Position Overview
We are seeking a Senior Enterprise Architect (AI-Focused) to lead our enterprise AI strategy and drive the design of scalable, cloud-native AI solutions. This role will focus on agentic AI, multi-agent systems, RAG architectures, and enterprise AI integration aligned to business goals.
We understand the need to provide a flexible working environment partnered with team collaboration and socialisation. Therefore, we operate a hybrid working model with 3 days of working from home per week. This role is based in the London office.
Key Responsibilities
- Define and lead the enterprise AI architecture strategy, aligning agentic AI capabilities with business goals
- Design and govern scalable AI architectures, including multi agent systems, data pipelines, and model lifecycle management
- Drive adoption of agentic AI frameworks and establish best practices for orchestration, tool usage, and system integration
- Architect and oversee RAG based solutions, ensuring effective retrieval pipelines, embedding strategies, and knowledge integration
- Lead integration of AI solutions across enterprise platforms, APIs, and third-party services
- Establish standards for prompt engineering, multi-step orchestration, and agent behaviour design
- Ensure robust governance, including security, compliance, auditability, and responsible AI practices
- Collaborate with engineering, data, and business teams to deliver production grade AI systems
- Provide technical leadership across cloud native AI platforms, particularly within Azure ecosystems
- Mentor teams on AI architecture patterns, emerging technologies, and implementation strategies
Must Have
Agentic AI Frameworks
- LangChain, LangGraph, Microsoft Agent Framework (formerly AutoGen / Semantic Kernel), CrewAI
Databases
- SQL databases (ideally PostgreSQL) for configuration & operational data
- NoSQL vector databases (ideally Azure Cosmos DB) for embeddings & retrieval
Azure Platform
- Azure AI Foundry (agent building & orchestration)
- Azure OpenAI Service
- Azure AI Services
- App Service
AI Techniques
- RAG architectures (chunking strategies, embedding models, retrieval pipelines)
- Data agents with Power BI integration
Python
- Agent development, ML techniques, APIs
Prompt Engineering
- System prompt design
- Tool/function calling patterns
- Multi-step orchestration
API Integration
- Calling and orchestrating third-party APIs for agent tool use
Knowledge Of
C#
- API development
DevOps
- CI/CD pipelines (Azure DevOps or GitHub Actions)
- Docker
- Infrastructure as Code (Terraform or Bicep)
Frontend Integration
- Angular or React for agent-facing UIs or dashboards
MCP (Model Context Protocol)
- Tool integration with agents
- MCP Apps (formerly MCP-UI) for interactive UI components
Observability & Evaluation
- LangSmith or similar tracing/evaluation tools
Streaming & Real-Time Responses
- SSE, WebSockets
Testing Non-Deterministic AI Outputs
- Evaluation strategies, golden datasets, regression testing
Cost Management & Token Budgeting
- Token usage, model trade-offs, caching strategies
Multi-Agent Orchestration
- Designing collaborative agent systems with delegation and handoffs
Fine-Tuning / Model Customisation
- Adapting models for domain-specific use cases
Authentication & Identity
- OAuth, managed identities
Logging & Audit Trails
- Compliance and traceability for agent decisions/actions
Additional LLM Providers
- Experience beyond Azure OpenAI (e.g., Anthropic, open-source via Ollama/vLLM)
Graph Databases
- Neo4j or similar for knowledge graph-backed agents
Message Queues / Event-Driven Architecture
- Azure Service Bus
Security & Guardrails
- Content filtering, prompt injection mitigation, PII handling
API Design
- REST / GraphQL for exposing agent capabilities
Benefits
- Join our employee-led groups to maximise your experience at work such as our Diversity, Equity and Inclusion committee, employee resource groups such as Women and Allies, and our Pride Event Group.
- Enjoy peace of mind over yours and your family’s health with our Private Medical Insurance and Health Cash Plan.
- Invest in our competitive Personal Pension plan and help set you up for your future.
- Big on family? So are we! We understand family is important and being able to spend quality time with your family as it grows is a wonderful experience. Our Parental Leave Program is designed to give you the opportunity to spend even more time with your new arrival(s).
- Enjoy a fantastic work-life balance with 25 days of annual leave plus Bank Holidays, and finish early 6 times a year with our ‘Flexi’ scheme.
- Income Protection Plans give you the peace of mind you deserve.
- Further your professional development and growth with our generous Tuition Reimbursement Schemes.
- Enjoy the flexibility of working from anywhere in the world for two weeks out of the year!
MRI is proud to be an inclusive employer. We welcome and celebrate diversity across all backgrounds, including ethnicity, religion, sexual orientation, gender identity, disability, age, military, veteran status and more.
We believe that Belonging is a direct result of Diversity, Equity, and Inclusion. Those values are woven into the fabric of who we are and are foundational to our continued success. Come and see for yourself!
