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Contractor 46
Engineering Inside IR35 Potters Bar

46 jobs found in Potters Bar

CL
Sep 16, 2026  
EPOS Engineer- Nights
TXP are currently recruiting for multiple IT/EPOS Engineers across the UK The successful engineers will work on an initial 2-month project to include but are not limited to: EPOS Installation Back Office IT/Server Installations PED InstallationsWhat are we looking for? Experienced IT/EPOS/ATM engineers with experience of installation and fault finding of IT and EPOS equipment Able to pass and obtain DBS criminal history check Engineer must have full UK manual driving licence with no more than 6 points Must be able to stay away from home, role will require UK wide coverageWorking Hours Start Date: 10th September End Date: 30th October Monday to Friday morning (night shifts)What's on offer? You will be paid up to £155.34 per day via an Umbrella company £15 meal allowance applicable when staying away from home Van, fuel card & travel expenses Any overtime (more than 9 hours a day inclusive of travel) is paid at £17.26 per hour, overtime is very likelyIR35 Status This role...
IR35 Status:
Inside IR35

CV-Library Enfield, London Contractor
CL
Sep 17, 2026  
Site Engineer
Site Engineer - HS2 Project - South Portal  £400 per day (Inside IR35) via Umbrella/PAYE 3-4 Month Contract We are currently recruiting for an experienced Site Engineer to join a major HS2 infrastructure project on a 3-4 month contract. This role will suit a hands-on engineer with strong setting out experience and a solid understanding of permit controls and buried services. Key Responsibilities: Setting out and surveying for ongoing civil engineering works Raising and managing Permits to Dig Undertaking and interpreting CAT & Genny scans Ensuring works are delivered safely and in line with specifications Maintaining site records, QA documentation and as-built information Liaising with site management and subcontractors Requirements: Proven experience working as a Site Engineer on civil engineering or infrastructure projects CAT & Genny Trained Experience raising and managing Permits to Dig Strong setting out skills using Leica, Trimble or similar...
IR35 Status:
Inside IR35

CV-Library Hertfordshire, UK Contractor
CL
Sep 17, 2026  
Through Life Support (TLS) Engineer
Through Life Support Engineer (TLS Engineer) Pitstone, Hertfordshire Inside IR35 6 months You will be the focal point for any technical Engineering investigation support requirements to support on time delivery of product / customer technical queries. Key responsibilities & duties * To be the focal for engineering to operations and product support within SEP to maintain status and priority information so that stakeholders have a clear vision of engineering activities relevant to them. * To make sure engineering investigation action plans are well structured, managed and substantiated to enable clear and quick program decisions to be made to avoid line stops. * Accountable for the technical quality of the work delivered by themselves and other less senior or external engineers assigned to them to support their work. * Will represent the engineering function at daily production escalation stand-up meetings (module QRQC) to provide proactive engineering support and engineering...
IR35 Status:
Inside IR35

CV-Library Hertfordshire, UK Contractor
CL
Sep 16, 2026  
EPOS Engineer- Nights
TXP are currently recruiting for multiple IT/EPOS Engineers across the UK The successful engineers will work on an initial 2-month project to include but are not limited to: EPOS Installation Back Office IT/Server Installations PED InstallationsWhat are we looking for? Experienced IT/EPOS/ATM engineers with experience of installation and fault finding of IT and EPOS equipment Able to pass and obtain DBS criminal history check Engineer must have full UK manual driving licence with no more than 6 points Must be able to stay away from home, role will require UK wide coverageWorking Hours Start Date: 10th September End Date: 30th October Monday to Friday morning (night shifts)What's on offer? You will be paid up to £155.34 per day via an Umbrella company £15 meal allowance applicable when staying away from home Van, fuel card & travel expenses Any overtime (more than 9 hours a day inclusive of travel) is paid at £17.26 per hour, overtime is very likelyIR35 Status This role...
IR35 Status:
Inside IR35

