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Contractor 26
Engineering Inside IR35 senior support worker

26 senior support worker jobs found

CL
Apr 18, 2026  
Engineering Manager - DV
Job Title: Engineering Manager - DV Location: Reading (2-3 days/week on site/Hybrid) Contract Duration: 12 Months Daily Rate: £63.57/hr (Umbrella – Maximum) IR35 Status: Inside IR35 Security Clearance: DV Essential: Leading within a project delivery environment Knowledge of production systems, process partner equipment, Previous design of integration into a new facility. Electrical understanding Multidisciplinary background Ensure that the Engineering Requirements are suitable and appropriate and advise the Senior Engineering Manage as such. Identify options, select the appropriate solution and provide the right facility design solutions such that, for allocated work packages, they: meet business needs and functional performance, through life performance, are licensable and are deliverable. Ensure the Design Intent and Design Information Configuration are maintained from facility design inception through to project handover. Key Accountabilities: Provide the facility design...
IR35 Status:
Inside IR35

CV-Library Reading, UK Contractor
CL
Apr 18, 2026  
Test Rig Design Engineer
Our premium brand Automotive client is currently recruiting for the following role: Test Rig Design Engineer - £34/hr (Inside IR35) - Warwickshire (hybrid potential) - 12 Months (potential for yearly renewal) Duties: Vehicle and Rig Test Operations forms the backbone of our client's internal vehicle test and development capability, and is responsible for a wide and diverse range of activities including Structural and Durability Test, Body Rig Test, Road Load Data, Analytical Facilities, NVH, Climatic Test, and Safety Test. The Facility & Technology Development team are responsible for the design and delivery of facility components, test rigs and the infrastructure required in support of the core areas delivering physical test plans. The area is also responsible for the development and delivery of key new facilities, technology, infrastructure and strategy for the wider business, project leading from concept through to delivery. The role will see the associate lead the...
IR35 Status:
Inside IR35

CV-Library Warwickshire, UK Contractor
CL
Apr 17, 2026  
Commissioning Engineer
We're looking for a Process Commissioning Engineer to join a specialist team delivering wastewater infrastructure projects. You'll be involved from design through to commissioning and handover, ensuring new treatment assets are tested, validated and successfully brought into operation. This is a hands-on, site-based role working closely with operations, construction and automation teams. Key Responsibilities: Develop and deliver commissioning plans for new wastewater assets Support FAT and SAT testing with automation engineers Test and validate new process equipment Analyse process and wastewater data to confirm performance Work with operations teams to safely integrate new assets into live sites Provide training and handover documentationRequirements: 5+ years' experience in wastewater operations, process or commissioning. Strong knowledge of UK wastewater processes and environmental regulations Experience commissioning wastewater infrastructure or treatment assets Familiarity...
IR35 Status:
Inside IR35

CV-Library Bath, Somerset Contractor
CL
Apr 17, 2026  
Project Support
Project Support Location: Gloucestershire Contract: 6-month contract with potential for extension Hours: Full-time Salary: £26.67 p/h (umbrella) / £20 p/h PAYE IR35: Inside About the Position We're looking for a proactive Project Support professional to join a dynamic project portfolio based in Gloucestershire. Working on site as part of a small, varied team, you'll collaborate closely with project engineers as well as facilities and health & safety colleagues. A solid grasp of project administration-such as action tracking and budget monitoring-is essential, along with experience thriving in a fast‑moving environment. Project Landscape You'll contribute to a broad mix of projects, including: * Relocation of operational departments to enable site expansion * Small civil engineering works (£100k-£750k) * Operational enhancements to increase capacity * Mechanical and electrical infrastructure upgrades * Procurement, installation, and commissioning of process...
IR35 Status:
Inside IR35

CV-Library Gloucester, Gloucestershire Contractor
CL
Apr 17, 2026  
Mechanical Fitter
Mechanical Technician Salary: £33.54 per hour (Inside IR35) Hours: 40 per week Contract: 6‑month rolling (18 months’ worth of work) Shifts: Earlies & Lates Location: Chester About the Role If you thrive as a Mechanical Technician on momentum, precision, and engineering that actually makes an impact, this is where you belong. As a Mechanical Technician, you’ll be diving into hands‑on maintenance, fault‑finding, and real mechanical challenges that keep the UK’s modern fleet moving. We’re not just looking at traditional rail backgrounds, we want Mechanical Technicians from Automotive, HGV/Plant, Forces engineering, and Aviation who are ready to transfer their expertise into a sector that’s booming, evolving, and packed with opportunity. What You’ll Be Doing: Carrying out mechanical maintenance in line with technical instructions and procedures. Completing mechanical repairs and reliability-based maintenance activities. Reporting progress and issues to Team Leaders and...
IR35 Status:
Inside IR35

