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Contractor 28
Inside IR35 science

28 science jobs found

CL
Jun 14, 2026  
Data Scientist
Hiring: Data Scientist (Credit Risk) | £490/day | Remote (UK) 🚨 I'm currently working with a client looking for a hands-on Data Scientist to join their team on a credit risk & customer analytics project. This is a great opportunity for someone who enjoys practical, business-facing data science - working with real data, improving models, and influencing decision-making. 💡 What you'll be doing Building and improving predictive models (starting with logistic regression, progressing to more advanced methods) Working with large customer datasets to support credit risk and onboarding decisions Running data QA checks and validating datasets Analysing model performance and turning outputs into clear business insights Supporting initiatives across fraud, identity risk, and investigations 🛠️ Tech / Tools Python (increasingly), R Azure / Databricks Large-scale data environments ✅ Ideal background Experience in Data Science / Machine Learning roles Strong understanding of...
IR35 Status:
Inside IR35

CV-Library Cardiff, UK Contractor
CL
Jun 14, 2026  
RF Engineer
Our client has an opportunity for a RF Engineer to join them on a contract basis for 6 months with possible extension. You will be designing complex, real-time simulations that surround real hardware. Role: RF Engineer Location: Stevenage, 4 days onsite per week Hours: 37 per week Hourly Rate: £65-£75 per hour via Umbrella, inside IR35 Clearance: BPSS required before starting, full SC to follow What you'll be doing: As a HWIL RF engineer, you will be responsible for designing and 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 the HWIL team to run new simulations. You will be able to adapt to new engineering situations and be comfortable in abstracting detail in order to understand the simulation and missile's behaviour What you'll be doing: Broad engineering experience with deeper experience in some of the following...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Jun 12, 2026  
Principal Electronics Engineer
Principal Electronics Engineer Basildon 6-Month Contract Paying up to £75p/h (Inside IR35) Key Responsibilities Undertake project tasks covered by a statement of work, detailing input, processes and output together with cost/timescale constraints to ensure delivery of project objectives. Design of engineering solutions taking into account all requirements such as product quality, safety, reliability and testability. Present robust engineering solutions at design and peer reviews to ensure technical accuracy of specifications, designs and reports. Completing requirements capture, schematic capture and PCB Layout (Dx Designer and Expedition - Siemens EDA), circuit simulation, driving the design review process whilst collaborating with other engineering functions and manufacturing. High Speed Digital circuit design including use of LVDS, JESD204 and/or Ethernet communications. FPGA & Processor circuit design including use of DDR memory devices and supporting power and...
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
Jun 12, 2026  
Network Detection and Response (NDR) Test Manager
Network Detection and Response (NDR) Test Manager 6 months contract - Inside IR35 - market rate London based - 3 days a week on site Banking sector Role Overview We are seeking an experienced Test Manager to lead the end-to-end testing activities for critical programme initiatives comprising of Network Detection and Response (NDR) implementation and an end user project focused on Device Trust and Application Security within Citrix products along with other infrastructure/cyber initiatives. The successful candidate will be responsible for the testing lifecycle, working closely with all members of the programme team and the wider organisation to ensure thorough test planning, execution, reporting and completion of testing activities. Key Responsibilities Develop and take ownership of the overall test strategies. Execute testing where necessary either project team or end users Plan and coordinate all phases of test execution, making sure activities align with programme...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 12, 2026  
Senior Data Scientist
Senior Data Scientist - Contract £700-£850 per day | Inside IR35 | Hybrid (1 day per week London) We're looking for a Senior Data Scientist to design and deliver advanced risk and predictive models within complex, highly regulated environments. This role sits at the intersection of analytics, risk, and decision science, focusing on building models that enable organisations to identify emerging threats, quantify risk exposure, and make informed, evidence‑based decisions. You'll work across large, complex, and often sensitive data sets to develop modelling frameworks that support real‑world, high‑impact outcomes. Key responsibilities: Design and develop advanced risk models, including predictive, probabilistic, and scenario‑based modelling approaches Apply data science techniques to risk scoring, anomaly detection, and threat assessment across complex datasets Build and deploy machine learning models into production, ensuring scalability and robustness Develop scenario...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 11, 2026  
Senior UX Researcher - Publishing Industry - London
Job Title:Senior UX Researcher - Publishing Industry - London Location: London - once or twice a week in the office (candidates must be able to attend the office 5 days per week if needed) Salary/Rate: £690 per day inside IR35 Start Date: 08/06/2026 Job Type: Contract - 3 to 6 months Company Introduction We have an exciting opportunity now available with one of our sector-leading publishing clients! They are currently looking for a skilled Senior UX Researcher to join their team for an initial three-month contract. Candidates must be able to interview next Thursday and available to start on 1st June. Job Responsibilities/Objectives You'll lead our understanding of user behaviours, needs, and motivations, setting the direction for UX Research across a business or product line. You'll bring expertise in a wide range of research and testing methods, and your insights will directly influence strategy and design decisions. Along the way, you?ll also play a supportive role in...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 11, 2026  
Senior Technology Engineer
Job Description CCL Global is supporting a major UK rail infrastructure organisation in the recruitment of a Senior Technology Engineer to support innovation and digital transformation initiatives across a high-profile transportation asset portfolio. This position will play a key role in driving automation, remote inspection technologies, AI-enabled monitoring and data-led maintenance strategies across operational rail infrastructure. Location: London, UK. Type of Contract: 6 Month contract(Inside IR35) with Strong Potential to Convert to Permanent Hybrid Working – Minimum 2 Days Per Week Onsite Reporting into the Head of Innovation, this role will support the deployment of emerging technologies designed to: Reduce manual maintenance activities, Improve operational efficiency and safety, Support digital transformation initiatives, Enhance asset management and infrastructure monitoring capabilities Key duties will include: * Delivery of innovation and automation projects...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 10, 2026  
Senior Technology Engineer
Job Title: Senior Technology Engineer Location: Stratford, London (Hybrid – min.2 days per week onsite) Contract Duration: 6 Months Daily Rate: £ (Apply online only)/day (Umbrella – Maximum) IR35 Status: Inside IR35 The Role: To provide technical leadership and delivery accountability for innovation across the asset base, progressing new technologies from development and trial into safe, assured, and value‑for‑money operational deployment. The role operates with a high degree of professional autonomy, acting as a subject‑matter expert and technical authority within the innovation framework. Lead the identification, development, and deployment of innovation initiatives aligned to strategic objectives. Act as technical authority for assigned innovation projects, setting direction and ensuring engineering integrity. Translate emerging technology into practical, deployable solutions for operations and maintenance. Minimum Requirement: Experience working with drones and associated...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 10, 2026  
Project Engineer
Senior Technology Engineer (Innovation & Drones) * Location: Stratford, London (Hybrid – minimum 2 days per week onsite) * Duration: 6 months (Strong potential to convert to permanent) * Rate: £450 - £470 per day (Inside IR35) * Clearance: BPSS * Application Deadline: URGENT – Thursday 21st May at 17:00 About the Role Are you a tech-forward engineer passionate about automation, drone technology, and AI? We are seeking a Senior Technology Engineer to join a high-profile innovation team dedicated to modernising high-speed rail infrastructure (HS1). This is a transformational, hands-on contract role where you will drive the innovation agenda, directly reducing manual maintenance by introducing bleeding-edge automation and remote condition monitoring technologies. Key Project Focus Areas * Drone Technology: Leading the deployment of drones for inspecting hard-to-reach assets (ventilation shafts, steep embankments) and...
IR35 Status:
Inside IR35

