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Contractor 18
Outside IR35 Southampton engineering

18 engineering jobs found in Southampton

CL
Apr 12, 2026  
Lead Software Engineer - SC Cleared
Lead Software Engineer Rate: £600 a day IR 35 Determination: Outside IR35 Location: Southampton Working Pattern: 20% onsite Clearance: SC Clearance required Overview: Technical Leadership, Operational and People Management, Technical direction of complex projects A global defence technology consultancy are looking for an experienced Lead Software Engineer to provide hands‑on leadership across a high‑priority software delivery programme. This is a senior contractor role requiring a self‑starter who can quickly understand a complex problem domain, translate requirements into actionable deliverables, and drive engineering teams to successful outcomes. You will act as the technical and delivery focal point for multiple workstreams, ensuring work is sequenced, risks are managed, progress is unblocked, and the programme maintains momentum. This role blends technical leadership, delivery ownership, and stakeholder management, and is ideal for someone with a background in leading...
IR35 Status:
Outside IR35

CV-Library Southampton, Hampshire Contractor
CL
Apr 12, 2026  
Senior Software Engineer - SC Cleared
Senior Software Engineer Rate: £450 a day IR 35 Determination: Outside IR35 Location: Southampton Working Pattern: 20% onsite Clearance: SC Clearance required Stack overview: Python (including pytest), git, Docker and AWS with prior experience building full stack Flask You will join a global defence technology consultancy and take ownership of specific software work packages, including low level planning, delivery, and reporting, with ability to work independently and autonomously. You will have strong understanding of microservice software architecture, and design, implement, document and test software modules and components. What you'll bring Strong technical ability with proven experience delivering software components and modules. Ability to work confidently, strategically and autonomously Ability to balance hands-on coding with document writing and planning session participation Your skills and experience: Proficiency in Python (including pytest), git, Docker and...
IR35 Status:
Outside IR35

CV-Library Southampton, Hampshire Contractor
CL
Apr 16, 2026  
Site Agent - Water - Hampshire
Site Agent - Wastewater - Freelance Currently looking for a Site Agent in Hampshire on a long term freelance basis. We are currently working with a leading civil engineering contractor to recruit an experienced Site Agent for a long-term wastewater project on the Wessex Water framework. This is a key role on a major infrastructure scheme, offering long-term work, continuity, and the opportunity to take full ownership of site delivery within a well-established framework. Key Responsibilities Lead the day-to-day delivery of works on site Manage site teams, subcontractors, and supply chain Ensure works are delivered safely, on time, and within budget Maintain high standards of health & safety and compliance Liaise with client representatives, engineers, and stakeholders Oversee RAMS, permits, and site documentation Monitor programme, progress, and resource allocation Identify risks and drive solutions to keep works on trackRequirements Proven experience as a Site Agent within...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
CL
Mar 30, 2026  
Manufacturing / Process Transfer Engineer
Manufacturing / Process Transfer Engineer Outside IR35 | Up to £50/hr | Contract to Dec 2026 Long-term Outside IR35 opportunity for an experienced Manufacturing / Process Transfer Engineer supporting a major equipment and process transfer within a high-tech manufacturing environment. Key highlights: * Maintain production output during site transfer * Lead equipment relocation, qualification & re-installation (IQ/OQ/PQ) * Support PFMEAs, work instructions & process documentation * Troubleshoot lasers, optics & precision assemblies * Work cross-functionally with R&D, Quality & Supply Chain Skills needed: * Manufacturing/Process Engineering background (laser, optics, photonics, precision assembly) * Strong hands-on problem solving (mechanical / optical / electro-mechanical) * Experience managing complex transfers under tight timelines Details: * Rate: Up to £50 per hour * IR35: Outside * Duration: Long-term (to end of 2026) 👉 Apply now for...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
CL
Apr 15, 2026  
Power Electronics Engineer
Senior / Principal Electronics Engineer - Contract (6 months) Power Electronics | Aerospace | South Wales | Outside IR35 | ASAP What you'll be doing Designing AC/DC and DC/DC converters end-to-end Developing and tuning control loops (PFC & DC/DC) Improving performance (PFC, THD, inrush) Designing magnetics (transformers, inductors) Handling EMC design and filtering Running simulations (LTspice or similar) Carrying out stability analysis and validation Supporting and guiding other engineersWhat you need Strong power electronics experience (AC/DC, DC/DC) Control loop and stability knowledge EMC design experience Experience in aerospace or regulated environments LTspice (or similar) + PCB tools (e.g. Altium)
IR35 Status:
Outside IR35

