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Construction Unknown Status senior mechanical design engineer

29 senior mechanical design engineer jobs found

CL
May 24, 2026  
Senior Mechanical Design Engineer
Our client is a well-established, multi-disciplinary engineering and project consultancy operating across the built environment in England. The organisation delivers technically robust mechanical design and advisory services across a varied portfolio of complex projects, primarily within regulated and public-sector environments. Known for its collaborative culture and strong commitment to professional development, the business offers a supportive, long-term career path for experienced engineers seeking senior responsibility and influence. Senior Mechanical Design Engineer - Salary & Benefits Salary £70,000 - £85,000 (dependent on experience) Car Allowance Nest Pension Scheme 22 days annual leave, with discretionary Christmas shutdown Hybrid Working Discretionary annual bonus Bupa Private Healthcare/ Dental Cover Extensive APC / chartership support where relevant to the role Cycle to Work Scheme/ EV Scheme Early finish on the last Friday of every month Senior Mechanical...
IR35 Status:
Unknown Status

CV-Library Billericay, Essex Contractor
CL
Feb 14, 2026  
Senior HVAC Mechanical Design Engineer
We have an exciting opportunity for a Senior Mechanical Engineer to get involved in expanding our clients team in Ireland and help further strengthen our technical capabilities in Europe whilst working on landmark projects. You will be joining the Mechanical team, with role will predominantly be focused on overseeing the delivery of multiple sectors including Data Centres, Commercial Office, Hotel & Residential, Retail and Laboratory projects With flexible working arrangements, great opportunities for personal growth and development and a collaborative and inclusive work environment, join us and help us in making spaces work. Design and review of mechanical system designs for a range of projects Act as a sounding board for mechanical engineers in the office, offering design direction and guidance Peer review of designs and specifications of mechanical systems Play an active role in developing the mechanical team technical capability Be expected to lead...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
May 23, 2026  
Senior Electrical Design Engineer (MEP)
Role: Freelance Senior Electrical Design Engineer (MEP)- £45 - £50 Per Hour The role involves leading the electrical design and delivery of complex building services projects across a range of sectors including commercial, residential, healthcare, education, and mixed-use developments. You will take technical ownership of projects, mentor junior engineers, and work closely with clients and the wider design team to deliver high-quality, compliant, and sustainable solutions. Responsibilities: Electrical Design & Technical Leadership * Lead the electrical design of building services systems including LV power distribution, lighting and emergency lighting, small power, earthing and bonding, fire alarm, data/telecoms, and security systems * Prepare and review detailed calculations, specifications, reports, and technical drawings * Undertake and review load assessments, fault level calculations, and cable sizing * Provide technical input from concept through detailed...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
May 22, 2026  
Principal Pipeline Engineer – Low Carbon
We are seeking an experienced Principal Pipeline Engineer to join a growing Energy Transition team, supporting the design and delivery of low-carbon infrastructure projects across the UK. This is a key technical leadership role, responsible for developing and overseeing pipeline and mechanical engineering solutions across a diverse portfolio of transmission projects, including natural gas, hydrogen, carbon dioxide, and wider energy transition systems. You will be part of a multidisciplinary engineering environment, contributing across the full project lifecycle-from concept and FEED through to detailed design, construction, operation, and decommissioning. Key Responsibilities Lead the development of pipeline and mechanical engineering designs across low-carbon transmission projects Deliver engineering solutions across feasibility, concept, FEED, value engineering, and detailed design stages Produce key technicaldeliverables including: Pipeline and AGI design packages Wall...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
May 01, 2026  
Mechanical Design Engineer - Building Services
The Company On-going success means my client requires a Mechanical Design Engineer (Building Services). Reporting directly to the senior Chartered Engineering manager, you will be joining a team of Building Services and CAD engineers. The Role: A Mechanical Design Engineer with demonstrable knowledge of reviewing drawings, surveying existing installations and designing HVAC systems. Most of the work is Mechanical design engineering to projects providing HVAC mechanical services solutions. You will see the project through from concept to hand-over, working closely with estimating and project management departments. Duties will include: * involvement in the design of HVAC systems to enable both new and existing systems * creating new ventilation ductwork systems, CHW & LTHW systems etc, Head Load, Cooling Load calculations, onsite visits, meetings and communicating with various clients, architects and sub-contractors etc * Coordination with electrical counterparts * take...
IR35 Status:
Unknown Status

