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Contractor 71
Outside IR35 Saffron Walden

71 jobs found in Saffron Walden

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 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 18, 2026  
PSV Technician Cambridge *contractor
Roles - PSV Engineer / PSV Technician / PSV Mechanic / Bus Technician Location: Cambridge Pay Rate: £34.00 per hour Outside IR35 Do one of these roles describe you? Do you feel undervalued your current role? Are you an experienced PSV Mechanic? Are you available to start work right away? Why not come join our team of engineers here at Excel Resourcing, we specialise in supporting several blue-chip clients who operate in the road transport industry. Benefits of working for Excel: * Weekly Pay * Long-term contracting work * Product Training provided * Minimum Hourly Rate of £34.00 These roles involve: * Carrying out routine maintenance and repairs on all makes of PSV * Diagnosing and rectifying all types of PSV faults * Ensuring all vehicles worked upon are handled carefully and that the relevant precautions are taken whilst on the premises. * Liaising with the parts department to attain correct parts. * Ensuring health & safety regulations and safe...
IR35 Status:
Outside IR35

CV-Library Cambridge, Cambridgeshire Contractor
CL
Apr 17, 2026  
Electronics Engineer
Electronics Engineer - Contract Cambridge (Onsite) Outside IR35 Up to £85 per hour We are seeking an experienced Electronics Engineer to join a highly advanced engineering environment working on cutting-edge defence and security technology. This is a full-time onsite contract role based in Cambridge, offering the opportunity to work on complex, real-world challenges from concept through to delivery. You will be part of a multi-disciplinary team of engineers and scientists, developing innovative solutions across a wide range of projects, from early-stage proof of concept through to fully functional prototypes. The Role You will take ownership across the full product lifecycle, including requirements capture, design, development, testing and delivery. The work is varied, fast-paced and technically challenging, with a focus on electronics design, testing, and system-level hardware integration. Key Responsibilities Design, develop, and test electronic hardware from concept...
IR35 Status:
Outside IR35

CV-Library Cambridge, Cambridgeshire 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 18, 2026  
RF Design Consultant
RF Design Consultant | Outside IR35 | £60-70p/h My client requires an experienced RF Design Engineer to provide expert-level hardware development and integration support for our next generation of high-reliability wireless terminals. The consultant will be responsible for the end-to-end design, simulation, and hardware-level optimisation of critical RF subsystems. Scope of Work & Deliverables: * Complete component-level schematic design and PCB layout supervision for high-power RF chains, specifically focusing on Power Amplifiers (PA), Low Noise Amplifiers (LNA), and Frequency Generation circuitry. * Perform detailed circuit and electromagnetic simulations using ADS or CST to predict performance and ensure first-pass success of matching networks and filter designs. * Deliver optimised hardware solutions operating across the 700MHz to 6GHz range, ensuring full compatibility with 5G/LTE/4G and WiFi standards. Required Technical Expertise: * Deep expertise in...
IR35 Status:
Outside IR35

CV-Library Milton, Cambridgeshire 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 18, 2026  
Contract Service Delivery Engineer
HIRING: SC Cleared Service Delivery Engineer (SDE) | Outside IR35 | Remote/ Cambridgeshire | Urgent 🚀 * Contract * SC Cleared Service Delivery Engineer * £505 OutsideIR35 * Remote | Initial 2 weeks onsite We are looking for an experienced SC Cleared Service Delivery Engineer to join a fast paced managed services environment on an initial 3 month Outside IR35 contract, with strong potential for extension. This role is primarily remote, with an initial onboarding period onsite in Cambridgeshire for the first 2 weeks with minimal travel thereafter. You will take technical ownership of customer platforms, ensuring stability, performance, and continuous improvement across modern cloud and endpoint environments. Essential Skills: 🚀Active SC Clearance (required) 🚀Strong experience working within a Managed Services (MSP) environment 🚀Proven background in Microsoft Intune and modern endpoint management 🚀Solid experience with Microsoft Azure and Entra ID / Azure AD 🚀Experience...
IR35 Status:
Outside IR35

CV-Library Cambridgeshire, UK Contractor
CL
Apr 17, 2026  
Regulatory Labelling Manager
Talentmark are recruiting for a Regulatory Labelling Manager to join a company in the pharmaceutical industry on a contract basis for 12 months. Salary: £65 – £70 per hour (Outside IR35) Regulatory Labelling Manager Role: Drive and optimise regulatory labelling strategy across the full product lifecycle. Author, maintain, and manage Core Data Sheets (CDS) and associated documentation. Lead the development and maintenance of EU and US product labelling. Provide strategic regulatory input on labelling requirements across global markets. Support product teams with CDS implementation and manage local label deviations. Respond to Health Authority queries related to labelling. Collaborate cross-functionally with regulatory, product, and project teams. Contribute to continuous improvement of labelling processes and standards.Your Background: Degree in Life Sciences or a related field. Strong experience within Regulatory Affairs, ideally with a focus on labelling strategy. Proven...
IR35 Status:
Outside IR35