CV-Library Newport PO30, UK Contractor
CL
Apr 11, 2026  
Site HSE Advisor (Outside IR35)
Site HSE Advisor – Contract Opportunity (Anonymous Posting) Location: Teesside Contract: 7 months, full time, Outside IR35 Start: ASAP A major energy project is seeking an experienced Site HSE Advisor to support HSE performance across engineering and development phases of large‑scale EPIC works, including carbon capture initiatives. Role Overview Reporting to the Field HSE Manager, you will play a key role in ensuring the effective development, implementation, and continuous improvement of the site safety management system. Key Responsibilities Driving strong HSE culture through workforce engagement and training Conducting site inspections, monitoring subcontractor performance, and ensuring equipment compliance Leading and reviewing risk assessments, Job Safety Analyses, and safe work practices Managing Permit to Work systems and hazardous materials controls Tracking and reporting HSE performance metrics and supporting incident investigations Promoting environmental...
IR35 Status:
Outside IR35

CV-Library Wilton, Salisbury SP2, UK Contractor
CL
Apr 16, 2026  
Highway Design Engineer - Outside IR35
Our client is currently seeking experienced Highway Design Engineers to join their team on a contract basis. Working within the Highways team, you will be supporting the Capital Highways Improvements Programme in Bournemouth, with a particular focus on Safer Routes to School, the Bus Service Improvement Plan, and the Active Travel Fund. Key Responsibilities: Designing and implementing highway improvement projects Supporting the Capital Highways Improvements Programme Contributing to projects such as Safer Routes to School, Bus Service Improvement Plan, and Active Travel Fund Collaborating with the project team to ensure project objectives are met Preparing design documentation and technical reports Conducting site visits and assessments as required Ensuring all designs comply with relevant standards and legislation Utilising own vehicle for business travel when necessary Job Requirements: Experience in highway design engineering Understanding of capital highway improvements...
IR35 Status:
Outside IR35

CV-Library Bournemouth, Dorset Contractor
CL
Apr 10, 2026  
Composite Laminator (Nights)
Composite Laminator – Night Shift Location: Berkshire Area Shift: Mon – Thurs | 6:00pm – 6:00am (48 hours) Pay: £24–£25 per hour (Outside IR35) I’m currently working with a specialist advanced engineering business looking for an experienced Composite Laminator to join their night shift team. This is an initial contract role with a strong chance of going permanent for the right person. The Role Composite laminating and lay-up work Working with high-performance materials Producing high-quality components in a fast-paced environment Details Night shift: Monday to Thursday 48-hour working week Overtime available at weekends Outside IR35 contract Potential to go permanent What We’re Looking For Experience in composite laminating / lay-up Background in motorsport ideally Strong attention to detail and quality
IR35 Status:
Outside IR35

CV-Library Newbury, UK Contractor
CL
Apr 11, 2026  
Design Manager
Astute's contract team is partnering with a Global Construction business to recruit a Design Manager on an initial 4 month contract. This is a fully remote role. The Design Manager role comes with a day rate of £450 - £550 per day, Outside IR35. Key skills required for the Design Manager role: Ensuring project procedures & processes (particularly engineering) are implemented throughout design Promote latest engineering developments, technology, innovations, methods and best practice in permanent and temporary works ensuring they are considered, developed, communicated and implemented both at bid stage and during construction Prepare and manage the design deliverable schedule both on time and in budget Review designs for compliance with contract requirements and tender intentionsThis role can either be fully remote or based out of Head Office in Wiltshire. Astute People are acting as an employment business in relation to this vacancy. We do not discriminate on the...
IR35 Status:
Outside IR35