CV-Library Chester, UK Contractor
CL
Apr 17, 2026  
Tooling Engineer
Join a world-renowned aerospace and defence organisation as a Tooling Engineer in Gloucester on a hybrid basis Due to a drive for greater success, this advanced manufacturing business is currently searching for Tooling Engineer to add to their talented, hardworking team in Gloucester on an initial 3-6 months contract. Striving for innovation and creativity you can ensure no two days will be the same. The rate per hour: £35.00 - £45.00 per hour inside IR35 / umbrella The role: As the Tooling Engineer, you will be accountable for designing, developing and managing the manufacturing / commissioning of the tooling - to ensure on-time, high-quality products. Your expertise in engineering principles and tooling design will directly contribute to this project. Key Responsibilities: * Design and develop advanced tooling solutions to support manufacturing processes, ensuring optimal performance and reliability * Collaborate with cross-functional teams to identify tooling needs and...
IR35 Status:
Inside IR35

CV-Library Gloucestershire, UK Contractor
CL
Apr 16, 2026  
Section Engineer
Job Title: Section Engineer / Sub Agent – Civils (Earthworks, Drainage & Utilities) Location: Orkney Island, Scotland Contract Type: Freelance (6–8 Months, Inside IR35) Company Overview We are recruiting for an experienced Section Engineer / Sub Agent to support the delivery of a major £150m new build substation project based on Orkney Island, Scotland. This is an excellent opportunity for a proven civil engineering professional with strong experience across earthworks, drainage, and utilities packages to join a high-profile infrastructure project, with potential for further work beyond the initial contract duration. The Role As Section Engineer / Sub Agent, you will take responsibility for the successful delivery of the earthworks, drainage, and utilities package on site. Reporting directly to the Site Agent, you will manage a team of 3–4 engineers and play a key role in driving programme, quality, and safety across your section of works. This role requires an...
IR35 Status:
Inside IR35

CV-Library Scotland, UK Contractor
CL
Apr 16, 2026  
Satellite AIT Electrical Systems Engineer
Electrical Systems Test Engineer - Satellite AIT An opportunity to shape the performance and reliability of next‑generation spacecraft Location: Onsite (UK Eyes Only) Clearance: SC Clearance Required Rate: £55.00 per hour (Umbrella, Inside IR35) Hours: 37 per week Role Overview This role places the Electrical Test Engineer at the centre of satellite Assembly, Integration & Test (AIT). The engineer will design, develop, and execute complex electrical and functional test sequences that ensure spacecraft are fully prepared for the challenges of launch and the space environment. They will work hands‑on with flight hardware, support live test operations, investigate anomalies, and contribute to the technical reviews that determine spacecraft readiness. This position is ideal for someone who thrives on precision, problem‑solving, and the excitement of seeing their work contribute directly to a mission in orbit. Reports to: Satellite AIT Electrical Test Engineering Manager...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 16, 2026  
Senior Mechanical Engineer
Up to £64.81 per hour umbrella (Inside IR35) Up to 4 days per week on site 6 Month contract (initially) Our client is currently looking for a Senior Mechanical Engineer to join the Precision Guidance Integrated Project Team (IPT), working on equipment for the next generation of Missile Seeker Programmes.  Key Responsibility Areas: Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international standards. Design of engineering solutions taking into account all requirements including product quality, safety, reliability, testability, sustainability, etc. Mechanical engineering detailed design, including numerical calculations, tolerance studies, etc. Produce Manufacturing Data Packs in line with BS8888 including appropriate application of GD&T. Generate BoM within approve PLM system (Teamcenter). Contribute to reviews of Mechanical designs in accordance with...
IR35 Status:
Inside IR35

CV-Library Basildon, UK Contractor
CL
Apr 15, 2026  
Senior Quantity Surveyor
Role: Senior Quantity Surveyor Location: Beckton STW Rate: £450 - £500 p/d - Inside IR35 Duration: 12 Months+/ongoing Sector: Water/Wastewater Are you an experienced Quantity Surveyor with a knack for capital delivery frameworks within a Tier 1 Contractor environment? Do you possess a background in claim management, both upstream and downstream? If so, we have an exciting opportunity for you! Our client, a design & build contractor in the water/wastewater sector, and is seeking a Senior QS to join their dynamic team. You'll be responsible for principal contractor duties on a major AMP8 framework. With a framework stretching until 2030 this is your chance to be at the forefront of ground breaking projects in the water industry. What We Offer: ·Opportunity to manage multiple schemes and projects with a combined value of circa £100m, heavily subcontractor-delivered. ·Supportive environment with a Grad QS to assist on assigned projects. ·Flexibility to work remotely for...
IR35 Status:
Inside IR35

