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Outside IR35 lead process engineer

20 lead process engineer jobs found

CL
Jul 10, 2026  
Lead Process Engineer
We are seeking a Lead Process Engineer to join a multidisciplinary design team delivering clean water infrastructure projects. You will develop and deliver process engineering solutions focused on optimised asset performance, standardised design, and compliance with industry engineering standards. This is a long term contract, outside ir35.  In this role, you will be responsible for the process design of clean water pumping stations, chemical dosing systems, and associated control systems. This includes hydraulic analysis, process calculations, equipment selection, and development of control philosophies. You will also contribute to SCADA integration, commissioning support, and technical evaluation of supplier proposals. A strong focus of the role is ensuring safe-by-design principles are embedded across all work, including participation in HAZOP, LOPA, and DSEAR studies, in line with CDM regulations and industry best practice. You will play a key part in delivering...
IR35 Status:
Outside IR35

CV-Library Peterborough, UK Contractor
CL
Jul 15, 2026  
SCADA Commissioning Engineer
SCADA & Systems Integration Commissioning Engineer Location: West Sussex (Hybrid Site-Based Role) Contract: Freelance / Outside IR35 (TBC) Duration: Up to 2 Years Start Date: Immediate We are seeking an experienced SCADA & Systems Integration Commissioning Engineer to support the delivery of major infrastructure and process engineering projects within the UK water sector. This is a long-term contract opportunity working on the commissioning, integration and upgrade of critical operational technology systems, including PLC replacement programmes, SCADA upgrades, telemetry systems and communications networks. Key Responsibilities * Lead and support SCADA, telemetry and systems integration commissioning activities. * Deliver PLC migration and replacement projects from commissioning through to handover. * Develop commissioning plans, procedures and testing documentation. * Coordinate FAT, SAT, dry testing and wet commissioning...
IR35 Status:
Outside IR35

CV-Library BN1, Brighton, Brighton and Hove Contractor
CL
Jul 12, 2026  
Mechanical Project Engineer
Mechanical Project Engineer Based in Dagenham £450 Day Rate Outside IR35 6 Month Rolling Contract The Role We are looking for an experienced Mechanical Project Engineer to deliver CAPEX projects from concept through to commissioning at our industrial site. Working as part of a collaborative engineering team, you will manage the full project lifecycle while overseeing contractors, ensuring technical excellence and maintaining the highest safety standards. This role will support the delivery of an annual £4–6 million CAPEX programme as part of a wider long-term investment strategy. Key Responsibilities of the Mechanical Project Engineer Manage projects from concept, design and budgeting through to commissioning and handover. Develop project scopes, schedules and cost estimates. Coordinate and manage contractors, including tendering and on-site performance. Lead mechanical engineering activities, particularly pipework modifications, pumps and valves. Ensure compliance with...
IR35 Status:
Outside IR35

CV-Library Dagenham, UK Contractor
CL
Jul 11, 2026  
Manufacturing Engineer
We are supporting a leading engineering and manufacturing business that delivers specialist solutions across the aerospace, power generation, rail, and oil & gas sectors. Due to continued growth, they are looking for an experienced Manufacturing Engineer to join the team on an initial 8-month contract basis. This is an excellent opportunity to work within a highly technical electro-mechanical manufacturing environment, supporting both existing production and new product introduction activities while driving Lean and Continuous Improvement initiatives across the business. The Role Working closely with Operations, Supply Chain, and Design Engineering, you will provide hands-on manufacturing engineering support across production cells, helping improve process efficiency, reduce waste, and support the introduction of new products and manufacturing methods. Key Responsibilities Support production and manufacturing cells with day-to-day engineering activities Drive Lean...
IR35 Status:
Outside IR35

CV-Library Ashford, Surrey Contractor
CL
Jul 10, 2026  
Senior Network Engineer/Architect
Senior Network Engineer / Architect Location: Ellesmere Port, Cheshire (On-site, 5 days per week) Rate: £280 per day (Outside IR35) Contract: Initial 10 weeks (high potential for extension) Start Date: Within 2 weeks of final interview About the Role Aatom Recruitment is partnering with a leading technology organisation that supports enterprises in accelerating digital transformation through innovative IT services, data engineering, and advanced technology solutions. Due to continued growth, we are seeking an experienced and driven Senior Network Engineer / Architect to join a high-performing team. This is an excellent opportunity for a skilled professional with a strong background in enterprise networking, architecture, and security to make a real impact. Key Responsibilities * Design, implement, and maintain robust LAN/WAN and enterprise network infrastructures * Recommend and deploy network hardware including routers, switches, firewalls, and access points *...
IR35 Status:
Outside IR35

