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Top Tech Companies in Belfast (534)

Northstone (NI) Limited
Industrial • Manufacturing
Belfast
1,200 Employees
Hiring Now

Northstone (NI) Limited is a Northern Ireland-based construction and building materials group headquartered in Belfast. Its operating divisions include Farrans Construction, focused on building and civil engineering, and Northstone Materials, which supplies the construction industry with aggregates, asphalt, readymix concrete, roof tiles and related products. The group also undertakes building projects, road construction and other civil engineering work for customers.

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Northstone (NI) Limited
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,...

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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.

Love Energy Savings
Energy • Utilities
2 Offices
159 Employees

We help UK households and businesses save money on their utilities. With the customer at the heart of everything we do, our technology delivers a simple switching experience for multiple utilities including energy, water and connectivity. Born in 2007, Love Energy Savings began helping customers save money on their energy bills. This journey has taken us on a money-saving mission...

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Love Energy Savings
Alfa Laval
Industrial
12 Offices
13,646 Employees
4 Benefits

Pioneering positive impact! Our pioneering 140-year-old start-up culture is built on the idea that partnership is the key to solving complex problems and unlocking the full potential of resources. So we collaborate closely with our partners, customers, and thought leaders to create game-changing solutions that challenge conventional thinking on quality, efficiency, and innovation. United by a shared commitment to creating positive...

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Alfa Laval

Alfa Laval's Top Stability & Growth Strengths

Strong Market Position & Advantage: Company and third‑party sources consistently describe Alfa Laval as a top‑tier, often leading supplier in plate heat exchangers, centrifugal separators and key marine systems, reinforced by a large installed base and global service reach. This entrenched position supports durable share across cycles.

Profitability: Recent disclosures show rising adjusted EBITA and margin improvements through 2025 and into early 2026, even as currency effects weighed on reported growth. This indicates margin resilience amid mixed market conditions.

Resilient & Sustainable Growth: Full‑year 2024 and 2025 reported higher sales with ongoing organic momentum into Q1 2026, and management points to growing demand tied to decarbonization and a scaling service business. Records in orders and invoicing and guidance for slightly higher near‑term demand support a steady growth path.

SciLeads
Information Technology • Marketing Tech • Sales • Consulting
2 Offices
79 Employees
Hiring Now

SciLeads is an innovative sales and marketing intelligence platform for scientific companies. We enable greater sales by providing companies with instant access to highly relevant prospect and market information.

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SciLeads
Norwegian Cruise Line
Transportation • Travel
8 Offices
12,205 Employees
22 Benefits

Norwegian Cruise Line Holdings Ltd. (NYSE:NCLH) is a leading global cruise company which operates the Norwegian Cruise Line, Oceania Cruises and Regent Seven Seas Cruises brands. With a combined fleet of 28 ships with approximately 60,000 berths, these brands offer itineraries to nearly 500 destinations worldwide. The Company will introduce nine additional ships through 2027. The combined brands of Norwegian Cruise...

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Norwegian Cruise Line
Haier Europe
Internet of Things • Appliances
3 Offices
2,635 Employees

Haier Europe is part of the Haier Smart Home, the No. 1 company globally in major appliances and among the Fortune's Global 500 and World's Most Admired Companies. Haier Smart Home has a network of 10 R&D centers, 71 research institutes, 35 industrial parks, 143 manufacturing centers and a sales network of 230,000 nodes around the world. We are the...

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Haier Europe
SLG Brands
Beauty • Marketing Tech
2 Offices
130 Employees

We are an international brand incubator business that create powerfully soulful brands. From within our in-house studio and lab, we use the power of design, formulation innovation and highly imaginative marketing to enrich brand appeal and to stimulate brand growth. Our portfolio of vibrant and authentic beauty & male grooming brands is a synergy of indie brand cool and global...

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SLG Brands
Diaceutics PLC
Pharmaceutical • Manufacturing
4 Offices
170 Employees

At Diaceutics we believe that every patient should have access to the right treatment at the right time. We provide the world’s leading pharmaceutical companies with an end-to-end solution for the launch of precision medicine diagnostics enabled by DXRX – The Diagnostic Network®. DXRX is the world’s first diagnostic commercialization platform for precision medicine, integrating multiple pipelines of real-world diagnostic...

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Diaceutics PLC
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LG Electronics
Consumer Web • Appliances
21 Offices
50,700 Employees
18 Benefits

At LG, we deliver products and services that make lives better, easier and happier though increased functionality and fun. Put simply, we offer the latest innovations to make “Life Good” – from home appliances, consumer electronics and B2B solutions to innovations in digital signage, air conditioning, solar and vehicle components. As a global leader, we strive for greatness in product...

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LG Electronics

LG Electronics's Top Stability & Growth Strengths

Strong Market Position & Advantage: LG is positioned as a category leader in OLED TVs and is also described as holding top-tier positions in U.S. appliances and growing B2B areas like vehicle electronics and HVAC. This mix of premium-category leadership and strengthening B2B competitiveness supports steadier demand and share resilience across cycles.

