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Inside IR35 Contractor Sawston

116 jobs found in Sawston

CL
Aug 29, 2026  
Manufacturing Technician
MERITUS are recruiting for a Manufacturing Technician to join our client at the forefront of sovereign defence manufacturing projects to support products reaching advanced stages. LIVE BUILD MANUFACTURING TECHNICIAN - INSIDE IR35 - £29.70 PER HOUR - UNDERGO SC - 12 MONTHS (+LIKELY TO GO PERM) - HENLOW, BEDFORDSHIRE - MUST HAVE APPRENTICESHIP BACKGROUND (EVIDENCED) - SECTOR: DEFENCE HOURS: 37 Hours Per Week + OT MUST HAVE APPRENTICESHIP BACKGROUND WITH CERTIFICATES The Live Build Manufacturing Technician will be responsible for carrying out manufacturing, test and inspection tasks within the Live Build Facility, in accordance with product certification procedures, allocated budgets and timescales to meet project objectives. Responsibilities: Specific responsibilities include: Certify the product in line with the product certification procedure. Maintain product certification and approval via regular audits. Possess a versatile skill base with the capability to apply these...
IR35 Status:
Inside IR35

CV-Library Henlow, Bedfordshire Contractor
CL
Aug 29, 2026  
Supplier Due Diligence/Supplier Onboarding Analyst
Supplier Due Diligence/Supplier Onboarding Analyst Certain Advantage is hiring for a Supplier On-Boarding Analyst to join a defence client on a 6-month contract with possible extension. Location: Stevenage. First 8 weeks 3 days on site min, the rest remote. Following this, 2 days on site min, the rest remote. Hours: 37 per week Hourly Rate: Up to £27.38 per hour via Umbrella, inside IR35 Clearance: BPSS to start, full SC to follow What you'll be doing: All Non procurement Vendor Due diligence - Investigating vendors on third party tools, proposing an assessment, validating with compliance On Boarding processing Supplier data management Stakeholder management - Finance, compliance, procurement, rest of business Reporting and dashboardsThe individual Supplier On Boarding/KYC Defence and aerospace regulatory knowledge Knowledge of ISO37001 - Ethics Knowledge of ISO9001 - Quality Advanced excel/word/PowerPoint skills Attention to detail Quick to master new tools and processes...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Aug 29, 2026  
Senior Engineer
MERITUS are recruiting for a Senior Engineer to join the HWIL (Hardware in the Loop) team at a sovereign defence manufacturer as they continue growing their RF, Systems Performance and Design services. SENIOR ENGINEER (HARDWARE IN THE LOOP) - INSIDE IR35 - £55 PER HOUR - 4 DAYS A WEEK ONSITE - STEVENAGE - 6 MONTHS (VERY LIKELY TO EXTEND) - RF / SYSTEMS DESIGN - SECTOR: DEFENCE The Hardware-in-the-Loop (HWIL) team conduct the most complete test of missiles other than a firing and are our client's Missile test track. We design complex, real-time simulations that surround real missile hardware to allow us to 'fire missiles indoors'. Responsibilities: As a HWIL engineer, you will be responsible for developing and maintaining new and existing RF equipment and working with multi-disciplinary teams to combine RF, electronics engineering and software development to produce new capabilities that enable HWIL to run new simulations - Produce new RF targets for missiles to track, simulated...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 27, 2026  
GNC Developer
GNC Developer Inside IR35 Rate - £550.00 - £700.00 pd Stevenage - 3 days on-site Clearance required: BPSS Role Overview We are seeking a skilled GNC (Guidance, Navigation & Control)*Developer/Algorithm*Engineer to support the development of autonomous navigation capabilities for rover platforms. The role focuses on designing, validating, and integrating advanced algorithms that enable intelligent, on-board decision-making in challenging environments. Key Responsibilities Algorithm Development Design and develop advanced GNC algorithms for autonomous rover navigation Implement capabilities to enable real-time, on-board decision-making and autonomy Ensure robustness and reliability of algorithms for operation in complex terrainsSimulation & Prototyping Develop and maintain numerical simulation models to validate algorithm performance Integrate GNC algorithms with rover sensor systems and hardware interfaces Support rapid prototyping activities using Robot Operating...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 27, 2026  
IT Project Manager - Oracle Finance/Dataflow Gen2
Contract IT Project Manager - Hertfordshire - £600 per day (Inside IR35) Start 17th of August is essential - Stevenage once a week/home based rest. Oracle Fusion Finance plus Dataflow Gen1 or Dataflow Gen2 experience Finance - using Oracle software (Oracle Fusion). BI / Reporting - We currently utilise Dataflow Gen1. Need to replace this with Gen 2 or another related solution. Part of the project will be to determine this Software.The IT Project Manager will manage a varied portfolio of internal projects, which may in the first instance include finance, BI reporting and software implementation initiatives. They will be accountable for planning and coordinating delivery, managing stakeholders and suppliers, and ensuring agreed outcomes are achieved. Core deliverables will include project plans, RAID reports, governance packs, budget and resource tracking, and clear progress reporting. They will organise and lead governance meetings, manage risks and dependencies, and...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 27, 2026  
IT Strategic Business Partner
IT Strategic Business Partner - Contract - Must be immediately available Start 10th of August or within one week is essential Inside IR35 - Up to £800 per day Stevenage is head office - hybrid working Need a seasoned IT Business Partner to come into a strategic partner role from day 1. Must have at least 4/5 years IT Business Partner Experience. Need to be available ASAP As our Technology Business Partner, you'll be a key component of this transformation, shaping the divisional technology demand roadmap and ensuring the delivery of solutions that genuinely move the business forward. This is a pivotal, hands-on strategic role. You'll work in partnership with MDs, Technology leaders and business stakeholders. You'll champion and shape business cases with real value, ensure initiatives are correctly sized and aligned, and represent your division's needs through governance and prioritisation. You'll be deeply knowledgeable across IT design, build and operational...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Aug 23, 2026  
Test Development Engineer
We are recruiting for a talented Hardware Design Engineer to join our client's Test Equipment Hardware Design Capability team on a 6-month contract. Part of the Test Equipment Centre of Excellence (TE CofEx), this team designs, integrates, and validates innovative test system hardware solutions that support products throughout their lifecycle. This is a fantastic opportunity to contribute to cutting-edge projects, ensure technical excellence, and help drive engineering success. Role: Test Development Engineer Pay: £50 per hour Via Umbrella Location: Stevenage Contract: Monday- Friday, 37 Hours per week, 6 Months Contract IR35 Status: Inside Security Clearance: SC Required however can start on BPSS Essential Responsibilities Prepare specifications & develop designs in line with all quality and technical standards. Develop proposals for investigations & solutions, following investigation and analysis of technical issues. Carry out design appraisals to ensure all...
IR35 Status:
Inside IR35

