4,878 Mechanical Design jobs in the United Kingdom

Your new company
We are recruiting on behalf of a well-established consultancy within the built environment sector. Renowned for delivering innovative and sustainable engineering solutions, the company is expanding its MEP design team in Birmingham. With a strong focus on collaboration, professional development, and employee wellbeing, this is an excellent opportunity to join a forward-thinking organisation.Your new role
As a Mechanical Design Engineer, you will be responsible for delivering mechanical building services designs across a variety of projects. You'll work closely with senior engineers and multidisciplinary teams, contributing to all stages of the design process-from feasibility through to detailed design and construction. This hybrid role offers the flexibility to work both in the office and remotely, while engaging in technically rewarding and diverse projects.

• Your responsibilities will include:
• Designing mechanical systems including heating, ventilation, air conditioning, and domestic water services
• Producing engineering calculations, specifications, and technical drawings
• Coordinating with other disciplines such as electrical, structural, and architectural teams
• Supporting the preparation of tender and construction documentation
• Using tools such as IES, AutoCAD, and Revit to develop accurate and coordinated designs

What you'll need to succeed

• To succeed in this role, you should have:
• A degree in Mechanical or Building Services Engineering
• Experience delivering mechanical designs in a consultancy or design-and-build environment
• Proficiency with design software such as IES, Revit, and AutoCAD
• A solid understanding of UK Building Regulations and CIBSE guidelines
• Strong organisational skills and attention to detail
• A collaborative mindset and a willingness to learn from experienced colleagues
• Progress towards professional registration (e.g. CIBSE or IMechE) is desirable

What you'll get in return

• In return, you'll receive a competitive salary and a comprehensive benefits package, including:
• Hybrid working arrangements to support work-life balance
• Generous holiday entitlement with the option to purchase additional days
• Private healthcare, dental insurance, and eyecare vouchers
• Gym membership and cycle-to-work schemes
• Structured training and mentoring programmes to support your professional development
• A supportive and inclusive working environment with regular team events and volunteering 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 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 about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Your new company
Established over 50 years ago, working with a number of high profile clients. Working on a variety of different projects both for the private and public sector.
Your new role
* Preparation of designs, calculations, specifications and tender documentation for Mechanical services as part of a project team
* Understanding of regulations and standards and keeping up to date with future changes
* Coordination with other disciplines and specialists
* Promote the company to the best ability at all times
* Undertake feasibility studies
* Preparation of detailed budget costs and defined estimates if required
What you'll need to succeed
Experience of Mechanical building services design
* Hands on knowledge of AutoCAD, Amtech and / or Hevacomp
* Design consultant or contractor background
What you'll get in return
30,000 to 45,000, depending on experience. 25 days annual leave and bank holidays
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 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.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Your new company
A respected and growing building services contractor based in Staffordshire is seeking a Mechanical Design Engineer to join their technical team. Specialising in commercial fit out projects, they deliver high-quality mechanical solutions for office and retail environments across the UK. The company is known for its collaborative culture, technical excellence, and commitment to innovation.
Your new role
As Mechanical Design Engineer, you'll take the lead on mechanical design activities from early concept through to construction-ready documentation. You'll manage internal design resources, liaise with clients and consultants, and ensure all solutions meet project specifications and industry standards. The role includes occasional travel to London for site visits and client meetings.
What you'll need to succeed

• Strong technical knowledge of mechanical building services, including HVAC and plumbing
• Proven experience in design roles within commercial fit-out (office/retail)
• Ability to manage multiple projects and work independently
• Excellent communication skills and confidence in client-facing situations
• Willingness to travel for site surveys and technical meetings
• Consultant-side experience will also be considered

What you'll get in return

• Competitive salary between 45,000 - 65,000 depending on experience
• 30/month phone allowance
• Contributory pension scheme (5% employee / 3% employer)
• 23 days annual leave plus bank holidays
• Opportunity to work on high-profile projects in a supportive and forward-thinking environment
• Clear progression pathways and professional development support

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 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 about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Your new company
You will be part of a growing family-owned establishment in operation in over 25 years, focusing on Mechanical Contracting. They work on a range of projects but have a strong focus on office fit out. This is a hybrid role based in South Birmingham.
Your new role
Therefore this would suit someone either of their learning trajectory or someone who is a well established Mechanical Design Engineer.
Your role will evolve to include:
Create detailed designs for mechanical systems, including HVAC (heating, ventilation, and air conditioning), plumbing, and fire protection systems.
Work closely with other engineering disciplines to ensure cohesive and efficient project execution.