CV-Library Ellesmere Port Town, Cheshire West and Chester Contractor
CL
Jul 16, 2026  
Contract Snowflake Data Engineer
Snowflake Data Engineer - 5 Months - Outside IR35 A leading tech company requires a data engineer for an initial 5-month contract. The position is hybrid, outside IR35, and will likely extend long-term due to the amount of work they have in the pipeline. The Role: You will be part of a rapidly growing data team helping to deliver their leading data platform, which is being used to drive key decision-making in renewable energy and its use around the world-tech for good, you could say! They are looking for a data engineer with demonstrable experience with Snowflake building complex systems to ingest and process large volumes of data. The main tools you will be using day to day are: ** Snowflake ** Python ** SQL ** DBT You: Our customer is looking for someone well-versed in the above tools/technologies. They also need someone who understands the principles of Data Engineering and is willing to roll up their sleeves, as this project is critical for them. As a Senior member...
IR35 Status:
Outside IR35

CV-Library Edinburgh, UK Contractor
CL
Jul 16, 2026  
Electrical Test and Commissioning Engineer
Electrical Test & Commissioning Engineer Location: Coalville, Leicestershire Contract Length: 3–6 Months (Potential Extension) Rate: £400–£450 per day/Night Outside IR35 Start Date: August Shift Pattern: 7am to 5pm and the odd Night Shift The Opportunity We are currently recruiting experienced Electrical Test & Commissioning Engineers to support a major warehouse automation project in Coalville, Leicestershire. Working on behalf of a global leader in automated material handling and intralogistics solutions, you will play a key role in the testing, commissioning, and final delivery of a state-of-the-art automated distribution centre for one of the UK's largest retailers. This is an excellent opportunity to join a long-term automation project involving advanced conveyor systems, automated storage and retrieval systems (ASRS), robotics, controls systems, and warehouse software integration. Key Responsibilities Carry out electrical testing and commissioning...
IR35 Status:
Outside IR35

CV-Library Coalville LE67, UK Contractor
CL
Jul 15, 2026  
QA / Test Engineer – Data (Outside IR35 Contract)
QA / Test Engineer – Data (Outside IR35 Contract) Department: Data & Technology Location: Manchester (Hybrid – 3 days per week onsite) Reporting to: Engineering Delivery Lead Contract Type: Outside IR35 - 6 months initial Day rate: £(Apply online only) per day Direct Reports: None About the Business Our client is a well-established international consumer brand operating across multiple global markets, serving millions of customers every year through a high-volume retail and digital ecosystem. As part of a significant business-wide transformation, they are investing heavily in modernising their data estate to become a more customer-centric, digitally enabled organisation. This is a key opportunity to join during a major phase of growth and transformation. About the Programme This role sits within a large-scale data modernisation programme focused on replatforming and transforming enterprise-wide reporting and analytics capabilities. Over the next 9–12 months, the...
IR35 Status:
Outside IR35

CV-Library Manchester, UK Contractor
CL
Jul 15, 2026  
SIte Supervisor / Engineer
Site Supervisor / Engineer – (Food and Beverage Sector) £350 - £400 per day – Outside IR35 (Limited Co) – Head Office in Lincolnshire, sites in North Yorkshire, Nottinghamshire and Berkshire.   Contract Length – 12-months My client is looking to appoint a Site Supervisor / Engineer for an initial 12-month contract. My client design and build hygienic food & drink processing and Cleaning In Place (CIP) systems. They are involved from the design of a new food process plant to the installation of pipework and anywhere else in between The successful Site Supervisor / Engineer will be responsible for the control of preliminary site works such as clearing obsolete plant and equipment and installing new pipe work, bracketry and electrical wiring and panels. After the installation phases, there will be an intense installation and commissioning period coordinating direct trades and other trades simultaneously. You will be responsible for the following: Organise site labour,...
IR35 Status:
Outside IR35

CV-Library Lincolnshire, UK Contractor
CL
Jul 13, 2026  
Senior Civil Design Engineer
Job Title: Civil Design Engineer (Infra / Non-Infra) Salary: Contract: up to £60 per hour (outside IR35) Permanent: £45,000 - £60,000 (dependent on experience) Location: Leeds Type: Contract or Permanent (hybrid working available) About the Role: Our client is seeking a Civil Design Engineer with experience across either infrastructure or non-infrastructure water projects to support delivery within the Yorkshire Water framework. This is a varied role covering both clean and wastewater projects, ranging from network and pipeline upgrades through to treatment works and facility-based civils. You will be involved across the full design lifecycle including feasibility, optioneering, detailed design, and construction support. About the Client: Our client is a well-established engineering consultancy operating within the UK water and infrastructure sector. They are delivering long-term secured work across key utility frameworks, with a strong pipeline of both network and...
IR35 Status:
Outside IR35

