Principal Observability & Performance Engineer

Salary: £? - ? per year

Requirements:

• Hands‑on software engineering experience building observability or data‑pipeline applications, including metrics aggregation, distributed tracing, or real‑time streaming


• Proficiency in at least one systems‑level language such as C++, Go, or Rust, and one scripting or application language such as Python, Java, or TypeScript


• Experience with OpenTelemetry SDKs, collectors, and schema conventions for instrumentation and telemetry export


• Familiarity with SLI/SLO concepts, especially for latency‑sensitive or market data systems


• Experience building and operating custom synthetic monitoring solutions at scale, including lightweight agents distributed across geographically diverse sites


• Experience working in cloud‑native, containerised, and Kubernetes environments, including deploying and operating services at scale

Responsibilities:

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