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Contractor 23
Engineering Inside IR35 senior process engineer

23 senior process engineer jobs found

CL
Mar 15, 2026  
Mechanical Engineer Building Services
Mechanical Engineer - Building Services Mechanical Engineer is required. A background in mechanical design from a Mechanical Contractor or Building Services Consultancy or process industry background is required. Contract role * £43.75ph - £46.87ph(£350-£375 per day) We require someone to hit the ground running, so only able to accept applications from local individuals with 10 years of experience in mechanical building services, commercial HVAC design engineering, or process industry, such as Oil & Gas, involving pipework, valves, pumps, and structural engineering. The Role * As a mid-level individual, you will ensure the governance of designs, accuracy, feasibility, and structural integrity * Equipment selection * Check and submit client submittals and manufacturing drawings, ensuring BOM accuracy * Prepare accurate specifications and reports * Designing solutions for mission-critical infrastructure data centre applications * Manage the change control process,...
IR35 Status:
Inside IR35

CV-Library WR1, Worcester, Worcestershire Contractor
CL
Mar 15, 2026  
Manufacturing Engineer (CNC)
Manufacturing Engineer (CNC Sliding Head) Tewkesbury (on site) Aerospace/Advanced Manufacturing Inside IR35 £50 - £55 per hour THE ROLE - Manufacturing Engineer (CNC Sliding Head) This is a fantastic opportunity to join a stand-out aerospace engineering business to support Sliding Head/Swiss Lathe Manufacturing. As a Manufacturing Engineer, you'll need to possess excellent experience in Sliding Head lathe practices and processes including programming and CAD/CAM knowledge. As an expert with Sliding Head machining, you should have knowledge of some of the following machines: Star ST38, Star SR10J, Star SW20, Citizen. DUTIES - Manufacturing Engineer (CNC Sliding Head) Authoring and approving manufacturing processes and process specifications Online and Offline programming for CNC Activities - Perform problem solving and root cause corrective actions (RCCA). Provide technical, machining task planning and authorisation. Advise and support daily shop-floor management...
IR35 Status:
Inside IR35

CV-Library Tewkesbury GL20, UK Contractor
CL
Mar 14, 2026  
Senior Planning Engineer
Senior Planning Engineer  Client: Pharmaceutical Sector Location: Royston, Hertfordshire  Start Date: ASAP Duration: 12 months  Contract Type: Contract Rate: £600 per day (Flexible) – Umbrella PAYE (inside IR35)  The Role We are seeking a highly experienced Senior Planning Engineer with a strong engineering background and expert-level proficiency in Primavera P6. This role requires a candidate who can hit the ground running and take full ownership of project planning activities on site. A background in ME&I (Mechanical, Electrical & Instrumentation) and/or major construction delivery would be highly advantageous. Key Responsibilities Develop, manage, and maintain integrated project schedules in Primavera P6 Work closely with engineering, construction, and project controls teams Conduct critical path analysis and identify schedule risks/opportunities Monitor progress, update programmes, and forecast completion Lead planning meetings and present reports to...
IR35 Status:
Inside IR35

CV-Library Royston SG8, UK Contractor
CL
Mar 14, 2026  
Senior CE&I Engineer
Job title: Senior CE&I Engineer Job Type: Contract IR35 Status: Inside IR35 Start date: ASAP - Subject to vetting Duration: 12 Months Pay rate: Depending on experience Location: Whitehaven, Cumbria Hybrid/Remote Working: Hybrid available - 3 days in office/site Hours of work: Up to 40 hours per week Role information: - An opportunity has arisen for an experienced Snr CE&I Design Engineer with local site experience of supporting Mechanical handling operations and upgrade of existing electrical power systems, and CE&I security-based improvements Qualifications/Experience Required - Hold an HNC/HND in a relevant field - Working experience using CIMAGE - Provide Lessons From Experience (LFE) and apply knowledge of plant constraints throughout the project delivery process. - Review and approve Technical Queries/TOs to enable site works to progress safely and - efficiently. - Produce NFR and feasibility documentation to justify design decisions and undertake formal...
IR35 Status:
Inside IR35

CV-Library Whitehaven, Cumbria Contractor
CL
Mar 14, 2026  
Senior CS&A Engineer
Job title: Senior CS&A Engineer Job Type: Contract IR35 Status: Inside IR35 Start date: ASAP - Subject to vetting Duration: 12 Months Pay rate: Depending on experience Location: Whitehaven, Cumbria Hybrid/Remote Working: Hybrid available - 3 days in office/site Hours of work: Up to 40 hours per week Role information: - An opportunity has arisen for an experienced Snr CS&A Design Engineer with site experience of upgrading civil infrastructure and structural design and loading of in pond furniture and ability to oversee facility upgrades Qualifications/Experience Required - Hold an HNC/HND in a relevant field - Working experience using CIMAGE - Provide Lessons From Experience (LFE) and apply knowledge of plant constraints throughout the project delivery process. - Review and approve Technical Queries (TQs) to enable site works to progress safely and efficiently. - Assist with sign-off against the Construction Order, ensuring works are delivered in accordance with approved...
IR35 Status:
Inside IR35

