126 to 150 of 268 Windows Server Jobs in London

in a Managed Services Provider or IT consultancy , supporting complex, multi-client environments Strong hands-on understanding of: Cloud: Azure and/or AWS (architecture, migration, optimisation) Infrastructure: Windows Server, Active Directory, DNS/DHCP, Intune, Microsoft 365, and Linux Networking & Security: Firewalls, VPNs, routing, and endpoint management Backup & DR: Experience with enterprise backup solutions (e.g. More ❯

to continuous improvement and mentoring within the support function. You Will Have 5+ years in IT Support or Infrastructure roles (Service Centre/Helpdesk). Strong Microsoft 365, Windows Server, Exchange and AD administration skills. Experience supporting virtualised and cloud-based environments (Azure/AWS). Knowledge of networking fundamentals - TCP/IP, DNS, DHCP, VLANs. … Comfortable supporting both Windows and macOS. Relevant certifications (CompTIA, Microsoft, ITIL, or equivalent) advantageous. More ❯

mentor junior engineers and ensure best practice across the team. Key Responsibilities Lead 3rd-line support across servers, networking, virtualisation, cloud and security Deliver end-to-end projects: server migrations, Azure deployments, network upgrades Act as a technical point of contact for clients Mentor and support junior engineers Oversee security solutions and ensure compliance Produce clear documentation and … client reports Technical Requirements Strong expertise in Windows Server, AD, DNS, DHCP, GPOs Solid experience with VMware/Hyper-V and Microsoft Azure Backup & DR knowledge (e.g., Veeam, Acronis, Cove) Strong networking: VLANs, VPNs, firewalls (Fortinet, Juniper, Palo Alto, Watchguard) Storage experience (Dell, Synology) Endpoint security technologies (Defender, Sophos) Proven background delivering complex IT projects Package More ❯

mentor junior engineers and ensure best practice across the team. Key Responsibilities Lead 3rd-line support across servers, networking, virtualisation, cloud and security Deliver end-to-end projects: server migrations, Azure deployments, network upgrades Act as a technical point of contact for clients Mentor and support junior engineers Oversee security solutions and ensure compliance Produce clear documentation and … client reports Technical Requirements Strong expertise in Windows Server, AD, DNS, DHCP, GPOs Solid experience with VMware/Hyper-V and Microsoft Azure Backup & DR knowledge (e.g., Veeam, Acronis, Cove) Strong networking: VLANs, VPNs, firewalls (Fortinet, Juniper, Palo Alto, Watchguard) Storage experience (Dell, Synology) Endpoint security technologies (Defender, Sophos) Proven background delivering complex IT projects Package More ❯

as a Code - automate deployments and tasks using Terraform/PowerShell Manage and troubleshoot network devices (Juniper, Cisco, Palo Alto) Oversee SCCM to Intune migration and endpoint management (Windows, iPhones) Deliver on-prem and cloud infrastructure improvements Ensure uptime, performance, and strong security posture You’ll Bring 7+ years’ experience across Infrastructure, Azure, and Networking Proven hands-on … expertise with Azure Private Endpoint and IaC (Terraform) Strong SysAdmin skills with good knowledge of routing/switching/firewalls Experience with M365, Windows Server, AD, DNS, DHCP, GPOs Ability to communicate clearly and work autonomously in a fast-moving environment Comfortable troubleshooting end-to-end across systems and networks The Details Outside IR35 More ❯

as a Code - automate deployments and tasks using Terraform/PowerShell Manage and troubleshoot network devices (Juniper, Cisco, Palo Alto) Oversee SCCM to Intune migration and endpoint management (Windows, iPhones) Deliver on-prem and cloud infrastructure improvements Ensure uptime, performance, and strong security posture You’ll Bring 7+ years’ experience across Infrastructure, Azure, and Networking Proven hands-on … expertise with Azure Private Endpoint and IaC (Terraform) Strong SysAdmin skills with good knowledge of routing/switching/firewalls Experience with M365, Windows Server, AD, DNS, DHCP, GPOs Ability to communicate clearly and work autonomously in a fast-moving environment Comfortable troubleshooting end-to-end across systems and networks The Details Outside IR35 More ❯

