Site Reliability Engineer (SRE)

mthree; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Global Investment Bank in London seeks a Site Reliability Engineer to join its Platform Engineering team, focusing on production support, observability, and platform reliability for enterprise systems.

You will help build, support, and enhance observability platforms, driving reliability, scalability, and operational excellence across a large global environment.

Qualifications

• 2+ years' experience supporting enterprise production environments.
• Hands-on experience with Grafana or other modern observability and monitoring platforms.
• Strong Linux administration and troubleshooting skills.
• Experience with Python and/or Ansible.

Responsibilities

• Support and administer global monitoring and observability platforms.
• Investigate, troubleshoot, and resolve production incidents, alerts, and performance issues.
• Drive platform reliability through automation, monitoring, and continuous improvement initiatives.
• Manage production changes and releases in a controlled and low-risk manner.
• Partner with engineering teams to improve system resilience and operational efficiency.
• Build and maintain dashboards, alerting capabilities, and monitoring solutions.
• Contribute to strategic decisions around observability, telemetry, and platform architecture.
• Champion best practices across monitoring, incident management, and root cause analysis.
• Work closely with stakeholders globally to improve user experience and platform adoption.
• Leverage AI-powered tooling to enhance operational processes and team efficiency.

Skills

Grafana

Linux

Python

Ansible

Incident management

Cloud platforms

CI/CD

Stakeholder management

Troubleshooting

Monitoring

Tools

GitLab

Jenkins

Nexus

Ansible

Job description

Global Investment Bank | Observability & Platform Reliability | London

A leading global investment bank is looking for a Site Reliability Engineer to join its Platform Engineering team in London. This is an excellent opportunity for someone with experience in production support, observability, and platform reliability to work on business-critical monitoring systems used across a large-scale global environment.

You'll be part of a collaborative international team responsible for building, supporting, and enhancing enterprise observability platforms, helping drive reliability, scalability, and operational excellence across the organisation.

What You’ll Be Doing

• Support and administer global monitoring and observability platforms
• Investigate, troubleshoot, and resolve production incidents, alerts, and performance issues
• Drive platform reliability through automation, monitoring, and continuous improvement initiatives
• Manage production changes and releases in a controlled and low-risk manner
• Partner with engineering teams to improve system resilience and operational efficiency
• Build and maintain dashboards, alerting capabilities, and monitoring solutions
• Contribute to strategic decisions around observability, telemetry, and platform architecture
• Champion best practices across monitoring, incident management, and root cause analysis
• Work closely with stakeholders globally to improve user experience and platform adoption
• Leverage AI-powered tooling to enhance operational processes and team efficiency

Skills & Experience Required

• 2+ years' experience supporting enterprise production environments
• Hands-on experience with Grafana or other modern observability and monitoring platforms
• Strong Linux administration and troubleshooting skills
• Experience with Python and/or Ansible
• Knowledge of incident, problem, change, and release management processes
• Understanding of cloud platforms and modern infrastructure concepts
• Exposure to CI/CD tools such as GitLab, Jenkins, Nexus, or Ansible
• Excellent communication and stakeholder management skills
• Strong analytical and problem-solving abilities