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Contractor 192
Outside IR35 Stansted Mountfitchet

192 jobs found in Stansted Mountfitchet

CL
Jan 14, 2026  
Aircraft Fitters
MPI have a requirement for Aircraft Fitters to work on site in at Stansted Airport. Our client requires 4 Aircraft Fitters per day from the 12th January 2026 through to the 18th December 2026 (as with all contracts, this may be subject to change) In addition, they require a further 4 Aircraft Fitters to work opposite shifts to cover the whole roster. The Working hours are 07.00 - 19.00 Working the following shift pattern 5 on 5 off 4 on 5 off 5 on 4 off Then this cycle repeats itself from top. 5 on 5 off 4 on 5 off 5 on 4 off Rate of pay is £29.00 per hour limited. Our client has advised that as well as the shifts above, there are extra hours available each week (Overtime is not guaranteed). This contract is deemed outside of IR35 You will require your own tools as well as current Human Factors, EWIS and Fuel Tank Safety certificates. The successful candidate will be a self-motivated individual with experience working in a Base Maintenance environment Required Qualifications &...
IR35 Status:
Outside IR35

CV-Library Stansted Mountfitchet, Essex Contractor
CL
Apr 12, 2026  
Automation Engineer
PLC Automation Engineer Contract 6-12 months Outside IR35 c£55p/h Role Overview Our client is seeking a versatile and proactive Automation Engineer to join their team. You will oversee the technical lifecycle of critical assets—from the decommissioning and relocation of equipment at existing sites to the commissioning and integration within a new, agile, smaller-scale Oral Solid Dose (OSD) facility. This is a hands-on role requiring a practitioner comfortable reviewing, reading, and writing PLC code, while also leading the writing and execution of validation packs for new and upgraded equipment being deployed to a new building. Key Responsibilities PLC Programming & Review: Act as the hands-on technical expert responsible for reviewing, reading, and writing PLC code to ensure equipment functionality. Asset Relocation & Integration: Lead the strategic move of existing equipment from decommissioned facilities into a new OSD environment. Commissioning &...
IR35 Status:
Outside IR35

CV-Library Ware, Hertfordshire Contractor
CL
Apr 11, 2026  
M&E Quantity Surveyor
Astute's Power team is partnering with a leading principal contractor to recruit a M&E Quantity Surveyor with building service experience on a 12 months contract for its site in Essex for an start in April 2026. Key skills Manage contract administration and procurement processes across Mechanical, Electrical, and wider Building Services (MEP) packages, ensuring effective coordination with general construction works. Undertake cost planning, monitoring, and reporting throughout the full project lifecycle, with an integrated approach that considers both MEP and associated building/structural elements. Negotiate with contractors, subcontractors, and suppliers across both M&E and general construction disciplines to secure best value and commercially robust outcomes. Assist in the preparation and agreement of final accounts, including the assessment and settlement of variations, claims, and contractual disputes across multi-disciplinary packages. Demonstrate a strong...
IR35 Status:
Outside IR35

CV-Library Essex, UK Contractor
CL
Apr 12, 2026  
Senior Patient-Centered Outcomes Research Scientist
Talentmark are recruiting for a Senior Patient-Centered Outcomes Research Scientist to join a company in the pharmaceutical industry on a contract basis for 9 months. Salary: £75 – £90 per hour (Outside IR35) Senior Patient-Centered Outcomes Research Scientist Role: Develop and implement patient-centred, fit-for-purpose measurement strategies across the drug development lifecycle Collaborate with global study teams, lifecycle teams, and cross-functional stakeholders to integrate patient-focused outcomes into clinical development Support study start-up, monitoring, and close-out activities related to clinical outcome assessments (COAs) Lead or contribute to the implementation of electronic COAs (eCOA), including user acceptance testing, linguistic validation, and file specification reviews Assess and drive the development or deployment of new measurement tools to capture patient experience effectively Provide subject matter expertise in areas such as digital measurement...
IR35 Status:
Outside IR35

CV-Library Welwyn Garden City, UK Contractor
CL
Apr 11, 2026  
Site Agent - Wastewater (LTD - OUTSIDE IR35)
Randstad are recruiting for an experienced Site Agent with a background in Wastewater or Heavy Civils to work on a Water Framework project in Hertfordshire This is a long term site based contract expected to last a minimum of 12-18Months paid LTD and is deemed OUTSIDE IR35. Scope of works include earthworks, deep drainage, utilities, installation of RC structures and tanks. Previous experience working on Sewage Treatment Works and subcontractor management of multidisciplinary trades is ideal. Requirements: Degree in Civil Engineering or HND Equivalent Experience working within the Wastewater sector for a main contractor / Tier 1 Must be able to drive due to location **Thames Water Passport highly desirable. Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and...
IR35 Status:
Outside IR35

