Principal Data Scientist - AI - Aviva

Key Responsibilities

• Lead and mentor a multidisciplinary team of data scientists and engineers to design, develop, and deploy Generative AI solutions.
• Define AI strategy and roadmap, aligning projects with business goals and customer experience improvements.
• Architect end‑to‑end machine‑learning pipelines, from data ingestion and feature engineering to model training, validation, and production monitoring.
• Collaborate with product, engineering, and domain experts to translate complex problems into scalable AI solutions.
• Champion best practices in model governance, reproducibility, and ethical AI across the organization.

Requirements

• 5+ years of hands‑on experience in data science or AI, with a proven track record of delivering production‑grade machine‑learning models.
• Strong proficiency in Python and modern ML libraries (e.g., TensorFlow, PyTorch, scikit‑learn).
• Deep understanding of Generative AI techniques and large language models.
• Experience building data pipelines and deploying models on cloud platforms (AWS, Azure, or GCP).
• Demonstrated leadership ability to guide teams, influence stakeholders, and drive results in a fast‑moving environment.