Mid-Senior Data Scientist: ML, NLP & Generative AI

Oliver Bernard; Greater London; On-site; GBP 60,000 - 90,000; Full time

Job summary

Oliver Bernard partners with a global technology and information business to recruit a Data Scientist for a mid-senior role. You will work across Machine Learning, NLP and Generative AI, solving complex problems with large-scale datasets.

Responsibilities include building and fine-tuning production models, developing scalable ML pipelines in Python, and deploying and monitoring models to drive impact across product teams.

Qualifications

• 3+ years experience in Data Science / ML / AI.
• Strong Python and solid ML fundamentals.
• Experience with large-scale structured, semi-structured or unstructured data.
• Experience with Pandas, NumPy, Scikit-learn, PyTorch/TensorFlow or similar.
• Experience with LLMs such as GPT, Claude or Gemini.
• Strong analytical and problem-solving skills.
• Comfortable working cross-functionally with engineering, product and research teams.

Responsibilities

• Building, evaluating and fine-tuning models for production.
• Developing scalable Python-based data science and ML pipelines.
• Model deployment, monitoring and continuous optimisation.

Skills

Python

ML fundamentals

Pandas

NumPy

Scikit-learn

PyTorch/TensorFlow

LLMs

Data analysis

Job description

Oliver Bernard partners with a global technology and information business to recruit a Data Scientist for a mid-senior role. You will work across Machine Learning, NLP and Generative AI, solving complex problems with large-scale datasets.

Responsibilities include building and fine-tuning production models, developing scalable ML pipelines in Python, and deploying and monitoring models to drive impact across product teams.