Supply Planning Assistant

Avenir Collective; Greater London; Hybrid; GBP 30,000 - 34,000; Full time

Benefits offered by this job

Salary: £30,000 to £34,000 GBP per yr

30 days holiday + 8 UK bank holidays

Pension contribution – 5% employee, 3%

Private Medical Insurance – Vitality

Work from Abroad – 1 month per year

Bonus Scheme – discretionary

Mental Health Support – Spill

Flexi-Fridays – early finish monthly

Avenir Events – quarterly meetups

Vibrant Office – Runway East, Bloomsby

Disability-friendly employer

Job summary

Avenir Collective in London is seeking a Supply Planning Assistant to support our growing supply planning function. You will maintain stock, purchase orders and data accuracy to provide visibility of inventory and risks, collaborating with Procurement, Logistics and Finance.

Joining a fast-growing start-up, you will help shape a scalable planning function and have a clear path to more senior roles as the team expands, with a hybrid office pattern in Holborn.

Qualifications

• Previous experience in merchandise planning, inventory, supply chain, or a related analytical role beneficial.
• Bachelor's degree in Business, Supply Chain, Analytics, or a related field preferred but not essential.
• Strong Excel skills and comfort with large datasets.

Responsibilities

• Track purchase orders and milestones with Procurement and suppliers to ensure on-time stock.
• Monitor inventory across suppliers, 3PL warehouses and in-transit stock for risks.
• Maintain weekly stock reporting of on-hand, on-order and in-production inventory.
• Support the Stock & Flow Plan with component-level data for future needs.
• Coordinate stock movements with Procurement, Logistics and 3PL partners.
• Maintain BOM data and assist migration into NetSuite with 3PL partners.
• Support inventory analysis and supply-side decision-making with risk updates.
• Prepare data for cross-functional meetings with Procurement, Logistics, Finance and Supply Planning.
• Identify opportunities to improve reports, processes and ways of working.

Skills

Merchandise planning

Inventory management

Supply chain

Excel

Attention to detail

Organisational skills

Communication skills

Multitasking

Education

Bachelor's degree in Business/Supply Chain/Analytics

Job description

About Us

Avenir Collective - Building the future of beauty, personal care and lifestyle brands.

We're building a new kind of consumer brand platform focused on trusted products, long-term value and meaningful growth. If you're excited by building brands, solving problems and working alongside collaborative, driven people, we'd love to hear from you

Your role at a Glance

As a Supply Planning Assistant in our team, you will play a crucial role in supporting the operational backbone of our growing Supply & Demand Planning function. Your main focus will be maintaining accurate stock, purchase order and supply data, ensuring we have clear visibility of inventory and potential stock risks, by working closely with Procurement, Logistics, Finance and the wider Supply Planning team.

This role is ideal for someone with strong analytical skills and excellent attention to detail, who is excited to work in a fast-paced, growing start-up with a talented team. Your work will directly impact the availability and flow of stock across our brands and contribute to building a scalable supply planning function. As a newly created role, this is also a great opportunity to help shape how the function develops, with a clear path to progress into Supply Planner and Supply Planning Manager roles as the team grows.

Location & Flexibility

• Full-time, permanent role based at our modern office in Holborn, London

• 40 hours per week, 9am to 6pm with a one-hour lunch

• This position is hybrid, with the expectation to go to the office 2 days per week

Key Responsibilities

• Track purchase orders and critical path milestones, following up with Procurement and suppliers on delays to help ensure stock arrives on time.

• Monitor inventory across suppliers, 3PL warehouses and in-transit stock, highlighting stock-out, overstock and understock risks before they impact availability.

• Maintain accurate weekly stock reporting, covering on-hand, on-order and in-production inventory to provide clear visibility of stock health.

• Support the Stock & Flow Plan, maintaining sales, stock, intake and projected stock data at component level to help identify future supply requirements.

• Coordinate stock movements, transfers and kitting requirements with Procurement, Logistics and 3PL partners, ensuring stock is available where and when needed.

• Maintain accurate BOM data and support its migration into NetSuite, working with 3PL partners to ensure component information is complete and reliable.

• Support inventory analysis and supply-side decision-making, providing regular stock risk updates and highlighting areas requiring attention.

• Prepare data and follow up on actions from cross-functional meetings, working closely with Procurement, Logistics, Finance and Supply Planning.

• Identify opportunities to improve reports, processes and ways of working, helping build a more efficient and scalable supply planning function.

About the Ideal Candidate

• Previous experience in merchandise planning, inventory, supply chain, or a related analytical role beneficial.

• Bachelor's degree in Business, Supply Chain, Analytics, or a related field is preferred but not essential.

• Strong Excel skills — comfortable with formulas, pivot tables, and large datasets.

• High attention to detail and accuracy.

• Proactive, organised, and able to manage multiple tasks and deadlines.

• Comfortable working in a fast-paced, evolving environment as the planning function is built out.

• Good communication skills; able to follow up confidently with internal and external stakeholders.

Perks & Benefits

• Salary: £30,000 to £34,000 GBP per year

• 30 days holiday + 8 UK bank holidays

• Pension contribution Scheme – 5% from you, 3% from us.

• Private Medical Insurance – Includes travel, vision & dental (Vitality)

• Work from Abroad – One month per year, anywhere in the world

• Bonus Scheme – Discretionary bonus, based on individual and company performance

• Mental Health Support – Free, confidential therapy via Spill

• Flexi-Fridays – Finish early one Friday per month

• Avenir Events – Quarterly meetups, celebrations & socials

• Vibrant Office – Runway East, Bloomsbury

  Avenir Collective is proud to be a disability-committed employer registered in the UK. If you identify as having a disability and meet all of the criteria set out in the job description, we would like to support you through the interview stage. We celebrate diversity and are committed to creating an inclusive work environment where all employees and applicants can flourish.

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