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Contractor 388
Inside IR35 Mountain Ash

388 jobs found in Mountain Ash

CL
Jun 10, 2026  
Data Engineer
Data Engineer (SQL Server / SSIS) – 3 Month Initial Contract – Remote / Cardiff VIQU have partnered with an NHS organisation to recruit a hands-on Data Engineer to support critical data integration and ETL workloads across a Microsoft-based environment. This Data Engineer role is focused on stabilising, improving and enhancing existing data pipelines, alongside supporting ongoing modernisation and cloud migration activities. The Role The successful Data Engineer will play a key role in ensuring the reliability and performance of existing ETL processes, working across a hybrid on-premise and Azure-based data platform. Key responsibilities include: Testing, troubleshooting and supporting existing ETL and data ingestion processes Investigating and resolving data issues, failures and performance bottlenecks Enhancing and optimising existing SSIS packages and SQL-based integrations Developing new ingestion pipelines and transformation logic where required Performing data...
IR35 Status:
Inside IR35

CV-Library Cardiff, UK Contractor
CL
Jun 07, 2026  
Material Planner
Would you like to join our leading client who prides themselves on achieving operational excellence? -Do you want to work for one of the World’s most famous Car manufacturers driven by a team of highly competent automotive specialists based in South Wales? -Are you experienced in Materials, Planning and Logistics? If your answer is “yes,” we have the perfect job opportunity for you just here.. The Opportunity  Due to successful project growth, our leading client, a World recognised and respected Automotive OEM Manufacturer based in South Wales, are actively seeking an experienced Material Planner to join their highly successful team with immediate effect on a 3-month rolling on-going Contract basis (Inside IR35). On offer to you, is a competitive, albeit negotiable hourly rate, based on relevant experience. The Role  As the Material Planner, your role is to schedule and control the supply of components/materials to meet immediate production requirements and forward...
IR35 Status:
Inside IR35

CV-Library Vale of Glamorgan, UK Contractor
CL
Jun 12, 2026  
HR Business Partner
HR Business Partner Glascoed Based (Hybrid 3-4 days per week on site) £40.71 an hour Umbrella Inside IR35 6 Month Contract This is a great opportunity to work within one of the UK's leading Defence organisations based In Glascoed working Hybrid. This is a temporary opportunity for 6 months initially and may extend to a year. It would suit someone who has 5 years' plus experience but is ready to take on the next challenge. You will be the main HR point of contact for the site which has an occupancy of circa 600 employees. You will join a small HR team of 5 based on the site. What you'll be doing: * Business Partnering with the Washington site and two Ranges teams, in collaboration with the wider DS HR function * Contribute to the development of the business People Strategy and supporting People Plan, ensuring alignment with business requirements and objectives * Aligning HR schemes and solutions with the business requirements and objectives and ensuring...
IR35 Status:
Inside IR35

CV-Library Monmouth, Monmouthshire Contractor
CL
Jun 12, 2026  
Assistant Finance Analys
Interim Assistant Finance Analyst / Commercial Analyst Location: Near Bristol Rate: £180 per day (Inside IR35) Contract Type: Interim Contract Sector: Construction / Civil Engineering / Major Projects Reporting To: Assistant Project Accountant / Commercial Finance Team Role Overview We are seeking an Interim Assistant Finance Analyst / Commercial Analyst to support a major civil engineering and infrastructure project based near Bristol. This opportunity would suit a junior finance, commercial, or quantity surveying professional looking to develop experience within major projects, construction finance, and commercial operations. The successful candidate will support both finance and commercial teams with cost analysis, financial reporting, and the preparation of supporting information relating to contractual cost recovery and client disputes. You will work closely with senior commercial and finance professionals, receiving guidance and direction on information gathering,...
IR35 Status:
Inside IR35

