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Contractor 151
Inside IR35 Keynsham

151 jobs found in Keynsham

CL
May 10, 2026  
SC Cleared - ADA Software Engineer
Location: Bristol (fully onsite) Duration: 12 month initial contract Rate: £68ph UMB (Inside IR35) Role details: Our client, a key player in the Defence & Security sector, is currently seeking an SC Cleared, Embedded Ada Software Engineer to join their team on a contract basis in Bristol. This is an exciting opportunity to be involved in the development of cutting-edge command and control software for maritime missile systems. Key Responsibilities: Engaging with the Systems team to discuss requirement changes and updates Participating in the entire software engineering lifecycle Ensuring high standards in coding, process, and documentation for safety-critical software Involvement with qualification and software releases Supporting the development of advanced maritime air defence systems Job Requirements: Proficiency in Ada programming Security Clearance (SC) required to start Strong background in safety-critical software, ideally within defence, aerospace, rail, nuclear...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
May 08, 2026  
IT Project Manager
Hays are now looking for an IT Project Manager for one or our local clients. £511 p/d Inside IR35 Hybrid - 2-3 days a week in Bristol 6 month+ contract Requires telecoms experience to apply We are looking for a Project Manager to lead the end‑to‑end delivery of complex technology projects within a fast‑paced environment. You will work with cross‑functional teams and third‑party suppliers to ensure projects are delivered on time, within budget, and to agreed quality standards. What you'll be doing Leading and coordinating virtual, cross‑functional project teamsManaging projects from initiation through delivery and transition into operationsOwning project planning, governance, risks, issues, and change controlManaging budgets and ensuring delivery against agreed timelines and outcomesWorking closely with internal stakeholders and external suppliersProviding regular project reporting and status updatesCommunicating effectively with stakeholders up to senior leadership level What...
IR35 Status:
Inside IR35

