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Windows Server Jobs in London
Overview
Discover top Windows Server jobs in London with Haystack. Whether you're an experienced IT professional or looking to advance your career, our curated listings connect you to leading employers seeking skilled Windows Server administrators, engineers, and support specialists. Start your search today and find the ideal Windows Server role in London that matches your expertise and career goals.
Cloud Infrastructure Manager
Integral Recruitment Ltd
Epsom
In office
Senior - Leader
£70,000 - £80,000
RECENTLY POSTED

Epsom, Surrey, KT17
£70,000 - £80,000 plus a bonus, generous pension and lots more

We are working with a highly respected financial services organisation, seeking an experienced Cloud Infrastructure Manager to lead the design, delivery and ongoing management of their cloud and hybrid infrastructure estate.

This is a pivotal leadership role, combining hands-on technical expertise with people management and strategic planning. You will take ownership of the full cloud lifecycle across Azure, ensuring resilience, security, performance and cost-effectiveness, while developing and mentoring a high-performing infrastructure team.

The Cloud Infrastructure Manager Role:

You will be responsible for the planning, build, operation and lifecycle management of cloud infrastructure and related services, with a strong focus on Azure. Key responsibilities include:

  • Deployment, configuration and ongoing administration of Azure services
  • Ownership of Azure tenancy, security controls, DLP and MFA
  • Producing Low Level Design (LLD) documentation for new and evolving solutions
  • Migration of legacy on-premise systems to Azure
  • SQL infrastructure administration across on-prem and cloud environments
  • Capacity planning, disaster recovery and Azure Site Recovery testing
  • Storage lifecycle management (Blob, Files, SharePoint, OneDrive)
  • Backup strategy ownership (including monitoring, escalation, reporting and optimisation)
  • Infrastructure monitoring and integration with security and operational platforms
  • Maintaining CMDB accuracy and infrastructure diagrams
  • Supporting the Service Desk with complex incidents and escalations
  • Working closely with Solution Architects and Change Management to deliver secure, well-governed change
  • Managing transitional physical and virtual server and networking platforms
  • Producing operational and cost management information for senior stakeholders
  • Leading, mentoring and developing the infrastructure team, including performance management and objective setting
  • Establishing and maintaining technical standards, policies and procedures

Skills & Experience Required:

Essential:

  • Proven experience in a regulated environment
  • Strong Azure administration background (certifications highly desirable)
  • Cloud networking, firewalls and security architecture
  • Microsoft 365 Enterprise (Exchange Online, SharePoint Online)
  • Windows Server administration
  • Azure Disaster Recovery and Business Continuity
  • VDI platforms (Azure Virtual Desktop, VMware ESX, Horizon)
  • Backup technologies (Veeam Backup & Replication, Azure, Microsoft 365, Data Cloud Vault)
  • Platform security, DLP and MFA
  • Infrastructure monitoring and alerting tools
  • Low-level cloud design and solution architecture
  • Excellent communication, stakeholder engagement and leadership skills
  • Demonstrable people management and team development experience
  • Proactive, detail-driven and solutions-focused mindset

Desirable:

  • Infrastructure as Code (Terraform, ARM, Azure DevOps)
  • Cloud security frameworks and policy definition
  • SQL Server administration
  • Working knowledge of AWS
  • Experience with Pluralsight skills and sandbox environments

Why Apply?

This is a rare opportunity to step into a highly influential role where you will shape cloud strategy, modernise infrastructure and build a best-in-class cloud operations function. You ll work with cutting-edge Microsoft technologies, lead a talented technical team and play a key part in the organisation s digital transformation journey.

If you are a technically strong Cloud Infrastructure Manager who enjoys balancing strategy, delivery and people leadership, this role offers genuine scope, challenge and progression.

Integral Recruitment are acting as an employment agency in regard to this advertisement.

IT Manager - Mac Expert
Clear IT Recruitment
London
In office
Senior - Leader
£65,000 - £80,000
RECENTLY POSTED

Our client is recruiting for an IT Manager to lead their internal IT function in London.

This is a fully office-based role within a Mac-focused professional services environment, requiring strong technical expertise, team leadership, and a proactive approach to infrastructure management and security.

The Role

This position is responsible for overseeing all IT systems and infrastructure, managing two IT Engineers, and driving IT projects forward in line with business objectives. The environment is approximately 95% Mac-based, and the successful candidate must have extensive experience managing macOS environments using Jamf Pro and related tools.

Security, performance, and reliability are critical, particularly within a regulated professional services setting handling confidential client data.

