Platform Reliability Engineer—Cloud, Observability

SIS Ltd; Milton Keynes; On-site; GBP 70,000 - 95,000; Full time

Job summary

Platform Reliability Engineer at SIS Ltd. as part of a team ensuring reliability and performance of 24/7 platforms. You will drive automation, observability and improvements across cloud platforms, applications and engineering teams.

You will support Azure-hosted services, Kubernetes environments and cloud-native tech, delivering robust incident response and proactive reliability enhancements that reduce toil and improve service resilience.

Qualifications

• 3+ years in Site Reliability Engineering or equivalent production role.
• Experience supporting 24/7 high-availability services.
• Strong knowledge of Microsoft Azure and cloud best practices.
• Experience with Kubernetes and AKS for containerised workloads.
• Knowledge of Grafana, Prometheus and Azure Monitor.
• Troubleshooting complex applications and distributed systems.
• Automation, scripting and CI/CD practices experience.
• Strong incident management and analytical skills.
• Proactive mindset for reliability, resilience and efficiency.
• Experience with Java/Spring Boot or .NET support and messaging tech.

Responsibilities

• Support highly available, business-critical apps and cloud platforms.
• Investigate incidents and perform root-cause analysis for rapid restoration.
• Improve platform reliability via automation and monitoring initiatives.
• Enhance observability with dashboards, logging, metrics, tracing and alerts.
• Support AKS/Azure-hosted services and cloud-native technologies.
• Contribute to CI/CD pipelines and deployment readiness activities.
• Drive improvements to reduce toil and increase resilience and performance.
• Collaborate with Software, Platform, Infra and Security teams.

Skills

SRE experience

Cloud operations

Azure knowledge

Kubernetes

Monitoring/observability

CI/CD practices

Incident management

Automation scripting

Problem solving

Proactive reliability

Tools

Grafana

Prometheus

Azure Monitor

AKS

Terraform

Bicep

FluxCD

Argo CD

Ansible

StackStorm

Job description

Platform Reliability Engineer at SIS Ltd. as part of a team ensuring reliability and performance of 24/7 platforms. You will drive automation, observability and improvements across cloud platforms, applications and engineering teams.

You will support Azure-hosted services, Kubernetes environments and cloud-native tech, delivering robust incident response and proactive reliability enhancements that reduce toil and improve service resilience.