Senior SRE Technical Lead — Reliability & Observability

London Stock Exchange Group; Raleigh (NC); On-site; USD 140,000 - 180,000; Full time

Job summary

London Stock Exchange Group seeks a Technical Lead SRE to shape reliability across Markets and Risk Intelligence platforms. You will lead the establishment of SRE foundations, drive observability, and partner with Architecture, Security, and Platform teams to build resilient, scalable systems from day one.

The role requires 10+ years in SRE/Platform roles, strong Azure/Kubernetes experience, Linux administration, and a proven track record in incident management and cost optimization.

Qualifications

• 10+ years of hands-on technical experience in SRE, Platform Engineering, Infrastructure, or related roles.
• Strong experience with Azure, including AKS, Azure Container Apps, Virtual Machines, virtual networking (VNet), and Azure managed services.
• Hands-on experience with Kubernetes and containerised platforms.
• Strong background in Linux systems administration.
• Proven experience designing and operating observability platforms, including monitoring, logging, and alerting.
• Hands-on experience with Datadog for metrics, logs, APM, and alerting.
• Strong understanding of SRE principles, including SLOs, error budgets, incident management, and reliability engineering.
• Experience with cloud cost optimization strategies and tooling.
• Experience integrating AI with observability stacks for proactive issue detection.
• Experience with multi-cloud or hybrid environments is a plus.

Responsibilities

• Lead the establishment of SRE foundations for new projects, building environments, monitoring, alerting, and ensuring operational readiness from day one.
• Collaborate with Architecture and Engineering teams to embed reliability, scalability, security, and observability into system design.
• Define, implement, and champion observability standards, tooling, and guidelines across metrics, logs, traces, and SLIs/SLOs.
• Design and evolve monitoring and alerting solutions to improve visibility and reduce toil.
• Drive reliability improvements through incident reduction and performance tuning.
• Partner with Security teams to meet compliance, security, and risk-management expectations.
• Lead handovers from project delivery into BAU SRE operations with documentation and processes.
• Influence architectural decisions through data-driven cloud cost optimization.
• Mentor engineers and foster a culture of learning and development.

Skills

SRE principles

Incident management

Leadership

Security collaboration

Cost optimization mindset

Education

Bachelor’s Degree in Computer Science or related field

Tools

Azure

AKS

Azure Container Apps

Virtual Machines (Azure)

Kubernetes

OpenTelemetry

Prometheus

Grafana

Datadog

Terraform

Job description

London Stock Exchange Group seeks a Technical Lead SRE to shape reliability across Markets and Risk Intelligence platforms. You will lead the establishment of SRE foundations, drive observability, and partner with Architecture, Security, and Platform teams to build resilient, scalable systems from day one.

The role requires 10+ years in SRE/Platform roles, strong Azure/Kubernetes experience, Linux administration, and a proven track record in incident management and cost optimization.