Site Reliability Engineer

St. Louis, Missouri, USFull-time2026-07-22 → 2026-11-11

Core

Senior SRE responsible for availability, performance, and scalability of critical shared cloud services (AWS/Azure) at LSEG.

Role type

Senior IC Site Reliability Engineer

Builds

Cloud-hosted shared services, automation, and observability dashboards

Domain

Financial markets infrastructure, multi-cloud (AWS/Azure)

Required skills

Cloud infrastructure (AWS/Azure), Infrastructure as Code (Terraform), Scripting (Python/Shell), Container orchestration (Kubernetes), CI/CD pipelines, Observability tools, Git workflows

Preferred skills

AWS Well-Architected Framework, Cloud security guidelines, Cloud-native databases, DevOps concepts

Technologies

AWS (EC2, S3, RDS, IAM, VPC, Lambda), Azure, Terraform, Kubernetes (EKS/AKS), Datadog, AWS CloudWatch, Azure Monitor, Python, Shell, Git

Responsibilities

Maintain SLOs and measure system health, Design and implement automation for cloud environments, Partner with dev teams on reliability and release velocity, Participate in on-call rotations and incident response, Advocate for engineering practices, Enable cloud migration and architectural reviews

Seniority

Senior, hands-on IC

About lseg

LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It’s how we’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehens