Junior AI Engineer — Flexible Work & Secure AI Solutions

ING; Madrid; On-site; EUR 38,000 - 52,000; Full time

Benefits offered by this job

Flexible remuneration

Restaurant card

Health insurance

Life insurance

Pension plan

Transport allowance

Job summary

ING Hubs Spain is seeking a Junior AI Engineer to join the AI Security & Safety Team in Madrid. You will develop secure AI/Agentic AI solutions, evaluate AI systems, and help set standards for responsible AI adoption across ING.

The role combines software engineering with AI, requiring hands-on coding, security-minded thinking, and collaborative delivery. The position offers flexible work aspects, strong learning opportunities, and exposure to cutting-edge AI protocols, with a focus on secure

Qualifications

• Master's degree or PhD in computer science, Artificial Intelligence, Cyber Security, Software Engineering, Mathematics, Physics, or a related field.
• 2+ year experience in AI Engineering, Software Engineering, Machine Learning, Cyber Security, or a related discipline.
• Advanced Python, SQL, PyTorch/TensorFlow (SAS is an advantage)
• Familiar with software engineering fundamentals, including testing, code quality, software architecture, and distributed systems design.
• Exposure to LLMs, generative AI or AI applications development.
• Familiar with HuggingFace (Transformers, PEFT), LangChain/LlamaIndex, Vector Stores (FAISS/Vertex Search), designing and optimising RAG pipelines.
• Familiar with frameworks such as LangGraph, CrewAI, AutoGen, or similar.
• Interest in emerging AI protocols and standards, including Model Context Protocol (MCP), Agent-to-Agent (A2A) communication, tool-calling, and multi-agent architectures.
• Familiar with cloud platforms such as Azure, GCP, AWS.
• Experience with Azure DevOps (Git, Pipelines)
• Familiar with end-to-end pipelines (data → model → deployment)
• Conformable working in Agile/Scrum teams
• Strong willingness to learn and continuously develop your skills
• Collaborative mindset and good communication skills

Responsibilities

• Develop AI-powered applications and proof of concepts using frontier AI models, commercial AI services, and open-weight models.
• Evaluate, benchmark, and monitor AI systems to assess their capabilities, limitations, risks, and security implications.
• Design and implement solutions leveraging Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), and Agentic AI patterns.
• Build secure, scalable, and production-ready AI solutions aligned with security and governance requirements.
• Share knowledge and insights to advance the organization's understanding of AI technologies, opportunities, and risks

Skills

Python

SQL

PyTorch

TensorFlow

LLMs

Generative AI

AI Security

Cloud Platforms

Azure DevOps

End-to-end ML pipelines

Agile/Scrum

Communication

Education

Master's degree or PhD in CS/AI/Cyber Security/SE/Math/Physics

Tools

Azure

GCP

AWS

Azure DevOps

Job description

ING Hubs Spain is seeking a Junior AI Engineer to join the AI Security & Safety Team in Madrid. You will develop secure AI/Agentic AI solutions, evaluate AI systems, and help set standards for responsible AI adoption across ING.

The role combines software engineering with AI, requiring hands-on coding, security-minded thinking, and collaborative delivery. The position offers flexible work aspects, strong learning opportunities, and exposure to cutting-edge AI protocols, with a focus on secure