CV-Library Hertfordshire, UK Contractor
CL
Apr 16, 2026  
Mechanical Commissioning Technician
Astute's Power Team are currently recruiting for 6x Mechanical Commissioning Technicians to join the EPC Contractor on the decommissioning of a CHP plant based in Purfleet. The 6x Mechanical Commissioning Technician roles come with a day rate from £400.00 to £450.00 per day outside of IR35. Role responsibilities and key skills for the role: Carry out mechanical commissioning and decommissioning activities on CHP plant systems, including safe shutdown, isolation, and preparation of equipment for dismantling. Assist with the decommissioning of gas engines and/or gas turbines, including controlled run-downs, fluid draining, preservation, and disconnection of mechanical systems. Perform mechanical inspections, condition assessments, and verification of plant status prior to and during decommissioning works. Execute isolation, de-energisation, and lock-out/tag-out (LOTO) procedures in line with site safety and permit-to-work systems. Support removal and disconnection of mechanical...
IR35 Status:
Outside IR35

CV-Library East of England, UK Contractor
CL
Apr 16, 2026  
Senior Quantity Surveyor
Pinnacle are looking to speak to Senior Quantity Surveyors, with a strong background in rail infrastructure, specifically across civil engineering and signalling projects. This is an excellent opportunity for a commercially astute professional to support high-profile rail programmes, ensuring robust cost control, contract management, and project delivery. Key Responsibilities * Lead all commercial and contractual aspects of rail projects, from pre-contract through to final account * Prepare, review, and manage cost plans, budgets, and forecasts * Administer contracts (e.g. NEC forms) including compensation events and variations * Conduct value engineering and cost optimisation exercises * Manage subcontractor procurement, payments, and final accounts * Provide accurate and timely commercial reporting * Support project teams in risk management and mitigation strategies * Liaise with clients, stakeholders, and multidisciplinary teams Requirements *...
IR35 Status:
Outside IR35

CV-Library Hatfield, Hertfordshire Contractor
CL
Apr 16, 2026  
Contract Electronics Engineer (Outside IR35)
Contract Electronics Engineer (Outside IR35) Cambridge – Onsite 5 days Rate dependent on experience Current SC Clearance desirable, DV clearance highly desirable. Join a specialist team designing next-generation hardware and software for secure communications and defence technologies. This is an opportunity to contribute your expertise on a contract basis, helping turn pioneering concepts into real-world prototypes. You’ll work across the full product life cycle, from capturing requirements and designing to developing, testing, and delivering working solutions. You’ll collaborate with multi-disciplinary teams of engineers, scientists, and designers on fast-moving, varied projects. The work spans early-stage prototypes to fully functional systems, offering both intellectual and practical challenges. This role is ideal for contractors who enjoy hands-on work and seeing tangible results from their efforts. We are looking for a real generalist, how has proven experience with a...
IR35 Status:
Outside IR35

CV-Library Cambridge, UK Contractor
CL
Apr 01, 2026  
Stock Condition Surveyor
Are you looking for work within the Stock Condition Surveying industry? Look no further! 1st Select are looking for an experienced Stock Condition Surveyor who would be able to carry out detailed inspections of houses and flats, both internally as well as externally. Our client is a leading Consultancy in the Stock Condition Surveying industry, that has won a large contract covering Cambridge and we are looking for 3 Stock Condition Surveyors to partake in this program. Responsibilities/requirements will include… Stock Condition Surveying Experience HHSRS Experience RDSAP Experience Benefits for the worker Gain more experience in the building surveying industry Flexible working hours *Payment outside of IR35* This will be a 6-month contract with the possibility of leading on to additional work. If this fits your area of expertise, please contact Mackenzie Brooke
IR35 Status:
Outside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
Apr 16, 2026  
Rail Senior Quantity Surveyor
Are you a Senior Quantity Surveyor with experience working for a railway Tier 2 subcontractor?   Do you have multi-discipline experience across Signalling, E&P, and Civils?   Contract Rate: £450/day Outside IR35 - Paid Ltd   Location: Hertfordshire - 3 days in the office / site, 2 days remote working.   Contract Length: Long-term rolling contract.   Role Details: As a Senior Quantity Surveyor, you will oversee the commercial management of multi-disciplinary rail projects across Signalling, E&P, and Civils. Key Responsibilities: ·Manage project budgets, forecasts, and CVRs ·Administer subcontractor accounts, including valuations and final accounts ·Handle variations, compensation events, and claims (NEC) ·Provide accurate commercial reporting and cost advice ·Support project teams to drive commercial performance and mitigate risk ·Ensure timely applications, payments, and cash flow management Essential: ·Senior Quantity Surveyor with experience working...
IR35 Status:
Outside IR35

