People first

– diverse and inclusive culture in an

international environment .

Work on

high-impact Data & Insights initiatives

across

business performance ,

operations ,

finance , and

commercial domains .

Help shape how

data supports strategic decision-making

across a

large international organisation .

Explore the evolution of

AI-driven analytics ,

productivity tools , and

data discoverability .

Contribute to

self-service analytics ,

data products , and

scalable reporting practices .

Work closely with

business

and

senior stakeholders , turning

complex data

into

meaningful insights .

High team stability

and

collaborative culture .

€1200 per year training budget and continuous learning opportunities

Private health insurance and benefits package

Adaptable working hours and hybrid model

Wellhub: fitness, wellness, and mental health support

Football and paddle tennis teams sponsored by Capitole

Team buildings, global events, and strong tech communities

About the role




We are looking for an AI Engineer specialised in Prompt Engineering to join a dynamic AI team within an international technology environment.

In this role, you will design and optimise advanced prompts for Large Language Models and apply Generative AI to automate and improve different tasks across the software development lifecycle.

You will work with models such as GPT, Claude, Gemini, and LLaMA, applying advanced prompting techniques, prompt templating, optimisation, evaluation, and benchmarking.

If you enjoy working with LLMs, Prompt Engineering, and AI-powered software development, this could be a great fit.

What you'll do

Design and optimise advanced prompts for Large Language Models such as GPT, Claude, Gemini, and LLaMA.

Apply advanced prompting techniques, including Chain-of-Thought Prompting, Few-Shot Prompting, Retrieval-Augmented Generation (RAG), Tool Use, and Function Calling.

Develop prompt templates and optimise prompts iteratively based on evaluatio

📌 AI Engineer Prompt Engineering (Madrid)
🏢 Capitole
📍 Madrid