CV-Library Birmingham, West Midlands (County) Contractor
CL
Apr 11, 2026  
Senior Electrical Design Engineer
Great new position for an experienced Electrical Design Engineer on a contract basis to support the delivery of high-profile data centre and commercial mixed-use projects across London and the South East. This role will suit a capable engineer who can quickly integrate into a design team and contribute across all project stages, from concept through to detailed design. The Role * Deliver electrical design from concept to detailed stage * Produce calculations, technical drawings, reports, and specifications * Contribute to high-value, technically challenging new-build schemes * Coordinate with mechanical engineers, architects, and contractors * Attend design meetings and undertake site visits as required * Ensure designs comply with current UK Building Regulations and industry standards * Work confidently to programme deadlines within a fast-paced project environment About You * Proven experience within an electrical building services consultancy environment * Strong background...
IR35 Status:
Unknown Status

CV-Library Kent, UK Contractor
CL
Feb 14, 2026  
Senior Electrical Design Engineer
We have an exciting opportunity for a Senior Electrical Engineer to get involved in expanding our team in Ireland and help further strengthen our technical capabilities in Europe whilst working on landmark projects. You will be joining the Electrical team, with role will predominantly be focused on overseeing the delivery of multiple sectors including Data Centres, Commercial Office, Hotel & Residential, Retail and Laboratory projects With flexible working arrangements, great opportunities for personal growth and development and a collaborative and inclusive work environment, join us and help us in making spaces work. Design and review of Electrical system designs for a range of projects Act as a sounding board for Electrical engineers in the office, offering design direction and guidance Peer review of designs and specifications of electrical systems Play an active role in developing the electrical team technical capability Be expected to lead projects and represent the...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
May 27, 2026  
Trainee Gas Engineer
Kickstart Your Career as a Trainee Gas Engineer Are you a newly qualified Gas Engineer with your CCN1 certification? Ready to turn your qualification into a rewarding career? Join our Trainee Development Program – a structured pathway designed to help you thrive and grow in the gas industry. Grow with Confidence: Join a team that’s passionate about your development and will support you to perfect your technical abilities. Skill Enhancement: Gain hands-on experience in a supportive and well-organised environment that enhances your knowledge and skills. Work-Life Balance: Enjoy a 4 on 4 off shift pattern – giving you the flexibility to pursue your goals while maintaining personal time. Here's What You Can Expect To Be Doing: As a trainee, you’ll work closely with a fully qualified and experienced Gas Engineer mentor who will guide and support you throughout your journey. Together, you’ll build the skills and confidence needed to complete the program and progress into a...
IR35 Status:
Unknown Status

CV-Library Fareham, Hampshire, United Kingdom Contractor
CL
May 27, 2026  
Architect/Architectural Technologist (Manchester)
Architect/Architectural Technologist Location: Manchester Contract Type: Temporary Hours: 37.5 per week Company Overview A leading global engineering, infrastructure and project management organisation delivering complex, large scale programmes across the built environment. Operating across sectors including energy, defence, education, commercial and industrial infrastructure, the business provides end to end services from consultancy and engineering through to project delivery and asset lifecycle management. Teams work in highly integrated, multidisciplinary environments on nationally significant and technically challenging projects. Role Overview An opportunity has arisen for an experienced Architect/Architectural Technologist to join a multidisciplinary team in Manchester on a long term contract basis. The role will focus on the architectural design and technical delivery of large scale industrial projects, including work within the nuclear sector. Experience in nuclear...
IR35 Status:
Unknown Status

CV-Library Manchester, Greater Manchester Contractor
CL
May 24, 2026  
Sub Agent
Your new company Operating both in the UK and across the world, they are a leading contractor delivering projects across multiple sectors including; real estate, defence, education, highways, rail and water. Your new role Working on a major highways improvement scheme in the Norfolk region, the project team is seeking an experienced Sub Agent with a strong background in infrastructure works involving structures. The successful candidate will support the Site Agent in the effective and professional supervision of site activities, including the management of subcontract packages, ensuring all works are delivered in line with company procedures, programme requirements, and project specifications. Key Responsibilities (include but are not limited to): Produce a detailed 3‑month lookahead for your section of works, supported by shorter-term 2‑ and 4‑week lookaheads. Record and monitor progress against planned production, communicating updates clearly to relevant stakeholders....
IR35 Status:
Unknown Status

