Senior Mechanical Design Engineer

Location: London, United Kingdom
Salary: Up to £75,000 (dependent on experience)
Working Arrangement: Hybrid Working (3 days office / 2 days home)
Employment Type: Permanent

A Senior Mechanical Design Engineer is required for a well-established Building Services consultancy with over 60 years of industry experience and a workforce of more than 100 employees. The business has built a strong reputation across commercial, residential, hospitality, and mixed-use developments and is continuing to expand its London presence due to increasing client demand and a growing project portfolio.

This is an excellent opportunity to join a growing London team at an exciting stage of its development. With the backing of a large, established consultancy, but the feel of a small and collaborative office, the successful candidate will play a key role in shaping the future growth of the business. You will work on a wide range of high-profile projects, mentor junior engineers, manage client relationships, and have genuine opportunities to progress as the London office continues its planned expansion over the coming years.

Senior Mechanical Design Engineer Job Overview

Lead the design and delivery of mechanical building services projects across commercial, residential, PBSA, hotel, and mixed-use developments.
Manage projects throughout the full lifecycle from RIBA Stage 1 through to handover.
Produce mechanical calculations, technical specifications, reports, and detailed design information.
Attend client, design team, and project meetings as a key technical representative.
Coordinate designs with architects, structural engineers, contractors, and wider project teams.
Support and mentor junior and intermediate engineers within the business.
Review project deliverables to ensure technical accuracy and compliance with current regulations and standards.
Build and maintain strong client relationships while supporting repeat business opportunities.
Work collaboratively with colleagues across the wider engineering team to deliver high-quality projects.
Experience in public health design would be advantageous, although this is not essential.

Senior Mechanical Design Engineer Job Requirements

Minimum of 5 years' experience within a Building Services consultancy environment.
Strong experience delivering mechanical designs on large-scale commercial, residential, hotel, PBSA, or mixed-use developments.
Ability to manage projects independently and confidently engage with clients and stakeholders.
Experience across detailed design and technical delivery stages.
Strong understanding of current and upcoming Building Services regulations and standards.
Commercial awareness and understanding of the construction and development process.
Proficiency in AutoCAD and Revit.
Excellent communication skills with the ability to mentor junior engineers and represent the business professionally.
Strong written and spoken English skills.
Public health design experience would be beneficial but is not a prerequisite.

Senior Mechanical Design Engineer Salary & Benefits

Salary up to £75,000 depending on experience.
20 days holiday + bank holidays with additional leave accrued through length of service.
Private healthcare.
Company phone.
Hybrid working arrangement with 3 days in the office and 2 days working from home.
Flexible working hours with core hours between 9:30am and 3:30pm.
Opportunity for an early Friday finish through flexible working arrangements.
Clear career progression opportunities within a rapidly growing London office.
Central London office location.Bennett and Game Recruitment are a multi-disciplined technical recruitment agency based in Chichester, West Sussex operating across the UK with specialist teams covering a range of industries.

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