Senior Mechanical Engineer - London (Data Centres) An excellent opportunity for an experienced Mechanical Engineer to join a growing team within a leading international engineering and design consultancy, with a strong focus on high-performance building services across mission-critical projects. Location: LondonSalary: 40,000 - 60,000 + package (depending on experience) The Role:You''ll play a key part in delivering innovative mechanical design solutions on technically complex projects, particularly in the data centre and critical infrastructure sector. This is a fantastic opportunity to progress your career within a team that values high standards, creative engineering, and collaboration across disciplines. Key Responsibilities:Lead the mechanical design and coordination of medium to large-scale projects from concept through to construction.Develop detailed engineering solutions for HVAC and other mechanical building services systems, ensuring they meet performance, sustainability, and compliance targets.Work closely with clients, contractors, and multidisciplinary teams to ensure seamless project delivery.Carry out technical assessments, calculations, and analysis to support robust design development.Support and mentor junior team members, reviewing work and providing technical guidance.Ensure designs adhere to UK regulations, international standards, and project-specific requirements.Prepare specifications and reports using tools such as Word, Excel, and specialist ..... full job details .....