427 jobs for “Systems Administrator”
GBR Recruitment Limited South Yorkshire £44,000 – £50,000 pa
Manage, maintain and optimise core IT infrastructure on an MoD base, covering Windows Server, virtual environments, networks, cloud services and backup systems. The role involves cybersecurity safeguards, incident resolution and mentoring a CIS team, working directly with the Programme Manager and MoD client. Requires SC clearance and five days on-site.
ITOL Recruit London £28,000 – £35,000 pa
A self-funded training programme with a job guarantee, teaching HTML, CSS, JavaScript and React alongside AWS and Microsoft Azure certifications. Learners complete 30+ hands-on projects with GitHub, 1-1 tutor support and CV, LinkedIn and interview preparation, then receive recruitment support until placed in a UK developer role.
ITOL Recruit Swansea £28,000 – £35,000 pa
A self-funded training programme rather than a salaried job, combining online courses in HTML, CSS, JavaScript and React with AWS and Azure certifications and 30+ portfolio projects. Candidates learn at their own pace with 1-1 tutor support, then receive CV, interview and recruitment help to secure a first developer role.
Qualify Nation Recruitment Manchester £28,000 – £38,000 pa
A traineeship combining structured learning with hands-on DevOps projects, covering Linux, Git, CI/CD pipelines, Docker, cloud platforms (AWS, Azure, GCP), Infrastructure as Code, monitoring and DevSecOps. Learners build a portfolio through realistic deployments and troubleshooting. Training is paid for by the learner, with remote and flexible study plus mentoring and career support.
Qualify Nation Recruitment Edinburgh £28,000 – £38,000 pa
A traineeship covering DevOps fundamentals including Linux administration, shell scripting, Git, CI/CD pipelines, Infrastructure as Code, Docker and cloud platforms such as AWS, Azure and Google Cloud. Participants build a portfolio through hands-on projects like deploying applications, configuring monitoring and applying DevSecOps practices, with mentoring and career support.
Palo Alto Networks Paris, France
Designs and plans Idira privileged account security solutions for customers, coordinating with implementation, sales and product teams to ensure architectures meet standards and are executed as planned. Acts as a technical expert advising on best practices, risk and business priorities while managing the full customer journey and escalations.
Palo Alto Networks London
Designs and plans privileged account security solutions for customers, coordinating with implementation, sales and product teams to ensure architectures meet standards and are executed as planned. Acts as a technical expert advising on best practices, risk management and deployment approaches while managing the full customer journey and escalations.
Cloudflare London €54,000 – €75,000 pa
Build and operate systems terminating HTTP and TLS at Internet scale, migrating core infrastructure from NGINX to a next-gen Rust-based proxy. Work spans protocol performance measurement, open-source contributions and IETF standards like QUIC, MASQUE and ECH, alongside leading engineers.
Cloudflare London £185,000 – £254,000 pa
Builds and operates Cloudflare's Basin platform, spanning the Iceberg metadata catalog with ongoing table maintenance and an in-house distributed SQL engine running petabyte-scale queries over R2. Owns code from inception to release across the stack, architecting globally distributed data consistency models, optimising storage engine performance and designing data-centric APIs in Rust, TypeScript, Go and C++.
Sellick Partnership Nottinghamshire £400 pd
Day-to-day administration, maintenance and support of core IT infrastructure across Wintel, Linux and VMware, plus Azure tenant and cloud services. Manages Active Directory, SCCM, certificates, encrypted email and file shares, resolving complex incidents and monitoring performance against SLAs. Works with internal ICT teams and external service providers in a public sector environment, mentoring colleagues and supporting change delivery.
Randstad Technologies Recruitment London £400 – £500 pd
Hands-on Oracle Apps DBA role managing and optimising mission-critical EBS R12 environments and underlying databases across test, development and 24/7 production. Involves cross-layer troubleshooting spanning application, database, OS and infrastructure, plus high-availability, backup/DR and performance work, while contributing to cloud migration initiatives to OCI or Azure.
Infosec Cheltenham
Builds, automates and supports secure cloud and on-premise environments for national security and defence programmes. Day to day involves designing CI/CD pipelines, writing Infrastructure as Code with Terraform and Ansible, managing Linux infrastructure, running containerised workloads on Docker and Kubernetes, and implementing monitoring and observability. Requires active DV clearance and works alongside a highly capable engineering team on large-scale secure systems.
Salt Search Ipswich £70,000 – £100,000 pa
Designs, implements and supports secure IT infrastructure across virtualisation, networking, storage, automation and platform technologies. Works with VMware, Kubernetes, NSX and IaC tooling, collaborating with technical teams and providing technical leadership on complex issues. Requires active DV clearance and is based fully on site at one of four UK locations.
Salt Search London £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 critical systems. Requires active DV clearance and full-time on-site work in London, Manchester, Ipswich or Cheltenham.
Avanti Recruitment Staines-upon-Thames £40,000 – £50,000 pa
Support and maintain cloud infrastructure behind a business-critical SaaS platform, working with Azure, CI/CD pipelines, Infrastructure as Code, Docker and Linux. The role sits alongside experienced engineers, with troubleshooting, monitoring and deployment support as core duties, and Kubernetes training available if needed.
