Explore top tech companies
All Filters
Office Type

Industry

Size

Open Jobs

Remote Jobs

Tech Stack

Top Cyber Security Companies in Dublin (54)

Datadog
Artificial Intelligence • Cloud • Security • Software • Cybersecurity
16 Offices
6,500 Employees
104 Benefits Hiring Now
We are building the monitoring and security platform for developers, IT ops teams and business users in the cloud age.

Datadog (NASDAQ: DDOG) is a global SaaS business, delivering a rare combination of growth and profitability. We are on a mission to break down silos and solve complexity in the cloud age by enabling digital transformation, cloud migration, and infrastructure monitoring of our customers' entire technology stacks. Built by engineers, for engineers, Datadog is used by organizations of all sizes...

• •
• •
Datadog

Datadog's Top Stability & Growth Strengths

Strong Revenue Growth: Recent financials show accelerating top-line expansion, with quarterly revenue surpassing the billion-dollar mark and full-year results climbing meaningfully. Momentum continued into 2026, reflecting broad demand across observability, security, and AI-related offerings.

Healthy Cash Flow: Operations are generating substantial operating and free cash flow alongside growth. This pattern persisted through mid-2026, indicating efficient scaling.

Strong Market Position & Advantage: Industry evaluations repeatedly place the company as a Leader in observability and digital experience monitoring, including top positioning for execution. Recognition such as Customers’ Choice and multi-product leadership suggests deep adoption and competitive strength.

CSC
Fintech • Legal Tech • Software • Financial Services • Cybersecurity • Data Privacy
CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world.

CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.

• •
• •
CSC

CSC's Top Stability & Growth Strengths

Market Expansion: Capabilities in more than 140 jurisdictions, the completed Intertrust integration, and investment in a larger Luxembourg office indicate sustained geographic scale-up. Acquisitions such as Intertrust and Eddystone broadened presence across Europe and Asia-Pacific while deepening local delivery.

Strong Market Position & Advantage: Adoption by a large majority of major enterprises and top global brands, plus category strength in registered agent and enterprise domain management, point to entrenched competitive standing. Independent industry recognition in capital-markets operations further underscores visibility in core niches.

Investor Backing & Capital Strength: Independent credit analyses reference mid‑single‑digit organic growth expectations, high profitability, and a large recurring-revenue base, supporting stable financing capacity. Deleveraging and an upgrade from a major ratings agency suggest solid access to capital and prudent balance‑sheet management.

Mastercard
Blockchain • Fintech • Payments • Consulting • Cryptocurrency • Cybersecurity • Quantum Computing
We are a global technology company in the payments industry.

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

• •
• •
Mastercard

Mastercard's Top Stability & Growth Strengths

Strong Revenue Growth: Net revenue rose 16% in 2025 and increased 14% year over year in Q2 2026, alongside gains in gross dollar volume, cross-border volume, and switched transactions. Feedback suggests this growth spans both the core network and international activity.

Profitability: Operating income and net income grew faster than revenue in Q2 2026 (operating income +17%, net income +19%), with full-year 2025 also showing double-digit profit increases. These results indicate operating leverage and earnings expansion alongside sales growth.

Diversified Revenue Streams: Value-added services and solutions grew roughly 18%–23% in recent periods and now comprise a substantial share of total revenue, including cybersecurity, fraud prevention, authentication, and analytics. This broadens the business beyond card transactions and supports continued expansion.

Rapid7
Artificial Intelligence • Cloud • Information Technology • Sales • Security • Software • Cybersecurity
15 Offices
2,400 Employees
120 Benefits Hiring Now
Take Command of your Career

At Rapid7, our vision is to create a secure digital world for our customers, our industry, and our communities. We do this by harnessing our collective expertise and passion to challenge what’s possible and drive extraordinary impact. We’re building a dynamic and collaborative workplace where new ideas are welcome. Protecting 11,000+ customers against bad actors and threats means we’re continuing...

• •
• •
Rapid7

Rapid7's Top Stability & Growth Strengths

Profitability: Operating and net income remained positive even as revenue softened in recent quarters. This indicates an earnings base that is holding up during a period of slower demand.

Healthy Cash Flow: Free cash flow stayed positive with meaningful generation quarter to quarter, and guidance points to continued cash production. Liquidity is reinforced by a sizable balance of cash, cash equivalents, and government securities.

