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Contractor 24
Inside IR35 Welwyn Garden City construction

24 construction jobs found in Welwyn Garden City

CL
Sep 12, 2026  
Senior Quantity Surveyor
Commercial Lead / Senior Quantity Surveyor - High-Rise Residential Location: Welwyn Garden City Contract: 6 Months Initial (Strong Potential for Extension) Pay Structure: Day Rate Only (Inside IR35 or CIS) Start Date: ASAP Project Phase: Live Project - Currently in Procurement Phase A Tier 1 main contractor is seeking a heavy-hitting Commercial Lead / Senior Project Quantity Surveyor to take immediate ownership of a major high-rise residential tower scheme. The project is live and currently entering its procurement stage, requiring a strong commercial operative with deep experience across both full pre-construction and post-construction management. Mandatory Requirements Tier 1 Background: Extensive, direct experience working with Tier 1 Main Contractors is essential. High-Rise Resi Track Record: Verifiable portfolio of delivering high-rise residential tower developments. Full Pre- & Post-Construction Experience: Proven expertise taking projects from early...
IR35 Status:
Inside IR35

CV-Library Welwyn Garden City, Hertfordshire Contractor
CL
Aug 15, 2026  
Electronic Technician
Electronics Technician | Hertfordshire | Contract (Inside IR35) with possibility to go permanent We are looking to hire a skilled Electronics Technician with strong experience and enthusiasm for product development to join an expanding technical R & D team. The role offers the opportunity to collaborate with a group of experienced professionals on a wide variety of innovative and technically demanding projects. These include consumer-facing products and mission-critical devices. The position provides a chance to contribute to meaningful work with real-world impact. Key Skills and Experience: +A practical, hands-on technician with strong soldering ability, including experience working with very fine components and carrying out manual rework on printed circuit boards. +Experience operating within a development-focused environment rather than production, building prototype circuits, implementing design changes, and working from high-level or informal specifications. +Strong...
IR35 Status:
Inside IR35

CV-Library Ware, Hertfordshire Contractor
CL
Sep 11, 2026  
Aircraft Composite Fitter
MPI have requirements for Aircraft Composite Fitters to work on site at Luton Airport. Start Date: 21st September 2026 Duration: May/June 2027 Hours: 45 hours p/week (07:00 - 16.30). Monday to Friday Half hour unpaid lunch. Rate of pay to be discussed on application. This role is deemed in-scope of IR35 Duties: Working in a Hangar base maintenance environment on the commercial Boeing aircraft. Performing pre-preg repairs, wet layup, and metal-to-metal hot bonding. Criteria: Previous experience on commercial aircraft. Good sound understanding and experience as a Composite Fitter Experience with use of resins and pre-preg materials. Metal to metal bonding procedures. How to apply materials to prepare for vacuum bagging. How to set up and operate hot bonding equipment. Ability to understand SRM documents and engineering drawings. General knowledge of various types of repairs to honeycomb sandwich structures and how to taper sand before a layup. Other: Current DBS required If selected,...
IR35 Status:
Inside IR35

CV-Library Luton, Bedfordshire Contractor
CL
Sep 11, 2026  
Assistant Package Manager
We are seeking a diligent and highly professional Assistant Package Manager to join our project team in West London, (NW10). This role is essential for ensuring operational continuity, requiring a candidate who is comfortable working during weekends and night shifts to maintain project momentum. Responsibilities: Assist in the management and coordination of specific work packages to ensure delivery within defined project parameters. Monitor progress during night and weekend shifts, ensuring all activities adhere to safety and quality standards. Facilitate clear communication between site teams and management to resolve issues promptly. Maintain accurate documentation of site activities, progress reports, and compliance records. Oversee site logistics and resource allocation to support efficient project execution. Ensure that all work performed complies with relevant regulatory frameworks and site-specific protocols. Qualifications: Proven experience in project support or...
IR35 Status:
Inside IR35

CV-Library North West London, London Contractor
CL
Sep 10, 2026  
Lead Package Manager
Are you a seasoned professional looking to lead high-impact infrastructure projects? We are currently seeking a highly skilled and motivated Lead Package Manager to join our client's team. This is a critical role that requires a proactive leader capable of managing complex construction initiatives from inception to completion. Given the strategic importance of this project, we are aiming to expedite the selection process and identify a qualified candidate immediately. Role Overview Position: Lead Package Manager (Infrastructure/Construction) Duration: ASAP until 31/01/2027 Compensation: £87.50 per hour (umbrella inside IR35) Schedule: 42.5 hours per week, with availability for weekends and nights as required by project milestones. Location: West London Responsibilities As the Lead Package Manager, you will serve as the primary point of contact for project delivery. Your key responsibilities will include: Providing comprehensive oversight of infrastructure and construction...
IR35 Status:
Inside IR35

