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Contractor 153
senior systems engineer

153 senior systems engineer jobs found

CL
Aug 26, 2026  
Senior Systems Engineer
Contract Type: 12-Month Fixed Term Contract (FTC) Industry: Healthcare Technology / Medical Devices About the Role Join an innovative healthcare technology and diagnostics company dedicated to expanding access to care through rapid, accurate point-of-care testing platforms. We are seeking a Senior Systems Engineer (Instrumentation) for a 12-Month Fixed Term Contract (FTC). In this role, you will join our Systems Engineering team to drive projects focused on improving the reliability and robustness of our medical device instrumentation, as well as managing the transfer of technology into production. Key Responsibilities * Electromechanical Design & Testing: Design and test components such as sensors, actuators, and other electromechanical systems. * Project Ownership: Own and independently manage technical projects, covering system design, reviews, and subsystem/system-level verification. * Performance Optimization: Lead practical investigations,...
IR35 Status:
Unknown Status

CV-Library Trowbridge, Wiltshire Contractor
CL
Aug 22, 2026  
Senior Systems Engineer
Senior Systems Engineer - Subsea Production Controls Location: Bristol area Rate: £45.00 per hour Contract: 12 Months Start Date: ASAP Kinetic Recruitment are working in partnership with a global engineering organisation to recruit an experienced Senior Systems Engineer on a 12-month contract in the Bristol area. This is an exciting opportunity to work on industry-leading subsea projects, supporting both the tendering and project execution phases of complex subsea production control systems. You'll play a key role in delivering innovative engineering solutions for major offshore energy projects. The Role: Working within a multidisciplinary engineering team, you'll provide technical leadership throughout the project lifecycle, from supporting commercial tenders through to system design, integration, testing and project delivery. Initially, you'll support the tendering team by developing technically robust and commercially competitive solutions. Following project award,...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Aug 22, 2026  
Senior Systems Engineer - Secure Digital Platform (SDP)
Systems Engineer - Secure Digital Platform (SDP) Reading/Hybrid (3 days per week on site) 12 Month Contract £71.43 per hour Inside ir35 Active SC Clearance is required for this role Play a key role in delivering the next generation of UK defence capability. We are supporting a defence client on the Global Combat Air Programme (GCAP) - a landmark international defence initiative developing the future combat air system - and are looking for a Systems Engineer to join the Secure Digital Platform (SDP) team. This is an opportunity to work on highly sensitive MOD and aerospace programmes, helping build and support the secure digital infrastructure that underpins mission-critical defence capability. Responsibilities: Supporting secure cloud and on-premises infrastructure environments Assisting with Microsoft Azure administration and cloud platform operations Maintaining Windows Server and Linux environments Supporting virtualisation platforms and enterprise hosting solutions...
IR35 Status:
Inside IR35

CV-Library Reading, Berkshire Contractor
CL
Aug 15, 2026  
Senior Systems Engineer
Nicholas Howard are delighted to be recruiting for a Senior Systems Engineer to join a leading global defence client on an initial 12month contract. Reporting to the Programme Chief Engineers, the successful candidate’s specific role scope will be subject to assigned programmes, but will include a range of systems engineering activities as follows: * Classical requirements management and development on highly complex major programmes - DOORS essential. * Verification Planning. * System design * Research Projects. Required Skills, Qualifications and Experience: * We are looking for engineers with relevant higher-level qualifications (e.g. Bachelors / Masters in Systems Engineering, Aerospace, Electrical / Electronic, Engineering). * Candidates would ideally have higher level academic or industrial experience in Systems Engineering. * Relevant experience of the engineering development lifecycle. * Experience / understanding of MBSE as applied to various programme...
IR35 Status:
Unknown Status

CV-Library Bedford, Bedfordshire Contractor
CL
Aug 27, 2026  
Senior Test Automation Engineer - CREST Settlement Systems
Senior Test Automation Engineer - CREST Settlement Systems Location: Hybrid (8 days onsite per month) Contract: 12 Months Engagement: Inside IR35 Industry: Financial Services / Capital Markets About the Role We are seeking an experienced Senior Test Automation Engineer with strong experience across CREST settlement systems, test automation, and financial markets to join a leading financial services organisation. Working within Agile delivery teams, you will play a key role in defining the overall testing strategy, designing and executing automated and manual test cases, and ensuring the successful delivery of high-quality software across business-critical settlement platforms. This is an excellent opportunity to work on complex post-trade and securities settlement systems while collaborating with highly skilled engineering teams in a modern Agile environment. Key Responsibilities Develop and own Test Strategies and recommend the most effective testing approach. Present...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Aug 27, 2026  
Integration Engineer
Integration Engineer Location: Christchurch, Dorset (Fully Onsite) Contract: 12 Months Initially Rate: £60.33 per hour (Umbrella) Security Requirements Active DV clearance is highly desirable. Active SC clearance will also be considered, provided you're eligible and willing to undergo DV clearance. Sole British nationality is essential due to UK Eyes Only (UKEO) programme restrictions. We are supporting a major defence programme and are looking for an experienced Integration Engineer to join an established engineering team delivering secure Windows-based platforms within a highly secure environment. This is a hands-on engineering role focused on integrating, configuring and deploying physical and virtual infrastructure, supporting the delivery of mission-critical systems. Responsibilities Build and configure Windows Server and Windows 11 environments. Integrate and configure COTS and bespoke software solutions. Produce technical documentation, including build guides and...
IR35 Status:
Unknown Status

