??Mechanical Design Engineer ?? Heathrow | On-site (5 days per week) ??£42,000 - £47,000 base salary Were looking for a Mechanical Design Engineer to lead the development of rugged handheld and portable devices from concept through to full-scale production. Youll take ownership of mechanical design, including thermal management, ingress protection (IP-rated designs), moving mechanisms, electronic enclosures, and full production drawings/BOMs for NPI. This role involves close collaboration with electronics, embedded software, production, and suppliers to deliver high-quality, robust products built for demanding environments. What were looking for: 3 years mechanical design of machined parts Experience designing outdoor/weather-sealed products Strong knowledge of aluminium, stainless steel & plastics Experience with additive manufacturing Handheld device & enclosure design experience Skilled in SolidWorks, Inventor or similar 3D CAD Degree in Mechanical Engineering (or equivalent experience) If you enjoy solving complex design challenges and seeing your work move into real-world production, wed love to connect.