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Contractor 14
London senior electrical design engineer

14 senior electrical design engineer jobs found in London

CL
Jan 21, 2026  
Senior Electrical Design Engineer
Great opportunity to work with this leading international Consulting Engineers who are looking to bring on board a driven and experienced Senior Electrical Design Engineer, Outside IR35, to be an active part of a specialist design team consultancy to work on a variety of Data Centre projects. Key Responsibilities:- Create electrical design drawings and specs for Data Centre Projects. Ensure designs meet all standards and regulations. Support sustainable design and use of innovative tech Work closely with colleagues, clients, architects, and contractors.. Manage project deadlines, budgets, and deliverables. About you: You should hold Degree (or historic equivalent) in Electrical Engineering or related field.- Should have extensive experience in Mission Critical design and building services design, specifically on data centres.- Skilled in Amtech, and Dialux/Relux, with AutoCAD and Revit proficiency being beneficial. Sound knowledge of British Standards and building...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Apr 05, 2026  
Mechanical Engineer - MRO
Dedicated to sustainable development, Arup is a collective of designers, consultants and experts working globally. At Arup you will have the opportunity to collaborate on ambitious projects - delivering remarkable outcomes for clients and communities, and to do socially useful work that has meaning. Arup's purpose, shared values and collaborative approach has set it apart for over 75 years, and now is your opportunity to join. Job description - the role AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Arup to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On Behalf of Arup, we are...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 05, 2026  
Senior Electrical Engineer - MRO
Dedicated to sustainable development, Arup is a collective of designers, consultants and experts working globally. At Arup you will have the opportunity to collaborate on ambitious projects - delivering remarkable outcomes for clients and communities, and to do socially useful work that has meaning. Arup's purpose, shared values and collaborative approach has set it apart for over 75 years, and now is your opportunity to join. Job description - the role AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with Arup to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On Behalf of Arup, we are...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 10, 2026  
Senior EC&I Engineer
Senior EC&I Engineer - Nationwide / Hybrid Contract | SC clearance required Are you an SC cleared EC&I Engineer looking for a contract role outside IR35? Do you enjoy taking designs from concept through to manufacture, test and commissioning? Are you looking for a contract role where you can work on complex projects across the UK? What's in it for you? £55 to £60 per outside IR35 12-month contract 9 day fortnight (every other Friday off) You'll be based from home with 2 days per fortnight in Reading What will you be doing? ·Producing EC&I design concepts including SLDs, BCDs, cable schedules and layouts ·Developing designs for control systems, low voltage systems and associated equipment ·Producing technical documentation including FDS, SIDD, Functional Safety Plans and design justification reports ·Creating specifications, drawings, works instructions and technical files to support manufacture ·Ensuring designs meet relevant British and European standards, client...
IR35 Status:
Outside IR35

CV-Library Reading, 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 09, 2026  
Electrical Authorised Person (LV AP)
Role: Electrical Supervisor - LV AP Location: Roydon Rate: £450per day - Outside IR35/LTD Company Duration: 12 Months+/Ongoing   Sector: Water/Wastewater   The business we're working with, a Leading Contractor are looking for an Electrical AP to oversee electrical delivery works on a major clean water project near Roydon.   A great opportunity to join a contractor that have secured significant AMP7 & AMP8 contracts on the Thames Water Framework.   We are seeking an experienced Electrical Supervisor with previous LV Authorised Person (AP) experience. The role requires proven competence in carrying out and overseeing electrical isolations and ensuring works are delivered safely and in compliance with regulations. Responsibilities:   -  Act as the appointed LV Authorised Person (AP) for site electrical systems. -  Carry out and manage isolations, switching, and lock-off procedures to ensure a safe system of work. -  Issue, manage, and cancel electrical...
IR35 Status:
Outside IR35

CV-Library Roydon, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Feb 05, 2026  
Technical Author
World Class Defence Organisation is currently looking to recruit a Technical Author subcontractor on an initial 12 month contract.  The role will be predominately working remotely from home.   Rate: £43.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: The role will be 2 or 4 days per month in the office and the rest remote.  (some flexibility on this may be needed). Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: 2 Stage interview process. Initial Virtual or onsite – 2hrs. Author Test & meet the team - onsite for successful candidates.   Technical Author Job Description: To write technical documentation in Standard Generalised Mark-up Language (SGML), Extensible Mark-up Language (XML) and traditional formats for the Company's products in accordance with...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Apr 05, 2026  
Outside IR35 Contract | Civil Design Engineer | Water Sector
Outside IR35 Contract | Civil Design Engineer | Water Sector Contract: Long‑term, Outside IR35 Location: Chatham, Kent (Flexible Hybrid) Our client in water is seeking an experienced Civil Design Engineer to support the design and delivery of infrastructure and non‑infrastructure projects across a broad programme of work. This long‑term contract offers the opportunity to play a key role in developing, reviewing, and coordinating civil engineering designs within a fast‑paced, essential services environment. Hybrid working is available, with regular presence required at the Chatham office. Key Responsibilities Produce, review, and develop civil engineering designs for water and wastewater infrastructure Prepare design calculations, technical drawings, and specifications in line with industry and regulatory standards Support feasibility assessments, optioneering, and early‑stage technical input Work collaboratively with multidisciplinary teams including process, mechanical,...
IR35 Status:
Outside IR35

