Marketing Science Partnerships & Insights Lead

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 126 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit

We are looking for a Marketing Science Partnerships & Insights Lead to spearhead the strategic direction for our measurement ecosystem—driving our value proposition to clients and partners by testing, learning, and improving the power and performance of Reddit as a media platform. You will be an integral part of the Marketing Science team, balancing deep technical measurement expertise with strategic partner management to help our advertisers succeed.

Location: Hybrid. London, UK

Responsibilities

• Own the end-to-end execution calendar for an assigned advertiser or partner portfolio. Develop multi-month roadmaps that align with research and business goals, ensuring these programs directly drive platform adoption and revenue.
• Manage the full lifecycle of 3rd party partnerships, including discovery, vetting, and onboarding. Work with Product Marketing (PMMs) to execute inbound/outbound requests to identify both market-leading and emergent vendors.
• Co-author requests for information (RFI) and program briefs that clearly outline Reddit's needs. Partner laterally across internal commercial leadership and external vendors to facilitate joint scoping, milestone scheduling, and field-readiness.
• Serve as the internal expert on measurement efficacy. Act as a neutral evaluator of platform and partner performance, identifying where current tools fall short and championing improvements to data architecture and pipeline connectivity.
• Provide guidance on technical data flows, including how data pipelines connect, and advise on methodologies for MTA, sales/brand lift, and geo-lifts to support global revenue goals.

Required Qualifications

• 5+ years in advertising or analytics at a research vendor, measurement company, media owner, or agency, with at least 1 year of dedicated experience in digital advertising.
• Proven ability to set up and manage measurement programs with external partners; experienced in driving program adoption and hitting specific revenue goals within a client base.
• Familiarity with the advertising measurement landscape, including attitudinal survey research, online/offline sales/ROI measurement, and methodologies such as MTA and Media Mix Modeling (MMM).
• A strong track record in the execution, analysis, and presentation of quantitative advertising research, and a working knowledge of ad tech (serving, targeting, optimization, and data flows).
• Exceptional written and oral communication skills; ability to articulate complex measurement issues to stakeholders and drive alignment.
• Experience at a social media platform is a plus.
• Experience working in evolving environments where you can help the business hit revenue goals even when processes are being built from the ground up.

Benefits

• Global Benefit programs that fit your lifestyle, from workspace to professional development to caregiving support
• Family Planning Support
• Gender-Affirming Care
• Mental Health & Coaching Benefits
• Group Personal Pension Scheme with Employer match
• Private Medical and Dental Scheme

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