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Contractor 19
Inside IR35 Basildon senior mechanical engineer

19 senior mechanical engineer jobs found in Basildon

CL
May 08, 2026  
Senior Mechanical Engineer (contract)
Senior Mechanical Engineer Basildon, Essex (1 day/week on site) £53ph (Inside IR35) Initial 6 month contract **Please note we can only consider sole UK Nationals for this role** We are currently looking for a Senior Mechanical Engineer to join the Precision Guidance Integrated Project Team (IPT), working on equipment for the next generation of Missile Seeker Programmes. What you'll do as a Senior Mechanical Engineer: Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international standards. Design of engineering solutions taking into account all requirements including product quality, safety, reliability, testability, sustainability, etc. Mechanical engineering detailed design, including numerical calculations, tolerance studies, etc. Produce Manufacturing Data Packs in line with BS8888 including appropriate application of GD&T. Generate BoM within approve PLM...
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
May 07, 2026  
Senior Mechanical Engineer
6 month contract (initially) Up to £55.56 per hour umbrella (Inside IR35) Hybrid working (circa 1 day per week on site with a need to be flexible where required) Job Role: Our client is currently looking for a Senior Mechanical Engineer to join the Precision Guidance Integrated Project Team (IPT), working on equipment for the next generation of Missile Seeker Programmes. The successful candidate will be experienced in the Aerospace and/or Defence Industry and preferably hold SC Security status. The Mechanical Engineer role offers hybrid working, with the option of on-site working at our Basildon office. The frequency of on-site visits shall be agreed with the project team to ensure that key Milestones and Deliverables are met on time, to budget and to the desired quality. Key Responsibilities: Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international...
IR35 Status:
Inside IR35

CV-Library Basildon, UK Contractor
CL
May 02, 2026  
Senior Mechanical Engineer
Senior Mechanical Engineer Basildon 6-Month Contract Paying up to £55p/h (Inside IR35 Key Responsibilities Support senior members of staff in the delivery of technical solutions on critical Business Programmes. Generation of mechanical solutions to relevant company and international standards. Design of engineering solutions taking into account all requirements including product quality, safety, reliability, testability, sustainability, etc. Mechanical engineering detailed design, including numerical calculations, tolerance studies, etc. Produce Manufacturing Data Packs in line with BS8888 including appropriate application of GD&T. Generate BoM within approve PLM system (Teamcenter). Contribute to reviews of Mechanical designs in accordance with business and industry standards. Deliver design solutions against Technical Requirements, within budget and timescales. Essential Skills & Experience Mechanical or Science degree qualified, or equivalent, with experience....
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
May 13, 2026  
Supplier Quality Engineer
Supplier Quality Engineer 6 month contract Based in Stevenage - hybrid Offering £45ph Inside IR35 Do you have experience with AS9100 standards? Do you have quality experience in Manufacturing and Supply Chain environments? 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 Supplier Quality 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: Complete scheduled Quality Assurance audits at suppliers using standardised tools Conduct thorough verification/inspection of products to ensure they meet the required quality standards Identify and document any non-conformities in the manufacturing process and deviations from the product specifications...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 17, 2026  
Functional Safety Systems Engineer
RLE International is working on behalf of their Essex based Automotive Client, who are currently looking for a Functional Safety Systems Engineer to support their team. Position Description: Rate: £29.59 (via Umbrella PAYE) – increasing to £38.38 after 12 weeks under AWR’s (Agency Worker Regulations) Our client is seeking a Functional Safety Systems Engineer to join their core team in the Essex. You will be a key player in ensuring complex, distributed technologies including powertrain, infotainment, and active safety meet the highest safety standards. Using Model-Based Systems Engineering (MBSE), you will bridge the gap between research and production, turning "what if" into "what’s next." As a key member of an exciting team leading Functional Safety activities in Product Development, this role involves working with technology subject matter experts to conduct Functional Safety analysis using efficient model-based systems engineering (MBSE / SysML) tools. Additionally, you will...
IR35 Status:
Inside IR35

