Machine Learning Engineer - Ads Conversion Modeling

reddit; London; On-site; GBP 50,000 - 90,000; Full time

Job summary

A leading tech company, Reddit, seeks a Machine Learning Engineer to join their Ads Conversion Modeling team in London. You'll develop advanced models, collaborate with diverse teams, and leverage large datasets to shape advertising strategies. Ideal candidates have extensive ML experience and a passion for improving user engagement through data-driven insights.

Benefits

Pension Scheme

Private Medical and Dental

Life Assurance

Income Protection

Home Office Workspace Benefit

Development Funds

Family Planning Support

Commuter Benefits

Flexible Vacation & Reddit Days Off

Qualifications

• Proven track record of KPI improvements through model architecture.
• 3+ years of experience with industry-level ML models.
• Experience with large-scale data pipelines and ads domain is a plus.

Responsibilities

• Building industrial-level models with advanced architectures.
• Researching and implementing new model architectures.
• Feature engineering from diverse data sources.

Skills

Machine Learning

Deep Learning

Feature Engineering

Tools

TensorFlow

PyTorch

Job description

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Machine Learning Engineer - Ads Conversion Modeling, London

Client: reddit

Location: London, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference: fc21dcf72dc2

Job Views: 12

Posted: 22.06.2025

Expiry Date: 06.08.2025

Job Description:

Reddit is a community of communities built on shared interests, passion, and trust. It hosts open and authentic conversations on the internet, with over ,+ active communities and approximately M+ daily active visitors. Reddit primarily generates revenue through advertising, aiming to connect advertisers with passionate communities.

The Ads Conversions Modeling Team develops machine learning models to predict user conversions after engaging with Reddit. This role involves researching, implementing, and deploying models, collaborating across teams, and shaping the future of ads ML at Reddit.

Your Responsibilities:

• Building industrial-level models with advanced architectures
• Researching and implementing new model architectures, including deep neural networks
• Feature engineering from diverse Reddit data sources
• Contributing to team strategy and planning

Who You Might Be:

• Proven track record of KPI improvements through model architecture and feature engineering
• + years of experience with industry-level ML models
• + years with ML frameworks like TensorFlow and PyTorch
• + years of end-to-end ML project experience
• Deep learning experience is a strong plus
• Experience with large-scale data pipelines, Ads domain, or Recommendation Systems is a plus

Benefits:

• Pension Scheme
• Private Medical and Dental
• Life Assurance, Income Protection
• Home Office Workspace Benefit
• Development Funds
• Family Planning Support
• Commuter Benefits
• Flexible Vacation & Reddit Days Off

Join Reddit to help build an inclusive and empowering community for everyone.