Doing: Provide responsive 2nd/3rd line technical support to clients across diverse environments. Administer and troubleshoot Microsoft 365, Azure AD, Exchange Online, SharePoint, and Teams. Assist with Windows Server, Active Directory, and network infrastructure (DNS, DHCP, VoIP). Support virtualisation platforms (VDI technologies) and basic Linux server administration. Contribute to security hardening, compliance … skills and an interest in security and compliance, we'd love to hear from you. Key skills: IT Support, Microsoft 365, Azure AD, Active Directory, Security, Compliance, Windows, Linux, Networking, VoIP, Virtualisation, MSP, Technical Support. Circle Recruitment is acting as an Employment Agency in relation to this vacancy. Earn yourself a referral bonus if you refer somebody else More ❯

including Root Cause Analysis (RCA) and Reason for Outage (RFO) reports Azure Active Directory (Identity, MFA, Conditional Access) Microsoft 365 administration and support Microsoft Active Directory, Exchange, AOVPN, Windows Server OS Intune, Endpoint Management, MDM solutions Scripting with PowerShell Knowledge of File System Technologies Strong understanding of core domain services: DNS, DHCP, VPN More ❯

including Root Cause Analysis (RCA) and Reason for Outage (RFO) reports Azure Active Directory (Identity, MFA, Conditional Access) Microsoft 365 administration and support Microsoft Active Directory, Exchange, AOVPN, Windows Server OS Intune, Endpoint Management, MDM solutions Scripting with PowerShell Knowledge of File System Technologies Strong understanding of core domain services: DNS, DHCP, VPN More ❯

including Root Cause Analysis (RCA) and Reason for Outage (RFO) reports Azure Active Directory (Identity, MFA, Conditional Access) Microsoft 365 administration and support Microsoft Active Directory, Exchange, AOVPN, Windows Server OS Intune, Endpoint Management, MDM solutions Scripting with PowerShell Knowledge of File System Technologies Strong understanding of core domain services: DNS, DHCP, VPN More ❯

including Root Cause Analysis (RCA) and Reason for Outage (RFO) reports Azure Active Directory (Identity, MFA, Conditional Access) Microsoft 365 administration and support Microsoft Active Directory, Exchange, AOVPN, Windows Server OS Intune, Endpoint Management, MDM solutions Scripting with PowerShell Knowledge of File System Technologies Strong understanding of core domain services: DNS, DHCP, VPN More ❯

science, Information Technology, or equivalent experience. 5+ years of experience managing VDI environments (Citrix Virtual Apps/Desktops, VMware Horizon, or Azure Virtual Desktop). Strong understanding of Windows 10/11, Windows Server, Active Directory, Group Policy. Experience with Bloomberg, Reuters, Eikon, and custom trading applications . Exposure to real-time market data More ❯

science, Information Technology, or equivalent experience. 5+ years of experience managing VDI environments (Citrix Virtual Apps/Desktops, VMware Horizon, or Azure Virtual Desktop). Strong understanding of Windows 10/11, Windows Server, Active Directory, Group Policy. Experience with Bloomberg, Reuters, Eikon, and custom trading applications . Exposure to real-time market data More ❯

an unrivalled technical environment. Benefits Generous bonus scheme, up to 20% Excellent opportunities for career advancement What’s required of the 3rd Line Support Engineer? Demonstrable 3rd line Windows server support experience Virtualisation through VMWare/Hyper-V Previous experience supporting Office 365 Networking experience covering switches, firewalls, and VPNs Experience with cloud technologies – Azure and More ❯

background in Exchange Online, SharePoint, Teams, and Intune Expertise in Microsoft Purview, including Information Protection, DLP, and Data Retention Experience configuring and managing Active Directory, Entra ID, and Windows Server environments Strong communication skills with the ability to build trust with clients and internal teams A 'Humble, Hungry, and Smart' mindset - driven, collaborative, and emotionally intelligent More ❯

background in Exchange Online, SharePoint, Teams, and Intune Expertise in Microsoft Purview, including Information Protection, DLP, and Data Retention Experience configuring and managing Active Directory, Entra ID, and Windows Server environments Strong communication skills with the ability to build trust with clients and internal teams A "Humble, Hungry, and Smart" mindset - driven, collaborative, and emotionally intelligent More ❯

Strong knowledge of Microsoft technologies (Azure, Microsoft 365, SharePoint, Intune/Entra) with a focus on security configuration, hardening and monitoring. In-depth understanding of networking, firewalls, VPNs, Windows Server, Active Directory and hybrid cloud security architectures. Hands-on experience with endpoint protection, EDR/MDR/XDR platforms, email security, RMM tools, and centralised monitoring More ❯

Strong knowledge of Microsoft technologies (Azure, Microsoft 365, SharePoint, Intune/Entra) with a focus on security configuration, hardening and monitoring. In-depth understanding of networking, firewalls, VPNs, Windows Server, Active Directory and hybrid cloud security architectures. Hands-on experience with endpoint protection, EDR/MDR/XDR platforms, email security, RMM tools, and centralised monitoring More ❯

