1 to 25 of 467 Active Directory Jobs in London

Directory upgrades, migrations and infrastructure improvement programmes. Implement security hardening standards and privileged access controls. Public Key Infrastructure (PKI) Administer Microsoft Active Directory Certificate Services (AD CS). Manage Certificate Authorities, templates, enrolment processes and certificate lifecycle management. Support Offline Root … Active Directory backup and recovery Experience troubleshooting complex authentication and directory service issues. PKI Strong experience with Microsoft Active Directory Certificate Services (AD CS). Experience managing: Certificate Authorities Certificate Templates CRL and AIA infrastructure Certificate lifecycle management Certificate enrolment ...

services across a hybrid Microsoft environment. This hands‐on engineering role is responsible for the administration and continuous improvement of Microsoft Entra ID, Active Directory, Windows infrastructure, Intune and Azure services. The role will help strengthen identity security, improve operational reliability and support Space … improvement. Contribute to projects supporting Space NK’s wider identity and infrastructure modernisation programme. Qualifications, Knowledge and Experience Experience Hands‐on experience administering Microsoft Active Directory and supporting Active Directory Domain Services. Practical experience with Microsoft Entra ID, including users, groups, roles ...

identity and services are delivered across one of our clients organisation. As part of this programme, we are looking for an experienced Identity & Directory Architect to design the identity and directory foundation that will underpin the transformation. This is a key architecture role with responsibility … while progressively introducing new target services. You will lead the development of an Entra ID-led identity strategy , working across Microsoft Entra ID, Active Directory, authentication, identity lifecycle, directory services and DNS. You will need to balance the requirements of the existing estate with ...

looking for a hands-on Senior IAM Engineer to take ownership of our identity strategy and lead the transformation from a traditional Active Directory environment to a modern Microsoft Entra ID-centric architecture. This is a unique opportunity to play a pivotal role in shaping … Microsoft Graph API Ability to develop technical documentation, architecture designs and communicate effectively with technical and business stakeholders Key Technologies Microsoft Entra ID Microsoft Active Directory Azure AD Connect Microsoft Intune Microsoft Azure Conditional Access SSO & MFA Identity Governance Privileged Identity Management (PIM) PowerShell Microsoft Graph ...

Active Directory Consultant This is deemed as outside IR35 My client , a global Telecommunications company is currently looking for an experienced Active Directory Consultant for an initial 6 month engagement. As the AD consultant , you will lead discovery, design, implementation and test … supported. Traceable testing, security assurance and implementation evidence. Documented operational ownership, support processes and knowledge transfer. Required skills and experience Essential Expert-level Microsoft Active Directory design and administration. Strong Identity and Access Management and RBAC delivery experience. Practical experience integrating enterprise applications using LDAP/ ...

Technology Description: Job Title: MS AD/Entra ID Engineer - Microsoft Authenticator (MFA) Role type : Contractor (6 months) Department : Authentication/MFA & Directory Services - CIO Location: London (Hybrid) Company overview Nomura is a financial services group with an integrated global network. By connecting markets East & West, we service … delivering unparalleled access to, from and within Asia. For further information about Nomura, visit www.nomura.com Overview: We are seeking an experienced Microsoft Active Directory/Entra ID Engineer to join Authentication and Directory Services Engineering function. The position focuses on designing and delivering enterprise ...

core infrastructure services across on-premise and cloud environments. This is a hands‐on role focused on the management, support and lifecycle of Active Directory and Microsoft infrastructure , with strong exposure to Azure and Entra ID . Key Responsibilities Manage and support Active Directory … . Support and manage Azure and Microsoft Entra ID services, including: Conditional Access Role and Group Management Entra Connect Microsoft Authenticator On-premise Active Directory integration Group Policy and Intune policies Defender for Identity Support SSO and authentication services across the enterprise. Perform server migrations, upgrades ...

solutions. Integrate enterprise applications using SAML, OAuth, OpenID Connect (OIDC), SCIM, and other modern authentication standards. Engineer and maintain hybrid identity services across Active Directory and Microsoft Entra ID. Develop PowerShell automation to improve provisioning, administration, and operational efficiency. Own the health, scalability, resilience, and security … years' experience with Okta Identity Governance (OIG). 3+ years' experience designing and building solutions using Okta Workflows. 5+ years' experience working with Active Directory in complex enterprise environments. Strong knowledge of Active Directory Group Policy and hybrid identity architectures. Experience with ...

deploy Windows 11 provisioning processes using Intune Autopilot. Configure and manage Windows Update for Business policies. Develop and maintain standardized 11 deployment images. Active Directory Group Policy Management: Design and manage Group Policy Objects (GPOs) in Active Directory to enforce security … configuration policies. Collaborate with the Active Directory team to ensure alignment with broader infrastructure goals. Security and Compliance: Implement security best practices and compliance policies within Intune. Monitor and respond to security incidents related to mobile devices and endpoints. Documentation and Training: Create detailed documentation ...

