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Top IT Companies in Belfast (124)

Puppet
Information Technology • Software
17 Offices
530 Employees
20 Benefits

Puppet is an information technology automation software company designed for system administrators.

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Puppet
Aflac Northern Ireland
Information Technology • Software • Cybersecurity
Belfast
152 Employees

Turn your obsession for tech into an unbelievable career opportunity with a US Fortune 500* company – right here in Belfast. Aflac Northern Ireland is a Technology and Cybersecurity Innovation Centre, based in Belfast, Northern Ireland. *No. 131 actually, which we’re a wee bit proud of… Even though Aflac is the largest supplier of supplemental health insurance in the US and...

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Aflac Northern Ireland
DMI (Digital Management, LLC)
Artificial Intelligence • Information Technology • Internet of Things • Security • Analytics
25 Offices
2,000 Employees
39 Benefits

DMI is a global technology solutions company that specializes in digital strategy, design, transformation and support. Utilizing expertise from six unique DMI Groups, in the areas of AI & Analytics, Commerce, Experience, Managed Services, Transformation, and Government, DMI delivers intelligent digital transformation solutions that meet organizations where they are. Born digital, DMI has been delivering mission-critical, enterprise grade solutions since...

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DMI (Digital Management, LLC)
Totalmobile
Information Technology • Mobile
Belfast
370 Employees

Totalmobile is a field service management organisation dedicated to delivering technology that makes work and the lives of mobile workers better. With a comprehensive range of field service capabilities, we provide a fully integrated platform that empowers our customers to simplify processes, achieve operational excellence and experience an exceptional return on investment. With over 1,000 customers and 500,000 workers using our...

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Totalmobile
ITC Secure
Information Technology • Cybersecurity
2 Offices
100 Employees

ITC Secure is an advisory-led cyber security services company. We have a 25+ year track record of delivering business-critical services to over 300 blue-chip organisations - bringing together the best minds in security, a relentless focus on customer service and advanced technological expertise to help businesses succeed. With our integrated delivery model, proprietary platform and customer-first mindset, we work as...

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ITC Secure
Hitachi
Fintech • Information Technology • Logistics
28 Offices
33,676 Employees
27 Benefits

Since its founding in 1910, Hitachi has responded to the expectations of society and its customers through technology and innovation. Our mission is to “Contribute to society through the development of superior, original technology and products.” Over the past 100+ years this commitment has led us to work towards creating a more sustainable society through our “Social Innovation Business”. We...

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Hitachi
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...

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Syndeo.cx
Imperva
Big Data • Cloud • Information Technology • Security
30 Offices
1,508 Employees
35 Benefits

Imperva is a cybersecurity leader with a mission to protect data and all paths to it. We protect the data of over 6,000 global customers from cyber attacks through all stages of their digital transformation. Our products are informed by the Imperva Research Lab, a global threat intelligence community, that feeds the latest security and compliance expertise into our solutions.

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Imperva
Grouper Technology
Information Technology • Software • Cybersecurity
3 Offices
9 Employees

Grouper Technology (Grouper®) is partner to some of Europe’s leading organisations in their software modernisation and digital transformation journey. We help organisations create innovative management systems, tools and technologies that empower their quality assurance needs and in particularly, relating to corporate governance, risk, and compliance. Grouper offers two primary pillars of "Specialised Application Solutions” and “IT Advisory Services”. Our advisory...

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Grouper Technology
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Visiativ
Information Technology • Professional Services • Software • Consulting
27 Offices
1,600 Employees
Hiring Now

Visiativ is a French technology and consulting group that helps businesses—particularly small and mid-sized companies—plan, implement, manage and monitor digital transformation and innovation. It delivers digital solutions and services spanning 3D CAD/product development, product lifecycle management, business-process automation and enterprise systems, while providing assessment, implementation, training and ongoing support to improve competitiveness, productivity, collaboration and business performance worldwide.

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Visiativ
ITC Infotech
Information Technology
37 Offices
10,000 Employees
5 Benefits

ITC Infotech is a global technology solution and services leader providing business-friendly solutions, that enable future-readiness for clients. We seamlessly bring together digital expertise, strong industry-specific alliances, and deep domain expertise from ITC Group businesses. Our solutions and services are focused on Banking and financial Services, Healthcare, Manufacturing, Consumer Goods, Travel and Hospitality.

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ITC Infotech
Ensono
Cloud • Information Technology
12 Offices
3,000 Employees
14 Benefits Hiring Now
Support mission critical workloads, modernize IT infrastructure and reduce total cost of ownership.

Ensono helps IT leaders be the catalyst for change by harnessing the power of hybrid IT to transform their businesses. Our broad services portfolio from mainframe to cloud, powered by an intelligent governance platform, is designed to help our clients operate for today and optimize for tomorrow. We are award-winning certified experts in AWS & Azure

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Ensono

Ensono's Top Stability & Growth Strengths

Strong Revenue Growth: Company disclosures indicate revenue expanded from about $224M at inception to roughly $1.1B and clients grew to 250+ by January 2026, reflecting sustained scale-up. Additional signals such as headcount increases and the launch of an AI & Innovation Division reinforce ongoing momentum.