CV-Library Basildon, Essex Contractor
CL
May 08, 2026  
Works Inspector
Infrastructure Protection – Works Inspector Business Area: Infrastructure Protection Project: Third Party / External Development Works (TfL Infrastructure Interface) Pay Rate £400 per day (inside IR35) – Umbrella About the Role We are seeking an experienced Infrastructure Protection – Works Inspector to join a busy operational team managing third-party and external development works adjacent to or above TfL infrastructure. You will be responsible for ensuring that construction activities do not compromise the safety, integrity, or operation of the rail network. This includes surveillance checks of safe systems of work, monitoring high-risk construction activities, and undertaking statutory network patrols under ROGS requirements. This is a highly site-based role with significant exposure to active construction environments and operational railway interfaces. Location Site-based role (London Underground / TfL operational infrastructure) You will be required to attend...
IR35 Status:
Inside IR35

CV-Library E20, Stratford and New Town, Greater London Contractor
CL
May 02, 2026  
Software Asset Management Consultant
Contract – Inside IR35, Remote Software Licensing Specialist (Developer Background) – Financial Services Client Excellent opportunity with a leading financial services client who are looking for a Software Asset Management Consultant to join the business. We’re specifically looking for someone with a strong background in software development or programming, to support governance, processes, and controls around the use and contribution of Free and Open Source Software (FOSS). The role is ideally suited to someone who has previously built or maintained software and has developed a strong understanding of software licensing from a developer’s perspective—including how licensing impacts code usage, distribution, and integration. Key Responsibilities * Provide practical, developer-focused guidance to engineering teams on the implications of FOSS licensing within their applications and codebases. * Analyse licensing and copyright considerations for new open-source software requests,...
IR35 Status:
Inside IR35

CV-Library E14, Canary Wharf, Greater London Contractor
CL
May 07, 2026  
Senior Data analyst
Senior Data Analyst Bromley - hybrid 12 month contract - extension possible Inside ir35 Role Overview We are looking for a Data Analyst to join our team and support the programme through meaningful, data driven insights. This is a highly collaborative role, working alongside business teams, technology partners, and data engineers to ensure data is accurate, well understood, and used effectively. Job Description Key Responsibilities: Data Collection: Gather data from internal databases, data warehouses, APIs, spreadsheets, and external sources, ensuring data is obtained in a usable, structured format. Data Cleaning & Preparation: Identify and correct errors, inconsistencies, and missing values. Transform raw data into analysis ready datasets (e.g., normalization, feature creation). Reporting & Visualization: Build dashboards and visual reports using tools like Power BI, Tableau, or Excel. Data Modelling & Forecasting: Create simple predictive models or...
IR35 Status:
Inside IR35

CV-Library Bromley, London Contractor
CL
May 09, 2026  
Senior Cyber Security Engineer
Hackney Council | Contract | Inside IR35 Hackney Council is seeking an experienced Senior Cyber Security Engineer to join its security function on a contract basis. This role is ideal for a hands-on technical specialist with deep expertise in CrowdStrike and Splunk, capable of turning complex security telemetry into actionable intelligence and supporting enterprise-scale security operations. The Role As a Senior Cyber Security Engineer, you will act as a senior technical authority within the security team, working closely with internal stakeholders and an external SOC partner to strengthen endpoint security, detection, and response capabilities. Key Responsibilities * Endpoint Security Strategy: Lead the deployment, configuration, and ongoing management of the CrowdStrike Falcon platform. * SIEM & Detection Engineering: Design, optimise, and maintain Splunk dashboards, alerts, and data models to detect advanced threats. * Incident Response: Act as a technical...
IR35 Status:
Inside IR35

CV-Library E8, Hackney Central, Greater London Contractor
CL
May 09, 2026  
Senior Structural Engineer
Job Title: Senior Structural Engineer Location: London (Hybrid) Contract Duration: 3-6 months+ Salary: £38-45 per hour (Inside IR35) About the Role We are seeking a Senior Structural Engineer to provide interim support while permanent staff are recruited. This contract role will involve working across a range of sectors, including aviation, power, defence, life sciences, and public sector projects. You will be assigned to one sector at a time and will not be expected to deliver across multiple sectors concurrently. You will need to bring your strong technical knowledge and experience to quickly assume responsibility for projects and ensure delivery meets the highest standards. Key Responsibilities: ·Provide structural engineering expertise across various projects. ·Collaborate with engineers and technicians within the immediate team (approximately 50) and the wider team (approximately 170 across all regions). ·Ensure designs comply with current C&S design codes and...
IR35 Status:
Inside IR35