Future-Ready Strategy: Management is concentrating investment on the Command Platform, detection and response, exposure management, and AI-enabled security operations. This refocus aims to position the portfolio for a return to growth once the transition progresses.

Certification Europe
Business Intelligence • Cybersecurity
Dublin
84 Employees

Established in 1999, Certification Europe is in a league of its own among accredited certification bodies worldwide. In the local and international environment, we are proud of our expertise, we are considered an authority in Information Security Management Systems (ISO 27001), as well as thought leaders in our fields of expertise. We assess companies for certification to a dynamic portfolio...

• •
• •
Certification Europe
Akamai Technologies
Cloud • Security • Software • Cybersecurity
24 Offices
10,285 Employees
27 Benefits
Akamai powers and protects life online by solving the toughest challenges and turning the impossible into the possible.

At Akamai, we make life better for billions of people, billions of times a day. Every moment, billions of people, all over the world, are using the internet to shop, play games, look after finances, learn remotely, share videos, connect across the world, and so much more. These life-shaping digital experiences wouldn’t be possible without Akamai. We power and protect life...

• •
• •
Akamai Technologies

Akamai Technologies's Top Stability & Growth Strengths

Product Line Growth: Security remains the largest business and is expanding, while Cloud Infrastructure Services tied to compute and AI is growing rapidly. A multi‑year AI infrastructure commitment is reinforcing momentum in these newer lines.

Strong Market Position & Advantage: Across CDN/edge delivery and WAAP, the company is consistently evaluated as a leader by major analysts, with scale and an integrated portfolio cited as strengths. Independent assessments in DDoS mitigation, WAAP, and edge delivery reinforce leadership in core markets.

Future-Ready Strategy: The company is investing to evolve from CDN/security into a fuller cloud and edge compute platform, including GPU build‑outs and an AI‑focused infrastructure roadmap. Management signals stronger out‑year growth potential as large AI deals scale.

Integrity360
Security • Consulting • Cybersecurity
14 Offices
358 Employees
13 Benefits Hiring Now

Integrity360 is one of Europe’s leading cyber security specialists operating from office locations in the UK, Ireland, Bulgaria and Sweden. The group provides a comprehensive range of professional, support and managed cyber security services that identify and assess, protect and prevent, detect and analyse and respond and recover cyber risks and threats. Working either independently or as an extension of...

• •
• •
Integrity360
Vectra AI
Artificial Intelligence • Security • Cybersecurity
12 Offices
460 Employees
33 Benefits Hiring Now

Vectra® is the leader in threat detection and response – from cloud and data center workloads to user and IoT devices. Its Cognito® platform accelerates threat detection and investigation using AI to enrich network metadata it collects and stores with the right context to detect, hunt and investigate known and unknown threats in real time. Vectra offers four applications on...

• •
• •
Vectra AI
Sandbar
Fintech • Security • Software • Cybersecurity
2 Offices
10 Employees

Sandbar builds software to stop financial crimes, including anti-money laundering solutions designed to improve the health of the global financial system.

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

Silicon Republic
Artificial Intelligence • Information Technology • Machine Learning • Cybersecurity
Dublin
15 Employees

SiliconRepublic.com has been Ireland’s most authoritative voice for science, technology and innovation news and features for more than 20 years. It has been ranked by Onalytica among the top 100 most influential sources on STEM, AI, blockchain, future of work, data science, digital transformation, IoT and fintech. Its coverage also includes in-depth news and features from across Europe’s sci-tech ecosystem,...

• •
• •
Silicon Republic
Enea AB
Artificial Intelligence • Security • Cybersecurity
12 Offices
892 Employees
14 Benefits

Enea is a world-leading specialist in software for telecom and cybersecurity. The company’s cloud-native solutions connect, optimize, and secure services for mobile subscribers, enterprises, and the Internet of Things. More than 100 communication service providers and 4.5 billion people rely on Enea technologies every day. Enea has strengthened its product portfolio and global market position by integrating a number of...

• •
• •
Enea AB
Fortinet
Security • Software • Cybersecurity
31 Offices
10,357 Employees
32 Benefits Hiring Now

Fortinet develops and sells cybersecurity solutions.

• •
• •
Fortinet

Fortinet's Top Stability & Growth Strengths

Strong Revenue Growth: Feedback suggests revenue is expanding at a double‑digit pace, with quarterly sales rising around 20% year over year and guidance lifted to imply similar growth for the full year.

