58 contract infrastructure engineer jobs found

Contract Infrastructure Engineer (Citrix / Hyper-V) Duration: 1 month IR35 Status: Outside IR35 Location: Fully Remote Working We're working with a client who requires an experienced Infrastructure Engineer to support a critical project deadline. This is a hands-on role infrastructure role suited to someone with strong Citrix and Hyper-V expertise, able to hit the ground running in a fast-paced environment. Key Skills Required: Strong experience with Citrix XenApp / Citrix Workspace Solid knowledge of Microsoft Hyper-V Proven background in infrastructure patching and system updates Experience supporting Windows Server environments Experience supporting virtualised environments and troubleshooting issues Contract Details: Initial 1-month contract (likely extension) Immediate start required Outside IR35 This is an opportunity for an Infrastructure Engineer with strong Citrix and Hyper-V experience to contribute to a high-impact project with an urgent...

Contract Infrastructure Engineer (Citrix / Hyper-V) Duration: 1 month IR35 Status: Outside IR35 Location: Fully Remote Working We're working with a client who requires an experienced Infrastructure Engineer to support a critical project deadline. This is a hands-on role infrastructure role suited to someone with strong Citrix and Hyper-V expertise, able to hit the ground running in a fast-paced environment. Key Skills Required: Strong experience with Citrix XenApp / Citrix Workspace Solid knowledge of Microsoft Hyper-V Proven background in infrastructure patching and system updates Experience supporting Windows Server environments Experience supporting virtualised environments and troubleshooting issues Contract Details: Initial 1-month contract (likely extension) Immediate start required Outside IR35 This is an opportunity for an Infrastructure Engineer with strong Citrix and Hyper-V experience to contribute to a high-impact project with an urgent...

Contract Infrastructure Engineer (Citrix/Hyper-V) Duration: 1 month IR35 Status: Outside IR35 Location: Fully Remote Working We're working with a client who requires an experienced Infrastructure Engineer to support a critical project deadline click apply for full job details

Contract Infrastructure Engineer (Citrix/Hyper-V) Duration: 1 month IR35 Status: Outside IR35 Location: Fully Remote Working We're working with a client who requires an experienced Infrastructure Engineer to support a critical project deadline. This is a hands-on role infrastructure role suited to someone with strong Citrix and Hyper-V expertise, able to hit the ground running in a fast-paced environment. Key Skills Required: Strong experience with Citrix XenApp/Citrix Workspace Solid knowledge of Microsoft Hyper-V Proven background in infrastructure patching and system updates Experience supporting Windows Server environments Experience supporting virtualised environments and troubleshooting issues Contract Details: Initial 1-month contract (likely extension) Immediate start required Outside IR35 This is an opportunity for an Infrastructure Engineer with strong Citrix and Hyper-V experience to contribute to a high-impact project with an urgent...

Contract Infrastructure Engineer (Citrix / Hyper-V) Duration: 1 month IR35 Status: Outside IR35 Location: Fully Remote Working We 're working with a client who requires an experienced Infrastructure Engineer to support a critical project deadline. This is a hands-on role infrastructure role suited to someone with strong Citrix and Hyper-V expertise, able to hit the ground running in a fast-paced environment. Key Skills Required: Strong experience with Citrix XenApp / Citrix Workspace Solid knowledge of Microsoft Hyper-V Proven background in infrastructure patching and system updates Experience supporting Windows Server environments Experience supporting virtualised environments and troubleshooting issues Contract Details: Initial 1-month contract (likely extension) Immediate start required Outside IR35 This is an opportunity for an Infrastructure Engineer with strong Citrix and Hyper-V experience to...

My client, a well known Retail business, is looking for a Senior Infrastructure Engineer with strong experience in identity modernisation, particularly around moving away from Legacy directory services and helping shape a more secure, scalable, cloud first environment. This is an initial 6 month contract, outside of IR35. It requires 2 days per week in the office. This role is ideal for someone who has hands-on expertise in Active Directory rationalisation, Legacy LDAP application migration, and the adoption of modern authentication standards such as SAML, OAuth2 and OpenID Connect. Key Experience Required Identity & Directory Modernisation (Core Focus) Strong experience with Active Directory deprecation, consolidation, and domain dependency reduction Proven track record of assessing and migrating LDAP-based authentication flows to modern identity methods such as SAML, OAuth2 or OpenID Connect Solid understanding of Entra Domain Services (EDS) for supporting Legacy...