CV-Library Welwyn Garden City, UK Contractor
CL
Apr 17, 2026  
Regulatory Affairs Labelling Manager
Role: Regulatory Labelling Manager Location: Welwyn (Hybrid - with flexibility for remote working) Hours: Full-time Pay: £367.54 - £376.97 (PAYE basic) OR £487.50 - £525 (LTD / UMB) per day Contract: 12-month contract outside IR35 An excellent opportunity has arisen for a Regulatory Labelling Manager to join one of our longstanding global pharmaceutical clients on a 12-month contract basis outside IR35. This role sits within the Regulatory Affairs function, focusing on the development and delivery of global labelling strategies across the product lifecycle. Benefits: 12-month contract outside IR35 Hybrid working with flexibility for remote working Opportunity to work on global regulatory strategy Collaborative cross-functional environment The Requirements: Degree in Life Sciences or a related field Strong experience within regulatory affairs, ideally with a focus on labelling Experience developing and maintaining Core Data Sheets (CDS) Knowledge of EU and US labelling...
IR35 Status:
Outside IR35

CV-Library Welwyn Garden City, Hertfordshire 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 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 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
CL
Apr 18, 2026  
RD&T Software Engineer
Are you a RD&T Software Engineer? Do you have experience working directly with RD&T technology? Are you confident developing software tools for tolerance analysis, variation simulation, and robust design? If so, a market leader is currently looking for an RD&T Software Engineer on an Outside IR35 contract basis! RD&T Software Engineer OUTSIDE IR35 Contract Monday to Friday (Days) Leamington Spa RD&T Software Engineer Job Description: Develop and maintain software tools for tolerance analysis, variation simulation, and robust design, enabling engineers to evaluate product performance under real-world variability. Implement statistical models and algorithms (e.g., Monte Carlo simulation, Design of Experiments) to analyse variation, predict risk, and support data-driven design decisions. Integrate RD&T solutions with CAD and PLM systems Collaborate with cross-functional teams including design, manufacturing, and quality engineering to translate requirements...
IR35 Status:
Outside IR35

CV-Library Luton, 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 18, 2026  
Contract Hardware Automation Test Engineer
Job Title: Contract Hardware Automation Test Engineer Location: Colchester Rate: £50 to £60 per hour Employment Type: Contract Working Arrangements: Onsite working (most of the work will be in the lab, flexibility when this is not required) Are you competent in performing manual and automated testing on electronic hardware? I’m supporting a Colchester‑based engineering team who are looking for a Contract Hardware Automation Test Engineer to join them on a 6‑month contract. You’ll be hands‑on in the lab, testing embedded hardware using oscilloscopes, multimeters, and other bench equipment. Once the manual test approach is understood, you’ll help automate it - and investigate any failures when tests don’t behave as expected. This role is ideal for someone who enjoys practical lab work, debugging, and building smarter, automated ways to validate hardware. What you’ll be doing * Performing manual testing on embedded hardware systems * Using oscilloscopes, multimeters, and standard...
IR35 Status:
Outside IR35

CV-Library CO1, Colchester, Essex Contractor
CL
Apr 18, 2026  
Freelance Commercial Manager
Role: Commercial Manager Location: St Albans Rate: Up to £600pd. (outside IR35) The Company: This industry-leader are a privately backed business on a huge growth trajectory which will see their group turnover double to more than £1bn in the next 3 years. The group is made up of several successful subsidiaries that operate across the construction, civil engineering, and infrastructure sectors. This Commercial Manager position will be an opportunity to join their infrastructure division which supports the development of sustainable communities with smart infrastructure across the design, maintenance & development of critical water infrastructure for Water across AMP8. Your Role: Reporting into the HOC, as a Commercial Manager you will make an immediate impact in the successful delivery of a portfolio of infrastructure schemes across the Northeast. Dividing your time between the office site, and working from home, you will be responsible for managing CVRs, cost...
IR35 Status:
Outside IR35

CV-Library St. Albans, Hertfordshire 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 18, 2026  
Estimator
Our client, a rapidly expanding family owned Contractor who specialise in M&E and Air Conditioning works on Rail, LU and Airports are seeking the services of an Estimator to work from their head office in Rayleigh. The role requires Bills of Quantities and Measurement works on various TFL schemes and works they have at Heathrow Airport and putting the Costs together for the Senior Management Team. To be considered you will either have up to 5 years experience in Estimating or come from a QS background and will have undertaken Estimating duties in your role. You will ideally have M&E experience however this is not essential. Excellent day rate on offer which is Outside IR35 and comes with an immediate start and ongoing contract. This is a great role with a company that is expanding and has great offices and people to work with. We can recommend this role so if interested, please send a copy of your CV to Dave Rowe by email or call Dave on (phone number removed)
IR35 Status:
Outside IR35

CV-Library Rayleigh, Essex Contractor
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