windows system administrator

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  • London, England, United Kingdom Global Relay Full-time

    Who we are: For over 25 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. We securely capture and preserve the communications data of the world’s most highly regulated firms, giving them greater visibility and control over their information...


  • london, United Kingdom Quant Capital Full-time

    Windows Systems Administrator – Quant Trading 80,000 + benefits and bonus Quant Capital is urgently looking for a Windows Systems Administrator to join our high profile client. This is an environment of Google or a startup where tech is number 1 with a huge budget allocated towards this. The firm is known globally for its attitudes and rigour more...


  • City of London, England, United Kingdom, England Global Relay Full-time £65,000 - £90,000

    The Windows Administrator - L3, is a key member of the Operations team and works closely with other System Administrators, Desktop, Security, and Cyber Security Operations Center teams. The Senior Windows Administrator is responsible for the design, management, and support of our Windows environments, with a focus on corporate services for Exchange, Active...


  • London, England, United Kingdom Global Relay Full-time

    Global Relay is seeking a Senior Windows Administrator to lead design, deployment, and support of Windows environments, focusing on Exchange, Active Directory, and desktop management. The role collaborates with Operations, Security, and IT teams to ensure high availability and robust incident response.Office-based, with minimum 3 days in the UK office per...


  • Southampton, England, United Kingdom, England Tenth Revolution Group Full-time £65,000 - £90,000

    Tenth Revolution Group is recruiting on behalf of a global technology business for a Senior Windows Systems Administrator to take a leading role in the design, reliability and ongoing development of its server environment.This is a senior technical position for someone who can own complex infrastructure, lead major incident investigations and contribute to...


  • City of London, England, United Kingdom, England Global Relay Full-time £65,000 - £90,000

    Global Relay is seeking a Senior Windows Administrator to join the Operations team in London. You will design, manage and support Windows environments with a focus on Exchange, Active Directory, and desktop management (GPO, SCCM, MDT, MSI re-packaging).You will implement desktop security policies, keep configurations up to date, and drive proactive incident...

  • Hybrid Windows

    7 days ago


    Hinxton, England, United Kingdom, England Destinydot.com Full-time £39,000 - £43,000

    EMBL-EBI in Hinxton, near Cambridge, seeks an IT Systems Administrator to manage Windows enterprise environments including AD, DNS, DHCP, and M365/Azure. The role encompasses hybrid infrastructure, endpoint management, migrations, monitoring, security, and thorough documentation.Hybrid working with 1–2 days in the office weekly; visa exemptions for...


  • London, England, United Kingdom Client Server Full-time

    Lead Systems Administrator (Windows O365 Security) London /WFH to £50kAre you a hands-on IT professional with strong Microsoft 365 and infrastructure experience, looking to combine technical ownership with team leadership in a purpose-driven organisation?You could be progressing your career, taking ownership of the IT infrastructure for a charity that...


  • London, England, United Kingdom DIAMLER GROUP - Mercedes Benz group Full-time

    Company DescriptionMercedes-Benz Group AG, operating as the DAIMLER GROUP, is a global leader in luxury automotive manufacturing and mobility solutions. Renowned for innovation, performance, and quality, the company is dedicated to shaping the future of mobility through advanced engineering and sustainable solutions. With a strong focus on technology and...


  • Livingston, Scotland, United Kingdom, Scotland Bright Purple Resourcing Ltd Full-time £36,000 - £44,000

    Bright Purple Resourcing Ltd. is seeking a Systems Administrator in Livingston to join a small IT team in a hybrid role. You will manage Windows Server and Windows 11, plus Microsoft 365, Entra ID, Active Directory and Intune, delivering 2nd and 3rd line support and infrastructure projects.The role emphasizes hands-on infrastructure work, security...


  • , Scotland, United Kingdom, Scotland Bright Purple Resourcing Ltd Full-time £36,000 - £44,000

    Bright Purple Resourcing Ltd in Livingston (Hybrid) is seeking a Systems Administrator to join a small IT team and own second and third-line support, Microsoft infrastructure administration and technical projects.The role focuses on Windows Server, Windows 11, Microsoft 365, Entra ID, AD and Intune, with opportunities to work across cloud technologies,...


  • London, England, United Kingdom Shield AI Full-time

    Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BATaircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific,...


  • Southampton, England, United Kingdom GARMIN (EUROPE) LIMITED Full-time

    Lead Windows Server Administrator (IT)Location: Southampton, office based Hours: 40 hours per week, Monday to Friday, 08:30am - 17:30pmSalary: £65,000 - £85,000 per annum, depending on experienceExcellent BenefitsPlease note that Garmin do not offer sponsorship. All applicants must have the right to work in the UK and be able to travel in/out of the UK...


  • Northam, England, United Kingdom Spectrum IT Recruitment Limited Full-time

    A global technology business is looking for a Senior Windows Server Administrator to become the go-to escalation point for complex Wintel infrastructure issues.This is a role for someone who enjoys deep technical troubleshooting, not just keeping the lights on. You will be joining a business with a sizeable, established technology environment and current...


  • Southampton, Hampshire, United Kingdom Spectrum IT Recruitment Full-time

    A global technology business is looking for a Senior Windows Server Administrator to become the go-to escalation point for complex Wintel infrastructure issues. This is a role for someone who enjoys deep technical troubleshooting, not just keeping the lights on. You will be joining a business with a sizeable, established technology environment and current...


  • London, England, United Kingdom Spectrum IT Recruitment Limited Full-time

    A global technology business is looking for a Senior Windows Server Administrator to become the go-to escalation point for complex Wintel infrastructure issues.This is a role for someone who enjoys deep technical troubleshooting, not just keeping the lights on. You will be joining a business with a sizeable, established technology environment and current...


  • London, England, United Kingdom Saragossa Full-time

    Develop and support some of the most advanced corporate infrastructure environments within a leading global hedge fund. These platforms are critical to the organisation’s performance, reliability, and ability to operate at scale in a highly demanding financial environment.This role offers the opportunity to take the lead on a greenfield server build-out,...


  • London, England, United Kingdom DIAMLER GROUP - Mercedes Benz group Full-time

    Mercedes-Benz Group AG in the London area seeks a Windows System Engineer to manage Windows-based systems, support infrastructure, and troubleshoot issues to ensure optimal performance. The role requires collaboration with IT teams to maintain a robust enterprise environment.The candidate should have strong administration and security know-how, and hold or...


  • London, England, United Kingdom Saragossa Full-time

    Talantir in London is seeking a senior engineer to lead a greenfield server build-out and design a modern Windows infrastructure from the ground up. You will own the architecture and drive delivery end-to-end.You will champion automation, Infrastructure as Code, and scalable engineering practices, collaborating with other engineering teams to ensure high...


  • Ross on Wye, Herefordshire, United Kingdom Rise Technical Recruitment Full-time

    IT Systems Administrator £35,000 - £43,000 + Annual Bonus + Salary Reviews + Training + Progression + Pension + 32 Days Holiday + Benefits Ross-on-Wye Are you an IT professional with experience in Power Platform, Microsoft 365, general IT Support, SharePoint and Intune, looking for a varied role where you can drive business-wide automation projects...