CV-Library Whitehaven, Cumbria Contractor
CL
Mar 14, 2026  
Autodesk Revit Designer
Are you an experienced Autodesk Revit Designer ready to contribute to complex, safety-critical engineering projects and looking for a 12month hybrid contract in Warrington? Do you have strong Civil, Structural & Architectural (CS&A) expertise within a highly regulated environment? Are you confident developing Revit models for steel structures and mechanical piping while working to strict industry standards? The Opportunity A leading engineering consultancy is seeking a Senior Revit Designer to support asset care and modification projects within a highly regulated environment. This role offers the opportunity to work on complex infrastructure upgrades, producing high-quality design deliverables within a collaborative, multi-disciplinary team. We would also welcome applications from these industries: nuclear, defence, oil and gas, petrochemical, energy and power generation. This role would suit candidates working in these roles: Revit Technician, Senior Revit...
IR35 Status:
Inside IR35

CV-Library Croft, Warrington WA3, UK Contractor
CL
Mar 13, 2026  
Tooling Design Engineer
Job Title: Tooling Design Engineer Contract: Contract (Inside IR35) Location: Ampthill, Bedfordshire Hours: (4 Day Week/ 37.5 hours) Length: 6 Months Salary: £45 - £50 per hour (Umbrella) The Role - Tooling Design Engineer This is an excellent opportunity for an experienced Design Engineer with a focus on tooling to join a global engineering business at the forefront of technological advancement on a long term contract. As a Tooling Design Engineer, you'll be tasked with developing industrial tools, jigs, fixtures, prototype model production and machine attachments used in both main production and prototype development phases. The work you do will be utilised across the full product lifecycle therefore supporting both engineering and production functions. Duties - Tooling Design Engineer Provision of tooling to reduce manufacturing costs and improve yield at all stages. Develop tooling to support CNC Machining, Composite layup and assembly. Designing any new tooling...
IR35 Status:
Inside IR35

CV-Library Ampthill, Bedford MK45, UK Contractor
CL
Jan 17, 2026  
Supplier Quality Engineer
World Class Defence Organisation based in Stevenage and Bolton is currently looking to recruit 4x Supplier Quality Engineers.   A strong background of Supplier Quality Engineering / Auditing is required.  Defence, Aerospace or Automotive industries would be great.   Rate: £45.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage or Bolton – depending on your preference   Hybrid / Remote working: The role will likely be 1-2 days per week onsite and the rest working remote Duration: 6 or 12 Months initially with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   Supplier Quality Engineers Job Description:   An exciting opportunity has arisen for a Supplier Quality auditor to join the Supplier Quality Assurance team, supporting assurance of Mechanical & Electro-Mechanical suppliers   This...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Mar 19, 2026  
Site Engineer
An inside IR35 contract role is available for a Setting out Site Engineer to support the delivery of a major £300 million reinforced concrete package on a cutting-edge carbon capture facility in Teesside. The position involves providing engineering expertise across several key structures, including the turbine hall, condenser plant, and carbon capture unit. Reporting to the Section Engineers, your key responsibilities will be to -   Work safely and in line with approved systems, raising any concerns around safety, environment, or quality. Proactively challenge unsafe practices and carry out safety observations when needed. Perform accurate setting out for complex concrete structures, earthworks, roads, and utilities. Support the Senior Engineers/Section Engineers with material take-offs, stock control, and order scheduling. Prepare Inspection and Test Plans (ITPs), ensure they’re followed, and brief relevant team members. Liaise with the materials team to monitor...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Mar 19, 2026  
Automation Infrastructure Engineer
Automation Engineer +6 months + +Hybrid - occasional travel to Corsham +SC cleared role - current active clearance is essential +£550 - £575 a day +Inside IR35 Skills: +Automation +DevOps +MOD +SC clearance We're looking for an experienced Automation Engineer to join a fast-paced, Agile delivery team supporting large-scale, multi-vendor infrastructure environments. You'll play a key role in developing automated solutions, building robust web services, and ensuring consistent, secure deployment across complex architectures. This role is ideal for an engineer who enjoys solving problems, streamlining processes, and working collaboratively within high-performing technical teams. Essential Skills & Experience To be considered, candidates must have at least 12 months of hands-on experience within the last 3 years in: Creating PHP and JavaScript web services Consuming REST-based web services Consuming SOAP-based web services Automated deployment of server, network,...
IR35 Status:
Inside IR35

