Senior Machine Learning Engineer

santander, santander, Spain • Posted June 05, 2026

Job Type: Full-time
Location: santander, santander
Posted: June 05, 2026
Category: Other-General
Application Deadline: July 15, 2026

Role Description

Mid/Senior LLM Engineer - Barcelona/Madrid/Zaragoza/San Sebastian


Our client is Europe’s largest software companys With over 200+ team members worldwide, they deliver hyper-efficient AI that powers industries from finance to energy to manufacturing.


They're looking for a Mid/Senior LLM Engineer to join our growing AI team. You’ll work alongside world-leading experts on groundbreaking projects.


What You’ll Do

  • Design and develop new methods for compressing and optimizing LLMs
  • Fine-tune and benchmark models for accuracy, robustness, and efficiency
  • Work with cross-functional teams to integrate LLMs into real-world products
  • Guide and mentor junior engineers in LLM development
  • Stay at the cutting edge of research in AI, LLMs, and quantum-inspired computing


What We’re Looking For

  • MSc/PhD in AI, Computer Science, Data Science, or...

Interested in this role?

Click the button below to start your application for Senior Machine Learning Engineer at European Tech Recruit.

Apply Now