Profitability: Profitability is considered strong, with GAAP operating margin in the mid‑30% range and net income rising alongside growth.

Healthy Cash Flow: Cash generation is viewed as robust, highlighted by substantial operating and free cash flow in the latest quarter.

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
Dataminr
Artificial Intelligence • Big Data • Computer Vision • Machine Learning • Natural Language Processing • Software • Cybersecurity
7 Offices
776 Employees
33 Benefits
Dataminr's AI platform detects the earliest signals of high-impact events and emerging risks.

Dataminr -- long recognized as one of the world’s leading artificial intelligence (AI) startups -- puts real-time AI and public data to work for our customers, generating relevant and actionable alerts for thousands of users working in more than 100 countries for hundreds of client organizations--spanning global corporations, public sector agencies, NGOs, and newsrooms. As 2020 taught us, the unexpected can...

• •
• •
Dataminr
Verizon
Information Technology • Internet of Things • Other • Cybersecurity • Infrastructure as a Service (IaaS)

Verizon is one of the world’s leading providers of technology and communications services, transforming the way we connect across the globe. We're a diverse network of people driven by our shared ambition to move the world forward - collectively building the network America relies on most. Here, we have the ability to learn and grow at the speed of technology,...

• •
• •
Verizon

Verizon's Top Stability & Growth Strengths

Strong Market Position & Advantage: Feedback suggests Verizon operates at the top tier of U.S. telecommunications by revenue and scale, with extensive network reach and leadership recognition in multiple enterprise categories.

Strong Brand Reputation: Observations highlight Verizon as one of the most valuable telecom brands globally, supported by repeated third-party accolades for network quality and enterprise capabilities.

Resilient & Sustainable Growth: Comments point to steady revenue and earnings momentum with raised guidance and investments in infrastructure and next-gen technologies such as edge and AI.

Exclusive Networks
Software • Cybersecurity
63 Offices
2,432 Employees
8 Benefits Hiring Now

Exclusive Networks is a global trusted cybersecurity specialist for digital infrastructure helping to drive the transition to a totally trusted digital future for all people and organisations. Our distinctive approach to distribution gives partners more opportunity and more customer relevance. Our specialism is their strength – equipping them to capitalise on rapidly evolving technologies and transformative business models. The Exclusive story is...

• •
• •
Exclusive Networks
Pablosec Solutions
Security • Consulting • Cybersecurity
Dublin
5 Employees
Helping organisations in Ireland & the UK secure complex environments with scalable, real-world solutions.

We design, deploy and secure advanced network infrastructures for organisations that demand high performance, resilience, and uncompromising security. Our expertise spans enterprise IT, Operational Technology (OT) environments, and critical infrastructure, where reliability and security are non‑negotiable. With deep hands‑on experience in Fortinet, Cisco, and high‑performance network architectures, Pablosec delivers solutions that go beyond theory focused on real‑world implementation, scalability, and long‑term...

• •
• •
Pablosec Solutions
iON - We protect the brands you know.
Software • Cybersecurity
Dublin
53 Employees
28 Benefits

iON - We protect the brands you know.® (also known as iON United, or just iON) is one of Canada’s most trusted cybersecurity solution providers. Founded in 2003, our experienced team delivers best-in-class advisory, technology, and managed services for securing IT, OT, and cloud environments. With consecutive year-over-year growth, we foster meaningful relationships through meaningful work by helping organizations make...

• •
• •
iON - We protect the brands you know.
Ekco
Software • Cybersecurity
9 Offices
620 Employees
1 Benefits

We’re Ekco: The people who power your possible One of Europe’s leading security-first managed cloud providers. With a network of infrastructure and security specialists across Europe, we’ve perfected our approach to supporting digital transformation. When you have friendly, experienced cloud and security specialists by your side and solutions that just work, you can take your business to the next level. Every risk is...

• •
• •
Ekco
CyberOne Security
Software • Cybersecurity
4 Offices
73 Employees

CyberOne is a dedicated cybersecurity company that improves the security capabilities of customers cost effectively. While focused on services, CyberOne also resells best-of-breed products to provide a complete solution. We partner with our clients to align and execute their long-term security strategy.

• •
• •
CyberOne Security

• •

• •

• •

• •

Popular Company Searches in Dublin

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

Sign in to save company job alert.

Create Free Account