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Top Tech Companies in Belfast (524)

Harness
Artificial Intelligence • Cloud • Software
8 Offices
900 Employees
25 Benefits Hiring Now
Harness is the AI-native software delivery platform company.

Harness is a leader in AI-native software delivery, dedicated to empowering developers and engineering teams worldwide. We revolutionize how software is built, tested, deployed, and optimized by driving efficiency, reliability, and speed throughout the software development lifecycle. At Harness, we envision a world where developers focus on innovation, free from repetitive tasks, supported by tools that streamline every step. Our platform...

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Harness

Harness's Top Stability & Growth Strengths

Strong Market Position & Advantage: Analyst reports in 2025 place Harness as a Leader in Gartner’s Magic Quadrant and Forrester’s Wave for DevOps Platforms, signaling top-tier standing among end-to-end platforms. Coverage also highlights expansion beyond CD into feature flags, security/test orchestration, cloud cost, and IDP.

Strong Revenue Growth: Public statements note crossing $100M ARR in 2023/2024 and being on track to exceed $250M ARR in 2025, indicating robust momentum. Reported year-over-year growth into that period is characterized as strong and accelerating.

Investor Backing & Capital Strength: Funding events include a $240M Series E at a $5.5B valuation in December 2025 and a $150M credit facility in 2024, providing material capital for expansion. The valuation step-up and new capital are cited as signals of investor confidence.

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...

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Codec
NatWest Group
Fintech • Payments • Financial Services
35 Offices
40,000 Employees
18 Benefits Hiring Now

We’re a business that understands when our customers and people succeed, our communities succeed, and our economy thrives. As part of our purpose, we’re looking at how we can drive change for our communities in enterprise, learning and climate. As one of the leading supporters of UK business, we’re prioritising enterprise as a force of change. We’re focusing on the people...

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NatWest Group

NatWest Group's Top Stability & Growth Strengths

Profitability: Results highlight robust returns and earnings, indicating strong franchise economics versus many peers. Recent updates point to continued delivery into 2026.

Strong Market Position & Advantage: Independent awards and industry context point to leadership in UK corporate banking and a top‑tier position in core lending such as mortgages. The group sits in the leading cohort of UK incumbents with distinctive strength in SMEs and corporates.

Diversified Revenue Streams: Strategic moves into wealth management and selected portfolio acquisitions are positioned to expand fee income and balance interest‑driven revenues. Management frames these actions as accretive to growth and returns.

Pearson
Edtech
39 Offices
29,811 Employees
34 Benefits Hiring Now

We are the world’s learning company with more than 22,500 employees operating in 70 countries. We provide content, assessment and digital services to learners, educational institutions, employers, governments and other partners globally. We are committed to helping equip learners with the skills they need to enhance their employability prospects and to succeed in the changing world of work. We believe...

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Pearson
Stryker
Healthtech • Other • Robotics • Biotech • Manufacturing
48 Offices
51,000 Employees
45 Benefits Hiring Now
Together with our customers, we're on a mission to make healthcare better.

Stryker is a global leader in medical technologies and, together with its customers, is driven to make healthcare better. The company offers innovative products and services in MedSurg, Neurotechnology, Orthopaedics and Spine that help improve patient and healthcare outcomes. Alongside its customers around the world, Stryker impacts more than 130 million patients annually. More information is available at www.stryker.com. Together with...

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Stryker

Stryker's Top Stability & Growth Strengths

Strong Revenue Growth: Recent results show double-digit annual sales expansion through 2025, with management guiding to continued organic growth into 2026.

Strong Market Position & Advantage: Evidence highlights leadership in orthopedic robotics and top-tier standings among global medtech peers, with notable share in joint replacement and integrated OR technologies.

Diversified Revenue Streams: Multiple segments and recent vascular-focused acquisitions broaden growth drivers and reduce reliance on any single category.

