Intermediate Mechanical Design Engineer

Posting date:	11 March 2026
Salary:	£40,000.0 to £55,000 per year
Additional salary information:	Up to £55,000
Hours:	Full time
Closing date:	10 April 2026
Location:	London, London, ec2v 6db
Remote working:	Hybrid - work remotely up to 3 days per week
Company:	Hays Specialist Recruitment
Job type:	Permanent
Job reference:	3086793_1773248988

Summary

Your new company
A leading multi‑disciplinary building services consultancy is seeking an Intermediate Electrical Engineer to join their growing London team. This is a fantastic opportunity to work on a diverse portfolio of high‑quality projects spanning heritage landmarks, public sector buildings, commercial spaces, residential developments, and major regeneration schemes.
With established offices across the UK and a reputation for excellence in MEP design, sustainability, building physics, and technical delivery, this consultancy is known for shaping some of the country's most recognisable and culturally significant buildings. You'll join a collaborative, forward‑thinking engineering team committed to delivering innovative, low‑carbon solutions.

Your new role
As an Intermediate Electrical Engineer, you will support senior engineers in delivering high‑quality electrical design solutions across multiple sectors. You'll be involved in concept design, detailed design, site coordination, and client interaction. This is an opportunity to contribute to complex heritage refurbishments, public infrastructure upgrades, and large mixed‑use schemes while developing toward senior responsibilities.
Key responsibilities include:

• Producing electrical designs, calculations, reports, drawings, schematics, and specifications.
• Supporting MEP design packages from feasibility through to site stages.
• Contributing to sustainability‑led engineering solutions.
• Liaising with architects, contractors, and other design disciplines.
• Undertaking site surveys, inspections, and technical coordination.
• Supporting production of technical documentation and quality‑assured deliverables.

Projects You'll Work On
You will work across a varied and meaningful project portfolio, including:
Iconic Heritage & Cultural Buildings
Blenheim Palace Orangery refurbishment - complex Grade I listed redevelopment works.
Ely Cathedral Octagon Tower & interior works - highly sensitive heritage engineering.
St Paul's Cathedral Whispering Gallery safety upgrades - intricate MEP interventions in a world‑famous structure.

Major Public & Community Developments
Cosway Street and Parsons North residential schemes forming part of Westminster City Council's major regeneration masterplan.
National Railway Museum - Station Hall redevelopment, upgrading technical systems in a nationally significant transport space.

Large‑Scale, Multi‑Sector Projects
Mixed‑use developments, retail, leisure, commercial fit‑outs and community assets delivered as part of city‑shaping regeneration programmes.
Strategic estates, public buildings, infrastructure and transport upgrades delivered across the UK.
Consultancy contributions to major urban regeneration and public realm improvements, supporting long‑term economic and social value.

This combination gives you exposure to both high‑profile heritage work and large modern developments, offering outstanding technical variety.

What you'll need to succeed

• 2-4 years' experience within a UK building services consultancy.
• Strong understanding of electrical building services design (LV distribution, small power, lighting, emergency lighting, fire alarm, containment, etc.).
• Competent using industry design tools (Amtech, Dialux/Relux, AutoCAD/Revit).
• A passion for sustainable and low‑carbon engineering solutions.
• Excellent communication skills and confidence working with design teams and clients.
• Progressing toward IEng or CEng (desirable).

What you'll get in return

• Salary up to £55,000, depending on experience.
• Hybrid working (3 days office / 2 days WFH).
• Support for chartership and professional development.
• Exposure to some of the UK's most significant cultural, civic and regenerative projects.
• A collaborative, progressive engineering culture with clear progression opportunities.

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 0207 2598760 us now.
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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