Principal AI Engineer (GenAI Platforms & MLOps)

We go beyond the obvious using intelligence passion and creativity to inspire new thinking and shape the world we live in.

To start a career that is out of the ordinary please apply...

Job Details

Why this job is important

Generative AI has moved quickly from experimentation to expectation but making it work well safely and at scale is this role youll help turn

GenAI into something teams across Kantar can rely on not just prototype with.

Youll design and build the foundations that enable productiongrade AI: reusable GenAI components strong MLOps practices and cloudnative services that balance quality cost and reliability. Your work will help teams move faster avoid common pitfalls and deliver AI solutions that stand up in realworld environments.

This is a handson individualcontributor role. You wont be managing people instead youll lead through technical expertise curiosity and a passion for solving complex engineering problems.

What youll be doing

• Designing and building GenAI platform components that help teams create and deploy AI solutions safely and efficiently
• Implementing LLMbased systems including RAG embeddings semantic search and agentbased workflows
• Shaping how GenAI systems handle prompting grounding evaluation reliability and cost control
• Building and evolving MLOps pipelines from experimentation through deployment monitoring and iteration
• Engineering cloudnative APIdriven services that integrate AI into production platforms
• Supporting and guiding other engineers through design reviews coaching and shared standards

The skills & experience were looking for

We dont expect you to tick every box if most of this sounds like you wed love to hear from you.

• Handson experience building production AI or ML systems with recent focus on Generative AI / LLMs
• A strong understanding of RAG architectures embeddings vector databases and semantic retrieval
• Experience with MLOps including deployment monitoring evaluation and CI/CD for AI systems
• A solid softwareengineering background building scalable backend services
• Experience working in cloud environments (Azure preferred but AWS or GCP also welcome)

Its a bonus if youve also:

• Designed AI platforms used by multiple teams
• Worked with responsible AI governance or secure AI deployment
• Tuned GenAI systems for performance reliability or cost

Whats in it for you (UK benefits)

• Flexible hybrid working
• 25 days leave 2 days paid for volunteering and life event leave
• Competitive salary and bonus (bonus dependent on role)
• Company pension
• Enhanced parental leave
• Healthcare options
• Wide range of flexible benefits

Location

Kantar Rewards Statement

At Kantar we have an integrated way of rewarding our people based around a simple clear and consistent set of principles. Our approach helps to ensure we are market competitiveand alsoto support a pay for performance culture where your reward and career progression opportunities are linked to what you deliver.

We go beyond the obvious using intelligence passion and creativity to inspire new thinking and shape the world we live in. Apply for a career thats out of the ordinary and join us.

We want to create an equality of opportunity in a fair and supportive working environment where people feel included accepted and are allowed to flourish in a space where their mental health andwell beingis taken into consideration.

We want to create a more diverse community to expand our talent pool be locally representative drive diversity of thinking and better commercial outcomes.

Kantar is the worlds leading data insights and consulting company. We understand more about how people think feel shop share vote and view than anyone else. Combining our expertise in human understanding with advanced technologies Kantars 30000 people help the worlds leading organisations succeed and grow.