CV-Library Beckton, London, UK Contractor
CL
Apr 15, 2026  
Quantity Surveyor
Are you ready to leave your mark on a historic transformation? A large steel producer is seeking an ambitious and established Quantity Surveyor to join a new project. This isn't just another construction job; it is a monumental effort to modernise and revitalise the UK steel making sector. If you are a commercial powerhouse with a passion for heavy industry and a drive for excellence, we want you at the heart of this legacy project in South Wales. Location: Port Talbot (4 days site-based, 1 day remote) Salary/Rate: £25.00 - £31.60 per hour Inside IR35 (Up to £60,000) Duration: Fixed term until March 2028 Schedule: Mon-Fri, 08:30-16:45 Mon-Thu and 08:30-15:45 Fri Key Responsibilities You will lead the commercial and contractual management of large-scale construction and civil engineering works. Your day-to-day will involve: Budgeting: Preparing and reporting on project budgets, forecasts, and cost plans. Contract Management: Negotiating variations and change orders under...
IR35 Status:
Inside IR35

CV-Library Port Talbot, Neath Port Talbot Contractor
CL
Apr 12, 2026  
Mechanical Craft person
Job Title: Mechanical Craft Person Job Type: Contract IR35 Status: Inside IR35 Start Date: Subject to clearance Duration: 12 Months Pay Rate: Up to £30.38 PAYE Location: Preston Hybrid/Remote Working: On site role Hours of work: 8 &12.5 hour shifts patterns (full time) About the Role: We are seeking a skilled and motivated Technician to join our team in the nuclear sector. This is a shift-based role, requiring flexibility and commitment to maintaining the highest standards of safety and operational performance. Key Responsibilities: Operate, monitor, and maintain plant equipment in accordance with strict safety and regulatory standards. Perform routine inspections, troubleshooting, and corrective maintenance to ensure plant reliability. Accurately record operational data and report any anomalies promptly. Work collaboratively with engineers and other team members to support continuous improvement initiatives. Adhere to all nuclear safety, environmental, and quality...
IR35 Status:
Inside IR35

CV-Library Preston, Lancashire Contractor
CL
Apr 12, 2026  
Vehicle Weight Engineer
Job Title: Weights Engineer Location: Gaydon, Warwickshire Rate: £33.88ph via an Umbrella Company (Inside IR35) or £25.26ph on a PAYE basis Employment Type: Contract (Currently financed until March 2027) Hours: Standard 40 Hours Per Week Reference: J(phone number removed) Key Accountabilities and Responsibilities: An On-Cycle (i.e. programme delivery) Weights Engineering role requires assisting with, or ownership of the attribute for the programme, encompassing (but not limited to): Lead the coordination of vehicle weight data across all functional owners. Own programme‑level weight targets, including setting, balancing, and reporting status to Integration and senior teams. Utilisation of set control models to determine the mass and loads of all buildable derivatives on the programme Lead resolution of key mass related issues, including loads, distribution, and target gaps. Calculate (where appropriate) vehicle mass properties from geometry & first principles...
IR35 Status:
Inside IR35

CV-Library CV35, Gaydon, Warwickshire Contractor
CL
Apr 12, 2026  
Weights Engineer
Job Title: Weights Engineer Location: Gaydon, Warwickshire Rate: £33.88ph via an Umbrella Company (Inside IR35) or £25.26ph on a PAYE basis Employment Type: Contract (Currently financed until March 2027) Hours: Standard 40 Hours Per Week Reference: J(phone number removed) Key Accountabilities and Responsibilities: An On-Cycle (i.e. programme delivery) Weights Engineering role requires assisting with, or ownership of the attribute for the programme, encompassing (but not limited to): * Lead the coordination of vehicle weight data across all functional owners. * Own programme‑level weight targets, including setting, balancing, and reporting status to Integration and senior teams. Utilisation of set control models to determine the mass and loads of all buildable derivatives on the programme Lead resolution of key mass related issues, including loads, distribution, and target gaps. * Calculate (where appropriate) vehicle mass properties from geometry & first...
IR35 Status:
Inside IR35

CV-Library CV35, Gaydon, Warwickshire Contractor
CL
Apr 12, 2026  
Geometry Integration Lead Engineer
Our OEM Client based in Gaydon, is searching for a Geometry Integration Lead Engineer to join their team, Inside IR35. This is a contract position with a proposed end date of 31st March 2027. Umbrella Pay Rate: £33.64 per hour. What to Expect: We are searching for a Geometry Integration Lead Engineer to work within the Vehicle package / Geometric integration department. The team are responsible for the full vehicle geometric integration of the vehicle, whilst balancing system and attribute performance, from concept to end of life, across all the company’s products. This role is to join the existing integration team to assist with all components that are packaged in the Closures and Exteriors groups. The team’s main responsibilities fall into 4 areas: Definition and delivery of the Closures and Exteriors group systems and customer features. Integrating Systems into the vehicle to deliver systems, hardware and attribute performance. Protecting space in the Vehicle for future...
IR35 Status:
Inside IR35

