Site Reliability Engineer Lead

JR United Kingdom; London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

Join a leading tech company as a Site Reliability Engineer (SRE) Lead in London, where you will lead the observability function within a transformative program. Your role will involve driving best practices, collaborating across teams, and using tools like Datadog to ensure effective monitoring and operational efficiency. This hybrid position supports flexible work arrangements while delivering high-impact results.

Qualifications

• Proven hands-on SRE experience with solid observability understanding.
• Experience with Datadog or similar platforms.
• Strong AWS cloud skills and configuration management tools knowledge.

Responsibilities

• Lead the SRE function and implement observability strategy.
• Define observability roadmap in collaboration with the client.
• Be hands-on with Datadog for monitoring.

Skills

SRE Engineering

Observability Practices

DevOps Toolchain Knowledge

Cloud Engineering

Configuration Management

Education

AWS Certification

Tools

Datadog

Jenkins

Terraform

Docker

Job description

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Site Reliability Engineer (SRE) Lead – Observability

Location: London (Hybrid, 2 days on site per week)

Contract Role

Overview:

Join a high-impact team where you'll lead and shape the SRE and Observability function for a major transformation programme. This role goes beyond traditional SRE – you’ll champion best practices across product teams, drive observability strategy, and work hands-on with cutting-edge tools like Datadog and AWS.

Key Responsibilities:

• Lead the SRE function and promote observability-first thinking across development and operations teams.
• Define and implement the observability roadmap across product domains in collaboration with the client.
• Be hands-on with Datadog for infrastructure and application-level monitoring.
• Guide and review daily operations and improvements across observability platforms.
• Partner with engineering squads to deliver on observability requirements in an agile, demand-led way.

Core Skills & Experience:

• Proven experience as a hands-on SRE Engineer.
• Deep understanding of observability and monitoring practices.
• Practical experience with Datadog (or similar observability platforms).
• Strong DevOps toolchain knowledge: GitHub, GitHub Actions, Jenkins, CodeQL, Nexus, CloudFormation, Terraform.
• Solid cloud engineering skills, especially with AWS (EC2, ELB, ECS, S3, CloudTrail, Config, Lambda, VPC, EFS).
• Exposure to container-based platforms (e.g., Docker).
• Experience with configuration management tools like Chef.
• AWS certification (or willingness to pursue one).