented twice...

CHANEL
Alert Logic
Security • Software • Cybersecurity
5 Offices
620 Employees

Alert Logic is the industry’s first SaaS-enabled managed detection and response (MDR) provider, delivering unrivaled security value. Since no level of investment prevents or blocks 100% of attacks, you need to continuously identify and address breaches or gaps before they cause real damage. With limited budget and expertise, this level of security can seem out of reach. Our purpose-built technology...

Alert Logic
VIAVI Solutions
Information Technology
11 Offices
4,570 Employees
30 Benefits

VIAVI Solutions (NASDAQ: VIAV) is a global leader in both network and service enablement and optical security performance products and solutions. Our technologies contribute to the success of a wide range of customers – from the world’s largest mobile operators and governmental entities to enterprise network and application providers to contractors laying the fiber and building the towers that keep...

VIAVI Solutions

VIAVI Solutions's Top Stability & Growth Strengths

Strong Revenue Growth: Recent quarters show substantial year-over-year and sequential revenue increases, with guidance indicating continued momentum. Non-GAAP operating margins and earnings improved alongside strength from data center and aerospace/defense demand.

Strong Market Position & Advantage: The company is described as a global leader in network test, monitoring, assurance, and optical technologies, with flagship platforms viewed as industry standards and presence alongside top peers. Strategic acquisitions and partnerships broaden capabilities in high-speed Ethernet, security testing, and Open RAN, reinforcing competitive positioning.

Diversified Revenue Streams: Growth is supported by multiple end-markets including data centers, aerospace/defense, and optical security products, reducing reliance on traditional service providers. Contributions from recently acquired product lines further expand exposure across these segments.

Applied Systems Europe
Cloud • Software
3 Offices
113 Employees

We are the leading global provider of cloud-based software that powers the business of insurance. By automating the insurance lifecycle, our people and products enable millions of people around the world to safeguard and protect what matters most.

Applied Systems Europe
G4S
Security
15 Offices
76,216 Employees
13 Benefits

G4S is the world’s leading global, integrated security company, specialising in the provision of security services and solutions to customers. Our mission is to create material, sustainable value for our customers and shareholders by being the supply partner of choice in all our markets. G4S is active in around 85 countries and has around 533,000 employees. For more information on...

G4S
Sensata Xirgo
30 Offices
74 Employees
36 Benefits Hiring Now

Sensata | Xirgo is a leading provider of innovative, full-featured, application-specific wireless IoT communication devices.

Sensata Xirgo

Sensata Xirgo's Top Stability & Growth Strengths

Strategic Partnerships: A broad channel network with over 900 partners and embedded roles with telematics service providers extends reach and supports large-scale deployments. Established footprints across thousands of channel deployments and significant SmartWitness video volumes reinforce partner-led distribution.

Diversified Revenue Streams: Hardware, AI video (SmartWitness), and Elastic M2M software create multiple monetization paths, including tens of millions in recurring service revenue. This portfolio allows partners to assemble full solutions without the company needing a single branded platform.

Future-Ready Strategy: Combining telematics devices, AI dashcams, and middleware positions the business in growth areas like video telematics and IoT. Strategy statements emphasize building blocks for end-to-end solutions that align with evolving safety and compliance use cases.

Rathbones Group
Financial Services
22 Offices
1,902 Employees
20 Benefits

Rathbones provides individual investment and wealth management services for private clients, charities, trustees and professional partners. We have been trusted for generations to manage and preserve our clients’ wealth. Our tradition of investing and acting responsibly has been with us from the beginning and continues to lead us forward. Our ambition is to be recognised as the UK’s most responsible...

Rathbones Group
Linamar Corporation
Automotive • Greentech
9 Offices
5,907 Employees
9 Benefits

Linamar Corporation (TSX:LNR) is an advanced manufacturing company where the intersection of leading-edge technology and deep manufacturing expertise is creating solutions that power vehicles, motion, work and lives for the future. The Company is made up of two operating segments – the Industrial segment and the Mobility segment, both global leaders in manufacturing solutions and world-class developers of highly engineered...

Linamar Corporation
Honda Trading
2 Offices
257 Employees

Honda Trading Brasil is a retail company based out of Est Estrada Municipal Valencio Calegari, 777, Edif 6d, Sumare, Sp, Brazil.

Honda Trading
Diaceutics PLC
Pharmaceutical • Manufacturing
4 Offices
170 Employees

At Diaceutics we believe that every patient should have access to the right treatment at the right time. We provide the world’s leading pharmaceutical companies with an end-to-end solution for the launch of precision medicine diagnostics enabled by DXRX – The Diagnostic Network®. DXRX is the world’s first diagnostic commercialization platform for precision medicine, integrating multiple pipelines of real-world diagnostic...

Diaceutics PLC

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