CV-Library North West London, London Contractor
CL
Sep 12, 2026  
Rail Systems Project Manager
Are you a Rail Systems Project Manager with experience taking railway systems contracts through construction and into entry into service? Do you have experience working for a main contractor on major railway infrastructure projects and strong NEC contract management experience? Job Title: Rail Systems Project Manager Location: West London - 4 Days Site / 1 Day Home Rate: £500-£550 per day (Inside IR35 via Umbrella) Contract: Rolling 6-Month Contract Start Date: ASAP This is an opportunity to join a leading main contractor delivering major HS2 rail systems works in West London. The project is now finalising the design and moving into the construction phase, creating a requirement for an experienced Project Manager to support the delivery team through this critical transition. This is a hands-on, delivery-focused role. The successful candidate will need to be comfortable getting involved in the detail, managing contractual and project controls activities, and supporting the...
IR35 Status:
Inside IR35

CV-Library Greater London, UK Contractor
CL
Sep 11, 2026  
Site Engineer
Are you an experienced Site Engineer with a strong background in heavy civil engineering and major infrastructure projects?   Do you have experience delivering pipe jacking, earthworks, and deep drainage?   Location: West Ruislip - 5 days on site Rate: £400 - £450/day DOE - Umbrella, Inside IR35 Duration: Nov 2027   This is an excellent opportunity for an experienced Site Engineer to join one of the UK's largest infrastructure projects, working on the delivery of earthworks, deep drainage and pipe jacking on HS2.   Working closely with the Agent and Sub Agent, you will take responsibility for the day-to-day coordination of construction activities, ensuring works are planned, executed safely and delivered in line with programme requirements. You will play a key role in managing subcontractors, temporary works, permits and quality assurance while maintaining the highest health and safety standards across site.   This role would suit a proactive engineer who enjoys taking...
IR35 Status:
Inside IR35

CV-Library North Acton, London, UK Contractor
CL
Sep 11, 2026  
Lead Contractor Design Approval Engineer
Lead Contractor Design Approval Engineer (LCDAE) Location: Remote, with occasional UK office/site attendance Rate: £85-£95 per hour (Inside IR35) Contract Length: Project-based contract Hours: Approximately 8 hours per week, with potential for additional hours Are you an experienced Lead Contractor Design Approval Engineer (LCDAE) looking for a flexible contract opportunity? We're looking to speak with experienced design assurance professionals to support a major UK electricity transmission infrastructure project. The requirement is focused on providing LCDAE support throughout detailed design, with the potential to continue into the construction support phase. This is a specialist part-time requirement, expected to average around 8 hours per week, although additional input may be required depending on design submissions, reviews and project demand. The role will be delivered predominantly remotely, with occasional attendance at office or site meetings where required. Key...
IR35 Status:
Inside IR35

CV-Library City of London, London, UK Contractor
CL
Sep 10, 2026  
Civil Design Engineer
Job Title: Civil Water Engineer Salary: Up to £70 per hour, dependent on experience Location: National - priority locations are Epsom, London, Peterborough and Cambridge Type: Contract, hybrid - typically 3 days per week office/site based About the Role: We are looking for an energetic and experienced Civil Water Engineer to join a talented, multi-disciplinary design team delivering complex and innovative projects across the UK water sector. This is an excellent opportunity to play a key role in delivering major infrastructure programmes, working on technically challenging projects across the full project lifecycle. You will apply your technical knowledge, experience and problem-solving skills to deliver high-quality engineering solutions, while working collaboratively with colleagues, clients and other disciplines. About the Client: Our client is a leading engineering and infrastructure organisation delivering major projects across the UK and internationally. You will...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Sep 11, 2026  
Senior Electrical Engineer Building Services
Are you a senior Electrical Engineer in Building Service Design and looking to work on some exciting projects? Do you want a contract role with variety? You could work for a leading Building Services contractor, with a national presence with the following details; Location: London (1x a week in the office) Rate: Up to £55 per hour (Inside IR35) Duration: 12 months + Key Responsibilities · Deliver Electrical design for major construction projects · Produce high-quality designs, specifications, and technical solutions · Work closely with clients, architects, and multidisciplinary teams · Coordinate designs across disciplines (M&E, BIM, etc.) · Ensure compliance with regulations, standards, and quality procedures · Support cost planning, estimates, and pre-construction activities · Contribute to innovative and sustainable design solutions · Support and mentor junior engineers where required Requirements · Degree in Electrical or Building Services Engineering ·...
IR35 Status:
Inside IR35

