126 to 149 of 149 Site Reliability Engineer Jobs in the UK

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

Senior Linux SRE Outside IR35 - 12 month contract initially Full remote role across UK/Europe Our client is a consumer facing tech business and they are looking for a Senior SRE with a strong background in Linux infrastructure and third-party system operations. You'll be responsible for running and optimising large-scale production environments (5,000+ hosts) built … on technologies such as Kafka, Redis, Kubernetes and MySQL. This is a hands-on, systems-level position focused on reliability, scalability, performance and troubleshooting. You'll work alongside experienced engineers, operating with a high degree of autonomy to keep critical systems healthy, resilient, and observable. Key Responsibilities Manage, configure and maintain Linux systems (CentOS, Rocky, RHEL or similar distributions … reduce toil and streamline recurring tasks Contribute to Infrastructure-as-Code practices using tools such as Ansible or Puppet Required Experience & Skills 5+ years' experience in Linux system administration, SRE, Infrastructure or Platform Engineering roles Proven experience operating large-scale infrastructure (thousands of hosts/distributed systems) Strong troubleshooting and performance tuning skills at the infrastructure and OS level Solid More ❯

the technical estate, replace existing systems with new and scale and develop the platform. It's an exciting time to join the team in this captivating period. As an SRE you will be part of the Partnerize Technical Operations team, they work with the business, development and IT functions. You'll be building the infrastructure, delivering projects and processes required … get excited about taking us to the next stage of our evolution helping us with their specific skills and experience but learning new ones along the way. As an SRE at Partnerize, You Will: Provide primary operational support and engineering for multiple large, distributed software applications Measure and optimise system performance, with an eye toward pushing our capabilities forward, getting … ahead of customer needs, and innovating to continually improve Build software and systems to manage platform infrastructure and applications Improve reliability, quality, and time-to-market of our suite of software solutions Partner with development teams to improve services through rigorous testing and release procedures Participate in system design consulting, platform management, and capacity planning Work closely with development More ❯

the technical estate, replace existing systems with new and scale and develop the platform. It's an exciting time to join the team in this captivating period. As an SRE you will be part of the Partnerize Technical Operations team, they work with the business, development and IT functions. You'll be building the infrastructure, delivering projects and processes required … get excited about taking us to the next stage of our evolution helping us with their specific skills and experience but learning new ones along the way. As an SRE at Partnerize, You Will: Provide primary operational support and engineering for multiple large, distributed software applications Measure and optimise system performance, with an eye toward pushing our capabilities forward, getting … ahead of customer needs, and innovating to continually improve Build software and systems to manage platform infrastructure and applications Improve reliability, quality, and time-to-market of our suite of software solutions Partner with development teams to improve services through rigorous testing and release procedures Participate in system design consulting, platform management, and capacity planning Work closely with development More ❯

DV-Cleared Application Support Engineer - Contract - Cheltenham - On-Site Hays Technology is recruiting an Application Support Engineer for a secure, on-site contract role in Cheltenham. This position is outside IR35 and requires active DV clearance. Rate: £550-£650/day Location: Cheltenham (3/4 days/week on-site) Duration: Contract Clearance: Must More ❯

Lead SRE/Observability Engineering Lead - (Outside IR35 Contract/Remote) Location: Bristol/London HQ - Largely Remote (Occasional Travel) Day Rate: Outside IR35 - £650 to £750 p/d Duration: 3-6 Months Initial - with intention to extend Payment Terms: Monthly Our client is a FTSE100 Wealth/Asset Management firm seeking to engage a Lead SRE Engineer … metrics and traces. Implementation & Enablement: Assist digital engineering teams in implementing synthetic monitoring, health checks, observable CI/CD pipelines, distributed tracing, and cloud-native monitoring patterns. Partner with SRE, DevOps, and engineering teams to embed observability into digital platforms and services. Collaboration & Culture: Promote a culture of data-driven decision-making and operational excellence. Drive adoption of observability best … practices, standards, and governance across teams. Technical Expertise Core Experience: 10+ years in engineering roles, with at least 5 years in SRE, Observability, or DevOps functions.Proven track record implementing observability solutions in cloud-native environments (AWS, Azure, or GCP). Hands-on proficiency with observability tools such as Datadog, Grafana, Prometheus, OpenTelemetry. Strong knowledge of distributed systems, microservices, and container More ❯

DV-Cleared Application Support Engineer - Contract - Cheltenham - On-Site Hays Technology is recruiting an Application Support Engineer for a secure, on-site contract role in Cheltenham. This position is outside IR35 and requires active DV clearance. Rate: £550-£650/day Location: Cheltenham (3/4 days/week on-site) Duration: Contract Clearance: Must More ❯

Azure Infrastructure SRE Lead Upto £500.00 Per Day - Inside IR35 via Umbrella Location: 1 day per week in Woking 6 Months Our leading services client is seeking an experienced, UK based Azure Infrastructure SRE Lead to be responsible for the overall reliability, scalability, performance, and operational efficiency of systems and services deployed on the Microsoft Azure Cloud platform. This More ❯

Azure Infrastructure SRE Lead Upto 500.00 Per Day - Inside IR35 via Umbrella Location: 1 day per week in Woking 6 Months Our leading services client is seeking an experienced, UK based Azure Infrastructure SRE Lead to be responsible for the overall reliability, scalability, performance, and operational efficiency of systems and services deployed on the Microsoft Azure Cloud platform. This More ❯

Azure Infrastructure SRE Lead Upto £500.00 Per Day - Inside IR35 via Umbrella Location: 1 day per week in Woking 6 Months Our leading services client is seeking an experienced, UK based Azure Infrastructure SRE Lead to be responsible for the overall reliability, scalability, performance, and operational efficiency of systems and services deployed on the Microsoft Azure Cloud platform. This More ❯

Lead SRE/Observability Engineering Lead - (Outside IR35 Contract/Remote) Location: Bristol/London HQ - Largely Remote (Occasional Travel) Day Rate: Outside IR35 - £650 to £750 p/d Duration: 3-6 Months Initial - with intention to extend Payment Terms: Monthly Our client is a FTSE100 Wealth/Asset Management firm seeking to engage a Lead SRE Engineer More ❯