CV-Library Stevenage, 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
Aug 25, 2026  
Repair Technician
Repair Technician Contract until 31/12/2026 – Likely to be extended, with permanent potential. Braintree £14.10/hr PAYE 41 hours per week Inside IR35 I am recruiting for a Repair Technician to join our client's aviation repair workshop in Braintree. Working alongside qualified technicians, you will support the repair, maintenance and testing of aircraft safety equipment, including buoyancy devices, life rafts, evacuation slides, oxygen equipment and associated sub-assemblies. This is a physical, hands-on workshop role. Many tasks are completed in pairs and involve positioning, folding and compressing fairly heavy materials correctly. Product-specific training and task instruction will be provided, with the opportunity to take on additional responsibility as competence is demonstrated. Role Responsibilities • Support qualified technicians with the repair, maintenance, calibration and testing of aviation safety equipment. • Follow repair orders, task...
IR35 Status:
Inside IR35

CV-Library Braintree, UK Contractor
CL
Aug 26, 2026  
Quality Technician
Role: IQA Technician Location: Sudbury, Suffolk ASAP Start Duration: 6 months + Pay Rate: £20-£23 P/hr PAYE Inside IR35 Fully site based. Description The IQA Technician will be responsible for completing inspection, control, and disposition of all incoming materials across the Sudbury manufacturing sites, completing all relevant documentation and traceability processes to applicable quality standards. The IQA Inspector ensures that incoming materials to be used by production meet all quality requirements. Job Responsibilities: Carry out inspection of incoming goods across the Sudbury sites using measurement equipment, specifications, and quality control plans (QCP's). Ensuring all incoming materials fully conform to requirements prior to assembly, completing all associated documentation/records and following GDP (Good Documentation Practices). Provide input to the process for the control and disposition of any non-conforming materials, completing tasks, documentation, and...
IR35 Status:
Inside IR35

