Explore top tech companies
All Filters
Office Type

Industry

Size

Open Jobs

Remote Jobs

Tech Stack

Top Tech Companies in Belfast (536)

Accelerite
Big Data • eCommerce • Information Technology • Internet of Things • Software • Analytics
Belfast
24 Employees

Accelerite is a Silicon Valley based company delivering secure business-critical infrastructure software for Global 1000 enterprises. Accelerite's product suite includes hybrid cloud infrastructure, endpoint security, risk-based authentication, big data analytics, and the Internet of Things. Accelerite is a wholly owned business of Persistent Systems (BSE & NSE: PERSISTENT), a global leader in software product development and technology services. Learn more...

• •
• •
Accelerite
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
Gearset
Software
3 Offices
191 Employees
34 Benefits
We provide ingeniously simple DevOps release management for Salesforce that customers love. 4.8/5 on Glassdoor and G2.

Gearset is the leading release management tool for Salesforce - the world's favourite enterprise PaaS. There are millions of developers building on the Salesforce platform and we believe that they deserve the absolute best tools to do their job and keep their businesses thriving. At Gearset, we work as a cross-functional company with a laser focus on quality in everything we...

• •
• •
Gearset
Richmond Marketing
AdTech • Food • Marketing Tech
3 Offices
187 Employees
2 Benefits

At Richmond, we aim to keep pace with Ireland’s changing society, offer innovative brands which appeal to the modern Irish consumer and to be Ireland’s premium beverage brand builder. The success of our business is based on our world-class stable of premium brands that we market and distribute in Ireland. We bring an innovative perspective to everything we do and we are...

• •
• •
Richmond Marketing
Warner Music Group
Music • News + Entertainment
8 Offices
5,762 Employees
33 Benefits

With a legacy extending back over 200 years, Warner Music Group (WMG) today brings together artists, songwriters, and entrepreneurs that are moving entertainment culture across the globe. Operating in more than 70 countries through a network of affiliates and licensees, WMG's Recorded Music division includes renowned labels such as 300 Entertainment, Asylum, Atlantic, Big Beat, Canvasback, Elektra, Erato, First Night,...

• •
• •
Warner Music Group

Warner Music Group's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show consecutive annual revenue increases with a strong reacceleration and record quarterly performance exiting the fiscal year, supported by improving streaming and publishing trends. Management indicates momentum continued into the next period with streaming-led gains.

Strong Market Position & Advantage: Industry context remains supportive and the company operates as one of the three global majors, benefiting from scale in licensing and discovery. It is described as a core pace‑setter that helps define the commercial framework even while trailing larger rivals in share.

Future-Ready Strategy: Strategic pivots toward AI licensing and renewed DSP agreements suggest proactive positioning to monetize emerging use cases while protecting rights. Recent agreements and experimentation indicate readiness for evolving platform economics and AI‑era models.

IntrinsicAi
Artificial Intelligence
Belfast

We help organisations harness the power of artificial intelligence through three core service offerings: • AI Strategy: We develop strategic roadmaps that align AI initiatives with business goals, identifying high-impact opportunities and creating practical implementation plans for successful digital transformation. • Generative AI & Machine Learning: From traditional predictive analytics to cutting-edge generative systems, we build bespoke AI solutions that enhance customer...

• •
• •
IntrinsicAi
Endeavour Information Solutions
Information Technology • Software
2 Offices
29 Employees

Based in the heart of Belfast and Edinburgh, Endeavour Information Solutions provides technology solutions to organisations across the UK and Ireland. We specialise in Microsoft technologies and solutions such as SharePoint, Office 365, Microsoft Dynamics , Kentico CMS as well as bespoke software development solutions. Endeavour is a member of the Microsoft Partner Network and holds two gold competencies in...

