Senior Media Buyer in Chelmsford

Senior Media Buyer in Chelmsford

Chelmsford Full-Time 50000 - 55000 € / year (est.) Home office (partial)
Illuminate Recruitment Ltd

At a Glance

  • Tasks: Lead client relationships and develop multi-channel campaign strategies for impactful media.
  • Company: Boutique agency with a focus on innovation and client success.
  • Benefits: Competitive salary, hybrid work model, and opportunities for professional growth.
  • Other info: Mentorship opportunities and a dynamic work environment await you.
  • Why this job: Shape media strategies and drive real results for exciting clients.
  • Qualifications: 4-5 years in media/marketing with strong analytical and leadership skills.

The predicted salary is between 50000 - 55000 € per year.

The Senior Paid Media Account Manager leads client relationships, multi‑channel campaign strategy, and performance delivery across digital and traditional media. This role acts as the strategic partner for clients, ensuring campaigns deliver measurable impact while driving growth, innovation and operational excellence across the account portfolio. You will mentor junior team members, shape best‑practice processes, and work closely with Account Directors to deliver high‑quality work that strengthens client trust and agency reputation.

Key Accountabilities – Client Leadership

  • Act as the primary day‑to‑day lead for key clients, providing proactive guidance, insights and strategic recommendations.
  • Translate complex client objectives into clear, actionable media strategies and roadmaps.
  • Manage expectations around performance, timelines, budgets and deliverables with confidence and clarity.
  • Support and deputise for the Account Director in senior‑level conversations, presentations and strategic reviews.
  • Build long‑term client relationships that drive retention, upsell and account growth.

Key Accountabilities – Strategy & Planning

  • Lead the development of integrated media strategies across search, social, programmatic, display and offline channels.
  • Produce high‑quality media plans, forecasts, testing frameworks and rationale documents.
  • Ensure briefs to internal teams and external partners are accurate, complete and strategically aligned.
  • Identify new opportunities across channels, audiences, creative and technology to improve performance and client outcomes.
  • Stay ahead of industry trends and emerging platforms, advising clients on their relevance and potential impact.

Key Accountabilities – Performance, Optimisation & Quality

  • Oversee campaign performance across all channels, ensuring pacing, delivery and KPIs are consistently met.
  • Provide advanced optimisation recommendations and ensure they are implemented correctly and on time.
  • Lead test‑and‑learn programmes (AB tests, creative, audiences, landing pages) and translate findings into actionable insights.
  • Troubleshoot performance dips, risks or tracking issues, coordinating with activation specialists to resolve quickly.
  • Maintain high QA standards across campaign set‑up, tagging, reporting and documentation.

Key Accountabilities – Reporting, Insight & Communication

  • Produce and present weekly, monthly and quarterly performance reports that go beyond metrics to deliver strategic insight.
  • Lead client presentations, performance reviews and planning sessions with confidence and clarity.
  • Work with analytics teams to deepen analysis and uncover meaningful trends.
  • Maintain and improve reporting templates, trackers and internal documentation.

Key Accountabilities – Commercial & Operational

  • Support revenue planning, forecasting, billing checks and scope management.
  • Identify upsell, cross‑sell and growth opportunities based on performance data and client needs.
  • Contribute to new business pitches, case studies and proposal development.
  • Ensure smooth workflow management across all accounts, maintaining strong process discipline and deadline adherence.
  • Mentor Account Executives and Account Managers, supporting their development and knowledge growth.

Core Competencies

  • Client Leadership: Builds trust, communicates with authority, manages complex expectations and drives strategic conversations.
  • Media Expertise: Deep understanding of search, social, programmatic and offline channels, including how they integrate.
  • Analytical Strength: Highly comfortable with data, GA4, Looker Studio, attribution and performance modelling.
  • Strategic Thinking: Able to connect insights, business objectives and media opportunities into clear strategic plans.
  • Project & Workflow Management: Strong organisational skills, able to manage multiple workstreams with precision.
  • Collaboration: Works seamlessly with Account Directors, activation teams and external partners; supports and mentors others.
  • Commercial Awareness: Understands revenue models, scopes, profitability and how to grow accounts sustainably.

