CareerPlanSign in

Data Scientist GenAI (LLMs)

28050, MADRID, Madrid💼 Full-time🗓 2026-09-14 → 2026-09-26

Core

Build end-to-end data products incorporating Generative AI and Large Language Models (LLMs) to enhance banking processes, customer experiences, and debt recovery strategies.

Role type

Senior IC Data Scientist (GenAI/LLMs)

Builds

End-to-end data products, LLM-based solutions, and AI-supported customer relationship models

Domain

Banking / Finance + Generative AI / LLMs

Deliverable

production ML models

Required skills

LLM fine-tuning, prompt engineering, embedding elicitation, model optimization, Python, statistical modeling, Pandas, NumPy, scikit-learn, PySpark, TensorFlow, PyTorch, HuggingFace Transformers, LangChain, LangGraph, A/B testing, causal inference, AI risk assessment (hallucination, bias)

Preferred skills

Financial industry experience, PhD in CS/Stats/Math, Cloud computing (AWS/GCP/Azure), Docker, Kubernetes

Technologies

Python, Pandas, NumPy, scikit-learn, PySpark, TensorFlow, PyTorch, HuggingFace Transformers, LangChain, LangGraph, AWS, Google Cloud, Azure, Docker, Kubernetes

Responsibilities

Lead analytical projects and manage teams, analyze complex datasets to uncover trends, develop predictive and generative models, evaluate and optimize LLMs for domain applications, construct knowledge bases and datasets for LLMs, collaborate with product managers and engineers, present findings to stakeholders, mentor team members, ensure compliance with governance standards

Seniority

Senior, hands-on IC with mentorship responsibilities

Sourced via workday · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.