CV-Library Wiltshire, UK Contractor
CL
Apr 10, 2026  
Senior EC&I Engineer - Nuclear
Senior EC&I Engineers (Contract x2) AWE, Berkshire Hybrid - 2 days per fortnight on site £55-60/hour - Outside IR35 (pending determination) Security Clearance: SC required (DV eligibility essential) About the Opportunity We are currently recruiting for 2x Senior EC&I Engineers to support delivery across the One Team Framework on high-profile defence projects. These contract roles offer the chance to work on technically complex, highly regulated programmes within a collaborative, multi-discipline environment. You'll play a key role in delivering safe, compliant, and high-quality EC&I design solutions across critical national infrastructure. Roles Available 🔹 Senior EC&I Engineer (General Design) Broad EC&I design across control & instrumentation systems Ideal for well-rounded engineers with strong design and delivery experience🔹 Senior EC&I Engineer (Electrical Infrastructure Design) Focus on electrical infrastructure including power...
IR35 Status:
Outside IR35

CV-Library Aldermaston, Berkshire Contractor
CL
Apr 17, 2026  
Design Manager I Reading
I'm currently working on a Design Manager opportunity within the water sector and thought it could be of interest given your background. This role sits within a multi-disciplinary engineering environment, where you would be responsible for leading design teams across projects from concept through to detailed design and into construction. It is a client-facing position, involving close collaboration with stakeholders, consultants, and internal engineering disciplines to deliver technically robust and sustainable solutions. Key aspects of the role include: Leading multi-disciplinary design teams and external consultants across project delivery Managing design programmes, budgets, and overall project performance Acting as a key point of contact for clients and stakeholders Ensuring health, safety, environmental, and sustainability considerations are embedded into design Supporting design reviews, risk assessments, HAZOPs, and coordination of PSDP responsibilities Contributing to...
IR35 Status:
Outside IR35

CV-Library Reading, Berkshire Contractor
CL
Apr 12, 2026  
Electrical Appointed Person
Job Title: Electrical Appointed Person - Night Shifts Location: Reading, Berkshire Contract: 12 Months (Approx.) Working Pattern: Night Shifts Rate: Up to £650 per night Outside IR35 An exciting opportunity has arisen for an experienced Electrical Appointed Person to join a major defence nuclear project near Reading. The successful candidate will work with supply chain partners to commission bespoke electrical equipment and plant, adhering to strict nuclear safety standards on one of the UK's most complex infrastructure projects. Main Duties ·Take responsibility for electrical safety within the defined project boundary, ensuring compliance with the Electrical Safety Code. ·Coordinate electrical activities with the Work Authorisation & Permit Office (WAPO) and M&E Permit Office (PO). ·Plan and oversee electrical lifting operations, ensuring compliance with LOLER and PUWER regulations. ·Produce and approve electrical lifting plans, method statements, and risk...
IR35 Status:
Outside IR35

CV-Library Reading, UK Contractor
CL
Apr 11, 2026  
Enterprise Architect
Overview An organisation operating in complex, secure environments is seeking a Lead Enterprise Architect to drive enterprise-wide architecture strategy across multiple programmes and domains. Key Responsibilities Lead enterprise architecture development and governance across programmes Define and maintain architecture principles, standards, and frameworks aligned to business strategy Shape architecture strategy for a major Line of Business Provide technical leadership across cloud, infrastructure, data, applications, and security Chair design reviews and ensure alignment with strategic and security objectives Drive innovation, research, and capability development Represent the organisation at senior external forums Mentor and develop the internal architecture community Requirements Proven experience leading enterprise architecture in large, complex environments (Essential) Strong background in defence/aerospace programmes within secure or government contexts (Essential)...
IR35 Status:
Outside IR35

