Senior Content Manager

Role: Senior Content Manager

Reports into: Editorial Lead

Contract Type: Full time, working 7.5 hours per day, 5 days per week

Location: Hybrid, working 3 days a week in our offices based in Old Street, London

Nothing is clearer to us than the belief that every woman should include strength training in her life to enhance both physical and mental well-being. It's about building strong bodies and even stronger minds, asserting their right to take up space in the gym, and allowing the spotlight to shine bright on their progress.

To us, strength training represents a determined, goal‑oriented mindset and an unwavering work ethic. We don't wait for success; we create it through hard work and determination. When faced with challenges, we don't back down; instead, we break through barriers, recognising that true progress lies on the other side.

These are the pillars that form the foundation of Oner Active. We consistently challenge ourselves to create innovative and impactful products, so that you can perform better. With our range of products and innovative approach, we provide a wide variety of colours to ensure that all skin tones genuinely radiate in Oner.

We are on a mission to unite and empower women to be the strongest version of themselves through strength training. We want to inspire women to take centre stage in the gym by promoting strength training, which underpins all movement and sport, as a healthy foundation in life.

• 25 days annual leave + bank holidays and work from anywhere up to 4 weeks a year
• 5% employer match salary sacrifice pension scheme
• Generous Oner Active discount plus regular office sample sales
• Free Evolve You subscription
• Private Healthcare with Vitality including optical and dental
• Monthly wellness allowance and team workout classes
• Start-up culture - the chance to learn and make a real impact
• Great employee events like our Summer party, Christmas party and team away days
• Healthy office snacks and fruit (plus a chocolate cupboard for a sweet treat for the balance)
• Dog friendly office

The Editorial team sits at the heart of our Creative function, shaping the voice, tone and storytelling behind everything we produce. We bring clarity, consistency and creativity to every project – from campaign copy and brand leadership pieces to social content and product naming. We work closely with the art, design and marketing teams to ensure every piece of content not only inspires but also aligns with our brand and business goals.

At Oner Active, our stories connect, inspire and energise. As our Senior Content Manager, you’ll be at the heart of bringing our brand to life, helping to shape the voice of Oner Active across every channel – from campaign concepts and content creation to social captions and copy approvals.

Content Execution:

• Drive and execute key content work streams, partnering with stakeholders across the business to ensure all outputs are on‑brand, on‑brief and delivered on deadline.
• Support the development and implementation of Oner Active’s BAU content strategy, contributing to scalable and repeatable content franchises.
• Edit and approve campaign content ahead of final sign‑off from the Editorial Lead.
• Write creative, multi‑channel campaign content including video scripts, social content, and ad‑hoc copy requests.
• Collaborate with the Editorial Lead and Events team to build content strategies for IRL and experiential activations.

Content Quality & Performance:

• Concept and write SEO‑informed blog content that supports Oner’s brand pillars and deepens customer connection.
• Support the Social and Paid teams to ensure all copy is accurate and on‑brand.
• Partner with the Copy Manager to ensure timely delivery of all content outputs.
• Act as a brand voice guardian, helping evolve and maintain consistency across all written content.
• Partner with SEO agencies and UX teams to optimise messaging for digital performance and discoverability.
• Proofread and edit all written content to ensure clarity, accuracy and brand alignment.
• Understand the digital customer journey and know how to write for conversion across key…