CV-Library St Albans, UK Contractor
CL
Apr 11, 2026  
Senior Sub-Contract Buyer
Senior Sub-Contract Buyer Luton 6-month Contract - Hybrid £50.00 per hour - Umbrella ARM have an exciting opportunity for a Senior Sub-contract Buyer to join a global leader in aerospace innovation. The Role: Develop and negotiate contracts for materials and sub-contracts using standard and non-standard formats. On contract delivery performance of direct suppliers. Contract management to assure compliance, promote innovation and deliver target driven outcomes to the satisfaction of the programme stakeholders. Understanding mechanisms of mitigating risk associated when entering into commercial agreements whilst considering risk / resilience within the future supply base. Ensure that the appropriate commercial protections are in place such as; effective Non-Disclosure Agreements (NDAs) / Export Licences etc. Support to the internal reporting of external spend and future spend forecasting to support customer requirements. Management of compliance and governance restrictions...
IR35 Status:
Outside IR35

CV-Library Luton, Bedfordshire Contractor
CL
Apr 03, 2026  
Stock Condition Surveyor/DEA
Are you looking for work within the Building Surveying industry? Look no further! 1st Select are looking for an experienced Stock Condition Surveyor / Domestic Energy Assessor who would be able to carry out detailed inspections of houses and flats, both internally as well as externally. Our client is a leading Consultancy in the Surveying industry, that has won a large contract covering Hackney and we are looking for 2 Stock Condition Surveyors/DEAs to partake in this program. Responsibilities/requirements will include… Stock Condition Surveying Experience Experience with lodging EPCs HHSRS Experience Benefits for the worker Gain more experience in the building surveying industry Flexible working hours *Payment outside of IR35* This will be a 3-month contract with the possibility of leading on to additional work. If this fits your area of expertise, please contact Lucy Saphier
IR35 Status:
Outside IR35

CV-Library Hackney, Greater London Contractor
CL
Mar 21, 2026  
Quantity Surveyor Construction
Freelance Quantity Surveyor - On site Central London (Near Old Street) - Immediate start - 8+ months contract - Outside IR35. Tradeline are actively seeking a Quantity Surveyor who is able to complete an 8 month contract based on site near Old Street, Central London. You will be required to carry out a forensic review of the project costings and deliver excellent commercial skills including CVR's and Final Accounts. Reporting into a Commercial Manager and working within a team of 5, you will be involved in delivering an extensive cost management service on the project. The role would suit an experienced Quantity Surveyor who has had experience in build projects, excellent negotiation skills and working within a high pressurised environment. There will also be aspects of troubleshooting, so experience dealing with problematic construction projects would be desirable
IR35 Status:
Outside IR35

CV-Library Hackney, Greater London Contractor
CL
Apr 15, 2026  
IFS Services Architect Outside IR35
6 to 12 month contract engagement Outside IR35 UK Remote Role: Lead the end-to-end design and configuration of IFS Service Management (and related service execution capabilities), ensuring scalable processes, clean integration patterns, and a blueprint fit for multi-country deployment. Skills & Experience: * Strong expertise with IFS (preferably IFS Cloud) in Service/Field Service/Asset Service domains. * Strong understanding of service execution and maintenance contexts (e.g., renewables O&M, utilities, industrial services). * Proven architecture ownership across multi-site / multi-country rollouts. * IFS Service Management configuration expertise (service contracts, work orders, planning/scheduling, mobile). * Integration design thinking (APIs, middleware patterns, event flows). * Workshop facilitation, design authority behaviours, structured documentation. Bonus: * Exposure to IFS FSM / Mobile, Resource Scheduling Optimization, or similar planning tools. *...
IR35 Status:
Outside IR35

CV-Library North West London, London Contractor
CL
Apr 16, 2026  
Automation Developer
Automation Developer Power Automate Outside IR35 Contract | Hybrid | 2 days per week on site Our client is undergoing a large-scale transformation programme and is seeking an experienced Automation Developer to join a high-profile delivery team. You will be responsible for designing, developing and delivering automation solutions across a prioritised RPA workstream. You will play a key role in the full automation lifecycle, from reviewing process requirements and producing solution designs through to testing, deployment, handover and post-go-live support. There is also an opportunity to contribute to the integration of broader intelligent automation technologies, including Machine Learning, OCR and NLP, within an established governance framework. Key responsibilities * Design, develop and deliver end-to-end automation solutions * Review Process Definition Documents (PDDs) and produce Solution Design Documents (SDDs) * Develop Power Automate cloud workflows, RPA workflows and...
IR35 Status:
Outside IR35