infrastructure, and desktop systems at regional site. The candidate who fills this position will be responsible for supporting all aspects of Side’s Active Directory domains, Windows, Mac and Linux Servers, Network Systems and Infrastructure, PC and Mac desktops, mobile devices, and IT Operations … they apply to ISO27001 and PCI-DSS. What You’ll Be Doing Manage and monitor corporate computing environment including but not limited to: Active Directory Service Network Routers, Switches, Security Appliances, and Wireless Access Points Office 365 setup and administration Intune (MDM) User Account Administration Data ...

Network Systems Administrator/IT Infrastructure Support Engineer - Windows Server, Active Directory, Group Policy, Microsoft 365, Hyper-V, LAN/WAN, Wi-Fi, VPN, SQL Server, Sage. Permanent. South East London/Hybrid 3/2. c£40k +Benefits Established SME operating within the music publishing … technical support while maintaining the company's servers, networks, cloud services, security, databases and key business applications. The environment includes Windows Server, Active Directory, Group Policy, Microsoft 365, Hyper-V, LAN/WAN, Wi-Fi, Firewalls, VPN, Sage, SQL Server and Microsoft Access, with additional opportunities ...

treat infrastructure as code, design resilient architecture, and author production-grade CI/CD automation pipelines to eliminate operational toil across enterprise Windows, Active Directory, and hybrid Azure platforms. Key Responsibilities CI/CD Pipeline Authoring: Design, build, and maintain production-grade infrastructure deployment pipelines using … lifecycle processes across hybrid server estates. Level 3 Infrastructure Operations: Serve as the senior technical escalation point for complex Windows Server OS internals, Active Directory forests, Group Policies, Kerberos authentication, and core domain services. Site Reliability Engineering (SRE): Implement proactive observability, monitoring, automated recovery workflows ...

Application Engineer Role Overview: The Application Engineer will be responsible for the end-to-end migration and remediation of applications impacted by identity, directory, domain, DNS, certificate, or Single Sign-On (SSO) changes as part of the merger programme. The Application Engineer will act as the technical owner … dependencies, certificate requirements, vendor relationships, and business impacts to support successful migration and remediation activities. Required Technical Skills: * Enterprise applications integrated with Active Directory or Microsoft Entra ID * Application authentication, authorisation, and access control models * Single Sign-On (SSO) technologies including SAML 2.0, OpenID Connect ...

Engineer Role Overview: Identity & Application Integration Engineer will be responsible for the end-to-end migration and remediation of applications impacted by identity, directory, domain, DNS, certificate, or Single Sign-On (SSO) changes as part of the merger programme. Identity & Application Integration Engineer will act as the technical … dependencies, certificate requirements, vendor relationships, and business impacts to support successful migration and remediation activities. Required Technical Skills: * Enterprise applications integrated with Active Directory or Microsoft Entra ID * Application authentication, authorisation, and access control models * Single Sign-On (SSO) technologies including SAML 2.0, OpenID Connect ...

manage user identities, access controls and authentication protocols across cloud and hybrid environments. This role centres on Microsoft Entra ID, formerly Azure Active Directory, and supports the protection of enterprise systems through Zero Trust security models, strong authentication, least privilege access and effective identity governance. RequirementsKey … environments, including users, groups, enterprise applications, app registrations, administrative roles and tenant settings.· Implement and secure cloud and hybrid identity architectures, including Active Directory integration, Microsoft Entra Connect, synchronisation, federation and identity migration patterns.· Configure identity lifecycle processes, including joiner, mover and leaver workflows, role-based ...

Active Directory Consultant This is deemed as outside IR35 My client , a global Telecommunications company is currently looking for an experienced Active Directory Consultant for an initial 6 month engagement. As the AD consultant , you will lead discovery, design, implementation and test ...

Developer Consultant (iPaaS & Automation) Rate: Up to £495 per day Duration: 3-6 Months Location: London (Remote with occasional onsite visits) Security Clearance: Active SC Clearance Essential Overview We are seeking a highly skilled Senior Developer Consultant to join a fast-paced transformation programme, delivering enterprise integration, automation … efficiency and platform reliability. Develop and deploy code to Azure Automation Accounts and enterprise integration platforms. Support the integration of identity services and directory technologies within wider solution architectures. Collaborate with Architects, DevOps Engineers, Infrastructure teams, and stakeholders to ensure successful delivery outcomes. Contribute to technical standards, best ...

