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Site Reliability Engineer Jobs

Engineers who ensure cloud services are reliable, scalable, and efficient. A critical role in maintaining uptime and performance in cloud environments.

Open roles
6
Salary range
£45k – £90k
Hiring companies
5
View 6 live roles → Get an alert

Site Reliability Engineers (SREs) are the backbone of cloud operations, ensuring that applications and services run smoothly and efficiently. They work closely with development teams to build and maintain robust, scalable systems that can handle high traffic and complex workloads. SREs are in high demand across a range of industries, from tech startups to large enterprises, and their role is crucial in maintaining the reliability and performance of cloud-based applications.

What the role does

Inside the role of a Site Reliability Engineer

A typical week for an SRE is a mix of proactive system maintenance, incident response, and collaboration with development teams.

  1. 01
    Monitor system performance and health metrics.
  2. 02
    Respond to and resolve incidents and outages.
  3. 03
    Implement and optimise automation scripts and tools.
  4. 04
    Collaborate with developers on system design and improvements.
  5. 05
    Conduct post-incident reviews and document findings.
  6. 06
    Participate in on-call rotations and provide 24/7 support when needed.
Salary on the board

£45k – £90k

Based on advertised midpoints across the 8 priced listings posted in the last 12 months. Base salary only.

By seniority
£k base
Junior
45
55
1 job
Mid
45
70
4 jobs
Senior
65
73
1 job
Lead
55
90
2 jobs
Skills & tools

What hiring managers ask for

% of 1 listings posted in the last 12 months that mention each skill, extracted from job descriptions.

AWS
100%
Linux
100%
Docker
100%
Python
100%
Ansible
100%
Terraform
100%
CI/CD
100%
GitLab CI
100%
GitHub CI
100%
Agile
100%
Career ladder

From Junior to Principal

A typical UK progression for site reliability engineers. Years are guidance — strong people move faster, and many senior folks sidestep into research, product or management.

  1. Level 1

    Junior Site Reliability Engineer

    0–2 yrs

    Assist in monitoring and maintaining cloud infrastructure, with a focus on learning and supporting more experienced team members.

  2. Level 2

    Site Reliability Engineer

    2–5 yrs

    Own the reliability and performance of specific systems, implementing automation and optimisation strategies.

  3. Level 3

    Senior Site Reliability Engineer

    5–8 yrs

    Lead the design and implementation of complex cloud architectures, mentor junior engineers, and drive reliability initiatives.

  4. Level 4

    Principal Site Reliability Engineer

    8+ yrs

    Strategise and oversee the reliability and scalability of the entire cloud infrastructure, influencing company-wide practices and policies.

Pathway

How to become a Site Reliability Engineer

There's no single route, but most people follow some version of these steps.

  1. 1

    Learn the Basics

    Start with foundational knowledge in cloud platforms, scripting, and system administration.

  2. 2

    Gain Practical Experience

    Work on real-world projects, contributing to monitoring, automation, and incident response.

  3. 3

    Specialise in SRE Practices

    Deepen your expertise in reliability engineering, including capacity planning and disaster recovery.

  4. 4

    Lead Projects and Teams

    Take on leadership roles, managing teams and driving large-scale reliability initiatives.

  5. 5

    Influence Company Strategy

    Shape the company's cloud strategy and best practices, contributing to long-term reliability and efficiency.

Live jobs

6 live roles

Site Reliability Engineer

This role involves designing, implementing, and maintaining cloud-based systems in AWS, focusing on reliability, performance, and security. You will work with Linux, containers, and CI/CD tools, and collaborate with developers to ensure seamless infrastructure and application integration.

TEKsystems Nottingham, Nottinghamshire, United Kingdom £400 – £450 pd
On-site Permanent
Amazon logo

Site Reliability Engineer, Region Services

Would you like to help implement innovative cloud computing solutions and solve the most complex technical problems? Are you excited by the prospect of building and running the world's largest cloud computing infrastructure to provide a better world for future...

Amazon London, United Kingdom
Permanent
Adecco logo

Principal Site Reliability Engineer x5 (SC CLEARED)

Principal Site Reliability Engineer x5 (SC CLEARED)Wokingham - hybrid working - £55,000 - £70,000 + perm benefitsWe are seeking experienced Principal Site Reliability Engineers (SRE) to join a high-performing engineering team delivering resilient, cloud-native platforms for UK-based customers. These roles...

Adecco Wokingham, Berkshire, United Kingdom £55,000 – £70,000 pa
Hybrid Permanent Clearance Required
Adecco logo

Principal Site Reliability Engineer x5 (SC Cleared)

Principal Site Reliability Engineer x5 (SC Cleared)South England - hybrid working - £70,000 - £90,000 + perm benefitsWe are seeking experienced Principal Site Reliability Engineers (SRE) to join a high-performing engineering team delivering resilient, cloud-native platforms for UK-based customers. These...

Adecco United Kingdom £70,000 – £90,000 pa
Hybrid Permanent Clearance Required

Senior Site Reliability Engineer

Ref: 23343The Skills You'll Need: Site Reliability Engineer, CI/CD systems, CloudWatch alertingYour New Salary: £45 to £64 per hourLondon - Hybrid (1-2 days office)12 months temporary agency workerStart: ASAPSenior Site Reliability Engineer - What You'll be Doing:Reliability & Risk Engineering*...

People First (Recruitment) Ltd London, United Kingdom

AWS Cloud Engineer / Site Reliability Engineer (SRE)

This role involves designing, building, and operating modern cloud infrastructure on AWS, focusing on scalability, automation, and system reliability. You will manage CI/CD pipelines, implement monitoring and observability, and ensure high availability in live environments. Collaboration with engineering teams to improve DevOps practices is a key aspect of the job.

GTC Recruitment London, United Kingdom £600 – £662 pd
Hybrid Contract Clearance Required
Top hirers

Companies hiring site reliability engineers

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Hiring locations

Where this role is hiring

The locations with the most live listings for this role today.

London

Location
3 open

Nottingham

Location
1 open

Woking

Location
1 open
FAQs

Common questions

  • Essential skills include strong knowledge of cloud platforms, scripting, system administration, and automation tools. Familiarity with monitoring and incident response is also crucial.

  • SREs collaborate closely with developers to ensure that applications are designed for reliability and scalability. They provide feedback on system design and help implement automation and monitoring solutions.

  • SREs often work in fast-paced, collaborative environments. They may be part of on-call rotations and need to be available to respond to incidents at any time.

  • Advancement involves gaining experience, specialising in advanced SRE practices, and taking on leadership roles. Continuous learning and staying updated with the latest cloud technologies are also important.

  • Salary ranges can vary widely based on experience, location, and company size. For more detailed information, please refer to the salary section on this page.

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