CV-Library EC2, Barbican, Greater London Contractor
CL
Apr 15, 2026  
Shopify Developer - London - £350 p/d outside IR35
Shopify Developer - London - £350 p/d outside IR35 - 6 months I'm hiring a Senior Shopify Lead for a 6‑month contract to lead a complex Magento to Shopify Plus migration across multiple brands and markets. Must haves include: * Led end‑to‑end Shopify Plus builds, ideally including a major re-platforming. * Deep knowledge of Liquid, Shopify APIs, Functions, Checkout Extensibility, Markets. * Strong experience with headless/hybrid architectures (e.g. Shopify + Contentful). * Hands‑on integration of OMS/fulfilment systems with complex routing/split orders. * Ability to act as the Shopify domain authority within a large programme-driving decisions, guiding teams and ensuring technical quality. If this sounds like you, get in touch ASAP (url removed) (phone number removed) Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Apr 11, 2026  
Technical/Functional Business Analyst - Funds
Job Title:Technical/Functional Business Analyst - Funds Location: London (2/3 days on-site per week) Salary/Rate: £(Apply online only) per day outside IR35 Start Date: June Job Type: Initial contract until 31/12/2026 Company Introduction We have an exciting opportunity now available with one of our sector-leading consultancy clients! They are currently looking for a skilled Hybrid Business Analyst (Functional/Technical) with deep exposure to the investment funds domain. Job Responsibilities/Objectives This role requires a highly business-aligned individual who can bridge the gap between stakeholders and technical teams, with a strong grasp of fund structures, lifecycles, and associated processes. Engage with business stakeholders to elicit, analyse, and document requirements (both functional and technical) Translate business needs into clear, structured specifications for delivery teams Produce high-quality documentation, including: o Business requirements documents...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Apr 10, 2026  
Project Manager - BMS (contract)
BMS PROJECT MANAGER (Contract) London (hybrid/flexible) | 6-12 months | £400-£500 per day (Outside IR35) We're working with a prestigious client in the building controls industry who are looking for an experienced BMS (building management systems) Project Manager to oversee a range of small to large-scale projects across London and the surrounding areas. This is a great opportunity for someone with strong BMS expertise who enjoys leading projects from start to finish, ensuring quality, budget and timescales are consistently achieved. What you'll be doing: Leading contract meetings and managing project status from handover through to completion Working closely with customers to understand and deliver site-specific requirements Providing technical guidance to clients and colleagues across BMS projects Managing budgets, supplier orders and ensuring efficient project cash flow Designing control strategies, point lists and system descriptions for commissioning teams Staying up...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Jan 21, 2026  
Senior Electrical Design Engineer
Great opportunity to work with this leading international Consulting Engineers who are looking to bring on board a driven and experienced Senior Electrical Design Engineer, Outside IR35, to be an active part of a specialist design team consultancy to work on a variety of Data Centre projects. Key Responsibilities:- Create electrical design drawings and specs for Data Centre Projects. Ensure designs meet all standards and regulations. Support sustainable design and use of innovative tech Work closely with colleagues, clients, architects, and contractors.. Manage project deadlines, budgets, and deliverables. About you: You should hold Degree (or historic equivalent) in Electrical Engineering or related field.- Should have extensive experience in Mission Critical design and building services design, specifically on data centres.- Skilled in Amtech, and Dialux/Relux, with AutoCAD and Revit proficiency being beneficial. Sound knowledge of British Standards and building...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Apr 15, 2026  
Contract Applications Developer (C++ & QT)
Job Title: Contract Applications Developer – C++ / Qt Location: Colchester Rate: £55 - £60 per hour (indicative, outside IR35) Contract Length: 3–6 months Working Arrangements: Primarily on-site, with some flexibility depending on project phase Overview An established technology company based in Colchester is looking for an experienced Applications Developer to support a range of embedded, GUI-driven software projects. Working within a multidisciplinary engineering team, you will focus on delivering high-quality application features, user interfaces, and on-screen display tools using C++ and Qt, closely integrated with embedded hardware systems. This role is assessed as outside IR35, making it suitable for contractors operating via a Personal Service Company (PSC). Key Responsibilities Develop and enhance GUI and application-level features using C++ and Qt for embedded platforms Build on-screen display tools and front-end components for hardware-integrated applications...
IR35 Status:
Outside IR35

CV-Library Colchester, UK Contractor
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