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Top Tech Companies in Belfast (534)

Aston Martin Lagonda
Automotive • Retail
2 Offices
3,267 Employees
1 Benefits

Aston Martin. The pinnacle of automotive engineering underpinned by the strongest portfolio of cars in the brand’s history. Housed at Gaydon, Warwickshire, Aston Martin is a collective with a clear vision to become the most desired ultra-luxury brand. This belief is solidified by five values: Unity, Openness, Trust, Ownership and Courage with a commitment to make a great place to...

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Aston Martin Lagonda
Cybit
Information Technology
4 Offices
156 Employees
2 Benefits Hiring Now

Cybit is an end-to-end IT solutions provider with 30+ years of experience. We transform businesses using industry-leading technologies. Our mission is to power our customers’ commercial success through the expert design, development and delivery of flexible managed IT services, cyber security solutions, cloud migration and data and analytics. Email us at [email protected]

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Cybit
Keysight Technologies, Inc.
Cloud • Appliances • Industrial • Automation • Manufacturing
28 Offices
12,068 Employees
1 Benefits

Keysight empowers innovators to explore, design, and bring world-changing technologies to life. As the industry’s premier global innovation partner, Keysight’s software-centric solutions serve engineers across the design and development environment, enabling them to deliver tomorrow’s breakthroughs at speed and with reduced risk. Keysight leverages its strength as the world’s leading test and measurement provider and today enables innovators to push the...

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Keysight Technologies, Inc.
Kingsbridge Healthcare Group
Belfast
220 Employees

Welcome! We are Northern Ireland’s Premier Private Healthcare Group. Our mission is to become a world-class provider of healthcare solutions by putting our patients to the forefront of everything we do. Our aim is to make the Kingsbridge Healthcare Group the preferred choice for both patients and healthcare professionals. Because Life Matters. Companies within the Kingsbridge Healthcare Group include: Kingsbridge...

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Kingsbridge Healthcare Group
tradefact
Fintech • Software • Financial Services • Cryptocurrency
Belfast
11 Employees

We make D2C retailers more successful by providing best-in-class SCRM solutions. tradefact SCRM platform enables teams to manage their supply chain and relationships better

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tradefact
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,...

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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.

Speechmatics
Machine Learning • Software • Conversational AI
4 Offices
115 Employees

Speechmatics is the world’s leading expert in Speech Intelligence, combining the latest breakthroughs in AI and ML to unlock the business value in human speech. Businesses use Speechmatics worldwide to accurately understand and transcribe human-level speech into text regardless of demographic, age, gender, accent, dialect or location in real-time and on recorded media. Combining these transcripts with the latest AI-driven...

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Speechmatics
Orion Health
Healthtech
17 Offices
751 Employees
4 Benefits

We constantly hear how healthcare systems are under pressure or broken and that healthcare is mired in siloed systems. But what if the visible cracks in healthcare were actually symptoms of not embracing the digital transformation other industries have used to flourish? Not giving our frontline heroes the tools required to do their job? What if we reimagined how care...

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Orion Health
Remus Uomo
Fashion • Retail
2 Offices
17 Employees

Remus Uomo provides design-led, formal tailoring and off-duty casuals to men who take a serious attitude towards fashion. The company is based out of Belfast Victoria Square and also has branch in Glasgow Silverburn.

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Remus Uomo
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AquaQ Analytics
Big Data Analytics
Belfast
56 Employees

AquaQ Analytics made us what we are but Data Intellect is our vision for tomorrow, realised. It’s time to take on the challenge, together. #ChallengeAccepted #Rebrand

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AquaQ Analytics
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...

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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.

Codat
Fintech • Software • Financial Services
4 Offices
211 Employees
35 Benefits Hiring Now
Through our API, financial service companies can access their small business customers' financial data more efficiently.

Our mission is to make life easier for the lifeblood of economies globally; small and medium-sized businesses. Codat is a universal API for consented business financial data, powering the next generation of products and services for this historically underserved market. We have offices in London, New York, San Francisco, and Sydney. We are a privately held company, and have recently...

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Codat
Southwest Airlines
10 Offices
28,585 Employees
41 Benefits

At Southwest Airlines we connect People to what’s important in their lives—that also means connecting our Employees to what’s important in their lives! Our Employees value the opportunity to work hard, be creative, and have fun on the job. Southwest Airlines recognizes, respects, and values differences. By fostering a culture that embraces and utilizes our diversity, we create competitive advantages...

