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# Lead Site Reliability Engineer (Kubernetes Required) - Hybrid

- **Company:** Factset
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** FactSet, Amazon Web Services, Application Packaging, Microsoft Azure, Bash Shell, Computer Programming, Continuous Integration, DevOps, Github, Python (Programming Language), Open Source Technology, Performance Tuning, Reliability Engineering, Ansible, Prometheus, Software Systems, Pulumi, Scripting, Google Cloud, Grafana, Kubernetes, Information Technology, Puppet, Terraform, Golang
- **Published:** September 28, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/lead-site-reliability-engineer-kubernetes-required-hybrid/48938135

## About the Role

practices.Key ResponsibilitiesMonitor, maintain, and improve the reliability and availability of production systemsRespond to and resolve incidents, conducting thorough post-mortems to prevent recurrenceDefine and track Service Level Objectives (SLOs) and Service Level Indicators (SLIs)Collaborate with development teams to build reliability into services from the ground upDesign and implement automation to reduce toil and improve operational efficiencyParticipate in an on-call rotation to support critical systemsContribute to capacity planning and performance optimization effortsDocument systems, processes, and runbooks to support the wider teamRequired Technical SkillsKubernetes (Required)Hands-on experience deploying, managing, and troubleshooting workloads in KubernetesStrong understanding of core Kubernetes concepts including Pods, Deployments, Services, ConfigMaps, and IngressExperience with Kubernetes cluster management and administrationFamiliarity with Helm for application packaging
and deploymentUnderstanding of Kubernetes networking, storage, and security best practicesBachelors degree in computer science or relevant degree.Willing to work a hybrid modelMust be fluent in English both verbal and written undefinedAdditional Technical SkillsCloud Platforms: (e.g. AWS, GCP, Azure)CI/CD Tooling: (e.g. GitHub Actions, ArgoCD, Harness)Monitoring & Observability: (e.g. Prometheus, Grafana, Coralogix, OpenTelemetry)Infrastructure as Code: (e.g. Terraform, Pulumi)Config Management: (e.g. Ansible, Puppet, Chef)Programming/Scripting: (e.g. Python, Go, Bash)Soft Skills & General RequirementsStrong problem-solving and analytical skills with a methodical approach to troubleshootingExcellent communication skills with the ability to collaborate across technical and non-technical teamsA proactive mindset with a focus on automation and continuous improvementAbility to work effectively under pressure, particularly during incident responseCommitment to a blameless culture and
continuous learningNice to Have Experience contributing to open-source projectsFamiliarity with SRE principles as defined by the Google SRE handbookPrevious experience in a DevOps or Platform Engineering roleCompany OverviewFactSet (NYSE:FDS | NASDAQ:FDS) helps the financial community to see more, think bigger, and work better. Our digital platform and enterprise solutions deliver financial data, analytics, and open technology to more than 8,200 global clients, including over 200,000 individual users. Clients across the buy-side and sell-side, as well as wealth managers, private equity firms, and corporations, achieve more every day with our comprehensive and connected content, flexible next-generation workflow solutions, and client-centric specialized support. As a member of the S&P 500, we are committed to sustainable growth and have been recognized among the Best Places to Work in 2023 by Glassdoor as a Glassdoor Employees' Choice Award winner. Learn more
atwww.factset.comand follow us onXandLinkedIn. At FactSet, we celebrate difference of thought, experience, and perspective.Qualified applicants will be considered for employment without regard to characteristics protected by law.FactSet creates flexible, open data and software solutions for tens of thousands of investment professionals around the world, providing instant access to financial data and analytics that investors use to make crucial decisions.Join a team of highly motivated, talented individuals who are empowered to find answers through creative technology.Spread the news!We understand the importance of connections, which is why we have launched an external referral pilot program in the United States.If you are a partner, customer, or vendor; you are now able to refer top talent for a monetary reward.Please note some exclusions may apply* #J-18808-Ljbffr

## Description

FactSet creates flexible, open data and software solutions for over 200,000 investment professionals worldwide, providing instant access to financial data and analytics that investors use to make crucial decisions.At FactSet, our values are the foundation of everything we do. They express how we act and operate, serve as a compass in our decision-making, and play a big role in how we treat each other, our clients, and our communities.We believe that the best ideas can come from anyone, anywhere, at any time, and that curiosity is the key to anticipating our clients' needs and exceeding their expectations.About the RoleWe 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


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