CV-Library Stratford and New Town, Greater London Contractor
CL
Jun 10, 2026  
Senior UX Researcher - Technical Products
Job Title:Senior UX Researcher - Technical Products Location: London - once a week in the office Salary/Rate: £690 per day inside IR35 Start Date: 08/06/2026 Job Type: Contract - 3 months initially Company Introduction We have an exciting opportunity now available with one of our sector-leading publishing clients! They are currently looking for a skilled Senior UX Researcher to join their team for an initial three-month contract. Job Responsibilities/Objectives You'll lead our understanding of user behaviours, needs, and motivations, setting the direction for UX Research across a business or product line. You'll bring expertise in a wide range of research and testing methods, and your insights will directly influence strategy and design decisions. Along the way, you'll also play a supportive role in mentoring fellow researchers, helping the team grow stronger together Focuses on customer and user needs by understanding use cases, integrating UX feedback into design,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 10, 2026  
Project Engineer/Technical Engineer
Project Engineer / Technology Engineer - HS1 Rail Infrastructure 6-Month Contract | Potential Permanent Opportunity Inside IR35 £450 to £470 per day (Umbrella rate). Hybrid - Location Stratford London. We are seeking a technically strong Project Engineer / Technology Engineer to support innovation projects across the HS1 asset base. The role will focus on automation, digital technologies, and improving maintenance efficiency, safety, and sustainability. Key Responsibilities Deliver innovation and technology projects across HS1 Support automation of inspection and maintenance activities Implement emerging technologies and digital solutions Drive operational efficiency and asset performance improvements Engage with engineering, operations, and external technology partners Essential Skills & Experience Experience delivering technology or innovation projects Exposure to drones and/or remote condition monitoring Strong technical mindset with software/systems understanding...
IR35 Status:
Inside IR35

