Buying Assistant - GM (Lego) (12m FTC) in London

Salary: Competitive Plus Benefits

Location: London Store Support Centre and Home, London, EC1M 6HA

Contract type: Fixed-Term Assignment

Business area: Food Commercial

Closing date: 17 May 2026

Requisition ID: 400058388

We’d all like amazing work to do, and real work-life balance. That’s waiting for you at Sainsbury’s. Here, everything in our stores starts in Sainsbury’s Commercial. From product, proposition, packaging and price, to whether it meets our sustainability commitments or simply tastes great, our team is responsible for all food, non-food and Clothing items available in Sainsbury’s stores, online and on demand. It’s an incredibly fast‑paced environment. People here are in it together and aren’t afraid to take risks. The knowledge and experience you gain here could set you up for career moves anywhere else in the business. So, if you’re passionate about your products and just as hungry to learn, you’ll fit in perfectly.

In this role you will be supporting the Sainsbury's commercial team working directly on and with Lego®. You'll be supporting both buying & supply chain functions in everyday responsibilities such as item set up, cost amends, and order book management. In addition, you'll be liaising & working with Lego® directly to build compelling promotional plans for our customers & working across wider functions to support delivery of in store executions.

Joining the Buying team at Sainsbury's offers a unique opportunity to be a key player in driving the overall performance of the Category through comprehensive administrative support and strategic decision‑making. As a Buying Assistant, you will have the chance to contribute to promotional planning, negotiate with suppliers, and ensure the successful launch of products, all while being part of a collaborative and customer‑focused team that values continuous improvement and innovation. With a supportive work environment, opportunities for professional growth, and a focus on delivering outstanding service, joining us means being part of a dynamic and rewarding organisation that puts customers at the heart of all decisions.

What you’ll do

As a Buying Assistant for Lego® at Sainsbury's, you will play a crucial role in providing comprehensive administrative support to the Buying team, ensuring tasks are completed accurately and within company timelines to drive overall performance in the Lego® category. You will be responsible for implementing promotional plans, analysing customer reviews and competitor pricing, and responding to internal and external stakeholder queries and changes on behalf of the buying team. Additionally, you will contribute to promotional and events planning administration, negotiating and sourcing activities, product set‑up and launch, trading analysis, financial management, team support, and ensuring data integrity and accuracy in all tasks assigned, ultimately supporting the team in achieving their objectives and delivering exceptional service to stakeholders. You will also make regular visits to the Lego® head offices in Slough and London.

Who you are

As a Buying Assistant, you are a detail‑oriented and proactive professional with a strong focus on providing comprehensive administrative support to the Buying team. With a keen interest in market trends, competitor landscapes, and financial implications of decision‑making, you excel in executing pricing and promotional plans, maintaining data integrity, and contributing to the overall success of the category through effective negotiation and stakeholder management. Your ability to analyse data, prioritise tasks, and communicate effectively enables you to thrive in a fast‑paced environment, deliver exceptional customer service, and drive continuous improvement within the team.

Demonstrable background in Buying or Supply Chain, with experience operating in a commercial retail environment. Proven experience managing supplier relationships and leading negotiations, with a track record of delivering value through commercial agreements. Ability to manage complex stakeholder interactions, demonstrating resilience and confidence in challenging conversations and decision‑making. High attention to detail, ensuring accuracy across commercial, operational, and supplier‑related activity. Experience managing relationships with branded suppliers, ensuring alignment with commercial objectives and category performance.

Benefits

We are committed to being a truly inclusive retailer so you’ll be welcomed whatever you are and wherever you work. Around here, there’s always the chance to try something new — whether that’s as part of an evolving team or somewhere else across the business - and we take development seriously and promise to support you. We also recognise and celebrate colleagues when they go the extra mile and, where possible, offer flexible working. When you join our team, we’ll also offer you an amazing range of benefits. Here are some of them:

• Starting off with colleague discount, you'll be able to save 10% on your shopping online and instore at Sainsbury's, Argos, TU and Habitat, and we regularly increase the discount to 15% at points during the year.
• We've also got you covered for your future with our pensions scheme and life cover.
• You'll also be able to share in our success as you may be eligible for a performance‑related bonus of up to 5% of salary, depending on how we perform.
• Your wellbeing is important to us too. You'll receive an annual holiday allowance and you can buy up to an additional week's holiday.
• We also offer other benefits that will help your money go further such as season ticket loans, cycle to work scheme, health cash plans, salary advance (where you can access some of your pay before pay day) as well as access to a great range of discounts from hundreds of other retailers.
• And if you ever need it there is also an employee assistance programme.
• Moments that matter are as important to us as they are to you which is why we give up to 26 weeks’ pay for maternity or adoption leave and up to 4 weeks’ pay for paternity leave.

Please see www.sainsburys.jobs for a range of our benefits (note, length of service and eligibility criteria may apply).