Senior Mechanical Design Engineer Building Services in London - Hays Specialist Recruitment Limited

Are you ready to elevate your career with a consultancy that's shaping the future of the built environment?

Caldwell Consulting, a renowned name in building services engineering, is seeking a Senior Mechanical Design Engineer to join their dynamic Central London team. With a portfolio that spans high-profile commercial, residential, mixed-use developments, hotels, and student accommodation, this is your chance to work on projects that truly make an impact.

Your new company
Caldwell Consulting is an independent, full-service engineering firm delivering innovative mechanical, electrical, and public health solutions across the UK and Ireland. Their work enhances lives through smart, sustainable design-partnering with industry leaders to create spaces that inspire.

Recent projects include:

• Premier Inn Wembley Arena and Hub by Premier Inn King's Cross
• Brentford Lock West and Palace View, Lambeth residential schemes
• The Cursitor Building, Yalding House, and 73 Great Peter Street in London
• Mixed-use developments like Terrace Mount Bournemouth and Premier Inn & Class A Office Maidenhead

Your new role
As a Senior Mechanical Design Engineer, you'll lead the design and delivery of mechanical systems for landmark developments. You'll collaborate with architects, clients, and multidisciplinary teams to produce high-quality, sustainable solutions that meet and exceed expectations.

You'll be responsible for:

• Designing HVAC, heating, cooling, and ventilation systems for commercial and residential buildings
• Managing project timelines, budgets, and client relationships
• Mentoring junior engineers and contributing to technical excellence
• Driving innovation and sustainability across all stages of design

What you'll need to succeed

• Proven experience in mechanical building services design (ideally 5+ years)
• Strong technical knowledge of HVAC systems and UK building regulations
• Proficiency in design tools such as AutoCAD, Revit, and IES
• A degree in Mechanical Engineering or Building Services Engineering
• Passion for delivering outstanding engineering solutions

What you'll get in return

• A competitive salary up to £70,000 DOE
• The chance to work on career-defining projects in Central London
• A collaborative, forward-thinking team environment
• Real progression opportunities and support for professional development
• Exposure to a wide variety of sectors and design challenges

What you need to do now
If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call Adam on .
If this job isn't quite right for you but you are looking for a new position, please contact us for a confidential discussion on your career.

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