Content Strategist - Paid Social & AI Video

Gizmo; Greater London; Hybrid; GBP 40,000 - 70,000; Full time

Job summary

A fast-growing AI startup in Greater London is seeking a creative individual to drive the production of video ads. You will ideate, script, and produce engaging content across various platforms to enhance growth metrics. Ideal candidates will have a proven track record in SaaS ad production and significant experience with AI tools. This role offers a hybrid working model and a competitive package including share options.

Benefits

Share options

Private health insurance

Hybrid working model

Qualifications

• Proven track record with ad spend over 100k USD per month.
• Experience with AI video and creative tools.
• Portfolio of AI generated video ads and performance-focused creative.

Responsibilities

• Produce 5+ new ad concepts and 20 hooks weekly.
• Ship 20+ finished video ads weekly.
• Manage freelance editors and UGC creators.

Skills

Experience producing high performing ads in SaaS

Strong creative instinct

Cultural fluency with Gen Z

High autonomy and ownership

Ability to move quickly without sacrificing quality

Tools

Sora

Veo

Midjourney

Runway

Job description

About Us

Gizmo is an AI startup on a mission to make learning so easy that anyone can learn anything. We're building Duolingo for Anything - a platform that uses gamification and social mechanics to make learning fun and effective. With over 1.5 million monthly active users and $5M in annual recurring revenue, we're already one of the fastest-growing startups in the UK. Well funded with $22M in Series A, Gizmo has achieved 10x growth in the past year, and we're now positioned to scale to $25M ARR by 2026 while expanding our market leadership into the US.

The Role

You will be the creative engine driving high velocity video ads that convert. This role sits at the crossroads of paid social, AI video production, and constant experimentation. You will ideate, script, produce, and iterate ads that directly improve ROAS, CPI, and hook rate across Meta, TikTok, and other paid channels.

This is a hands on, performance driven role. You will work with AI tools, UGC creators, and freelance editors while collaborating closely with the Growth Manager to keep the paid pipeline full of new and continuously improved creative.

Key Responsibilities

Creative Strategy and Production

• Produce 5 or more new ad concepts per week and 20 or more hooks per week
• Ship 20 or more finished video ads weekly, including self produced and freelancer deliverey
• Use AI tools such as Sora, Veo, Midjourney, and Runway to build scalable video assets
• Write scripts, hooks, angles, headlines, and narratives
• Experiment with UGC, humour, TikTok native and emotional storytelling, skits, and mixed media AI formats
• Build and maintain a creative testing roadmap with fast iteration speed

Pipeline Ownership

• Manage freelance editors and UGC creators including hiring, training, and offboarding
• Coordinate shoots both remote and London based
• Develop repeatable creative workflows and pipelines
• Work towards fully owning the creative production flywheel end to end

Data and Performance

• Pull and interpret your own creative performance data
• Analyse hook rate, click to conversion, CPI, and ROAS to form hypotheses
• Scale winning concepts and kill or iterate quickly on underperforming work

• Proven track record producing high performing ads in SaaS, apps or consumer brands
• Self-starter with a maker mindset. We’re looking for individuals with startup experience.
• Portfolio/work examples featuring AI generated video ads and performance focused creative
• Experience supporting significant ad spend, at least 100k USD per month and ideally more
• Experience with AI video and creative tools such as Sora, Veo, Midjourney, and Runway
• Strong creative instinct and ability to judge quality quickly
• High autonomy and ownership, curiosity about new formats and tools, and a scrappy approach to execution
• Ability to move quickly without sacrificing quality
• Cultural fluency: you understand what resonates online with Gen Z and young adults in the United States including memes, pacing, creators, and internet humour
• Comfortable switching between fast and rough tests and more polished production depending on learning goals

Why Join Us

• Help shape the creative engine of one of the fastest growing startups in the UK
• Work with cutting edge AI tools and new storytelling formats
• High autonomy with direct impact on paid growth results
• Opportunity to build a creative function and team from scratch

• Share options - you’ll own a piece of what you’re building
• Private health insurance
• Hybrid working model with 4 days in our London, Shoreditch office.