Strong knowledge of Microsoft technologies (Azure, Microsoft 365, SharePoint, Intune/Entra) with a focus on security configuration, hardening and monitoring. In-depth understanding of networking, firewalls, VPNs, Windows Server, Active Directory and hybrid cloud security architectures. Hands-on experience with endpoint protection, EDR/MDR/XDR platforms, email security, RMM tools, and centralised monitoring More ❯

Strong knowledge of Microsoft technologies (Azure, Microsoft 365, SharePoint, Intune/Entra) with a focus on security configuration, hardening and monitoring. In-depth understanding of networking, firewalls, VPNs, Windows Server, Active Directory and hybrid cloud security architectures. Hands-on experience with endpoint protection, EDR/MDR/XDR platforms, email security, RMM tools, and centralised monitoring More ❯

Strong knowledge of Microsoft technologies (Azure, Microsoft 365, SharePoint, Intune/Entra) with a focus on security configuration, hardening and monitoring. In-depth understanding of networking, firewalls, VPNs, Windows Server, Active Directory and hybrid cloud security architectures. Hands-on experience with endpoint protection, EDR/MDR/XDR platforms, email security, RMM tools, and centralised monitoring More ❯

Month Contract London – Hybrid – Two days per week in the office We are representing a market-leading retail client who are looking to hire a Senior SQL Server Database Administrator to join their team. This is a highly technical role that blends deep expertise with strategic thinking, offering the chance to manage and optimise mission-critical database environments … within this dynamic and fast-paced organisation. As the Senior SQL Server DBA, you will take ownership of large-scale SQL Server environments, managing everything from clustering and Always On Availability Groups to performance tuning and disaster recovery. You'll be responsible for ensuring database integrity, security, and optimal performance across development, test, and production environments … while maintaining high availability and minimising downtime. We are looking for: Extensive expertise in Microsoft SQL Server (2000-2017), including installation, configuration, and maintenance Proven experience with Windows Server Failover Clustering (WSFC) and Always On Availability Groups Experience in large, complex SQL Server environments in fast-paced industries It would be a More ❯

Month Contract London – Hybrid – Two days per week in the office We are representing a market-leading retail client who are looking to hire a Senior SQL Server Database Administrator to join their team. This is a highly technical role that blends deep expertise with strategic thinking, offering the chance to manage and optimise mission-critical database environments … within this dynamic and fast-paced organisation. As the Senior SQL Server DBA, you will take ownership of large-scale SQL Server environments, managing everything from clustering and Always On Availability Groups to performance tuning and disaster recovery. You'll be responsible for ensuring database integrity, security, and optimal performance across development, test, and production environments … while maintaining high availability and minimising downtime. We are looking for: Extensive expertise in Microsoft SQL Server (2000-2017), including installation, configuration, and maintenance Proven experience with Windows Server Failover Clustering (WSFC) and Always On Availability Groups Experience in large, complex SQL Server environments in fast-paced industries It would be a More ❯

Month Contract London – Hybrid – Two days per week in the office We are representing a market-leading retail client who are looking to hire a Senior SQL Server Database Administrator to join their team. This is a highly technical role that blends deep expertise with strategic thinking, offering the chance to manage and optimise mission-critical database environments … within this dynamic and fast-paced organisation. As the Senior SQL Server DBA, you will take ownership of large-scale SQL Server environments, managing everything from clustering and Always On Availability Groups to performance tuning and disaster recovery. You'll be responsible for ensuring database integrity, security, and optimal performance across development, test, and production environments … while maintaining high availability and minimising downtime. We are looking for: Extensive expertise in Microsoft SQL Server (2000-2017), including installation, configuration, and maintenance Proven experience with Windows Server Failover Clustering (WSFC) and Always On Availability Groups Experience in large, complex SQL Server environments in fast-paced industries It would be a More ❯

Month Contract London – Hybrid – Two days per week in the office We are representing a market-leading retail client who are looking to hire a Senior SQL Server Database Administrator to join their team. This is a highly technical role that blends deep expertise with strategic thinking, offering the chance to manage and optimise mission-critical database environments … within this dynamic and fast-paced organisation. As the Senior SQL Server DBA, you will take ownership of large-scale SQL Server environments, managing everything from clustering and Always On Availability Groups to performance tuning and disaster recovery. You'll be responsible for ensuring database integrity, security, and optimal performance across development, test, and production environments … while maintaining high availability and minimising downtime. We are looking for: Extensive expertise in Microsoft SQL Server (2000-2017), including installation, configuration, and maintenance Proven experience with Windows Server Failover Clustering (WSFC) and Always On Availability Groups Experience in large, complex SQL Server environments in fast-paced industries It would be a More ❯