33 jobs found in Ascot

Our client, a Defence and Security supplier is looking for a Mechanical Design Engineer to join them on a contract basis at their site in Maidenhead. Due to the nature of the role, applicants must hold the sole British nationality and current SC Clearance 6-month initial contract £60 p/h Umbrella, inside IR35 Fully onsite in Maidenhead due to the nature of the role Job Description: Design, develop, test, and document mechanical assemblies through the full product lifecycle. Deliver robust mechanical solutions using company engineering tools and processes. Create and review mechanical documentation: design packs, analysis reports, plans, and procedures. Define and analyse mechanical performance and functional behaviours. Optimise designs for various manufacturing methods (machining, moulding, extrusion, sheet metal, casting). Perform tolerance analysis for precision parts and complex assemblies. Produce designs compliant with MIL‑STD, DEF‑STAN, EMC, TEMPEST, and environmental...

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...

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...

We are seeking an experienced Senior Commissioning Engineer with Mechanical experience to support a major defence project at a secure, highly regulated site near Reading. This is a senior role, supporting the management team; site-based role requiring a high level of technical expertise, leadership, and experience in commissioning, testing, and assurance of mechanical systems and equipment within safety-critical environments. Role: SeniorCommissioning Engineer - Mechanical Bias Location: Reading (site-based) Salary: Up to £60 Per Hour Inside IR35 (Based on year's experience) Key Responsibilities ·Lead and oversee the commissioning, testing, and validation of mechanical equipment on a complex defence project and provide technical leadership and mentorship to junior commissioning engineers and site teams. ·Develop, review, and approve commissioning strategies, test procedures, and method statements, alongside supervising functional testing, fault finding, and troubleshooting of...

We are seeking an experienced Principal Electrical (EC&I) Commissioning Engineer to support a major defence project at a secure, highly regulated site near Reading. This is a senior, site-based role requiring a high level of technical expertise, leadership, and experience in commissioning, testing, and assurance of electrical and control systems within safety-critical environments. Role: Principal Electrical (EC&I) Commissioning Engineer Location: Reading (site-based) Rate: £70 per hour Inside IR35 (Based on year's experience) Employment Type: Contract 12 Months Key Responsibilities ·Lead and oversee the commissioning, testing, and validation of electrical and EC&I systems on a complex defence project and provide technical leadership and mentorship to junior commissioning engineers and site teams. ·Develop, review, and approve commissioning strategies, test procedures, and method statements, alongside supervising functional testing, fault finding, and troubleshooting...

Commissioning Engineer - AWE Burghfield Full-time site based £500-£600/day Umbrella (Inside IR35, all-in) ASAP - Sept 2026 SC preferred / must be eligible We're recruiting Mechanical & Electrical Commissioning Engineers for a major project at AWE Burghfield. Role will involve commissioning of building services and facility systems within a nuclear environment, including FAT support and system testing. Scope includes: HVAC / ventilation Fire alarm CCTV / security systems Lighting & power Mechanical / electrical plant FAT / SAT / functional testing Requirements: Nuclear site experience essential Commissioning experience on large / regulated projects FAT / SAT / test pack experience Building services / M&E background CSCS required SC clearance preferred Full-time on site (occasional weekends optional) Multiple roles available

Engineering Manager Contract Length: 18 Months Location: Reading 5x per week Rate: £60 Per Hour Inside IR35 Overview We are seeking an experienced Engineering Manager to lead and manage a technical team within a highly regulated defence project in the UK. This role will act as the key leadership point of contact, ensuring the delivery of critical engineering capability aligned with current and future programme requirements. You will play a pivotal role in delivering the integrated technical programme, ensuring engineering excellence, compliance, and operational efficiency. Key Accountabilities ·Lead, coach, and develop a high-performing engineering team to deliver both team and individual objectives safely and securely. ·Oversee performance management, ensuring staff are assessed against objectives and implementing corrective actions where required. ·Provide technical leadership and subject matter expertise within your engineering discipline. ·Maintain and promote the...

Job Title: Nightshift site Engineer Location: Heathrow Airport Rate: £500 per shift (Inside IR35 or via Ltd Company) Shift: Night Shift Project & Department Overview Working on a major infrastructure programme at one of the world's busiest aviation hubs, this role sits within a critical asset management and compliance framework delivering essential upgrades to key tunnel infrastructure. The project requires works to be delivered within tight possession windows while maintaining full operational functionality of the airport's transport network. Purpose of the Role The Backshift Night Engineer is responsible for overseeing and delivering works during restricted night-shift possession windows. You will ensure all planned activities are executed safely, efficiently, and in line with design specifications, acting as the key link between day-shift planning and on-site night-time delivery. Key Responsibilities Technical Delivery Supervise and deliver all on-site engineering...

