Senior Machine Learning Engineer at Deliveroo in London, United Kingdom - Deliveroo

Job description

• Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve millions of customers, riders and partners every day.
• From real-time logistics to resilient infrastructure and marketplace optimisation, we design, build and operate technology that powers Deliveroo’s growth at scale.
• We’re looking for several Senior Machine Learning Engineers to join our London teams.

Responsibilities

• In this role, you’ll help us develop the algorithmic and machine-learning systems that power Deliveroo, making automated decisions at massive scale across our three-sided marketplace. Based on the team you join, here's what your role may look like:
• New Verticals – developing recommendation and catalogue-quality models that help customers discover the right grocery and retail items while supporting growth and efficiency.
• Care – building ML and LLM-powered systems that support customer care operations, from understanding intent and sentiment to suggesting fair and consistent resolutions.
• Merchants – owning and evolving core ML models that support our merchant ecosystem (for example around classification, matching and lead-scoring), and building new models and AI agents that help partners grow their business.
• Design and build sophisticated machine learning models to solve fuzzy business problems
• Productionise end-to-end ML solutions, moving from initial concept to shipping code that drives measurable impact on our global marketplace.
• Collaborate in cross-functional squads alongside software engineers, data scientists, and product managers to build intelligent decision-making machines.
• Mentor junior colleagues and contribute to our robust technical review process to maintain high engineering standards.

Requirements

• Our ideal candidate will bring strong expertise in some of these areas and curiosity to grow in others:
• Significant experience applying algorithmic solutions to complex business problems at scale.
• Deep understanding of machine learning fundamentals and a proven ability to know when and how to apply them effectively.
• Demonstrated ownership of end-to-end model productionisation, with a strong background in software engineering principles.
• A bias for simplicity and a focus on achieving tangible business impact over theoretical complexity.
• Exceptional programming and statistical skills, with the ability to translate ambiguous objectives into technical reality.

Skills

Required

• Machine learning
• Software engineering
• Programming
• Statistics
• Algorithmic problem solving
• Model productionisation
• End-to-end ML solutions
• Collaboration
• Mentoring
• Technical review

Benefits

• At Deliveroo, you’ll do work that matters—solving real-world problems in a three-sided marketplace that’s constantly evolving. We’re food lovers, problem solvers, community builders and more, brought together by a shared drive to make things better. Working here you can expect to:
• 🔧 Solve meaningful problems at real scale
• Work on a complex, always-on marketplace that impacts millions every day.
• 🌱 See your impact, fast
• Ship, test and improve ideas quickly in a low-hierarchy, high-ownership environment.
• 🧠 Grow through challenge and ownership
• Take on big, ambiguous problems and accelerate your career with strong support.
• 🌎 A culture built for builders
• High standards, collaboration, flexible working and continuous learning.
• 💰 Share in the success you help create
• Competitive salary and equity options, so you’re rewarded for the impact you make.
• ➡️ Want a deeper look at how we build? Check out our Tech Blog.