CV-Library Sudbury, Suffolk Contractor
CL
Aug 26, 2026  
Data Scientist
Job Advertisement: Senior Data Scientist Location: Welwyn Garden City Contract Type: Fixed Term Contract Contract Length: 12 months (6+6) Daily Rate: £550 - £800 per day Inside IR35 Working Pattern: Hybrid About the Role: Are you ready to take your data science career to the next level? Our client is looking for a passionate and hands-on Senior Data Scientist to join their Journey Insights team! In this exciting role, you'll work with both structured and unstructured data, unlocking insights that enhance customer journeys and operational opportunities. What You'll Do: Own the Delivery: Lead end-to-end data science solutions from problem framing to deployment, ensuring your work delivers tangible results. Deep-Dive Analysis: Use hypothesis-driven approaches to uncover customer journey opportunities and translate findings into actionable recommendations. Innovative Solutions: Combine structured datasets with unstructured sources (like text and customer interaction data) to create...
IR35 Status:
Inside IR35

CV-Library Welwyn Garden City, Hertfordshire Contractor
CL
Aug 23, 2026  
Composite Laminator
Composite Laminator Location: Witham, Essex Pay Rate: Negotiable (Paid via PAYE Inside IR35) Monday to Friday, 08:00-4:30 (Plus 20% uplift on night shift) Contract: 6 - 12 months, potential for extension/permanent About Us We deliver all aspects of design, engineering, testing and manufacture from a single facility. This vertical integration represents considerable supply chain benefits to our customers and a broad working environment for our teams. We are partners on ultra-premium, low-volume programmes delivering vehicle programmes for the ultra-exclusive, ultra-high-value automotive sector for automotive brands. Role Summary: We have an exciting opportunity for Carbon Laminators to join our team delivering design, engineering, and manufacturing solutions for some of the world's most exclusive and ultra-premium car programmes. If you have a passion and desire for delivering high-end products and components - intricate machining, carbon fibre mould tooling, complex jigs, and...
IR35 Status:
Inside IR35

CV-Library Witham, Essex Contractor
CL
Aug 27, 2026  
Lead Hardware Engineer
Lead Hardware Engineer Based in Luton 12-month contract Paying up to £70p/h (Inside IR35) Please note - Due to the nature of the work, you'll be required to already hold or be eligible to obtain a high level of UK Security Clearance Overview: Required to solve complex technical challenges involving high-speed digital design, FPGA-based architectures, signal processing, hardware integration and system qualification within a highly regulated defence environment. Responsibilities: Design and develop complex digital and mixed-signal hardware solutions for defence and aerospace applications. Define hardware architectures for FPGA, SoC and processor-based systems. Capture schematics and support PCB layout activities for high-speed, high-performance digital designs. Design and verify high-speed interfaces including DDR memory, PCIe, Ethernet and similar protocols. Integrate FPGA, processor, software and firmware components into complete system solutions. Perform design analysis,...
IR35 Status:
Inside IR35

CV-Library Luton, Bedfordshire Contractor
CL
Aug 27, 2026  
Principal Firmware Engineer
Principal Firmware Engineer Based in Luton 12-month contract Paying up to £85p/h (Inside IR35) Please note - Due to the nature of the work, you'll be required to already hold or be eligible to obtain a high level of UK Security Clearance Overview: As the Principal Firmware Engineer, you will work with the support of experts in their field, using world-class facilities to deliver Firmware for complex digital systems that meet challenging future customer requirements. Responsibilities: Auto-generating code using model-driven engineering using MATLAB and Simulink tools Design using tools such as Xilinx, TCL, Verilog, System Verilog, and UVM Derivation of detailed Firmware requirements and architecture from system requirements Experience required: Design tools such as Xilinx, TCL, Verilog, System Verilog, and UVM FPGA architectures such as Xilinx 7. Xilinx UltraScale; Intel (Altera) or Microsemi (Actel). Fast interfaces such as PCIe, Ethernet, and JESD A structured approach...
IR35 Status:
Inside IR35

CV-Library Luton, Bedfordshire Contractor
CL
Aug 29, 2026  
Manufacturing Engineer
Manufacturing Engineer / NPI Process Engineer Manufacturing Engineer required for a long term contract Peterborough (initial 9-12 Months, likely to become ongoing though). £38.00  FCSA Umbrella (Role is deemed inside IR35) £28.00 paye Office Based 5 days PW in Peterborough The Manufacturing Engineer is expected to function as a specialist with respect to a specific technical phase of an increase in production significantly over the next 12-18 mths the process improvement function and which generally falls within the area of Assembly of Machinery Work assignments may be specialised in nature but may also be broad based with coordination between other staff personnel to complete a larger project. Evaluate projects to define desired results and determine logical approaches. Evaluates such NPI factors as cost, assembly, equipment, space, etc. as well as other information needed to determine requirements. Prepares feasibility studies for appropriateness and cost...
IR35 Status:
Inside IR35

