MARKETING & GROWTH MANAGER

Marketing & Growth Manager — Koster KultureLocation: Remote (Sydney Australia based) | Type: Contract / Full time, scope for growth | Reports to: Founder

About Koster Kulture

Well known for its "Wearable Art" pieces, Koster Kulture is a growing womenswear fashion label founded in Sydney, Australia. Its sculptural silhouettes, handcrafted finishes, and modern coastal influence have earned a loyal following of creatives, tastemakers, and women who value effortless self-expression. Koster Kulture continues to expand globally while staying rooted in craftsmanship, storytelling, and the celebration of individuality.

The Role

There's never been a more exciting time to join Koster Kulture as we continue to grow our D2C community. We are looking for an experienced Marketing & Growth Manager to own our marketing engine end-to-end as we scale into our next phase of growth. Building a GTM process behind every launch, and run heavy, hands-on performance marketing across Meta, Google and Pinterest. You’ll turn key trading periods and brand moments into real commercial results. Alongside marketing growth objectives to scale beyond DTC as we expand into new channels and partnerships. This is a broad, high-autonomy role for someone who's run marketing for a small-to-mid-size brand end-to-end and is just as sharp in the strategy room as they are in-platform. You'll work closely with the Founder, with real ownership of outcomes and rewarded accordingly as the brand grows.

Key ResponsibilitiesMarketing Strategy & Business Growth

• Trading & commercial planning - Own weekly/monthly performance across revenue, sessions, CVR, AOV and channel contribution; identify gaps to target and recommend actions. 
• Revenue forecasting - Partner with the Founder on revenue forecasts, launch targets, promotional strategy and commercial planning.
• Acquisition & retention - Own customer growth across paid media, email/SMS, lifecycle marketing and returning customer performance.
• Launch & GTM strategy - Build the strategy around launches, key trading periods and brand moments from pre-launch audience building through to post-launch analysis.
• E-commerce & CRO - Identify opportunities across Shopify/customer journey to improve conversion, merchandising, product discovery and customer experience.

Performance Marketing

• Plan, implement, and optimise paid campaigns across Google, Meta, and Pinterest Ads
• Creative performance: Analyse which creative, messaging and formats drive results and translate learnings into actionable content/creative briefs.
• Attribution & measurement - Maintain a clear measurement framework across first-click, last-click and platform attribution to inform channel and investment decisions.
• Channel & budget optimisation - Regularly assess channel mix, audiences, creative and manage budget allocation, shifting investment toward the strongest opportunities for profitable growth.
• Periodic performance- marketing audits buyer personas, brand entry points, budget recommendations, and channel-by-channel objective mapping

Beyond DTC 

• Support broader business scaling initiatives, infrastructure, expansion planning, and operational growth support
• Identify and help develop retail/wholesale partnership and outreach opportunities

What You'll Bring

• 5+ years' marketing experience within fashion, streetwear, lifestyle or premium retail
• Proven ownership of a multi-channel marketing calendar and campaign delivery from brief to launch
• Experience building or running structured GTM processes in a fast-moving retail environment
• Commercially sharp with strong analytical skills; you balance brand and trading priorities with confidence
• Hands-on email/CRM and content strategy experience
• Deeply connected to fashion and style
• Demonstrated hands-on experience running Meta, Google, and (ideally) Pinterest Ads. Not just strategy, but in-platform execution
• Experience with influencer/creator gifting and seeding programs
• Excellent communication skills and comfort working directly with a founder in a lean team environment
• Experience with brand to market fit: aligning the brand with customer and market fit
• Bonus: experience helping a DTC brand expand into retail, wholesale, or new markets

Why Join Koster Kulture

• Competitive remuneration and access to staff benefits 
• Compensation benefits that grows with the results you drive
• Genuine ownership of the marketing function and direct impact on performance marketing channels 
• Work directly with the founder with real influence over brand direction
• Flexible, remote-friendly working arrangement
• The opportunity to help shape a distinctive, design-led Australian brand's next growth phase

How to Apply

Apply now to hello@kosterkulture.com with your resume outlining experience and a cover letter highlighting why you believe you’re the right fit for the role. 

Applications reviewed on a rolling basis.

Note: employment type, hours, and compensation are flexible depending on the right candidate — open to discussing contract, part-time, or full-time arrangements.