eCommerce Channels Assistant
Hybrid London Full-time Junior Ecommerce Marketing
At a glance
Entry-level Ecommerce Marketing role at Mountain Warehouse. London · full-time.
Pay not stated Ecommerce Marketing salary
RoleEcommerce Marketing
SeniorityJunior
LocationLondon
WorkplaceHybrid
EmploymentFull-time
PostedJun 5, 2026 · 3mo ago
Role brief
Growth Roles summary, based on the employer's posting.
What you'll do
- Update weekly trading reports and use the data to spot underperformance and stronger results
- Track traffic, conversion, AOV, returns, option counts, in-stock share and SKU availability
- Maintain third-party stock pools by checking levels and arranging replenishment or return-to-warehouse activity
- Support seasonal launches, live assortment, channel content, and imagery uploads
- Review service-level issues and share reporting-based recommendations with relevant teams
What you bring
- At least one year in concessions, marketplaces, or a related ecommerce setting
- Intermediate Excel ability, including VLOOKUPs, IF formulas, and Pivot Tables
- Strong analytical ability and an interest in using data to improve performance
- A proactive, organised approach with close attention to detail and enthusiasm for learning
Who this fits
This junior role suits someone building toward digital trading, marketplaces, and ecommerce partnerships. You'll work from London in a hybrid setup, report to the Digital Concessions Manager, and collaborate across teams. You should be comfortable adapting in a fast-moving environment and taking on changing priorities
From the employer
Mountain Warehouse's Channels business is a high growth, international eCommerce operation, contributing significantly to total online revenue. The Channels team focuses on growing the business across third party marketplaces (Amazon, eBay etc) in the UK, EU, AU & Canada plus alternative models, such as concessions, where there is untapped potential.
Reporting into our Digital Concessions Manager and working closely with our Senior Concessions Executive, this role will play an important part in supporting the growth of our digital concessions business, with a particular focus on Next and other key partners.
This is an excellent opportunity for someone looking to build a career in eCommerce trading, marketplaces and digital partnerships. You'll gain hands-on experience working across trading, stock management, product launches and performance analysis, while learning from an experienced and successful ecommerce team.
Your role will focus on reporting and analysis, supporting product launches, monitoring performance and helping to ensure our concession channels operate efficiently and continue to grow.
· Refresh weekly trade reporting and support on data analysis to help identify areas of under and over performance
· Support teams in monitoring & improving performance KPIs - Traffic, Conversion, AOV, Return Rates, option counts, in-stock Share & sku availability
· Contribute to managing of 3rd party stock pots by refreshing tooling, monitoring stock levels & organising replenishments or RTWs
· Provide insights and recommendations through reporting to help support commercial decision-making
· Help to monitor SLAs, flagging issues to the relevant teams
· Support in execution of new season tasks to help ensure launches are done within expected timeframe
· Work with team to help maximise live assortment on Channels
· Help to execute content strategies for channels to ensure we are fully optimised
· Assist in managing & uploading imagery
· Build strong working relationships across the team & x-functionally where required
· Has at least 1 year of experience working within concessions, marketplaces or a related eCommerce environment
· Strong analytical skills with intermediate Excel knowledge, including VLOOKUPs, IF functions and Pivot Tables
· Enjoys working with data and using insights to support business performance
· Proactive, self-motivated and eager to learn
· Organised, with excellent attention to detail
· A fast learner who enjoys developing new skills and taking on new challenges
· Able to thrive in a fast-paced environment and adapt to changing priorities
· Passionate about eCommerce and interested in developing a career within digital trading and marketplaces
Why Join The Channels Team?
· Be part of one of Mountain Warehouse's key ecommerce areas
· Gain exposure to major retail partners including Next
· Develop commercial, analytical and trading skills
· Work alongside experienced ecommerce professionals
· Build a career in marketplaces, concessions and digital trading
Reporting into our Digital Concessions Manager and working closely with our Senior Concessions Executive, this role will play an important part in supporting the growth of our digital concessions business, with a particular focus on Next and other key partners.
This is an excellent opportunity for someone looking to build a career in eCommerce trading, marketplaces and digital partnerships. You'll gain hands-on experience working across trading, stock management, product launches and performance analysis, while learning from an experienced and successful ecommerce team.
Your role will focus on reporting and analysis, supporting product launches, monitoring performance and helping to ensure our concession channels operate efficiently and continue to grow.
· Refresh weekly trade reporting and support on data analysis to help identify areas of under and over performance
· Support teams in monitoring & improving performance KPIs - Traffic, Conversion, AOV, Return Rates, option counts, in-stock Share & sku availability
· Contribute to managing of 3rd party stock pots by refreshing tooling, monitoring stock levels & organising replenishments or RTWs
· Provide insights and recommendations through reporting to help support commercial decision-making
· Help to monitor SLAs, flagging issues to the relevant teams
· Support in execution of new season tasks to help ensure launches are done within expected timeframe
· Work with team to help maximise live assortment on Channels
· Help to execute content strategies for channels to ensure we are fully optimised
· Assist in managing & uploading imagery
· Build strong working relationships across the team & x-functionally where required
· Has at least 1 year of experience working within concessions, marketplaces or a related eCommerce environment
· Strong analytical skills with intermediate Excel knowledge, including VLOOKUPs, IF functions and Pivot Tables
· Enjoys working with data and using insights to support business performance
· Proactive, self-motivated and eager to learn
· Organised, with excellent attention to detail
· A fast learner who enjoys developing new skills and taking on new challenges
· Able to thrive in a fast-paced environment and adapt to changing priorities
· Passionate about eCommerce and interested in developing a career within digital trading and marketplaces
Why Join The Channels Team?
· Be part of one of Mountain Warehouse's key ecommerce areas
· Gain exposure to major retail partners including Next
· Develop commercial, analytical and trading skills
· Work alongside experienced ecommerce professionals
· Build a career in marketplaces, concessions and digital trading
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