Infrastructure Data Engineer - Kafka Focus Fully Remote Outside IR35 Working pattern: Sunday to Thursday Supporting a team based in Israel Exalto Consulting is supporting a client looking to appoint an experienced Infrastructure Data Engineer with strong Apache Kafka expertise. This is a fully remote contract role for someone who has hands-on experience running and improving Kafka in live produc click apply for full job details

Active Directory Migration to Entra ID - Contract - Hybrid Working - Hatfield - Outside IR35 About the Role This contractor role will focus specifically on designing, planning, and executing the migration of legacy Active Directory (AD) infrastructure into Microsoft Entra ID . You will act as the subject matter expert (SME) for identity modernisation, working with cross-functional teams to ensure a secure, seamless, and low-risk migration. You’ll be hands-on with delivery, while also providing architectural guidance, risk assessments, and mentoring of permanent team members to leave behind a sustainable, well-documented solution. Key Responsibilities Lead the end-to-end migration of on-premises Active Directory workloads into Microsoft Entra ID Assess current AD environment (domain controllers, trusts, group policies, authentication flows) and design a migration roadmap Collaborate with security architects to ensure Zero Trust principles and...

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...

Job Title: Senior AWS DevOps Engineer (Contract) Location: Remote, must be based in the UK Rate: £500 - £550 per day (Outside IR35) Duration: 6 months A leading organisation within the technology sector is seeking an experienced AWS DevOps Engineer to lead on the delivery of scalable, secure cloud infrastructure. This contract role focuses on building and optimising AWS environments, enabling robust serverless and containerised applications, and supporting data-driven platforms. AWS DevOps Engineer Responsibilities: Deliver Infrastructure as Code using Terraform, including modules, state management, and remote backends Lead on AWS cloud architecture across services such as EC2, S3, RDS, IAM, VPC, ECS, and Lambda Develop and maintain serverless and event-driven architectures Build and optimise CI/CD pipelines using Git-based workflows Ensure AWS security best practices (IAM, least privilege, secrets management) are implemented Drive cost optimisation and...

SC Cleared VMware vSphere Engineer (Outside IR35 | 3 Month) Location: 5 days onsite: Corsham / Portsmouth (Onsite) Rate: £450-£500 per day (Outside IR35) Contract: Short-Term - 3 Month Overview We’re looking for an SC Cleared VMware vSphere Engineer to support a critical, short-term requirement within a live operational environment. You’ll be joining an established support function responsible for maintaining and stabilising legacy VMware infrastructure. Key Responsibilities Provide hands-on support across VMware vSphere 6.7 environments Work within a live system, ensuring minimal disruption to services Support incident management, troubleshooting, and resolution Collaborate closely with an existing support/resolver team Contribute to system stability and ongoing operational performance Essential Experience Strong experience with VMware vSphere (version 6.7) Active SC Clearance (mandatory) Background in live operational/support...

Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day | Outside IR35 | Fully Remote (UK) | 6-Month Contract We’re hiring multiple Senior Go Backend Engineers (contractors) to join a large-scale public sector transformation programme delivered by a highly regarded product consultancy. This work is focused on moving critical systems away from a legacy C# ecosystem into a modern, scalable, cloud-native architecture. You’ll be joining cross-functional teams responsible for building resilient backend services that support high-impact, user-facing products used at national scale. This is a 6-month initial contract, ideal for engineers who enjoy working on meaningful systems, solving complex migration challenges, and delivering production-grade backend services, fast. The Role | Senior Backend Engineer, Go (Contract) | C# to Go Large-Scale Migration, AWS, SQL, Distributed Systems | £400-450/day |...

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...

AWS DevOps Engineer | £600 - £635 We're working with a leading specialist technical consultancy delivering high-impact digital transformation for the UK's most critical public sector projects on this exciting opportunity. We are seeking a heavyweight AWS DevOps Engineer to take full ownership of cloud infrastructure and testing lifecycles within a secure government environment. This is a high-autonomy role where you will leverage Kubernetes, Terraform, and advanced CI/CD patterns to build resilient, scalable public sector services from the ground up. The Role Lead the design and implementation of highly secure AWS cloud architecture spanning compute, storage, and networking. Deliver robust Infrastructure as Code (IaC) using Terraform, CloudFormation, or Ansible to ensure repeatable, audited environments. Build and orchestrate containerised workloads using Docker and Kubernetes to drive service efficiency. Architect and maintain sophisticated CI/CD pipelines across...

