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Lead Site Reliability Engineer

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Onsite

Lead Site Reliability Engineer

FactSet

Lead Site Reliability Engineer

Skills

KubernetesWorkday

1 month ago

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Important information


Location:

London, UK

Work mode:

Onsite

Published on:

3 October 2026

What they need


Who you are

  • Hands-on experience deploying, managing, and troubleshooting workloads in Kubernetes
  • Strong understanding of core Kubernetes concepts including Pods, Deployments, Services, ConfigMaps, and Ingress
  • Experience with Kubernetes cluster management and administration
  • Familiarity with Helm for application packaging and deployment
  • Understanding of Kubernetes networking, storage, and security best practices
  • Bachelors degree in computer science or relevant degree
  • Willing to work a hybrid model
  • Must be fluent in English both verbal and written
  • Strong problem-solving and analytical skills with a methodical approach to troubleshooting
  • Excellent communication skills with the ability to collaborate across technical and non-technical teams
  • A proactive mindset with a focus on automation and continuous improvement
  • Ability to work effectively under pressure, particularly during incident response
  • Commitment to a blameless culture and continuous learning
  • Experience contributing to open-source projects
  • Familiarity with SRE principles as defined by the Google SRE handbook
  • Previous experience in a DevOps or Platform Engineering role

What the job involves

  • We are looking for a skilled and motivated Lead Site Reliability Engineer to join our team. In this role, you will be responsible for ensuring the reliability, scalability, and performance of our systems and services. You will work closely with development and operations teams to build and maintain robust infrastructure, automate processes, and drive engineering best practices
  • Monitor, maintain, and improve the reliability and availability of production systems
  • Respond to and resolve incidents, conducting thorough post-mortems to prevent recurrence
  • Define and track Service Level Objectives (SLOs) and Service Level Indicators (SLIs)
  • Collaborate with development teams to build reliability into services from the ground up
  • Design and implement automation to reduce toil and improve operational efficiency
  • Participate in an on-call rotation to support critical systems
  • Contribute to capacity planning and performance optimization efforts
  • Document systems, processes, and runbooks to support the wider team

Benefits

  • Generous PTO for personal, vacation, parental and medical leave
  • Comprehensive health coverage for employees and their families, at little or no cost to employees
  • Wellness discounts across gyms and other facilities
  • Free working lunch in the office Monday through Friday
  • A social community involved in sports, charities, and in-office events
  • Certification reimbursement for eligible expenses related to the CFA, IPM, CAIA, and FRM exams

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