Senior Lead Platform Engineer - Cloud, SRE & DevOps

London Stock Exchange Group; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

London Stock Exchange Group is building a new cloud-based market infrastructure service and seeks a Stellar Senior Lead Platform Engineer/SRE to drive delivery excellence. You will own infrastructure design, implement robust deployment pipelines, and guide cross‑functional teams across regions and time zones.

You will mentor junior engineers, work with DevOps practices, and ensure secure, scalable cloud-native applications in a regulated financial environment.

Qualifications

• Excellent understanding of CI/CD methodologies with hands-on experience.
• Solid understanding of IaC principles and hands-on experience using Terraform to build AWS Infra.
• Extensive experience in developing/managing CI/CD pipelines preferably using Gitlab.
• Experience with Container technologies and tooling such as Docker, Kubernetes, Helm etc.
• Experience deploying apps to Kubernetes.
• Hands-on experience with monitoring tools such as Datadog.
• Experience with scripting languages such as groovy, bash or python.
• Successful Scaled Agile delivery experience.
• Experience working with Anthos/GKE Enterprise on AWS (Preferred).
• Proficiency securing cloud-native applications and infrastructure.
• Experience collaboration with cross-functional teams across multiple regions and timezone.
• Mentoring and developing junior team members.
• Experience working in highly regulated financial industries.
• Experience of being an SRE/Platform engineer for cloud based trading solutions.

Responsibilities

• Design, develop and maintain infrastructure for cloud-based trading platforms tracking KPI metrics and improvement.
• Take ownership of the quality of the platform and act as SRE for non-production environments.
• Support complex application stacks across multiple cloud environments.
• Automate deployment of Cloud resources to ensure high availability, performance, scalability and security.
• Track and improve platform running cost and participate in FinOps.
• Contribute to DevOps practices, establishing best practices and guidance.
• Enable and guide product teams through deployment pipelines and strategies from dev to prod in a cloud-based environment.
• Mentor and support development teams, advocating best practices and tooling.

Skills

CI/CD

Terraform

Gitlab

Docker

Kubernetes

Helm

Ansible

Coverity

Blackduck

Groovy

Bash

Python

Datadog

SRE

Anthos/GKE on AWS

Tools

Terraform

Gitlab

Docker

Kubernetes

Helm

Ansible

Coverity

Blackduck

Job description

London Stock Exchange Group is building a new cloud-based market infrastructure service and seeks a Stellar Senior Lead Platform Engineer/SRE to drive delivery excellence. You will own infrastructure design, implement robust deployment pipelines, and guide cross‑functional teams across regions and time zones.

You will mentor junior engineers, work with DevOps practices, and ensure secure, scalable cloud-native applications in a regulated financial environment.