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Contractor 21
Engineering Inside IR35 learning mentor

21 learning mentor jobs found

CL
Apr 26, 2026  
Senior Data Engineer
Senior Data Engineer +8 months +Hybrid in Reading +Inside IR35 +£80 - £85 ph +SC cleared role Skills: +MOD +Data Engineer +Python We're seeking an adaptable, proactive Senior Data Engineer to build and scale data capabilities within a greenfield environment across critical Defence and Aerospace programmes. ⚠️ Essential Requirement: You must have hands-on experience working with aerospace engineering or operational data-such as aircraft platform data, sensor outputs, test datasets, or other high-volume technical data sources. This is a key role where you'll help shape secure, scalable data platforms from the ground up, so a can-do attitude, adaptability, and a passion for innovation are vital. What You'll Be Doing Design, build, and maintain end-to-end data solutions (ingestion, integration, storage, processing, analysis) Develop data pipelines, automation, and analytical tools to drive insight Work with complex aerospace datasets in secure, mission-critical...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
May 01, 2026  
Senior EC&I Designer-Nuclear
Senior EC&I Designer - Sellafield Ponds Programme Contract | £51-£56/hour (Inside IR35) Warrington | Hybrid - 3 days on site / 2 days remote Sector: Nuclear Decommissioning | Sellafield Ponds We are seeking an experienced Senior EC&I Designer to support major engineering works within the Sellafield Ponds Programme, one of the most complex and high-hazard decommissioning challenges in the UK nuclear sector. This role will see you taking a senior position within the EC&I design team, leading the development, review, and delivery of high-integrity design packages for safety-critical systems. You will play a key role in ensuring designs meet strict nuclear safety, regulatory, and engineering standards while supporting project delivery across multidisciplinary teams. Working within a collaborative engineering environment, you will provide technical guidance to designers and engineers, contribute to design reviews, and ensure the production of high-quality EC&I...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
May 01, 2026  
Senior Quantity Surveyor
Job Title: Senior Quantity Surveyor (Freelance) Location: North London (multiple sites) Contract Type: Freelance Contract Rate: £550 – £650 per day – INSIDE IR35 Company Overview We are recruiting for an experienced Senior Quantity Surveyor to support the delivery of civil engineering and infrastructure projects across North London. This opportunity sits with a well-established Tier 1 contractor operating across sectors including water, utilities, transport, and energy. The business delivers projects through long-term frameworks, standalone schemes, and reactive works, offering exposure to a diverse range of project types and environments. This is a great opportunity to join a high-performing commercial team on a contract basis, supporting key infrastructure projects with an immediate start. The Role As a Senior Quantity Surveyor, you will take responsibility for the commercial management of multiple projects across various sites in North London. This is a hands-on role...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
May 01, 2026  
Thermal CAE Engineer
Thermal CAE Engineer - (phone number removed) - £33.99/hr (Umbrella Rate - Inside IR35) Are you ready to take your career to the next level and work on cutting-edge automotive projects? This is your opportunity to join a forward-thinking company as a Thermal CAE Engineer. This role offers you the chance to be part of a dynamic environment where innovation, collaboration, and technical excellence are at the heart of everything. If you're passionate about vehicle engineering and want to contribute to groundbreaking advancements, this is the role for you. What You Will Do: - Develop, integrate, and maintain 1D CAE models within a full vehicle environment, ensuring accuracy and performance. - Conduct detailed vehicle-level simulations and analyses of thermal, physical, and control systems to optimise efficiency. - Prepare and deliver high-quality technical presentations, simplifying complex vehicle behaviours for diverse stakeholders. - Lead issue resolution initiatives and drive...
IR35 Status:
Inside IR35

