Inventory Partnerships Manager (Spanish)

StackAdapt Inc.; United States; Hybrid; USD 107,000 - 147,000; Full time

Benefits offered by this job

Competitive salary

401K / Pension savings

Paid time off

Mental health program

Health benefits from day one

Work from home stipend

WeWork access (London hub)

Training & development

Parental leave

Inclusive culture

Job summary

StackAdapt Inc. is seeking an Inventory Partnerships Manager to own and grow senior relationships with strategic publishers, SSPs, exchanges, and private marketplaces across EMEA (Spain).

You will identify inventory opportunities, shape partner strategy, and drive revenue growth through differentiated programmatic inventory. The role offers remote-first flexibility with a London hub and prioritizes candidates in London/UK.

Qualifications

• 3-5+ years of experience in business development, strategic partnerships, inventory development, or another partner-facing commercial role within digital advertising or ad tech.
• Proven track record of cultivating strategic partnerships, opening new revenue streams, and increasing revenue or market share across multiple EMEA markets.
• Understanding of the programmatic advertising ecosystem, including RTB, DSPs, SSPs, ad exchanges, private marketplaces, publishers, media owners, and regulatory considerations.

Responsibilities

• Own and grow senior relationships with strategic publishers, SSPs, exchanges, media owners, and private marketplace partners across EMEA (Spain).
• Identify and prioritize emerging inventory opportunities using market analysis, revenue potential, client demand, and product readiness.
• Develop and sequence comprehensive inventory partnership strategies that unlock new revenue streams, increase market share, and support regional growth targets.
• Negotiate mutually beneficial commercial solutions, including exclusive inventory access, pricing, deal structures, and joint go-to-market opportunities.
• Synthesize partner, client, sales, and product requirements into clear recommendations and action plans.
• Partner with Sales, Account Management, Marketing, Product, Engineering, Operations, and industry contacts to launch campaigns, joint ventures, and partner-led growth initiatives.
• Monitor partner performance, delivery, and revenue impact, resolving complex campaign, technical, or commercial issues for high-value clients.
• Stay current on ad formats, channels, platforms, tools, regulations, privacy requirements, ad verification, and broader ad tech trends to inform partnership strategy.
• Act as a senior subject matter expert and force multiplier by sharing best practices, maintaining partner collateral and technical resources, and mentoring peers.

Skills

Strategic partnerships

Stakeholder management

Programmatic advertising

Analytical skills

Negotiation

EMEA market knowledge

Presentation & communication

Education

Bachelor’s or Master’s degree

Job description

the company is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered the company Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose the company to orchestrate high-impact campaigns across programmatic advertising and marketing channels.

As the Inventory Partnerships Manager, you will own and expand strategic supply relationships across SSPs, media owners, exchanges, and private marketplace partners in Spain. You will cultivate new revenue streams, secure high-impact partnerships, and increase market share by ensuring the company has access to premium, differentiated programmatic inventory across formats, channels, and platforms.

You will operate with a high degree of autonomy, using market insight, advanced analysis, and close collaboration with Sales, Account Management, Marketing, Product, Engineering, and Operations to identify ambiguous supply opportunities, shape partner strategy, and translate business needs into scalable commercial outcomes.

While we're a remote first business we're prioritising candidates based in London/UK.

You’ll also have the opportunity to work from our vibrant London hub near Liverpool Street, giving you the best of remote flexibility with in-person collaboration, energy, and connection when it matters.

What you'll be doing:

• Own and grow senior relationships with strategic publishers, SSPs, exchanges, media owners, and private marketplace partners across EMEA (Spain)
• Identify and prioritize emerging inventory opportunities using market analysis, revenue potential, client demand, and product readiness
• Develop and sequence comprehensive inventory partnership strategies that unlock new revenue streams, increase market share, and support regional growth targets
• Negotiate mutually beneficial commercial solutions, including exclusive inventory access, pricing, deal structures, and joint go-to-market opportunities
• Synthesize partner, client, sales, and product requirements, including competing or ambiguous inputs, into clear recommendations and action plans
• Partner with Sales, Account Management, Marketing, Product, Engineering, Operations, and industry contacts to launch campaigns, joint ventures, and partner-led growth initiatives
• Monitor partner performance, delivery, and revenue impact, proactively resolving complex campaign, technical, or commercial issues for high-value clients
• Stay current on ad formats, channels, platforms, tools, regulations, privacy requirements, ad verification, and broader ad tech trends to inform partnership strategy
• Act as a senior subject matter expert and force multiplier by sharing best practices, maintaining partner collateral and technical resources, and mentoring peers on inventory partnership excellence