CV-Library Stratford, London Contractor
CL
Jun 09, 2026  
Point of Care Training Specialist
Role: Point of Care Training Specialist Location: Field-based - Glasgow / Greater Glasgow & Clyde region Hours: Full-time Pay: £185.00 - £240.00 per day PAYE or £230.00 - £300.00 per day UMB Contract: 6-month contract inside IR35 An excellent opportunity has arisen for a Point of Care Training Specialist to join one of our longstanding clients, a global diagnostics organisation, on a 6-month contract inside IR35. This is a field-based role supporting the implementation of glucose and ketone meter solutions across NHS Greater Glasgow & Clyde. You will deliver high-quality operator training, support clinical teams during rollout, and help ensure a smooth user experience across hospital and community settings. We are looking for 1 Point of Care Training Specialist based in Scotland who can start within a maximum 1-month notice period. Benefits: Weekly competitive pay 25 days holiday + bank holidays Opportunity to work with a globally recognised diagnostics...
IR35 Status:
Inside IR35

CV-Library Glasgow, UK Contractor
CL
Jun 09, 2026  
Environmental Lead
Job title: Environmental Lead Job Type: Contract IR35 Status: Inside IR35 Start date: Subject to clearance Duration: 12 months Pay rate: DOE Location: Preston Hybrid/Remote Working: Hybrid - 3 days onsite, 2 days remote Hours of work: 40 hours per week Role information: Join a leading nuclear sector environmental team and take ownership of environmental compliance, permitting, and safety case input across high profile projects. We're looking for an experienced Environmental Lead to act as a trusted advisor across environmental regulation, permitting, and hazard analysis on a major regulated site. Lead environmental permitting (RSR, Installation/PPC, GHG) and manage variations, renewals & compliance. Responsibilities: Regulatory Compliance & Permitting Act as the site technical authority for environmental Permits on projects including: RSR Permit (radioactive discharges, disposals, waste management). Installation Permit (PPC) covering industrial activities, emissions,...
IR35 Status:
Inside IR35

CV-Library Preston, Lancashire Contractor
CL
Jun 14, 2026  
It Support Engineer / Coordinator
Initially 5 months with a view to extend. Inside IR35 Key responsibility will be liaison between, the customer, engineers, PMO Team, and Partners, where the role will be the main interface and organising/scheduling end user activity and liaising with technical teams. This is a hybrid role and with the expectation to work from home 3 days per week and at the customer site 2 days per week within the West Midlands area. Key Responsibilities * Co-ordinate activities on site with end-users and engineers and manage any no-shows, cancellation, reschedules etc * Ensure effective communication with the business and stakeholders (including 3rd parties/partners) ensuring this is delivered in a timely and clear fashion, with expectations clearly set and met. * Effectively manage and document any issues/escalations raised in an Issue Log, ensuring these are dealt with in an effective and prompt manner and to a successful conclusion. * Be proactive in driving timelines with all...
IR35 Status:
Inside IR35

CV-Library CV35, Gaydon, Warwickshire Contractor
CL
Jun 14, 2026  
Senior Project Engineer
Senior Project Engineer - EC&I (Electrical, Controls & Instrumentation) Malton, North Yorkshire | Hybrid (2 days on-site, 2 days remote) 12‑month contract | Inside IR35 | Rate: Negotiable Our client is seeking an experienced Senior Project Engineer - EC&I, to support the delivery of complex engineering projects within a highly regulated industrial environment. This is a fantastic opportunity for a technically strong engineer to play a key role across the full project lifecycle, contributing to high‑profile, safety‑critical programmes. The role In this role, the Senior Project Engineer / EC&I Engineer, will identify functional requirements and stakeholder needs, manage engineering support to projects and contribute to Project Execution Plans, including design, safety case and commissioning strategies. You will lead concept and detailed design activities, produce and approve technical specifications and oversee contractors' design and construction activities....
IR35 Status:
Inside IR35

