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Construction Inside IR35 mechanical engineer

9 mechanical engineer jobs found

CL
Aug 13, 2026  
Mechanical Site Supervisor
Position: Mechanical Site Supervisor Location: Loughborough Rate: £425 per day (Neg DOE), inside IR35 Duration: 6-12 months Our Client: Is an integrated design and build solution provider operating in the water sector. They have over 1,000 staff working across eight regional centres, primarily supporting eight long term water sector frameworks operating both on their own and increasingly in joint ventures and alliances. The Role: A major sewage treatment works is undergoing a £130m upgrade to increase capacity. As part of this there are several new process units being installed, namely - PST's, ASP, FST's, inlet pumping station, above ground pipe gantries and numerous other pumping stations. There are a number of large mechanical work packages involving pipework systems/gantries, scraper bridges, pump stations, aeration systems, steelwork access stairways & flooring and pressure testing pipework. You will report directly to the Senior Site Manager and your role will...
IR35 Status:
Inside IR35

CV-Library Loughborough, Leicestershire Contractor
CL
Aug 16, 2026  
Site Engineer
Site Engineer Location: Cheltenham Contract: 3 Months (Potential Extension) Rate: Competitive Daily Rate – Inside IR35 An exciting opportunity has arisen for an experienced Senior / Site Engineer to join one of the UK's largest highways infrastructure projects.  The Role Reporting to the Sub Agent, you'll play a key role in supporting the site management team while providing guidance and mentoring to a team of junior engineers. This is a self-delivery project, so we're looking for someone who is confident, proactive and capable of hitting the ground running. You'll be responsible for maintaining engineering standards on site whilst supporting the delivery of major highways and infrastructure works. Key Responsibilities Report directly to the Sub Agent, providing technical engineering support. Mentor and support junior Site Engineers, reviewing setting out, QA documentation and engineering records. Manage engineering activities across highways works including earthworks,...
IR35 Status:
Inside IR35

CV-Library Cheltenham, UK Contractor
CL
Aug 16, 2026  
Repairs Design Engineer
Inside IR35 – contract until end of 2026 (initially) Up to £52 per hour umbrella Hybrid working (circa 3 days per week on site) Job Role: An opportunity has arisen for an experienced Repair Design Engineer dealing within wing repairs for our client in Filton, Bristol. The Repair Design Engineer will be responsible for Authoring, Leading and executing repair tasks within a small team. Key Responsibilities: Evaluate daily customer requests regarding structural damage on in-service aircraft. Describe all the actions needed to repair aircraft via Structural Repair Instructions. Providing Structural Repair Support: Leveraging experience and technical expertise to address complex structural repair matters. This includes devising innovative solutions for both minor and major repairs requested by customers ensuring high standards of safety and reliability. Utilizing a deep understanding of historical damage and repair scenarios to investigate and identify the existence of similar...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Aug 16, 2026  
Section Engineer (Geotechnical)
Section Engineer - Geotechnical Location: Plymouth - Devonport Royal Dockyard Working Hours: 45 Hours per week, 07:30 - 17:00 This role is site based - Monday to Friday. Inside IR35, rates are open to discussion BPSS clearance 12 month contract Key Tasks and Accountabilities In this role, you will be working in a live MOD facility. Your day-to-day tasks will include: Manage in the preparation of 'as-built drawings'. Establishing effective systems to record work completed updating the Project Quality Plan accordingly. To manage in managing systems to enable the progress of work to be reviewed against time, quality, dimensions and quantity. Assist in the recording and testing of workmanship and materials, i.e., drilling, grouting & anchoringetc. Provides engineering support to ensure technical problems are overcome and technical queries are answered. Responsible for setting out works constructed within allowable tolerances. Ensures workforce understand setting out...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Aug 16, 2026  
Section Engineer
Section Engineer - WRB Location: Plymouth - Devonport Royal Dockyard Working Hours: 45 Hours per week, 07:30 - 17:00 This role is site based - Monday to Friday. Inside IR35, rates are open to discussion BPSS clearance 12 month contract Key Tasks and Accountabilities In this role, you will be working in a live MOD facility. Your day to day tasks will include: Manage in the preparation of 'as-built drawings'. Establishing effective systems to record work completed updating the Project Quality Plan accordingly. To manage in managing systems to enable the progress of work to be reviewed against time, quality, dimensions and quantity. Assist in the recording and testing of workmanship and materials, i.e., drainage, concrete, piling, brickwork etc. Provides engineering support to ensure technical problems are overcome and technical queries are answered. Responsible for setting out works constructed within allowable tolerances. Regularly checking the setting out points and...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Aug 14, 2026  
Section Engineer
Exciting Opportunity for a Section Engineer in the Water/Wastewater Industry Role: Section Engineer Location: Bolton Rate: Up to £525 per day DOE - Inside IR35/Umbrella PAYE Duration: 12 Months+ Sector: Wastewater Non-Infrastructure About the business Join a dynamic Tier 1 contractor at the forefront of the water industry, currently delivering major projects across the United Utilities framework. Due to continued growth and a strong pipeline of AMP8 work, an exciting opportunity has arisen for an experienced Section Engineer to support the successful delivery of wastewater and water treatment projects across the Lancashire region. This contractor is recognised for embracing innovation and digital engineering, investing heavily in modern construction technologies, BIM and digital delivery systems to improve project performance. If you're looking to work for a business that is pushing the boundaries of technology within the sector, this is an opportunity not to be missed....
IR35 Status:
Inside IR35

