Senior Site Reliability Engineer - London

Salary: £60,000 - 65,000 per year

• Experience in a Site Reliability Engineering, Production Engineering, Cloud Operations, or NOC environment
• Exposure to Linux systems administration
• Exposure to AWS cloud infrastructure
• Exposure to Kubernetes and Docker
• Exposure to production support and incident management
• Exposure to Python, Bash, or Go scripting
• Exposure to monitoring and observability platforms such as Grafana, Prometheus, Datadog, Splunk, or CloudWatch
• Exposure to networking fundamentals including DNS, TCP/IP, and load balancing
• A passion for automation, continuous improvement, and operational excellence
• Experience with Infrastructure as Code such as Terraform would be beneficial
• Experience with SRE principles such as SLIs and SLOs would be beneficial
• Experience in regulated environments would be beneficial

• Monitor and maintain highly available production platforms running in AWS
• Respond to and manage production incidents across a 24/7 service
• Investigate complex technical issues and restore services quickly and effectively
• Develop automation to reduce manual operational tasks and improve platform resilience
• Build and improve monitoring, alerting, and observability across cloud environments
• Work alongside Software, Platform, Cloud, and Security Engineers to improve reliability and operational excellence
• Contribute to post-incident reviews and drive continuous service improvements
• Support containerised workloads using Kubernetes and Docker

• AI
• AWS
• Bash
• Cloud
• CloudWatch
• Datadog
• Docker
• Grafana
• Support
• Kubernetes
• Linux
• Load Balancing
• Prometheus
• Python
• Security
• Splunk
• TCP/IP
• Terraform
• DevOps

More:

We are a global leader in AI-powered customer experience and cloud technology, and we are expanding our engineering teams following the award of a major government programme. We are building and supporting highly secure, cloud-native platforms that deliver sensitive communication services. This is a fully remote role in the UK on a 24/7 shift pattern with a 28-day rota including days and nights. We offer a competitive salary, bonus, and excellent benefits, and you will join an engineering-led organisation where reliability, automation, and continuous improvement are central to our platform.

last updated 36 week of 2026