CV-Library Norwich, Norfolk Contractor
CL
May 24, 2026  
Senior Engineer - Temporary Works / Steel Frame & Envelope
Senior Engineer - Temporary Works / Steel Frame & Envelope Location: Suffolk Rate: Up to £380 per day (CIS) Contract Type: Freelance / Contract Sector: Renewable Energy / Civil Engineering Employer: Tier 1 Contractor We are currently recruiting for Senior Engineers to join a Tier 1 contractor delivering a major UK renewable energy infrastructure scheme. We have two key opportunities available on a large-scale onshore development supporting a nationally significant offshore wind project: Temporary Works Coordinator (TWC) Steel Frame & Building EnvelopeBoth roles offer the chance to work on a high-profile, technically complex project with long-term prospects. Role 1: Senior Engineer - Temporary Works Coordinator (TWC) You will take ownership of all temporary works on site, ensuring designs, coordination, and implementation are managed safely and in line with procedures. Key Responsibilities: Acting as Temporary Works Coordinator in line with BS5975 Managing the...
IR35 Status:
Unknown Status

CV-Library Suffolk, UK Contractor
CL
May 24, 2026  
Senior Engineer
My client are a national civil engineering contractor who are currently seeking a Senior Engineer to help deliver a water scheme in Swindon, with an immediate start available. Senior Engineer Responsibilities: * Toolbox talks * Client liaison * Health and safety compliance * Leading engineering activities on site * Overseeing setting out and ensuring works are delivered to specification * Managing QA documentation and as-built records * Supervising Site Engineers and supporting junior staff * Resolving technical issues and liaising with design teams * Ensuring works are delivered on programme and to specification Senior Engineer Requirements: * Black or Gold CSCS * Previous experience working as a Senior Engineer or experienced Site Engineer on water treatment or water infrastructure schemes * Strong setting out and surveying experience * Ability to manage and mentor junior engineers * IT literate * Full UK driving licence The next...
IR35 Status:
Unknown Status

CV-Library Swindon, Wiltshire Contractor
CL
May 23, 2026  
Site Engineer
Description We have an exciting opportunity for you to join a highly skilled team delivering a project in the South West of Edinburgh. As a Site Engineer, you will support the technical delivery of these RC frame and groundworks projects. You will have a flair for technical complexity and detail, with a core motivation to engage with, innovate and inspire the teams around you. As an integral part of the operations team, your role will be key to the successful delivery of this project. Careys Engineers, work as part of a team interpreting engineering information and conveying this to the workforce, to ensure delivery of the project to programme and budget.  What you will be doing: Health and Safety, Environment and Sustainability: Basic understanding of HSES regulations and good practice and ability to communicate to others Participates in delivering project Health, Safety, Environmental and Sustainability targets Project and Team Management: Mentors/coaches Graduate, Assistant...
IR35 Status:
Unknown Status

CV-Library Edinburgh, United Kingdom Contractor
CL
May 23, 2026  
Site Engineer
My client is a leading contractor in the Steel frame and Groundworks sector. We are currently recruiting a Site Engineer to complete an 18 month contract. You will be required to manage the engineering, including the setting out of the ground works/steel frame package. Site Engineer Responsibilities: • Reporting and working with the Project Manager and foreman. • Site set up and compliance with health and safety • Completing all setting out associated to the ground works and steel Frame aspects. • Raising technical queries on design issues. Site Engineer Requirements: • CSCS card. • SMSTS or SSSTS – Desirable, not essential. • Previous experience setting out ground works and drainage. • Degree in Civil Engineering or Time Served. The Next Steps: To apply for the role as a Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library Scunthorpe, North Lincolnshire Contractor
CL
May 23, 2026  
Principal Electrical Engineer – Low Carbon
We are seeking an experienced Principal Electrical Engineer to join a leading Energy Transition team, supporting the delivery of innovative, low-carbon and energy infrastructure projects across the UK and beyond. This role will involve taking a technical leadership position within a multidisciplinary engineering environment, contributing to projects from early-stage feasibility through to detailed design, construction, and operational support. You will play a key role in developing high-quality electrical engineering solutions across a diverse range of energy sector projects, including emerging and first-of-a-kind technologies. Key Responsibilities Lead and support the development of cost-effective and innovative electrical engineering solutions across multidisciplinary project teams Deliver electrical engineering work across all project stages, including: Feasibility studies Concept design FEED Value engineering Detailed design Develop key electricaldeliverables including:...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
May 23, 2026  
Project Engineer
ROLE OVERVIEW We are seeking an experienced Project Engineer with a strong background in transportation infrastructure to join our team on a long term project in Bristol. You will take full technical responsibility for engineering delivery across highways, drainage and earthworks operations, with particular expertise in temporary construction traffic management, dynamic compaction and large-volume cut and fill with ground stabilisation. This is a technically demanding role requiring a proactive, detail-focused engineer who can operate with a high degree of autonomy on a live infrastructure project. KEY RESPONSIBILITIES * Taking full responsibility for setting out and surveying of all infrastructure works, ensuring accuracy of line, level and position * Overseeing delivery of highways, roads, drainage and associated utility works in line with design specifications * Verifying site layouts in accordance with design information, specifications and boundary constraints *...
IR35 Status:
Unknown Status

