Explore top tech companies
All Filters
Office Type

Industry

Size

Open Jobs

Remote Jobs

Tech Stack

Top IT Companies in Belfast (124)

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: Bottom-line performance is strengthening, with consistent earnings beats, improved non-GAAP operating income, and durable free cash flow. Management is prioritizing margin expansion alongside operational efficiency.

Healthy Cash Flow: The business is generating solid free cash flow, with recent periods and guidance pointing to sustained cash generation. This supports stability even as revenue growth moderates.

Strong Market Position & Advantage: The company is repeatedly recognized as a leader in MDR, exposure management, and SIEM by major analyst programs. A large global customer base underscores established scale in its core markets.

iManage
Artificial Intelligence • Cloud • Information Technology • Legal Tech • Productivity • Software
8 Offices
1,200 Employees
104 Benefits Hiring Now
Whoever you are, whatever you do, however you work. Make it mean something at iManage.

iManage is dedicated to Making Knowledge Work. Over one million professionals across 65+ countries rely on our intelligent, cloud-enabled, secure knowledge work platform to uncover & activate the knowledge that exists inside their business content and communications. We are continuously innovating to solve the most complex professional challenges & enable better business outcomes. Our work is not always easy but it...

• •
• •
iManage

iManage's Top Stability & Growth Strengths

Strong Revenue Growth: Annual recurring revenue is described as rising sharply over recent periods with continued uplift into the following year. These signals point to a scaling recurring-revenue model rather than one-off sales.

Market Expansion: Hundreds of new customer logos were added across successive years, with net customer growth and significant increases in cloud usage across regions such as Asia and ANZ. This reflects expansion beyond North America and deeper penetration within the installed base.

Innovation-Driven Growth: Rapid cloud migration and the rollout of AI capabilities (e.g., Ask iManage, AI Enrichment, Insight+) are portrayed as key adoption catalysts. These innovations appear to be driving multi-solution uptake and greater platform stickiness among enterprises.

RigUp
Information Technology • Professional Services • Software • Energy
3 Offices
260 Employees
60 Benefits
RigUp crafts software and services that streamline field operations - from sourcing all the way to payments.

We offer a source to pay solution designed for the energy sector. It streamlines the entire process from finding suppliers to issuing payments. Our goal is to strengthen alignment between field workers and corporate offices.

• •
• •
RigUp

RigUp's Top Stability & Growth Strengths

Strong Revenue Growth: Historical metrics indicate rapid scaling, with gross revenue rising from under $300M in 2018 to roughly $900M in 2020. Platform volume also surpassed $2B in 2019 alongside very strong year-over-year growth at that time.

Investor Backing & Capital Strength: The company secured major financings, including $300M rounds in 2019 and 2021 at valuations of about $1.9B and $2.9B, bringing total funding above $750M. These rounds signal strong investor confidence during periods when the business was scaling across customers and service categories.

Product Line Growth: Offerings expanded beyond a labor marketplace into an energy-specific source-to-pay and vendor management platform, with additions such as bid management, technology licensing, and an engineering acquisition. Recent moves like launching vendor management, licensing Shell’s U‑lateral technology, and acquiring Codeco‑Vanoco Engineering suggest ongoing product and capability expansion.

Yell Limited
Agency • Digital Media • Information Technology • Marketing Tech
2 Offices
1,535 Employees
13 Benefits Hiring Now

Yell is a digital marketing and online directory business in the United Kingdom, offering services such as business listings, reputation reports, website checkers, search marketing, and display advertising to help small and medium-sized businesses improve their online presence.

• •
• •
Yell Limited

Yell Limited's Top Stability & Growth Strengths

Product Line Growth: Solutions revenue expanded sharply and now represents a substantial share of the business. Higher-value digital packages are gaining traction, with average revenue per customer rising and most new sales coming from this segment.

Cost & Operational Efficiency: Margins and EBITDA were maintained or modestly improved despite top-line contraction through strict overhead reductions and targeted capex cuts. Leaner execution is helping to stabilize profitability during the transition.

