Merchandising & Operations Assistant

Company Description

Heidi Klein, established in 2002, is a UK heritage brand specializing in premium swim and resort wear designed to empower women to feel confident and beautiful. Known for its timeless and sustainable designs, the brand has grown from a single boutique in Notting Hill to a globally recognized name. At Heidi Klein, we aim to deliver exceptional products with an elevated brand experience, fostering a lifelong connection with our customers.

Our focus is on creating meaningful relationships that celebrate the stories of the women who wear our pieces.

We are seeking a highly organised and detail-oriented Merchandising & Operations Assistant to provide administrative support to our merchandising and operational functions. This role is ideal for someone with a strong interest in fashion, strong analytical skills, and a proactive approach to managing multiple priorities in a fast-paced environment. Working closely with the merchandising and operations teams, you will play a key role in ensuring product availability, maintaining accurate inventory records, supporting sales analysis, and helping deliver a seamless operational process from product intake through to customer delivery.

• Create SKU’s and input any new supplier information onto the system.
• Support weekly and monthly sales reporting, analysing product performance and identifying trends.
• Manage wholesale order administration from order entry through to fulfilment.
• Coordinate stock allocations, deliveries, and inventory movements across channels.
• Liaise with suppliers, warehouses, and logistics partners to ensure timely and accurate order execution.
• Assist with purchase order tracking and delivery management.
• Support inventory reconciliations, stock counts, and issue resolution.
• Provide general administrative support as required.

• Previous experience in a merchandising, allocation, operations, or administrative role.
• Strong numerical and analytical skills with excellent attention to detail.
• Advanced proficiency in Microsoft Excel and Google Sheets.
• Excellent organisational and time-management abilities.
• Strong communication skills and the ability to collaborate across departments.
• Ability to manage multiple tasks and deadlines in a fast-paced environment.

• Bachelor’s Degree in business or fashion
• Hands‑on experience using Shopify, Zedonk, and/or Warehouse Management Systems (WMS).
• Understanding of retail KPIs, stock management, and sales reporting.
• Experience working with e-commerce platforms and fulfilment operations.

• Organised, proactive, and detail-oriented.
• Commercially aware with a problem‑solving mindset.
• Adaptable and comfortable in a fast‑paced environment.

• Hybrid working – 3 days in the office.
• Opportunity to develop a career within a growing fashion business.
• Exposure to merchandising, planning, and operational functions.
• A collaborative and creative working environment.
• Competitive salary and employee benefits package.

We welcome applications from individuals who are eager to build a career at the intersection of fashion merchandising and business operations, contributing to both commercial success and operational excellence.