CV-Library Warwick, UK Contractor
CL
May 01, 2026  
Senior EC&I Designer
Senior EC&I Designer Location: Warrington (Hybrid Working) Rate: £53.00 – £65.00 per hour (Inside IR35) Hours: 40 hours per week Security Clearance: SC Clearance required Sector: Nuclear The Opportunity We are recruiting for a Senior EC&I Designer to support the delivery of complex nuclear engineering projects within a highly regulated environment. This is a key role where you will lead Electrical, Control & Instrumentation design activities, provide technical leadership to a multi-disciplinary team, and ensure high-quality, compliant design outputs across the full project lifecycle. Key Responsibilities Lead EC&I design activities across nuclear projects from concept through to detailed and production design Allocate and review work, ensuring all deliverables meet nuclear industry standards and regulatory requirements Produce and check EC&I design outputs, including: Schematics Wiring diagrams Loop diagrams Cable schedules General arrangements...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Apr 30, 2026  
Senior HV Cable System Design Engineer
Senior HV Cable System Design Engineer Locations: Epsom, Leeds, Birmingham or Glasgow Duration: 12 months initially Rate: Negotiable on experience Inside IR35 Are you passionate about shaping the future of energy? Our client, a leading player in the power industry, is seeking a Senior HV Cable System Design Engineer to join their expanding team. This is an exciting opportunity to work on high-profile transmission projects across the UK, contributing to innovative energy solutions. What you'll be doing: * Lead onshore and offshore HV cable FEED and detailed design works for major transmission projects. * Support business growth by engaging with clients, identifying opportunities, and assisting in bid and proposal development. * Collaborate with multidisciplinary teams, including civil, structural, and project management, to deliver comprehensive project solutions. * Attend site visits, coordinate with subcontractors and suppliers, and ensure project milestones are met. * Mentor...
IR35 Status:
Inside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Apr 30, 2026  
Principal Substation Primary Design Engineer
Principal Substation Primary (HV Plant) Design Engineer Location: Glasgow, Leeds, Birmingham, or Epsom Duration: 12 months initially Rate: Negotiable on experience Inside IR35 Are you ready to take your engineering career to the next level and make a real impact in the energy sector? Our client, a leading organisation in power infrastructure, is hiring for a Principal Substation Primary (HV Plant) Design Engineer to join their dynamic team. This is a fantastic opportunity to work on diverse projects within the transmission and distribution sectors across the UK, supporting innovative energy solutions. What you'll be doing: * Lead FEED and detailed design workstreams for HV substations, ensuring technical excellence and compliance with client specifications. * Manage and mentor a team of engineers, supporting their development and performance. * Oversee design reviews, including layouts, earthing, interlocking schemes, and HV equipment specifications. * Coordinate project...
IR35 Status:
Inside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Apr 30, 2026  
Senior Substation Secondary Design Engineer
Senior Substation Secondary (P&C) Design Engineer Locations: Glasgow, Leeds, Birmingham or Epsom Duration: 12 months initially Rate: Negotiable on experience Inside IR35 Are you ready to make a real impact in the energy sector? Our client, a leading organisation in power and energy solutions, is seeking a talented Senior Substation Secondary (P&C) Design Engineer to join their dynamic team. This is a fantastic opportunity to work on high-profile projects, supporting clients like National Grid and SSEN across the UK and internationally. What you'll be doing: * Lead technical delivery of protection and control (P&C) design packages for substation projects, from Front End Engineering Design (FEED) to Detailed Design. * Provide technical guidance on protection schemes, relay settings, coordination, and substation automation. * Ensure quality assurance and governance of all design outputs, including SLDs, wiring diagrams, I/O schedules, and control room layouts. *...
IR35 Status:
Inside IR35

CV-Library Birmingham, West Midlands Contractor
CL
Apr 29, 2026  
Senior CE&I Design Engineer
Senior CE&I Design Engineer Rate- £53-£65.00 per hour Inside IR35 Location, Cumbria Role Overview The Senior Control, Electrical & Instrumentation (CE&I) Design Engineer is responsible for the delivery and technical leadership of high-quality design solutions within a multi-disciplinary engineering environment. The role involves leading design activities, ensuring compliance with applicable standards, and supporting projects from concept through to detailed design and implementation. Key Responsibilities Lead and deliver CE&I design activities within a detailed design environment across the full project lifecycle. Provide technical leadership and guidance to a multi-disciplinary design team. Produce and review engineering design documentation, including drawings, specifications, and calculations. Ensure all designs comply with relevant industry standards, regulations, and best practices. Apply strong knowledge of engineering drawing practices to produce...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
CL
Apr 26, 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 26, 2026  
Site Agent
Lincolnshire based Site Agent - inside IR35 I'm currently looking for a Site Agent to support on my client, on the technical set up and delivery of major infrastructure in the Power sector. This is a freelance, site based role where you will need to be based from 3 different locations all 1 hour - 1 hour 20 from Lincolnshire. You'll provide technical construction of the civil engineering of a major power upgrade project whilst being supported by a team of Engineers you will deliver: utility diversions, temporary works, drainage, haul roads, compounds, OHL. Ideal experience is someone who can be technically responsible for the project and have a background in enabling works, Civil Engineering or Structures We are looking for candidates who can interview this week and start on circa 1 weeks notice. Roles and responsibilities: Providing buildability and construction input into the detailed design completed by the Lot 1 designers clearing the way of all constraints to allow the...
IR35 Status:
Inside IR35

