Principal Mechanical Design Engineer - Building Services

Eden Brown
📍 London, London, United Kingdom 💼 Full-time 🕒 Posted June 29, 2026

Job Description

Principal Mechanical Design Engineer
London | £70,000 + Car Allowance + Travel Paid | Major Projects | Building Services

A leading MEP contractor is seeking a Principal Mechanical Design Engineer to join a well-established and growing electrical design team in London. This is a senior technical appointment within a delivery-focused, contractor-led environment operating across some of the UK's most complex building services projects.

The design team consists of approximately 25 engineers, supported by a strong secured pipeline of work providing at least two years of forward workload visibility.

The Opportunity

You will take a leading role in delivering electrical design across multiple high-value projects through RIBA Stages 1-5, combining technical leadership, coordination, and hands-on design oversight.

The current workload includes a major hyperscale data centre development (£400m+ core project value), forming a flagship scheme within...

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Job Details

  • Location London, London
  • Job Type Full-time
  • Category construction-and-extraction
  • Posted Date June 29, 2026
  • Application Deadline August 08, 2026