Senior Data Scientist

Company: Guaranteed Tenants Ltd

Location: London – hybrid (2/3 days in city offices)

Salary: £75,000 negotiable (DOE)

Job Reference: J13015

Position Overview

We are super excited to be partnering with one of the largest global lifestyle brands at a pivotal stage in their data journey. As they bring CRM and customer insight capability in house and roll out a new customer data platform, this role will be central to shaping how data science is delivered, working closely with Data Science teams and IT partners to build for the future, not maintain the past.

Key Responsibilities

• Lead development of machine learning solutions for CRM personalization.
• Build and optimize recommendation engines using neural networks and deep learning, incorporating product embeddings and other advanced features to improve relevance and performance.
• Collaborate with CRM and regional marketing teams to align with campaign goals and customer segmentation strategies.
• Own the full ML lifecycle—from model design to deployment and monitoring.
• Partner with engineering and data teams to ensure scalable solutions.
• Continuously monitor and improve model performance using data insights and feedback.

Required Skills & Experience

• Proven experience in machine learning, particularly in recommendation systems and deep learning architectures.
• Strong understanding of two‑tower neural networks, embedding techniques, and ranking models.
• Proficiency in Python with libraries such as pandas, numpy, scipy, scikit‑learn, tensorflow, pytorch.
• Experience with cloud platforms (GCP, AWS, Azure) and tools like Dataiku.
• Experience with MLOps, including model deployment, monitoring, and retraining pipelines.
• Ability to work cross‑functionally with marketing, CRM, and engineering teams.
• Excellent communication and stakeholder management skills.
• Experience in a global or multi‑regional context is a plus.

Additional Information

If this sounds like the role for you, please apply today!

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