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Top Tech Companies in Belfast (534)

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...

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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.

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 –...

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TRG Screen
PA Consulting
Consulting
21 Offices
5,289 Employees
8 Benefits Hiring Now

We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our diverse teams of experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital...

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PA Consulting
Sensata Xirgo
30 Offices
74 Employees
36 Benefits

Sensata | Xirgo is a leading provider of innovative, full-featured, application-specific wireless IoT communication devices.

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Sensata Xirgo

Sensata Xirgo's Top Stability & Growth Strengths

Strategic Partnerships: A broad channel network with over 900 partners and embedded roles with telematics service providers extends reach and supports large-scale deployments. Established footprints across thousands of channel deployments and significant SmartWitness video volumes reinforce partner-led distribution.

Diversified Revenue Streams: Hardware, AI video (SmartWitness), and Elastic M2M software create multiple monetization paths, including tens of millions in recurring service revenue. This portfolio allows partners to assemble full solutions without the company needing a single branded platform.

Future-Ready Strategy: Combining telematics devices, AI dashcams, and middleware positions the business in growth areas like video telematics and IoT. Strategy statements emphasize building blocks for end-to-end solutions that align with evolving safety and compliance use cases.

Send My Bag
Bangor
13 Employees

Noticed how airline luggage allowances keep shrinking while fees keep growing? Fact is that airlines don't want to ship your luggage, golf clubs or skis, they want quick-turnaround hand baggage only flights. So where does this leave you and your luggage? Well, with Send My Bag you can take a budget flight and still travel with everything you need, whether...

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Send My Bag
Aspire Technology Solutions
Cloud • Information Technology • Cybersecurity
3 Offices
257 Employees

Welcome to Aspire Technology Solutions! We are an award-winning IT Managed Service and Cyber Security Provider. We deliver leading technology solutions across cyber security, cloud, connectivity, managed services and unified communications to help our customers drive real business benefits. Our mission is to deliver technology like no other; we are dedicated to putting technology to work to help our customers innovate,...

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Aspire Technology Solutions
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
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
Slice
Food
2 Offices
702 Employees
35 Benefits Hiring Now

A 2021 winner of Fast Company's Most Innovative Companies Award, Slice partners with 18,000 independent pizzerias, forming the nation’s largest pizza network — more than double the U.S. footprint of Domino’s. With managed ordering, effective marketing, and streamlined operations, Slice enables restaurants to serve digitally minded customers and move away from third-party apps. Serial tech entrepreneur Ilir Sela started Slice...

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Slice
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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...

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Enea AB
Learning Pool
Edtech • Software
7 Offices
456 Employees
19 Benefits Hiring Now

Learning Pool is a learning technology company that optimizes employee performance with intelligent, data-driven experiences. Through its enterprise portfolio, Learning Pool has crafted learning journeys for thousands of organizations and their business units worldwide, enabling smarter compliance, onboarding, and upskilling. The company’s dedication to creating business impact and constantly innovating is the reason customers like Valvoline, Villeroy & Boch, and...

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Learning Pool
Ribbon Communications
4 Offices
3,949 Employees
8 Benefits

Ribbon Communications (Nasdaq: RBBN) delivers communications software, IP and optical networking solutions to service providers, enterprises and critical infrastructure sectors globally. We engage deeply with our customers, helping them modernize their networks for improved competitive positioning and business outcomes in today's smart, always-on and data-hungry world. Our innovative, end-to-end solutions portfolio delivers unparalleled scale, performance, and agility, including core to...

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Ribbon Communications

Ribbon Communications's Top Stability & Growth Strengths

Strong Market Position & Advantage: SBC certifications with Microsoft Teams and Zoom, plus historic recognition in Gartner’s SBC Magic Quadrant, indicate leadership and wide deployment in secure voice connectivity. Recent updates cite continued momentum with major UC platforms and carriers in Cloud & Edge.

Strategic Partnerships: Broad certifications and large-scale contracts with Tier‑1 service providers and U.S. federal agencies demonstrate strong ecosystem ties. Record bookings in voice‑modernization and increased sales to U.S. Tier‑1s reinforce these relationships.

Future-Ready Strategy: The portfolio emphasizes cloud‑native architectures, automation, and the Acumen AIOps platform aligned to 5G, fiber‑to‑the‑home, and AI. Management highlights autonomous networking and advanced security that match current industry shifts.

Copper.co
Blockchain • Cryptocurrency
3 Offices
266 Employees
31 Benefits

Copper is a digital asset technology company dedicated to helping institutional investors safely acquire, trade and store cryptoassets. Built and led by Dmitry Tokarev, a software and financial engineering specialist, the firm provides a comprehensive suite of custody, trading and settlement solutions that reduce counterparty risk and bring greater capital and operational efficiency to digital asset markets. At the heart...

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Copper.co
Datactics
Information Technology • Software
Belfast
67 Employees

At Datactics we're passionate about helping our clients get their data right. We specialise in user-friendly data quality and matching software to help business teams across financial services and governments to tap into the riches of their data assets. We've won multiple awards for the software's ease of use and the capabilities and diversity of our delivery specialists who help...

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Datactics
Firstup
Information Technology • Other • Software
3 Offices
259 Employees
33 Benefits Hiring Now

Firstup is redefining the digital employee experience to put people first and lift companies up. We make communication solutions that build authentic engagement and create two-way conversation between employees and companies. Our powerful orchestration engine connects every worker, everywhere, on any device with personalized information that helps them do their best work. That’s why 40% of Fortune 100 companies like...

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Firstup
FinTrU
Fintech • Software • Financial Services
5 Offices
1,340 Employees

FinTrU's wide-ranging expertise in KYC, Compliance, Risk and Legal enables the creation of technology-enabled Client Lifecycle Management solutions for leading global financial institutions. The company has offices in Belfast, Derry/Londonderry, London, Letterkenny, New York and Porto.

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FinTrU
Davy
Financial Services
3 Offices
970 Employees
11 Benefits

From day one, you’ll notice there is something special about working at Davy. Our success is built on nearly 100 years of forging strong relationships with our clients and developing the careers of Ireland’s future business leaders. Established in 1926, the Davy Group sits at the heart of wealth and capital in Ireland, providing a broad range of services to...

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Davy
Larsen & Toubro
Transportation • Energy • Defense • Industrial • Renewable Energy
34 Offices
140,000 Employees
5 Benefits

Headquartered in Mumbai, Larsen & Toubro Limited is one of the largest and most respected companies in India's private sector. With over 80 years of a strong, customer focused approach and a continuous quest for world-class quality, L&T has unmatched capabilities across technology, engineering, construction, and manufacturing, and maintains a leadership in all its major lines of business.

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Larsen & Toubro

Larsen & Toubro's Top Stability & Growth Strengths

Strong Revenue Growth: Recent quarters show double‑digit year‑on‑year growth in revenue and profit, with H1 FY26 continuing the positive trend. Order momentum across infrastructure and energy projects is supporting top‑line expansion.

Resilient & Sustainable Growth: Record order inflows have lifted the consolidated order book to historic levels, providing multi‑year execution visibility. Management guidance and modest improvement in project margins and working‑capital intensity indicate an emphasis on quality growth and resilience.

Market Expansion: International demand, notably in the Middle East, is driving a rising share of new orders and revenue. Large overseas wins in hydrocarbons and grid projects underscore expanding global reach beyond the domestic market.

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
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...

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Lantum

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