CV-Library Leeds, West Yorkshire Contractor
CL
Jul 12, 2026  
Principal Design Engineer - Vehicle and Powertrain Integration
Contract Position Outside IR35 On-site/Hybrid in West Sussex Our Client, is seeking an enthusiastic and dynamic Principal Design Engineer - Vehicle and Powertrain Integration on a contract basis. As part of the Global Mechanical Design team, you will be pivotal in leading design activities for vehicle engineering and powertrain integration, particularly for heavy-duty and off-highway vehicles used in defence and commercial applications. Must have proven Engine Development experience, Leading Design Deliverable and use of CREO. Key Responsibilities: Conceptual and definitive 3D mechanical design of systems, assemblies, and complex components, including the integration of powertrain, steering, braking, and auxiliary systems into vehicles. Detailed mechanical design tasks including stress calculations, FMEA, 2D detailing, and tolerance stacks. Collaboration with FEA/Simulation teams to ensure design validation. Working closely with manufacturing engineers to meet DFMA...
IR35 Status:
Outside IR35

CV-Library West Sussex, UK Contractor
CL
Jul 12, 2026  
Data Engineer
Location: Newcastle upon Tyne (primarily remote, occasional travel) Contract Type: Contract (Outside IR35) Day Rate: Up to £800 per day The Opportunity We're partnering with a highly respected Software business to find an experienced Data Engineer to support a major client engagement. This is a hands-on, client-facing role where you'll play a key part in shaping and delivering modern data platforms and pipelines. You'll work closely with stakeholders to unlock the value of data, building scalable solutions that support analytics, reporting, and advanced use cases such as machine learning. Role responsibilities: Lead the design and delivery of robust, scalable data platforms and pipelines Work alongside client teams to understand requirements and translate them into effective technical solutions Build and optimise data ingestion, transformation, and storage processes Develop integrated data models to enable reporting, analytics, and AI use cases Provide technical leadership...
IR35 Status:
Outside IR35

CV-Library Newcastle upon Tyne, Tyne and Wear Contractor
CL
Jul 12, 2026  
Offshore Methods Lead
Offshore Methods Lead £600 - £650 per day 6 months Outside IR35 No Sponsorship Based at Kingston upon Thames - LDN Purpose of the position: As Offshore Methods Lead, you will report to the Installation Methods manager. You will be part of our BP NEP Project (Carbon Capture and Net Zero). You will manage the coordination the activities of the method engineering group, tasks and workload providing technical and administrative guidance to the subordinate staff to ensure aims and objectives are effectively and economically achieved. How can you support us? Here below your responsibilities: Administer the working programme to ensure its implementation in accordance with plans, design and specifications Be responsible for interpretation, implementation and improvement of the proposed design solutions Initiate and maintain filing system, document review and distribution, through subordinate staff Monitor and coordinate all phases of the work progress and review procedures, reports...
IR35 Status:
Outside IR35

CV-Library Kingston upon Thames, London Contractor
CL
Jul 12, 2026  
Mechanical Design Engineer
Mechanical Design Engineer   6 month contract  Rate: £38.00 - £42.00p/h Middlesborough / Darlington / Hartlepool / Sunderland SolidWorks / PDM I am currently recruiting on behalf of a key client-based Teesside who are globally recognised engineering and manufacturing business operating across several high-profile industries including defence, marine & offshore. Due to a new project win, they are looking for experienced Mechanical Design Engineers & Draughtsman to join their team on an interim basis for an initial 3–6-month contract. For this position, you will be required to conduct the following daily duties: 3D modelling in SolidWorks - designing enclosure modifications, bespoke brackets, manifolds and internal component layouts Supporting, updating and maintaining existing 3D models and engineering drawings Finalising and issuing manufacturing drawings to the required standard Defining and applying appropriate tolerances across all designed components Attending...
IR35 Status:
Outside IR35

