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Inside IR35 Contractor senior process engineer

39 senior process engineer jobs found

CL
Mar 27, 2026  
Data Engineer
LIVE: Senior Data Engineer | Manchester (Hybrid) 🚨 Global Tech | Long‑Term Data Modernisation Programme I'm working with a global technology organisation embarking on a major, multi‑year data modernisation initiative - and they're looking for a Senior Data Engineer to join their Manchester team on a long‑term contract. If you're a seasoned engineer with strong communication skills and a passion for modern data tooling, this one's for you. 🔧 Role Details Day Rate: £500-£550 per day (Inside IR35) Start Date: ASAP - ideally early March (latest: end of March) Location: Manchester (Hybrid: 3-4 days onsite, typically Tues-Thurs) Flexibility: Once knowledge transfer is complete → 1 day per week onsite Contract Length: Until end of year (high chance of extension) Interview Process: 2 stages 🧠 Essential Skills DBT Snowflake Data Vault 2.0 + Dimensional Modelling SQL Server Stack Excellent communication skills (non‑negotiable) ➕ Nice to Have API work Kafka AWS / S3 Grafana Please...
IR35 Status:
Inside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Mar 26, 2026  
Senior Mechanical Engineer
Senior Mechanical Engineer - BAE Systems Barrow  £53.90 to £57.97 per hour Umbrella - inside IR35  2 days every 2 weeks onsite - 80% remote  12 month contract Specialising in HVAC/Cooling Systems - full job spec below. The Senior Mechanical Engineer (Platform Systems) shall provide support to the Principal Engineers and/or external specialists during development and analysis of mechanical systems. The Senior Engineer shall be involved in leading analysis and production of technical reports and team deliverables. JOB FUNCTION / CATEGORY Engineering GRADE S4 CORE DUTIES In accordance with the level of supervision/responsibility assigned by role/grade: • Develop design solutions to agreed time, cost and quality in accordance with project or business milestones. • Develop and manage requirements and acceptance criteria specific to a system or product and/or across a system of systems, platform or programme • Understand the contractual and performance requirements for...
IR35 Status:
Inside IR35

CV-Library Barrow-in-Furness, UK Contractor
CL
Mar 26, 2026  
Senior Manufacturing Engineer
Senior Manufacturing Engineer Glenrothes – 6 months Inside IR35 – BPSS clearance – 37 hours A leading defence and high‑reliability electronics manufacturer is seeking an experienced Senior Manufacturing Engineer to support ongoing production, NPI activity, and continuous improvement across multiple manufacturing cells. This role is suited to someone who enjoys solving complex technical problems, improving processes, and working closely with cross‑functional engineering teams. Job Responsibilities * Driving improvements in product performance and manufacturing processes, ensuring robust, repeatable, and efficient production. * Delivering reporting, analysis, and data‑driven insights to support engineering and operational decision‑making. * Providing technical support to internal teams and external customers, helping resolve product or process‑related issues. * Supporting innovation and engineering development, contributing to new ideas, methods, and technologies that...
IR35 Status:
Inside IR35

CV-Library Glenrothes, Fife Contractor
CL
Mar 25, 2026  
Lead Cost Engineer
Lead Cost Engineer Rate: £550 - £650 p/d (inside IR35) Location: Warwick – 3 days onsite, 2 days remote Duration: 6 months + Our client is a leading telecommunications business who require a Lead Cost Engineer to join their costing team to support on a major high value complex Technology bid. The work will include the preparation of comprehensive estimates for works to be delivered, in accordance with the company’s estimating / work-winning procedures and systems. The Lead Cost Engineer will work closely with other members of the team to understand and interpret customer / client requirements, develop effective solutions and accurately estimate the cost, time, materials, labour, equipment and supply chain inputs required to effectively deliver each opportunity. They will be responsible for evaluating tender specifications and pricing models, ensuring that we understand all elements required to bid successfully Key Deliverables The key deliverables of this role are as follows:...
IR35 Status:
Inside IR35

CV-Library Warwick, UK Contractor
CL
Mar 25, 2026  
Principal Firmware Engineer
Principal Firmware Engineer Location: Edinburgh, Bristol or Luton. Duration: 12 months Rate: £102ph UMBRELLA INSIDE IR35 Clearance: Must be eligible for SC We are looking for a Firmware Engineer at Senior or Principal Level to join our team in Edinburgh as an experienced Firmware/FPGA 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. You will use or develop team leading experience to support the delivery of work from several engineers. Your expertise will also be key to enhance processes and ways of working across UK wide FPGA/Firmware delivery teams. Key Skills : • Creating innovative VHDL based FPGA designs • Advanced verification techniques using either VHDL or SystemVerilog / UVM • Current FPGA technologies from either Xilinx, Altera or Microsemi and their tools • Model Driven Engineering tools including...
IR35 Status:
Inside IR35

