AI Product Engineer

Permanent - AI Full Stack Product Engineer (Agentic AI)

Location: London (Hybrid - 3 days per week) Permanent

Build AI Products. Not Just Software.

We're looking for a hands-on AI Full Stack Product Engineer to help build the next generation of AI-powered products for a fast-growing technology business.

Working directly with an innovative CTO, you'll develop intelligent applications using Agentic AI , LLMs and frameworks such as Loop Harness and LangGraph , helping shape how AI is Embedded into real-world products.

This is a role for someone who enjoys experimenting, moving quickly and solving complex problems in a collaborative scale-up environment.

What You'll Be Doing

• Build AI-powered products using modern full-stack technologies.

• Develop agentic workflows and autonomous AI capabilities.

• Build and integrate APIs, Back End services and cloud-native applications.

• Work with LLMs including Anthropic Claude and other leading AI platforms.

• Prototype new ideas and rapidly iterate with Product and Engineering teams.

• Contribute across Front End, Back End, cloud infrastructure and AI engineering.

• Help define engineering standards and best practices for AI development.

Skills We're Looking For

• Strong commercial experience with TypeScript , Next.js and React .

• Backend development using Python and modern APIs.

• Experience building production applications using LLMs or AI services.

• Knowledge of LangGraph , Loop Harness , MCP or similar agent frameworks.

• AWS, Docker, Kubernetes and CI/CD experience.

• Comfortable working across the full technology stack.

• Experience within a fast-paced scale-up or product-led business.

The Person

We're looking for someone who is:

• Passionate about AI and emerging technologies.

• Curious, energetic and keen to experiment.

• Comfortable working in ambiguity and trying new approaches.

• A strong communicator who enjoys collaborating across Product and Engineering.

• Happy wearing multiple hats and helping a growing business scale.

This is an opportunity to work on cutting-edge AI products where you'll have genuine influence over technical direction, work directly with the CTO and help shape the future of an AI-first business.