AI Engineer for Finance Insights - London (Equity)

Reflexivity is seeking a senior engineer to build and evolve AI systems powering investment insights. You will work at the intersection of reasoning engines, proprietary data, and real market impact.

You will design, fine-tune, and deploy ML and LLM-driven systems used by professional investors, and integrate OpenAI, Gemini, and Anthropic models into robust knowledge systems. London-based in-office role with equity included.