Key Responsibilities
• Full ownership and management of IT infrastructure and services
• Leading, mentoring, and developing a small IT team
• Managing Mac hardware lifecycle, deployment, and updates via Jamf Pro
• Administration of Linux servers, including scripting, web, file, and directory services
• Managing networking infrastructure including firewalls (SonicWall essential), switches, and wireless access points
• Overseeing VOIP/SIP systems (3CX), virtual environments (Hyper-V, VMware), and storage (Synology/QNAP)
• Managing Active Directory, VPNs, server/application security, and print services
• Monitoring SLAs and ticketing systems, ensuring service standards are maintained
• Preparing and presenting annual IT budgets and reporting regularly to stakeholders
• Managing service contracts, renewals, and the firm’s asset register
• Providing hands-on support for user issues, practice management systems, and infrastructure
• Being available out of hours in the event of critical IT incidents

The Candidate
• Extensive experience supporting and deploying macOS in a business environment (Jamf Pro essential)
• Strong Linux administration and command-line scripting skills (Bash/Python)
• Proven networking expertise including SonicWall, Brocade, and Ubiquiti
• Experience with Dell servers, VMware/Hyper-V, storage solutions, and server security
• Working knowledge of Windows 10/11 and Windows Server environments
• Demonstrable experience managing an IT function and reporting to senior stakeholders
• Strong documentation skills and structured approach to infrastructure management
• Flexible, solutions-focused, and confident supporting users at all levels

What’s on Offer
• Senior leadership role with full responsibility for IT strategy and delivery
• Stable, professional services environment
• Opportunity to modernise and develop infrastructure
• Competitive salary dependent on experience

Should you have any questions or wish to apply please do not hesitate to contact Clear Legal Recruitment Limited.

Please Note: Due to the number of applications we receive we may be unable to respond to every application directly. If you have not heard from us within 3 working days please assume your application has been unsuccessful

IT Manager - Law Firm
Clear IT Recruitment
London
In office
Senior - Leader
£65,000 - £80,000
RECENTLY POSTED

Our client is recruiting for an IT Manager to lead their internal IT function in London.

This is a fully office-based role within a Mac-focused professional services environment, requiring strong technical expertise, team leadership, and a proactive approach to infrastructure management and security.

The Role

This position is responsible for overseeing all IT systems and infrastructure, managing two IT Engineers, and driving IT projects forward in line with business objectives. The environment is approximately 95% Mac-based, and the successful candidate must have extensive experience managing macOS environments using Jamf Pro and related tools.

Security, performance, and reliability are critical, particularly within a regulated professional services setting handling confidential client data.

Key Responsibilities
• Full ownership and management of IT infrastructure and services
• Leading, mentoring, and developing a small IT team
• Managing Mac hardware lifecycle, deployment, and updates via Jamf Pro
• Administration of Linux servers, including scripting, web, file, and directory services
• Managing networking infrastructure including firewalls (SonicWall essential), switches, and wireless access points
• Overseeing VOIP/SIP systems (3CX), virtual environments (Hyper-V, VMware), and storage (Synology/QNAP)
• Managing Active Directory, VPNs, server/application security, and print services
• Monitoring SLAs and ticketing systems, ensuring service standards are maintained
• Preparing and presenting annual IT budgets and reporting regularly to stakeholders
• Managing service contracts, renewals, and the firm’s asset register
• Providing hands-on support for user issues, practice management systems, and infrastructure
• Being available out of hours in the event of critical IT incidents

The Candidate
• Extensive experience supporting and deploying macOS in a business environment (Jamf Pro essential)
• Strong Linux administration and command-line scripting skills (Bash/Python)
• Proven networking expertise including SonicWall, Brocade, and Ubiquiti
• Experience with Dell servers, VMware/Hyper-V, storage solutions, and server security
• Working knowledge of Windows 10/11 and Windows Server environments
• Demonstrable experience managing an IT function and reporting to senior stakeholders
• Strong documentation skills and structured approach to infrastructure management
• Flexible, solutions-focused, and confident supporting users at all levels

What’s on Offer
• Senior leadership role with full responsibility for IT strategy and delivery
• Stable, professional services environment
• Opportunity to modernise and develop infrastructure
• Competitive salary dependent on experience

Should you have any questions or wish to apply please do not hesitate to contact Clear Legal Recruitment Limited.

Please Note: Due to the number of applications we receive we may be unable to respond to every application directly. If you have not heard from us within 3 working days please assume your application has been unsuccessful

Technical Architect
CBSbutler Holdings Limited trading as CBSbutler
London
Hybrid
Senior - Leader
£650/day - £700/day
+2

+6 months +

+Hybrid in London

+eDV clearance

+Inside IR35

  • 650 - 700 a day

We are seeking an experienced eDV Cleared Technical Architect to design and assure secure, mission-critical infrastructure within a high-security government environment.