Are you a Quantity Surveyor with experience of working on a major UK infrastructure project? Do you have experience of working on NEC forms of contract and demonstrable experience of managing subcontractors? Location: Northwest London Duration: 12 months Rate: DOE IR35: Inside - Umbrella This role offers hybrid working where you will be required on site 3 x days a week and work from home 2 x days. Due to the nature of the role, only candidates with experience of working on a major UK infrastructure project can be considered for this opportunity. Our client is a main contractor delivering heavy civils work on HS2. Due to an increase in work, they require a Quantity Surveyor to work closely with the delivery team on the project. The successful candidate will have to have experience working on NEC forms of contract and subcontractor management. As Quantity Surveyor, you will be responsible for preparation of project forecasting, contract management, cost control whilst...

Engineering Manager – Aldermaston (100% Onsite) * Contract: 18 Months * IR35: In Scope * Security Clearance: DV (Developed Vetting) * Rate: £63.57 Umbrella * Location: Aldermaston – 100% onsite Role Overview: We are looking for an experienced Engineering Manager to lead a technical team delivering critical engineering and infrastructure programmes. In this role, you will oversee design reviews, allocate resources across multiple projects, ensure compliance with safety, security, and quality standards, and provide technical guidance and leadership to your team. You will also manage stakeholder relationships, maintain accurate configuration of engineering deliverables, and ensure your team produces high-quality, compliant engineering outputs. Essential Evaluation Criteria: 1. Proven experience in infrastructure programmes 2. Experienced in conducting technical design reviews 3. DV cleared, sole UK National, able to commit to 100% onsite attendance...

Train Fitter – Interiors Location: South London Pay: £20.66 PAYE; £26.88 Umbrella per hour Shifts: Sunday to Thursday, Permanent Night shift Are you looking for a hands-on position where you can grow your competencies in the rail sector? If you take pride in your work and want to see the results of your craftsmanship every day, this role gives you exactly that. As a Train Fitter specialising in interiors, your skills will directly shape the comfort, safety, and experience of thousands of passengers. Every seat you repair, every fixture you maintain, every detail you perfect, it all adds up to a train environment that passengers feel proud to travel in. The role: Your role will be hands-on, varied, and rewarding and it would include: Repairing and maintaining train interiors, from panel and paint repairs to seat covers, glazing, window films, armrests, tabletops, and toilet fittings. Ensuring tools and equipment are prepared, maintained, and safe to use, reporting any...

Job Title: Senior Software Engineer in Test Type: Inside IR35 Contract Rate: £600-£650 per day Duration: 6 months minimum (likely to extend) Location: London - 3 days on site (Canary Wharf)  A large fintech business are looking for a senior-level quality engineer with a strong software engineering mindset to help shape and safeguard new platform capabilities across complex workflow-driven systems on a contract-basis. This role sits embedded within product engineering, operating in a shared ownership model alongside Java and React developers, with a heavy emphasis on automation. What you’ll be doing Building and maintaining automated coverage across the stack, from APIs through to user journeys, using established internal tooling and frameworks. Evolving existing test frameworks where required, while staying aligned with core engineering standards. Working closely with frontend and backend engineers to ensure critical paths are well understood, well tested, and production-ready....

Are you a Rail Systems Project Manager with extensive NEC3 contract management experience?   Do you have experience managing contracts and project controls within a small, dynamic team?   Contract Rate: £(Apply online only)/day Inside IR35 - Via Umbrella Provider.    Location: West London - 4 days in the project site office, 1 day working from home.   Contract Length: Rolling 6-month contract.   Role Details:   My client is a leading main contractor on major HS2 systems works, looking for an experienced Project Manager to support the Head of PMO. This is a hands-on 'doer' role with a primary focus on heavy contract administration and project controls. You will be responsible for managing early warnings, compensation events, monthly reporting, and program management. You will be part of a small, core team and must be prepared to be actively involved in the work, not just delegate.   Essential: ·Rail Systems Project Manager with extensive NEC3 contract management...

