Head of Infrastructure - Business Operations

Head of Infrastructure

Final date to receive applications: 12 February 2026

Department: Business Operations

Employment Type: Full Time

Location: London

Reporting To: IT Operations Director

The Head of Infrastructure is responsible for leading, modernising, & operating the global IT operations infrastructure estate across Law Business Research & ALM. This includes the design, delivery, stability, scalability, & performance of all on‑premise, cloud, & end‑user technologies delivering IT Ops services for the internal business while supporting the Product & Tech team responsible for external infrastructure services.

This senior role ensures secure, reliable, & cost‑effective infrastructure services, supporting the business’s rapid global growth, post‑merger integration, & private equity transformation objectives. The Head of Infrastructure oversees IT Ops engineering teams, third‑party vendors, & offshore partners to deliver a consistent, high‑quality service globally.

The role will maintain end‑to‑end accountability for infrastructure platforms, service management, asset lifecycle, networking, identity, collaboration tools, & operational excellence—acting as a key leader within the IT Ops organisation.

• Own & deliver the global infrastructure strategy aligned to the IT Operating Model & wider business direction.
• Design, implement, & evolve the Target Operating Model for infrastructure across onshore, nearshore, & offshore teams.
• Translate business objectives into robust, scalable technical solutions that enable global growth.
• Support IT Operations Director with M&A, integration, consolidation, & infrastructure transformation initiatives.

• Lead global infrastructure operations across cloud, data centre, networks, end‑user computing, identity, & core business systems.
• Ensure high availability, performance, & resilience of all critical systems & services.
• Own capacity planning, monitoring, patching, upgrades, & lifecycle management of all infrastructure assets.
• Develop & enforce operational processes (incident, problem, change, release, asset management).

• Oversee Azure, Microsoft 365, Nutanix, physical/virtual servers, storage, AD/Azure AD, & networking infrastructure.
• Ensure secure configuration & ongoing optimisation of identity services, firewalls, VPN, WAN/LAN, DNS, & perimeter technologies.
• Drive cloud‑first modernisation & rationalisation of legacy infrastructure following acquisition.
• Ensure enterprise‑grade administration of collaboration tools, endpoint management, & mobility services.

• Manage global IT suppliers, MSPs, cloud providers, & infrastructure vendors.
• Ensure service‑level performance meets or exceeds contractual expectations.
• Lead cost optimisation, procurement, & vendor governance.
• Oversee offshore technical teams, ensuring quality, consistency, & alignment with UK/US operations.

• Own the ticketing system processes & ensure effective triage, prioritisation, & escalation management.
• Drive continual improvement across incident, problem, & service delivery.
• Establish & track operational KPIs, SLAs, & performance metrics.
• Deliver outstanding support through efficient team workflows.

• Own technical DR planning, testing, & readiness for all IT Ops services.
• Contribute to enterprise BCP planning as required by IT Ops Director.
• Implement resilience patterns such as failover, high availability, & redundancy across platforms.

• Lead, mentor, & develop the IT Ops Infrastructure engineering team.
• Ensure capability development, succession plans, & skills uplift.
• Foster a strong service culture, operational discipline, & collaborative working.

• Track & forecast spend, track costs, & drive optimisation based on consumption

• 7–10+ years in infrastructure leadership roles at head of level
• Experience in fast‑paced, scaling organisations—ideally PE‑backed or acquisitive environments.
• Strong background in cloud, networking, identity, & enterprise infrastructure.
• Proven success in leading global teams.
• Demonstrable experience navigating platform consolidation, migration, & infrastructure modernisation.

• Microsoft 365, Azure, Intune/Endpoint Manager
• AD / Azure AD, identity management,…