Arthur Cox LLP Tech Stack

Full-service Irish law firm with offices across Dublin, Belfast, London, New York, and San Francisco

Law Practice Dublin 501–1,000 employees Founded 1920 Partnership

Arthur Cox is a 100+ year-old Irish law firm spanning corporate, banking, litigation, and technology law, with approximately 900 staff across five offices. The tech stack is wholly Microsoft-dependent (365, Azure, Defender suite, Teams, Power Platform), and hiring is accelerating across legal, IT, security, and engineering roles—a pattern indicating simultaneous internal infrastructure modernization and client-facing capability expansion. Active projects span cross-border M&A, insurance product development, and pro bono access-to-justice initiatives.

Tech Stack 17 technologies

Core StackAzure AD Power Platform Excel Microsoft 365 Microsoft Defender for Endpoint Microsoft Defender for Office 365 Microsoft Defender for Identity SIEM SharePoint SharePoint Framework Teams Exchange Online OneDrive Azure Entra ID Windows 11 macOS iOS

What Arthur Cox LLP Is Building

◆Challenges

Complex coverage claims
Increased regulatory activity
Dynamic transactional environment
Evolving it infrastructure and operations
Strengthening cyber defences
Proactively addressing security incidents
Monitoring vulnerabilities
Expanding pro bono practice
Improving access to justice
Strengthening competitiveness

▲Active Projects

Pro bono projects to improve access to justice
Existing pro bono projects
Arthur cox legal education project
Insurance product development
Portfolio transfers
Cross-border m&a
Sponsorship programme activation
Client updates and e-zines
Alumni programme strategy
Document management

Hiring Activity

Accelerating20 roles · 10 in 30d

Department

Legal

Engineering

Finance

Security

Facilities

Marketing

Ops

Seniority

Mid

Senior

Junior

Manager

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About Arthur Cox LLP

Arthur Cox LLP is one of Ireland's leading law firms, founded in 1920, with an integrated presence across Dublin, Belfast, London, New York, and San Francisco. The firm employs approximately 900 staff, including 600 legal professionals, and serves multinational corporations, financial institutions, government agencies, and emerging-sector clients. Practice areas include corporate and commercial law, banking and finance, litigation and dispute resolution, commercial property, technology and innovation, asset management, infrastructure, construction, utilities, and employee benefits. The firm operates as an independent partnership with a stated emphasis on entrepreneurial innovation and progressive outlook.

HeadquartersDublin

Company Size501–1,000 employees

Founded1920

Hiring MarketsIreland

Frequently Asked Questions

What is Arthur Cox's tech stack?

Arthur Cox uses Microsoft 365, Azure AD, Microsoft Defender (Endpoint, Office 365, Identity), Teams, SharePoint, OneDrive, Exchange Online, Power Platform, and Windows 11/macOS/iOS across the organization.

Where does Arthur Cox have offices?

Arthur Cox has five offices: Dublin and Belfast (Ireland), plus London, New York, and San Francisco internationally.