CV-Library Avonmouth, Bristol Contractor
CL
Jun 12, 2026  
Software Engineer C
Software Engineer C++ JOB LOCATION: BRISTOL SECURITY CLEARANCE LEVEL: SC to Start DURATION: 12+ Months (Extension Possible) WORK PATTERN: Full Time ONSITE (Compressed Option Available) RATE: £ 65.00 Per hr on Umbrella (Inside IR35) TARGET INDUSTRIES AND COMPANIES. Is Defence a must? If not what industries can be considered Development for Defence or Safety critical systems. ALTERNATIVE JOB TITLES IN OTHER COMPANIES OR INDUSTRIES Software Engineer or Software Developer Essential Skillset & Tools C++ Overview: * Our team, at our Bristol facility, develop solutions for the next generation of Air Defence Systems; developing evolving products whilst maintaining our enviable reputation for safety, performance and dependability. Role Requirements / Responsibilities: * This is a very hands-on role and requires the continued design and development of Command and Control architectures, and the instantiations for future products. Perfect for a Software Engineer who is...
IR35 Status:
Inside IR35

CV-Library Bristol, City of Bristol Contractor
CL
Jun 11, 2026  
Capital Delivery Programme Manager- Parks and Greenspaces
Interim Capital Programme Delivery Manager Location: Bristol Length of Contact: 6 months Rate: £(Apply online only) a day (inside IR35) Home working is accepted with 1-2 days in the office DK are seeking an experienced Capital Programme Delivery Manager to lead the planning and delivery of a complex capital programme within a Parks and Green Spaces service for a large Local Authority. This is a key role responsible for ensuring effective delivery of multiple capital projects on time, within budget, and to quality standards. Key responsibilities: * Lead delivery of a multi-project capital programme from planning through to completion * Develop and maintain integrated programme plans, schedules, and milestones * Manage budgets, forecasts, and financial performance in line with governance requirements * Identify, manage, and mitigate risks, issues, and interdependencies * Provide clear reporting and updates to senior stakeholders and governance boards * Lead...
IR35 Status:
Inside IR35

CV-Library Bristol, City of Bristol Contractor
CL
Jun 07, 2026  
CIEHF Human Factors Engineer in BRISTOL - HYBRID Role
CIEHF Human Factors Engineer - HYBRID Role JOB LOCATION: BRISTOL SECURITY: SC to Start DURATION: 6+ Months (Possibility for Extensions) TYPE: Contract WORK PATTERN: HYBRID - On site 3 days min, rest remote; can fluctuate depending on work. PAY RATE: £ 90 / PER HOUR (Umbrella Inside IR35) Essential QUALIFICATIONS Member of the Chartered Institute of Ergonomics and Human Factors (CIEHF) TARGET INDUSTRIES AND COMPANIES. Is Defence a must? If not what industries can be considered Defence and Aerospace Essential Skillset & Tools Essential: * Member of the Chartered Institute of Ergonomics and Human Factors (CIEHF) * Experience of the application of Human Factors in a Defence context including understanding of Defence Standards (e.g. 00-251). * Experience of Human Computer Interface Design, Specification and prototyping with tools such as AxureRP. * Conduct of core HF activities including task analysis, requirements development and user engagement as part of...
IR35 Status:
Inside IR35

