Senior Machine Learning Engineer

Senior Machine Learning Engineer – AI & NLP

£100,000 – £110,000 (+10% bonus)

London – 4 x a week in office

La Fosse have partnered with a global business using cutting-edge AI to transform complex decision-making and data-driven processes. We are seeking a Senior Machine Learning Engineer to design and deploy production-ready ML systems that reduce manual insurance tasks from hours to seconds.

The Role

As part of the AI-Engine team, you will:

• Build ML/NLP pipelines using LLMs and transformer-based architectures.
• Analyse unstructured data, including medical text and images.
• Develop predictive models for underwriting decisions.
• Implement automated ML workflows, CI/CD, and MLOps practices.
• Architect APIs for model integration and external system interaction.
• Monitor performance to ensure scalable, reliable production deployments.

What We're Looking For:

Essential:

• Experience with LLMs (GPT, BERT) and NLP tasks.
• Fine-tuning pre-trained models for domain-specific applications.
• Strong Python skills (OOP, PyTorch, Hugging Face, scikit-learn, Pandas, NumPy).
• Deploying models with Docker, Kubernetes, or serverless platforms.
• Familiarity with CI/CD, MLOps, and cloud platforms (AWS preferred).

Desirable:

• Named entity recognition, recommendation systems, or image analysis.
• Knowledge of Java (Spring Boot) or GitLab/GitHub CI/CD.

Why Join?

• Lead disruptive AI products in a global business.
• Work on LLMs, NLP, and unstructured data analysis.
• End-to-end ownership of ML systems and architecture