Senior Site Reliability Engineer for a growing B2B SaaS platform transformation. You will own cloud reliability, manage incidents, and implement tooling to support platform upgrades. You’ll collaborate across teams to adopt new processes and shape how the cloud function operates at scale. This is a hands-on, on-call role with growth toward team leadership. You’ll work primarily with AWS, Kubernetes, and observability tooling to reduce outages and improve system resilience.
Pay / Benefits
bonus
on-call allowance
on-site work (Milton Keynes, 2 days on site per week)
referral bonus up to 1000
opportunity for team leadership
career progression in a growing team
Responsibilities
Manage provisioning and configuration of servers and networks using Terraform and Kubernetes
Monitor application performance with Datadog and other observability tools
Lead incident response, driving improvements to recovery processes
Own incident resolutions and reduce MTTR, incident frequency, and on-call toil
Identify automation opportunities to raise reliability and efficiency
Work on an on-call rota and be available to respond to incidents
Collaborate with development and support teams to adopt new ways of working
Key requirements
Experience as a Site Reliability Engineer or similar (cloud, infrastructure, DevOps or platform engineering) in a customer-facing environment
Strong hands-on experience with AWS and on-premise VMs
Experience with IaC (Terraform), Kubernetes, and monitoring/observability tools (Prometheus, Grafana, Datadog, or Azure Monitor)
Ability to communicate across internal teams and external customers
Networking skills across cloud and on-prem environments
Windows or Linux systems administration (Linux preferred)
Experience with AI tools to enhance efficiency
Previous experience in a SaaS or MSP setting
Ability to implement new processes and drive adoption across teams
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