No job description added SC Cleared VMware vSphere Engineer (Outside IR35 | 3 Month) Location: 5 days onsite: Corsham/Portsmouth (Onsite) Rate: £450-£500 per day (Outside IR35) Contract: Short-Term - 3 Month Overview We're looking for an SC Cleared VMware vSphere Engineer to support a critical, short-term requirement within a live operational environment. You'll be joining an established support function responsible for maintaining and stabilising Legacy VMware infrastructure. Key Responsibilities Provide hands-on support across VMware vSphere 6.7 environments Work within a live system, ensuring minimal disruption to services Support incident management, troubleshooting, and resolution Collaborate closely with an existing support/resolver team Contribute to system stability and ongoing operational performance Essential Experience Strong experience with VMware vSphere (version 6.7) Active SC Clearance (mandatory) Background in live operational/support...

Azure DevOps Engineer Outside IR35 £400-£450 per day 6-month initial contract Leeds (up to 2 days onsite per week) We're seeking an experienced Azure DevOps Engineer to play a key role in designing, building, and supporting scalable cloud platforms. This position centres on driving CI/CD excellence, automating infrastructure, and enabling engineering teams to deliver securely and efficiently click apply for full job details

DV Infrastructure Engineer £500 - £600 A Day Outside IR35 Bristol (Hybrid 3 Days A Week) 6 Month Contract iO Associates are currently partnered with a customer in the Defence space who need a DV Infrastructure Engineer to join them on an initial 6-month contract. Requirements: Existing DV (Developed Vetting) clearance DevOps and container technologies (GitLab, Harbor, FluxCD, Kubernetes) Strong VMware skills Strong understanding of networking principles Relevant certifications (VMware, Microsoft, Dell or security) are highly desirable Understanding of Elastic tools If you're an Infrastructure Engineer looking for acontract offering up to £600 A DAY OUTSIDE IR35 , then send an updated CV to A.brewer@ ioassociates.co.uk. The client is looking to interview candidates NEXT WEEK so if interested, please send across a CV ASAP.

Network Security Engineer - 12 Months - Outside IR35 We are looking for a Network Security Engineer with a strong focus on Fortinet technologies to support a series of security and network transformation projects. This is a hands-on, project-driven role requiring deep Fortinet expertise alongside solid enterprise networking fundamentals. You will play a key role in designing, implementing, and optimising Fortinet-based security solutions across a complex environment. Key Responsibilities: Lead and deliver network security projects with a primary focus on Fortinet solutions Design, deploy, and optimise Fortinet security infrastructure (firewalls, VPNs, segmentation) Implement and manage Fortinet technologies such as FortiGate, FortiManager, and FortiAnalyzer Perform Firewall migrations, rulebase reviews, and security hardening Troubleshoot complex network and security issues across hybrid environments Work closely with stakeholders to ensure successful...

Job Title: Senior AWS DevOps Engineer (Contract) Location: Remote, must be based in the UK Rate: £500 - £550 per day (Outside IR35) Duration: 6 months A leading organisation within the technology sector is seeking an experienced AWS DevOps Engineer to lead on the delivery of scalable, secure cloud infrastructure click apply for full job details

Job Title: Senior AWS DevOps Engineer (Contract) Location: Remote, must be based in the UK Rate: £500 - £550 per day (Outside IR35) Duration: 6 months A leading organisation within the technology sector is seeking an experienced AWS DevOps Engineer to lead on the delivery of scalable, secure cloud infrastructure. This contract role focuses on building and optimising AWS environments, enabling robust serverless and containerised applications, and supporting data-driven platforms. AWS DevOps Engineer Responsibilities: Deliver Infrastructure as Code using Terraform, including modules, state management, and remote backends Lead on AWS cloud architecture across services such as EC2, S3, RDS, IAM, VPC, ECS, and Lambda Develop and maintain serverless and event-driven architectures Build and optimise CI/CD pipelines using Git-based workflows Ensure AWS security best practices (IAM, least privilege, secrets management) are implemented Drive cost optimisation and...