Windows Migration Programme Manager

2 weeks ago


City Of London England, United Kingdom Robert Walters Full time £80,000 - £120,000 per year

Windows Migration Programme Manager - Insurance client - London - 6 months contract - HYBRID - PAYE

We're seeking an experienced Windows Migration Programme Manager to join our client, a global specialty insurance and reinsurance company, in London on an initial 6 months contract where you'll take full ownership of a business-critical Windows Server lifecycle upgrade programme, migrating the organisation's server estate to the latest supported operating systems. Please note that the manager is seeking someone with extensive and recent experience of windows server migrations for this role.

This is a high-visibility, complex initiative that's already underway - and we're looking for someone who can confidently step in, take control, and drive successful completion. You'll combine strong programme leadership with hands-on delivery capability, ensuring that outcomes are delivered on time, within budget, and to scope.

Key Responsibilities

  • Take day-to-day ownership of the Windows Server migration programme, ensuring a smooth transition and continuity from current delivery.
  • Oversee the migration of the existing server estate to new, fully supported operating systems with minimal business disruption.
  • Manage dependencies, risks, and resources across multiple technical workstreams.
  • Coordinate with internal technical teams, business stakeholders, and third-party partners to maintain delivery momentum.
  • Track and report progress to governance boards and senior stakeholders, providing transparency and enabling timely decisions.
  • Ensure the programme stays aligned to agreed scope, schedule, and budget.
  • Implement robust RAID management and change control processes.
  • Oversee quality assurance, testing, and acceptance to ensure readiness before go-live.
  • Drive swift resolution of blockers and escalations in a fast-paced environment.
  • Coordinate service transition to ensure workloads meet governance, service acceptance, and operational readiness standards.

Essential Skills & Experience

  • Proven experience delivering infrastructure lifecycle or operating system migration programmes within enterprise-scale environments.
  • Track record of completing large-scale Windows Server migrations or major infrastructure upgrade initiatives.
  • Strong resource management capabilities, ensuring the right technical expertise is available at the right time.
  • Excellent stakeholder management skills, with the ability to engage confidently at all levels - from engineers to executive sponsors.
  • Deep understanding of infrastructure environments, dependencies, and risks inherent in OS upgrade programmes.
  • Demonstrated ability to take control of in-flight programmes, rapidly assessing status and setting direction.
  • Comfortable balancing strategic programme oversight with hands-on project delivery as required.
  • Resilient and adaptable in high-change, fast-paced delivery environments.
  • Familiarity with hybrid cloud and modern datacentre architectures.
  • Experience working in regulated or large-scale enterprise organisations.

*Please note that this role will be working on a hybrid model of 3 days office based and 2 days WFH. You'll require you own device when WFH*

GSC Manchester TET is acting as an Employment Business in relation to this vacancy.



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