Principal ML Engineer: Real-Time Personalization at Scale

Company: Jack & Jill
Apply for the Principal ML Engineer: Real-Time Personalization at Scale
Location: London
Job Description:

Jack & Jill is looking for a Principal Machine Learning Engineer to lead the technical strategy for their high-traffic platform. You will drive the development of recommendation engines and predictive models, bridging the gap between research and production.

The ideal candidate will have extensive machine learning experience, proficient in Python and frameworks like PyTorch or TensorFlow. This role offers the chance to influence core business outcomes in a rapidly scaling organization.

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Posted: May 23rd, 2026