Staff AI Enginner

Position: Staff AI Software Engineer

Department: Platform Engineering 

Reports to: Head of Platform Engineer

Location: All - London, Bristol, Amsterdam, Enschede, Berlin, Tel Aviv, Canada

Food is our passion - Tech is our power

Our platform takes millions of orders every week from customers and companies in 24 countries. Whether they call us Takeaway.com, Just Eat, or “that food app”, they all rely on us for the dishes they love. But our key ingredient isn’t food. It’s tech. Whether they’re running infrastructure, optimising applications, or building developer tools, our platform engineering experts ensure the success of our technical foundation at scale.

Our Markets & Our Brand

Just Eat Takeaway is the leading global online food delivery company, operating in 24 countries, connecting tens of millions of consumers with over 588,000 local restaurants through our websites and apps in; United States; United Kingdom; Germany; Canada; The Netherlands; Australia; Austria; Belgium; Bulgaria; Denmark; France; Ireland; Israel; Italy; Luxembourg; New Zealand; Norway; Poland; Portugal; Romania; Spain; Switzerland, JET runs a single brand identity in each country in which we operate, as we believe this is the most effective way to reach our customers. 

Our single brand identity and strategy is efficient because we concentrate all our marketing efforts around a single brand with only a limited organisation; and it is effective because we can offer the broadest possible restaurant and cuisine selection to our customers - meaning we appeal to the entire market.

Ready to challenge

We’re a leading global online food delivery platform, and our vision is to empower everyday convenience. Whether it’s a Friday-night feast, a post-gym poke bowl, or grabbing some groceries, our tech platform connects tens of millions of customers with hundreds of thousands of restaurant, grocery and convenience partners across the globe.

The Team

The Developer AI team is on a mission to supercharge the productivity, creativity, and satisfaction of our engineering teams by embedding AI capabilities into our internal developer tools and workflows. We build smart assistants, automation systems, and intelligent insights that redefine what’s possible in the software development lifecycle.

The Role

At the JET platform engineering department we are looking for the one who can help us create an exceptional developer experience and take our developer platform to the next level.

The one who can swim fast, react and adapt. If you are up to date with the latest technology; If you are a person who gets things done - we are looking for you!

As a Staff Engineer, you’ll lead technical strategy and architecture across key platform initiatives, with a focus on AI-powered developer solutions and tooling. You’ll partner with engineering leadership, guide technical execution, and mentor engineers—while staying hands-on and close to the code.

These are some of the key ingredients to the role:

• Design, build, and maintain scalable AI-powered developer tools and services

• Lead  the architecture for LLM integration, prompt frameworks, and vector-based search systems

• Collaborate with product managers, UX designers, and other engineers to define technical solutions

• Champion engineering excellence, setting patterns, reviewing critical code, and enabling high-velocity teams

• Integrate LLMs (like OpenAI, Claude, or open-source alternatives) into developer workflows

• Experience building Agentic AI solutions in production environments

• Experiment with prompt engineering, embeddings, vector search, and fine-tuning techniques

• Drive initiatives to improve developer velocity, quality, and satisfaction

• Act as a multiplier: mentor, unblock, and elevate others across engineering

• Stay current with advances in AI, developer tooling, and software engineering best practices

What will you bring to the table?

• Deep Experience in software engineering, with a track record of leading high-impact projects

• Proficiency in languages like Python, C#, or Java

• Experience with AWS and containerized applications (Docker, Kubernetes)

• Expert with REST/gRPC APIs and event-driven systems

• Excellent system design skills and experience architecting complex distributed systems

• Exposure to LLM APIs, vector databases, and basic ML concepts

• Experience with building Agentic AI solutions

• Strong communication and collaboration skills

• Passion for developer experience and building tools that engineers love.

• Proven experience mentoring engineers and influencing beyond your immediate team

Nice-to-Haves:

• Hands-on experience with OpenAI, Hugging Face, LangChain, or similar frameworks

• Background in AWS AI ecosystem and tools like Bedrock

• Experience with GitHub copilot or similar

• Contributions to open-source developer tools or AI projects

At JET, this is on the menu:

Our teams forge connections internally and work with some of the best-known brands on the planet, giving us truly international impact in a dynamic environment.

Fun, fast-paced and supportive, the JET culture is about movement, growth and about celebrating every aspect of our JETers. Thanks to them we stay one step ahead of the competition.
 

Inclusion, Diversity & Belonging

No matter who you are, what you look like, who you love, or where you are from, you can find your place at Just Eat Takeaway.com. We’re committed to creating an inclusive culture, encouraging diversity of people and thinking, in which all employees feel they truly belong and can bring their most colorful selves to work every day.
 

What else is cooking?

Want to know more about our JETers, culture or company? Have a look at our career site where you can find people's stories, blogs, podcasts and more JET morsels.

Are you ready to take your seat? Apply now!