Bazaarvoice
Software
11 Offices
1,422 Employees
30 Benefits Hiring Now

Each month in the Bazaarvoice Network, more than a billion consumers create, view, and share authentic user-generated content including reviews, questions and answers, and social photos across more than 11,500 global brand and retailer websites. From search and discovery to purchase and advocacy, Bazaarvoice’s solutions help brands and retailers reach in-market shoppers, personalize their experiences, and give them the confidence...

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Bazaarvoice

Bazaarvoice's Top Stability & Growth Strengths

Strong Market Position & Advantage: Bazaarvoice is broadly viewed as a leader in commerce-focused UGC syndication, anchored by what it markets as the largest brand-to-retailer content network. Consistent category recognition and retailer adoption underline durable competitive advantage.

Strategic Partnerships: Retail and ecosystem alignments such as Walmart, JCPenney’s visual syndication participation, and Shipt joining the network indicate deep channel ties and expanding distribution endpoints. These relationships reinforce network effects that attract large brands and retailers.

Product Line Growth: Acquisitions of Influenster, Curalate, affable.ai, and Granify extend the offering into visual/social UGC, creator marketing, sampling, and AI-driven onsite personalization. New launches like Vibe and HarmonyAI signal continued portfolio expansion.

Foods Connected
Food • Retail
2 Offices
109 Employees
Hiring Now

Giving food manufacturers and food retailers the control to ensure that you have the right supplier, the right product and the right quality at the best price possible

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Foods Connected
Signifyd
Fintech • Machine Learning • Payments • Software • Financial Services
8 Offices
450 Employees
30 Benefits Hiring Now
Signifyd is the world’s largest provider of guaranteed fraud protection.

Signifyd provides an end-to-end Commerce Protection Platform that leverages its Commerce Network to maximize conversion, automate customer experience and eliminate fraud and consumer abuse for retailers. Signifyd counts among its customers a number of companies on the Fortune 1000 and Digital Commerce 360 Top 500 lists. Signifyd is headquartered in San Jose, CA., with locations in Denver, New York, Mexico...

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Signifyd

Signifyd's Top Stability & Growth Strengths

Strong Market Position & Advantage: Industry recognition from sources such as G2, Frost & Sullivan, and Digital Commerce 360 repeatedly places the company among the leaders in e-commerce fraud prevention and commerce protection. Adoption by major retailers, including Fortune 1000 and Top 500 companies, reinforces its established position.

Market Expansion: Recent funding and stated initiatives supported growth into Europe and Latin America, alongside maintaining operations across multiple regions. New integrations with major commerce platforms and moves into additional payment markets indicate continued geographic and channel expansion.

Product Line Growth: The offering has expanded beyond checkout fraud protection to include areas like returns and abuse, exemplified by the launch of Intelligent Returns. Ongoing enhancements to AI-driven decisioning and predictive tools broaden coverage across the customer journey.

Stora
Cloud • Software
Belfast
14 Employees
Hiring Now

Stora is an all-in-one self storage platform designed to maximise your sales, reduce your costs, and save you time. It gives you an expertly designed customizable website with a conversion-optimised rental and payment flow. Invoicing and billing are completely automated, making you money while you sleep. Stora takes care of customer checkin for you, and integrates with all major smart...

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Stora
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Kigen
Internet of Things • Mobile • Security
5 Offices
162 Employees
13 Benefits Hiring Now

At Kigen, we are making the future of securing connectivity simple. As simple as can be. Together with our partners and customers, we are unlocking new opportunities as (integrated) eSIM becomes the cornerstone of connected devices security. Our industry-leading SIM OS products enable over 2 billion SIMs. Our remote SIM provisioning and eSIM services drive this momentum further placing us...

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Kigen
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
KX
Artificial Intelligence • Cloud • Software • Database • Big Data Analytics
12 Offices
513 Employees
25 Benefits Hiring Now

We power the time-aware data-driven decisions that enable fast-moving organizations to realize the full potential of their AI investments and outpace competitors. Our technology delivers transformational value by addressing data challenges around completeness, timeliness, and efficiency. We enable organizations to understand change over time and generate faster, more accurate insights — at any scale, and with cost efficiency. Our technology is essential...

