Fullstack AI Developer (Java/Python) - Investment Bank

Join a high-profile greenfield initiative within a globally recognised financial institution, building next-generation research and data platforms powered by cloud-native engineering and AI.This is an opportunity to work on a cutting-edge programme delivering scalable, AI-driven solutions across modern AWS infrastructure, React front ends, and advanced LLM/RAG workflows.London-based 5 days onsite12-month contract + likely extension£600-£800 per day (PAYE)Join a high-profile greenfield initiative within a globally recognised financial institution, building next-generation research and data platforms powered by cloud-native engineering and AI.This is an opportunity to work on a cutting-edge programme delivering scalable, AI-driven solutions across modern AWS infrastructure, React front ends, and advanced LLM/RAG workflows.What you''ll be doingBuilding and enhancing cloud-native applications using Java and/or PythonDeveloping modern React front-end solutionsDesigning scalable systems on AWSDelivering AI-powered features using LLMs, semantic search, and RAG architecturesDriving engineering best practices across CI/CD, DevOps, testing, and system reliabilityCollaborating with senior engineering and product stakeholders on a flagship transformation programmeWhat we''re looking for8+ years'' software engineering experienceStrong hands-on experience with Java and/or PythonProven expertise with AWS cloud technologiesFull stack engineering capability, ideally including ReactExperience ..... full job details .....