Senior Mechanical Design Engineer - Building Services Location: London Salary: Up to £70,000 per annum About the Role You will lead the mechanical engineering design effort for high-end commercial projects across London, guiding the full project lifecycle from concept through to delivery. Your responsibilities will include ensuring compliance with UK standards, driving technical excellence, mentoring teams, and delivering energy-efficient, sustainable solutions. Key Responsibilities * Lead mechanical design of HVAC, plumbing, ventilation, and associated systems for commercial developments, including CAT A/B fit-outs and bespoke builds. * Conduct and review detailed calculations, energy modeling, load assessments, and performance simulations. * Produce comprehensive documentation: design drawings, specifications, reports, and technical schedules. * Collaborate with multidisciplinary teams, including architects, structural engineers, contractors, and clients to ensure integrated design solutions. * Carry out site inspections, surveys, and resolve technical issues during installation and handover phases. * Mentor and develop junior engineers, fostering technical growth and knowledge sharing. * Maintain awareness of evolving UK standards, sustainability practices, energy efficiency targets, and regulatory guidelines. Essential Requirements * Bachelor's degree (or higher) in Mechanical Engineer...