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LSEG (London Stock Exchange Group)

Site Reliability Engineer – Electronic Trading Team

LSEG (London Stock Exchange Group)

Senior Engineer in Site Reliability responsible for FX trading platform reliability and operational excellence at LSEG. Collaborating across teams to ensure system availability and performance.

Posted 5/28/2026full-timeSt. Louis • Montana • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
AWSAzureCloudJavaKubernetesPythonSQL

About the role

Key responsibilities & impact
  • Own and maintain Service Level Objectives (SLOs) for the systems you support.
  • Continuously measure and improve availability, and overall system health.
  • Develop automation to scale systems sustainably and prevent or mitigate service issues.
  • Partner with development teams to enhance reliability, observability, and release velocity.
  • Participate in on-call rotations, incident response, post-incident reviews, and root-cause analysis.
  • Promote strong engineering practices to help build, deploy, and operate high-performance services.
  • Act as a key enabler for Cloud migration, working with operations and engineering teams from project inception through to operational readiness.
  • Conduct architectural reviews, support operational acceptance testing, and configure Datadog dashboards and metrics.

Requirements

What you’ll need
  • A Bachelor's degree in computer science, a related technical field involving software/systems engineering, or equivalent practical experience.
  • Experience with programming languages such as: Java, C#, Python.
  • Experience with relational databases and SQL
  • Experience with Infrastructure as Code.
  • Experience in Observability practices with logging, metrics, tracing, and alerting.
  • Hands on Experience with one of the following cloud platforms: Azure, AWS, Kubernetes

Benefits

Comp & perks
  • healthcare
  • retirement planning
  • paid volunteering days
  • wellbeing initiatives

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools
JavaC#PythonSQLInfrastructure as CodeObservabilityCloud migrationDatadogKubernetesrelational databases
Soft Skills
communicationcollaborationproblem-solvingincident responseroot-cause analysisengineering practicesreliabilityobservabilityrelease velocityoperational readiness