Client Growth Manager

Smadex SLU; Greater London; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading advertising technology company is seeking a Client Growth Manager based in London. This hybrid role focuses on managing a portfolio of clients across Europe by building strategic partnerships and optimizing user acquisition campaigns. The ideal candidate has over 3 years of experience in mobile advertising, strong analytical skills, and excellent communication abilities. Join a dynamic team dedicated to shaping the future of mobile advertising with great compensation and development opportunities.

Benefits

Great compensation package

Learning and training opportunities

Travel to Barcelona HQ for team-building

Qualifications

• 3+ years of experience managing mobile acquisition campaigns.
• Strong verbal and written communication skills.
• Ability to perform cohort analysis and understand customer acquisition metrics.

Responsibilities

• Build and manage strategic partnerships.
• Identify and execute growth opportunities.
• Provide data-driven insights for decision-making.
• Lead client meetings and business reviews.

Skills

Mobile performance-based user acquisition

Excellent communication skills in English

Analytical skills with cohort analysis

Understanding of mobile app industry

Proactive and organized

Problem-solving attitude

Job description

Smadex is a leading advertising technology company founded in Barcelona in 2010 and sold to American-based and stock-listed Entravision in 2018 (NYSE : : EVC).

We power campaigns for Apps, Games and Brands across Mobile and CTV using advanced machine learning and optimized creative strategies to deliver results.

Smadex is one of the fastest growing DSPs and we are adding talent to fuel our ambitious plans.

To help us maintain our strong position in the industry, we are looking for a Client Growth Manager to manage and develop a portfolio of clients across Europe.

This position is a hybrid role based in London. Your mission: The final candidate will be the first point of contact for all your clients and your main focus will be to grow the partnerships together daily.

This includes monitoring the performance of our user acquisition campaigns, optimising towards clients' KPIs and overachieving them.

You will be responsible for finding key business development initiatives to grow your portfolio.

The right candidate will be keen to work in a team, will be analytically strong, and have a problem-solving attitude.

Your tasks and responsibilities

• Build and manage strategic partnerships within your portfolio
• Identify growth opportunities and execute them to achieve goals
• Enable decision-making with a data‑driven strategy and valuable insights
• Translate complex data analysis into simple language for clear communications
• Offer new product features aligned with customers’ business stage
• Lead client meetings and regular business reviews
• Represent Entravision & Smadex externally and sell our in-house mobile advertising solution

Skills and requirements

• 3+ years of mobile experience managing mobile performance-based user acquisition campaigns on programmatic is a must
• Excellent communication skills (verbal and written) to develop strong relationships with your clients in English is a must
• Analytical, with a deep understanding of cohort analysis and customer acquisition metrics including ROAS, CPM, IPM, CPI, CPA.
• Strong understanding of the mobile app industry: actors, media-buying, sellers, suppliers, MMP’s.
• Proactive, disciplined, and highly organized with the ability to manage and prioritize multiple tasks simultaneously in a timely manner.
• Positive attitude, passion for Apps, and a love for problem-solving.

What’s in it for you?

Be part of a leading, fast-growing, innovative company shaping the future of mobile advertising.

Integrate a highly motivated and young team.

Possibility of traveling to the Barcelona HQ for collaboration and team-building activities.

Great compensation package. Hybrid model.

Work from our co‑working three days per week and two from home.

Exposure to leading global app publishers and media partners in the digital advertising industry.

Learning and training opportunities to grow your career.

Please note that we do not provide visa sponsorship. Candidates without a legal permit to work won't be considered.