The Role

You will lead the production of High-Level and Low-Level Designs (HLDs/LLDs) for secure, multi-tenant platforms, ensuring alignment to Secure by Design principles and frameworks including the National Cyber Security Centre (NCSC) CAF and National Institute of Standards and Technology (NIST 800-53). You’ll present at TDA, act as the infrastructure SME, and ensure all solutions are hardened to CIS/STIG standards.

Key Experience

  • Modern data centre networking (Clos-fabric, BGP, ECMP, DCI, EVPN/VXLAN)
  • Palo Alto firewalls and secure cross-domain architectures
  • VMware private cloud, including VMware Cloud Foundation (VCF), VxRail/vSAN and NSX-T
  • Secure multi-tier environments (DMZs, segmentation, high-grade crypto)
  • Linux & Windows Server administration (AD, PKI, SQL)
  • Docker, CI/CD, Infrastructure as Code (Terraform/Ansible)

Desirable

Kubernetes, Vault, Splunk, Panorama, Avi, SRM, Dell Powerscale, NVIDIA GPU, VDI (Omnissa Horizon).

This is a high-impact role shaping secure cloud and infrastructure architecture at scale.

If you hold active eDV clearance and thrive in complex, secure environments, we’d like to hear from you.

Windows Site Reliability Engineer
Intec Select Ltd
London
Hybrid
Senior - Leader
£100,000 - £110,000
+12

Windows Site Reliability Engineer 110K Hybrid London

Overview:
A leading global investment bank is seeking a skilled Windows Site Reliability Engineer to join their London-based Technology team. This is a senior-level leadership role focused on driving platform reliability, automation strategy, and infrastructure modernisation across mission-critical banking systems. This is an excellent opportunity to join an investment banking powerhouse.

Role and Responsibilities:

  • Lead Platform Engineering and SRE strategy across the organisation
  • Build scalable, self-service, and resilient infrastructure platforms
  • Drive Infrastructure as Code and CI/CD adoption, automating manual tasks
  • Define SLOs and optimise system performance, latency, and scalability
  • Lead root cause analysis and remediate technical debt
  • Partner with development teams to improve testing, releases, and deployments
  • Shape cloud and hybrid migration strategies
  • Ensure regulatory, audit, and security compliance
  • Act as senior escalation point for high-severity incidents
  • Identify cost and efficiency improvements; deputise for senior leadership

Skills and Experience:

  • Deep expertise in Microsoft Windows Server internals
  • Advanced knowledge of Active Directory, DNS, DHCP, LDAP, and Kerberos
  • Extensive experience tuning low-latency, enterprise-scale systems
  • Strong background in SRE, DevOps, CI/CD, and Infrastructure as Code principles
  • Advanced scripting and development capability (PowerShell, Python, C#)
  • Clustering, high-availability, replication, and disaster recovery expertise
  • Experience with Git, Terraform, Ansible, Jenkins, and TeamCity
  • Strong understanding of security hardening (CIS) within regulated environments
  • Deep knowledge of performance monitoring, system internals, and optimisation techniques
  • Experience working within financial services or other regulated industries

Desirable:

  • Kubernetes and Docker orchestration
  • Major cloud platforms (Azure, AWS, GCP)
  • Nutanix HCI and VMware ESX
  • Enterprise databases (SQL Server, Oracle, Sybase ASE, MongoDB, Snowflake)
  • Enterprise monitoring tools (Splunk, Netcool)

Package

  • Circa 110,000 + Excellent Package
  • London / Hybrid x3 days onsite
  • Flexible working considered

Windows Site Reliability Engineer 110K Hybrid London

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Frequently asked questions
London offers a wide range of Windows Server jobs, including roles like Windows Server Administrator, Systems Engineer, Infrastructure Analyst, and IT Support Specialist focusing on Windows environments.
Employers usually seek candidates with experience managing Windows Server environments, knowledge of Active Directory, PowerShell scripting, and familiarity with versions like Windows Server 2016, 2019, or newer. Relevant certifications are often preferred.
Yes, many companies in London offer remote or hybrid working arrangements for Windows Server roles, especially for experienced professionals who can manage infrastructure and provide support offsite.
Enhance your CV by highlighting your technical skills, certifications such as Microsoft Certified: Windows Server Fundamentals, and hands-on experience. Networking and staying updated with the latest Windows Server technologies can also boost your prospects.
Salaries vary depending on experience and role level but typically range from £35,000 for entry-level positions to over £70,000 for senior or specialist roles in London.