Healthy Cash Flow: Operating cash generation improved while revenue declined. Stronger cash conversion is supported by cost discipline and a mix shift toward higher-margin offerings.

Thales
Artificial Intelligence • Big Data • Information Technology • Security • Software
78 Offices
63,258 Employees
18 Benefits Hiring Now

Thales is a global high technology leader investing in digital and “deep tech” innovations – connectivity, big data, artificial intelligence, cybersecurity and quantum technology – to build a future we can all trust, which is vital to the development of our societies. The company provides solutions, services and products that help its customers – businesses, organisations and states – in...

• •
• •
Thales

Thales's Top Stability & Growth Strengths

Strong Revenue Growth: Sales increased in 2025 versus 2024, with early 2026 also showing higher sales and management guiding to further organic growth in 2026.

Profitability: Adjusted EBIT rose and margins improved in 2025, indicating strengthening operating performance alongside growth.

Resilient & Sustainable Growth: Record order intake and an order book above €53 billion provide multi‑year visibility, and a book‑to‑bill above 1 with reaffirmed 2026 targets supports continued expansion.

Kainos
Information Technology
10 Offices
2,999 Employees
31 Benefits Hiring Now

At Kainos we use technology to solve real problems for our customers, overcome big challenges for businesses, and make people’s lives easier. We build strong relationships with our customers and go beyond to change the way they work today and the impact they have tomorrow. Our two specialist business areas, Digital Services and the Workday Practice, work globally for clients across healthcare,...

• •
• •
Kainos

Kainos's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show double-digit increases in revenue, bookings, and contracted backlog, with Workday Products ARR also rising. Company updates indicate momentum continuing into the following year, supported by a larger order book.

Product Line Growth: Workday Products expanded, with ARR increasing and the Smart suite adopted by a large customer base alongside new offerings such as Pay Transparency resold by Workday in Europe. Unique credentials across Services, Software, and Extend underscore a growing product footprint in the Workday ecosystem.

Strong Market Position & Advantage: Independent assessments place the firm as a Leader across all three Workday quadrants in Europe and a trusted prime on major UK public‑sector programs. A sizable installed base and repeat large government awards reinforce an advantaged regional position.

Version 1
Information Technology • Consulting
12 Offices
3,000 Employees
12 Benefits Hiring Now

Version 1 proves that IT can make a real difference to our customers'​ businesses. We are trusted by global brands to deliver IT services and solutions which drive customer success. Our 3000+ strong team works closely with our technology partners to provide independent advice that helps our customers navigate the rapidly changing world of IT. Our greatest strength is balance...

• •
• •
Version 1
Codec
Artificial Intelligence • Cloud • Information Technology • Software
4 Offices
223 Employees
6 Benefits Hiring Now

Established in 1985 and headquartered in Ireland, Codec is a high-growth, leading technology company with offices in Dublin, London, Belfast, and Malta. With a team of over 300 dedicated professionals, we are committed to delivering innovative solutions based on the Microsoft low-code platform. As current Microsoft country partner of the year (for the 4th time), Codec specialises in providing business...

• •
• •
Codec
Exegy
Big Data • Fintech • Information Technology • Software • Analytics
7 Offices
130 Employees
20 Benefits Hiring Now

Exegy provides ultra-high performance, hardware-accelerated computing appliances that process market data for financial organizations. Exegy is the established leader in providing real-time market data solutions with an unparalleled combination of speed, capacity, features, and service. Today Exegy serves as a strategic partner to leading principal traders, agency brokers, exchanges, Alternative Trading System (ATS) and dark pool operators, market makers, hedge funds,...

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

System C Healthcare
Edtech • Healthtech • Information Technology • Software
9 Offices
917 Employees
Hiring Now

System C Healthcare is a British health and social care technology company founded in 1983. It develops and deploys IT products and services for the NHS, social service authorities and social care providers. Through its Liquidlogic subsidiary, the company supplies social care and education management solutions that facilitate collaboration across health and care services. Its mission is to deliver technology...