CV-Library Christchurch, UK Contractor
CL
Aug 27, 2026  
Mechanical Design Engineer
Role: Mechanical Design Engineer (Contract) Employment: Contract  Duration: 12 Months Location: Wolverhampton Rates: £55 - £60hr (Inisde IR35) THE ROLE - Mechanical Design Engineer Due to impressive project and program wins, we are seeking to recruit Mechanical Design Engineers to support our client's aerospace engineering operations. You'll need to have strong experience in both conceptual design and detailed drawing of components and assemblies, with experience in aerospace deemed highly valuable. This is an Inside IR35 position that will require on site working due to the nature of the work. DUTIES - Mechanical Design Engineer Design and develop mechanical components and assemblies Create accurate technical drawings and 3D CAD models. Apply GD&T and perform tolerance analysis Participate in DFMEA and risk identification activities. Present design concepts, progress updates and final designs to customers. Collaborate with internal stakeholders to ensure viable...
IR35 Status:
Inside IR35

CV-Library Wolverhampton, UK Contractor
CL
Aug 27, 2026  
Electrical Testing / AP Lead
Electrical Testing / AP Lead Camberley | Data Centre Refurbishment | Freelance £400 - £500 per day This is a role for an Electrical Testing / AP Lead who understands the level of control needed on a live data centre project. You will be working on a data centre refurbishment involving existing technical space, plant upgrades and minor expansion works. The project needs someone who can take ownership of electrical testing, inspection, permits, energisation readiness and Authorised Person duties, while working closely with the wider electrical, commissioning and construction teams. This is not just a paperwork role. You will be expected to walk the job, understand what has actually been installed, challenge poor standards, coordinate testing activities and make sure electrical systems are safe, compliant and ready to be handed over. The role would suit someone who has worked as an Electrical AP, Electrical Testing Manager, Electrical Testing Lead, Electrical Supervisor,...
IR35 Status:
Unknown Status

CV-Library Camberley, Surrey Contractor
CL
Aug 27, 2026  
Senior Engineer - Civils
Senior Engineer Location: Heathrow Airport Project: Major Civil Engineering & Infrastructure Scheme The Opportunity An excellent opportunity has arisen for an experienced Senior Engineer to join a major infrastructure project at Heathrow Airport. You will be responsible for managing the safe, compliant, and efficient delivery of a key package of works, leading a team of engineers and supervisors to ensure projects are delivered on programme, within budget, and to the highest quality standards.Working in a live operational airport environment, you will play a key role in coordinating civil, structural, enabling, and infrastructure works while maintaining close collaboration with stakeholders and project teams. Key Responsibilities Lead the delivery of civil and structural works, ensuring safety, quality, programme, and budget objectives are achieved. Manage short-term planning and sequencing of works in line with the overall project programme. Coordinate day and night shift...
IR35 Status:
Unknown Status

CV-Library Hounslow, London Contractor
CL
Aug 27, 2026  
Supplier Quality Engineer
Contract Opportunity | Fusion Energy & Advanced Technology | Oxfordshire | 100% Onsite We are supporting a leading organisation at the forefront of fusion energy and high-temperature superconducting (HTS) technologies in the appointment of a Senior Supplier Quality Engineer on a contract basis. This is an exciting opportunity to join a highly innovative, technically complex environment focused on developing and industrialising technologies that have the potential to transform the future of energy. The organisation works closely with government and industry partners on major fusion and advanced energy programmes, with significant capability spanning fusion systems, HTS magnet technologies and specialist manufacturing equipment. The business is involved in the development of first-of-a-kind (FOAK) technologies and complex, safety-critical systems, making supplier quality a critical component of successful programme delivery. The Role As Senior Supplier Quality Engineer, you...
IR35 Status:
Unknown Status