What you'll need to succeed
You will need Building Services qualification or proven experience in a similar role.You will need to have a good level of computer literacy in Microsoft packages. You will need to have experience and awareness of mechanical designs and experience in using IES/Thermal Modelling. It would be beneficial if you have revit but not essential.
You will need to have detailed knowledge of appropriate technical standards. You will be taking charge of project deliverables, make decisions, act on own initiative and operate in a pro-active way.
What you'll get in return
Salary 45,000 to 75,000 + 7k Car Allowance or Car 25 Days Annual Leave plus 8 Days Bank Holiday (3 days to be allocated to Christmas)
Flexible working
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 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 about your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at (url removed)

Contract Outline:

Role: Mechanical Design Engineer
Sector: Gas / Wastewater
Location: Macclesfield (hybrid working)
Contract Length: 12-months
Outside IR35
Rate: 50ph

Role Overview:

The design of mechanical systems for the gas / water utilities sector, for feasibility, conceptual and detailed designs.

Key Responsibilities:

• Producing Feasibility, Conceptual and Detailed Design documents.
• Produce Design drawings using AutoCAD 2D and 3D software.
• Preparing design packs for internal and external client reviews.
• Producing designs in accordance with the relevant client and onshore gas network design codes, regulations, specifications and procedures.
• Review other design disciplines to ensure project alignment.
• Working in accordance with CDM Regulations 2015.
• Attending and participating in internal and external meetings to review designs.

Key Skills / Quals:

• Mechanical (or similar) Engineering degree.
• Gas design experience is essential.
• AutoCAD experience is preferential.
• G/17 G/35 Approver / Appraiser is preferential.

Mechanical Design Engineer

Are you a creative and detail-oriented Mechanical Designer looking to make a real impact in engineering projects? Orion is working with a market leader seeking an experienced professional with strong SolidWorks skills and expertise in hydraulic design to join a dynamic engineering team.

Whether you have an automation, aerospace, or automotive background, we want to hear from you.

About the Role:

As a Mechanical Design Engineer, you will be responsible for developing high-quality mechanical designs that meet technical specifications and industry standards. Your work will directly contribute to the successful execution of complex projects across multiple sectors.

Key Responsibilities of the Mechanical Design Engineer:

• Create and refine detailed mechanical designs using SolidWorks.
• Design hydraulic systems and pipework layouts with a focus on performance and efficiency.
• Conduct design reviews and integrate feedback for continuous improvement.
• Select appropriate equipment and coordinate with manufacturing teams and subcontractors.

• Generate accurate technical documentation including specifications, assembly instructions, and fabrication drawings.

• Work cross-functionally with engineers and project teams to ensure cohesive design integration.

• Ensure compliance with all relevant industry standards and regulatory requirements.

Requirements of the Mechanical Design Engineer

• Bachelors degree (or similar) in mechanical engineering or a related field.
• Demonstrated experience designing hydraulic systems and pipework layouts
• Proficient in SolidWorks (3D modelling and drafting).
• Solid understanding of hydraulic principles and fluid dynamics.
• Due to the nature of the company, you must hold British citizenship.

What's in It for You:

• Competitive salary, commensurate with experience.
• Flexible working hours and a supportive work environment.
• Opportunities for career advancement and professional development.
• Comprehensive health and wellness benefits, including medical insurance.