CV-Library Bristol, City of Bristol Contractor
CL
May 22, 2026  
Site Engineer
My client is a leading contractor in the steel frame and groundworks sector. We are currently recruiting a Site Engineer to complete an 10 month contract. You will be required to manage the engineering, including the setting out of the ground works/steel frame package. Site Engineer Responsibilities: • Reporting and working with the Project Manager and foreman. • Site set up and compliance with health and safety • Completing all setting out associated to the ground works and steel Frame aspects. • Raising technical queries on design issues. Site Engineer Requirements: • CSCS card. • SMSTS or SSSTS – Desirable, not essential. • Previous experience setting out ground works and drainage. • Degree in Civil Engineering or Time Served. The Next Steps: To apply for the role as a Site Engineer, click on the apply now button below and submit your CV for further information
IR35 Status:
Unknown Status

CV-Library Rotherham, South Yorkshire Contractor
CL
May 22, 2026  
Senior Site Manager / Site Engineer (Freelance)
Freelance Senior Site Manager – External Works | £40m+ Education Project | Hounslow, West London £330–£400 per day (CIS / LTD considered) | Long-term | Circa 3-year programme Kingdom Search Limited is recruiting a Freelance Senior Site Manager on behalf of a Tier 1 main contractor for a £40m+ new build education project in Hounslow, West London. This is a long-term opportunity for a strong Senior Site Manager capable of leading all external works packages on a major DfE scheme. The primary focus of the role is senior site management and quality assurance across external works — setting out capability is not essential, however candidates who can also carry out setting out duties using a robotic total station will be considered for the upper end of the day rate. Key Requirements * Proven experience operating at Senior Site Manager level on projects £40m+ * Strong track record delivering external works packages — groundworks, RC frame, steel frame and lifting operations *...
IR35 Status:
Unknown Status

CV-Library Hounslow, Greater London Contractor
CL
May 22, 2026  
Site Engineer
We are looking for a Site Engineer to join a Tier 1 Main Contractor on a water treatment project in South West London. This is a management-focused engineering role. You will not be responsible for setting out; instead, your focus will be on the technical management of sub-contractors and the delivery of specific work packages. Project Details Location: South West London Sector: Water / Utilities Contractor Type: Tier 1 Main Contractor Core Packages: Security fencing, structural enhancements, ducting installation, and hardware replacement. The Role Your primary responsibility will be to ensure that sub-contracted works are executed correctly, safely, and in full compliance with the project specifications. Key responsibilities include: Sub-contractor Management: Overseeing specialist trades to ensure delivery against the program. Quality Assurance (QA): Managing and closing out Inspection Test Plans (ITPs) to ensure a high standard of finish. Documentation: Reviewing and...
IR35 Status:
Unknown Status

CV-Library Ashford, Surrey Contractor
CL
May 22, 2026  
M&E Design Manager
About the Role We are seeking an experienced and driven M&E Design Manager to lead the design coordination and delivery of building services across a diverse portfolio of residential and commercial projects. This is a key role responsible for ensuring high quality, compliant, and efficient M&E design solutions from concept through to construction. Key Responsibilities * Lead and manage the M&E design process across multiple projects, ensuring alignment with client requirements, budgets, and timelines * Coordinate with architects, structural engineers, contractors, and external consultants to deliver fully integrated design solutions * Review and approve mechanical and electrical designs, drawings, and specifications * Ensure compliance with relevant regulations, standards, and sustainability targets * Provide technical guidance and leadership to internal teams and external stakeholders * Manage design risks and resolve technical challenges throughout...
IR35 Status:
Unknown Status

CV-Library WC2, Covent Garden, Greater London Contractor
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