Assistant Merchandiser

Job Title: Assistant Merchandiser

Location: London

Reports to: Head of Merchandising

DeMellier is a London-based brand that was founded with the vision of doing things differently: to design handbags that would make women feel empowered, made ethically and sustainably, while giving back to those who need it most. These principles guide everything we do. All our pieces are crafted ethically in Europe using the finest sustainably sourced materials. We champion equality, and for every piece sold, we fund vaccines and medical treatments to save the life of a child in need. So far, through our permanent charity initiative, ‘A Bag, A Life’, in partnership with SOS Children’s Villages, we have funded over 2.5 million vaccines. Join us and be part of an award-winning, purpose-driven brand that fosters creativity, collaboration, and meaningful impact within the luxury industry.

The role

We are looking for a highly organised and proactive Assistant Merchandiser to support across Collection Merchandising, Buying and Planning, with the opportunity to develop broad commercial experience across both functions. You’ll play a key role in ensuring operational excellence, maintenance of critical business data, and enabling the smooth running of the Merchandising department.

Requirements

• Previous experience within fashion, accessories or luxury retail merchandising is essential, ideally with 1–2 years’ experience in an assistant or merchandising admin role.

• Strong product awareness with a keen eye for emerging trends, brands and market shifts, and the ability to translate insights into commercial opportunities.

• Highly numerical and analytical, with experience handling large volumes of data while maintaining great attention to detail and accuracy.

• Excellent organisational and planning skills, with an independent and structured approach to managing priorities and meeting deadlines.

• Strong communication skills, with the ability to share information clearly, concisely and effectively across teams.

• Proven ability to work at pace with flexibility, initiative and a solution-oriented mindset.

• Positive attitude with a collaborative approach and strong team-player mentality.

• Advanced Microsoft Office skills, with strong Excel capability being essential.

• Knowledge of Priority and Shopify are a plus.

Responsibilities

Commercial Planning, Reporting & Pricing

• Assist in producing accurate and comprehensive weekly trade reports, end-of-season sellout reports for both E-commerce & Wholesale, and ad-hoc analysis. Ensuring published accurately and within the agreed timeframe.

• Running reports on Shopify, as well as undertaking numerical analysis of large data sets in Microsoft Excel.

• Monitor deliveries and manage communication of any changes to the wider team.

• Update monthly inbound reports to ensure accurate intake planning and manage communications to the wider team.

• Collaborate with the Customer Service and Operations teams on pulling product returns analysis and identifying the actions that will prevent/minimise future returns.

• Support the Buying, Planning & Allocation manager with updating the pricing master file, price uploads during sale, sample sale pricing, and pricing checks on site when a new product goes live.

Collection & Assortment Management

• Support assortment planning and seasonal range building through trend forecasting, competitor benchmarking and customer insights, helping to identify product opportunities, range gaps and balanced assortments across categories, colours, materials and price points.

• Maintain assortment plans, updating information and visual documentation to ensure accurate communication outwards to the wider business.

• Raise purchase orders in the ERP system, then maintain and amend them through product lifecycle.

• Maintain ownership of the departmental critical path, feeding back to the wider team in weekly meetings.

• Create and manage high-level assortment plans to be shared with relevant stakeholders.

Product Launch & Cross-Functional Execution

• Collaborate on content creation (emails/socials/gifting lookbooks): be the owner of product selections and work closely with the relevant teams (e.g., creative, marketing, e-commerce) on implementation.

• Carry out monthly comp shops to develop and maintain knowledge of the current marketplace and create seasonal packs that are distributed to the wider team. Collaborate with the marketing team on product trend analysis from our influencer database.

• Partner closely with the eCommerce team to ensure the product is on site in a timely manner and mapped to the correct categories.

• Assist with prepping for meetings, taking minutes & ad hoc seasonal activities

Retail Planning & Allocation

• Support the setup of initial stock allocations for the opening of the first flagship store, ensuring the right depth and category balance from launch.

• Take ownership of ongoing store stock levels, maintaining optimum availability in line with min/max parameters and trading performance.

• Manage replenishment flow and new season deliveries, ensuring timely stock support for launches and promotional activity.

• Review weekly sales performance and recommend stock adjustments based on demand, sell-through and store-specific needs.

Benefits

Hybrid-working policy (2 days in the office) Annual Leave package increasing the longer you stay with us Enhanced company maternity policy Employee Discount: 50% off Stock and up to 90% off Seasonal Sample Sales Seasonal bag allowance Free gift DeMellier bag on successful probation