IT Infrastructure & Security Manager

Davies Talent Solutions; Greater London; On-site; GBP 90,000 - 150,000; Full time

Job summary

A leading professional services firm is seeking an IT Infrastructure & Security Manager to oversee its infrastructure and security strategies. This role involves defining the Azure transition strategy, leading compliance efforts, and managing a small team. Candidates should have a strong background in infrastructure and security, alongside cloud migration experience, particularly with Azure. This position offers significant senior visibility and the chance to influence the firm’s technology direction.

Qualifications

• Strong background in infrastructure and security within a regulated or professional services environment.
• Proven experience delivering cloud migration and infrastructure transformation, especially on Azure.
• Solid understanding of networking, virtualisation, and security controls.
• Experience engaging senior stakeholders including lawyers and leadership.
• Leadership experience managing a small infra team.

Responsibilities

• Own infrastructure and cloud strategy, including on-prem to Azure migration.
• Define architecture standards, security policies, and governance frameworks.
• Lead ISO27001 compliance and Cyber Essentials Plus readiness.
• Establish infrastructure lifecycle, change, and CMDB.
• Lead and develop a small infrastructure team.
• Provide reporting on risk, resilience, and progress to senior stakeholders.

Skills

Infrastructure and security expertise

Cloud migration experience

Senior stakeholder engagement

Leadership ability

Leadership

ISO27001

Tools

Microsoft Azure

Microsoft 365

Azure AD

Job description

A leading professional services firm is hiring an IT Infrastructure & Security Manager to take ownership of its infrastructure, cloud, and security agenda and drive a long-overdue transition to Microsoft Azure.

About the Role

Reporting to the Head of Technology, this role will define the Azure strategy and 3-year roadmap, lead infrastructure and security governance, and provide the senior leadership needed to deliver a secure, resilient, and scalable environment. This is a leadership-led role with architectural ownership, supported by internal teams and delivery partners.

Responsibilities

• Own infrastructure and cloud strategy, including on-prem to Azure migration
• Define architecture standards, security policies, and governance frameworks
• Lead ISO27001 compliance and Cyber Essentials Plus readiness
• Establish infrastructure lifecycle, change, and configuration management (CMDB)
• Lead and develop a small infrastructure team
• Provide clear reporting on risk, resilience, and progress to senior stakeholders

Qualifications

• Strong background in infrastructure and security within a regulated or professional services environment
• Proven experience delivering cloud migration and infrastructure transformation (Azure)
• Solid understanding of Microsoft 365, Azure AD, networking, virtualisation, and security controls
• Confident senior stakeholder engagement — able to influence lawyers, partners, and leadership
• Leadership-led mindset with strong technical credibility

Preferred Skills

• Experience with ISO27001 compliance and Cyber Essentials Plus readiness
• Ability to lead and develop a small infrastructure team

This is a critical hire with clear ownership, senior visibility, and the opportunity to shape the firm’s technology future.