CV-Library Lincolnshire, UK Contractor
CL
Apr 25, 2026  
Electrical Design Engineer
Role: Electrical Design Engineer Location: Derby Rate: circa £500 p/day - Inside IR35 (Depending on experience) Duration: 12 months+/ongoing Sector: Wastewater Treatment (Non-Infrastructure)   Are you an Engineer looking for a new challenge to assist with wastewater treatment schemes nationwide?   Carrington West are working with a leading Design & Build Contractor who are delivering major design schemes within the water sector from their office in Derby. We are looking for a Senior Electrical Engineer with a Water sector background who has experience in detailed design and is able to assist the business with design review and submission.   At present, the business has opportunities  at the Engineer and Senior Engineer level where you can add  value assisting in the key design reviews for Wastewater Treatment Projects on behalf of Water authorities and their AMP projects nationwide.   In this job you will be working across the full spectrum of engineering design...
IR35 Status:
Inside IR35

CV-Library Derby, UK Contractor
CL
Apr 25, 2026  
General Foreman
Role: General Foreman Location: Winchester Rate: circa £400 p/d - Inside IR35 (DOE) Duration: 12 Months+/ongoing Sector: Wastewater Overview: A leading infrastructure and engineering contractor is seeking an experienced General Foreman to join their construction team on a key project based on a  Wastewater scheme in the Winchester region. Due to the complexities involved, you MUST have experience as a General Foreman/Site Supervisor. We can consider candidates from a Tier 1 or Tier 2 contractor background, provided you have worked on projects associated with UK Water Authorities. Responsibilities: ·General management of all construction and civil engineering activities. ·Daily allocation of plant, labour, and materials. ·Coordination of site activities, including subcontractors. ·Management of the workforce on-site to ensure safe working methods and minimal environmental impact. ·Ensuring deliveries are stored in a safe area to prevent injury to the public and staff...
IR35 Status:
Inside IR35

CV-Library Winchester SO21, UK Contractor
CL
Apr 25, 2026  
Section Engineer
Are you a Section Engineer with proven experience successfully delivering earthworks and drainage packages on a major project?   Location: Buckingham Duration: 6 months (1-2 years' worth of work) Rate: £400 - £450/day (depending on experience) IR35: Inside via umbrella   Our client is a leading civil engineering contractor delivering works on HS2, and they are currently seeking a Site Engineer with strong earthworks, drainage or structures experience to join their team.   As a Section Engineer, you will play a key role in supporting construction operations on site, managing junior engineers, and ensuring works are delivered safely, on programme, and to specification.   Key responsibilities include: ·Setting out and overseeing works to ensure compliance with drawings and specifications ·Managing and coordinating subcontractors ·Resolving technical issues in liaison with the senior engineering team ·Assisting with short-term planning, progress reporting, resource...
IR35 Status:
Inside IR35

CV-Library Buckingham MK18, UK Contractor
CL
Apr 25, 2026  
Manufacturing Engineer (inside IR35)
Role - Lead Manufacturing Process Engineer (Inside IR35) Location - Rugby, Midlands The client designs and build some of the most technically advanced electrical rotating machinery in the world and specialise in manufacturing large electrical  rotating machinery and industrial applications.  Specialise in manufacturing large electrical rotating machinery: Motors and Generators, across a wide variety of industrial applications.  Reporting to the Manufacturing Readiness & Technologies Leader, the Lead Manufacturing Readiness Engineer is a key part of driving lean initiatives across the Manufacturing Readiness Team and the various manufacturing process areas to realise real world improvements in safety, quality, delivery, and cost. They coach, drive and lead lean behaviours, principles, and tools across operational or functional areas. Drive cultural transformation resulting in step-change in operational business metrics.  Responsibilities •         Leading Capex...
IR35 Status:
Inside IR35

