Gain Ltd

Marketing and Advertising

GAINCustomerScience-MediaStrategist

London, United Kingdom FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for Mid candidates.

The Brief

“GAIN Customer Science - Media Strategist at Gain Ltd. Skills: Media planning, Campaign development, Audience insight, Client collaboration. Support media plan development across traditional channels. Translate client objectives into media recommendations”

What You'll Achieve.

Deliver integrated media plans; Balance brand awareness, audience reach and commercial performance; Ensure media activity is well organised, insight-led and aligned to client objectives; Scale media proposition; Deliver measurable impact

Industry & Context.

Marketing and Advertising

What They're Looking For.

Must Have

Understanding of traditional media channels including TV, radio, print, OOH and cinema, Organisational and time management skills, Comfortable working with data, spreadsheets and campaign reporting, Written and verbal communication skills, Ability to manage multiple projects and deadlines in a fast-paced environment, Collaborative mindset and willingness to learn from cross-functional teams, Interest in media trends, consumer behaviour and advertising effectiveness

Nice to Have

Experience using media planning and research tools is advantageous

What You'll Do.

Support media plan development across traditional channels

Translate client objectives into media recommendations

market and competitor research

Build media schedules and planning documents

Gather costs and availability from media owners

Prepare client presentations and recommendations

Ensure media plans are delivered accurately and on time

Use audience data to understand consumer behaviour

Support target audience profiling

Monitor competitor activity and media trends

Identify effective channels and placements

Contribute insights during planning discussions

Coordinate campaign timelines and asset delivery

Liaise with media owners for campaign administration

Monitor campaign delivery and flag issues

Maintain campaign documentation and trackers

Support campaign reporting and analysis

Track KPIs such as reach and frequency

Produce campaign summaries and client reports

Use learnings to support future planning

Contribute to testing and optimisation discussions

Build relationships with clients and internal teams

Participate in client meetings and calls

Work collaboratively with strategy and creative teams

Demonstrate communication and organisational skills

Support senior planners with account management

Develop understanding of media pricing and budgeting

Stay informed on media trends and consumer behaviour

Contribute ideas for campaign effectiveness

Maintain high standards of accuracy and professionalism

Support wider agency team with planning best practice

How You'll Work.

Team & Collaboration

Working closely with senior account leads, planning teams and media specialists; Collaborating with digital and performance teams; Working with media owners, vendors and internal buying teams; Work closely with media buyers, account teams and channel specialists; Work collaboratively with strategy, creative, digital and analytics teams; Build positive working relationships with clients, media owners and internal teams; Participate in client meetings, status calls and campaign reviews

Communication Scope

Written and verbal communication skills

Process & Methodology

Ability to manage multiple projects and deadlines

Full Job Description

GAIN is a creative-led, insight-driven company that blends data, tech and creativity. We believe the best ideas emerge where intelligence and creativity unite, where insight sparks imagination, and where innovation turns possibility into progress. We are explorers of new frontiers, shaping bold strategies that move people, brands, and businesses forward. Individually and together, our specialist teams provide the vision, data, and confidence brands and organisations need to make braver, more impactful decisions. Today as GAIN, we work as a united force, using data to fuel creativity, and technology to unlock new possibilities. As imagineers we don’t just embrace innovation – we engineer it, transforming information into action, and ideas into breakthroughs. This is where rebel thinking, smart technology, and data-driven creativity shape the future. Through our five specialist teams: Creative Studio, Conversion, Customer Science, Experience and Performance. Individually, and together, we work to fuel your growth, and deliver measurable impact. **THE ROLE:** As a Media Strategist / Media Planner, you will support the development and delivery of integrated media plans across traditional and offline channels for GAIN’s growing client accounts. Working closely with senior account leads, planning teams and media specialists, you will help shape media recommendations that balance brand awareness, audience reach and commercial performance. You will contribute to the planning, coordination and optimisation of campaigns across channels such as TV, radio, print, out-of-home (OOH), cinema and audio, while also collaborating with digital and performance teams where required. This role is designed for a developing media professional looking to build strong planning fundamentals, commercial awareness and cross-channel understanding within a fast-paced agency environment. You will play an important role in campaign planning, audience analysis, reporting and day-to-day client servic

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