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# Senior Platform Engineer

- **Company:** London Stock Exchange Group
- **Location:** St. Louis, MO, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Automation of Tests, Linux, DevOps, Reliability Engineering, Software Engineering, Data Logging, Containerization, Git Flow, Kubernetes, Infrastructure Automation Frameworks, Terraform, Golang
- **Published:** August 11, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=065e381ce0b797c9

## About the Role

* Linux systems knowledge, including troubleshooting, performance analysis, and platform operations; experience with CI/CD pipelines, Git-based workflows, and modern software delivery practices.
 * Strong analytical and problem-solving skills.
 * Effective communication skills and the ability to work collaboratively across technical teams.
 * Commitment to engineering excellence and a passion for learning, developing new capabilities, and taking ownership of engineering challenges.

If you are passionate about platform engineering, cloud native technologies, automation, reliability, and continuous learning, this role offers an outstanding opportunity to build your expertise while helping deliver the next generation of enterprise-scale platform solutions.

## Description

* Design, develop, implement, and support LOCP platform capabilities across development, test, and production environments.
 * Build and maintain platform services using Infrastructure as Code, automation, and modern engineering practices.
 * Participate in technical design discussions and contribute to engineering decisions within your areas of responsibility.
 * Apply Site Reliability Engineering (SRE) principles to improve platform reliability, scalability, performance, and operational effectiveness.
 * Develop and enhance observability capabilities through logging, metrics, tracing, dashboards, and alerting solutions.
 * Perform troubleshooting, root cause analysis, and problem resolution across platform services and infrastructure components.
 * Work closely with Lead Engineers, Principal Engineers, architects, product teams, and application owners to deliver platform capabilities aligned to business needs.
 * Participate in peer reviews, knowledge sharing, and engineering community activities.
 * Continuously develop technical expertise and remain current with emerging platform, cloud native, and observability technologies.
 * Contribute positively to a culture of collaboration, innovation, ownership, and continuous learning.
 * Operate effectively within agile and iterative delivery models.
 * Deliver high quality engineering outcomes through testing, documentation, automation, and adherence to engineering standards.
 * Balance multiple priorities while maintaining a focus on quality, reliability, and customer outcomes.
 * Demonstrate accountability, teamwork, and a proactive approach to problem solving.

WHAT YOU'LL BRING:

 * Building, operating, or supporting Kubernetes-based platforms in enterprise or large-scale production environments.
 * Infrastructure as Code, particularly Terraform.
 * Site Reliability Engineering (SRE) practices, including automation, operational excellence, incident management, and service reliability.
 * Observability technologies covering metrics, logging, tracing, monitoring, alerting, and dashboarding.
 * Software engineering and automation development using Go (Golang).


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