CV-Library Harrow, London Contractor
CL
Sep 18, 2026  
Senior Quantity Surveyor
Are you a Senior Quantity Surveyor with experience working on large infrastructure projects? Do you have experience in NEC contract and subcontract management? This is an excellent opportunity for a Senior Quantity Surveyor to join a leading joint venture on the delivery of HS2 on a contract basis. You'll be joining an established project team and taking ownership of subcontract packages, giving you the opportunity to work across the full commercial lifecycle, from procurement and subcontract placement through to cost management, change control and final accounts. Rate: £550-£650/day DOE - Umbrella, Inside IR35 Location: West Ruislip - minimum 3 days per week site/office-based, with 2 days WFH Duration: 8 months Requirements: ·Minimum 3+ years' experience operating as a Senior Quantity Surveyor ·Strong NEC contract experience is essential ·Previous experience working for a main contractor ·Strong subcontract management experience, including procurement, administration,...
IR35 Status:
Inside IR35

CV-Library North Acton, London, UK Contractor
CL
Sep 19, 2026  
SmartPlant 3D piping designer
SP3D Piping Designer / Plant 3D Modeller Contract | Remote | Inside IR35 The project involves supporting a large backlog of plant design deliverables, with an immediate requirement for additional resource. This is an excellent opportunity to join a busy project and contribute from day one, with the potential for further work as project volumes increase. Key Responsibilities Produce and maintain 3D plant models using SmartPlant 3D (SP3D) Develop and update piping layouts and associated design deliverables Generate and review isometric drawings Ensure designs comply with relevant drawing classifications, standards and project requirements Work closely with engineering and design teams to deliver high-quality outputs Support ongoing project activities for a major US-based clientEssential Experience Strong experience using SmartPlant 3D (SP3D) / Hexagon SmartPlant 3D Proven background in piping design Experience within industrial plant environments Strong 3D modelling capability...
IR35 Status:
Inside IR35

CV-Library West End, London Contractor
CL
Sep 17, 2026  
Senor QA Automation Engineer
Senior QA Automation Engineer 6 months Hybrid Inside IR35 - umbrella only We are seeking a highly skilled VoIP Services Tester with Automation Experience to join our engineering team. In this role, you will ensure the reliability, quality, and security of our real-time voice and video communication systems. You will lead the design of automated testing frameworks, author rigorous technical test cases, and produce comprehensive test reports that drive our deployment decisions. The ideal candidate bridges the gap between deep network protocol analysis and modern software automation, ensuring exceptional voice quality and system stability across our global telecom infrastructure. As part of this role, you are required to do the following 1. Test Automation & Framework Development Design Automation: Develop, scale, and maintain automated test frameworks for signaling, media handling, and regression suites. Simulate Load: Build automation scripts to simulate high volumes of...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Sep 17, 2026  
Lead Data Quality & Platform Engineer
Lead Data Quality & Platform Engineer London 5 days in the office Duration: 12-Month Contract Rate: £400/day to £450/day (Inside IR35) A top-tier firm is seeking an experienced Data Quality & Platform Engineer to shape, govern, and optimise core data environments for a high-profile enterprise client. In this pivotal role, you will go beyond simple pipeline building. You will be responsible for defining how data flows across heterogeneous sources, establishing durable data quality controls, mapping end-to-end lineage, and ensuring datasets are highly reliable, auditable, and performance-tuned. What You Will Do Design, build, and maintain preventive, detective, and corrective DQ controls (profiling, rule definition, thresholding, automated alerting, and root-cause remediation). Craft complex SQL transformations, optimize query performance, handle advanced window functions, and design conformed dimensional models for curated platform layers. Map end-to-end data flows...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Sep 16, 2026  
Lead Data Quality & Platform Engineer
Lead Data Quality & Platform Engineer London 5 days in the office Duration: 12-Month Contract Rate: £500/day (Inside IR35) A top-tier firm is seeking an experienced Data Quality & Platform Engineer to shape, govern, and optimise core data environments for a high-profile enterprise client. In this pivotal role, you will go beyond simple pipeline building. You will be responsible for defining how data flows across heterogeneous sources, establishing durable data quality controls, mapping end-to-end lineage, and ensuring datasets are highly reliable, auditable, and performance-tuned. What You Will Do Design, build, and maintain preventive, detective, and corrective DQ controls (profiling, rule definition, thresholding, automated alerting, and root-cause remediation). Craft complex SQL transformations, optimize query performance, handle advanced window functions, and design conformed dimensional models for curated platform layers. Map end-to-end data flows from...
IR35 Status:
Inside IR35

