359 Mechanical Assembly jobs in the United Kingdom

Are you a master of mechanical fitting and mechanical assembly? Love solving problems and working with cutting-edge systems that really  matter?

We’re on the hunt for a hands-on, detail-obsessed Mechanical Assembly Technician to join a pioneering engineering team working at the forefront of high-integrity manufacturing. If you have experience with pressure vessels, pneumatic systems, or precision engineering – this is your next big move.

What You’ll Do:

• Build complex mechanical systems from the ground up 
• Work from detailed engineering drawings with unmatched precision.
• Assemble and test pneumatic components, valves, and control units.
• Operate within clean or controlled environments where attention to cleanliness is key.
• Contribute to rigorous testing, inspection, and quality control procedures.

What You Bring:

• Proven experience as a Mechanical Fitter or Mechanical Technician or similar role.
• Comfort with pressure systems, precision tools, and pneumatic installations.
• A mindset for quality, safety, and performance.
• Ability to read and interpret technical schematics and drawings.
• Bonus points if you’ve worked with pressure vessels or in clean environments.

Why You'll Love This Role:

• Work with cutting-edge tech in an industry that demands the highest standards.
• Join a tight-knit, engineering-driven team where your skills make a direct impact.
• Enjoy variety – from mechanical assembly to problem-solving and quality inspection.
• Flexible hours to support fast-paced project delivery.

Ready to Build Something Important?

Hit "Apply Now"  with your CV and a short cover letter showing us what makes you the right fit. This is a rare opportunity to work on technology that genuinely pushes boundaries.

Mechanical Assembly Technician
Aberdeen
35,000 to 39,000

Private Healthcare + Overtime (OTE 60,000+) + Full Training + Early Friday Finish
Are you a Mechanical Assembly Technician looking to work on complex, high-value machinery in a clean, well-organised workshop? Join a well-established engineering firm in Aberdeen that designs and builds precision-driven equipment used in demanding industrial environments worldwide.

As a Mechanical Assembly Technician, you'll be involved in full machine builds from the ground up no repetitive production line work. With regular overtime available, this is a great opportunity to take control of your earnings while working in a collaborative and supportive team.

Your Role Will Include:

• Full mechanical assembly of large-scale industrial machinery
• Reading and interpreting technical drawings and assembly schematics
• Working with gearboxes, motors, shafts, bearings, and hydraulic components

What You'll Need:

• Mechanical apprenticeship or equivalent hands-on experience
• Ability to read and interpret mechanical drawings
• Confident using hand tools, torque wrenches, and alignment equipment
• Experience with rotating machinery, hydraulics, or similar systems

The Offer:

• Regular overtime available (1.5x weekdays/Saturdays, 2x Sundays)
• OTE 60,000+ regularly achieved
• Private healthcare package
• Full training provided on specialist machinery and systems
• Monday to Thursday 8am-5pm, Friday 8am-2:30pm

Mechanical assembly, Machine build, Gearboxes, Motors, Hydraulics, Pneumatics, Technical drawings, Shaft alignment, Mechanical fitter, Assembly technician, Rotating equipment, Sub-assembly, Mechanical build, Mechanical technician, Workshop engineer, Hands-on assembly, Industrial machinery

Location: Bristol, BS34 7JU

Duration : 3 - 6 months

Rate : 20 - 25/hour PAYE (28 - 33/hr Umbrella)

Inside IR35

Our client is seeking a Mechanical Assembly Technician to join their team on a contract basis. This role involves the hands-on mechanical assembly of precision components for complex systems. The successful candidate will demonstrate high attention to detail and a commitment to quality, working in a collaborative environment alongside engineers and operations staff.

This is a technically engaging role, ideal for someone with experience in precision mechanical builds, metrology, and a continuous improvement mindset. The successful technician will be involved in both production and development activities and should feel comfortable interpreting and feeding back on technical documentation.

• Carry out precision mechanical assembly from engineering drawings and documentation.

• Conduct quality assurance checks, identifying and reporting defects.

• Kit parts in preparation for builds, following drawings and specifications.

• Support the build and improvement of test rigs in collaboration with design engineers, utilising rapid prototyping techniques (3D printing, laser cutting, etc.).

• Perform inspection and verification of incoming mechanical parts against technical drawings.

• Document assembly and QA processes clearly and accurately.

• Contribute to and support a positive, efficient workshop culture.

Essential:

• HNC or equivalent qualification in a relevant technical discipline.

• Ability to read and interpret engineering drawings and documentation .

• Proven experience in mechanical assembly to tight tolerances.

• Strong attention to detail and a commitment to quality standards.

• Knowledge of mechanical part inspection techniques and tools.

• Familiarity with ISO 9000 standards, especially in areas of batch control and traceability.

• A flexible, proactive, and problem-solving approach.

• Comfortable working in a team and liaising across disciplines.

To apply, please send your CVs in the first instance.

We are seeking a skilled and detail-oriented Mechanical Assembly Operator to join our clients production team. The role requires precision, manual dexterity, and a strong understanding of mechanical processes.

This role is fully supported with training and with a view to a permanent job after qualifying probationary period

Key Responsibilities:

• Assemble mechanical parts and components using hand tools, power tools, and assembly fixtures.
• Follow detailed assembly instructions, blueprints and specifications.
• Perform functional and quality checks on assembled components to ensure proper fit and operation.
• Maintain accurate production and inspection records.
• Work to established quality and safety standards, including the use of PPE.
• Troubleshoot and correct assembly issues, escalating problems as needed.
• Assist in the testing, calibration, or packaging of finished products.

