AI and Data Platform Architect Hybrid - 3 days onsite, Central London £65,000 - £90,000 (depending on experience) Permanent The Opportunity We''re partnering with a leading financial services organisation seeking an experienced AI and Data Platform Architect to design and evolve enterprise-scale data and AI solutions within a highly regulated investment banking environment. This is a senior, hands-on architecture role requiring deep expertise in modern data technologies, AI integration, and cloud-native deployment. You''ll shape the future-state architecture for AI-driven platforms supporting front-office applications, regulatory reporting, and real-time analytics. Key Responsibilities Design and own end-to-end AI-enabled data architectures supporting investment banking use casesArchitect high-performance data storage and retrieval solutions using technologies such as MongoDB, Redis, Elasticsearch and related toolsDefine best practices across caching, indexing, search optimisation, and distributed data patternsLead AI/ML integration into enterprise systems, including model deployment, inference optimisation and real-time analyticsCollaborate with data science, engineering, infrastructure and business teams to deliver scalable, compliant solutionsEnsure robust governance across data provenance, security, and regulatory controlsDrive cloud-native architecture strategy (AWS/Azure/GCP, containers, micro-services)Provide technical leadership, architecture governance, and mento