CV-Library Didcot, Oxfordshire Contractor
CL
Aug 27, 2026  
Security Design Engineer
Security Design Engineer - 6 Month Contract - INSIDE IR35 - Sheffield, Manchester, Birmingham - No Sponsorship Available Job Description The Design Engineer is responsible for Architecture of Network Security components as related to zero trust in a platform transformation programme. The Design Engineer must act as a bridge between traditional network security controls and modern identity-based security provided by a service mesh. This role must assess how existing network security controls interact with service mesh capabilities and produce E2E solution designs, standards, patterns and related artefacts. This is part of a larger platform initiative and requires extensive collaboration across the organisation. Responsibility for reviewing, designing and collaborating with numerous business units is also key to the position. This is a multi-faceted role involving numerous areas of expertise and stakeholders across the enterprise. Design Engineers must be comfortable presenting...
IR35 Status:
Inside IR35

CV-Library Manchester, UK Contractor
CL
Aug 26, 2026  
Commissioning Engineer
Role: Commissioning Engineer Location: Fife, Scotland Work Mode: On Site Start Date: Beginning of October 2026 Contract Length: 8 months, with strong potential to extend I’m currently hiring an experienced Commissioning Engineer to support an upcoming high-voltage substation upgrade project in Scotland. This role will be responsible for planning, coordinating and executing commissioning activities ahead of energisation, ensuring that HV equipment, protection systems, control circuits and SCADA interfaces are tested safely and in line with client, utility and project requirements. The successful candidate will work closely with the Project Manager, client representatives, protection and control engineers, equipment vendors, SAPs and site personnel throughout the testing, outage and energisation stages. Key responsibilities: • Testing HV substation equipment and associated systems • Carrying out tests on circuit breakers, CTs, VTs and transformers • Performing primary and...
IR35 Status:
Unknown Status

CV-Library Scotland, UK Contractor
CL
Aug 26, 2026  
Formulation Engineer
A global medical device company is looking for a Senior Scientist / Formulation Engineer to join their Research and Development team on a contract basis. We are looking for someone with R&D experience rather than product transfer experience. The role will require you to drive the formulation related work packages assigned. You'll be helping design the embolic element of the project for further development of drug-device combination products. Essential Skills Polymer chemistry with emphasis on characterization techniques (e.g., DSC, GPC, FT‑IR, rheology, dissolution, etc.). Design and development of particulate and liquid embolic products. Experience formulating sustained‑release systems, including hydrogel‑based implants or depots. Developmentofdrug-device combination products, especially: Prefilled / pre‑filled syringe systems Embolization devices Proven history of parenteral product development, particularly sterile injectables. Complete CMC (Chemistry, Manufacturing &...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Aug 26, 2026  
Principal Instrument Engineer
Job Title: Principal Instrument Engineer Location: Manchester, M22 (Hybrid / On-site requirements) Contract Type: Contract / Temporary IR35 Status: Inside IR35 (via FCSA-accredited Umbrella Company) Rate: Competitive Day Rate Industry: Infrastructure / Energy / Process Engineering About the Role We are seeking an experienced Principal Instrument Engineer to join our engineering delivery team based in Manchester (M22). In this leadership role, you will drive the instrumentation, control, and automation design packages across high-profile, complex engineering projects. You will act as the key technical authority for instrument engineering, ensuring all designs comply with safety standards, client requirements, and regulatory guidelines. Key Responsibilities Lead the detailed engineering, design, and technical delivery of instrumentation and control packages. Produce and review critical engineering documentation, including P&IDs, instrument index sheets, I/O lists, loop...
IR35 Status:
Inside IR35