Ready to Bring Your Designs to Life?
If you're driven by innovation and passionate about mechanical design, wed love to hear from you. Apply now or contact Steven at Orion.

I am recruiting a Mechanical Design Engineer to join a high-profile nuclear decommissioning programme in Reading. This role is ideal for someone passionate about mechanical systems design in safety-critical environments. You'll be at the forefront of delivering safe, compliant, and robust mechanical designs that support the decommissioning of nuclear facilities.

• Job Title: Mechanical Design Engineer - Nuclear Decommissioning Projects
• Location: Reading (3-4 days on-site per week)
• Duration: 6-12 months Contract
• Start Date: ASAP
• Rate: £54 per hour (inclusive of base location expenses)

Key Responsibilities:

• Lead mechanical design processes from concept to delivery using CAD tools (AutoCAD, SolidWorks).
• Produce technical documentation including specifications, reports and manuals in line with nuclear regulatory standards.
• Support prototyping, simulations and FEA to validate and refine design concepts.
• Liaise with internal and external stakeholders across design, engineering and manufacturing teams.
• Ensure design compliance with health, safety, environmental, and nuclear legislation alongside engaging in continuous improvement of design methodologies and industry best practices
• Provide input across multiple project stages, from feasibility through to construction and commissioning.

Expectations/Qualifications:

• Degree-qualified in Mechanical Engineering or a related discipline (minimum ONC/OND required; HNC/HND desirable).
• 2+ years' experience in mechanical design engineering, ideally within the nuclear or high-hazard sectors.
• Proficient in CAD (AutoCAD, SolidWorks), with experience in FEA and design validation tools an advantage.
• Strong understanding of engineering legislation and design compliance.
• Highly organised with strong communication skills and a collaborative mindset.

Please note that this role will require Security Clearance.

If this role is of interest to you, please give me a call on (phone number removed) or contact me via (url removed)

What Are We Looking For?

You will take on a senior role in aspects of projects from scoping and detailed design right through to implementation, ensuring compliance with client Specifications and current regulatory standards.

Key Responsibilities / Requirements:

• Water industry experience.
• Pump calculations, system curves and pipework arrangement.
• Pressure systems and surge analysis.
• Sub-contract process packages.
• Access steelwork layout diagrams.
• P&IDs and mechanical schedules.
• Contribution to HAZOPs and ALMs.
• Contribution to DSEAR studies

White Label is representing an engineering and manufacturing business based in Pontefract who require a Mechanical Design Engineer to join their team.

If you have experienceworking within a sheet metal & fabrication environment and you are looking for a new challenge, then this could be the perfect role for you!

My client is offering:

• A salary of 40,000-45,000 depending on experience
• 37.5 hours with an early finish on Fridays
• 25 days holiday + bank holidays with this increasing with years of service.
• 5% pension contribution.
• Plus, other benefits.

Responsibilities of the Mechanical Design Engineer

• Produce detailed 3D design packages and fabrication/manufacturing detailed drawings.

• Ensure that the areas of works are completed in accordance with contract specifications.
• Plan, perform, monitor, and report on assigned tasks and deliverables.
• Provide updates to stakeholders on tasks assigned.
• Participate in cost reduction.
• Using Solidworks, utilising parts and assemblies.
• Liaise with suppliers, fabricators, and contractors to ensure manufacturing quality and compliance.
• Provide technical support during installation, commissioning, and site activities.
• Contribute to continuous improvement and standardisation of design processes and templates.
• Ensure compliance with relevant industry standards.
• Maintain accurate design records and contribute to document control and version management.

Experience required of the Mechanical Design Engineer

• Apprenticeship trained or HNC Mechanical Engineering (or other Engineering discipline).
• Familiar with 3D CAD Packages, preferably Solidworks and AutoCAD.
• Comfortable working on several projects simultaneously, to schedules in a fast-paced environment.
• Experience in sheet metal/structural engineering.
• 3 years or more experience in a similar role.

This vacancy is being managed by Paul Smith. Apply now for immediate consideration