Staff Machine Learning Engineer - Ads Bidding

Deliveroo
London
Workplace: OnsiteFull timeFunction: Data Science & Machine LearningExperience: 7+ yearsSkills: ["Cross-functional communication","Self-driven leadership","Simplicity","Shipping with measurable impact","Technical direction setting"]

Own the migration of Deliveroo ads from CPC to CPO, shaping the core approach and technical direction for goal-based bidding. Build and improve the bidding surface (Target CPO, optimised CPC, Target ROAS) and tie yield management to ROS targeting. Partner daily with the DoorDash US Ads team to align on market execution, while leading ML systems that drive measurable marketplace impact.

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FursaFursa
Deliveroo
Deliveroo
19 hours ago

Staff Machine Learning Engineer - Ads Bidding

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 2 hours agoStatus: Live

Job Summary

Own the migration of Deliveroo ads from CPC to CPO, shaping the core approach and technical direction for goal-based bidding. Build and improve the bidding surface (Target CPO, optimised CPC, Target ROAS) and tie yield management to ROS targeting. Partner daily with the DoorDash US Ads team to align on market execution, while leading ML systems that drive measurable marketplace impact.
Location: London
Workplace: Onsite
Employment Type: Full time
Job Function: Data Science & Machine Learning
Seniority: Mid level

Key Responsibilities

  • •Design and execute the CPC-to-CPO migration, including how the system remains CPO-facing externally while optimizing CPC behind the scenes.
  • •Build and improve the bidding surface, including goal-based automated bidding, Target CPO, optimised CPC, and Target ROAS.
  • •Own yield management tied to ROS targeting.
  • •Partner daily with the DoorDash US team to align on approach across markets.
  • •Set the technical direction for the Ads bidding ML domain.

Pay and Benefits

Perks:Equity

Key Requirements

  • •Expertise in ad economics, marketplace bidding, or auction theory.
  • •Direct experience with optimised CPC, target CPO, goal-based automated bidding, and target ROAS.
  • •7+ years writing production code in Python, with strong ML fundamentals in ranking, recommendation systems, or bidding/auction systems.
  • •Strong self-driven leadership in ambiguous problem spaces where you set direction.
  • •Bias for simplicity and shipping work with measurable business impact.
Experience:7+ years
Skills:Cross-functional communicationSelf-driven leadershipSimplicityShipping with measurable impactTechnical direction setting
Tech Stack:Python

Company Brief

Deliveroo
Deliveroo is a multinational online food and grocery delivery marketplace connecting consumers, restaurants, retailers and riders via its app and platform, operating across multiple countries with fast local delivery and logistics services.
Industry: Online Marketplaces
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Unicorn (USD 1B+)
Funding: IPO / Publicly Listed
Headquarters: London, United Kingdom
Founded: 2013
Glassdoor
Glassdoor: 3.4
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