CV-Library Bristol, UK 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 Bristol, UK Contractor
CL
May 07, 2026  
Head of FCAS Systems Design Co-Ordination - 3344-1
Head of FCAS Systems Design Co-Ordination - 3344-1 Initial 6-month contract 3 days onsite per week in Stsvenage, Bristol or Bolton (rest remote) £80ph, UMB, inside IR35 SC to start - SC must be in place prior to starting this contract. Those with live clearance will be priortised due to urgency of the position. UKEO - This role is only open to sole British nationals due to nature of the programme. Our client, operating in the Defence and Security sector, is actively seeking a Head of FCAS Systems Design Coordination to join their dynamic team on an initial 6-month contract. This role can be based in either Bristol, Bolton, or Stevenage, with a requirement to be onsite for three days per week. This is a senior-level position within a major programme aimed at designing and delivering a Future Combat Air System for the RAF, in collaboration with international partners, Italy and Japan. Key Responsibilities: Acting as the Senior Engineering Manager for the System Products &...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 26, 2026  
Integration and System Validation Engineer
World Class Defence Organisation is currently looking to recruit 2x Integration and System Validation Engineer subcontractors on an initial 12 month contract.     The role would suit a candidate with the below experience: Network systems and protocols, experience of switch and router configuration and management Fault finding and route cause analysis at subsystem integration level Doors/ETM would be desirable Rate: £70.00 per hour Location: Bristol Hybrid / Remote working: 3-5 days on site; rest remote; lab-based position 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)                                                                                                                                           Interview Process: One stage Video Interview Integration and System Validation Engineer Job...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 18, 2026  
C++ Application Software Engineer
World Class Defence Organisation is currently looking to recruit 3x C++ Application Software Engineer subcontractors on an initial 12 month contract.     This role requires: Strong experience in C++ application development. A strong background in software engineering, its realisation and system wide impact. Experience in CI/CD pipelines, GitLab, Docker. Experience of developing software for virtual environments.  Rate: £65.00 per hour Location: Bristol Hybrid / Remote working: The role will likely be onsite – a compressed 4 day week (Monday to Thursday is fine).  There may be some scope for hybrid working (project dependent). 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)...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 18, 2026  
Embedded Software Engineer
World Class Defence Organisation is currently looking to recruit 2x Embedded Software Engineer subcontractors on an initial 6 month contract.     Rate: £68.00 per hour Location: Bristol Hybrid / Remote working: The role will be onsite – a compressed 4 day week (Monday to Thursday is fine) 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: One stage Video Interview Embedded Software Engineer Job Description: We are a world leader in missile and missile systems, seeking a highly capable and adaptable Embedded Software Engineer to join our Development Facility in Bristol. As part of our growing dynamic Software team, you will develop the latest...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 17, 2026  
Systems Performance Modelling Engineer
World Class Defence Organisation based in Stevenage and Bristol is currently looking to recruit a Systems Performance Modelling Engineer subcontractor on an initial 12 month contract.  Your base site can be either Stevenage or Bristol, depending on your preference. The role can be worked on a 4 day week basis (Monday to Thursday) but due to the nature of the work, the position will need to be based onsite.     This role would be suitable for a Simulation and Modelling Engineer (Matlab / Simulink) ideally from the defence or aerospace industry.   Rate: £80.00 per hour Location: Your base site can be either Stevenage or Bristol, depending on your preference Hybrid / Remote working: The role will based onsite.  A compressed 4-Day week of Monday to Thursday is possible 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...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 20, 2026  
Test Driven Development Lead
World Class Defence Organisation is currently looking to recruit a Test Driven Development Lead subcontractor on an initial 6 month contract.     Rate: £70.00 per hour Location: Bristol Hybrid / Remote working: The role will be onsite – a compressed 4 day week (Monday to Thursday is fine) 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: One stage Video Interview Test Driven Development Lead Job Description: The UK Embedded Software department is at the core of the company’s projects. We create the complex, highly reliable real-time software that powers our missile systems and their components, ensuring that they provide the performance and...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 12, 2026  
C# / C++ Software Engineer
World Class Defence Organisation is currently looking to recruit 5x C# / C++ Software Engineer subcontractors on an initial 12 month contract.  Desktop C# is the expertise the department are looking for; with some experience with C++ but doesn’t need to be overly extensive. Job Title: C# / C++ Software Engineer Rate: £65.00 per hour Overtime Rate: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Location: Stevenage or Bristol (depending on your preference) Hybrid / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite Contract: 37 Hours per week Duration: 12 Months (initially and then ongoing and long-term thereafter) IR35 status: Inside IR35 (Umbrella) C# / C++ Software Engineer Job Description: WSSE are integral in the development of weapon systems and system architectures, and as a result we have developed a capability supporting developments across the full product life cycle.   The team integrate real products, models...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 11, 2026  
Java Software Engineer
World Class Defence Organisation is currently looking to recruit a Java Software Engineer subcontractor on an initial 12 month contract.     Job Title: Java Software Engineer Rate: £65.00 per hour Location: Bristol Hybrid / Remote working: The role will be onsite – a compressed 4 day week (Monday to Thursday is fine) 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)                                                                                                                                           Interview Process: One stage Video Interview Java Software Engineer Job Description: The team, at the Bristol facility, develop solutions for the next generation of Air Defence Systems; developing evolving products whilst maintaining their enviable reputation for safety, performance and dependability. This...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 06, 2026  
Senior Finance Business Partner
Senior Finance Business Partner Contract until March 2027 - Inside IR35 Bristol Based (60% onsite) Certain Advantage are recruiting on behalf of our renowned manufacturing client for a Senior Finance Business Partner to work within a procurement ops team providing Financial direction for the Commercial Strategy. You will lead the financial decision process to support commercial decision making in the tendering of detail parts and the subsequent impact of tendering decisions on the financial health and performance of the detail parts supply chain (£200m+). Key challenges in this role will include continuous stakeholder management across multiple interfaces (accounting and procurement up to “Head ofs”), and negotiating with procurement suppliers on key financial topics and performance improvement plans. There will be recurring and ad-hoc activities in this varied role. Typical responsibilities will include; Lead the financial decision process to support commercial decision making...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Mar 04, 2026  
Mechanical Design Engineer
World Class Defence Organisation is currently looking to recruit a Mechanical Design Engineer subcontractor on an initial 6 month contract. Job Title:  Mechanical Design Engineer Rate: £50.00 per hour Location: Stevenage or Bristol (depending on your preference) Hybrid / Remote working: 4 days a week likely onsite (likely could be lower on a week by week basis; depending on work). 1 day remote. (flexible on start and finish time). A compressed 4 day week (Monday to Thursday) a possibility. 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) 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 teams, to develop products to meet our customer’s needs. Within this role...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Feb 06, 2026  
Embedded Software V&V Engineer
World Class Defence Organisation is currently looking to recruit 5x Embedded Software V&V Engineer subcontractors on an initial 6 month contract.  Skills in C, C++ or ADA are beneficial.  A defence or aerospace industry background would also be great.   Rate: £70.00 per hour Location: Stevenage or Bristol, depending on your preference. Hybrid / Remote working: Full time on site (occasional work from home day) (The company are happy with a 4 day 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) Interview process: 1 stage video interview   Embedded Software V&V Engineer Job Description:   The department create the complex, highly reliable real-time software that powers missile systems and their components, ensuring that they provide the performance and functionality our users require when they...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Feb 04, 2026  
Java Software Engineer
World Class Defence Organisation is currently looking to recruit a Java Software Engineer subcontractor on an initial 12 month contract.    Job Title: Java Software Engineer Rate: £65.00 per hour Location: Bristol Hybrid / Remote working: The role will be onsite – a compressed 4 day week (Monday to Thursday is fine) 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)   Java Software Engineer Job Description: The team, at the Bristol facility, develop solutions for the next generation of Air Defence Systems; developing evolving products whilst maintaining their enviable reputation for safety, performance and dependability. This is a very hands-on role and requires the continued design and development of new and evolving software tools and architectures, and the instantiations for future products. Perfect...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Apr 09, 2026  
Aircraft Structural Fitters
MPI are looking for Aircraft Structural Fitters with Composite experience to work on site at Western Approach, Bristol. Contract is for approx. 6 months – and is ongoing/rolling contract Rate of pay - Paye: - INSCOPE OF IR35 £23.59 per hour on shift Weekday overtime - £27.65 Weekend overtime - £36.86 ** Likely be up to a couple of weeks on Core Day Shift Training paid at £18.43/per hour ** Shift Pattern: Currently working 12/7 shift on days, 11.5 hour days average 40.25 hrs per week (known as 7 Day Fort Days) all days start from 6.00am to 6.00pm Week 1 – Mon, Tues, Fri, Sat and Sun. Week 2 Wed, Thursday. Duties: As a Skilled Aircraft Fitter with Composite experience, you will be involved in working on a range of aircraft main wing assemblies and sub-assemblies from detail parts, whilst embracing appropriate assembly techniques, tools and fixtures, in accordance with the appropriate technical data and competencies .Assemble composite and metallic aircraft components in line with...
IR35 Status:
Inside IR35

