AI/ML Data Scientist / ML Engineer - 3‑Month Contract Location: London or Edinburgh (Hybrid) Sector: Leading UK Bank Contract: 3‑month initial contract (potential extension) Overview A leading UK bank is seeking an experienced AI/ML professional to join their cross‑functional delivery team. This role suits someone with strong hands‑on technical expertise and a track record of delivering business‑focused AI/ML solutions, including LLM‑based applications. You'll work closely with data scientists, software engineers, and ML engineers to design, experiment, validate, and deploy production-grade AI systems for customer-facing applications. Key Responsibilities Lead hypothesis generation, experimentation, and model validation to support new AI/ML business solutions. Design, run, and manage data science experiments with high standards of rigor and reproducibility. Build and deploy machine learning models-including LLM-powered solutions -to solve real business problems. Partner with cross‑functional teams (data science, software engineering, ML engineering) to develop full end‑to‑end production systems. Support architectural discussions and promote best practices in ML engineering and cloud deployments. Maintain version-controlled codebases and contribute to CI/CD, testing, and documentation processes. Provide technical direction and mentorship to team members as needed. Required Skills & Experience Technical Skills Strong expertise in Python for data science and ML engineering. Solid hands-on experience with AWS, including services such as Amazon SageMaker. Comfortable with software version control (Git) and collaborative workflows. Experience with experiment tracking/management tools (e.g., SageMaker Studio, MLflow, Weights & Biases). Machine Learning Expertise Proven ability to build, test, and validate hypotheses through well-designed ML experiments. Hands-on experience creating and deploying AI/ML models, including Large Language Models (LLMs). Understanding of MLOps principles and deploying models into production environments. Collaboration & Delivery Experience working within - and ideally leading - cross‑functional teams. Ability to translate complex business challenges into practical data-driven solutions. Strong communication and stakeholder engagement skills. Desirable Experience in banking or financial services. Exposure to customer-facing ML/AI systems. Familiarity with LLM fine‑tuning, evaluation frameworks, or prompt engineering. Contract Details Location: London or Edinburgh Duration: 3‑month initial contract Start: ASAP Working model: Hybrid Guidant, Carbon60, Lorien & SRG - The Impellam Group Portfolio are acting as an Employment Business in relation to this vacancy.