Lead AI Engineer - Global Infra

dunnhumby is the global leader in Customer Data Science, partnering with the world’s most ambitious retailers and brands to put the customer at the heart of every decision. We combine deep insight, advanced technology, and close collaboration to help our clients grow, innovate, and deliver measurable value for their customers.

dunnhumby employs nearly 2,500 experts in offices throughout Europe, Asia, Africa, and the Americas working for transformative, iconic brands such as Tesco, Coca-Cola, Nestlé, Unilever and Metro.

What you’ll be doing

• Design AI agents and multi-step agentic workflows, including tool calling, MCP servers and agent-to-agent protocols, to automate and augment retail media and insight use cases.
• Ensure security, privacy and governance across AI solutions, including handling of sensitive data, access control, secrets management and safety/guardrail mechanisms.
• Define and embed DevOps/MLOps practices for AI (CI/CD for models, prompts and agents; infrastructure as code; environment promotion; blue/green and canary releases; incident response).
• Implement robust observability for AI systems: tracing prompts and tool calls, logging, metrics, dashboards and alerts to monitor quality, performance and cost.
• Establish AI testing and evaluation strategies: oAline and online model evaluation, red-teaming, regression testing, and human-in-the-loop review and feedback loops.
• Act as a hands-on technical leader, reviewing designs and code, unblocking complex problems, and setting engineering standards and best practices for AI delivery.
• Coach, mentor and develop AI engineers, supporting their growth and ensuring a culture of learning, experimentation and continuous improvement.

What we expect from you

• Strong experience in software/data/ML engineering, including significant hands-on work building and operating AI/ML or LLM-based solutions in production.
• Proven experience leading AI/ML/LLM engineering teams or acting as a senior technical lead, ideally in a global or distributed setup.
• Deep practical knowledge of GCP and Vertex AI, with experience designing and operating production workloads using Vertex AI models, endpoints, pipelines and RAG/vector search.
• Experience with Microsoft AI / Azure AI Foundry or similar platforms, and familiarity with at least one modern agentic AI framework or platform.
• Solid understanding of LLMs and foundation models (transformers, tokenization, context windows, embeddings, RAG, fine-tuning vs adapters vs prompts, tool calling and risks such as hallucinations or prompt injection).
• Hands-on experience designing and building AI agents or agentic workflows, integrating them with tools, APIs and internal systems, and managing their reliability, safety and observability.
• Strong background in security, governance and compliance for AI solutions, including handling of sensitive data, role-based access controls and auditability.
• Experience with DevOps/MLOps practices for AI: CI/CD, model and prompt versioning, environment management, infrastructure as code, monitoring and incident management.
• Knowledge of AI evaluation techniques and model testing, including experiment design, quantitative and qualitative evaluation, and human-in-the-loop processes.
• Excellent communication and stakeholder management skills; able to collaborate eAectively with teams in India and internationally, and to balance ambition, feasibility and risk.

What you can expect from us

We won’t just meet your expectations. We’ll defy them. So you’ll enjoy the comprehensive rewards package you’d expect from a leading technology company. But also, a degree of personal flexibility you might not expect. Plus, thoughtful perks, like flexible working hours and your birthday off.

You’ll also benefit from an investment in cutting-edge technology that reflects our global ambition. But with a nimble, small-business feel that gives you the freedom to play, experiment and learn.

And we don’t just talk about diversity and inclusion. We live it every day – with thriving networks including dh Gender Equality Network, dh Proud, dh Family, dh One, dh Enabled and dh Thrive as the living proof. We want everyone to have the opportunity to shine and perform at your best throughout our recruitment process. Please let us know how we can make this process work best for you.

Our approach to Flexible Working

At dunnhumby, we value and respect difference and are committed to building an inclusive culture by creating an environment where you can balance a successful career with your commitments and interests outside of work.

We believe that you will do your best at work if you have a work / life balance. Some roles lend themselves to flexible options more than others, so if this is important to you please raise this with your recruiter, as we are open to discussing agile working opportunities during the hiring process.

For further information about how we collect and use your personal information please see our Privacy Notice which can be found (here)