Biddable Associate Director

BRAND: Starcom
Job Function: Media Trading
Location: London, United Kingdom
Experience Level: Specialist
Workplace Type: Hybrid

Company description

APEX is Publicis Media's growth and solutions hub, created to solve complex problems and drive meaningful business outcomes for clients across all media. As the principal investment arm of Publicis Media, we take on investment risk to deliver guaranteed performance and unlock growth in an increasingly complex media landscape.

Our solutions redefine what inventory media means by enabling outcomes across the entire marketing funnel, spanning both traditional and digital channels. This includes TV, radio, print, and cinema, alongside online video, display, out-of-home, audio, social, and retail media. By combining strategic investment, exclusive partnerships, and advanced activation capabilities, APEX helps brands plan and deliver media with greater confidence, clarity, and impact.

APEX partners with Publicis Media agencies and their clients in the UK and worldwide. Our team operates as a collaborative, specialist hub, supporting agencies to deliver smarter solutions for their clients while providing individuals the opportunity to build, innovate, and grow their careers within one of Publicis Media's most progressive and commercially focused teams.

Overview

What will you be doing?

APEX Digital | Publicis Media

Are you ready to lead at the forefront of biddable innovation?

APEX Digital is Publicis Media's Biddable Centre of Excellence, where trading excellence meets data-driven strategy to deliver Guaranteed Outcomes for some of the world's most ambitious brands. We operate across the full marketing funnel, driving measurable performance and sustainable growth at scale.

We're looking for a Biddable Lead to play a pivotal role across Paid Social and Programmatic, with an initial focus on Paid Social activation, innovation, and leadership. This is a high-impact position working across a broad portfolio of APEX clients spanning Starcom, Zenith, Spark, and Digitas.

If you thrive in a fast-moving environment where performance, people leadership, and product innovation intersect - this is your stage.

Responsibilities

•Lead the Biddable engagement strategy across agency hubs, with an initial focus on Paid Social delivery and innovation.

•Manage and develop a team of Biddable Account Managers, ensuring high-quality, consistent client delivery.

•Own performance, pacing and profitability across your client portfolio.

•Own the Paid Social training and upskilling programme, ensuring the team is fully competent and confident across Social platforms.

•Act as the senior point of contact for agency stakeholders, providing strategic guidance and escalation support.

•Champion the APEX value proposition and Paid Social best practice across agencies and clients.

•Build strong internal, agency and platform partnerships, embedding a culture of optimisation and continuous improvement.

Qualifications

What are we looking for?

•Extensive hands-on experience in Paid Social, with Meta and TikTok essential; experience across DSP platforms desirable (DV360, The Trade Desk, Amazon DSP).

•Strong understanding of biddable media KPIs, optimisation levers, measurement frameworks and attribution methodologies.

•Excellent analytical and problem-solving skills, with the ability to translate data into clear, actionable insights.

•Confident and credible communicator, able to present performance, insights and recommendations clearly to clients and senior stakeholders.

•Proven experience managing, mentoring and developing teams, fostering a supportive, high-performance culture.

•Strong Excel proficiency, with experience using data to manage pacing, performance and commercial outcomes.

•A genuine interest in the digital marketing landscape, with curiosity for emerging biddable technologies, platforms and automation opportunities.

Additional information

Apex has fantastic benefits on offer to all of our employees, full details of which are shared when you join. This includes the classics like Pension, Life Assurance, Private Medical, as well as Reflection Days, Shared Parental Leave, and spans other initiatives like:

Please check out the Publicis Career Page which showcases our Inclusive Benefits and our EAG's (Employee Action Groups).

At Apex, we are proud to be an equal opportunities employer. We welcome and encourage applications from people of all backgrounds, and do not discriminate on the basis of race, ethnicity, nationality, religion or belief, disability, age, citizenship, relationship status, sexual orientation, gender identity, or any other protected characteristic.

We are committed to providing a fair, accessible, and inclusive recruitment process. If you have any access needs - for example, related to disability, neurodivergence, or a health condition - please let us know. We'll work with you to ensure the process works for you. Sharing this information will never impact your application.

Guided by our values, we listen with empathy, uplift each other, take responsibility, and embrace change - building a culture where everyone feels seen, respected, and genuinely included.

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