Senior Mechanical Engineer - Building Services

London | Hybrid Working Available
Competitive Salary + Tax-Free Bonus + Excellent Benefits

An established, employee-owned Building Services Consultancy is looking to appoint a Senior Mechanical Engineer to join its growing London team. With decades of experience delivering innovative engineering solutions across the built environment, the business has developed a strong reputation for technical excellence, sustainable design, and long-standing client partnerships across London and the South East.

The company delivers full MEP building services design alongside specialist low carbon and energy advisory services across a broad range of sectors including commercial, healthcare, education, leisure, residential, and industrial developments.

What makes this opportunity particularly unique is the company culture and progression pathway. As an employee-owned business, staff benefit directly from the company''s success through an annual tax-free bonus scheme, alongside a genuinely collaborative environment where people are invested in long-term career development. The leadership team also has a strong technical background - the Managing Director started their career as an engineer within the business, reflecting the company''s commitment to nurturing and developing talent from within.

Due to continued project wins and growth, they are now looking for an experienced Senior Mechanical Engineer to play a key role in project delivery, client management, and mentoring junior engineers within the London office.

The Role

You will lead the mechanical design and coordination of a wide range of building services projects from concept through to completion. Working closely with clients, architects, and multidisciplinary teams, you will contribute to the delivery of sustainable and technically robust engineering solutions.

Key responsibilities include:

• Leading mechanical building services design across multiple sectors
• Producing and reviewing detailed HVAC and public health designs
• Managing projects through all RIBA stages
• Attending client and design team meetings
• Mentoring and supporting junior engineers and technicians
• Coordinating with electrical, sustainability, and external consultant teams
• Carrying out site inspections and technical reviews
• Supporting low carbon and energy-efficient design strategies

Requirements

• Degree qualified in Mechanical Engineering or Building Services Engineering
• Proven experience within a Building Services consultancy environment
• Strong knowledge of HVAC and mechanical systems design
• Experience leading projects and managing client relationships
• Familiarity with UK Building Regulations and CIBSE guidance
• Proficiency with industry software such as AutoCAD, Revit, IES, or Hevacomp
• Chartered status or working towards Chartership would be advantageous

What''s On Offer

• Employee-owned business with annual tax-free bonus potential
• Opportunity to work on varied and technically challenging projects
• Clear career progression within a growing consultancy
• Collaborative and supportive working environment
• Exposure to sustainable and low carbon design projects
• Hybrid working flexibility
• Competitive salary and comprehensive benefits package

This is an excellent opportunity for a Senior Mechanical Engineer looking to join a forward-thinking consultancy where technical expertise is valued, career progression is encouraged, and employees are genuinely invested in the success of the business.

Apply now or reach out to Roberto Sartori for a confidential chat on (phone number removed).

Aldwych Consulting values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are happy to discuss reasonable adjustments and/or additional arrangements as required to support your application.

Candidates must be eligible to live and work in the UK.

For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.