From your everyday PowerPoint presentations to Hollywood movies, AI will transform the way we create and consume content. Today, people want to watch and listen, not read — both at home and at work. If you’re reading this and nodding, check out ourbrand video .

Despite the clear preference for video, communication and knowledge sharing in the business environment are still dominated by text, largely because high-quality video production remains complex and challenging to scale - until now.

We're on amission to make video easy for everyone. Born in an AI lab, our AI video communications platform simplifies the entire video production process, making it easy for everyone, regardless of skill level, to create, collaborate, and share high-quality videos. Whether it's for delivering essential training to employees and customers or marketing products and services, Synthesia enables large organizations to communicate and share knowledge through video quickly and efficiently. We’re trusted by leading brands such as Heineken, Zoom, Xerox, McDonald’s and more. Readstories from happy customers and what1,200+ people say on G2 .

In 2023, we were one of 7 European companies to reach unicorn status. In February 2024, G2 named us as the fastest growing company in the world. In 2025 we announced our series D funding. In total we’ve raised over $330M in funding from top-tier investors, including NEA, Atlassian Ventures, WiL, PSP Growth, and existing investors such as Accel, Nvidia, Kleiner Perkins, GV and top founders and operators including Stripe, Datadog, Miro, Webflow, and Facebook.

The Role

We’re looking for a full-time Lead Writer to own all things copy at Synthesia. From brand narratives to landing pages, you’ll turn complex ideas and products into clear, simple, and engaging messages. If you have a talent for making the complex feel effortless, this role is for you.

What You’ll Do:

• Develop and own the brand’s voice: create and maintain a consistent tone of voice across all channels, from marketing campaigns to internal communications.
• Write website copy and sales materials: write clear landing pages, one-pagers, pitch decks, and other sales collateral that communicate our value simply and effectively.
• Write scripts for videos: create scripts that explain complex ideas in simple terms while keeping audiences engaged.
• Mentor the team: help others align with the brand’s voice and improve their writing to ensure consistency across the company.

We’d love to hear from you if…

• You’ve worked in B2B SaaS: you know the ins and outs of B2B SaaS and have seen how messaging evolves as companies scale.
• You focus on clarity: you have a knack for turning complex ideas into clear, simple, and effective messaging.
• You’re an editor at heart: you enjoy working hands-on with content and know how to give feedback that helps others improve.
• English is your native (or near-native) language: you have impeccable written and verbal communication skills.
• You’re proactive: always ready to roll up your sleeves and get to work.

Our culture

At Synthesia, we expect everyone to

• Put the Customer First
• Own it & Go Direct
• Make the Journey Fun

A hybrid, flexible approach to work where you have access to a lovely office space in Oxford Circus with free lunches on a Wednesday and Friday

A competitive salary + stock options

25 days of annual leave + public holidays (plus the option to take 5 days unpaid leave and carry 5 days over)

Private healthcare through AXA, including mental health support through the Stronger Minds service

️ Pension contribution - Synthesia contributes 3% and employee contributes 5% on qualifying earnings

Cycle to work scheme

You will join an established company culture with optional regular socials and company retreats

Paid parental leave entitling primary caregivers to 16 weeks of full pay, and secondary 5 weeks of full pay

You can participate in a generous recruitment referral scheme if you help us to hire

The equipment you need to be successful in your role

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