Job Title: Senior Generative AI Architect (Agentic AI & GCP)

Location: Sheffield, UK (Hybrid - 2 Days Onsite/Week)

Contract Duration: 6-9 Months

Role Type: FTE or Contractor

The Opportunity

We 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 Responsibilities

• Agentic 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 & 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 & Compliance: Implement strict observability and governance frameworks to ensure all GenAI deployments meet enterprise data security and regulatory standards.

• Skills & Requirements

• Mandatory: Proven experience in Application Architecture

• Tech Stack: Deep expertise in Google Cloud Platform (GCP), Vertex AI, and Gemini Models.

• AI Frameworks: Strong hands-on experience with LangChain, Vector Databases (Pinecone, Weaviate, etc.), and LLMOps tools.

• Domain: Experience delivering AI/GenAI use cases within Banking or highly regulated industries is a significant pluWhy Apply?

• Work on the cutting edge of Agentic AI and Multi-agent orchestration.

• Lead the architectural strategy for a massive enterprise-scale deployment.

• Hybrid working model based in Sheffield.

Randstad Technologies is acting as an Employment Business in relation to this vacancy.