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Sep 11, 2026  
Full Stack Developer
Full Stack Developer - Python, Django / Flask, React, Azure Up to £410 per day (Inside IR35 - Umbrella) Coventry (1/2 days a month) 3 months initial contract My client is an International Consultancy who are looking to hire a Full Stack Developer with demonstrable experience in Python, Django, Flask, React, Azure, SQL and YAML to work with a high-profile end customer. Key Requirements:· Proven Full Stack Development experience in a large, complex organisation· Technical expertise in Python (Django, Flask frameworks)· Demonstrable skills in React, JavaScript (Vanilla) and Node.js· Working knowledge of API integration and workflow automation· SQL (Database Management) and Data Integration skills· Azure Cloud deployment· YAML pipeline experience· Familiarity with Azure DevOps or similar CI/CD tools Nice to have:· Utilities / Engineering / Construction industry experience· Knowledge of NEC contract compliance· Immediate availability If you're interested in this role, click...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 10, 2026  
Full Stack Developer
Full Stack Developer - Python, Django / Flask, React, Azure Up to £410 per day (Inside IR35 - Umbrella) Coventry (4 days per week onsite) 3 months initial contract My client is an International Consultancy who are looking to hire a Full Stack Developer with demonstrable experience in Python, Django, Flask, React, Azure, SQL and YAML to work with a high-profile end customer. Key Requirements:· Proven Full Stack Development experience in a large, complex organisation· Ability to work onsite 4 days per week· Technical expertise in Python (Django, Flask frameworks)· Demonstrable skills in React, JavaScript (Vanilla) and Node.js· Working knowledge of API integration and workflow automation· SQL (Database Management) and Data Integration skills· Azure Cloud deployment· YAML pipeline experience· Familiarity with Azure DevOps or similar CI/CD tools Nice to have:· Utilities / Engineering / Construction industry experience· Knowledge of NEC contract compliance· Immediate availability If...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 12, 2026  
Senior Quantity Surveyor
Senior Quantity Surveyor  Location: Twyford, Buckinghamshire  Contract: Freelance / Contract  Rate: £500-£550 per day (Inside IR35)  The Opportunity  We are recruiting for an experienced Senior Quantity Surveyor to join a JV Main Contractor on a major HS2 civils package based in Buckinghamshire. This is an excellent opportunity to play a key commercial role on one of the UK's most significant infrastructure projects, supporting the successful delivery of complex civil engineering works while driving commercial performance and protecting project value.  Working closely with operational and commercial teams, you will be responsible for managing contractual obligations, maximising commercial returns, identifying risks and ensuring robust cost and value management throughout the project lifecycle.  Key Responsibilities  As Senior Quantity Surveyor, your duties will include:  Managing commercial resources and contract administration to maximise project value and profitability....
IR35 Status:
Inside IR35

CV-Library Buckinghamshire, UK Contractor
CL
Sep 10, 2026  
Geotechnical Engineer
Are you a Geotechnical Engineer with extensive experience working on large scale infrastructure based projects?   Geotechnical & Earthworks Engineer Location: Buckinghamshire (hybrid 2 days wfh) Rate: £400-£440 per day | Inside IR35 Duration: Ongoing   This is a great opportunity for an experienced Geotechnical / Earthworks Engineer to support the delivery on one of the largest ongoing infrastructure projects, where you will provide Geotechnical support on HS2.   This is a site-focused construction support role, ideal for someone who enjoys solving technical problems, interpreting live ground conditions and working closely with construction and design teams on a major UK infrastructure project.   Key Responsibilities:   ·Respond to TQs, RFIs and EWNs relating to geotechnical and earthworks issues. ·Review and interpret site observations, ground conditions, testing and monitoring data. ·Update interpreted ground models based on construction-stage findings....
IR35 Status:
Inside IR35

