Senior Python Developer (AI & GenAI focus)

Role Overview

We are seeking a Senior Python Developer specializing in AI and Generative AI. This role is designed for a technical 'builder' who thrives in the space between experimental Proof of Concepts and production-level implementation. Working directly with the Lead Architect, the successful candidate will be responsible for developing high-stakes AI solutions, writing robust Python code for LLM integration, and presenting innovative architectural designs to key stakeholders.

What You Will Do

End-to-End Development: Lead the development of Python-based AI solutions, moving fluidly from initial POC stages to near-production level code. Architectural Strategy: Support the Lead Architect in designing scalable solutions, focusing on process orchestration and fast-paced testing. Stakeholder Management: Gather requirements and present technical milestones to stakeholders, demonstrating the feasibility and value of experimental AI models.

Why It Might Be a Fit

Senior Python Expertise: 4+ years of professional experience in Python development, with a strong focus on AI, Machine Learning, and data analysis. Generative AI & LLM: Proven hands-on experience with RAG (Retrieval-Augmented Generation) architectures and Vector Databases. Prompt Engineering and framework mastery (e.g., LangChain, LlamaIndex).

Requirements

• 4+ years of professional experience in Python development
• Strong focus on AI, Machine Learning, and data analysis
• Proven hands-on experience with RAG (Retrieval-Augmented Generation) architectures and Vector Databases
• Prompt Engineering and framework mastery (e.g., LangChain, LlamaIndex)
• Solid experience with Linux and Cloud platforms

Benefits

• Permanent, full-time contract
• Career development opportunities
• Training opportunities to develop new skills in finance, technology, and data management
• Hybrid position based in Warsaw, Poland
• Chance to work in a challenging, multicultural environment with international projects
• Exposure to large-scale financial IT systems and cross-country operations