Are you an experienced Project Controls professional with experience transforming P6 data into reports for railway infrastructure projects?   Do you have experience producing S-curves, CPI/SPI, and earned value reports?   Contract Rate: Dependant on experience - Inside IR35 via Umbrella Provider.   Location: West London - 4 days in the project site office, 1 day working from home.   Contract Length: Rolling 6-month contract.   Role Details:   My client is a leading main contractor on major HS2 systems works, looking for a hands-on Project Controls Engineer. Your primary responsibility will be to take raw P6 data and make it presentable for reporting. This includes producing S-curves, CPI/SPI reports, tracking quantities, and creating earned value reports. This is a 'doer' role focused on data analysis and producing graphics and charts for the extensive project reporting requirements.   Essential: ·Experienced Project Controls professional with experience transforming...

A contract position Inside IR35 On site in West Sussex Our client, a leading consultancy in the automotive sector, is currently seeking a Mechanical Development Engineer to join their team. This contract role demands a solid understanding of automotive components, systems, and associated vehicle parts. Proven Powertrain experience is essential and ideally knowledge on transmissions. The role involves close collaboration with OEMs, suppliers, and test, design, and analysis teams to define testing plans, analyse results, and recommend design changes. Projects may require working independently or as part of a cross-functional international team. Key Responsibilities: Managing teams and preparing proposals Understanding product development processes for powertrains and transmissions Developing system and component specifications Conducting rig and system validation testing Utilising instrumentation and data capture tools Conducting FMEAs and preparing DVPs (Design Validation...

Are you an experienced Senior Quantity Surveyor with a strong background in NEC contracts and leadership? Have you worked extensively with Network Rail and led junior commercial teams? Rate: £450/day - Umbrella, Inside IR35 Location: Sidcup, Kent (Hybrid - 2-3 days in the office per week; occasional travel to Blackfriars) Duration: 6 months, potential to go permanent   This is an excellent opportunity to join a rail contractor delivering work on the CP7 frameworks, covering reactive, emergency, and civils based rail works. The ideal candidate will have experience working on Network Rail and NEC contracts. Requirements for Senior Quantity Surveyor: ·7+ years' experience as a Quantity Surveyor ·Significant experience working with Network Rail (essential) ·Strong experience with NEC contracts (Option C & E preferred) ·Proven ability to lead, mentor, and develop junior commercial staff ·Background working for a Tier 1 contractor (strongly preferred) ·Degree in...

World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer (Military Packaging Design) subcontractors on an initial 12 month contract. This role would suit a Mechanical Design Engineer who comes from a strong Defence or Aerospace background has strong Creo / PRO-E skills.  Other CAD Package skills are also fine.         Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage Hybrid / Remote working: Hybrid, 2-3 days min on site. Although this can change due to workload. Can be continually reviewed. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Mechanical Design Engineer - Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional...

World Class Defence Organisation is currently looking to recruit 2x Senior Electronics Engineering Project Manager subcontractors on an initial 12 month contract.  The role will be a hybrid of working from home and being onsite 2 days per week (flexibility on this).    Please Note – this role requires a very strong Electronics background or a background of working on electronic focused/biased projects.  The position will be managing detailed design of electronics product / engineering development   Job Title: Senior Electronics Engineering Project Manager Number of positions: 2 Rate: £60.00 per hour Location: Stevenage, Bolton or Bristol – depending on your preference Hybrid / Remote working: 2 days per week onsite (flexibility on this) Contract: 37 Hours per week Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella)   Senior Electronics Engineering Project Manager Job Description: We are Electronics Engineering. We are...

World Class Defence Organisation is currently looking to recruit a Supply Chain Manager subcontractor on an initial 6 month contract.    Rate: £50.00 per hour Location: Stevenage or Bolton, depending on your preference. Hybrid / Remote working: 2 days onsite per week Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 6 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Supply Chain Manager Job Description: An opportunity has arisen for a Supply Chain Manager to join ISP in the Equipment's team. The successful candidate will bring their experience and knowledge to ensure effective Supplier performance, capability & Risk management. As a team, we work across all programmes in a changing environment, managing and implementing both mature and new technologies. Responsibilities /Skillset/experience required Internal and external assessment skills/knowledge;...

World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer (Military Packaging Design) subcontractors on an initial 12 month contract. This role would suit a Mechanical Design Engineer who comes from a strong Defence or Aerospace background has strong Creo / PRO-E skills.         Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage Hybrid / Remote working: Hybrid, 2-3 days min on site. Although this can change due to workload. Can be continually reviewed. Contract: 37 Hours per week Overtime: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) Mechanical Design Engineer - Military Packaging Design Job Description: An opportunity to become part of Europe’s No. 1 Missile Systems Designer, as a Mechanical Design Engineer. You will work closely with other functional teams, to develop...