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
May 10, 2026  
IDAM Back-end Java Developer - SC Cleared
IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35: Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking for a back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service, re-platforming to Azure Kubernetes Service. You will have a solid understanding of modern deployment pipelines and DevOps principles. The role will require providing out of hours support (i.e. Monday to Saturday once per month). As a Senior Software Engineer with a focus on back-end development, you will play a key role in designing,...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 21, 2026  
Contract Senior Structural Engineer
Contract Senior Structural Engineer Location: London (Hybrid Working) Rate: Up to c£50 per hour (Experience dependant) Contract Length: 6 Months Start Date: Immediate IR35 Status: Inside IR35 The Opportunity A leading international engineering consultancy based in Central London is seeking an experienced Contract Senior Structural Engineer to join their team on a high-profile, technically challenging portfolio of projects. This is an excellent opportunity for a hands-on design-focused engineer with a strong background in building structures to work within a respected global consultancy delivering complex and prestigious schemes across the UK and internationally. Key Responsibilities You will play a pivotal role in the technical delivery of a wide range of projects, including: * High-rise building developments * Major commercial and retail structures * Hotels and museum projects * Sports and entertainment complexes The role is heavily design-led and will involve producing...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 21, 2026  
Contract Senior Structural Engineer
Contract Senior Structural Engineer London | Immediate Start | Up to c£50 p/h | 6-Month Rolling Contract | Inside IR35 Are you a highly experienced Structural Engineer ready to make your mark on a landmark international project? A leading global engineering consultancy based in Central London is seeking a Contract Senior Structural Engineer to join their team immediately, playing a key role in the delivery of a major overseas airport development. This is a fantastic opportunity to work on a technically complex, high-profile infrastructure project within a fast-paced, collaborative environment. You will provide critical design input on a prestigious international airport project, contributing to large-scale structural solutions that demand precision, creativity, and technical excellence. We are looking for a senior-level professional with: * 8–10+ years’ building structures design experience * Strong technical expertise in steel and reinforced concrete (RC) design *...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
May 10, 2026  
Electronics Engineer
On behalf of our client, we are looking for a Electronics Engineer to join them on an initial 12-month basis. As Electronics Engineer you will join the Calibration & Maintenance Team, to service Electrical and Electronic Test Equipment, including Special to Type Test Equipment. Some of these tasks include fault finding and repair of test equipment, supporting routine calibrations, commissioning of Test Equipment and drift analysis. Role: Electronics Engineer Pay: £32 -£35 per hour via Umbrella Location: Stevenage Contract: 12 months (possible extension) IR35 Status: Inside Security Clearance: SC Clearence needed however can start on BPSS Skillset/experience required: Minimum qualification: HNC/HND in Electrical & Electronics Engineering. Experience and knowledge in the calibration of test equipment and maintenance of test systems to component level. Able to utilise instructions, handbooks, drawings or specifications to provide technical advice/guidance. Able to use...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
May 07, 2026  
Systems Engineer Manager
World Class Defence Organisation is currently looking to recruit a Head of FCAS Systems Design Co-Ordination ( Systems Engineer Manager ) subcontractor on an initial 6 month contract.    This position would suit a candite from the Defence / Aerospace industries and from a Systems Engineering Management background.   Rate: £80.00 per hour Location: Bristol, Stevenage or Bolton, depending on your preference.  Hybrid / Remote working: Hybrid, 3 days per week onsite (the department can offer a compressed 4 day week of Monday to Thursday) 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) Interview process: 1 stage video interview Head of FCAS Systems Design Co-Ordination Job Description:   FCAS is one of the largest, most exciting and challenging programmes within Defence – to design and deliver a Future...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
May 07, 2026  
FCAS Head of Systems Design
Head of FCAS Systems Design Co-Ordination inside IR35 can be based out of Stevenage or Bristol or Bolton Candidates must be eligible for UK Eyes Only SC Skillset/experience required: Demonstrable ability to form and maintain strong relationships within both the sector and with our external partners Strong leadership to be able to develop individuals roles on project and ensure they have the right opportunities Excellent understanding of multiple stakeholder needs and how these align within a wider business context to aid effective decision making Ability to influence and drive a narrative Fantastic attention to detail along with excellent organisational and communication skills Overview of department: FCAS is one of the largest, most exciting and challenging programmes within Defence - to design and deliver a Future Combat Air Programme for the RAF in record time. The key cornerstone of FCAS is the Global Combat Air Programme (GCAP), which sees the UK working with our...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 02, 2026  
Mechanical Design Engineer
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...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Mar 04, 2026  
Mechanical Design Engineer (Military Packaging Design)
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...
IR35 Status:
Inside IR35

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
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