CV-Library Malton, North Yorkshire Contractor
CL
Jun 14, 2026  
Sub Agent
Sub Agent   North West England Freelance Inside IR35 Opportunity £60 per hour   We're looking for an experienced Sub Agent to join a major infrastructure scheme delivering complex civils works across earthworks, reinforced concrete structures, utilities and enabling works. This is a hands-on leadership role suited to someone who thrives in a fast-paced site environment and can confidently manage engineering teams, subcontractors and programme delivery while maintaining high standards of safety and quality.   Key Responsibilities as Sub-Agent ·Manage a section of works from planning through to delivery ·Lead and coordinate Site Engineers and Section Engineers ·Drive health & safety compliance including RAMS and permits to work ·Oversee quality inspections, audits and handover documentation ·Monitor programme performance, productivity and subcontractor delivery ·Resolve technical and construction issues alongside design teams ·Support cost control, reporting and...
IR35 Status:
Inside IR35

CV-Library Middlesbrough, UK Contractor
CL
Jun 14, 2026  
Vehicle Build Technician
Expleo are actively recruiting for Development and Prototype Technicians to work within a state-of-the-art factory facility, with high performance road vehicles. Working within their highly experienced team, we are offering contract inside of IR35 opportunities, based in Surrey, where you will be working to assemble, maintain, prepare, and support the operation of, multi-project test and development vehicles and rigs. Please note Unsocial hours and frequent travel may be required as part of this role including regular off-site UK, European and occasional worldwide test support duties. Responsibilities: * Build multi-project concept/mule/prototype and production level vehicles and simulation rigs to the highest standards, using specified processes where applicable. * Preparation and operation of such vehicles for test and development activities at multiple locations, including industry proving grounds and racing circuits. * Two-way interaction with design and engineering staff to...
IR35 Status:
Inside IR35

CV-Library Surrey, UK Contractor
CL
Jun 13, 2026  
Senior Site Engineer
Senior Site Engineer - Contract (2 Months initially) Locations: Multiple sites across Scotland & the North East Day Rate: £350-£400 PAYE (Inside IR35) Start Date: 1 June 2026 We're seeking an experienced Senior Site Engineer to provide short‑term cover across a portfolio of active civil engineering and energy project sites. This role is ideal for someone who can step into fast‑moving environments to keep projects running smoothly. You'll be supporting several live sites, so flexibility to travel and the ability to work with minimal supervision are essential. Key Responsibilities Temporary Works Coordination - oversight and coordination of temporary works activities Quality Assurance - ensuring compliance with project specifications and standards Check Sheets - completion and management of site documentation Lift Plans - reviewing and supporting lift planning activities Setting Out - delivering accurate setting out across various work packages Requirements Senior...
IR35 Status:
Inside IR35

CV-Library Wooler, Northumberland Contractor
CL
Jun 12, 2026  
Document Controller
Job title: Document Controller Job Type: Contract IR35 Status: Inside Start date: August Duration: 4 Months Pay rate: Depends on experience Location: Hartlepool Hybrid/Remote Working: On site Hours of work: 37.5 hours Role information: - Support the control, distribution, and filing of project documentation. - Maintain document registers and electronic filing systems. - Ensure documents are uploaded, tracked, and archived correctly. - Assist with document formatting, revisions, and version control. - Liaise with internal teams and external stakeholders regarding document submissions and updates. - Support project teams with document retrieval and reporting activities. - Ensure documentation is maintained in line with company procedures and quality standards. - Assist with general project administration where required. Qualifications/Experience Required - Previous administration or document control experience is desirable. - Strong organisational skills and attention to detail. -...
IR35 Status:
Inside IR35

CV-Library TS25, Graythorp, Hartlepool Contractor
CL
Jun 12, 2026  
Quality Engineer
Quality Engineer Duration: 6 Months Location: Onsite – Leamington Spa Pay rate : £25 per hour PAYE (inside IR35) or £33 per hour Umbrella Key Responsibilities Creating and managing, for the supply chain, customer quality requirements and associated documentation Problem resolution of parts quality issues working with suppliers using 8D and other automotive industry tools Proactive & reactive supplier improvement activities. Hands-on experience of Lean Manufacturing is essential Management of supplier issues, including identification, implementation, and verification of corrective actions Supplier Quality Assurance activities within the supply chain including: - process audit, surveillance visits and supplier assessment audit Managing parts quality - implications of product, supplier, facility, and process changes Reporting status against project targets and department KPIs Key Competencies and Experience Experience of Parts and/or Supplier Quality Assurance or a...
IR35 Status:
Inside IR35

CV-Library Royal Leamington Spa, UK Contractor
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