Machine Learning Engineer – Operational Research

Job ID: R17416

Science & Analytics

London - The River Building HQ

Permanent

Ready to apply?

Get started with your online application.

Not quite your dream role? Sign up to get notified when the right vacancy comes along.

Machine Learning Engineer - Operational Research

The Data + Science Team

At Deliveroo, we have a world-class data & science organization dedicated to enabling high-quality human and machine decision-making. Our team includes over 200 Machine Learning Engineers, Data Scientists, Data Analysts, and Analytics Engineers working across product, business, and platform teams.

We foster a strong data science community with guest lectures, a robust technical review process, a clear career progression framework, and numerous learning opportunities.

The Role

You will develop algorithmic and machine-learning systems that power Deliveroo’s delivery network. Working in a cross-functional team with engineers, data scientists, and product managers, you will develop systems that make automated decisions at a large scale. Our team tackles interesting problems at the intersection of riders, consumers, and restaurants, evaluating performance through our experimentation platform.

Your responsibilities may include:

• Optimizing our delivery network through rider assignment decisions, journey time predictions, or delay mitigation.
• Enhancing simulation capabilities to predict the impact of algorithmic changes.
• Optimizing consumer and rider fees.

You will also collaborate with teams working on:

• The consumer experience by displaying relevant restaurants and dishes.
• Detecting fraud and abuse.
• Helping restaurants optimize their presence on Deliveroo.
• Creating an ML platform to enhance capabilities.

You will report to an ML/OR Manager. This is a hybrid role based in London.

Requirements

• 3+ years' experience as an ML Engineer or Data Scientist.
• Fundamental knowledge of machine learning and operational research, demonstrated through a relevant PhD or work experience.
• Proficiency in programming with Python, Rust, and Go.
• Experience with discrete event simulations and/or combinatorial optimization problems.
• Understanding of end-to-end model deployment.
• A focus on simplicity and impact.

About Deliveroo

Our mission is to be the definitive food company, transforming how the world eats by making food more accessible. We are a technology-driven company at the forefront of a rapidly expanding industry, valuing autonomy, innovation, and impact. We prioritize employee welfare and offer benefits including healthcare, parental leave, pensions, and generous leave allowances, tailored by country.

Diversity & Inclusion

We believe in a diverse workplace that reflects the world we live in. We welcome applicants regardless of gender, race, sexuality, religion, or personal traits. We are committed to equitable hiring and interview processes and will provide adjustments as needed.

Benefits

• Competitive salary with potential bonuses and relocation support.
• Up to 5% pension contributions.
• Share awards for eligible roles.
• Free Deliveroo Plus, team lunches.
• Annual leave plus bank holidays, volunteer leave.
• Healthcare, gym memberships, wellbeing apps, dental insurance, and more.
• Work-life benefits including parental leave, home office setup, training opportunities, and social events.