Windows Site Reliability Engineer
  • England,London,City of London
  • Full Time, Permanent
  • £100,000 - £110,000 per annum
Job Description:
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
Job number 3424095

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Company Details:
INTEC SELECT LIMITED
Company size: 10–19 employees
Industry: IT
Intec Select is a leading specialist IT Recruitment Consultancy which delivers bespoke recruitment services to some of the world’s leading organ...
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