Multiverse Computing
Multiverse Computing is a fast-growing deep-tech company founded in 2019 and recognized by CB Insights as one of the 100 most promising AI companies globally. We are the largest quantum software company in the EU, with 250+ employees worldwide and growing, delivering advanced solutions trusted by leading integral enterprises across several critical industries, including finance, energy, manufacturing, telecom, and industrial sectors.
Our mission is to enable organizations to gain a meaningful competitive edge through cutting-edge AI and quantum technologies.
You’ll work alongside world-leading experts, developing solutions that deliver real-world value for general clients. We are committed to fostering an inclusive, ethics-driven culture grounded in sustainability, diversity, and collaboration — a place where ambitious, curious people take ownership, push boundaries, and grow.
Come and join us.
Job Overview
We are seeking a skilled and experienced LLM Engineer (Senior and Mid level) with a strong background in Large Language Models to join our team.



In this role you will have the opportunity to leverage cutting-edge quantum and AI technologies to lead the design, implementation, and improvement of our language models, as well as working closely with cross-functional teams to integrate these models into our products. You will have the opportunity to work on challenging projects, contribute to cutting-edge research, and shape the future of LLM and NLP technologies.
As a LLM Engineer, you will

Design and develop new techniques to compress Large Language Models based on quantum-inspired technologies to solve challenging use cases in various domains.
Conduct rigorous evaluations and benchmarks of model performance, identifying areas for improvement, and fine-tuning and optimising LLMs for enhanced accuracy, robustness, and efficiency.
Use your expertise to assess the strengths and weaknesses of models, propose enhancements, and develop novel solutions

📌 Senior LLM Engineer (San Sebastián)
🏢 Multiversecomputing
📍 San Sebastián