CV-Library Reading, Berkshire Contractor
CL
Apr 16, 2026  
Site Agent - Water - Hampshire
Site Agent - Wastewater - Freelance Currently looking for a Site Agent in Dorset on a long term freelance basis. We are currently working with a leading civil engineering contractor to recruit an experienced Site Agent for a long-term wastewater project on the Wessex Water framework. This is a key role on a major infrastructure scheme, offering long-term work, continuity, and the opportunity to take full ownership of site delivery within a well-established framework. Key Responsibilities Lead the day-to-day delivery of works on site Manage site teams, subcontractors, and supply chain Ensure works are delivered safely, on time, and within budget Maintain high standards of health & safety and compliance Liaise with client representatives, engineers, and stakeholders Oversee RAMS, permits, and site documentation Monitor programme, progress, and resource allocation Identify risks and drive solutions to keep works on trackRequirements Proven experience as a Site Agent within...
IR35 Status:
Outside IR35

CV-Library Dorset, UK Contractor
CL
Apr 17, 2026  
Chassis Project Engineer
Overview We are seeking an experienced Chassis Project Engineer to support the development of a low-volume, niche high-performance sportscar programme. This role focuses on steering and braking systems integration within a specialist automotive environment. It is a hands-on engineering and delivery role rather than a pure CAD design position, ideal for someone who enjoys taking responsibility for subsystem development, validation, and production readiness. The programme utilises a number of carry-over components, so the emphasis will be on engineering integration, Design for Manufacture (DFM), validation, and ensuring systems perform as intended within a new vehicle application. Key Responsibilities Lead chassis engineering activities related to steering systems and braking systems, with some involvement in suspension interfaces. Manage and deliver integration of steering column and brake reservoir systems into the vehicle architecture. Apply Design for Manufacture (DFM)...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Apr 16, 2026  
Embedded Software Engineer
A company that specialise in electro-mechanical systems for electric vehicles is seeking to recruit an Embedded Software Engineer to work on a contract that is initially scheduled for 6 months (outside IR35) from their site in Surrey (4 days per week onsite, 1 day from home). The Role This position will involve embedded C related software Engineering for low level driver development. Key Responsibilities * Implement, test and review software source code in C * Implement, test and review auto-coded software * Software architecture and unit design in an AUTOSAR environment Experience Ideal candidates will have experience of embedded C related to software that interfaces with hardware. Any experience of Infineon Aurix microcontrollers would also be of benefit. Apply For more information on this vacancy please email your CV
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Apr 11, 2026  
Launch Engineer - Body In White
Position: Launch Engineer - BIW Position Type: Contract Hybrid: Onsite in Surrey Start: ASAP Outside IR35 I am currently recruiting on behalf of a leading low volume OEM who are looking for a Launch Engineer - BIW, to join their team on a 3 month rolling contract. To start ASAP Essential Criteria: Lead and deliver body structures systems, to meet design specifications and styling intention Build support (prototype and production Ensure components and assemblies adhere to applicable industry and business standardsSupporting problem solving activities during virtual and physical builds. Assess all engineering prototypes to determine any associated issues or risks, mitigating when, and where found. Estimate cost limits and budgets for new designs. Represent the department in design reviews and during test and development activities if required Ensure components and assemblies adhere to applicable internal, industry, business and where applicable legislative standards and...
IR35 Status:
Outside IR35

CV-Library Surrey, UK Contractor
CL
Apr 12, 2026  
Data Platform Consultant (SC Cleared)
Data Platform Consultant (SC Cleared) Corsham (Wiltshire) 6 Month Contract £450/day (Outside IR35) Data Platform Consultant needed with active SC Security Clearance and strong Power BI, Tableau + AWS Cloud experience. 6 Month Rolling Contract based in Corsham (Wiltshire). Start ASAP in March/April 2026. Hybrid Working - 3 days/week remote (WFH) + 2 days/week working from the office in Corsham (Wiltshire). A chance to work with a leading global IT + Digital transformation business specialising in large-scale Government projects: Project Objective: design, build + implementation of a cloud based Data Analytics platform to provide data workflow, data visualisation + dashboard solutions. Key Skills: Tableau, Power BI + Apache Superset dashboard + data visualisation tools. AWS Cloud Infrastructure environments including: AWS Glue, S3 Buckets, Athena + Serverless data pipelines. Python and R-style workflow development environments. SQL querying + data transformation...
IR35 Status:
Outside IR35

CV-Library Corsham, UK Contractor
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