Senior Site Reliability Engineer - Observability

About the role

We're seeking a Senior Site Reliability Engineer to join the Core Reliability & Observability team, focusing on shaping observability strategy and ensuring platform reliability. You'll work at the intersection of infrastructure, developer experience, and product engineering to build scalable logging, metrics, tracing, and alerting foundations.

What you'll do

• Lead the observability strategy across the platform, building scalable, developer-friendly logging and tracing capabilities
• Identify and lead large-scale cross-cutting reliability initiatives, including improvements to incident detection, response, and postmortem analysis
• Participate in on-call rotation and actively improve the on-call experience by refining alerting, reducing noise, and ensuring actionable telemetry

What you'll need

• 3+ years solid hands-on experience on a large-scale production platform
• Proven experience with cloud platforms such as AWS, Azure or Google Cloud
• Strong understanding of containerization and orchestration technologies (Docker and Kubernetes)
• Deep understanding of Helm for managing Kubernetes manifests and ArgoCD for GitOps workflows
• Deep expertise in observability tooling including logging (Fluent Bit, OpenTelemetry, Loki), tracing (OpenTelemetry or APMs), and metrics (Prometheus, Thanos, Datadog)
• Proficiency in at least one programming language (Ruby, Python, Go, Java) and infrastructure as code principles
• Experience with monitoring and observability tools
• Strong troubleshooting skills for performance issues in complex environments
• English proficiency

What they offer

• Free health insurance for you and your family
• Up to 14 days of RTT and enhanced parental care program
• Wellbeing program with mental health and coaching support
• Flexible workplace policy offering hybrid and office-based modes
• 10 flexibility days per year to work in EU countries and UK
• Lunch vouchers, work council subsidy, and bicycle subsidy