Mechanical Design Engineer jobs in United Kingdom

Location: South London area

Salary: £35,000 to £50,000 (depending on experience)

Experience Required: Minimum 3 to 4 years

Contract Type: Full-time, Permanent

This is an award-winning and well-established practice of low carbon consulting engineers who specialise in mechanical, electrical and public health systems for the built environment. Founded in over 20 years ago, the company has developed a strong reputation for delivering high quality, sustainable and technically rigorous engineering solutions. Their leadership team brings experience gained from major international consultancies, which supports the firm in maintaining consistently high standards of design and technical excellence.

They hold Low Carbon Consultant and Low Carbon Energy Assessor certifications and regularly appear among the top engineering consultancies in the UK. Most engineers within the practice are Chartered, and the company places strong emphasis on supporting those working toward professional accreditation.

Located in the South London region, the firm operates with a collaborative, friendly and development focused culture. Their portfolio covers a wide range of sectors including commercial, education, healthcare, leisure, residential and industrial projects.

The company is seeking a Mechanical Design Engineer with at least 3 to 4 years of experience in building services consultancy. This role offers the chance to join a supportive and technically strong team with direct input from highly experienced Chartered engineers and senior leadership. You will work on a diverse range of projects with opportunities to expand your skills and responsibilities.

• Design mechanical building services systems including HVAC, heating, cooling, ventilation and public health
• Produce technical drawings, specifications and engineering calculations
• Work with common industry design software such as AutoCAD, Revit MEP, IES or similar tools
• Coordinate with clients, architects, contractors and internal engineering teams
• Attend site surveys, inspections and project meetings
• Ensure compliance with relevant standards, legislation and industry best practice
• Contribute to project delivery from early concept stages to completion

Engineers work closely with senior and Chartered colleagues who provide consistent guidance, technical oversight and structured development. Training is led directly by senior leadership to maintain consistency and clarity.

The company delivers a wide range of projects, from smaller refurbishments to large scale and well recognised developments. Engineers gain exposure to complex and varied challenges across sectors such as commercial, education, healthcare, leisure and residential.

Engineers are given the opportunity to take on meaningful responsibilities and demonstrate ability early in their careers. The firm supports continued growth and encourages team members to progress toward leadership roles over time.

Those working toward Chartered status receive dedicated support, including guidance from Chartered engineers and senior leadership. Training is structured, consistent and tailored to individual development goals.

• Minimum 3 to 4 years’ experience in mechanical building services design
• Degree or HNC or HND in Mechanical or Building Services Engineering
• Familiarity with design software such as AutoCAD, Revit MEP, IES or similar packages
• Strong understanding of UK building regulations and design standards
• Good communication skills and a proactive, organised approach
• Ability to manage workload and meet deadlines
• Keen to develop professionally and take on increasing responsibility

• Competitive salary between £35,000 and £50,000 depending on experience
• Direct mentorship from experienced Chartered engineers
• Clear progression pathways and support toward professional accreditation
• Exposure to a wide range of stimulating and high-quality projects
• Emphasis on continuous learning and technical development
• Supportive, collaborative and welcoming team environment
• Easily accessible South London location

Please apply now!