34 jobs found in Longfield

Technical Riding Inspector Location: London St. Pancras + Some travel Required 12+ Month Initial Contract Pay: £29.69 / hour PAYE £39.90 /hour Umbrella + Opportunity for overtime, Paid at 1.25% Hours: 4 on 4 off shift pattern. 10 Hour shifts. Combination of Days & Nights (E.g. - 4 days, 4 off, 4 nights) This role falls inside IR35 - payment via PAYE or Umbrella Company Function of Role Undertaking rapid fault finding and diagnosis of any type of fault affecting the service, operational capability or safety of a Set and the correction and/or isolation of any components found to be faulty to enable a return of any such Set to service where practicable Key Responsibilities Undertake fault finding and repair of Hitachi rolling stock assets while in passenger service and atoutstations / depots as required. The post will also support the Maintenance Control team in working with the customer to get their desk(s) set up in the Rail Maintenance Control Centre and cover...

Are you an experienced Project Architect with experience in the nuclear or defence sectors (Or similar)? Ready to shape the future of the UK's most secure and technically demanding infrastructure projects with a large international consultancy? Job Title: Project Architect Location: London Contract Length: Initial 12-month contract Rate: DoE (This role falls inside IR35) The Opportunity We're recruiting for highly skilled Project Architect to join one of the world's leading design and engineering consultancies. With a strong pipeline of secured work across the UK nuclear and defence landscape working on front-end design. You'll be part of an expert, multidisciplinary team working on high-value defence facilities, secure government estates, and nuclear-grade installations. Whether you specialise in front-end concept design or technical delivery through RIBA Stage 3/4+, your expertise will directly support national capability and resilience. The Role We're looking for...

Are you an Architectural Technician with experience in the nuclear or defence sectors? Ready to shape the future of the UK's most secure and technically demanding infrastructure projects with a large international consultancy? Job Title: Architectural Technician - Nuclear / Defence Bias Location: London Contract Length: Initial 6-month contract Rate: DoE (This role falls inside IR35) The Opportunity We're recruiting for highly skilled architectural technicians to join one of the world's leading design and engineering consultancies. With a strong pipeline of secured work across the UK nuclear and defence landscape working on front-end design. You'll be part of an expert, multidisciplinary team working on high-value defence facilities, secure government estates, and nuclear-grade installations. Whether you specialise in front-end concept design or technical delivery through RIBA Stage 3/4+, your expertise will directly support national capability and resilience. The Role...

NXTGEN are excited to be supporting a leading organisation with a new Finance Business Partner opportunity. This Finance Business Partner position offers the chance to work at the heart of a busy finance function, playing a key role in supporting operational teams, analysing performance and helping to shape future plans. As Finance Business Partner, you'll act as a trusted advisor to stakeholders, ensuring financial information is accurate, insightful and supports confident decision making. Please note that to be suitable for this role, you MUST have an Active Clearance for this role Key Responsibilities: Support regular budgeting and forecasting activity across key business areas. Monitor and review financial performance, identifying variances and highlighting areas of risk or opportunity. Produce clear, concise reporting to help stakeholders make informed choices. Build strong working relationships with a range of stakeholders, acting as the financial point of contact....

I am working with a consultancy feeding into a public sector end client who need an SC cleared DevOps Engineer (AWS)  to join a contract till Febuary 2026. Inside IR35 SC cleared Remote Around £400 per day Start date - Immediate Contract till - 3rd Feb (possible extennsion) Skills: - AWS - Terraform - Spark - Python - Data engineering

A leading firm of Consulting Engineers with multiple office UK wide are looking to hire a Contract Senior Structural Engineer for a 6 month role to start immediately. The role will involve surveys, inspection, carrying out building safety reports and general defect surveys. Due to an increased workload our client is looking for the right individual to start immediately. All applicants must have a minimum of 5 years’ experience plus. Chartership or close to being chartered would be advantageous. Hybrid working conditions can be offered with 3 days in the office and 2 from home. All applicants must live within easy commuting distance of Central London. On offer is an hourly rate up to c£50 p/h for the right individual based on an Inside IR35 assignment. Immediate start. For more details on this role please contact Nick Rothery at Energi People

Contract Senior Structural Engineer London Immediate Start Up to c£50 p/h 6-month contract **INSIDE IR35** Contract Senior Structural Engineer A major international engineering consultancy based in Central London is currently looking to recruit a Contract Senior Structural Engineer with solid building structures design background, ideally with a minimum of 8-10 years design experience. The successful candidates will be working on a variety of interesting and technically challenging projects to include: * Highrise buildings projects * Complex refurb projects * Major Infrastructure schemes * Entertainment facilities and sports related building structures The role will be a hands-on technical design-based role, focusing on delivery of engineering schemes. All applicants must have solid design experience in steel and RC. Projects will be both UK and Internationally and as a result any previous seismic design experience would be looked upon favourably (but not essential)....

