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Senior Site Reliability Engineer; LON

Remote / Online - Candidates ideally in
Greater London, London, Greater London, W1B, England, UK
Listing for: McNally Recruitment Ltd
Part Time, Remote/Work from Home position
Listed on 2026-10-03
Job specializations:
  • IT/Tech
    Systems Engineer, Cloud Computing: Infrastructure & Operations, SRE/Site Reliability
Salary/Wage Range or Industry Benchmark: 90000 - 150000 GBP Yearly GBP 90000.00 150000.00 YEAR
Job Description & How to Apply Below
Position: Senior Site Reliability Engineer (LON)
Location: Greater London

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 Power Shell, JSON, Azure Bicep, ARM and Azure Dev Ops.
  • 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, App Insights
  • Excellent knowledge of Dev Ops processes and principles
  • Knowledge of IT Service Management and automation of IT fulfilment processes through Orchestration and Service Now
  • Strong communication skills with the ability to proactively engage with a wide range of stakeholders

SALARY INCLUDES 10% Benefits-As-Cash

Position Requirements
10+ Years work experience
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