Senior Site Reliability Engineer (LON)

Job description

Senior Site Reliability Engineer (London)

We’re working in collaboration to source a Senior Site Reliability Engineer for a large UK client. The role is mostly working remotely, with only 1 day per week being required to work in the London office.

• In this key role, you’ll improve, drive, and embed non-functional and operational characteristics such as availability, performance, efficiency, change management, monitoring, security, incident response, and capacity planning of our products and services
• You’ll enjoy significant stakeholder interaction, working in collaboration with engineers to ensure a principled approach to deliver change in a safe and secure way
• This is a chance to join an inclusive team with a collaborative ethos and a commitment to innovation and professional development
• You’ll work from home some of the time, but you’ll also spend a significant amount of time working from an office or hub

What you’ll do

• Work closely with our feature team and other colleagues to meet defined service level objectives and continually improve systems and environments.
• Define error budgets that support finding the right balance between risk and reliability.
• Provide structure and help to our release process, suggesting and making improvements where possible.
• Help scale systems sustainably through mechanisms like automation, evolving them by pushing for changes that improve reliability and velocity.
• Coach and provide guidance to colleagues and the wider team, leading where required.

In addition to this, you’ll:

• Proactively contribute new ideas and innovations to meet short-term and longer-term goals
• Continually balance and manage any potential risks
• Be accountable for the day-to-day health of both production and non-production environments and respond to any incidents as required
• Provide technical expertise and input to establish the risk tolerance of products and services
• Communicate incident status updates clearly and frequently to other teams, customers and stakeholders

The skills you’ll need

• At least 10 years of hands-on experience, including as a Senior SRE with a proactive approach to spotting problems, areas for improvement, and performance bottlenecks.
• Experience working with cloud-native microservices, including containerisation, management of Kubernetes workloads and API management.

• Hands-on experience with Azure, Infrastructure as Code (IaC), and technologies such as PowerShell, JSON, Azure Bicep, ARM and Azure DevOps.
• The client is moving to Terraform, which is essential, moving from Bicep (desirable).
• Experience with Full Stack Observability using tools such as Grafana Stack, Log Analytics, AppInsights
• Excellent knowledge of DevOps processes and principles
• Knowledge of IT Service Management and automation of IT fulfilment processes through Orchestration and ServiceNow
• Strong communication skills with the ability to proactively engage with a wide range of stakeholders

SALARY INCLUDES 10% Benefits-As-Cash

Extra information

Status

Open

Education Level

Secondary School

Location

Greater London

Type of Contract

Full-time jobs

Salary indication

Between £90,000 and £150,000 Per Month

Published at

10-10-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English