About this role
Site Reliability & Observability Engineer / Datadog – Synthetic Monitoring, APM, RUM, Log Management, SLO’s, Alerting / Azure / Azure DevOps / Cloudflare / 6-month contract / Hybrid – West Midlands / Remote / £450 – 600 per day Inside IR35.
One of our leading clients is seeking a Lead Site Reliability & Observability Engineer to build and operate a world-class monitoring, synthetic testing, and reliability platform.
Location – West Midlands / Remote – 5 days per week with 1-2 days per week onsite
Duration – 6 months +
Day rate – £450 – 600 per day Inside IR35
This role will lead the implementation of Datadog across Azure and Cloudflare, creating a comprehensive early warning system that continuously validates APIs, integrations, and customer user journeys in production.
Key Responsibilities:
Own and evolve the Datadog observability platform.Design and maintain synthetic monitoring for critical API and UI workflows.Build continuous production validation covering business-critical customer journeys.Integrate monitoring, testing, dashboards, and alerting into Azure DevOps and GitHub pipelines.Develop monitoring-as-code and testing-as-code practices using Terraform.Create actionable dashboards, SLOs, SLIs, alerts, and anomaly detection.Integrate Datadog with Azure, Cloudflare, and modern SaaS architectures.Drive reliability, performance, and root-cause analysis across production systems.
Required Experience:
Strong hands-on Datadog expertise, including:Synthetic MonitoringAPMRUMLog ManagementSLOs and AlertingExperience operating large-scale global SaaS platforms.Deep Azure experience.Experience integrating Cloudflare services.Strong CI/CD experience with Azure DevOps and GitHub.Expertise in API, integration, and browser-based testing.Infrastructure as Code experience using Terraform.Experience with distributed systems, microservices, and cloud-native architectures.
Desirable:
Datadog certifications.Azure certifications.Cloudflare administration experience.Background in Site Reliability Engineering (SRE) or Platform Engineering leadership roles.