• •
• •
Endeavour Information Solutions
Everbridge
Information Technology • Software • Consulting
28 Offices
1,437 Employees
34 Benefits Hiring Now

Keeping People Safe and Businesses Running. Faster. Everbridge, Inc. (NASDAQ: EVBG) is a global software company that provides enterprise software applications that automate and accelerate organizations’ operational response to critical events in order to Keep People Safe and Businesses Running™. During public safety threats such as active shooter situations, terrorist attacks or severe weather conditions, as well as critical business events...

• •
• •
Everbridge

Everbridge's Top Stability & Growth Strengths

Strong Market Position & Advantage: Everbridge is positioned as a category leader in critical event management and mass notification, supported by independent analyst recognition and a sizable installed base in government and public safety. National-scale public warning deployments across multiple countries further reinforce perceived leadership in high-stakes, large-scale use cases.

Investor Backing & Capital Strength: The take-private acquisition by Thoma Bravo at a multi-billion-dollar valuation signals continued investor conviction in the business and its market category. Private-equity ownership also implies access to capital and operational support to fund product investment and go-to-market execution.

Innovation-Driven Growth: Ongoing platform updates (Everbridge 360 and High Velocity CEM) and patent activity around AI-enabled crisis response indicate sustained product innovation. Expanded integrations and managed-services motions suggest efforts to translate roadmap velocity into broader adoption.

ByrneLooby
Professional Services • Consulting • Design
10 Offices
224 Employees

ByrneLooby is an international consulting engineering practice providing civil engineering design and advisory solutions for challenging infrastructure projects. Headquartered in Dublin, the firm works across building, environment, transport, port, waste management, water and energy sectors. Its services support large-scale projects and infrastructure development for clients across Europe, Ireland, the UK and the Middle East, combining engineering expertise with practical, value-focused...

• •
• •
ByrneLooby
Let Your Resume Do The Work
Upload your resume to be matched with jobs you're a great fit for.

Reputation
Other • Software
9 Offices
698 Employees
31 Benefits Hiring Now

Reputation has changed the way companies improve their customer experience (CX) through customer feedback. Our platform translates vast amounts of solicited and unsolicited feedback data into insights that companies use to learn from and grow.

• •
• •
Reputation
Haru
Information Technology • Marketing Tech
Belfast
15 Employees

Haru is the quickest way to to sell your clothes for cash. Upload your items in seconds, not minutes. Get paid in days, not weeks. Download the app to start selling in seconds! Haru is proudly powered by RESPONSIBLE, the tech platform revolutionising resale at scale. For news and updates, be sure to follow us at: https://www.linkedin.com/company/get-responsible/

• •
• •
Haru
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.

Stellantis
Automotive
6 Offices
104,031 Employees
38 Benefits

Our storied and iconic brands embody the passion of their visionary founders and today’s customers in their innovative products and services: they include Abarth, Alfa Romeo, Chrysler, Citroën, Dodge, DS Automobiles, Fiat, Jeep®, Lancia, Maserati, Opel, Peugeot, Ram, Vauxhall and mobility brands Free2move and Leasys. Powered by our diversity, we lead the way the world moves – aspiring to become...

• •
• •
Stellantis

Stellantis's Top Stability & Growth Strengths

Strong Market Position & Advantage: Stellantis finished 2025 as Europe’s No. 2 OEM, leads European LCVs, and remains a global top‑five automaker by volume. It also maintained a podium share in Europe’s BEV market and holds leadership positions in several national markets, supporting scale advantages.

Future-Ready Strategy: The FaSTLAne 2030 plan commits about €60B through 2030 with 60+ new models, a sharper North America focus, cost reductions, and a balanced ICE/hybrid/BEV mix. The Leapmotor International JV adds optionality in affordable EVs through Stellantis’ dealer network.

Market Expansion: Early 2026 showed year‑over‑year growth in net revenues and shipments with a stated return to profitability and reaffirmed 2026 guidance. A North America product overhaul and broader distribution of lower‑cost EVs aim to rebuild share and margins in key regions.

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...

