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Principal Machine Learning Engineer

London Stock Exchange | nottingham, United-Kingdom | Posted June 08, 2026

Position Overview

Requirements

  • Proven track record architecting and delivering production ML systems at scale in enterprise environments
  • Deep expertise with AWS SageMaker (training, processing, pipelines, endpoints, registry) and complementary AWS services
  • Expert-level Python and ML Model frameworks (e.g. PyTorch, TensorFlow, XGBoost)
  • Strong thought leadership in MLOps automation, CI/CD for ML, and model lifecycle management
  • Advanced experience designing explainability systems, reason codes, and governance artefacts
  • Expertise in low‑latency inference architectures and real-time model serving
  • Strong grounding in drift detection, telemetry pipelines, observability patterns, and model QA
  • Experience shaping ML security practices, including cross‑account IAM, data minimisation, and PII-safe design
  • Ability to influence architecture, mentor senior engineers, and set long‑term technical direction
  • (Desirable) Exp...

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