CV-Library Bristol, City of Bristol Contractor
CL
Jun 12, 2026  
Wing Design Engineer - Airbus Signatory
Our client has an opportunity for a Wing Design Engineer to join them on a contract basis until October 2026. You will be responsible for ensuring the structural design meets programme airworthiness and product requirements and in line with cascaded Design Quality Assurance Criteria. Role: Wing Design Engineer Location: Filton - 60% onsite Hours: 35 hours per week Clearance: BPSS required before starting Hourly Rate: £50 per hour via Umbrella, inside IR35 What you'll be doing: Ensure the structural design meets programme airworthiness and product requirements and in line with cascaded Design Quality Assurance Criteria Define, deliver and enable technical studies, trades and investigations to ensure the delivery of technical solutions in accordance to relevant Design methods and procedures Support identification, management and delivery of change through Mod opening, DFM release and Stage 3 Closure of Mods on time, to cost and quality Provide design leadership of Internal and...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Lab Test Mean Project Manager
Lab Test Means & FTI Project Manager Filton 60% onsite flexible for additional days onsite depending on project and controller room £45.00 per hour Umbrella Inside IR35 11 month initial contract (Likelihood of extension) Brief Engineering Background Previous engineer job Technical knowledge in engineering Leadership, in the driving seat. Good level of reporting. Experience working transnational work spaces Experience in project in industrial environment : mechanical, build or install a piece of equipment, similar of fuel envt, safety element, chemical hazard and explosive atmosphere A vacancy has arisen for a Lab Test Means & FTI Project Manager, responsible for leading the development of advanced test infrastructures that support hydrogen technologies and fuel systems innovation. The role sits within a large, transnational Flight & Integration Test Centre environment, embedded in the Test Means & Digital Platforms domain - a 500‑person organisation...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Data Management Engineer
Data Management Engineer Contract up to 31/12/2026 Based in Filton Offering £40ph Inside IR35 Do you have experience data analytics and reporting? Do you have experience with Windows command line and scripting? 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 Data Management 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: Support Data management implementation with in LG domain (eg. network attached data containment) Support LG data improvement projects (eg site pages , documentation) Ensure the control and management of the produced data within the LG operational domains Support preparation of data governance guideline documents and...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Lab Project Manager
Lab Project Manager Contract up to 30/04/2027 Based in Filton Offering £45ph Inside IR35 Do you have experience as a Project Manager within a highly regulated industry? Do you have technical experience in engineering? 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 Lab Project Manager, 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: Providing the Flight and Integration Test Centre with rationalised, optimised, and reactive Lab & Flight Test Means solutions, including Test means strategy, specification, development, integration, and support to operation Providing effective, easy to use data access through digital platforms Providing reliable...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Data Analyst
Data Analyst Contract up to 31/12/2026 Based in Filton Offering £50ph Inside IR35 Do you have experience with Jira or GitHub? Do you have experience with Palantir Foundry (Skywise) or Extended Platform (Jupyter)? 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 Data Analyst, 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: Contribute to the development of the fleet diagnostic and predictive maintenance models Support technical investigations with aircraft fleet data analysis Perform specific data analyses for the Design Office, starting from gathering the need from the requestor, to assessing the feasibility, and delivering the study Use in-service...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Data Analyst
DATA ANALYST - £50PH INSIDE IR35 - 60% ONSITE IN FILTON - 12 MONTH CONTRACT A leading aerospace organisation is seeking a Data Analyst / Health Engineer to support the development of fleet diagnostic and predictive maintenance capability across a global aircraft in service environment. This role sits within an advanced engineering and data function, working directly with aircraft operational data to improve reliability, system performance and maintenance decision making. The successful candidate will work across engineering, design and fleet support teams to deliver high impact analytical outputs that directly influence aircraft health monitoring and predictive maintenance strategy. Key Responsibilities: * Contribute to development of fleet diagnostic and predictive maintenance models * Support technical investigations using in service aircraft data * Deliver structured data studies for engineering and design office stakeholders * Translate complex operational datasets into...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Lab Test Mean Project Manager
MERITUS are recruiting for a Project Manager to join the Flight and Integration team at a large Aerospace business based in Filton. LAB TEST MEAN PROJECT MANAGER - INSIDE IR35 - £45 PER HOUR - 12 MONTHS - FILTON - 1 STAGE INTERVIEW - SECTOR: AEROSPACE An opportunity has arisen for a Project Lead to support a specialist Flight & Integration Test environment within a major aerospace organisation. The role sits within a multi-site engineering and test capability responsible for delivering and supporting laboratory and flight test solutions, digital platforms, and technical data services used to validate, integrate, and support aircraft modification and certification activities. The successful candidate will support the development of infrastructure required for the construction, commissioning, and operational delivery of a hydrogen-focused test facility, alongside multiple test benches supporting a wider fuel systems test programme. Responsibilities Lead the delivery of...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
Stress Engineer
Stress Engineer (F&DT) 6 month contract Based in Filton Offering £46ph Inside IR35 Do you have experience in Fatigue & Damage Tolerance? Do you have experience in the Aerospace sector? 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 Stress 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: Performing F&DT analysis and compiling justification reports for repair designs and working closely with skilled Design and Static Stress engineers to develop optimum repairs Providing technical guidance and support to the internal teams, including the offshore teams, and any suppliers as required Where necessary, leading packages of work, and...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 10, 2026  
F &DT Repair Engineer
On behalf of our client, we are seeking to recruit several F&DT Repair Engineers on a for 10 months. As the F&DT Repair Engineer you will be responsible for completing Fatigue & Damage Tolerance analysis and justifications for metallic and composite structures. Role: F&DT Repair Engineer Pay: £46 per hour Via Umbrella Location: Filton Contract: Monday - Friday, 35 Hours per week, 10 months contract IR35 Status: Inside Security Clearance: BPSS Responsibilities Performing F&DT analysis and compiling justification reports for repair designs using approved methods and tools, working closely with skilled Design and Static Stress engineers to develop optimum repairs. Providing technical guidance and support to the internal teams, including the offshore teams, and any suppliers as required. Where necessary, leading packages of work, and integrating with Design and Static Stress teams for a major incident or complex activities. Developing methods and processes...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 06, 2026  
Project Configuration Manager
Project Configuration Manager Contract up to 01/04/2027 Based in Filton Offering £40ph Inside IR35 Do you have experience in configuration management? Do you have an understanding of change processes? 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 Project Configuration Manager, 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: Act as the Project Change Leader (PCL) for Changes in the Wing perimeter, and be a leader of the Multi-Functional Team (MFT) Responsible to lead and coordinate all required contributors (engineering, chief engineering, manufacturing engineering, procurement, supply chain, customer services, product offer, FAL,...
IR35 Status:
Inside IR35

