Salary: £90,000 - 90,000 per year Requirements: Extensive enterprise-level experience across Microsoft Entra ID and Active Directory, covering architecture, implementation, governance and roadmap ownership Proven architectural background in designing identity infrastructure solutions Experience delivering identity modernisation at scale Track record leading complex identity infrastructure projects from inception to completion Experience operating within large, global enterprise environments Enterprise-level Joiner, Mover, Leaver (JML) automation integrations Strong understanding of IAM security principles, including governance, least privilege, Zero Trust, modern authentication, and alignment to recognised security frameworks Experience delivering Privileged Access Management (PAM) solutions at scale Strong stakeholder communication skills Ability to mentor and elevate junior engineers Nice to Have: Exposure to FIDO2 or modern passwordless authentication methods Experience with ManageEngine or Delinea Identity-related certifications Responsibilities: Lead modernisation and optimisation of the enterprise Active Directory infrastructure Drive improvements across hybrid identity (on-prem ? cloud synchronisation and source of authority evolution) Design and deliver complex identity infrastructure projects (e.g. certificate authority rollout, domain consolidation, authentication modernisation) Evaluate and implement modern authentication methods such as FIDO2 Support identity integration across manufacturing and operational technology (OT) environments Lead identity infrastructure initiatives end-to-end, owning delivery from initial concept and design through to implementation and operational handover Collaborate on identity infrastructure pipelines and automation Contribute to strategic and roadmap decisions for the enterprise IAM estate Mentor junior engineers and shape identity engineering standards Manage stakeholders across IT, OT, Senior Leadership, Information Security, Cyber, Cloud Infrastructure, and third-party vendors Technologies: Active Directory Cloud IAM Support Security Architect DevOps More: We are a global enterprise organization seeking a Senior IAM Engineer to take ownership of our on-premises Active Directory estate within a complex hybrid identity environment. This hybrid role, based in Basingstoke, Hampshire, offers competitive compensation of up to £90k plus a 15% annual bonus. We provide an opportunity to modernise a large-scale Active Directory estate with significant improvement potential, influence long-term hybrid identity strategy, and operate at enterprise scale with real architectural impact. Join our dynamic team and make a substantial difference in our IAM landscape. last updated 11 week of 2026