CV-Library Edinburgh, UK Contractor
CL
Mar 22, 2026  
Project Manager - Utilities
Location: Derby (Hybrid – minimum 3 days on-site) Can also be based from Coventry Occasional site visits required Industry: Water or wider utilities (preferred) Overview This is a 9–12 month contract position, based primarily in Derby, with the option to work from home part of the week (minimum 3 days in the office). The role falls inside IR35. The Senior Engineer / Project Manager will have strong engineering appreciation and must be competent in managing all six core aspects of project delivery: scope, schedule, finance, risk, quality, and resources. Excellent interpersonal skills—particularly leadership, communication, and conflict management—are essential. You will be responsible for ensuring the safe and efficient execution of the developer programme and will work closely with a wide range of internal and external stakeholders to support overall programme delivery and regulatory compliance. Key Responsibilities Lead and manage the entire project lifecycle—from initial...
IR35 Status:
Inside IR35

CV-Library Derby, UK Contractor
CL
Mar 22, 2026  
Principal Firmware Engineer
Principal Firmware Engineer Edinburgh 12-month contract Paying up to £75p/h (inside IR35) The Opportunity We are seeking a Senior or Principal Firmware Engineer to join a high-performing engineering team delivering advanced digital systems within the Aerospace, Defence, and Security sector. At Senior or Principal level, you will also provide technical leadership, supporting the delivery of work across multiple engineers while contributing to process improvement and best practice development across FPGA/Firmware teams. Key Responsibilities Design and develop innovative VHDL-based FPGA architectures Apply advanced verification techniques using VHDL or SystemVerilog / UVM Work with currentFPGA technologies from: Xilinx Intel (Altera) Microsemi (semiconductor manufacturer) Develop and integrate high-speed interfaces, including PCIe, DDR3, Ethernet and JESD Analyse system-level documentation to derive detailed firmware requirements Adopt a structured, methodical approach to...
IR35 Status:
Inside IR35

CV-Library Edinburgh, UK Contractor
CL
Mar 21, 2026  
FPGA Engineer
FPGA Engineer 12-month initial contract Onsite full time in Edinburgh £75ph, UMB, inside IR35 SC will be required for this position due to the nature of work. Our client are looking for a Firmware Engineer at Senior or Principal Level to join their team in Edinburgh. The client is a global leader in Aerospace, Defence, and Security. Headquartered in Italy, they employ over 53,000 people worldwide including 8,500 across 9 sites in the UK. Their employees are not just part of a team, they are key contributors to shaping innovation, advancing technology, and enhancing global safety. As an experienced Firmware/FPGA 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. You will use or develop team leading experience to support the delivery of work from several engineers. Your expertise will also be key to enhance processes and ways of...
IR35 Status:
Inside IR35

CV-Library Edinburgh, 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 27, 2026  
Contract Mechanical Maintenance Engineer
Job Title: Contract Mechanical Maintenance Engineer Location: North Yorkshire  Rate: £35–38 per hour Inside Scope, no Limited Co. engagement) Job Type: Contract,  2 months ongoing initially, potential to extend Day Shifts: Primarily Monday to Friday – 8-hour  shifts – NO NIGHTS Client: FMCG Manufacturing and Packaging The Opportunity Contract Mechanical Maintenance Engineer We’re recruiting for an experienced Contract Mechanical Bias Maintenance Engineer to provide hands-on mechanical maintenance support within a busy, automated production and packaging environment. This is a great opportunity to join a market-leading manufacturing business with a strong reputation for quality, innovation, and reliability. This client needs… ✔ Strong multi-skilled mechanical & electrical fault diagnosis ✔ Experience with conveyors, motors, drives, sensors & PLCs ✔ Ability to cope with wet/dusty, contamination-prone environments ✔ Preventative maintenance planning to avoid damaging...
IR35 Status:
Inside IR35