CV-Library Chatham, UK Contractor
CL
Apr 09, 2026  
Process Design Engineer
Process Design Engineer - Water Sector We are looking for a Process Design Engineer to support the delivery of water and wastewater treatment projects. In this role, you will develop technical process designs, create engineering documentation, and work closely with multidisciplinary teams to ensure solutions are safe, efficient, and compliant with industry standards. Key Responsibilities: Develop process designs for water and wastewater treatment systems, including calculations, P&IDs, mass balances, and technical specifications. Provide technical input during feasibility, outline, and detailed design phases. Collaborate with mechanical, electrical, and civil engineers to deliver fully integrated solutions. Support HAZOP/HAZID reviews and ensure designs meet regulatory and environmental requirements. Offer technical support during construction, commissioning, and handover.Skills & Experience: Background in chemical, process, environmental, or related engineering....
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Apr 09, 2026  
Avionics Test Technician
Avionics Test Technician Contract up to the end of 2026 Based in Farnborough Offering £31.16ph Inside IR35 Do you have experience writing, modifying, or executing test scripts? Do you have experience with thermal or vacuum chambers? Do you want to work with an industry-leading company? If the answer is yes to these, then this could be the role for you! As the Avionics Test Technician, you will be working alongside a market-leading Defence and Aerospace company who are constantly growing and developing. They are always looking to bring on new talents such as yourself and further develop your skills to enable you to grow within the company and industry. You will be involved in: Supporting the verification and validation of avionics systems for High Altitude Platform Station (HAPS) aircraft Hands-on testing, fault finding, and close collaboration with engineering, manufacturing, and programme teams to ensure safe, repeatable, and high-quality test execution Your skillset...
IR35 Status:
Inside IR35

CV-Library Farnborough, Hampshire Contractor
CL
Apr 09, 2026  
Avionics Test Technician
Our client has an opportunity for an Avionics Test Technician to join them on a contract basis. You will be supporting the verification and validation of avionics systems. Role: Avionics Test Technician Location: Farnborough, fully onsite Hours: 37 hours per week Hourly Rate: £31.16 per hour via Umbrella, inside IR35 Clearance: BPSS required before starting What you'll be doing: The Avionics Test Technician will support the verification and validation of avionics systems. The role involves hands-on testing, fault finding, and close collaboration with engineering, manufacturing, and programme teams to ensure safe, repeatable, and high-quality test execution. Requirements: Previous experience in a test engineering or test technician role, ideally within aerospace, avionics, or a related engineering environment. Strong safety-first mindset, with a clear understanding of safe working practices. Familiarity with ESD control procedures and compliance with ESD-safe working...
IR35 Status:
Inside IR35

CV-Library Farnborough, Hampshire Contractor
CL
Apr 08, 2026  
Avionics Test Technician
Avionics Test Technician Location: Farnborough, UK (full‑time, on‑site) Clearance: BPSS (arranged by AALTO) Pay: £23.29 per hour PAYE / £31.16 per hour Umbrella Join AALTO and Help Shape the Future of Stratospheric Flight At AALTO, we're redefining what's possible in aerospace. AALTO designs, manufactures, and operates Zephyr, the world‑leading, solar‑powered High Altitude Platform Station (HAPS). Zephyr operates above 60,000 ft for months at a time-delivering vital connectivity, high‑resolution Earth observation and innovative services to governments, partners, and communities across the globe. You'll be joining Team AALTO, a passionate group of engineers, specialists, and innovators who are pushing the boundaries of Stratospace. This is your opportunity to contribute to ground‑breaking technology with real global impact. About the Role As an Avionics Test Technician, you'll play a key part in validating and verifying the avionics systems that power the Zephyr platform....
IR35 Status:
Unknown Status

CV-Library Farnborough, Hampshire Contractor
CL
Apr 04, 2026  
Electrical Project Engineer
Project Engineer – Electrical (BESS & Substation Projects) Location: Kent Start - Immediate Sector: Energy / Utilities / Power Infrastructure Overview We are seeking a highly competent Electrical Project Engineer to support 33kV/132kV substation works in Kent. The ideal candidate will have strong technical engineering capability, experience working on high‑voltage electrical infrastructure, and the ability to oversee multiple contractors to ensure compliance with GAT1 specifications, DNO requirements, and all relevant standards. This role is focused on technical assurance, design validation, construction oversight, and ensuring that all interfaces between civil, electrical, protection, and control contractors are coordinated effectively. Key Responsibilities Technical & Design Review * Review, comment on, and approve contractor drawings, schematics, SLDs, cable calculations, protection coordination studies, and associated technical documentation. * Verify that...
IR35 Status:
Unknown Status

CV-Library Rochester, Medway Contractor
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