• •
• •
Codat
Syndeo.cx
Information Technology • Software
Belfast
17 Employees

Syndeo means 'to connect'. We’re on a mission to make connecting with your customers using AI as natural and simple as saying ‘hello.’ Our Conversational AI Platform for the Customer Journey makes it easy for businesses to engage with consumers through AI-powered messaging and advanced chat technology. Designed for marketing, sales, and service, Syndeo empowers businesses to drive growth and...

• •
• •
Syndeo.cx
Allstate Northern Ireland
Information Technology • Software
2 Offices

Allstate in Northern Ireland is a leading technology and business services centre, supporting The Allstate Corporation - one of the largest publicly held personal lines insurers in the United States. Established as one of Northern Ireland’s most progressive employers, Allstate NI continues to drive innovation across emerging technologies that shape the future of how people live and work. Our teams are developing...

• •
• •
Allstate Northern Ireland
Siemens
Artificial Intelligence • Internet of Things • Security • Cybersecurity
81 Offices
293,000 Employees
41 Benefits

Siemens is a technology company focused on industry, infrastructure, mobility, and healthcare. Creating technologies for more resource-efficient factories and resilient supply chains to smarter buildings and grids, to cleaner, comfortable transportation and advanced healthcare, the company empowers customers to transform the industries that form the backbone of economies, transforming the everyday for billions of people. In fiscal 2020, which ended on...

• •
• •
Siemens

Siemens's Top Stability & Growth Strengths

Strong Market Position & Advantage: Siemens holds leading positions across industrial automation and software, smart infrastructure, mobility, and healthcare technology (via Siemens Healthineers), with multiple segments ranked first or second and significant contract wins expanding backlog. This breadth provides competitive advantage across diverse high-growth end markets.

Healthy Cash Flow: The company reports strong free cash flow at the Group level in FY2024 and subsequent quarters, supporting investment, M&A, and a new multi‑year share buyback program. Robust cash conversion across industrial businesses underpins financial flexibility.

Resilient & Sustainable Growth: Comparable revenue increased in FY2024 and continued to rise in FY2025 quarters, while orders and book‑to‑bill above 1, a record order backlog, and confirmed FY2025 guidance provide visibility. Growth is supported by electrification, data‑center demand, rail investments, and ongoing portfolio actions.

Microsoft
Software • Quantum Computing • Metaverse • Infrastructure as a Service (IaaS)
88 Offices
206,870 Employees
47 Benefits Hiring Now

At Microsoft, our mission is to empower every person and every organization on the planet to achieve more. Our mission is grounded in both the world in which we live and the future we strive to create. Today, we live in a mobile-first, cloud-first world, and the transformation we are driving across our businesses is designed to enable Microsoft and...

• •
• •
Microsoft

Microsoft's Top Stability & Growth Strengths

Strong Revenue Growth: Overall revenue is described as rising sharply year over year, with large quarterly figures and broad-based gains across major segments. Feedback suggests cloud and AI-linked lines are key contributors to this top-line expansion.

Profitability: Operating income and net income are portrayed as increasing faster than revenue, indicating margin strength. Observations highlight earnings momentum alongside efficiency.

Strong Market Position & Advantage: Microsoft is characterized as a dominant leader across cloud, enterprise software, and AI infrastructure. The company’s scale and integrated ecosystem are frequently cited as competitive advantages.

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...

• •
• •
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.

Yahoo
AdTech • Digital Media • Information Technology • Other
15 Offices
10,001 Employees
47 Benefits Hiring Now

Yahoo is a global media and tech company that connects people to their passions. We reach nearly 900 million people around the world, bringing them closer to what they love—from finance and sports, to shopping, gaming and news—with the trusted products, content and tech that fuel their day. For partners, we provide a full-stack platform for businesses to amplify growth...

• •
• •
Yahoo

Yahoo's Top Stability & Growth Strengths

Strong Market Position & Advantage: Yahoo is portrayed as a major platform by reach—ranking top in news and finance, second in email, and remaining among the top internet properties by visitors, with overall traffic placing it behind only a few dominant platforms. Leadership in specific verticals such as finance, news, sports, and email underpins durable competitive footing.

