8 infrastructure engineer at haystack london contract rate jobs found in London

We're working with a leading managed service provider delivering enterprise-grade IT solutions on this exciting opportunity. We are looking for a heavy-hitting Infrastructure Specialist to tackle a critical project deadline. If you are a Citrix guru who lives and breathes Hyper-V virtualization, this is your chance to step into a fast-paced environment and deliver immediate impact through high-level patching, optimization, and troubleshooting. The Role Lead the technical execution of critical infrastructure patching and system updates across a robust Windows Server estate. Manage and optimize virtualized environments, ensuring peak performance and stability for end-users. Provide advanced troubleshooting and support for Citrix Workspace and XenApp deployments to meet urgent project milestones. Collaborate with the engineering team to streamline Hyper-V resource allocation and virtual machine management. Ensure seamless system availability during...

We're working with a leading managed service provider delivering enterprise-grade IT solutions on this exciting opportunity. We are looking for a heavy-hitting Infrastructure Specialist to tackle a critical project deadline. If you are a Citrix guru who lives and breathes Hyper-V virtualization, this is your chance to step into a fast-paced environment and deliver immediate impact through high-level patching, optimization, and troubleshooting. The Role Lead the technical execution of critical infrastructure patching and system updates across a robust Windows Server estate. Manage and optimize virtualized environments, ensuring peak performance and stability for end-users. Provide advanced troubleshooting and support for Citrix Workspace and XenApp deployments to meet urgent project milestones. Collaborate with the engineering team to streamline Hyper-V resource allocation and virtual machine management. Ensure seamless system availability during...

We're working with a leading managed service provider delivering enterprise-grade IT solutions on this exciting opportunity. We are looking for a heavy-hitting Infrastructure Specialist to tackle a critical project deadline. If you are a Citrix guru who lives and breathes Hyper-V virtualization, this is your chance to step into a fast-paced environment and deliver immediate impact through high-level patching, optimization, and troubleshooting. The Role Lead the technical execution of critical infrastructure patching and system updates across a robust Windows Server estate. Manage and optimize virtualized environments, ensuring peak performance and stability for end-users. Provide advanced troubleshooting and support for Citrix Workspace and XenApp deployments to meet urgent project milestones. Collaborate with the engineering team to streamline Hyper-V resource allocation and virtual machine management. Ensure seamless system availability during...

Cyber Security Engineer | £500 - £550 We're working with a rapidly expanding global professional services powerhouse on this exciting opportunity. This is a high-impact contract for a hands-on security specialist to drive critical infrastructure projects and lead global roll-outs across a sophisticated enterprise environment. You will be at the forefront of their cyber resilience strategy, taking full ownership of major deployments including Netskope and CyberArk while ensuring the business maintains elite-level compliance standards. If you are a proactive engineer who thrives on technical delivery and infrastructure hardening, this 3-month initial engagement (with high extension potential) is for you. The Role Lead the end-to-end global roll-out of Netskope across an international office network to enhance SASE and cloud security. Take full technical ownership of CyberArk implementation, including configuration, policy definition, and ongoing administration. Drive...

Cyber Security Engineer | £500 - £550 We're working with a rapidly expanding global professional services powerhouse on this exciting opportunity. This is a high-impact contract for a hands-on security specialist to drive critical infrastructure projects and lead global roll-outs across a sophisticated enterprise environment. You will be at the forefront of their cyber resilience strategy, taking full ownership of major deployments including Netskope and CyberArk while ensuring the business maintains elite-level compliance standards. If you are a proactive engineer who thrives on technical delivery and infrastructure hardening, this 3-month initial engagement (with high extension potential) is for you. The Role Lead the end-to-end global roll-out of Netskope across an international office network to enhance SASE and cloud security. Take full technical ownership of CyberArk implementation, including configuration, policy definition, and ongoing administration. Drive...

DevOps Engineer | £400 - £500 We're working with a leading specialist IT consultancy delivering mission-critical infrastructure for high-security environments on this exciting opportunity. Are you an SC Cleared Platform Engineer who views infrastructure through the lens of a Software Engineer? We are looking for an Azure expert to join a high-impact project, focusing on advanced Infrastructure as Code (IaC), automated testing, and secure-by-design architecture. You will be at the forefront of building resilient, high-availability cloud environments using a modern stack including Terraform, Bicep, and GitHub Actions. The Role Design and implement high-availability Azure architectures featuring regional failover and load balancing strategies directly within IaC templates. Build and maintain scalable, reusable Terraform and Bicep modules, driving consistency and modularity across the infrastructure estate. Champion Test-Driven Development (TDD) principles by...

Cyber Security Engineer | £500 - £550 We're working with a rapidly expanding global professional services powerhouse on this exciting opportunity. This is a high-impact contract for a hands-on security specialist to drive critical infrastructure projects and lead global roll-outs across a sophisticated enterprise environment. You will be at the forefront of their cyber resilience strategy, taking full ownership of major deployments including Netskope and CyberArk while ensuring the business maintains elite-level compliance standards. If you are a proactive engineer who thrives on technical delivery and infrastructure hardening, this 3-month initial engagement (with high extension potential) is for you. The Role Lead the end-to-end global roll-out of Netskope across an international office network to enhance SASE and cloud security. Take full technical ownership of CyberArk implementation, including configuration, policy definition, and ongoing administration. Drive...

AI Engineer (Contract) – £500/day Outside IR35 📍 Canary Wharf, London (3 days onsite) 🇬🇧 UK-based applicants only We’re looking for experienced AI Engineers who think holistically, automate relentlessly, and know how to turn modern AI capabilities into production-grade, high-impact applications . Our AI organisation is building real-world AI products that deliver business value at speed. This role is ideal for seasoned engineers who combine strong software engineering fundamentals with a pragmatic, hands-on approach to AI tooling and infrastructure. What you’ll be doing Designing, building, and maintaining production-grade AI applications using modern engineering practices (CI/CD, testing, observability, cloud-native design). Developing reusable AI platforms and tools (e.g. conversational bots, AI-powered search, unstructured data processing, GenAI solutions). Working in cross-functional, embedded teams with business stakeholders to rapidly deliver...