CV-Library Wetherby LS22, UK Contractor
CL
Mar 27, 2026  
Section Engineer
Section Engineer – Major Civil Engineering Project Location: Plymouth Contract: Long-term / Freelance (Inside IR35) or Permanent (depending on preference) Security Clearance: Required – applicants must be UK Nationals Overview Carmichael UK has an exciting opportunity for experienced Section Engineers to join the delivery team on a prestigious long-term civil engineering project in Plymouth. You will take responsibility for all engineering activities within your section of works, leading and mentoring junior engineers, and ensuring works are delivered safely, accurately, and in line with quality and programme requirements. The role covers both self-delivered and subcontracted works. The Role As a Section Engineer, your responsibilities will include: Full responsibility for engineering delivery within your section of works Managing and mentoring engineers under your control Providing technical input into: RAMS Temporary Works briefs ITPs Weekly progress and planning...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Mar 27, 2026  
Systems Engineer
Systems Engineer Location: Edinburgh (2 days onsite pw is required) Contract Contract Length: 6 Months Daily Rate: Up to £600 (inside IR35 via umbrella) Are you a talented Systems Engineer looking for your next challenge? Our client is seeking a skilled professional to join their dynamic team on a contract basis. This is a fantastic opportunity to contribute to a range of exciting projects while enjoying the flexibility of hybrid working. Key Responsibilities: Manage and maintain network systems, ensuring efficient routing, DHCP, and DNS functionality. Set up and administer Active Directory, including site design, Group Policy, security protocols, and certificate services. Oversee Windows Server (2022) administration, ensuring optimal performance and security. Develop and execute PowerShell scripts to automate tasks and improve system efficiency. Work within the Amazon AWS Cloud environment, utilising EC2, security groups, EFS, SBS, S3, and load balancers to...
IR35 Status:
Inside IR35

CV-Library Edinburgh, UK Contractor
CL
Mar 26, 2026  
RF Engineer
Principal RF Engineer Location: Great Baddow or Cowes Contract Length: 6 months IR35: Inside IR35 Rate: £60p/h PAYE (£68.72p/h inc. holiday rate) OR £81.05p/h Umbrella Role Overview We are seeking a highly experienced Principal RF Engineer to provide technical leadership in the design and development of advanced Radio Frequency (RF) hardware systems. This is a senior-level role focused on delivering robust RF solutions across new product development and technology upgrades to existing platforms. The successful candidate will lead RF design activities from concept through to production and integration, resolving complex engineering challenges within high-performance, safety-critical environments. Key Responsibilities Provide technical leadership and subject matter expertise in RF engineering. Develop RF system architectures and detailed circuit-level designs. Perform RF and electromagnetic simulation and analysis (e.g., using industry-standard tools such as ADS, HFSS or...
IR35 Status:
Inside IR35

CV-Library Great Baddow, Chelmsford CM2, UK Contractor
CL
Mar 26, 2026  
Senior Software Engineer
Senior Software Engineer Broad Oak Based £68.55 an hour Umbrella Inside IR35 12 Month Contract initially. This is a great opportunity to work within one of the UK's leading Defence organisations based In Broad Oak. Typical duties include (but are not limited to): - Design and development of embedded software entities, from specification through to release into service - Support to electronic circuit designers for computing architecture aspects - Architecture design and coding of complex software problems including, but not limited to, digital signal processing, TCP/IP, data recording solutions - Translation of requirements into design detail - Undertake design review activities at various levels - Support other software engineers as appropriate - Specification of bespoke procured items (e.g. procured IP) - Verification of components and sub-systems using a combination of simulation, analysis, test, and assurance techniques - Maintenance of existing designs...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
CL
Mar 26, 2026  
Principal Engineer
A client within the Public Sector based in West Yorkshire is currently recruiting for a Principal Engineer to join their Street Scene Service or Strategic Investment & Regeneration team as soon as possible. The client is offering a full-time, temporary position on an ongoing basis, with the ideal candidate having experience of working within a local authority in a highways, transportation, or civil engineering environment. The Role The key purpose of the role is to manage teams delivering a variety of highway, transportation, and seasonal-related projects, ensuring schemes are delivered safely, efficiently, and within budget. You will be responsible for procurement, planning, feasibility, and financial and resource management of projects ranging from minor works packages to large-scale, multi-agency transportation schemes. Key responsibilities will include but not be limited to: Managing the delivery of a wide range of engineering projects on and adjacent to the highway,...
IR35 Status:
Inside IR35