Senior Systems Engineer – London (Hybrid) In-Vitro diagnostics · Complex systems · High-growth environment 6-12 month contract, highly competitive rate, inside IR35. Are you a Systems Engineer with deep experience in IVD or medical device development, looking to play a key role in bringing a revolutionary new diagnostic platform to market? This is an opportunity to join a fast-growing, multidisciplinary team working at the forefront of molecular diagnostics, where you’ll shape system architecture, lead technical problem-solving, and influence the direction of an entire platform. The Opportunity As a Senior Systems Engineer, you’ll work across engineering, science, software, and quality teams to define system requirements, develop system architecture, and ensure robust traceability across the full product lifecycle. You’ll also guide and mentor colleagues as the team advances a complex electro-mechanical instrument and consumable system through development. You’ll be hands-on with...

Quality Assurance Engineer - Space Imaging (contract) 6 - 12 month contract Chelmsford (4 days p/w onsite) £30 - £35ph (Inside IR35) Space Imaging is expanding its portfolio of projects to develop Front End Electronics (FEE) systems and full payloads for Space applications. The imaging sensors developed and tested at the Chelmsford site have been used on humanities most important space imaging missions. These include the Hubble Telescope, Keplar, GAIA, Mars Rovers, New Horizons, and Rosetta to name but a few. The Quality Engineer role is hands on to support all business aspects, including Manufacturing and driving improvement and efficiency. The Quality Engineer will be responsible for ensuring that issues are dealt with in an effective manner, and appropriate Root Cause and Corrective Action is applied. Key Responsibilities: Monitoring and enforcing cleanroom compliance with established protocols Support Inspection for Incoming components to ensure that quality...

Our client, a Defence and Security supplier is looking for a Senior Electronics Engineer to join them on a contract basis at their site in Harlow. Due to the nature of the role, applicants must hold the British nationality and be eligible for SC Clearance. Full time onsite in Harlow, Essex. Inside IR35, competitive market rates. 12-month contract. Responsibilities The successful applicant will support the Team across various programmes and will involve the following main duties within the product development: Develop requirements to ensure compliance to the relevant standards. Create and manage architectures for Digital Electronics and firmware (mainly FPGAs) Understand, decompose and verify Design requirements Create FPGA design using VHDL and embedded C Define and perform unit level and sub system level testing for embedded firmware Create design documents (HW +Firmware) Create Test Documents Create Firmware Simulation Test Reports Create Timing and Power Analysis Reports...

Senior Electronics Engineer Harlow, on site full time 12-month contract – Inside IR35 SC needed (ideal but can start on BPSS) The role Our client is looking for an experienced and high performing contract Electronics Engineer to join a successful Assured Position, Navigation and Timing (APNT) team within the Global Sensors Mission Area, creating Digital GPS Anti-Jam Systems for the military market. Skills and experience * Experience creating top level Design architectures * Experience testing and verifying requirements * Experience in working with DSP, Micro, Memory devices, ADCs, DACs, Power supply * Experience working with FPGAs and SoC technologies * Ability to understand VHDL code * Able to present technical information clearly and concisely to others * An openness to learn and try new techniques * Ability to adapt to a dynamic work environment - working independently or with others to overcome obstacles * Capable of analysing and reporting on...

Are you a Senior Document Controller with Supplier Document Management experience in the Oil and Gas industry? Certain Advantage are recruiting on behalf of our Engineering consulting client for a Senior Document Controller to work 5 days onsite in Surrey, operating inside IR35 for 12 months initially.     Under broad direction you’ll oversee and perform the full range of activities associated with document management work. You’ll be responsible for the development and execution of the document management plan and incorporating contractual requirements. You’ll guides and supervise personnel in the setup and execution of document management systems and processes as well as develop procedures and job notes. Other duties to include; Collaborates within the department, interfaces between functions, and with the Client to ensure that work processes are aligned. Ensure document management deliverable requirements are understood and achieved. Communicate/liaison with Project...

Assembly Technician, Ware, Stanstead Abbotts up to £17p/hr doe (Inside IR35 contract) Hours - Monday-Thursday 8-5. Fridays 8-2.30 (but could change in 2026) contract until 22/5/26 Responsible for assembling parts and components to build mechanical or electrical products. Read and interpret engineering drawings, assemble parts and components accurately, test the assembled components and report any faults. Ensure that the products meet quality and safety standards. This role also involves testing, inspecting, troubleshooting, and repairing any issues that may arise. The successful Assembly Technician must be able to work safely and efficiently with hand tools, power tools, machinery, and other equipment. They must also possess excellent communication and problem-solving skills. Duties and responsibilities Assemble components in accordance with technical drawings. Test completed assemblies for correct operation. Perform basic maintenance on machinery and equipment. Identify and...