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Southwest Airlines

Southwest Airlines's Top Stability & Growth Strengths

Strong Market Position & Advantage: Southwest is positioned as one of the U.S. “Big Four” carriers by domestic presence and is described as the leading U.S. low‑cost carrier, indicating durable scale in its core market. Economy-cabin satisfaction leadership and strong schedule completion are presented as additional competitive advantages that can support resilience even as the product changes.

Profitability: The company is described as having returned to profitability in 2025 with record quarterly revenues and guidance for substantially higher earnings in 2026. This points to improved financial stability and a clearer path to stronger margins driven by revenue and cost initiatives.

Diversified Revenue Streams: New revenue initiatives are highlighted, including assigned seating, new fare bundles, and checked-bag fees, which broaden monetization beyond base fares. The data frames these changes as meaningful contributors to expected EBIT and earnings improvement into 2026.

Anomali
Artificial Intelligence • Big Data • Cloud • Software • Cybersecurity
2 Offices
248 Employees
31 Benefits

Anomali is the leader in intelligence-driven extended detection and response (XDR) cybersecurity solutions. Anchored by big data management and refined by artificial intelligence, the Anomali XDR platform delivers proprietary capabilities that correlate the largest repository of global intelligence with telemetry from customer-deployed security solutions, empowering security operations teams to detect threats with precision, optimize response, achieve resiliency, and stop attackers...

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Anomali
11:FS
Fintech • Financial Services
2 Offices
260 Employees

11:FS is a challenger consultancy that builds and launches next generation digital propositions for some of the biggest banks in the world. We have an incredible team made up of high flyers from across the fintech and banking scene united by the belief that digital banking is 1% done and that digital reform is needed to improve systems and services for...

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11:FS
Siemens Energy
Energy • Renewable Energy
2 Offices
43,278 Employees
29 Benefits

Siemens Energy is one of the world’s leading energy technology companies. The company works with its customers and partners on energy systems for the future, thus supporting the transition to a more sustainable world. With its portfolio of products, solutions and services, Siemens Energy covers almost the entire energy value chain – from power generation and transmission to storage. The...

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Siemens Energy
Circana
Marketing Tech • Analytics
6 Offices
4,423 Employees
16 Benefits Hiring Now

Circana is the leading advisor on the complexity of consumer behavior. Through unparalleled technology, advanced analytics, cross-industry data and deep expertise, we provide clarity that helps almost 7,000 of the world’s leading brands and retailers take action and unlock business growth. We understand more about the complete consumer, the complete store, and the complete wallet so our clients can go...

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Circana

Circana's Top Stability & Growth Strengths

Strong Market Position & Advantage: Evidence indicates Circana is widely regarded as a leader in retail and consumer-behavior measurement, often evaluated alongside NIQ and cited in public-company materials. Its broad category coverage from the IRI+NPD combination and entrenched use (“per Circana”) point to defensible competitive positioning.

Investor Backing & Capital Strength: Investor actions such as Vestar Capital Partners’ $1.2B continuation vehicle signal committed capital and confidence in Circana’s growth trajectory post‑IRI–NPD merger. Recent acquisitions (NCSolutions and Nielsen’s MMM business) further imply access to funding to scale capabilities.

Product Line Growth: Circana has expanded media and effectiveness offerings via acquiring NCSolutions and Nielsen’s MMM and launching products like Liquid Mix and Liquid Data Engage. Coverage additions (e.g., convenience‑store channel, expanded MULO+) and new partnerships point to a widening solution set.

Thompsons Solicitors
Professional Services
18 Offices
800 Employees

Thompsons Solicitors is a prominent UK law firm established in 1921, specializing in personal injury, employment rights, and trade union law. With 18 offices across the UK, the firm exclusively represents injured or mistreated individuals and trade union members, never acting for employers or insurance companies. They are dedicated to social justice, campaigning for legal reforms, and securing compensation for...

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Thompsons Solicitors
UNRVLD
eCommerce • Information Technology • Analytics
6 Offices
220 Employees

UNRVLD is a digital experience and technology agency that puts business outcomes first. We work with results driven organisations worldwide where digital experience is business critical. Our digital specialists put value creation at the heart of everything we do. We deliver the outcomes our clients need to become more than just better. Being unrivalled is about setting a new standard...

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UNRVLD
Peninsula
Transportation • Energy
11 Offices
14 Benefits

Peninsula is a global leader in marine energy solutions and fuel bunkering, operating as a physical distributor and reseller of global marine fuel. They offer conventional and lower carbon fuel solutions, including biofuels and LNG, across over 500 ports worldwide.

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Peninsula

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