CV-Library Huddersfield, UK Contractor
CL
Mar 26, 2026  
Senior Product Test Engineer
Senior Product Test Engineer Glenrothes - 6 months Inside IR35 – BPSS Required – 37 hours A leading defence and high‑reliability electronics manufacturer is seeking a Senior Product Test Engineer to support a wide range of complex electronic test activities across production programmes. This role blends hands‑on electronic test engineering with diagnostic expertise, data analysis, and technical leadership, ensuring products meet the highest standards of reliability and performance. The position is ideal for an experienced electronics professional who enjoys deep technical problem‑solving, working to component level, and supporting the full test lifecycle within a demanding manufacturing environment. Job Responsibilities * Supporting production test activities across a range of high‑reliability electronic products, ensuring robust performance and on‑time delivery. * Performing diagnostics, fault‑finding, and debug down to component level, resolving complex issues...
IR35 Status:
Inside IR35

CV-Library Glenrothes, Fife Contractor
CL
Mar 26, 2026  
Senior Manufacturing Test Engineer
Senior Manufacturing Test Engineer Glenrothes - 6 months Inside IR35 – BPSS Required – 37 hours A leading defence and high‑reliability electronics manufacturer is seeking an experienced Senior Manufacturing Test Engineer to strengthen technical stewardship, improve product quality, and drive efficiency across Unit Build and CCA manufacturing operations. This role is highly product‑focused and requires deep involvement in a functional test environment, supporting both current production and future capability development. Job Responsibilities * Enhancing technical support to customers and internal stakeholders, ensuring robust product performance and responsive issue resolution. * Driving continuous improvement in test quality, throughput, and diagnostic efficiency across Unit Build and CCA manufacturing. * Taking full life‑cycle ownership of test costs, test efficiency, and test performance, ensuring solutions remain effective and scalable. * Analysing yields, test...
IR35 Status:
Inside IR35

CV-Library Glenrothes, Fife Contractor
CL
Mar 26, 2026  
AWS Data Engineer
I am supporting a university with a major data platform transformation project as they implement AWS across their environment. We are looking for a Data Engineer with strong hands‑on experience in designing and delivering enterprise‑scale data pipelines using AWS Glue and PySpark. The role will involve building and optimising ETL processes, working with raw and curated datasets, and ensuring data is processed efficiently and to a high standard. You will be responsible for developing scalable, production‑grade data workflows, integrating data from multiple systems, and applying best practices around data modelling, data quality, and automation. Experience working within a modern cloud data stack is essential, along with an understanding of how to structure data for analytics, reporting and downstream consumption. The ideal candidate will have a solid background in Spark‑based engineering, particularly PySpark, and be confident working with Glue jobs, Glue Catalog, S3, and other...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Mar 26, 2026  
Electrical Commissioning Engineer
Role: Commissioning Engineer - Water sector Location: Leicester Rate: Up To £700 a day Inside IR35 Contract Length: 12months+ Sector: Water/Wastewater   Are you an experienced Commissioning Engineer in the water sector?   The right candidate will be apart of the Waste water Asset Assurance Programme.   Reporting into the MEICA Manager, They are looking to bolster their commissioning team to work across all schemes for a long term contract role that is outside IR35.     Candidates will need to have experience in the UK water sector, and preferably on patch although we will consider people who will relocate for the right person.   The suitable candidate ·Holds a Full UK Driving Licence ·5 years industry experience in the Water Industry ·BEng/ONC/HNC/BTEC qualified Mechanical or Electrical engineer   ·Competent judgement and problem-solving skills ·Relevant CSCS card ·SMSTS, Confined Spaces ·Experience Commissioning Mechanical / Electrical plant in Wastewater...
IR35 Status:
Inside IR35

CV-Library Leicestershire, UK Contractor
CL
Mar 25, 2026  
Principal Digital Electronics Engineer
Principal Digital Electronics Engineer 12 months £84.55 per hour (inside IR35) Hybrid working About the Opportunity We are seeking a Principal Digital Electronics Engineer to help deliver advanced electronic solutions across some of the most complex and high-profile defence and security programmes in the UK. This is a technical leadership role where you will shape digital hardware architectures, influence system-level design decisions, and mentor engineers across the full product lifecycle - from concept through to production and in-service support. What You'll Be Doing Lead the architecture, design and development of complex digital electronic systems Define and review FPGA, SoC, and high-speed digital designs Oversee requirements capture, design documentation, and verification strategies Provide technical authority and governance across multiple projects Support system integration, validation, and qualification activities Collaborate with systems, software, firmware,...
IR35 Status:
Inside IR35

CV-Library Portsmouth, Hampshire Contractor
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