CV-Library Buckinghamshire, UK Contractor
CL
Sep 11, 2026  
PWay CRE
Are you a Track CRE with experience delivering PWay works across major rail infrastructure projects? Do you have previous CRE sign-off and experience leading engineering teams?   Rate: £500/day DOE, Inside IR35 Duration: Long-term contract - expected through to mid-2029 Location: Milton Keynes   This is an excellent opportunity for an experienced Track CRE / Lead Engineer to join a major rail infrastructure programme delivering significant track and rail systems.   This is a construction-focused role combining CRE and Lead Engineer responsibilities, with the successful candidate responsible for leading the engineering team while supporting the safe and efficient delivery of PWay works.   Requirements: ·Previous experience working as a Track / PWay CRE ·CRE sign-off is highly desirable ·2-3+ years' experience operating as a CRE ·Strong PWay / track construction experience ·Experience leading and coordinating engineering teams ·Strong understanding of construction...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, UK Contractor
CL
Sep 11, 2026  
Site Manager
Are you a Site Manager or Supervisor with strong PWay experience across major rail infrastructure projects?   Do you have experience planning and leading track works on site?   Rate: £350-£400/day DOE, Inside IR35 Duration: Long-term contract - expected through to mid-2029 Location: Milton Keynes   This is an excellent opportunity for an experienced Track Site Manager / Supervisor to join a major rail infrastructure programme delivering significant track and rail systems works.   Strong PWay / track experience is essential for this position. The successful candidate will be responsible for planning, coordinating and leading works on site, alongside managing the associated site logistics and resources.   Requirements: ·Strong previous experience delivering Track / PWay works ·Previous experience as a Site Manager, Track Supervisor, Construction Manager or similar ·Experience planning and undertaking track works ·Experience leading site teams and coordinating the...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, UK Contractor
CL
Sep 11, 2026  
PWay Site Engineer
Are you a Site Engineer with experience delivering PWay works across Network Rail infrastructure? Do you have experience delivering S&C works? Rate: £300-£400/day DOE, Inside IR35 Duration: Long-term contract - expected through to mid-2029 Location: Milton Keynes This is an excellent opportunity for an experienced Track / PWay Engineer to join a major rail infrastructure programme delivering significant track and rail systems works. This is a hands-on, construction-focused engineering position for someone who is comfortable working in a safety-critical rail environment and can take responsibility for both engineering activities and safety-critical technical paperwork. Requirements: ·Strong previous experience as a Track / P-Way Engineer ·Strong knowledge of track construction and engineering ·Experience producing safety-critical technical paperwork ·Competence with 2D and 3D surveying equipment ·Strong setting-out experience ·Experience with machine control ·Track...
IR35 Status:
Inside IR35

CV-Library Milton Keynes, UK Contractor
CL
Sep 10, 2026  
2A - Building Control Surveyor
Class 2A–2F Registered Building Inspector Location: Essex Working: Hybrid Rate: £75 per hour IR35: Inside IR35 Contract: Interim | 3 days per week Panoramic Associates is working with a Local Authority in Essex that is looking for an experienced Registered Building Inspector to join their Building Control team on an interim basis. This role is for a Class 2A–2F who can step into a busy Local Authority environment and take ownership of a broad range of building control work. You’ll be trusted to make sound technical decisions, deal confidently with complex applications and inspections, and provide clear advice to applicants, contractors and internal stakeholders. What you'll be doing Enforce the Building Regulations, Building Act and associated legislation across a range of projects, including complex developments. Examine and assess Building Regulation applications, negotiating with applicants to identify compliant solutions where appropriate. Authorise the approval or...
IR35 Status:
Inside IR35

CV-Library Essex, UK Contractor
CL
Sep 09, 2026  
Asset Surveyor
Contract type : Interim - inside IR35 The Role: We are seeking an Asset Surveyor to support the delivery of long-term asset investment programmes across a residential housing portfolio. You will use stock condition data, property inspections and asset intelligence to help shape investment decisions, improve housing quality and deliver safe, sustainable homes. Working closely with contractors, consultants and internal teams, you will undertake surveys, investigate building defects, support capital programmes and contribute to the ongoing improvement of asset performance. Key Responsibilities: * Undertake stock condition surveys and property inspections across the housing portfolio. * Investigate building defects, damp and mould, disrepair cases and HHSRS hazards, identifying long-term solutions. * Support the development of planned maintenance, cyclical works and capital investment programmes. * Produce technical reports, specifications and investment...
IR35 Status:
Inside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
Sep 12, 2026  
Architect
Surrey | £36-£40 per hour | Inside IR35 | 6-Month Contract We're looking for an experienced Nuclear Architect with strong Revit skills to join a multidisciplinary team delivering technically complex projects within the nuclear and defence sectors. You'll work across the RIBA stages, combining architectural design, technical detailing and Revit delivery. This is a hybrid role requiring 3 days per week in Surrey. What you'll be doing Delivering architectural design across the RIBA stages Producing detailed designs and technical information using Revit Supporting complex nuclear and defence projects Coordinating with multidisciplinary engineering and design teams Ensuring designs meet UK planning, building and construction regulations Supporting sustainable design and modern methods of constructionWhat we're looking for Previous nuclear or defence architecture experience Strong Revit skills Proven experience delivering projects across multiple RIBA stages Strong technical design...
IR35 Status:
Inside IR35

CV-Library Surrey, UK Contractor
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