New Model/NPI Manufacturing Engineer (INSIDE IR35) About this Position Our Manufacturing Engineering team is expanding to support future growth plans. With new models come greater opportunities to develop and standardise processes that ensure every vehicle is built to the highest quality. This role is central to the success of manufacturing operations, overseeing the processes and complexities of building new models – from initial concept designs through prototypes into full series production. The position offers significant variety, with exposure to multiple projects and collaboration across concept design, engineering, and operations, giving the opportunity to influence projects from start to finish. Job Responsibilities * Create and develop deliverables for each new model introduction, including: * Vehicle assembly concept * Transition from virtual environment to physical validation and delivery * Process sequencing,...

Manufacturing Engineer – New Model Introduction Contract Type: 6-Month Contract (Potential for Extension) Location: Woking Contract: Inside IR35 Occasional Travel Required. Purpose of the Role Our team is expanding to support a major programme of new model launches, and the Manufacturing Engineer – New Model Introduction will play a central role in developing and standardising the processes that define how each vehicle is built. This role is crucial to the success of our manufacturing operations, as the Manufacturing Engineer – New Model Introduction will guide programmes from initial concept design through prototype phases and into full series production. You’ll gain exposure across the business, working closely with design, engineering and operations teams on multiple projects while influencing programmes from beginning to end. Principal Accountabilities The Manufacturing Engineer – New Model Introduction will be responsible for developing the full suite of Manufacturing...

Our client, a Defence and Aerospace supplier is looking for a Missile Mechanical Architect to join them on a contract basis at their site in Stevenage. Due to the nature of the role, applicants must hold the British nationality and be eligible to obtain SC Clearance ahead of starting. 6 month initial contract. Hybrid working, based in Stevenage. £60 p/h Umbrella, inside IR35.Responsibilities: The role is responsible for the delivery of the missile mechanical architecture requirements and typical responsibilities include: Establishing the Missile Airframe Task Requirements Specification (TRS) to ensure a structured & coherent mechanical response to the overall Missile TRS Management of the mechanical interface with the launcher Management of Mechanical & Thermal Interfaces across the Missile Defining the optimum mechanical architecture for all variants of the missile, ensuring the mechanical architecture and interfaces meet requirements Implementation of GMA Policies to...

Principal Thermal Engineer 12 month contract Based in Stevenage Offering £50ph Inside IR35 Do you have experience carrying out thermal analysis of electronics? Do you have experience with MATLAB/Simulink? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role for you! As the Principal Thermal Engineer, 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: Take ownership of delivering packages of thermal analysis work Provide mechanical analysis support to develop designs and deliver thermal performance evidence Deliver analysis evidence in clear reports with firm conclusion statements Participate in team meetings and design reviews Manage workload against time schedules and...

Job Title: Principal Thermal Engineer Location: Stevenage Pay Rate: Up to £50p/h Inside IR35 Contract Length: 12 Months - Likely To Extend Key Skills: Thermal Analysis, Finite Element Analysis (FEA), MATLAB / SIMULINK, Thermal Design Authority, Defence, Engineering Join Our Team as a Principal Thermal Engineer and Drive Thermal Design to New Heights! Are you a meticulous Principal Thermal Engineer with a passion for precision and excellence? Are you ready to play a pivotal role in ensuring top-tier standards in a well-established engineering organization? Look no further! We invite you to join our team in Stevenage and be a key driver of engineering excellence. About Us: As a distinguished leader in the engineering industry, we are dedicated to delivering innovative solutions and pioneering projects. Our commitment to excellence has earned us a strong reputation, and we're looking for a talented Thermal Engineer to contribute to our continued success. The Role: So, what...

Our client, an Aerospace and Defence supplier is looking for a Principal Thermal Engineer to join them on a contract basis at their site in Stevenage. Due to the nature of the role, applicants must hold the British nationality and be willing to obtain full SC Clearance ahead of starting. 12 month initial contract. Fully onsite in Stevenage. £50 p/h Umbrella, inside IR35.Responsibilities: Take ownership for delivering packages of thermal analysis work. Provide mechanical analysis support to develop designs and deliver thermal performance evidence. Deliver analysis evidence in clear reports with firm conclusion statements. Participate in team meetings and design reviews. Manage workload against time schedules and report progress regularly to stakeholders. Responsible for dealing and collaborating with project stakeholders (internal & external).Skillset/experience required: Degree qualified in a STEM subject. Proven ability to carry out thermal analysis through the application...

World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Principal Thermal Engineer Subcontractor on an initial 12 month contract.   Hourly Rate: £50.00  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 likely be onsite 3 days per week. Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage onsite interview   Principal Thermal Engineer Job Description: The Mechanical Analysis Group are looking for a Principal Thermal Engineer to join its team in Stevenage. The group consists of over 30 engineers working across a wide spectrum of cutting-edge military systems. Working for an internationally recognised company, you will play a critical role in ensuring that products deliver the necessary performance against key...