Strong Revenue Growth: Company results point to back-to-back record annual revenue through 2025, with multiple quarters also described as strong. Record divisional sales in home appliances and vehicle solutions are repeatedly cited as key contributors to the overall top-line expansion.

Diversified Revenue Streams: Revenue is increasingly supported by B2B businesses, platform/services (including webOS), subscriptions, and direct-to-consumer models in addition to core hardware lines. This broadening mix is framed as approaching a meaningfully larger share of total revenue and as a pathway to more resilient earnings over time.

Selina Finance
Financial Services
2 Offices
83 Employees

Selina Finance is on a mission to offer homeowners in the UK a flexible and affordable way to finance big projects through HELOCs (Home Equity Line of Credit) and Homeowner loans. We are proud to be pioneers, offering UK homeowners a new way to finance the lifestyle they deserve, sooner. Our growing Selina Finance team brings together decades of experience...

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Selina Finance
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...

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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.

SSE
Energy
19 Offices
820 Employees
3 Benefits

SSE plc is a British energy company

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SSE
Black Box
Information Technology
35 Offices
5,000 Employees
26 Benefits

Black Box is a global digital infrastructure integrator delivering network and system integration services and solutions, support services, and technology products to businesses in the United States, Europe, India, Asia Pacific, the Middle East, and Latin America and has around 4,000 professionals globally. Black Box has strong service offerings in network integration, digital connectivity infrastructure, data center build-out, modern workplace, and...

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Black Box

Black Box's Top Stability & Growth Strengths

Market Expansion: The company is positioned as having a broad global operating footprint, with operations described across dozens of countries and multiple continents. Growth plans also include geographic expansion through a planned acquisition in Brazil and continued build-out in regions like APAC.

Strategic Partnerships: The company is described as holding strong ecosystem relationships, including a Cisco Gold Partner designation and recognition from vendors such as Juniper and Extreme Networks. These partnerships indicate depth in integrating major networking platforms and can support delivery credibility on large programs.

Resilient & Sustainable Growth: The company is described as having executed a turnaround from earlier losses to profitability, alongside improving margins and a growing order book/backlog. Management’s multi-year growth targets and focus on higher-value mix areas like data centers and AI-led infrastructure further support an upward trajectory.

SOTI
Software
14 Offices
2,071 Employees
1 Benefits

SOTI is a global provider of enterprise software solutions that go beyond traditional MDM/EMM/UEM. For over 25 years, SOTI has been trusted by companies to get the most out of their mobile operations. It continues to be recognized as an industry leader and an innovator in the mobile management space and beyond. With the SOTI ONE Platform, businesses get the most...

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SOTI
ModSquad
Other
3 Offices
813 Employees
32 Benefits Hiring Now

ModSquad’s ModSourcing is outsourcing MODernized. Our movement is to lighten the load of digital engagement for global brands with smart processes, innovative tools and a customized, fun and flexible workforce.

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ModSquad
CPM International
Artificial Intelligence • Digital Media
3 Offices
4,604 Employees
6 Benefits

CPM is a global sales outsourcing and brand experience agency. Our combined offering of field sales, contact centres, digital innovations, creative commerce, experiential and AI-powered data science delivers a complete solution across all channels. We work with brands and businesses that want to attract and retain customers. Working with the world’s most iconic brands, we deliver sales growth and optimal return...

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CPM International
Tray.ai
Artificial Intelligence • Cloud • Information Technology • Software • Automation
3 Offices
171 Employees
15 Benefits

Tray.ai offers a composable AI integration and automation platform that transforms AI into standout business performance. The Tray Universal Automation Cloud is an AI-ready platform that eliminates the need for disparate tools, enabling seamless integration and automation of complex business processes. As enterprises strive for competitive advantage, our platform helps IT teams deploy AI effectively, connecting systems, automating processes, and integrating...

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Tray.ai
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.

BT Group
Information Technology • Software
36 Offices
80,295 Employees
43 Benefits

We’re one of the world’s leading communications services companies. At BT Group, the solutions we sell are integral to modern life. Our purpose is as simple as it is ambitious: we connect for good. There are no limits to what people can do when they connect. And as technology changes our world, connections are becoming even more important to everyday...

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BT Group

BT Group's Top Stability & Growth Strengths

Strong Market Position & Advantage: BT is positioned as a UK infrastructure and network-quality leader through Openreach’s large full‑fibre footprint and EE’s leading 5G experience indicators, reinforcing durability during the fibre/5G transition.

Market Expansion: Openreach continues to expand full‑fibre coverage rapidly, reporting 20m+ premises passed by late 2025/early 2026 and targeting further growth into 2026, alongside expanding 5G/5G+ reach and a rising 5G customer base.

Future-Ready Strategy: BT’s strategy centers on completing the fibre build, increasing take‑up, modernising the product base, and driving a medium‑term cash‑flow inflection, aiming to translate network leadership into stronger financial resilience over time.

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