Senior AI Engineer - GenAI & Legacy Modernization

About the Position

We have an exciting opportunity with one of our clients operating in the financial services sector. We are looking for a talented Senior AI Engineer with strong Generative AI and LLM experience to join a large-scale modernization program focused on transforming complex enterprise and legacy systems.

The program combines Generative AI, legacy and mainframe modernization, cloud transformation, data migration, and modern software architecture.

If you are interested in this opportunity, please apply by sending us your CV in Microsoft Word/PDF format.

Responsibilities

• Design and implement GenAI/LLM solutions supporting legacy and enterprise system modernization.
• Develop RAG-based applications and AI agents using Python and LangChain/LlamaIndex.
• Build AI-assisted code analysis, reverse engineering, and business rule extraction solutions.
• Develop source-to-target conversion accelerators and automated test generation frameworks.
• Design LLM/GenAI architectures using OpenAI models, Azure AI Services, and vector databases.

Requirements

• Strong experience as an AI Engineer, GenAI Engineer, LLM Engineer, or similar.
• Hands-on experience with Python, LLMs, RAG, and Prompt Engineering.
• Experience with LangChain/LlamaIndex, OpenAI/Azure OpenAI, and Azure AI Services.
• Experience with legacy system modernization, code analysis, or software transformation.
• Knowledge of LLM architecture, vector databases, and enterprise AI solutions.

We Offer

• 100% remote work.
• 9-12-month project in the financial services sector.
• Opportunity to work with Generative AI, LLMs, RAG, and Azure AI.
• Full-time B2B engagement, start as soon as possible/negotiable.
• Competitive salary of 150-185 PLN/h netto VAT.
• Medicover
• Medicover Sport

About the Company

We are a leading company in the financial services sector, dedicated to leveraging cutting-edge technology to drive innovation and efficiency.