• •
• •
System C Healthcare
TRG Screen
Information Technology • Software
11 Offices
267 Employees
32 Benefits Hiring Now

TRG Screen is the leading provider of software used to monitor and manage subscription spend & usage across the entire enterprise. TRG Screen is uniquely positioned to offer the full spectrum of enterprise subscription management capabilities across: ► Spend management – Optimize Spend (inbound licensing) ► Usage management – ResearchMonitor (online resources, applications & terminals) & XMon (data feeds) ► Enquiry & workflow –...

• •
• •
TRG Screen
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
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]

• •
• •
Cybit
Interface
Information Technology • Software
17 Offices
4 Employees
36 Benefits

Interface is a frontier research lab focused on high-fidelity human and object simulation. We build systems that model appearance, behavior, and interaction for world-model research. Founded by MIT graduates and backed by Y Combinator, we’re a deep-tech company in graphics, machine learning, and simulation.

• •
• •
Interface
Exclaimer
Information Technology • Consulting
6 Offices
268 Employees
23 Benefits

Turbo-boost your email signatures After starting Exclaimer over 20 years ago, we saw how our email signature management software could boost the way businesses manage employee email signatures. Today we help brands keep communications consistent and make every message count – all while being legally compliant. But our software doesn’t just help things run smoothly, it lets businesses cut admin overheads...

• •
• •
Exclaimer
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.

• •
• •
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.

West Technology Group
Cloud • Information Technology
Fully Remote
65 Employees

West solutions connect people and organizations at the right time and in the right ways, making those mission-critical connections more relevant, engaging, and actionable - turning Information to Insight.

• •
• •
West Technology Group
The Channel Company
AdTech • Information Technology
2 Offices
608 Employees
17 Benefits Hiring Now

The Channel Company is enabling technology partnerships across the channel eco-system. With more than 3 decades of experience as the premier provider in the channel, The Channel Company helps the IT Channel with communication, recruitment, enablement, engagement, demand generation, and intelligence.

• •
• •
The Channel Company

The Channel Company's Top Stability & Growth Strengths

Strong Market Position & Advantage: The company is widely regarded as a category leader in channel-focused media, events, and marketing services, anchored by CRN’s influence and flagship events like XChange. It competes strongly alongside Informa Tech’s Channel Futures/Channel Partners while maintaining unmatched brand equity through CRN and a broad global platform.

Market Expansion: The firm has expanded across the U.S., EMEA, and APAC with new or relaunched publications and events (e.g., CRN UK, CRN Asia, CRN Australia/NZ, XChange EMEA/LATAM/Asia/ANZ). Ongoing international event programming and regional launches are presented as near‑term barometers of growth momentum.

Investor Backing & Capital Strength: Private‑equity ownership by EagleTree Capital since November 2021 is positioned to drive a next phase of growth, followed by multiple acquisitions and a new CEO mandate for global expansion and AI-enabled products. The acquisition streak (Audienz, bChannels, Lauchlan, Incisive Media’s tech properties) underscores a buy‑and‑build strategy.

Lantum
eCommerce • Healthtech • Information Technology • Software
2 Offices
110 Employees
2 Benefits

Lantum is a workforce management platform that makes it easier for healthcare providers to mobilise their workforce, and for clinicians to work more flexibly. Our Connected Scheduling platform gives you a staff bank, rota tool and a clinician network all in one place to improve fill rates, cut admin time, and reduce costs. We started life as Network Locum in...

• •
• •
Lantum
Aztech IT Solutions
Information Technology • Cybersecurity
2 Offices
61 Employees
4 Benefits

Aztech IT Solutions is trusted by more than one hundred growing businesses across the UK to deliver professional, proactive IT support services. Aztech provides the IT support and consultancy services that enable organisations to operate more efficiently, safe in the knowledge that their IT systems are optimised and proactively managed. Your IT partner should work as hard to improve your...

• •
• •
Aztech IT Solutions

• •

• •

• •

• •

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