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From the employer's careers site First seen 26 Oct 2026 · Still live on 31 Oct 2026

Senior Engineer

The employer hasn't listed a salary.

Apply on London Stock Exchange Group (LSEG)

Description

This is an exciting opportunity to join a high-impact engineering team responsible for developing and evolving the LOCP platform, a strategic technology enabling the migration of flagship real-time systems onto an advanced, cutting-edge container platform designed for ultra-low latency, high throughput, and resilience.

You will be working at the forefront of platform engineering, contributing to the design, implementation, and evolution of enterprise-scale infrastructure and platform capabilities that operate at extraordinary scale. Working alongside engineering, product, architecture, and SRE specialists, you will contribute to the engineering excellence that underpins some of the world's most demanding technology environments.

Responsibilities:

  • Platform Engineering & Delivery:
  • 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.
  • Reliability & Operational Excellence:
  • 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.
  • Collaboration & Growth:
  • 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.
  • Ways of Working:
  • 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.

Requirements:

  • Core Technical Skills (Primary Focus):
  • Strong experience in several of the following areas and demonstrate expertise in at least two:
  • 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).
  • Linux systems knowledge, including troubleshooting, performance analysis, and platform operations; experience with CI/CD pipelines, Git-based workflows, and modern software delivery practices.
  • Soft Skills:
  • 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.

Benefits:

  • LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days, and wellbeing initiatives.

Skills

Required

Ready to apply?

You apply with the employer directly. Their original posting is here: https://lseg.wd3.myworkdayjobs.com/en-US/Careers/job/St-Louis-Missouri/Senior-Platform-Engineer_R0122109

Apply on London Stock Exchange Group (LSEG)