Client Manager, Media

Job description

We’re partnering with a high-growth, independent media agency who are looking for a Client Manager 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.

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.

Key Responsibilities

• Lead media planning strategy and end-to-end campaign delivery across multiple client accounts
• Translate client briefs into effective, insight-led media plans
• Manage campaign execution across channels, ensuring performance and optimisation
• Work closely with clients, acting as a trusted advisor in planning and performance
• Contribute to cross-channel planning, including audience strategy and targeting approaches
• Support ongoing development of planning frameworks, measurement approaches, and campaign effectiveness

Skills & Experience

• 3+ years’ experience in media planning and buying (agency experience preferred)
• Strong understanding of cross-channel media planning, including reach, frequency, and budget allocation
• Experience with audience segmentation, targeting, and campaign optimisation
• Familiarity with measurement frameworks such as MMM or econometrics
• Confident communicator with experience managing client relationships
• Commercially minded, with an ability to balance performance and efficiency
• Interest in how media and creative work together to drive effectiveness

Project Scope & Duration

Ongoing freelance engagement with potential for long-term extension.

Day Rate

TBC

Location & Workplace Policy

Hybrid working (London-based), with 2–3 days per week in the office.

IR35 Status

Outside IR35

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.

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.

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/

Extra information

Status

Open

Education Level

Secondary School

Location

City of London

Type of Contract

Full-time jobs

Published at

03-05-2026

Profession type

Retail

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English