CV-Library City of London, London Contractor
CL
Sep 19, 2026  
Design Manager
MEP Design Manager - required to work for Principal Contractor on Major High Speed Rail London Tunnels Programme. Contract - Inside IR35 - Contract to Feb 2028 initially. Based North Acton/Willesden Junction Hybrid Working Arrangements - 3 days in the office, 2 days WFH. MEP Design Management, Lift/elevator experience highly desirable. Role Brief: As the Design Manager within the MEPH team, you will take a leading role in the completion of the Stage 5 (Design for Construction & Manufacturing) MEPH design. You will be the principle point of contact for design for the allocated subcontract supply chain members. Manage the MEP scope associated with assets. Key Responsibilities Stage 5 Supply Chain Design Management: -Management of Supply Chain Stage 5 Design Deliverables, ensuring that the supply chain submit quality deliverables in a timely manner -Management of Stage 5 supplier queries, interfacing with supply chain and parties to provide responses in a...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 19, 2026  
Network Engineer
Job Title: Network Engineer Location: London Rate: £400 - £435 per day, Inside IR35 (dependent on experience) Duration: 12 months Tec Partners are working with a leading technology client, who are currently looking for an experienced Network Engineer with strong wireless experience to work on a customer assignment on a major campus refresh programme. As a Network Engineer, you will support design, implementation and delivery of campus network changes. This is a delivery focussed project role, not a BAU or operational role, so experience on similar projects is required. What we are looking for: * Strong experience as a Network Engineer working on project-based assignments – campus refresh, network deployments, implementation etc. in live campus environments * Strong Cisco background – Catalyst switching, wireless access points, wireless controllers * Strong wireless / Wi-Fi experience is essential * Experience in financial services or similar highly regulated industry with...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 16, 2026  
RAN Optimization Engineer
RAN Optimization Engineer - Regional Planning & Optimisation Location: UK-based (London, Bristol, Birmingham, Manchester, Ipswich, or Glasgow) Contract: 6 Months (Inside IR35) Clearance: BPSS Required Working Hours: 37.5 hours/week (Shift pattern covering 08:00-20:00 Mon-Fri, and 08:30-17:00 Weekends/Bank Holidays) About the Role We are seeking a Performance Specialist to join our Regional Planning & Optimisation team. You will be responsible for maintaining radio network KPI metrics, investigating and resolving customer issues, and driving continuous improvements to ensure top-tier network performance and an excellent subscriber experience. Key Responsibilities Performance Monitoring: Monitor network KPI metrics at both regional (top-down) and cell levels (bottom-up) to investigate abnormal changes and determine root causes. Issue Resolution: Investigate reported customer network issues and implement action plans, including performing RF tuning, managing remedy...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 13, 2026  
Desktop Engineer
Desktop Support Engineer – (Mac Focused) Location: London – 5 days onsite Contract: 3 months IR35: Inside IR35 Start: ASAP We are currently looking for a Desktop Support Engineer with a strong Mac focus to join our customer's IT team in London on an initial 3-month contract. This is a great opportunity for a technically capable Desktop Support Engineer who has a good foundation in IT support, strong Mac experience and, importantly, excellent people skills. The Role You will provide day-to-day desktop support to approximately 150 users, acting as a key point of contact for IT support within the London office. Technical Environment The customer operates a predominantly Apple environment: 90% Mac / 10% Windows macOS and Apple hardware Microsoft Entra ID – desirable Cisco – desirable IT ticketing/service management systems User access management Hardware provisioning and support The role will include: Providing day-to-day desktop support, with a strong focus on Mac/macOS...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Sep 19, 2026  
Package Manager
Are you a Package Manager with experience working on heavy civils for major infrastructure projects?   Do you have previous experience working for a tier 1 contractor?   This is an excellent opportunity for a Package Manager / Agent to join a leading joint venture, delivering buildings as part of HS2.   The ideal candidate will have previous experience working as an Agent / Package Manager for a tier one contractor, delivering building structures, as well as fit out works.   Location: Northolt, West London Rate: £575-£650/day DPE - Umbrella, Inside IR35 Contract: 2 years, expected to run until February 2028   This is a delivery-focused role, responsible for the preparation, management and delivery of headhouse packages, working closely with subcontractors, suppliers, designers and the wider project team.   Key Experience Required: ·Package Manager / Agent-level experience ·Minimum 4 years' experience at Agent level ·Structural steel, civils, architectural fit-out,...
IR35 Status:
Inside IR35

