Product Manufacturing Engineer
London, United KingdomMechanical Engineer$105k–$205kPosted Jun 2, 2026
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Manufacturing
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Shellworks London
Product Manufacturing Engineer
Join Shellworks to scale sustainable packaging from prototype to mass production. Collaborate across teams, own validation, and help curb plastic waste.
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📍 London, N4🏛️ 4 days in our office, 1 day from home (choose from Tue–Thu)💰 £40-50k per annum (depending on experience) + equityAbout ShellworksAt Shellworks, we’re on a mission to make plastic waste a thing of the past. We’re creating a new generation of materials - sustainable, high-performing, and designed to disappear. By reimagining how materials are made, we’re tackling one of the world’s most urgent environmental challenges.About The RoleWe are looking for a candidate to help productionise new products into mass manufacturing. You will work closely with Engineering in the development of products, ensuring products are validated and de-risked before production. As part of our fast-paced, collaborative environment, you'll have the opportunity to make a tangible impact on the planet while growing your expertise. If you're passionate about using your engineering skills to solve complex challenges and create a better future, this is the perfect role for you.Key ResponsibilitiesThis is a unique opportunity to work on scaling the future of packaging materials inspired by nature. When you join us you’ll get to:Bring new products to mass manufacturing by conducting product testing and validating for scale production.Improving internal product validation processes by developing a repeatable product validation process and streamlining activities.Implement best practices in physical product development, including documentation, change control, and other robust quality measures to ensure the highest standards of production quality and on-time delivery.Assist in coordinating aspects of new product development across a variety of projects in injection moulding, extrusion blow, and compounding.Work closely with our manufacturing partners, ensuring products meet cost, quality, and timeline expectations.Be the critical...