Senior Infrastructure Architect - Hybrid London (Contract→Perm)

Comgent; Greater London; Hybrid; GBP 140,000 - 180,000; Full time

Job summary

Comgent is seeking a senior infrastructure architect to lead estate rationalisation across end-user computing, data centres and public cloud for a confidential regulated enterprise. The preferred engagement route is contract-to-permanent, subject to agreement.

We are looking for a leader who can publish a target-state architecture, define migration waves, and establish cost baselines while delivering measurable reductions.

Qualifications

• Substantial infrastructure architecture experience in a regulated enterprise.
• At least one delivered end-to-end data-centre consolidation, migration or exit.
• Enterprise VDI or EUC estate ownership, including a platform migration or consolidation.
• Hands-on architecture across at least one major public cloud, including landing zones, networking, identity and migration patterns.
• Workload discovery and dependency analysis across legacy and undocumented systems.
• Evidence of achieved infrastructure cost reductions.

Responsibilities

• Set standards for virtualisation, compute, storage, backup, archive, patching and infrastructure as code.
• Design cloud landing zones, identity integration, networking and hybrid connectivity.
• Own resilience architecture, disaster-recovery tiering, recovery objectives, failover design and testing.
• Develop unit economics, capacity forecasts and consumption visibility for service owners.
• Coordinate network, security, EUC and platform engineering dependencies and assure infrastructure change at design authority.

Skills

Infrastructure architecture

Public cloud

VDI/EUC

Cost optimization

Regulated environment

Tools

Terraform

Ansible

Job description

Comgent is seeking a senior infrastructure architect to lead estate rationalisation across end-user computing, data centres and public cloud for a confidential regulated enterprise. The preferred engagement route is contract-to-permanent, subject to agreement.

We are looking for a leader who can publish a target-state architecture, define migration waves, and establish cost baselines while delivering measurable reductions.