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Reed

Staff Machine Learning Engineer

Harnham - Data & Analytics Recruitment· London· £100,000–£120,000/yr
Posted 27 Jul 2026 · Added 28 Jul 2026, 00:11
AI summary

Build and deploy recommendation, bidding, attribution, and audience targeting models using Python, PyTorch or TensorFlow. You will define the ML and MLOps technical direction for a technology scale-up that powers personalised digital advertising and customer engagement.

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Lead / Principal Machine Learning Engineer - Remote

The Company

A well-established technology scale-up using machine learning to power personalised digital advertising and customer engagement. With international operations and continued growth, they offer a collaborative environment where ML engineers own products end-to-end and influence key business decisions.

The Role

Define technical direction across machine learning and MLOps

Build and optimise recommendation, bidding, attribution, and audience targeting models

Lead model monitoring, automated retraining, experimentation, and production ML systems

Improve scalability, reliability, and real-time model performance

Partner with engineering and business leaders to align ML initiatives with commercial goals

Mentor senior engineers and drive technical best practice

Your Skills & Experience

Strong experience building and deploying machine learning systems at scale

Expertise with Python and modern ML frameworks such as PyTorch or TensorFlow

Experience with recommendation systems, LTV/churn modelling, attribution, or targeting models

Strong understanding of MLOps, model lifecycle management, and production environments

AdTech, programmatic advertising, DSP, or real-time bidding experience highly desirable