CV-Library Bolton, UK Contractor
CL
Aug 13, 2026  
Programme Director
I am seeking an outstanding Programme Director to lead a major national Building Safety Remediation Programme on behalf of one of my clients. This is a high-profile strategic leadership opportunity, offered as a 3-year contract, with a day rate of £900-£1,500 (Inside IR35). This role requires an experienced leader with a proven track record of delivering large-scale national programmes, managing substantial budgets, building and leading high-performing teams, and developing trusted relationships with executive and board-level stakeholders. The successful candidate will be equally comfortable presenting programme governance at board level as they are challenging technical teams to drive delivery, manage risk and shape programme strategy. Key experience and capabilities: 15-20+ years' experience in construction, property, infrastructure or programme delivery. Extensive experience leading complex, multi-workstream programmes at a national scale. Proven success managing programmes...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 12, 2026  
Sub Agent
Location - Suffolk Requirement: 5 days per week on site Status: Inside IR35 Rate: Depending on experience (discussed upon application) Contract Length: 9mths (potential to be extended )  Role Overview This is an excellent opportunity to join an established project team delivering significant highways project in Suffolk.  We are particularly keen to speak with experienced Sub Agents who have a strong background in highways and drainage. Working closely with the Site Agent and wider site management team, the successful candidate will take responsibility for the day-to-day management of key sections of the works, ensuring activities are delivered safely, to programme, within budget, and to the required quality standards. The role will involve leading and coordinating a team of Site Engineers, providing technical guidance, mentoring and support, while maintaining a visible presence on site and driving progress. This is a hands-on position suited to someone who can hit the...
IR35 Status:
Inside IR35

CV-Library Suffolk, UK Contractor
CL
Aug 09, 2026  
Senior Engineer
Our client is seeking an experienced Senior Engineer to join a high-profile engineering project based in Banniskirk, Scotland. This is an excellent opportunity for an accomplished engineering professional to play a key role in delivering complex infrastructure works while working alongside a highly skilled project team. This position offers long working hours, an immediate start and the opportunity to contribute to a significant engineering programme where technical expertise, leadership and attention to quality are essential. The Role As a Senior Engineer, you will be responsible for coordinating and overseeing engineering activities on site, ensuring work is delivered safely, efficiently and in accordance with project specifications. You'll provide technical support to site teams, liaise with stakeholders and ensure engineering standards are maintained throughout the project lifecycle. Key Responsibilities Lead and coordinate engineering activities across the project. Ensure...
IR35 Status:
Inside IR35

CV-Library Halkirk, Highlands Contractor
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