CV-Library Bristol, City of Bristol Contractor
CL
May 08, 2026  
Mechanical / Fuel Systems Installation Design Engineer
Mechanical / Fuel Systems Installation Design Engineer Filton - 100% on-site 35 hours per week | 4.5-day working pattern IR35: Inside Shape the future of air travel with Guidant Global Guidant Global is proud to be recruiting on behalf of Airbus, a world leader in aerospace, for an experienced Mechanical / Fuel Systems Installation Design Engineer to join a highly skilled Wing Engineering Design team based in Filton. This is a fantastic opportunity to work at the forefront of aircraft innovation, contributing to the design and development of fuel and mechanical systems across Airbus' commercial aircraft programmes. You'll be part of a collaborative, multinational engineering community that values quality, innovation and continuous improvement. The role As a Mechanical / Fuel Systems Installation Design Engineer, you will play a key role in delivering safe, efficient and manufacturable system designs from concept through to in‑service support. Working within a supportive and...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
May 02, 2026  
Fluid Mechanical Design Engineer
On behalf of our client, we are seeking a Fluid Mechanical Design Engineer to join on an initial 12-month contract. As a Fluid Mechanical Design Engineer , you will act as the technical lead on an R&T project exploring auto-ignition temperatures for Sustainable Aviation Fuel. Role: Fluid Mechanical Design Engineer Pay: £50 per hour Via Umbrella Location: Filton Contract: Monday- Friday, 35Hours per week, 12 Month contract IR35 Status: Inside Security Clearance: BPSS Responsibilities Lead the team in completing the detailed design phase and passing CDR (critical design review). Develop and implement the build plan. Lead the Verification and Validation of the built test rig and ensure entry into service. Co-ordinate technical activities within the team ensuring correct prioritisation of topics. Support the team in their day to day activities to overcome any technical challenges Essential Skills Experience of working in a test laboratory environment. Experience of...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
May 01, 2026  
Senior LSAR Engineer
Senior LSAR Engineer Location: Filton, Portsmouth, or Broad Oak, 1-2 days on site per month Duration: 6 months Rate: £33.00 ph PAYE +£37.48 inclusive of holiday pay or £44.40 ph Umbrella Inside IR35 Role Description The individual in this role will be responsible for the following core engineering tasking: • Screening and integration of engineering information into the project-controlled toolsets, thereby helping to ensure the integration and accuracy of the ILS dataset is maintained. • Supporting alignment of the ILS dataset with third party datasets. • Investigating and responding to queries received by the project pertaining to the data held within our toolsets, as directed by the Project Manager / Helpdesk Lead. Core Duties Typical duties include (but are not limited to): • Screen engineering drawings to create a Product Breakdown Structure within the ILS toolset that is consistent with existing data held. • Integrate the engineering information...
IR35 Status:
Inside IR35

CV-Library Filton, Bristol, UK Contractor
CL
May 09, 2026  
Facilities Support Manager - SC
Job Title: Facilities Support Manager - SC Location: Corsham (2-3 days/week on site) Contract Duration: Until 27/03/2027 Daily Rate: £450/day (Umbrella – Maximum) IR35 Status: Inside IR35 Security Clearance: SC & Sole Uk National This role plays a significant part in the delivery of services to our customers on a day to day and strategic basis focussing on optimising the use of and managing of property including buildings and workplaces. This role will deliver and support all aspects of day to day hard & soft FM services, including contract and supplier management. Responsibilities: Support the Head of Establishment (HOE), Supporting the delivery of the strategic real estate portfolio plan mandate whilst ensuring operational, project management and tactical services are provided efficiently and effectively. Working to ensure plans and activities across FM reflect the wider strategic priorities Submit & monitor Statements of Need for any work required on site and...
IR35 Status:
Inside IR35

CV-Library Corsham, UK Contractor
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