CV-Library Peterborough, UK Contractor
CL
Aug 27, 2026  
Credit Controller
Credit Controller / Accounts Payable Assistant Peterborough | £21.00 per hour FCSA Umbrella (Inside IR35) | £15.40 per hour PAYE | 6–9 Month Contract | Immediate Start Office based 5 days PW in Peterborough An excellent opportunity has become available for an experienced Credit Controller to join a global manufacturing organisation at their Peterborough site. This is an initial 6–9 month contract with the potential for extension, supporting a busy Finance team during a period of significant business activity and process change. Working within a collaborative Accounts Receivable team, you'll be responsible for managing customer accounts, chasing outstanding payments, reducing aged debt and supporting a range of finance-related projects. This is a varied role offering exposure to an international customer base within a well-established engineering business. Key Responsibilities Managing a portfolio of customer accounts and collecting outstanding payments. Reducing aged debt whilst...
IR35 Status:
Inside IR35

CV-Library Peterborough, UK Contractor
CL
Aug 26, 2026  
Accounts Payable Clerk
Location: Peterborough (Fully Onsite) Contract: 6 Months with potential extension Rates: £21/hour Umbrella (Inside IR35) OR £15.40/hour PAYE Hours: 37 hours per week (Flexible start/finish times and earlier finish on Fridays)   We are looking for an Accounts Payable Clerk to join a Global Automotive company based in Peterborough. The current team of 6 oversee a portfolio of key global customers, driving cash collection, managing the dunning process, and minimising payment risk.   Requirements: Advanced MS Excel Familiarity with Power BI or data analytics tools. An AAT qualification (or equivalent). Memberships with the Institute of Credit Management or Institute of Export. Experience in a fast-paced manufacturing/industrial environment or knowledge of SOX controls
IR35 Status:
Inside IR35

CV-Library Peterborough, UK Contractor
CL
Aug 26, 2026  
Interim Assistant Company Secretary
James Stevens Associates is supporting a Housing provider in North London with the appointment of an experienced Interim Assistant Company Secretary. * Interim Assistant Company Secretary * Housing Provider | Hybrid Pattern * £250 - £325 per day | 4-5 days per week * Inside of IR35 (We will support Umbrella Company set up) * 2 days office attendance with 2 or 3 days from home * Initial 3 month contract with potential to move permanently This is an excellent opportunity to join an established governance team during a period of transition and provide essential support across a complex group structure involving multiple Boards and committees. The immediate priority will be helping the organisation successfully deliver its September Board cycle. The assignment is expected to continue through to at least the December cycle while the organisation develops and recruits its future permanent governance structure. The role Reporting directly to the Company Secretary, you will...
IR35 Status:
Inside IR35

CV-Library Barnet, Greater London Contractor
CL
Aug 28, 2026  
Health Safety & Wellbeing Manager
Are you a Health and Safety Manager with experience on major infrastructure projects for a Tier 1 or Tier 2 contractor? Do you have a strong background delivering underground utilities projects including water, gas, power or telecommunications? Location: South Essex Rate: £450/day inside IR35 Contract Length: Until December(extension likely) Hours: 45 hours per week, Monday to Friday A major contractor is looking to appoint an experienced Health & Safety Manager to support the delivery of a major utilities package on one of the UK's largest infrastructure projects. Working across a programme of utility diversions including water, gas, power and communications, you'll play a key role in supporting the project team, engaging with subcontractors and maintaining strong relationships with the client. This is a site-based role with flexibility to work from home when completing administration or attending meetings remotely. Responsibilities ·Provide day-to-day Health &...
IR35 Status:
Inside IR35

CV-Library Upminster, UK Contractor
CL
Aug 27, 2026  
Temporary Works Coordinator
Temporary Works Coordinator (TWC) Location - Suffolk Rate - £340 per day (Inside IR35) Duration - Long Term Contract Key Responsibilities Manage and coordinate all temporary works activities in accordance with BS 5975:2019 and project procedures. Maintain and regularly review the Temporary Works Register. Coordinate with designers, site teams, and stakeholders to ensure safe and compliant temporary works solutions. Review and issue Temporary Works Design Briefs and ensure designs are adequately checked and approved. Manage the temporary works design process, including design changes and approvals. Carry out inspections and audits to ensure temporary works are installed in accordance with approved designs. Produce and manage ITPs, quality documentation, and inspection hold points. Ensure temporary works are maintained, monitored, and safely managed throughout their lifecycle. Support site teams with technical guidance, risk management, and construction...
IR35 Status:
Inside IR35

CV-Library Suffolk, UK Contractor
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