CV-Library Cheadle, Greater Manchester Contractor
CL
Aug 26, 2026  
Senior Engineer - Civil & Structures - Nuclear
Senior Civil, Structural & Architectural (CSA) Engineer Warrington (Hybrid - 3 Days On Site) £51-£56 per hour (Inside IR35) 12-Month Contract+ Help Shape the Future of One of the UK's Most Important Nuclear Sites An exciting opportunity has arisen for an experienced Senior Civil, Structural & Architectural (CSA) Engineer to join a major nuclear infrastructure programme supporting critical asset life extension works at Sellafield. You'll play a key role in delivering the feasibility study and developing refurbishment options for Building B314, a strategically important operational facility that supports access and welfare for personnel entering the active areas of the Sellafield site. This is a technically challenging project requiring innovative engineering solutions while ensuring the building remains fully operational throughout the programme. The Role Working as part of a multidisciplinary engineering team, you will: Deliver and contribute to the feasibility study...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Aug 26, 2026  
Geotechnical Site Engineer
Site Engineer – Geotechnical & Heavy Civil Engineering Location: Plymouth, Devon Rate/Salary: £300 - £400 per day Inside IR35 (plus Lodge if over 50 miles away)  Security Requirement: BPSS Clearance Eligibility Required We are recruiting for an experienced Site Engineer to join a major infrastructure project delivering complex geotechnical and heavy civil engineering works within a highly regulated environment. This role offers the opportunity to work on challenging engineering packages including earthworks, deep excavations, ground improvement, piling, reinforced concrete structures, retaining systems and associated geotechnical works, supporting the safe and successful delivery of a nationally significant project. The Role Reporting to the Senior Engineer, you will play a key role in ensuring works are delivered safely, accurately and in accordance with design and quality requirements. Responsibilities will include: Setting out and surveying for geotechnical and...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Aug 26, 2026  
Geotechnical Section Engineer
Section Engineer – Geotechnical & Heavy Civil Engineering Location: Plymouth, Devon Security Requirement: BPSS Clearance Eligibility Required We are seeking an experienced Section Engineer to join a major infrastructure project delivering complex geotechnical, ground engineering and heavy civil engineering works within a highly regulated environment. This is an excellent opportunity to take ownership of engineering delivery across key work packages including piling, earthworks, ground improvement, deep excavations, retaining structures, reinforced concrete works and associated geotechnical construction activities. The Role As a Section Engineer, you will be responsible for managing engineering activities across allocated sections of work, ensuring projects are delivered safely, efficiently and in compliance with technical, programme and quality requirements. Key responsibilities include: Leading engineering delivery across geotechnical and civil engineering work...
IR35 Status:
Unknown Status

CV-Library Plymouth, UK Contractor
CL
Aug 26, 2026  
Maritime UAS C2 Integration Analysis
Maritime UAS C2 Integration Analyst Shape the future of maritime unmanned systems integration across complex defence consultancy programmes. This contract offers the opportunity to apply specialist expertise to high value command and control analysis while working remotely with limited travel. Essential requirements British Citizen holding current SC Security Clearance Proven experience of Royal Navy ship air integration studies Strong knowledge of maritime UAS operations and integration Experience of Royal Navy or Joint Force command and control architectures Previous consultancy or customer facing defence experienceWhat is in it for you Firm price engagement, Outside IR35What you will be doing Analyse the integration of maritime unmanned air systems within naval command and control environments Assess ship and task group command and control integration across peacetime and operational scenarios Evaluate integration challenges within electronically degraded and contested...
IR35 Status:
Outside IR35

CV-Library Leatherhead, UK Contractor
CL
Aug 26, 2026  
Senior Design Engineer - Vehicle and Suspension
Our client, a leading consultancy in the automotive sector, is currently seeking a Senior Design Engineer - Vehicle and Suspension to join their dynamic team in Shoreham on a contract basis. Key Responsibilities: The mechanical design of components through concept, definitive and detail design phases Conducting detailed mechanical design work including 3D modelling, basic stress calculations, FMEA's, 2D layouts, 2D detailing, and tolerance stacks Creating system and component specifications, ensuring design meets requirements Producing 2D drawings for manufacturing or purchase Producing assembly drawings and bill of materials Carrying out design change requests promptly Ensuring fit and function of responsible parts or systems and their interaction with other systems Preparing and presenting mechanical designs at design reviews Job Requirements: Degree (Bachelor or Masters) in mechanical engineering or a similar field, or equivalent experience Experience as a Design Engineer,...
IR35 Status:
Unknown Status

CV-Library Shoreham-By-Sea, West Sussex Contractor
CL
Aug 26, 2026  
Senior Manufacturing Test Engineer
Role: Manufacturing Engineer Location: Stafford Duration: 12 months Rate: £350/day Inside IR35: Umbrella Manufacturing Test Engineer (Shift Based) The Manufacturing Test Engineer will work with the Test team to improve and support the capability and capacity of the test facilities for HVDC manufacturing. They will drive and support safe and effective use of test cells by providing hands on support, generating documentation and supporting departmental projects Responsibilities: Support manufacturing test infrastructure activities, helping to resolve technical issues and contributing to the development of test capability. Provide day-to-day technical support for the running, maintenance, and breakdown response of test equipment. Assist with the development and implementation of new test infrastructure and tools. Work with suppliers and contractors to support test facility build, commissioning, and maintenance activities. Follow and support processes for test facilities and...
IR35 Status:
Inside IR35

CV-Library Stafford, Staffordshire Contractor
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