Experience & Requirements

  • 4–5+ years in a media or marketing agency, with hands‑on experience managing multi‑channel campaigns across multiple platforms (Essential).
  • Proven track record of leading client relationships and delivering measurable performance improvements.
  • Strong working knowledge of Google Analytics, paid search, paid social and programmatic platforms.
  • Experience presenting to senior stakeholders and leading strategic discussions.
  • Confident managing budgets, forecasts, scopes and commercial processes.
  • Enthusiastic, proactive and comfortable working both independently and collaboratively.

Senior Media Buyer in Chelmsford employer: Illuminate Recruitment Ltd

As a Senior Media Buyer at our boutique agency, you will thrive in a dynamic and supportive work culture that prioritises innovation and collaboration. With access to ongoing professional development and mentorship opportunities, you will be empowered to lead impactful campaigns while building long-term client relationships. Our hybrid working model, combined with our strategic location along the A12 Corridor, ensures a perfect balance of flexibility and connectivity, making us an exceptional employer for those seeking meaningful and rewarding employment.

Illuminate Recruitment Ltd

Contact Detail:

Illuminate Recruitment Ltd Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Media Buyer in Chelmsford

Tip Number 1

Network like a pro! Get out there and connect with people in the industry. Attend events, join online forums, and don’t be shy about reaching out to potential colleagues on LinkedIn. You never know who might have the inside scoop on your dream job!

Tip Number 2

Show off your skills! Create a portfolio or case studies that highlight your best work in media buying and campaign management. When you get the chance to chat with hiring managers, share these examples to demonstrate your expertise and how you can add value.

Tip Number 3

Prepare for interviews like it’s game day! Research the company, understand their clients, and be ready to discuss how you can help them achieve their goals. Practice common interview questions and think of examples that showcase your strategic thinking and client leadership.

Tip Number 4

Don’t forget to apply through our website! We’ve got loads of opportunities waiting for you. Plus, applying directly shows your enthusiasm and commitment to joining our team. Let’s make it happen together!

We think you need these skills to ace Senior Media Buyer in Chelmsford

Client Leadership
Multi-Channel Campaign Strategy
Performance Delivery
Media Planning
Data Analysis
Google Analytics
Paid Search

Some tips for your application 🫡

Tailor Your Application:Make sure to customise your CV and cover letter for the Senior Media Buyer role. Highlight your experience with multi-channel campaigns and client relationships, as these are key aspects of the job. We want to see how your skills align with what we’re looking for!

Showcase Your Achievements:Don’t just list your responsibilities; share specific examples of how you’ve driven performance improvements in past roles. Use metrics where possible to demonstrate your impact. This will help us see the value you can bring to our team.

Be Clear and Concise:When writing your application, keep it straightforward and to the point. We appreciate clarity, so make sure your ideas flow logically and are easy to understand. Avoid jargon unless it’s relevant to the role.

Apply Through Our Website:We encourage you to submit your application directly through our website. It’s the best way for us to receive your details and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!

How to prepare for a job interview at Illuminate Recruitment Ltd

Know Your Media Inside Out

Make sure you brush up on your knowledge of various media channels, especially search, social, and programmatic. Be ready to discuss how these can be integrated into a cohesive strategy that meets client objectives.

Showcase Your Client Leadership Skills

Prepare examples of how you've built strong client relationships in the past. Highlight specific instances where your proactive guidance led to measurable performance improvements, as this will resonate well with the interviewers.

Be Data-Driven

Familiarise yourself with tools like Google Analytics and Looker Studio. Be prepared to discuss how you've used data to inform your media strategies and optimise campaign performance, as analytical strength is key for this role.

Practice Your Presentation Skills

Since you'll be leading client presentations and strategic discussions, practice articulating your thoughts clearly and confidently. Consider doing mock presentations to friends or colleagues to refine your delivery and ensure you can handle senior-level conversations with ease.