Marketing Science Partnerships & Insights Lead

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
• Income Replacement Programs
• Bike to Work scheme
• Flexible Vacation & Paid Volunteer Time Off
• Generous Paid Parental Leave