Site Reliability Engineer – Cloud, Observability & Resilience

IMG; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Job summary

IMG is seeking a Site Reliability Engineer to design, build, operate, and continuously improve resilient platforms underpinning our digital, cloud, and broadcast-adjacent services. The role combines strong infrastructure and software engineering with an operational mindset to embed reliability across live, business-critical environments.

The successful candidate will enhance service reliability, observability, incident response, automation, and disaster recovery readiness while collaborating

Qualifications

• Proven experience in a Site Reliability Engineer, DevOps Engineer, Platform Engineer, or similar role.
• Strong knowledge of Linux and operating system fundamentals.
• Hands-on experience with cloud platforms such as AWS, Azure, or Google Cloud.
• Experience with containerisation and orchestration technologies such as Docker and Kubernetes.
• Strong experience with CI/CD tooling and modern software delivery practices.
• Hands-on experience with Infrastructure as Code tools such as Terraform or CloudFormation.
• Experience with monitoring, logging, and alerting tooling, and with designing actionable observability solutions.
• Solid understanding of networking, security, system architecture, and distributed systems principles.
• Strong scripting or programming capability in Python, Bash, or similar languages.
• Experience working in high-availability, live production, or other business-critical operational environments.
• Strong troubleshooting skills, calm decision-making under pressure, and a continuous improvement mindset.
• Excellent communication and collaboration skills, including the ability to work effectively with technical and non-technical stakeholders.
• Experience supporting media, broadcast, streaming, or live event platforms.
• Familiarity with incident management, postmortem practice, and error-budget based operational models.
• Experience with resilience engineering, multi-site failover, and disaster recovery testing.
• Exposure to event-driven or low-latency systems, media transport, or hybrid on-prem/cloud architectures.
• Understanding of compliance, operational risk management, and support processes in client-facing environments.

Responsibilities

• Design, build, and maintain reliable, scalable infrastructure and platform services across on-premises and cloud environments.
• Improve service availability, latency, performance, and operational efficiency through reliability practices.
• Build and enhance observability across services and infrastructure, including monitoring, logging, alerting, dashboards, and service health indicators.
• Define and maintain SLIs, SLOs, alerting standards, and operational runbooks for critical services.
• Automate infrastructure provisioning, configuration, deployment, and recovery processes using IaC and scripting.
• Partner with software, platform, broadcast engineering, and operational teams to improve release quality, resilience, and supportability.
• Act as an escalation point for production incidents, guiding diagnosis, mitigation, communication, and post-incident follow-up.
• Drive root cause analysis and corrective actions following incidents to prevent recurrence.
• Support design, testing, and documentation of high availability, backup, failover, and disaster recovery arrangements.
• Help enforce security, access control, patching, and operational best practices across infrastructure and services.
• Optimise system capacity, cost, and performance across environments.
• Produce and maintain clear technical documentation, operational procedures, and handover materials.
• Support live event workflows where reliability and rapid response are essential.
• Contribute to technical planning for new services, migrations, and platform enhancements.

Skills

Linux fundamentals

Cloud platforms

Docker/Kubernetes

CI/CD tooling

Infrastructure as Code

Observability/monitoring

Scripting (Python/Bash)

HA/Disaster recovery

Incident management

Communication & collaboration

Tools

Terraform

CloudFormation

Prometheus/Grafana

ELK/Logging

Docker

Kubernetes

Jenkins

Git

Job description

IMG is seeking a Site Reliability Engineer to design, build, operate, and continuously improve resilient platforms underpinning our digital, cloud, and broadcast-adjacent services. The role combines strong infrastructure and software engineering with an operational mindset to embed reliability across live, business-critical environments.

The successful candidate will enhance service reliability, observability, incident response, automation, and disaster recovery readiness while collaborating