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Top Tech Companies in Belfast (535)

Vonage
Information Technology • Productivity • Software
16 Offices
2,500 Employees
30 Benefits

We’re making communications more flexible, intelligent, and personal, to help enterprises the world over stay ahead. We provide unified communications, contact centers and programmable communications APIs, built on the world's most flexible cloud communications platform.

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Vonage

Vonage's Top Stability & Growth Strengths

Strong Market Position & Advantage: The company is repeatedly recognized as a Leader in CPaaS by major analyst firms, including multiple Gartner Magic Quadrants and top rankings in critical capabilities. Its presence across CPaaS, UCaaS, and CCaaS research cohorts underscores breadth relative to peers.

Future-Ready Strategy: Integration with Ericsson emphasizes exposing 4G/5G network APIs and launching AI-enabled capabilities, aligning the roadmap to emerging, network-aware applications. This positioning supports differentiation beyond traditional communications APIs.

Strategic Partnerships: Collaborations highlighted with leading carriers and platforms, together with Ericsson’s backing, expand ecosystem reach for network APIs and CPaaS use cases. Such alliances can accelerate adoption and reinforce platform relevance across regions.

Oxford Instruments
9 Offices
2,000 Employees
38 Benefits

Oxford Instruments is a leading provider of high technology tools and systems for research and industry. We design and manufacture equipment that can fabricate, analyse and manipulate matter at the atomic and molecular level. Our purpose is to enable a greener, healthier, more connected advanced society. Oxford Instruments has discrete business groups operating in three sectors. This means we can focus...

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Oxford Instruments
eGain Corporation
6 Offices
846 Employees
32 Benefits

Rated #1 by Gartner, eGain Knowledge Hub™ improves NPS by 25 points and reduces customer service cost by 75% by delivering trusted answers from a single source of truth. Powered by generative AI, it accelerates knowledge creation and curation by 5X and slashes knowledge gap by 80%. The Hub unifies and orchestrates content management, AI, digital, and analytics capabilities with...

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eGain Corporation
HUMAIN
Information Technology
2 Offices
1,000 Employees

Empowering the future of AI, from leading AI infrastructure to advanced intelligence. Our approach unites scalable infrastructure, multimodal foundation models, and applied intelligence to drive real-world change. Spanning the entire AI value chain—from next generation AI data centers, advanced AI infrastructure and cloud, cutting-edge data AI models, to leading AI applications and solutions. What sets us apart is our unwavering commitment...

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HUMAIN
Merrill Lynch
Financial Services
38 Offices
34,150 Employees
39 Benefits

Founded in 1914, Merrill is one of the largest wealth management businesses in the world. Merrill financial advisors combine financial knowledge and experience with a deep understanding of their clients’ needs to help their clients pursue the lives they want. With a deep commitment to placing their clients' interests first, Merrill financial advisors draw upon the investment insights of Merrill...

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Merrill Lynch
eduthing
Edtech • Hardware • Information Technology • Software
2 Offices
75 Employees
1 Benefits

Working solely within the education sector, we have gained a unique insight into schools. We understand that schools come in all shapes and sizes and that our support needs to be completely flexible to accommodate the diverse range within the UK. We are a forward thinking, proactive and flexible company, that prides itself on providing the highest level of customer satisfaction....

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eduthing
Prestige Underwriting
3 Offices
104 Employees

Established in 1997, Prestige Underwriting has grown across the UK and Ireland to become a leading and trusted MGA. We continue to build upon our reputation by partnering with our clients to create bespoke standard and non-standard products that deliver results. Our people are focused on building the relationships that not only get our brokers to market but evolve and...

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Prestige Underwriting
Dye & Durham Corporation
Fintech • Legal Tech • Payments • Software
24 Offices
1,200 Employees
13 Benefits

Dye & Durham is a global leader in legal technology that provides cloud-based practice management software, payments infrastructure, and data insights. The company serves legal professionals and financial institutions across five continents, helping them manage workflows, regulatory requirements, and critical transactions efficiently. They are a publicly traded company on the Toronto Stock Exchange (TSX: DND) and focus on driving innovation...

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Dye & Durham Corporation
Retail Insight (retailinsight.io)
3 Offices
252 Employees

Retail Insight is the only technology solution focused solely on helping retailers and their CPG partners achieve the full potential from every store. We call this ‘shelf actualization’. Our tools dramatically improve sales and profitability, operational efficiency, and productivity. We ruthlessly simplify action through data-driven insight which frees our clients up to serve and sell to their customers. All of our solutions...

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Retail Insight (retailinsight.io)
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SciLeads
Information Technology • Marketing Tech • Sales • Consulting
2 Offices
79 Employees
Hiring Now

SciLeads is an innovative sales and marketing intelligence platform for scientific companies. We enable greater sales by providing companies with instant access to highly relevant prospect and market information.

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SciLeads
Nasstar
Cloud • Information Technology
3 Offices
923 Employees
2 Benefits Hiring Now

At Nasstar, we specialise in transformative technology. Our integrated suite of managed services delivers everything from cloud optimisation and application modernisation to networking, security and self-serve tools. With a consultative approach at our core, we modernise and manage technology to help our clients succeed in today's competitive business world. Through strategic consultation, to implementation and management, we provide the vision and...