CV-Library Gaydon, Warwick CV35, UK Contractor
CL
Apr 12, 2026  
On-Cycle Weights Engineer
Our OEM Client based in Gaydon, is searching for a On-Cycle Weights Engineer to join their team, Inside IR35. This is a contract position with a proposed end date of 31st March 2027. Umbrella Pay Rate: £33.64 per hour. Key Accountabilities and Responsibilities: An On-Cycle (i.e. programme delivery) Weights Engineering role requires assisting with, or ownership of the attribute for the programme, encompassing (but not limited to):  Lead the coordination of vehicle weight data across all functional owners.  Own programme‑level weight targets, including setting, balancing, and reporting status to Integration and senior teams. Utilisation of set control models to determine the mass and loads of all buildable derivatives on the programme  Lead resolution of key mass related issues, including loads, distribution, and target gaps.  Calculate (where appropriate) vehicle mass properties from geometry & first principles  Coordinate generation & maintenance of Vehicle Mass Property...
IR35 Status:
Inside IR35

CV-Library Gaydon, Warwick CV35, UK Contractor
CL
Apr 12, 2026  
Geometry Integration Lead Engineer
Geometry Integration Lead Engineer - (phone number removed) - £33.99/hr (Umbrella Rate) (Inside IR35) Are you ready to take your engineering career to the next level? This is your chance to join a leading company in the automotive sector, renowned for its innovative approaches and commitment to excellence. As a Geometry Integration Lead Engineer, you'll play a pivotal role in shaping the future of vehicle design, working on cutting-edge projects that push boundaries and inspire progress. This company offers an exciting environment where your expertise will make a real impact, all while enjoying a collaborative and forward-thinking culture. What You Will Do: - Lead the geometric integration of components within the Closures and Exteriors group, ensuring systems and features are seamlessly incorporated into the vehicle. - Develop and deliver packaging proposals optimised for weight, cost, and customer experience. - Conduct CAD studies to ensure geometric targets and standards...
IR35 Status:
Inside IR35

CV-Library Warwick, UK Contractor
CL
Apr 11, 2026  
Mechanical Design Engineer
Mechanical Design Engineer - Contract (12 Months) | Bedfordshire | Inside IR35 Looking to take on complex engineering challenges that genuinely push your technical capability? We're seeking experienced Mechanical Design Engineers to join a high integrity defence engineering programme focused on advanced platform integration and mission-critical systems. This is an opportunity to work on cutting-edge mechanical sub-systems, complex mechanisms, and high reliability components designed for demanding military environments. Location Bedfordshire On-site presence required Mondays and Tuesdays from September 2025 Contract Details Duration: 12 months Hours: 37.5 per week Schedule: 4-day week (Mon-Thurs) with flexible working Rate: Competitive per hour (inside IR35, inclusive of employer deductions) Clearance: BPSS to start; SC required later Eligibility: Sole UK nationals only (due to programme requirements) Role Overview As a Mechanical Design Engineer, you'll be responsible for...
IR35 Status:
Inside IR35

CV-Library Bedfordshire, UK Contractor
CL
Apr 11, 2026  
Mechanical Design Engineer
Mechanical Design Engineer (NX) Remote (occasional site visits to Portsmouth) £56.41 (inside IR35) Defence 6 months Applies an in depth understanding of design processes, tools, systems and techniques to an extensive range of design solutions associated with complex assemblies, components or systems. Is able to develop design solutions from the bottom up with limited information, applying the various design requirements to achieve appropriate design solutions. Working as part of a multi-functional team, the successful applicant will be currently working in a senior designer role and have many years' experience of using CAD software to create 2D and 3D solid modelled designs, for a wide range of products from small components to large complex sub-systems. The successful applicant will take the Lead Design Engineers conceptual information or component list and develop into a detailed design and data pack that is suitable for manufacture. They will then manage the...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Apr 04, 2026  
Supplier Planner
World Class Defence Organisation is currently looking to recruit a Supplier Planner subcontractor on an initial 6 month contract.  This role could suit a candidate from a MRP Controller, Supply Scheduler or Supply Chain Specialist background. This role is looking for a candidate with the following experience: MRP planning experience and ideally some exposure to SAP Manufacturing environment. Supply chain experience Rate: £27.00 per hour Location: Bolton Hybrid / Remote working: Hybrid role of 3 days per week onsite, 2 days working from home Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 6 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)                                                                                                                                           Supplier Planner Job Description: This opportunity plays a significant part in...
IR35 Status:
Inside IR35

CV-Library Bolton, UK Contractor
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