CV-Library Corsham, Wiltshire Contractor
CL
Mar 19, 2026  
Principal Maritime Structural Engineer
Role: Prinicipal Structural Engineer Location: Gosport-onsite Duration: 6 months Rate: £600-£700/day Inside IR35: Umbrella About our Client: Our client is a leading company in defense and aerospace technology, specializing in cutting-edge research, testing, and innovation across multiple sectors. They are known for their state-of-the-art facilities and highly skilled workforce, making them a key player in advancing technology and delivering high-quality solutions. The Role As a Principal Maritime Structural Engineer, you'll be responsible for delivering work streams whilst guiding a mixed discipline engineering team. Ultimately enabling the engineering delivery of a large multi-year high profile maritime project within the Maritime defence sector. Day-to-day, you will use Finite Element Analysis (FEA) to model and assess the structural response of submarine propulsors under quasi-static and dynamic conditions. Responsibilities include developing and reviewing FEA models,...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Mar 19, 2026  
Resident Engineer - Electrical
Role: Resident Electrical Engineer Location: Devonport, Plymouth Duration: 12 months Inside IR35: Umbrella The purpose: Ensure the delivery of site Quality by managing, providing advice and support, and witnessing the installation and commissioning process through construction works in the submarine refit complex. Primary focus will be Electrical activity. You will be accountable to the Lead Construction Manager for day to day planning matters. You will assist the construction and Project team by providing advice and communicating with contractors and relevant internal stakeholders to resolve site issues/ Technical Queries during construction in line with contract timescales. You will ensure the contractor adheres to the Scope of works and Change requests. You will undertake and record inspections to ensure adherence to scope and integrated test plans. The post operates as part of the Major Infrastructure Projects Business Unit. Roles& responsibilities: Ensure the...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Mar 18, 2026  
Battery Engineer
Battery Engineer - (phone number removed) - £27.30/hr umbrella rate Are you ready to take your engineering career to the next level? This is a unique opportunity to join a forward-thinking company as a Battery Engineer, where you will have the chance to work on cutting-edge projects and contribute to the future of automotive innovation. With a focus on system design and validation of battery packs, this role offers a dynamic environment that challenges and inspires, allowing you to grow professionally while making a meaningful impact in the field of powertrain technology. What You Will Do: • Evaluate battery structure designs and conduct daily battery tests, including charging and discharging capacity, cycle life, and failure analysis. • Design and optimise battery pack thermal management schemes, including thermal simulations and testing. • Model battery efficiency and service life to ensure optimal performance. • Manage projects and processes independently, demonstrating...
IR35 Status:
Inside IR35

CV-Library Coventry, UK Contractor
CL
Mar 15, 2026  
Embedded Systems Engineer
Copello are seeking an experienced Embedded Systems Engineer for a 3–6 month contract with a leading defence organisation based in Buckinghamshire. This is a technically challenging role within a highly regulated environment, supporting the development of advanced systems, ideally within an avionics or wider defence context. The successful candidate will combine strong hands-on embedded development expertise with the ability to lead and coordinate a small engineering team. This role is inside IR35 and requires candidates to be eligible for SC clearance. Key Responsibilities * Lead and manage a small embedded systems engineering team, providing technical direction and oversight * Design, develop and debug embedded software for ARM-based SoCs * Develop and maintain secure boot chains and low-level board support packages * Work across bare-metal and RTOS environments * Support integration, verification and validation activities within a defence framework * Perform...
IR35 Status:
Inside IR35

CV-Library High Wycombe, Buckinghamshire Contractor
CL
Mar 14, 2026  
Principal EC&I Engineer
We are seeking an experienced Principal EC&I Engineer to support the delivery of complex safety‑related projects within a highly regulated environment. This role is ideally suited to an engineer with a strong background in Control, Electrical & Instrumentation (CE&I) and Functional Safety, particularly within the nuclear industry. You will play a key role in the delivery of CE&I Safety System design, working closely with the safety case team and technical leads to ensure compliance with relevant standards and lifecycle processes. Job Title: Principal EC&I Engineer Contract: 12‑month contract (Inside IR35) Location: Hybrid / UK Clearance: Must be eligible for SC clearance Industry: Highly regulated sector - nuclear experience strongly preferred Key Responsibilities Lead and deliver CE&I safety system design packages across complex, safety‑critical projects. Provide technical governance and oversight on functional safety matters. Ensure alignment with...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Mar 14, 2026  
Delivery Engineer
Role: Delivery Engineer – EV Powertrain Programme Location: Gaydon, Warwickshire Work Model: Onsite (Office-based) Contract: 6 months with extension (B2B Contract) Day Rate: Market rates (Inside IR35) Role Overview Our client, a global leader in IT services, consulting, and business solutions is urgently seeking an experienced Delivery Engineer to support the engineering delivery of EV propulsion systems across vehicle programmes. You’ll help ensure programme targets are achieved through strong planning, issue resolution, stakeholder coordination, and engineering oversight from concept through validation. Key Responsibilities * Lead and coordinate cross-functional teams delivering EV powertrain systems * Monitor engineering delivery health and drive resolution of risks and issues * Manage programme plans, timelines, and mitigation strategies * Drive powertrain engineering activities including requirements, supplier alignment, design release, prototyping, and validation *...
IR35 Status:
Inside IR35