Diversified Customer Base: The company is described as reaching hundreds of millions to nearly 900 million people globally across properties spanning news, finance, sports, shopping, gaming, and email. This breadth indicates exposure to varied audience segments rather than reliance on a single cohort.

Future-Ready Strategy: Leadership highlights a transformation centered on innovation, with emphasis on AI and machine learning at global scale. This focus signals intent to modernize offerings and advertising beyond legacy areas.

• •

• •

• •

• •

Popular Company Searches in Belfast

Tech Companies in Belfast
3D Printing Companies in Belfast
3PL Companies in Belfast
Adtech Companies in Belfast
Aerospace Companies in Belfast
Agencies in Belfast
Agriculture Companies in Belfast
Analytics Companies in Belfast
Angel Investors & VC Firms in Belfast
App Development Companies in Belfast
Appliances Companies in Belfast
AI Companies in Belfast
Automation Companies in Belfast
Automotive Companies in Belfast
Beauty Companies in Belfast
Data Analytics Companies in Belfast
Big Data Companies in Belfast
Biotech Companies in Belfast
Blockchain Companies in Belfast
Business Intelligence Companies in Belfast
Cannabis Companies in Belfast
Chemical Companies in Belfast
Cloud Companies in Belfast
Co-Working Spaces & Incubators in Belfast
Computer Vision Companies in Belfast
Consulting Firms in Belfast
Conversational AI Companies in Belfast
Cryptocurrency Companies in Belfast
Cyber Security Companies in Belfast
Data Privacy Companies in Belfast
Database Companies in Belfast
Defense Companies in Belfast
Design Companies in Belfast
Digital Media Companies in Belfast
E-commerce Companies in Belfast
Edtech Companies in Belfast
Energy Companies in Belfast
Enterprise Web Companies in Belfast
Esports Companies in Belfast
Event Companies in Belfast
Fashion Companies in Belfast
Financial Services Companies in Belfast
Fintech Companies in Belfast
Fitness Companies in Belfast
Food Companies in Belfast
Gaming Companies in Belfast
Generative AI Companies in Belfast
Greentech Companies in Belfast
Hardware Companies in Belfast
Health Tech Companies in Belfast
Hospitality Companies in Belfast
HR Tech Companies in Belfast
Industrial Companies in Belfast
IT Companies in Belfast
IaaS Companies in Belfast
Insurance Companies in Belfast
IoT Companies in Belfast
Kids + Family Companies in Belfast
Legal Tech Companies in Belfast
Logistics Companies in Belfast
Machine Learning Companies in Belfast
Manufacturing Companies in Belfast
Martech Companies in Belfast
Metaverse Companies in Belfast
Mobile Companies in Belfast
Music Companies in Belfast
Nanotechnology Companies in Belfast
Natural Language Processing Companies in Belfast
News + Entertainment Companies in Belfast
NFT Companies in Belfast
On-Demand Companies in Belfast
Payments Companies in Belfast
Pet Companies in Belfast
Pharmaceutical Companies in Belfast
Productivity Companies in Belfast
Professional Services Companies in Belfast
Proptech Companies in Belfast
Quantum Computing Companies in Belfast
Real Estate Companies in Belfast
Renewable Energy Companies in Belfast
Retail Companies in Belfast
Robotics Companies in Belfast
Sales Companies in Belfast
Security Companies in Belfast
Semiconductor Companies in Belfast
SEO Companies in Belfast
Sharing Economy Companies in Belfast
Social Impact Companies in Belfast
Social Media Companies in Belfast
Software Companies in Belfast
Solar Energy Companies in Belfast
Sports Companies in Belfast
Telehealth Companies in Belfast
Transportation Companies in Belfast
Travel Companies in Belfast
Utilities Companies in Belfast
VR Companies in Belfast
Wearables Companies in Belfast
Web3 Companies in Belfast

Sign in to save company job alert.

Create Free Account