Site Reliability Engineer (London)

• Act as the primary responder in the on-call rotation for production incidents.
• Lead incident response and coordination during platform emergencies.
• Own and maintain the incident management process, including documentation and communication protocols.
• Facilitate post-incident reviews and ensure follow-up actions are tracked and implemented (on-call engineer leads the review).

• Own the implementation and optimisation of monitoring tools across the platform.
• Design and implement monitoring for application performance, database health, cache clusters, API endpoints, and service latencies.
• Establish and track reliability metrics

• Monitor and alert on security risks via application monitoring.
• Ensure secure handling and rotation of monitoring credentials and tokens in DataDog and other tools.
• Track and manage external API versions and deprecation timelines, including documentation, alerting, and coordination with dev teams.
• Own the dependency update process across services: track outdated dependencies, prioritise updates, coordinate rollouts, and monitor for vulnerabilities.
• Maintain dashboards for dependency freshness and API version status.
• Contribute to security incident response when related to monitoring or integrations.

• Define and maintain SLOs for critical services.
• Create and manage a stability and performance-focused feature roadmap.
• Implement automated alerting with thresholds that minimise alert fatigue.
• Contribute to architectural discussions, prioritising scalability, reliability, and cost efficiency.
• Participate in release planning and deployment processes to enforce reliability standards.

• Review and validate production deployments from a reliability perspective.
• Collaborate with developers on robust deployment practices.
• Monitor post-deployment performance and stability.
• Support deployment automation improvements.

• Participate in daily standups and team meetings.
• Respond to requests in relevant Slack channels.
• Maintain clear documentation of SRE processes and procedures.
• Track work items in ClickUp for visibility and prioritisation.
• Work closely with development, operations, and product teams to embed reliability best practices.

• Proven experience in Site Reliability Engineering, DevOps, or related fields.
• Strong knowledge of monitoring/observability tools (DataDog preferred).
• Solid understanding of cloud infrastructure, APIs, and CI/CD pipelines.
• Experience with incident response, incident management, and post-mortem facilitation.
• Familiarity with security practices and dependency management.
• Ability to work cross-functionally and communicate clearly with technical and non-technical stakeholders.

• Experience with SLO framework development.
• Hands-on experience implementing DORA and SPACE metrics.
• Familiarity with HappierPlace or similar dev environment management tools.
• Prior exposure to cost-driven architectural decision making.

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