CV-Library Rugby CV23, UK Contractor
CL
Apr 25, 2026  
Site Manager
Role: Site Manager/Senior Site Manager Location: Winchester Rate: £450p/d - Inside IR35 (DOE) Duration: 12 months+/Ongoing Positions: 2 Industry: Wastewater Overview: A leading infrastructure and engineering contractor is seeking experienced Site Manager's to join their construction teams on a key projects based at on Wastewater schemes in and around the Winchester region You will take charge of day-to-day site operations, ensuring the delivery of safe, efficient, and high-quality work across all construction activities. You'll be instrumental in leading a site team and managing subcontractors to meet project goals within programme and budget constraints. Key Responsibilities: ·Oversee site operations with sensitivity to local communities and the travelling public. ·Supervise and mentor the site team, promoting best practice and professional development. ·Drive cost-effective site management through resource planning and utilisation. ·Develop, review, and maintain...
IR35 Status:
Inside IR35

CV-Library Winchester SO21, UK Contractor
CL
Apr 24, 2026  
Product Design Engineer
Position: (phone number removed) Product design Engineer Location: Gaydon Position Type: Contract Inside IR35 Salary: £27.21 per hour umbrella inside IR35 About the company I am currently recruiting on behalf of a Luxury Automotive OEM based in Gaydon who are seeking a Computational Fluid Dynamics Engineer to join their team on a rolling contract basis working 40 hours per week Job Description Product Design Engineering focuses on designing and developing new or existing products, components, or assemblies including: Applying engineering principles to develop mechanical, electronic, or chemical products that meet customer technical/functional specifications as well as manufacturing cost/efficiency requirements Conducting mathematical modelling to determine if proposed designs are technically feasible Supporting and participating in the design, test, modification, fabrication, and assembly of prototypes May also be involved with designing product specific manufacturing...
IR35 Status:
Inside IR35

CV-Library Warwick, Warwickshire Contractor
CL
Apr 23, 2026  
EC&I Senior Project Engineer
Job title: EC&I Senior Project Engineer Job Type: Contract IR35 Status: Inside IR35 Start date: ASAP Duration: 12 Month Pay rate: Depends on experience Location: Malton Hybrid/Remote Working: Onsite Hours of work: 37 hours Role information: A senior-level engineer responsible for delivering safe, compliant, and effective engineering solutions for complex industrial projects. The role involves leading the engineering aspects of projects from concept through to commissioning and handover, ensuring all work meets technical standards, safety regulations, and stakeholder requirements. * Define project requirements and develop engineering solutions * Produce and approve technical specifications and design * Manage and oversee detailed design and contractor work * Ensure compliance with safety, regulatory, and quality standards * Support project planning, execution, and risk management * Supervise construction, commissioning, and final handover * Maintain configuration control...
IR35 Status:
Inside IR35

CV-Library Malton, North Yorkshire Contractor
CL
Apr 21, 2026  
Contract Senior Structural Engineer
Contract Senior Structural Engineer Location: London (Hybrid Working) Rate: Up to c£50 per hour (Experience dependant) Contract Length: 6 Months Start Date: Immediate IR35 Status: Inside IR35 The Opportunity A leading international engineering consultancy based in Central London is seeking an experienced Contract Senior Structural Engineer to join their team on a high-profile, technically challenging portfolio of projects. This is an excellent opportunity for a hands-on design-focused engineer with a strong background in building structures to work within a respected global consultancy delivering complex and prestigious schemes across the UK and internationally. Key Responsibilities You will play a pivotal role in the technical delivery of a wide range of projects, including: * High-rise building developments * Major commercial and retail structures * Hotels and museum projects * Sports and entertainment complexes The role is heavily design-led and will involve producing...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 21, 2026  
Contract Senior Structural Engineer
Contract Senior Structural Engineer London | Immediate Start | Up to c£50 p/h | 6-Month Rolling Contract | Inside IR35 Are you a highly experienced Structural Engineer ready to make your mark on a landmark international project? A leading global engineering consultancy based in Central London is seeking a Contract Senior Structural Engineer to join their team immediately, playing a key role in the delivery of a major overseas airport development. This is a fantastic opportunity to work on a technically complex, high-profile infrastructure project within a fast-paced, collaborative environment. You will provide critical design input on a prestigious international airport project, contributing to large-scale structural solutions that demand precision, creativity, and technical excellence. We are looking for a senior-level professional with: * 8–10+ years’ building structures design experience * Strong technical expertise in steel and reinforced concrete (RC) design *...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
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