Company Description

One Day Agency is an integrated advertising and marketing agency with offices in Manchester, London and Warsaw. In just six years, we’ve grown to a team of 16 ambitious specialists, working with brands of all sizes, from fast-growing e-commerce businesses to F1 teams. We deliver high-impact campaigns across OOH, TV, Radio and Digital, helping brands grow through smart, strategic media planning and buying.

Role Description

Manchester | 4 Days in the Office

We’re looking for a Growth Executive (Internship) to join our Business Development and Media team. This is a hands-on opportunity to learn how an international advertising agency grows, pitches, and wins campaigns across multiple markets. You’ll work closely with the Growth team and collaborate with senior members of the media and creative teams. This role is ideal for someone curious, organised, and commercially minded, who wants to build a career in advertising, media, or growth.

Key Responsibilities

• Review and qualify inbound leads to ensure alignment with our client profile
• Support outbound lead outreach and follow-up on cold or unresponsive prospects
• Maintain accurate, up-to-date lead and opportunity data within the CRM
• Assist in creating and updating market decks, pitch materials, and credentials
• Help package and distribute special media deals and rate offers across our network
• Support media planning administration and coordination
• Liaise with media owners to source rate cards, specs, and presentation materials
• Keep media planners, site lists, and supporting documents up to date

What We're Looking For

\t•\tDegree in Marketing, Business, Communications, or a related field

\t•\tStrong written and verbal communication skills

\t•\tHighly organised with excellent attention to detail

\t•\tConfident using Google Workspace and comfortable learning CRM systems

\t•\tProactive, curious, and eager to learn about advertising, media planning, and client acquisition

Salary & Benefits

Paid Internship: from £26,000 per annum

⏰ Duration: 6 - 12 months

Flexible working: Work from home every Friday + 20 additional WFH days per year

Annual leave: Up to 30 days

Learning & development: Training and development budget

Office & equipment: Top-tier setup with high-end equipment

Extras: Additional perks listed on our Careers Page – https://oneday.agency/careers