--- title: 'Manager, Publisher Success at GumGum' canonical: 'https://feeny.ai/job/manager-publisher-success-gumgum-london-england-4fybf23m2ect' type: 'job' last_seen: '2026-09-10' --- # Manager, Publisher Success at GumGum - **Company:** GumGum - **Location:** London England, United Kingdom - **Posted:** 2026-09-02 - **Last confirmed live:** 2026-09-10 - **Apply:** https://job-boards.greenhouse.io/gumgum/jobs/7979894003 ## Job description GumGum is The Mindset Company™ transforming advertising. We’re an advertising technology company delivering results by matching brands with people in the right mindset in the moments that matter. Our platform is powered by the Mindset Graph™, our AI-driven data engine that processes billions of real-time contextual, creative, environmental, and historical signals to match every ad with the most receptive audience. The result is advertising that drives meaningful outcomes for advertisers and publishers, and is more relevant for consumers. We were founded in 2008 and are headquartered in Santa Monica, California, operating in over 19 markets across North America, Europe, Japan, and Australia. Our principles guide our work every day and are as follows: - Customer-Obsessed: We’re focused on advertising solutions that solve needs and drive success for clients and partners. - Make it Happen: We have a bias for action and take ownership to deliver results. - Always Innovate: We push boundaries with creativity and technology. - Foster Belonging: We ensure colleagues feel included, supported, and empowered to thrive. To be a part of The Mindset Company™ transforming advertising, please visit [www.gumgum.com/careers](http://www.gumgum.com/careers). Reporting to the Head of Publisher Success, International, the Manager, Publisher Success (UK) leads a team of EMEA Publisher Success professionals while directly managing a portfolio of key publisher accounts to drive retention, growth, and long-term value. This role oversees daily team performance, coaching, operational efficiency, and goal accountability while serving as a senior point of contact for strategic partners. Additionally, the Manager collaborates cross-functionally with teams like Publisher Development, GAPS, Revenue, and Product to align publisher needs with GumGum’s broader supply strategy, ensuring the overall performance and evolution of the EMEA Publisher Success organization. Note: GumGum fosters a flexible work environment, offering GumGummers the ability to work either in-office or remotely/from home. However, we kindly ask that this hire be located within a 'commutable' distance to our office for at least 2 days a week in office. ## What You'll Achieve - Lead, coach, and mentor direct reports within the EMEA Publisher Success team to boost performance, foster career growth, and meet key business goals. - Serve as the senior point of contact for high-value publisher partners, driving strategic oversight, retention, and long-term account growth. - Monitor partner health, track performance metrics, and optimize inventory allocation to identify upsell opportunities and maximize overall yield. - Establish streamlined processes, training materials, and Zendesk SLAs to elevate service quality, consistency, and operational efficiency across the team. - Proactively track network-level trends and lead technical/operational troubleshooting alongside Engineering and Ad Ops to resolve client risks. - Collaborate closely with Publisher Development, Revenue, Product, and Solutions Engineering to align publisher needs with broader supply strategy. - Partner with development teams to integrate new supply smoothly and manage the successful transition of publishers into ongoing success management. - Keep publisher partners informed and compliant on emerging digital ad tech trends, standards, and regulatory requirements (e.g., TCF 2.2, ads.txt). ## Skills You'll Bring - Proven capability to lead, coach, and mentor an account management team by setting clear priorities, managing performance, and fostering career growth. - Strong verbal and written communication skills with a track record of running effective client-facing and cross-functional meetings. - Analytical approach to problem-solving, with the ability to break down complex issues and translate data trends into actionable insights. - Proficiency in media math, Excel, and reporting tools to analyze yield, track publisher health, and identify revenue opportunities. - A solutions-oriented mindset for troubleshooting technical integration issues directly alongside Product Management and Engineering teams. - Technical familiarity with workflow platforms including JIRA, Zendesk, and Google Suite, plus experience leveraging AI tools to improve team efficiency. - Strong organizational and task-prioritization abilities to manage multiple competing initiatives simultaneously in a fast-paced environment. - Deep expertise in digital advertising, ad tech, programmatic landscapes, and emerging industry trends. ## Preferred Qualifications - 5+ years of experience in publisher-side ad tech, with direct account management and client solution-building expertise. - 1–2+ years of experience directly managing and developing team members. - Hands-on experience working with European publishers and familiarity with integration methods (Prebid, JS tags, S2S); CTV experience is a plus. ## What We Offer - Learn about our benefits & perks package at [gumgum.com/benefits](https://gumgum.com/benefits). If you'd like additional information, your recruiter can share more specifics during the hiring process! Note: GumGum fosters a flexible work environment, offering GumGummers the ability to work either in-office or remotely/from home. However, we kindly ask that this position be located within a 'commutable' distance to our office for at least 2 days in office. Awards - 2025 & 2026 Digiday Media Awards Europe Best Contextual Targeting Offering - 2025 AdExchanger Awards AI Innovators, Technology & Service Provider, Finalist - 2025 MARKETECH APAC Marketing Technology Awards Silver Winner for Best Contextual Advertising Tech Platform We're always learning and evolving as a company, and we continue to take thoughtful steps to support our people and strengthen our culture. Follow Us on Social - Instagram: @gumgum - LinkedIn: https://www.linkedin.com/company/gumgum/ - YouTube: @GumGumInc - TikTok: @itsgumgum ## About GumGum ## Company Overview - **One-liner**: GumGum is an AI-powered advertising technology company that uses contextual intelligence and “mindset” data to place ads in moments of genuine consumer receptivity, moving beyond traditional audience targeting. - **Entity Type**: Private (Bootstrapped/Organic Growth; no disclosed external funding rounds) - **Headquarters**: Santa Monica, California, USA - **Founded**: 2008 - **Founders**: Not publicly available ## Core Business - **Primary Industry**: Advertising Technology (AdTech) & Digital Marketing - **Target Customers**: B2B – Enterprise brands, agencies, and publishers with 3,000+ global brand partners - **Mission**: “Advertising works best when it reaches people at the moment they're most receptive” – a concept they call “mindset.” ## Products & Services - **Contextual Intelligence Engine**: Proprietary AI that analyzes text, image, and video content well beyond simple keyword matching to understand the full context and sentiment of a page or video environment. - **The Mindset Graph™**: A proprietary data layer that processes billions of real-time signals to identify moments of peak consumer receptivity (e.g., interest, intent, mood) at scale. A dedicated portal for client access launched in 2025. - **Attention Measurement**: An in-house built, proprietary attention measurement tool that tracks how audiences actually engage with ad creative. - **GumGum Outcomes**: A measurement product launched in 2025 that connects media exposure directly to real-world, downstream business results (e.g., sales, foot traffic). - **CTV, OLV, & Display Ad Placements**: Ad inventory across Connected TV, Online Video, and high-impact display formats, all served on MFA-free (Made for Advertising-free) partner sites. ## Market Standing - **Valuation**: Not disclosed (Private company) - **Key Metric**: 450+ employees globally; 3,000+ brand partners; 1B+ monthly global uniques; presence in 19+ markets across North America, Europe, Japan, and Australia. - **Notable Investors/Partners**: 3,000+ brand partners (names not disclosed); acquired Playground xyz (date undisclosed). - **Growth Signals**: - Expanded into CTV, OLV, and high-impact display formats. - Launched The Mindset Graph™ Portal and GumGum Outcomes in 2025. - Introduced “Seasonal Moments and Events” capability to target culturally relevant timeframes. ## Competitive Advantages - **Proprietary “Mindset” Technology**: Unlike ad networks that rely on user identity and cookies, GumGum’s engine analyzes real-time page context and attention signals to find receptivity without needing personal data. - **Integrated Suite of Capabilities**: They have built contextual intelligence, attention measurement, and outcome measurement as a single, interconnected stack – a deliberate progression that competitors often lack. - **Long-Standing Industry Leadership**: 17+ years of innovation in the AdTech space, allowing them to refine their models and partnerships. - **MFA-Free Environment**: A commitment to premium, brand-safe content environments. ## Strategic Focus - **Expanding “Mindset” as the New Currency**: Pushing the industry away from identity-based targeting and toward contextual receptivity as the standard for ad placement. - **Proving Real-World Outcomes**: Moving beyond media metrics (impressions) to measuring actual business impact (the GumGum Outcomes product). - **Global Scale**: Continuing to grow their global footprint across 19+ international markets. ## Why Work Here - **Culture & Belonging**: Emphasis on a culture where “ambitious people thrive,” backed by strong Employee Resource Groups: Black Excellence in Tech, Women of GumGum, HOLA, Queersphere, and The VOICE Coalition. - **Career Growth**: Offers GumGum University, monthly Learning Labs, and a Management Accelerator Program for internal development. - **Perks**: Paid parental leave (16-18 weeks for birthing, 10 for non-birthing), work-from-home stipend, wellness reimbursement, WeWork monthly pass, annual Hackathon, and Summer Fridays (half days). - **Hybrid Policy**: Operates a Hybrid Workspace model, with offices in Los Angeles, New York, Chicago, London, Amsterdam, and other global hubs. - **Global & Diverse Team**: 450+ employees across 19 markets, fostering a multicultural environment. ## Sources 1. [gumgum.com](https://gumgum.com/careers) – Careers page with culture, perks, and Employee Resource Groups details. 2. [gumgum.com](https://gumgum.com/about) – About page: mission, timeline, product descriptions, global presence, and leadership. 3. [linkedin.com](https://www.linkedin.com/company/gumgum) – LinkedIn company profile (employee count, industry, headquarters). 4. [builtin.com](https://builtin.com/company/gumgum?ni=6) – Built In profile confirming hybrid work policy and culture highlights. ## Other roles at GumGum - [Director, Product & Solutions Marketing](https://feeny.ai/job/director-product-solutions-marketing-gumgum-new-york-1fj1b7v7ra3k) — New York, NY - [Workplace Employee Specialist - Part Time](https://feeny.ai/job/workplace-employee-specialist-part-time-gumgum-sydney-new-south-wales-90n1es0anrya) — Sydney New South Wales, Australia - [Digital Executive (digital advertising/media Sales)](https://feeny.ai/job/digital-executive-digital-advertising-media-sales-gumgum-london-england-t6d38wd1pswp) — London England, United Kingdom - [VP, Sales](https://feeny.ai/job/vp-sales-gumgum-chicago-illinois-0hq779ps1nn4) — Chicago Illinois, United States - [Executive Assistant](https://feeny.ai/job/executive-assistant-gumgum-new-york-21k4s1j347ps) — New York, NY - [Account Director (Media Sales)](https://feeny.ai/job/account-director-media-sales-gumgum-dallas-texas-efqhvatwhhpz) — Dallas Texas, United States - [Senior Platform Engineer](https://feeny.ai/job/senior-platform-engineer-gumgum-santa-monica-california-mjyq2nmt8js1) — Santa Monica California, United States - [Account Manager](https://feeny.ai/job/account-manager-gumgum-new-york-82de6ry9v1br) — New York, NY - [Manager, Account Management (digital media/advertising)](https://feeny.ai/job/manager-account-management-digital-media-advertising-gumgum-chicago-illinois-pnfh01h2bcdd) — Chicago Illinois, United States - [Account Director](https://feeny.ai/job/account-director-gumgum-minneapolis-minnesota-wp664bg6smkt) — Minneapolis Minnesota, United States