625 jobs for “Cloud Infrastructure”
Nebius Madrid, Spain
Owns performance tuning of GPU clusters and InfiniBand fabrics, troubleshooting root causes across GPU, network and KVM/QEMU layers. Integrates new GPU hardware into Kubernetes, QEMU and KVM stacks while building automation for proactive fault detection and resolution in large-scale HPC environments.
Nebius London
Develops and extends the QEMU/KVM virtualization stack, optimising I/O for emulated disk and network devices, distributing resources between VMs and hardening the hypervisor against untrusted code. Works closely with the open-source community on upstream patches, with a focus on low-level security and performance.
Amazon Thames Valley, Berkshire, GBR
Builds and operates the network infrastructure behind AWS's cloud, covering deployment, scaling, sustaining engineering and optimisation. Uses advanced tools and automation to reduce manual operations, troubleshoot customer-impacting events and deliver sustainable, repeatable solutions at very large scale. Requires UK national status and ability to obtain UK Government Security Clearance.
Amazon London
Lead teams of technicians running AWS data centre infrastructure, owning the full lifecycle from rack installation and break-fix maintenance to decommissioning. The role involves adopting high-density GPU, AI accelerator and liquid-cooling platforms, using generative AI to automate workflows, and managing vendors, safety standards and service methodologies.
Salt Search Cheltenham £70,000 – £100,000 pa
Design, implement and support secure IT infrastructure across virtualisation, networking, storage, automation and platform technologies. Collaborate with technical teams to deliver resilient solutions, provide technical leadership on complex issues and maintain the health and optimisation of critical systems. Requires active DV clearance and full-time on-site work.
Salt Search Manchester £70,000 – £100,000 pa
Designing, implementing and supporting secure IT infrastructure across virtualisation, networking, storage, automation and platform technologies. Collaborating with technical teams to deliver resilient solutions, providing technical leadership on complex issues and supporting the health and optimisation of critical systems. Requires active DV clearance and full-time on-site work.
Invitise Milton Keynes £630 pd
Support enterprise infrastructure across on-premises and Azure environments, focusing on onboarding Windows and Linux servers to Azure Arc, deploying Azure Monitor Agent, and rolling out XDR/EDR security agents at scale. Maintain a secure, patched Windows and Linux estate while collaborating with Cyber Security and Operations teams. Requires DV clearance eligibility.
Access Computer Consulting Liverpool £525 – £575 pd
Design and standardise distributed hosting platforms across a global manufacturing estate, establishing repeatable Edge Hosting solutions for VMs, containers, legacy apps and data/AI workloads. Produce HLDs, reference architectures and technical standards, and work across infrastructure, networking, security and operations teams on workload placement between edge, data centre and cloud.
Devonshire Hayes Recruitment Specialists Ltd London £60,000 – £70,000 pa
Senior technical expert role covering servers, virtualisation, storage, networking and cloud services, combining hands-on 2nd/3rd line support with project delivery and forward planning. You will administer Microsoft 365, Entra ID, VMware and Hyper-V estates, manage firewalls, switches and VPNs, and act as escalation point while coaching colleagues. Requires onsite attendance in London four days per week.
Lorien London
Design, build and support enterprise infrastructure platforms underpinning global services, working across Linux, Windows/Azure, networking, container platforms and automation. The role involves modernising legacy systems, reducing technical debt and migrating to cloud, containerisation and CI/CD technologies, collaborating with cyber specialists, vendors and engineering teams in a secure, office-based environment.
Damia Group London £375 – £450 pd
Architect and hands-on engineer complex, enterprise-scale cloud-native systems on Google Cloud Platform, leading architectural design and producing RFCs, ADRs and diagrams. Requires deep Kubernetes platform engineering, including custom Operators and CRDs, plus Go or Python development, CI/CD and Infrastructure-as-Code. Also mentors engineers and shapes cloud engineering standards across teams.
Appcastenterprise London £510 pd
Six to twelve month contract supporting environment management, I&T development and maintenance, and Java feature development and testing on a nationally critical infrastructure programme. The role is remote within the UK with possible travel to several UK sites, and involves DevOps work across source control, CI, container orchestration, cloud environments and Ansible automation.
Manufacturing Recruitment Ltd Polegate £70,000 – £80,000 pa
Designs and implements cloud-native security solutions on Microsoft Azure, applying Security as Code and automation tooling. Works with Security Architects to define cloud security strategy, establish guardrails for developers, and ensure compliance with GDPR, ISO 27001 and NIST. Involves AKS, DevSecOps, Defender, SIEM and scripting with BICEP, ARM, PowerShell and Python in an agile, hybrid team.
CrowdStrike Boston, United States US$140,000 – US$215,000 pa
Lead a team of engineers building self-service infrastructure-as-code primitives, high-availability services and cloud cost optimization across a multi-cloud environment. The role combines people management, architecture of large-scale distributed systems, and hands-on work with Terraform, Pulumi, Python or Go, Linux and SRE practices.
CrowdStrike Arlington, United States US$140,000 – US$215,000 pa
Lead a team of engineers building self-service infrastructure-as-code primitives, architecting large-scale core services, and driving cloud cost optimization across AWS and GCP. The role combines people management with hands-on technical direction, including design reviews, SRE practices, and multi-cloud deployment standards.