What you’ll bring to the table:

• 3-5+ years of experience in business development, strategic partnerships, inventory development, or another partner-facing commercial role within digital advertising or ad tech
• Proven track record of cultivating strategic partnerships, opening new revenue streams, and increasing revenue or market share across multiple EMEA markets
• Understanding of the programmatic advertising ecosystem, including RTB, DSPs, SSPs, ad exchanges, private marketplaces, publishers, media owners, and regulatory considerations
• Strong analytical capability, with experience using market sizing, sales analytics, partner performance data, and strategic planning methods to inform commercial decisions
• Excellent communication and stakeholder management skills, with the ability to influence senior internal and external stakeholders, navigate complex negotiations, and articulate partnership strategy clearly
• Demonstrated ability to contribute to a high-performance culture while balancing strategic oversight with hands‑on execution
• Bachelor’s or Master's degree

The compensation range listed for this role reflects the expected base salary for candidates located in the posting country based on a global rate. It is informed by market data and the approved budget for this position. the company maintains different compensation ranges for roles across other countries and regions, and final offers will be aligned to the candidate’s current location. We do not ask candidates about current or prior salary history, and we will not use such information, if volunteered, in setting an offer.

This range represents base salary only. Depending on the role, candidates may also be eligible for additional compensation such as annual bonuses, commissions, equity awards, and a comprehensive benefits package.

Factors Influencing Final Compensation:

• The final compensation offer will be determined by a variety of factors, which may include, but are not limited to: the candidate's specific experience, technical skills, knowledge, abilities, and relevant education, licensure, and certifications.
• Other business factors, such as organizational needs and budget alignment, may also be considered in the final offer.

Base Salary Band

£80,585—£110,804 GBP

StackAdapter's Enjoy:

• Highly competitive salary
• Retirement/ 401K/ Pension Savings globally
• Competitive Paid time off packages including birthday's off!
• Access to a comprehensive mental health care program
• Health benefits from day one of employment
• Work from home reimbursements
• Optional global WeWork membership for those who want a change from their home office and hubs in London and Toronto
• Robust training and onboarding program
• Coverage and support of personal development initiatives (conferences, courses, books etc)
• Access to the company programmatic courses and certifications to support continuous learning
• An awesome parental leave program
• A friendly, welcoming, and supportive culture
• Our social and team events!

Please note: Benefits and perks may vary depending on your country of employment and the nature of your engagement. In locations where the company does not have a legal entity, employment and benefits are administered in accordance with local regulations and partner policies.

the company is a diverse and inclusive team of collaborative, hardworking individuals trying to make a dent in the universe. No matter who you are, where you are from, who you love, follow in faith, disability, superpower status, ethnicity, or the gender you identify with (if you’re comfortable, let us know your pronouns), you are welcome at the company.

the company is committed to providing an inclusive and accessible recruitment process. Accommodations are available upon request for candidates taking part in all aspects of the selection process. If you require an accommodation, please let us know.

We use artificial intelligence (AI) to streamline the resume reviews of candidates and assess their fit based on the criteria outlined in the job posting. We do not use AI to make any final hiring or interview decisions.

About the company

We've been recognized for our diverse and supportive workplace, high performing campaigns, award-winning customer service, and innovation. We've been awarded:

G2 Top Software for 20262026 Best Workplaces™ for Young Talent and in Canada by Great Place to Work®#1 DSP on G2 and leader in a number of categories including Cross-Channel Advertising

2026 Winner in the (CTV/OTT) Product/Platform category for the 2026 ADWEEK Tech Stack Awards

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