Job Title: Senior Generative AI Architect (Agentic AI and GCP)Location: Sheffield, UK (Hybrid - 2 Days Onsite/Week) Contract Duration: 6-9 Months Role Type: FTE or Contractor The OpportunityWe are seeking a high-level AI Tech Lead / Architect to drive a major digital transformation for a Tier-1 Global Financial Institution.This is not a standard chatbot project. You will be responsible for architecting "Agentic AI" solutions-designing autonomous multi-agent systems that can orchestrate complex workflows, communicate with one another, and integrate securely with enterprise banking systems.Key ResponsibilitiesAgentic AI Architecture: Architect end-to-end GenAI solutions using Google Cloud Platform (GCP), specifically leveraging Vertex AI APIs and the Agent Development Kit (ADK). Multi-Agent Ecosystems: Design architectures that support Agent-to-Agent (A2A) communication, orchestration, and collaboration across diverse business functions.LLM Strategy and RAG: Define model selection, fine-tuning strategies, and build Retrieval-Augmented Generation (RAG) pipelines to ensure contextual accuracy and reduced hallucinations.Context Engineering: Establish frameworks for memory retention using embedding stores, Vector Databases, and persistence strategies.Integration: Architect prompt management and function-calling layers to seamlessly integrate AI agents with backend APIs, microservices, and UI/UX layers.Governance and Compliance: Implement strict observability and governance ..... full job details .....