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KX
Intapp
Software
12 Offices
600 Employees
35 Benefits Hiring Now

Intapp powers connected firms. Trusted by 1,600 of the world’s top private capital, investment banking, legal, accounting, and consulting firms, Intapp offers end-to-end, cloud-based connected firm management software built for the unique needs of partner-led firms. Intapp helps enhance collaboration, unleash collective knowledge, transform decision-making, and fuel success. Our products and services span the entire relationship lifecycle — from strategy...

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Intapp

Intapp's Top Stability & Growth Strengths

Strong Market Position & Advantage: Evidence indicates Intapp is broadly viewed as a category leader within its target verticals, supported by deep penetration across top law, accounting, private capital, and investment banking firms. DealCloud is widely deployed for purpose‑built deal and relationship management and frequently cited by large firms.

Strong Revenue Growth: Recent filings report year‑over‑year increases in SaaS revenue and cloud ARR, indicating expanding adoption and wallet share among existing clients. Quarterly updates and guidance point to continued momentum into fiscal 2026.

Customer Loyalty & Retention: Cloud net revenue retention remains elevated, signaling strong expansion within the installed base. Reported results and public client wins suggest steady cross‑sell and upsell across modules in core verticals.

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...

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Version 1
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...

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System C Healthcare
Thompsons Solicitors
Professional Services
18 Offices
800 Employees
Hiring Now

Thompsons Solicitors is a prominent UK law firm established in 1921, specializing in personal injury, employment rights, and trade union law. With 18 offices across the UK, the firm exclusively represents injured or mistreated individuals and trade union members, never acting for employers or insurance companies. They are dedicated to social justice, campaigning for legal reforms, and securing compensation for...

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Thompsons Solicitors
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.

AECOM
Consulting
36 Offices
51,000 Employees
39 Benefits Hiring Now
We are the trusted global infrastructure leader.

AECOM is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design...

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AECOM

AECOM's Top Stability & Growth Strengths

Profitability: Feedback suggests profitability is strengthening with record margins and double‑digit EPS growth alongside guidance raises as of Q2 FY2026. Independent coverage also characterized the print as “record‑breaking performance,” reinforcing earnings momentum.

Resilient & Sustainable Growth: Feedback suggests underlying growth is durable, evidenced by a record and rising backlog with management raising full‑year guidance. Calendar and award‑timing headwinds are already embedded in outlook, indicating resilience despite near‑term noise.

Strong Market Position & Advantage: Feedback suggests AECOM’s consistent top industry rankings and global scale reinforce a competitive edge that supports demand capture. Recognition as the world’s top design firm in multiple sectors underpins its ability to win and retain large programs.

Pinsent Masons
Artificial Intelligence • Legal Tech
24 Offices
4,323 Employees
1 Benefits Hiring Now

Pinsent Masons is a multinational law firm with a reputation for delivering high-quality legal advice rooted in its deep understanding of the sectors and geographies in which our clients operate. Our expertise is recognised globally. In recent years we have achieved more tier 1 rankings in The Legal 500 UK guide than any other firm, and been counted among the...

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Pinsent Masons
Lucas Love Healthcare Ltd
Healthtech • Professional Services
Belfast
56 Employees
Hiring Now

Lucas Love Healthcare is a Northern Ireland nursing and domiciliary care agency that provides permanent, temporary, and contract recruitment of healthcare professionals. It supplies staff to care homes, hospitals, supported-living facilities, hospices, homecare providers, charities, and other health and social care settings. The company recruits nurses, care assistants, support workers, managers, chefs, kitchen assistants, domestic assistants, and administrators, with 24-hour...

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Lucas Love Healthcare Ltd

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