CV-Library Filton, Gloucestershire Contractor
CL
Jun 12, 2026  
C++ Software Engineer
World Class Defence Organisation based in Bristol is currently looking to recruit a C++ Software Engineer subcontractor on an initial 12 month contract, with very likely extension.     Rate: £65.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bristol Hybrid / Remote working: The role will be onsite 4 days per week. A 4 day working week is OK (Monday to Thursday). Duration: 12 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   Job Description: The company are a world leader in missile and missile systems looking for a highly capable and adaptable to join our Development Facility in Bristol. Join the growing dynamic Software team in Bristol in developing the latest mission-critical defence systems. You will work as part of a small team and be empowered to work individually with little...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jun 11, 2026  
Training Lead
World Class Defence Organisation based in Bristol is currently looking to recruit a Training Lead subcontractor on an initial 6 month contract.   This role would suit someone from a Training Lead / Training Manager background.   Rate: £65.00 per hour Overtime Rate: Hours worked over the standard 37 hours per week, will be paid at ‘time and a quarter’ Location: Bristol Hybrid / Remote working: circa 2 days onsite Duration: 6 months, scope to extend up to 2 years IR35 status: Inside IR35 (Umbrella)   Training Lead Job Description: Training Role for the Transfer of Knowledge programmes into Poland. Polish speaker would be a massive advantage – contracted to deliver training in English but would be a huge bonus.   Need someone from a technical training background to review material/documentation May be presenting training material if required – will be focused on building the material rather than delivery.  Microsoft PPT/office experience   Do not need to have Defence background...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jun 11, 2026  
Training Lead
Training Lead 6 month contract Based in Bristol Offering £65ph Inside IR35 Do you have experience delivering technical training? Do you have experience in transfer of knowledge activities? 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 Training Lead, 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: Engaging with Subject Matter Experts (SME) acting as a training technical interface to support and guide their training material Design and Creation activities Supporting SME's with their technical interactions with the wider business elements in support of training material Design and Creation Ensuring relevant training development processes are...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
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