Senior Full-Stack Developer – Python, AI & React

ITDS is seeking a Senior Full-Stack Developer to join a leading capital markets technology team. You will play a pivotal role in building high-performance, AI-driven financial platforms by integrating modern React front-ends with robust Python back-end services.

Key responsibilities

• Design and develop end-to-end features using React/Next.js and Python-based APIs.
• Implement and optimize AI/LLM-powered functionalities, including RAG pipelines and agentic workflows.
• Build responsive, accessible user interfaces while ensuring clean, maintainable, and well-tested code.
• Collaborate with cross-functional teams, including data engineers and product managers, to deliver scalable financial solutions.
• Participate in code reviews and contribute to the establishment of engineering best practices.

Requirements

• Minimum of 6 years of professional experience in full-stack development with Python and JavaScript.
• Strong expertise in React, TypeScript, and modern JavaScript (ES6+).
• Proven experience with back-end frameworks such as FastAPI, Django, or Flask.
• Solid understanding of REST API design, asynchronous data handling, and database management (PostgreSQL/MongoDB).
• Fluent command of English and legal right to work in the European Union.

What we offer

• A fully remote working environment allowing for flexibility and focus.
• The opportunity to work on cutting-edge AI and LLM integrations in the financial sector.
• Engagement in high-impact projects that shape the future of financial data processing.
• Collaboration with a professional, cross-functional team in a supportive engineering culture.