IT & Software

Staff Platform Site Reliability Engineer

Index Exchange

London · Greater London · United Kingdom

Overview

As a Staff Platform Engineer, you will shape the architecture of Index Cloud, a multi-tenant, globally distributed compute platform. You’ll drive large-scale infrastructure work and guide technical direction across teams, focusing on scalable, real-time systems. You enable engineers to ship quickly through self-service tooling and platform APIs. This role sits at the core of building a platform‑as‑a‑product at internet scale, turning complex problems into reliable, developer-friendly foundations. You will join an engineering‑first culture that values impact, collaboration, and continuous learning.

Pay / Benefits
  • Comprehensive health, dental, and vision plans
  • Paid time off and flexible work schedules
  • Equity packages
  • Parental leave
  • Well-being allowance and fitness discounts
  • Volunteer time off and donation matching
Responsibilities
  • Design and deliver multi-tenant Kubernetes infrastructure across bare-metal and public cloud
  • Build infrastructure-as-code frameworks enabling changes across thousands of servers
  • Develop standard libraries, SDKs, and platform APIs used by all engineering teams
  • Drive architectural direction through RFCs and design reviews; set tooling and security standards
  • Create self-service tooling and platform APIs to accelerate engineering delivery
  • Mentor engineers and foster engineering excellence across multiple related teams
Key requirements
  • 8+ years in platform engineering, SRE, infrastructure engineering, or DevOps
  • Deep experience with Linux internals (kernel tuning, networking, observability, security)
  • Strong Kubernetes expertise (cluster lifecycle, networking, storage, RBAC, multi-cluster) across bare-metal and cloud
  • Infrastructure-as-code at scale (Terraform, Ansible, GitOps via ArgoCD or similar)
  • Proficiency in Go, Python, or both for building libraries, SDKs, and APIs
  • Solid networking fundamentals (L2-L7), load balancing, DNS, service discovery
  • Track record of driving technical strategy across teams
  • Strong collaboration and communication across cross-functional teams
  • Ability to navigate ambiguity and influence without authority
  • Devotion to developer experience and operational readiness
  • Kubernetes (EKS, GKE) and bare-metal setups
  • Linux internals and system tuning
  • Terraform, Ansible, GitOps (ArgoCD)

Reference: WJ-747_30175709

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