Senior AI Engineer

It’s fun to work in a company where people truly BELIEVE in what they are doing! We’re committed to bringing passion and customer focus to the business.

Senior AI / ML Engineer

12 Month FTC, West London – Hybrid: Onsite 2 days per week

Fractal is a strategic AI partner to Fortune 500 companies. Fractal is building a world where individual choices, freedom, and diversity are the greatest assets. We believe that a true Fractalite empowers imagination with intelligence.

Responsibilities

• Model Development: Design, train, and optimise machine learning models focused on user personalisation, including recommendation engines, ranking algorithms, user segmentation, and content analysis
• Data Pipeline Engineering: Construct and maintain scalable data pipelines for feature engineering and model training using both structured and unstructured large‑scale datasets
• Production Deployment: Deploy and supervise ML models in production ensuring high availability, optimal performance, and continued relevance
• Experimentation: Lead the design and analysis of A/B tests and offline experiments to evaluate model efficacy and support continuous improvement
• Cross‑Functional Collaboration: Engage with multidisciplinary teams to align machine learning initiatives with business objectives and user needs
• Research & Innovation: Evaluate emerging research in machine learning, deep learning, and personalisation for potential integration within existing systems

Qualifications

• Demonstrated expertise in the full lifecycle of machine learning, from model development, deployment and serving to monitoring and maintenance
• Proficiency in Python and knowledge of ML libraries/frameworks such as TensorFlow and PyTorch
• Experience with ML training frameworks (e.g. TFX, Kubeflow Pipelines SDK) and model serving technologies (e.g. TensorFlow Serving, Triton, TorchServe)
• Experience with high‑volume data processing and real‑time streaming architectures
• Strong understanding of recommendation system design and personalisation algorithms
• Familiarity with Generative AI and its applications in production settings
• Good communication and analytical problem‑solving skills

Good To Have

• Experience working on OTT platforms
• Experience in Scala

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