Senior Site Reliability Engineer (SRE)

ZipRecruiter; London; Hybrid; GBP 125,000 - 150,000; Full time

Job summary

A leading tech company in London seeks a Senior Site Reliability Engineer to shape its infrastructure strategy. This role involves managing cloud systems, leading deployment strategies, and mentoring junior engineers. Enjoy a flexible hybrid working model and a competitive salary with benefits.

Benefits

Flexible hybrid working model

Performance bonus

Comprehensive benefits package

Dedicated learning & development budget

Innovative team culture

Qualifications

• Extensive experience in SRE or DevOps roles.
• Strong expertise with AWS and Kubernetes.
• Excellent communication and problem-solving skills.

Responsibilities

• Manage and optimise cloud infrastructure for scalability and security.
• Design and implement CI/CD pipelines.
• Lead incident response and production troubleshooting.

Skills

Communication

Collaboration

Problem Solving

Education

AWS Certifications

Tools

AWS

Kubernetes

Terraform/OpenTofu

Ansible

GitlabCI

PowerShell

Python

Prometheus

Datadog

Job description

Job Description

Job Title: Senior Site Reliability Engineer (SRE)
Location: Central London (Hybrid - c. 1-2 days per week)
Salary: £80,000 - £100,000 + benefits

Why Apply?

This is a fantastic opportunity for a seasoned Senior Site Reliability Engineer to take a lead role in shaping the infrastructure and operational strategy for one of the most innovative businesses in their market. Working with cutting-edge technology, this role offers high-impact challenges, meaningful collaboration, and excellent career progression.

Senior SRE Responsibilities

• Manage and optimise cloud infrastructure to ensure scalability, high availability, and security.
• Design and implement robust CI/CD pipelines for efficient product delivery.
• Lead deployment strategies and ensure smooth feature rollouts with minimal downtime.
• Define and manage monitoring, logging, and telemetry using tools like AWS Cloudwatch, Prometheus, and Datadog.
• Lead incident response and production troubleshooting with a proactive and preventative mindset.
• Drive automation initiatives with tools like GitlabCI, Terraform/OpenTofu, Ansible, and scripting such as PowerShell or Python.
• Champion infrastructure best practices and mentor junior team members.

Senior SRE Requirements

• Extensive experience in SRE or DevOps roles within high-availability, cloud- environments.
• Strong expertise with AWS (including EKS, MSK, RDS, VPC design, encryption, and IAM).
• Experience with Kubernetes and Argo CD in production settings.
• Deep knowledge of application security protocols and infrastructure-level security practices.
• Real-time incident response skills.
• Proficient in infrastructure as code, monitoring, and automation.
• Excellent communication, collaboration, and problem-solving skills.
• Relevant certifications in AWS would be beneficial.

What's in it for me?

• A permanent full-time role with a growing tech leader in their field
• Flexible hybrid working model in London
• Competitive salary, performance bonus, and comprehensive benefits package.
• Dedicated learning & development budget.
• Innovative, inclusive, and collaborative team culture.
• Exciting projects with a global impact.

We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their , , , /belief, or .