Mid / Senior Llm Engineer - Large Language Models

European Tech Recruit • barcelona, kingdom of spain, Spain • Posted June 03, 2026

Location barcelona, kingdom of spain
Job Type Full-time
Category IT
Posted June 03, 2026

Mid / Senior LLM Engineer - Large Language Models


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We're hiring for an experienced Mid / Senior LLM Engineer for a rapidly expanding deep tech company that is backed by major global investors.


In this position, you'll help design, build, and refine language models using the latest AI technologies, while collaborating with cross-functional teams to bring these models into our products. Expect to tackle complex, meaningful problems and play a real role in shaping the future of LLM and NLP.


This is a permanent full-time position.


It's a hybrid position with a few days a week on-site and a couple remote (open to discussion) and can be based in either Madrid, Barcelona, Zaragoza or San Sebastian.


Salaries around €70,000-€80,000...

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