Strong Market Position & Advantage: Multiple independent analyst assessments (ISG, Everest, IDC) place the company as a Leader in mainframe services and modernization, with Gartner listing it in a 2024 Market Guide for the niche. Credentials like the AWS Mainframe Modernization Competency and public-sector recognitions further underpin competitive strength in this segment.

Investor Backing & Capital Strength: Ownership by KKR since 2021 and a stated $250M, five‑year AI investment plan indicate access to capital supporting expansion and R&D. Capability-expanding acquisitions such as Amido and ExperSolve align with a funded growth strategy.

3DEO (3deo.com)
Information Technology • Big Data Analytics
Belfast
18 Employees

We unlock the power of your data with rapid and customisable solutions, to inform and empower your strategic decisions. We are the experts in combining 3D visualisation, earth observation and big data analytics. At 3DEO, we know it is time-consuming and costly for your organisation to respond to critical situations with the right solution. Our cost-effective and customisable solutions provide...

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3DEO (3deo.com)
Epicor
Cloud • Information Technology • Professional Services • Sales • Software
40 Offices
6,280 Employees
24 Benefits Hiring Now
As a leader in Enterprise Resource Planning, we're the essential partner for the world's most essential businesses.

We’re the Digital Brains of Our Customers’ Operations We help businesses stay future-ready with cognitive ERP that connects people, processes, and technology. From software engineers who command the latest AI technology to business development reps who help us seize new opportunities, the work we do matters. Together, Epicor employees are creating a more resilient global supply chain.

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Epicor

Epicor's Top Stability & Growth Strengths

Strong Revenue Growth: Evidence indicates Epicor surpassed $1B in annual recurring revenue and outlined plans to roughly double sales within four years, signaling momentum in subscriptions. Communications emphasize accelerating cloud migrations, which typically bolster recurring revenue mix.

Strong Market Position & Advantage: Analyst recognitions position Epicor as a Leader in Gartner’s Cloud ERP for Product‑Centric Enterprises and IDC’s SMB/midmarket ERP assessments. Independent summaries consistently frame Epicor as strong in midmarket manufacturing and distribution niches.

Investor Backing & Capital Strength: Ownership by CD&R alongside new investment from CVC is cited as support to accelerate growth and continued SaaS/AI investment. An active M&A cadence in 2024–2025 reinforces access to capital for portfolio expansion.

Luxoft
Information Technology • Software • Consulting
27 Offices
15,405 Employees
16 Benefits

Luxoft, a DXC Technology Company (NYSE: DXC), is a digital strategy and software engineering firm providing bespoke technology solutions that drive business change for customers the world over. Acquired by U.S. company DXC Technology in 2019, Luxoft is a global operation in 44 cities and 21 countries with an international, agile workforce of nearly 18,000 people. It combines a unique...

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Luxoft
Electrosonic
Digital Media • Information Technology • Design
12 Offices
496 Employees
22 Benefits

Electrosonic designs, builds and supports innovative technology solutions that create lasting experiences where people live, work and play. Electrosonic is an international audiovisual company with a strong reputation for working on complex projects, both large and small, and has through its over 55 year history developed lasting partnerships with customers and suppliers. Electrosonic brings a unique breadth of experience to each...

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Electrosonic
Reply
Information Technology • Consulting
35 Offices
4,171 Employees
11 Benefits

Reply [EXM, STAR: REY] specialises in the design and implementation of solutions based on new communication channels and digital media. As a network of highly specialised companies, Reply defines and develops business models enabled by the new models of AI, big data, cloud computing, digital media and the internet of things. Reply delivers consulting, system integration and digital services to...

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Reply
Cerco
Information Technology
2 Offices
144 Employees

Cerco employees provide a flexible resource throughout the UK and Ireland for employer partners, from smaller SMEs to large global corporations. Both permanent and temporary opportunities are available, and you could be hired from one day short term jobs to long term, open ended placements. At Cerco we look for customer-focused people with a ‘can do’ attitude plus hardware and...

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Cerco
Happiest Minds Technologies
Cloud • Information Technology
19 Offices
5,313 Employees
7 Benefits

Happiest Minds Technologies Limited (NSE: HAPPSTMNDS), a Mindful IT Company, enables digital transformation for enterprises and technology providers by delivering seamless customer experiences, business efficiency and actionable insights. We do this by leveraging a spectrum of disruptive technologies such as: artificial intelligence, blockchain, cloud, digital process automation, internet of things, robotics/drones, security, virtual/augmented reality, etc. Positioned as ‘Born Digital ....

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Happiest Minds Technologies
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/

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Haru

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