B

Machine Learning Engineer 100% (f/m/d)

Bank Julius Bär & Co. Ltd.

madrid, madrid, Spain Full-time July 16, 2026

Found Description

We are seeking a skilled machine learning engineer (ML Eng) to join one of our agile development teams in our ML & AI ART.

Responsibilities
  • Develop, deploy, and optimize machine learning and AI solutions that address complex business challenges.
  • Create multi‑agent systems and equip AI models with function/tool‑calling capabilities.
  • Design and implement Retrieval‑Augmented Generation (RAG) systems to ground AI responses in enterprise data.
  • Assess and integrate AI models (e.g., LLMs) ensuring optimal performance and reliability.
  • Optimize agentic workflows and AI agents for production use cases.
  • Test and optimize system prompts and few‑shot examples to ensure accurate, consistent, and safe AI outputs.
  • Perform performance evaluation of machine learning and AI models using appropriate metrics, evaluation sets and techniques, and continuously iterate and improve upon them.
  • Collaborate with platform teams, data engin...

Ready to Apply?

Submit your application for Machine Learning Engineer 100% (f/m/d) at Bank Julius Bär & Co. Ltd.

Apply Now