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Nasstar
Ardmac
Industrial
12 Offices
446 Employees
Hiring Now

Ardmac is an international specialist construction company that designs and delivers high-value workspaces and technical environments. Its services include high-tech cleanrooms, data-centre solutions, fit-outs, specialised refurbishments, and turnkey construction of manufacturing facilities. Serving life-sciences, technology, microelectronics, electric-vehicle battery, and industrial clients, Ardmac manages complex, mission-critical projects from design and manufacture through construction, commissioning, qualification, and validation worldwide.

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Ardmac
ISDM Solutions
Cloud • Information Technology
5 Offices
53 Employees

ISDM Solutions is a systems integration, management and cloud video service provider, specialising in the delivery of AV and VC projects. We have the benefit of over 20 years in project management at Prince2 practitioner standards, where we are able to apply best practices in our delivery methodology. Our team are technically knowledgeable and has vast experience in ensuring our...

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ISDM Solutions
ResMed
Healthtech
21 Offices
5,300 Employees
24 Benefits

ResMed provides medical equipment for treating, diagnosing, and managing sleep-disordered breathing and other respiratory disorders.

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ResMed

ResMed's Top Stability & Growth Strengths

Strong Market Position & Advantage: Industry and company materials indicate ResMed is the leading player in global sleep‑apnea devices and masks, supported by scale and a large connected ecosystem (AirView/myAir). Philips’ U.S. consent decree and extended remediation have provided a multi‑year window that reinforced ResMed’s relative momentum.

Strong Revenue Growth: Recent quarters show continued year‑over‑year revenue growth with margin expansion, driven by device demand and recurring masks/accessories. Management commentary and investor materials point to sustained momentum through FY2026 to date.

Diversified Revenue Streams: A large installed base of connected devices underpins recurring resupply revenue and remote monitoring workflows. Ownership of Brightree and MatrixCare adds out‑of‑hospital software that complements the core hardware franchise.

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...

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G4S
Unitel Direct
eCommerce • Information Technology
3 Offices
54 Employees

We are one of the UK’s biggest independently owned companies. With 15+ years of experience, we provide services related to SEO, SMM, Website Development, Telecom, BPO, and E-Commerce at an affordable price. Stay ahead of your competitors and upscale your business with ROI-driven solutions.

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Unitel Direct
Dun & Bradstreet
Artificial Intelligence • Big Data • Fintech • Machine Learning • Software • Generative AI • Big Data Analytics
32 Offices
6,317 Employees
38 Benefits
Leading global provider of business decisioning data and analytics, enabling companies to improve business performance.

Dun & Bradstreet, a leading global provider of business decisioning data and analytics, enables companies around the world to improve their business performance. Dun & Bradstreet’s Data Cloud fuels solutions and delivers insights that empower customers to accelerate revenue, lower cost, mitigate risk, and transform their businesses. Since 1841, companies of every size have relied on Dun & Bradstreet to...

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Dun & Bradstreet

Dun & Bradstreet's Top Stability & Growth Strengths

Strong Market Position & Advantage: Feedback suggests D&B is broadly viewed as a category leader in commercial business identity, risk/credit, and KYC data, anchored by the D‑U‑N‑S identifier and extensive global coverage. Independent analyst recognition and deep enterprise adoption indicate an entrenched role across core workflows.

Strategic Partnerships: Feedback suggests D‑U‑N‑S and D&B’s entity‑resolution are embedded in major data/AI marketplaces and financial data partnerships. These integrations reinforce its foundational position in B2B data plumbing and extend distribution across ecosystems.

Resilient & Sustainable Growth: Feedback suggests revenue and organic growth were modest but positive into 2025, with indications of margin improvement. Guidance and early‑2025 results pointed to continued low single‑digit organic expansion.

Evelyn Partners
Fintech • Payments • Financial Services
26 Offices
2,934 Employees
15 Benefits

Life is full of decisions that shape our future, but to make great decisions we need certainty and good advice. At Evelyn Partners (formerly Tilney Smith & Williamson), we have been giving good advice and helping people and businesses flourish for almost 200 years. Our mission is ‘to place the power of good advice into more hands’. We’re committed to...

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Evelyn Partners
Verint
Software • Automation
12 Offices
4,090 Employees
21 Benefits

Verint® helps the world’s most iconic brands build enduring customer relationships by connecting work, data, and experiences across the enterprise. With this approach, brands can navigate and thrive as they adapt to the future of work, eliminate the inefficiencies created by organizational and data silos, and consistently deliver differentiated experiences at scale across every interaction. Our solutions help brands close...

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Verint

Verint's Top Stability & Growth Strengths

Strong Market Position & Advantage: Industry evaluations frequently recognize Verint as a leader in its core WEM and VoC/analytics niches, reflecting durable strengths in forecasting, scheduling, quality, and analytics. Recent IDC and DMG assessments underscore its leadership posture and open‑platform approach in CX automation.

Innovation-Driven Growth: ARR associated with AI modules is expanding faster than the broader base, and multiple analyst reports highlight Verint’s AI/automation strategy on an open platform. Feedback suggests momentum in AI bots and analytics is driving adoption within its customer engagement portfolio.

Healthy Cash Flow: Management has guided to increased free cash flow for the fiscal year alongside steady ARR expansion. This points to improving cash generation even as the company advances its subscription transition.

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...

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Beatport

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