Client Manager

We’re partnering with a high-growth, independent media agency who are looking for a <strong>Client Manager</strong> to take ownership of media strategy and campaign delivery across key client accounts. This role blends strategic thinking with hands-on activation - ideal for someone who enjoys shaping direction but also staying close to execution.<br> <br> You’ll play a key role in driving planning excellence, challenging briefs, and delivering impactful cross-channel campaigns, while building strong client relationships and contributing to wider agency growth.<br> <br> <strong>Key Responsibilities</strong> <ul> <li>Lead media planning strategy and end-to-end campaign delivery across multiple client accounts <li>Translate client briefs into effective, insight-led media plans <li>Manage campaign execution across channels, ensuring performance and optimisation <li>Work closely with clients, acting as a trusted advisor in planning and performance <li>Contribute to cross-channel planning, including audience strategy and targeting approaches <li>Support ongoing development of planning frameworks, measurement approaches, and campaign effectiveness </ul> <br> <br> <strong>Skills & Experience</strong> <ul> <li>3+ years’ experience in media planning and buying (agency experience preferred) <li>Strong understanding of cross-channel media planning, including reach, frequency, and budget allocation <li>Experience with audience segmentation, targeting, and campaign optimisation <li>Familiarity with measurement frameworks such as MMM or econometrics <li>Confident communicator with experience managing client relationships <li>Commercially minded, with an ability to balance performance and efficiency <li>Interest in how media and creative work together to drive effectiveness </ul> <br> <br> <strong>Project Scope & Duration</strong><br> Ongoing freelance engagement with potential for long-term extension.<br> <br> <strong>Day Rate</strong><br> TBC<br> <br> <strong>Location & Workplace Policy</strong><br> Hybrid working (London-based), with 2–3 days per week in the office.<br> <br> <strong>IR35 Status</strong><br> Outside IR35<br> <br> Our freelance roles move quickly, so if you're interested in being considered for this opportunity, please submit your credentials and availability as soon as possible.<br> <br> Major Players are the UK’s leading marketing and creative talent agency, and over the last three decades we’ve consistently championed our people and communities. As a proud B Corp™, we are committed to improving diversity, equity and inclusion within the industries we service, creating impactful and sustainable change for our partners, candidates and employees.<br> <br> We offer equal opportunities to all candidates regardless of race, religion, gender, sexuality, disability, age, and other protected status as required by applicable law. For further information about our DE&I commitments, please visit: www.majorplayers.co.uk/diversity-equity-inclusion/