Requirements:

• Previous experience in mechanical assembly or a manufacturing environment preferred.
• Ability to read and interpret technical drawings and schematics.
• Proficient in using hand tools and power tools
• Strong attention to detail and quality focus.
• Good manual dexterity and hand-eye coordination.
• Basic understanding of mechanical systems and assembly techniques.

Mechanical Assembly Technicians

Uxbridge

13-15ph

Mechanical Assembly Technicians required for a leading manufacturing business based near Uxbridge. We are looking for experienced Technicians with experience of hands on production environments. We are looking for experienced assemblers who have a background of working to engineering drawings and build manuals.

Ideally you will have a background of mechanical assembly, repair, service, and maintenance, We are looking for experienced people that have the ability to develop with the product and the production process to help develop further and grow the manufacturing process.

• Work to, read and interpret engineering drawings
• Strip, service and rebuild mechanical components
• Sub assembly build
• final inspection of finished products
• Oversee the lines with to monitor quality of the product packaging and packing whilst achieving targets and deadlines.
• Carry out any other duties as requested by the Line Leader / Shift Manager
• Use of basic hand tools

If you have the above skills and wish to be considered for this position or find out more details then please contact Nathan Woakes on (phone number removed) or submit your CV to (url removed) alternatively, apply to this advert!

Proactive also offer a referral scheme for successful applicants - if you know anyone that could be suited to this position then please contact Proactive with there details and if they are placed by Proactive you will receive 250. *T&Cs apply*

Proactive Global is committed to equality in the workplace and is an equal opportunity employer.
Proactive Global is acting as an Employment Business in relation to this vacancy.

We are looking for somebody who wants to proceed with their career in the aerospace industry. At this site, you will primarily work with the Hot Fire Test team. Some of the responsibilities include:

Assist in managing operations that involve hazardous materials
Ensure that correct pressures are maintained in the feedlines during tests.
Site preparation and maintenance,
Conducting pressure and control system checks
Instrument calibration and steam boiler operations.
Assisting with instrumentation, installation, and removal of flight engines before and after hot fire tests.

Required Skills
Hands-on mechanical fitter or engineering skills, ideally gained within an engineering-focused organisation or aerospace company.
A proactive attitude toward safety and operational support.

Mechanical Assembly Technician – Precision Engineering

Location:     Hailsham, UK
Salary:     Very Competitive – Apply for details
Benefits:     25 days Holiday(+ bank holidays), 9% Pension, Stocked Free Cafeteria, Free Parking, Life Insurance, Private Medical, Occupational Health Checks, Flexible working.
  
We are seeking a Mechanical Assembly Technician to join our high-tech manufacturing team working in a cleanroom environment. The Mechanical Assembly Technician will play a vital role in the assembly of UHV manipulation and sample handling sub-assemblies, ensuring high standards of quality and performance. This is a hands-on role suited to a detail-oriented professional with experience in mechanical and electrical assembly.
 
Key Responsibilities:

• Assemble complex mechanical and electrical components to specification, ensuring precision and quality.
li>Carry out specialist UHV-compatible wiring and electrical testing to support cleanroom standards.
• Maintain UHV clean processes for all vacuum components and sub-assemblies.
• Support the transition from prototype to production, including writing and updating manufacturing documents.
• Maintain detailed records including test data, quality control logs, and instrument serial tracking.

 
Skills & Experience:

li>Experience assembling UHV-compatible devices and instrumentation is highly desirable.
• Background in low-volume, customised product manufacturing preferred.
• Skilled in precision hand-fitting, specialist wiring, and product testing.
• Comfortable working under pressure and meeting tight deadlines.
• Proficient with basic IT tools including Microsoft Office.

 
Qualifications:

li>Engineering qualification (Degree, HND, HNC) in Mechanical or Electromechanical Engineering preferred.
• Level 3 qualification in Mechanical Engineering or time-served apprenticeship considered.
• Experience in cleanroom or high-tech manufacturing environments advantageous.

 
Attributes:

li>Strong attention to detail and a methodical approach to work.
• Reliable, punctual, and resilient under pressure.
• Organised with a strong work ethic and a focus on quality.

 
  
This is a fantastic opportunity for a Mechanical Assembly Technician who thrives in a hands-on, high-spec engineering environment. Apply now to become a valued Mechanical Assembly Technician in a team where precision, quality, and innovation come first.

TPA Recruit is a specialist recruitment agency acting on behalf of our client to source and assess suitable candidates for this position. All applications will be reviewed and processed by our team, who will liaise directly with shortlisted individuals throughout the hiring process.

A superb opportunity has arisen for a Mechanical Assembly Technician to join an ever expandingbusiness.

You would beresponsible for the assembly of UHV Manipulation & sample handling sub-assemblies including pre-test data recording and QC evaluation working in aUHV Cleanroom.

Essential Experience

Relevant engineering degree/HND/HNC e.g., Mechanical Engineering, Electromechanical Engineering, QBE or time served apprenticeship

Mechanical engineering Level 3

Previous experience in a high technology manufacturing environment or clean room.

Transport essential due to location.

We endeavour to reply to all applications, however, if you haven`t heard from us within 7 days, you have been unsuccessful with this particular role. You are very welcome to apply to future advertisements placed by Grafters Recruitment Consultants / Grafters Accountancy Personnel.