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Lead Site Reliability Engineer

Lead Site Reliability Engineer

Hybrid

London, United kingdom

Senior

Full Time

10-03-2026

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Skills

Leadership Python Go Incident Response CI/CD DevOps Kubernetes Monitoring Azure AWS cloud platforms GCP CI/CD Pipelines Terraform Prometheus Grafana Infrastructure as Code

Job Specifications

Role: Tech Lead, Site Reliability Engineer

Salary: £85,000 + benefits

Location: London (Hybrid – 1 day per week in office)

We are working with a mission-led technology organisation that continues to invest heavily in its cloud platform and infrastructure capabilities. As part of this growth, they are looking for a Tech Lead SRE to help shape the platform's reliability, scalability, and operational maturity.

This is a technical leadership role rather than a people management role. You will serve as the senior technical voice within the SRE function, guiding engineering standards and reliability practices across the platform while remaining hands-on.

You will work closely with platform engineers, cloud engineers and product teams to ensure services are reliable, scalable and observable as the platform continues to grow.

Key Responsibilities

Acting as the technical lead within the SRE function
Improving platform reliability, monitoring and observability
Working closely with engineering teams to design resilient systems
Driving automation, CI/CD and infrastructure improvements
Supporting incident response and root cause analysis
Helping define SRE best practices and reliability standards

Tech Environment

Cloud platforms (AWS, GCP or Azure)
Kubernetes and containerised workloads
Terraform or Infrastructure as Code
Prometheus, Grafana or modern observability tooling
CI/CD pipelines and automation
Python, Go or similar scripting languages

About You

Strong background in SRE, DevOps or Cloud Infrastructure
Experience running production systems at scale
Strong understanding of monitoring, reliability and automation
Comfortable acting as a technical leader within engineering teams

About the Company

At Pulse Recruit, we bridge the gap between extraordinary talent and forward-thinking organisations. Our goal is to cultivate growth and success for both our clients and candidates through our recruitment and advisory solutions. We leverage our deep industry insights to create meaningful connections that empower everyone to thrive. Pulse support our clients with Permanent, Contract, and Advisory hiring, with a strong focus on Product, Software Engineering, and Machine Learning and AI. Know more