CV-Library Northolt, UK Contractor
CL
Sep 17, 2026  
Sub Agent
Sub Agent Location: West London Randstad is recruiting for an experienced Sub Agent with strong Rail or Civils expertise to support a Station Building project in West London You will be joining a prestigious contractor, working on a combination of civils and building / M&E works Key Responsibilities: Managing Site and section engineers, engineering activities, subcontractors, and/or self-delivery teams Planning, forecasting, and delivering works to programme Liaising effectively with clients, designers, and other key stakeholders Developing and maintaining programmes, risk assessments, and quality assurance documentation Overseeing design coordination, NCRs, RFIs, and health & safety compliance Essential Experience: Significant hands-on experience delivering Civils or rail projects Strong technical knowledge and the ability to manage works independently Excellent communication and stakeholder management skills This role is paid Up to £550 a day Paye inside...
IR35 Status:
Inside IR35

CV-Library Acton, London Contractor
CL
Sep 19, 2026  
Test Equipment Design Support Engineer
World Class Defence Organisation is currently looking to recruit a Test Equipment Design Support Engineer  / Test Development Engineer on an initial 6 month contract.  The role will be a hybrid position of 50 / 50 time spent onsite. This role could suit someone from a background working as a Test Equipment Design Support Engineer,  Test Equipment Design Engineer, Test Equipment Hardware Engineer, Test Development Engineer, Hardware Design Engineer, Electronics Hardware Engineer, Test Systems Engineer or Test Equipment Engineer.   Rate: £60.00 per hour Location: Stevenage Hybrid / Remote working: The role will be a hybrid position of 50 / 50 time spent onsite 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)   Test Development Engineer Job Description: The Test Equipment Hardware Design Capability group is a...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Sep 18, 2026  
Materials Controller
Logistics Operations & Stock Controller - Stevenage, UK Contract Length: 6 Months (Possible Extension) | IR35: Inside IR35 We are currently recruiting for a Logistics Flight Materials & Stock Controller to join our client's logistics operation in Stevenage! Overview The Logistics Flight Materials & Stock Controller will play a key role in ensuring materials, consumables and equipment are accurately managed and delivered to support production and project schedules. Key Responsibilities As a Logistics Flight Materials & Stock Controller, you will be responsible for compiling and delivering kits, consumables and raw materials to production, assembly, integration and test areas. You'll maintain visibility and control of kits throughout storage and distribution activities, manage hazardous, high-value and sensitive equipment, perform regular cycle counts, contribute to daily kit status reporting, support 5S activities and coordinate interplant material shipments....
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Sep 17, 2026  
Commercial Manager
World Class Defence Organisation is currently looking to recruit a Commercial Manager on an initial 12 month contract.  The role will be a hybrid position of 2-3 days per week onsite.   Rate: £80.00 per hour Location: Stevenage Hybrid / Remote working: 3 days per week onsite. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Job Description: To operate within an active, involved and motivated commercial team, in a sector committed to delivering Defence Capability to the UK Armed Forces and other World Governments, covering all aspects of the product lifecycle from concept to disposal. Responsibilities: Business Strategy - maximising identified business opportunities. • Business Winning - Being a key player in the winning of new work. Responsible for the full Route to Contract, including being the...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Sep 17, 2026  
Quality Engineer
World Class Aerospace Company based in Stevenage and Henlow is currently looking to recruit a Quality Engineer subcontractor.   The role is looking for a Quality professional, experienced in process-based integrated management systems & business improvement in an engineering / manufacturing environment. Experience using both risk management and practical problem solving tools e.g. 8D, 5Y, PFMEA etc. Quality Auditing experience required.   Rate: £35.00 per hour Location: Stevenage or Henlow Hybrid / Remote working: 3 days onsite per week.  A compressed 4 day week of Monday to Thursday is also possible 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)   Quality Engineer Job Description:   A vacancy has arisen within the Quality function for the position of Quality Conformance Engineer, reporting to the...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Sep 17, 2026  
Product Quality Assurance Engineer
Product Quality Assurance Engineer 6 month contract Based in Stevenage Offering £35ph Inside IR35 Do you have Quality Auditing experience? Do you have an understanding of AS9102 and AS9100/EN9100 standards? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Product Quality Assurance Engineer, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Provision of professional support and advice on all aspects of quality within Manufacturing; apply quality expertise to critical business issues to support business excellence, continuous improvement, and customer satisfaction Provision of quality assurance assistance to Manufacturing in support of manufacturing...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
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