Senior Media Planner/Buyer

Senior Media Planner/Buyer

Step into a senior planning and buying role with real ownership on a live, established portfolio.

Location: Chesterfield

Job Type: Full Time, 35 hours per week

Salary: £30k – £35k dependent on experience

Working Model: Hybrid (3 days in office, 2 remote)

Benefits

Employment Ownership Trust (EOT) tax-free company bonus scheme

flexible working

gym membership

regular team building events and socials

Career & Personal Development

Learning and development programme

continuous professional development opportunities

well-being programme

Life at CNS Media
Join the award-winning team at CNS Media Ltd, where creativity, collaboration and results drive everything we do. As we continue to grow across our Chesterfield, Manchester and Birmingham offices, we’re looking for a Senior Media Planner/Buyer to step into a live portfolio of client accounts, with real ownership of channel strategy and buying decisions.

We work with national and regional brands across multiple sectors and are proud to be recognised as a Campaign Best Places to Work 2024 winner, as well as award-winners at The Drum Awards, UK Agency Awards and Global Agency Awards.

If you want to be part of a friendly, ambitious and supportive agency, we’d love to hear from you.

The Role
You’ll work closely with our Sales, Client Success and Creative teams, with real ownership over channel strategy, budget allocation and supplier negotiation for the duration of the contract. This is a role for someone who combines strategic thinking with hands‑on buying experience, and who can pick up an established portfolio quickly with minimal disruption to clients.

This role offers the opportunity to lead a live, fast‑paced media planning and buying portfolio, ensuring smooth and efficient strategy delivery.

What You’ll Be Doing

Develop multi‑channel media strategies (TV, Radio, Press, OOH, digital, broadcast) aligned to client budgets and objectives

Plan and book campaigns across these channels, negotiating with media owners and suppliers to secure competitive rates and added value

Oversee campaign delivery end to end, ensuring plans are booked, trafficked and optimised on time, and manage the day‑to‑day of assigned client accounts

Provide senior planning support to Account Managers, including presentations, planning information and campaign insight

Analyse campaign performance and prepare post‑campaign analysis, translating data into clear, actionable client reporting

Gather and present media insight and market research to inform client strategy, keeping the agency’s media knowledge current on emerging channels and rate trends

Build strong relationships with media owners, agencies and internal stakeholders

Support the wider planning team with tasks including campaign setup, QA and reporting against deadlines.

Oversee contract billing administration for the team, and lead or contribute to process improvement initiatives

What We’re Looking For

Proven experience in media planning and buying, ideally agency side, across TV, Radio, OOH, Press and digital

TV planning experience (highly desirable)

Strong track record of negotiating with media owners across multiple channels

Confident using media planning and buying tools and audience data sources

Comfortable presenting strategy and performance directly to clientsStrong analytical and numeracy skills, able to turn campaign data into a clear narrative

A collaborative approach, with the ability to guide and support less experienced planners

Able to mae workload and deliver to deadlines in a fast‑paced environment

A genuine interest in where media is heading and how that changes client advice

Experience in content creation would be beneficial

CNS Media is committed to building a diverse and inclusive workplace. We welcome applications from all backgrounds and encourage you to apply even if you don’t tick every box above.

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