CV-Library Gaydon, Warwickshire Contractor
CL
Mar 14, 2026  
Atlassian Application Engineer
Job Title: Atlassian Application Engineer Max Supplier Rate: £405 per day inside ir35 Duration: 6 months Location: Telford/hybrid with (2 days/week in office) Candidates must be willing and eligible to go through SC clearance for this role. Role Overview: We are seeking an experienced Atlassian Application Engineer to support a major UK Government project. You will be responsible for configuring, maintaining and optimising Atlassian tools (Jira, Confluence and Marketplace add-ons) to deliver secure, reliable and scalable solutions for critical public sector services. This role suits a hands-on specialist with proven experience delivering Atlassian platforms in complex enterprise environments. Key Responsibilities: Configure, administer and optimise Atlassian applications including Jira, Confluence, Bitbucket and Bamboo to meet business and client requirements. Lead and deliver Atlassian platform upgrades, migrations and system consolidations, ensuring minimal disruption...
IR35 Status:
Inside IR35

CV-Library Telford, Shropshire Contractor
CL
Mar 14, 2026  
Principal Maritime Structural Engineer
Role: Prinicipal Structural Engineer Location: Gosport-onsite Duration: 6 months Rate: £600-£700/day Inside IR35: Umbrella About our Client: Our client is a leading company in defense and aerospace technology, specializing in cutting-edge research, testing, and innovation across multiple sectors. They are known for their state-of-the-art facilities and highly skilled workforce, making them a key player in advancing technology and delivering high-quality solutions. The Role As a Principal Maritime Structural Engineer, you'll be responsible for delivering work streams whilst guiding a mixed discipline engineering team. Ultimately enabling the engineering delivery of a large multi-year high profile maritime project within the Maritime defence sector. Day-to-day, you will use Finite Element Analysis (FEA) to model and assess the structural response of submarine propulsors under quasi-static and dynamic conditions. Responsibilities include developing and reviewing FEA models,...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Mar 13, 2026  
Senior/Principal EC&I Engineer
Senior/Principal EC&I Engineer Location: Plymouth (Hybrid) Contract Length: 12 months Rate: £500 Per Day Inside IR35 Site expectations: 3x a week, on-site We are seeking a Senior/Principal EC&I (Electrical, Control & Instrumentation) Engineer to join our Major Infrastructure Projects Business Unit, based in Plymouth. This role will primarily focus on managing and ensuring the delivery of site quality through the installation and commissioning of electrical activities at the submarine refit complex. The successful candidate will be responsible for providing technical support, managing inspections, and ensuring that contractors adhere to project specifications and timelines. Key Responsibilities: Ensure the effective delivery of site quality by managing and supporting the installation and commissioning processes for electrical works in the submarine refit complex. Provide expert advice to the construction and project teams, communicating effectively with contractors and...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Mar 13, 2026  
Supply Chain - Operations/Project Manager
Rullion are looking to recruit for the following role : Supply Chain -Operations/Project Manager Location : Warwick- Hybrid - 25-75% will be travel to sites across the UK/Europe Expenses covered for Travel Inside IR35 £50+ Per hour TBD ASAP Start 6 months initial contract with chance of Temproary to permanent or rolling contract 8-12 Hours per day 40-60 hours per week Flexbility on hours and travel. As a Supply Chain Operations Manager for our client, your day will revolve around ensuring goods and services are delivered on time, every time. You'll work directly with suppliers to monitor delivery schedules, solve issues quickly, and support performance improvement. Collaborating across Procurement, Engineering, and Quality, you'll play a key role in keeping our supply chain efficient and reliable. You'll also use project management tools to track progress, identify risks, and manage delivery priorities for critical orders. How You'll Make an Impact Manage and drive supplier...
IR35 Status:
Inside IR35

CV-Library Warwick, Warwickshire Contractor
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