Senior Mechanical Design Engineer – London (Hybrid)

Ada Meher; Greater London; Hybrid; GBP 63,000 - 77,000; Full time

Benefits offered by this job

9-Day Fortnight

Hybrid Working

L&D Support

Job summary

Ada Meher Limited in London is seeking a Senior Mechanical Design Engineer for hybrid work to deliver design-led MEP solutions on data centre projects. The role focuses on large-scale builds, collaborating with electrical and sustainability teams to produce high-quality building services designs across multiple RIBA stages.

You will contribute to a professional environment with strong progression paths, benefit from L&D support, and operate within a hybrid model with 2 office days per week, plus

Qualifications

• Extensive experience in mechanical design engineering within building services.
• Experience designing HVAC, cooling, ventilation and air distribution systems.
• Proven track record delivering MEP designs across RIBA Stages 2–4.
• CIBSE accreditation or chartership would be a bonus.
• Ability to lead projects and mentor junior engineers.
• Strong communication with clients and stakeholders.

Responsibilities

• Lead mechanical design projects for data centre and large-scale builds.
• Coordinate with multidisciplinary teams to deliver building services designs.
• Mentor junior engineers and manage client communications.
• Work in a hybrid London office with flexible hours.

Skills

Mechanical design engineering

HVAC design

MEP design

Client communication

Mentoring juniors

Education

CIBSE accreditation or chartership (bonus)

Job description

Senior Mechanical Design Engineer – London (Hybrid) – £70k + £4.5k Travel Allowance

9‑Day Fortnight | Hybrid Working | L&D Support | Mission Critical Projects (Data Centres)

Ada Meher is partnered with a leading MEP Consultancy as they look to appoint a Senior Mechanical Engineer into their London office. This team delivers design‑led MEP solutions across RIBA Stages 2–4, working on some of the most technically demanding environments in the UK — from Data Centres and Science facilities to Airports, Stadiums, Retail, Commercial and Residential developments. This role is focused on large-scale Data Centre builds internationally.

You’ll be joining a business known for its structured progression pathways, strong L&D culture and collaborative engineering environment. The role is fully design‑focused, working closely with Mechanical, Electrical and Sustainability specialists to deliver high‑quality building services designs across a diverse project portfolio.

The consultancy operates a hybrid model, typically 2 days per week in the office though this depends on team requirements. You will also receive a £4,560 annual travel allowance on top of salary. As part of their commitment to work/life balance employees have the option to condense their hours into a 9‑day fortnight and making every other week 4 days long.

• Strong experience in Mechanical Design Engineering in the Building Services sector
• Experience designing HVAC systems, cooling solutions, ventilation, air distribution and associated mechanical plant
• Background delivering MEP designs across RIBA Stages 2–4
• CIBSE accreditation or industry specific charterships would be a bonus
• Ability to lead projects, coordinate with multidisciplinary teams and mentor junior engineers
• Strong communication skills and confidence engaging with clients and internal stakeholders