job posting · ashby
ROOFOODS LTD: Staff Machine Learning Engineer - Ads Bidding
Observed on the employer’s careers system, last checked 2026-09-12.
- Employer
- ROOFOODS LTD
- Location
- London - The River Building HQ
- Category
- All Cost Centers
- Posted
- 2026-09-11
- Careers system
- ashby
- Observed
- 2026-09-12
Role description
Verbatim from the employer’s posting, rendered as plain text.
Staff Machine Learning Engineer – Ads Bidding The Team The Ads ML team builds and maintains the machine learning models powering Deliveroo's advertising product — connecting consumers with relevant ads and helping merchants, grocers, and FMCG brands grow through the platform. The UK team is ~11 MLEs across ads and promotions, and collaborates closely with the US team (meetings capped at 4pm UK to protect reasonable hours). The Problem Deliveroo is migrating ads from cost-per-click (CPC) to cost-per-order (CPO) — merchants pay when an ad drives an order, not when it's clicked. This is a genuinely open, cutting-edge problem: very few companies have solved it, and there's no established playbook to follow. The exact approach is under active discussion and you'd be central to driving it. You will: Own the design and execution of the CPC-to-CPO migration, including the core open question of…
Provenance
8bb552d7-1d0b-4e8c-85d2-f9848e4db3f3