CV-Library Middlesbrough, UK Contractor
CL
Jul 11, 2026  
Building Safety Project Manager
Lead critical building safety projects shaping safer homes. Building Safety Project Manager Role: Building Safety Project Manager Rate: £500+ per day (outside IR35) Contract Type: Interim Contract, flexible full time or part time Contract Length: 6 months Working Arrangements: Hybrid, approximately one day per week on site depending on business needs Overview An exciting opportunity to join a well regarded social housing provider delivering a programme of high value building safety and cladding remediation works. This role will lead on the pre construction phase of multiple medium and high rise schemes, ensuring projects are fully scoped, compliant, and ready for delivery while securing funding and managing key stakeholders across the programme. Key Responsibilities * Lead the planning and delivery of cladding remediation and building safety projects across a portfolio of residential buildings. * Manage pre construction activities including surveys, specification...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jul 10, 2026  
Software Test Engineer / Lead – Outside IR35
Software Test Engineer / Lead – Outside IR35 My client is the fastest growing technology company who is seeking a Software Test Engineer / Lead for an initial 12-month contract. As a Software Test Engineer / Lead you should have experience with both Manual and Automated Testing, Regression Testing or Performance Testing. As a team player you will be liaising with other multi-functional testers and software designer / developers to understand the business requirements and product functionality, You will be involved in software test spec, manual test cases, automated test scripts and performance testing solutions that will need to be implemented throughout the delivery pipeline. Involvement in production and maintenance of system testing and systems integration of hardware and software components through to resolution of all faults found in the software. You will ideally be degree educated in an engineering or science subject, with a good IT content and ISTQB® certification is...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jul 09, 2026  
Project Manager / Project Engineer
Project Engineer / Manager | Pharma | Devon | Contract | Outside IR35 We are seeking an experienced Project Engineer / Manager to lead CAPEX projects focused on dust extraction and related engineering improvements. The successful candidate will also spearhead the planning and delivery of a site-wide improvement programme focused on DSEAR compliance within a pharmaceutical manufacturing environment. This opportunity will suit someone who is comfortable working with both internal stakeholders and external contractors within a highly regulated pharmaceutical environment. Strong technical knowledge is essential, but equally important are excellent communication and stakeholder management skills. With established contractors already in place, a strong pipeline of work, and continued long-term investment across the site, this is an excellent opportunity to join a collaborative team and deliver meaningful projects with the support of experienced internal resources. Key...
IR35 Status:
Outside IR35

CV-Library Devon, UK Contractor
CL
Jul 09, 2026  
Protection and Control Engineer
Protection & Control Engineer Location: Teesside or Aberdeen - Hybrid/Remote Contract: Initial 6 Months (Potential extension) Rate: £500-£600 per day (Outside IR35) Hours: 37.5 The Role An opportunity has arisen for an experienced Protection & Control Engineer to support the delivery of high-voltage transmission and distribution projects across the UK. The role will focus on detailed protection design and engineering across grid connection projects, typically ranging from 33kV to 400kV. You will be responsible for delivering high-quality technical outputs and supporting projects through design, development, and delivery phases within a consultancy-led engineering environment. This position is suited to someone who is comfortable working autonomously in a hybrid/remote setup, whilst maintaining regular engagement with project teams and stakeholders through scheduled office and site visits every 1-2 weeks. Key Responsibilities · Delivery of detailed protection...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Jul 08, 2026  
Quality Engineers
Infinity Employment are seeking Quality Engineers to work on behalf of our Industry leading client, specialising in providing Engineering Solutions to various sectors. You will be responsible for fully supporting the Quality Manager in maintaining company quality expectations through compliance to company policies, system procedures, work instructions and specifications. Driving improvements, the Quality Engineer will ensure the timely completion of 8D investigations and be the first point of contact for any quality escalations. This contract will be based in Worcestershire for a 6-month contract, highly likely to be extended. Must have experience within a manufacturing environment. For the right candidates, more contracts will follow. £25-£30 p/h LTD (Outside IR35) * Mon – Friday 40 hours based on site. * £25-£30 p/h LTD (Outside IR35) Key Responsibilities * Provide day-to-day quality support to production and lineside operations * Assist manufacturing teams with...
IR35 Status:
Outside IR35

CV-Library Worcester, Worcestershire Contractor
CL
Jun 13, 2026  
Senior Product Design Engineer
Role: Senior Product Design Engineer Location: London Contract Type: Contract / Freelance Duration: 6 months + Rate: £315 per day Status: Outside IR35 - Ltd co contract Shape Innovative Products from concept to reality. An exciting opportunity has arisen with a highly respected product innovation consultancy known for delivering cutting-edge solutions across healthcare, consumer, and industrial sectors. Working within a collaborative, multidisciplinary environment, you will play a pivotal role in transforming ideas into commercially successful, production-ready products. This is an ideal opportunity for an experienced Product Design Engineer who thrives on solving complex engineering challenges, balancing creativity with technical rigour, and leading projects from research through to manufacture. The Opportunity: As a Senior Product Design Engineer, you will work on a broad portfolio of technically challenging and highly innovative projects within consumer electronics,...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
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