Developer Consultant (iPaaS & Automation) Rate: Up to £495 per day Duration: 3-6 Months Location: London (Remote with occasional onsite visits) Security Clearance: Active SC Clearance Essential Overview We are seeking a highly skilled Senior Developer Consultant to join a fast-paced transformation programme, delivering enterprise integration, automation … efficiency and platform reliability. Develop and deploy code to Azure Automation Accounts and enterprise integration platforms. Support the integration of identity services and directory technologies within wider solution architectures. Collaborate with Architects, DevOps Engineers, Infrastructure teams, and stakeholders to ensure successful delivery outcomes. Contribute to technical standards, best ...

infrastructure. You will own critical enterprise systems, automate workflows, and drive continuous improvement across IT operations and infrastructure projects. Key Responsibilities Core Infrastructure & Active Directory Administer, maintain, and monitor hybrid identity and global Active Directory environments (Azure AD/Entra ID, GPOs … process improvements. Technical Skills & Experience 5+ years managing Microsoft 365 enterprise environments (Exchange Online, SharePoint, Teams, Intune). Deep technical expertise in hybrid Active Directory, Azure AD Connect, SSO, MFA, Conditional Access, and identity protection. Hands-on experience supporting Windows, macOS, and Linux Server environments. Advanced ...

Exchange Online, mail flow, mailbox permissions, retention, Teams and related messaging security platforms. Manage identity and privileged access across Entra ID and Active Directory, including enterprise applications, app registrations, certificates, secrets, SSO, RBAC and access reviews. Support enterprise networking and connectivity - firewalls, switching, DNS, DHCP … when cross-team action is required. Technology exposure Core infrastructure Windows Server, VMware/vSphere/vCenter, storage/SAN, backup and recovery, Active Directory, DNS, DHCP and certificate services Microsoft cloud Microsoft 365, Exchange Online, Entra ID, Azure, Teams, Intune, Autopilot, enterprise applications and Microsoft ...

business-critical infrastructure, cloud and security projects. The successful Senior Infrastructure Projects Engineer will take hands-on ownership of projects across Windows Server, Active Directory, Microsoft 365, virtualisation, disaster recovery, networking and infrastructure security. This is a delivery-focused position suited to an engineer with … supporting infrastructure. Design and deploy a new Hyper-V platform and support the migration of workloads from the existing VMware environment. Enhance Active Directory, Entra ID, Exchange hybrid and wider Microsoft 365 integrations. Develop, test and document disaster recovery capabilities, including recovery playbooks, remediation actions ...

cyber security. Your responsibilities will include: Leading infrastructure implementation and improvement projects. Managing and enhancing Microsoft Azure and on-premise infrastructure. Administering Active Directory, Group Policy and virtualised environments. Driving server lifecycle management and platform optimisation. Delivering security improvements including Active Directory … enjoys taking ownership and can confidently deliver technical solutions with minimal supervision. You'll ideally bring experience across: Microsoft infrastructure technologies. Microsoft Azure. Active Directory and Group Policy. VMware/vSphere. Server lifecycle management. Infrastructure implementation and project delivery. ITIL environments. Cyber Essentials and infrastructure security ...

work within a highly secure and complex environment, supporting essential identity services that underpin organisational operations. Key Responsibilities Provide support for Windows Active Directory Domain Services and associated security infrastructure Deliver 2nd and 3rd line support for Active Directory, Privileged Access Management … delivery and value Essential Skills & Experience Minimum 3+ years' experience administering Windows Server environments (2008/2012/2016/2019) Experience supporting Active Directory Domain Services in enterprise environments Working knowledge of Linux system administration Experience with Two-Factor Authentication (RSA) and PKI/Certificate ...

support across a modern Microsoft environment. The IT Support Engineer will be responsible for resolving technical issues from mostly walk-ins, supporting M365, Active Directory and deploying laptops. Skills & Experience from the IT Support Engineer: Proven experience providing 1st/2nd Line IT Support … Microsoft environment. Strong Microsoft 365 administration and support experience. Solid knowledge of Active Directory user and group management. Experience supporting Windows 10 and Windows 11 operating systems. Laptop/device deployment and build using Intune Good understanding of the Microsoft End User Computing (EUC) stack. ...

covering cloud systems, infrastructure, networking and security, with responsibility for more complex technical work and escalations. You’ll work across firewalls, security incidents, Active Directory, Group Policy, Intune/MDM and networking, while also supporting client projects and helping improve their overall IT environments. This … issues. Investigate security breaches and perform root cause analysis. Configure, manage and update firewalls and routers. Create and manage Group Policies (GPOs) within Active Directory environments. Configure and manage Microsoft Intune and other MDM platforms. Create and configure VLANs and support wider network changes. Support Microsoft ...