Senior Account Manager – Offline Media

Senior Account Manager – Offline Media

London

We have an exciting opportunity for an accomplished Senior Account Manager to join our award‑winning team in London. This is a high‑impact role working closely with the Account Director and Business Director, helping to lead, inspire and grow a talented team across a portfolio of high‑profile agency clients.

This role offers genuine breadth and influence, spanning the full offline media mix including TV, Radio, Print, OOH, AV and Podcasts. If you’re a confident media leader with TV planning and buying expertise, this is your opportunity to make your mark.

Why Join ARM?

ARM is one of the UK’s fastest-growing performance marketing agencies. We are now over 130 specialists across London, Amsterdam and Leeds, strategists, planners, creatives and data specialists united by curiosity, craft and a passion for growth.

We manage £250m+ UK and £100m+ EU media spend across TV, digital, offline and SEO, working with brands including Brooks, Omaze and Norton, alongside exciting high-growth start-ups.

We strongly encourage integration across Digital, Data, Systems, Offline and SEO to create an unfair competitive advantage for our clients and meaningful development opportunities for our people. At ARM, you’ll benefit from rapid progression, continuous training, genuine ownership, and a friendly, supportive culture.

How You’ll Make An Impact

At ARM, senior roles come with genuine ownership. You’ll be trusted to lead key client relationships, shape long‑term strategies and drive exceptional campaign performance. Equally important, you’ll play a critical role in developing people, building a high‑performing, collaborative team that consistently delivers outstanding work.

What You’ll Be Doing

• Leading planning and buying across offline media including TV, Radio, OOH, Print, AV and Podcasts
• Owning and implementing long‑term client strategies
• Managing end‑to‑end campaign delivery, on time, on budget and to an exceptional standard
• Presenting media plans, insights and performance with confidence and clarity
• Delivering best‑in‑class reporting, analysis and optimisation, with actionable recommendations
• Leading internal meetings, client presentations and workshops
• Playing an active role in new business pitches and growth initiatives
• Building and sustaining strong relationships with clients and media owners
• Managing financial processes including billing and reconciliation
• Supporting the Account Director and deputising where appropriate
• Leading, coaching and mentoring team members to create a high‑performing, collaborative culture

What We’re Looking For

• 3.5+ years’ experience in media planning and buying, with strong TV planning and buying expertise
• Proven ownership of client relationships across multiple accounts
• A confident senior communicator—comfortable leading presentations and client meetings
• Experience delivering high‑quality, strategically integrated solutions across departments
• Demonstrable people leadership: coaching, mentoring and developing talent
• Strong analytical capability with experience using tools such as TechEdge, MediaOcean, YouGov, AdIntel, TGI, BARB
• Commercially astute with excellent attention to financial detail

Learning at Our Core

Training and development sit at the heart of everything we do. Every team member benefits from a personalised development plan, structured coaching, knowledge‑sharing sessions, external and partner‑led training, and access to industry‑recognised qualifications including IPA Foundation and TV Masters.

Culture & Belonging

ARM is known for developing exceptional talent in a friendly, inclusive environment. We move fast, support each other fully and value every voice. You’ll be encouraged to take ownership, grow your expertise and build a long‑term career.

Our Benefits

• Competitive salary + bonus
• 25 days holiday + bank holidays
• Annual company away day & regular socials
• Drinks fridge, free fruit, Monday breakfast & Friday lunches
• Private healthcare with Vitality + 50% Virgin Gym discount
• Flexi Fridays + birthday time off
• Long‑term service awards (up to £10k) + sabbaticals
• Life cover (4× salary), enhanced sick pay & income protection
• Perkbox perks & wellbeing programme
• Season ticket loan + cycle‑to‑work scheme
• Media, technical & leadership training
• Clear progression and development roadmap

Equal Opportunities

All Response Media prides itself on being committed to offering equal opportunities to all potential employees and has zero tolerance for discrimination. All Response Media fosters a business culture where ideas and decisions from all people help us grow, innovate, create the best stories and be relevant in a rapidly changing world.

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