Junior Design & Development Engineer

Job Title: Junior Design & Development EngineerLocation: London, UKReporting to: Lead Design Engineer / CTOAbout AnzenAt Anzen, we are redefining how modern buildings integrate low-carbon heating and cooling systems by developing innovative, high-performance solid-state heat pumps designed for sustainability, reliability, and ease of installation. As a fast-growing, venture-backed startup, we operate at the intersection of product design, thermal systems, and building performance, and we're seeking ambitious engineers to join us on this mission.The RoleWe’re seeking a passionate and hands-on Design & Development Engineer to support the development of our cutting-edge product range. This is an ideal opportunity for someone early in their engineering career who’s eager to apply their design skills to real-world products and make a tangible impact in a fast-paced environment. You’ll work closely with a multidisciplinary team of engineers and designers to deliver high-quality, robust, and cost-effective solutions, taking ideas from concept through to production.Key ResponsibilitiesDesign and develop components and subsystems, ensuring integration within the overall product architecture.Actively work on CAD in developing DFM and DFA.Identify and define test criteria to replicate real-world usage and optimize performance.Build functional prototypes for testing, demonstration, and iteration.Analyse test data, investigate failures, and develop solutions to improve reliability and performance.Deliver complete product designs and assemblies for manufacturing—on time, on budget, and to specification (functionality, reliability, safety, and performance).Work collaboratively across disciplines, including thermal, structural, and acoustic engineering.Contribute to a dynamic team working together toward shared goals in a start-up environment.About YouDegree in Design Engineering, Mechanical Engineering, Mechatronics Engineering.1-2 years of experience in product design and development, ideally with plastics and sheet metal.Strong understanding of DFM (Design for Manufacturing) and DFA (Design for Assembly) principles.Proficient in 3D CAD and 2D drafting with GD&T.Creative thinker with a structured approach to problem solving.Hands-on experience with prototyping, test plan creation, and lab testing.Familiarity with a range of manufacturing processes and industrial measurement methods.Bonus: Knowledge in areas such as fluid flow, thermals, acoustics, or electronics.Above all, driven by curiosity and a desire to challenge conventional thinking and explore uncharted territory.What we offerSalary range: £30,000 to £35,000 per annum (based on experience) + Equity options.28 days of annual leave, plus bank holidays.The opportunity to work alongside the core team on challenging problems every day. Be at the forefront of cutting-edge clean technology, with the chance to drive tangible impact on the UK’s decarbonization goals.Ready to join us?If you’re passionate about clean energy, have a strong desire to innovate heating systems, and want to drive innovation in a startup environment, we’d love to hear from you. Apply now with your CV.Join us in building a future where every home is efficiently heated and cooled. Together, we’ll ensure healthy indoors are accessible to all.