Madrid | Hybrid: 3 days in the office / 2 remote | €65K max + 10% bonus

About the Opportunity

We are supporting a leading international e-commerce technology company that is investing heavily in AI to transform the way software is designed, developed, tested, and delivered.
We are looking for a

Senior AI Engineer

to join an international engineering team and help bring AI capabilities directly into the software development lifecycle. You’ll work on practical, production-focused solutions that improve developer productivity, engineering quality, and automation across the organisation.

This is a great opportunity for an experienced software engineer who has moved into AI and wants to work on

real-world GenAI applications rather than purely experimental projects .

What You’ll Be Doing
Design and build AI-powered SDLC solutions, including code generation, automated code reviews, intelligent testing, and documentation.
Develop

MCP-based tools and extensions

that give AI systems access to relevant engineering context and tools.
Apply

context engineering





techniques to improve the accuracy, reliability, and relevance of LLM-powered workflows.
Build LLM-integrated workflows across CI/CD pipelines.
Work with LLM orchestration, prompt engineering, structured outputs, and tool calling.
Develop and integrate RAG-based solutions using embeddings and vector databases.
Implement evaluation, observability, monitoring, and guardrails for AI systems.
Work closely with engineering and product teams to identify new opportunities for AI-driven automation and productivity.

What We’re Looking For
5+ years of software engineering experience , ideally in backend or full-stack environments.
Strong programming experience with

Java, Python, JavaScript, or Kotlin .
Hands-on experience integrating

LLMs into software engineering or product workflows .
Good understanding of

RAG, embeddings, vector databases, and LLM orchestration .
Experience with

MCP, context engineering, or agenti

📌 Senior AI Engineer – AI-Driven Software Development (Madrid)
🏢 E-Frontiers
📍 Madrid