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Contractor 324
Inside IR35 Diss

324 jobs found in Diss

CL
Apr 22, 2026  
Software Developer - Java
Java Developer - 3 Months - Inside IR35 My client, a leading global technology organisation is looking for an experienced Software Engineer to support a range of large‑scale, business‑critical platforms. You'll join a collaborative engineering team working on high‑availability systems used across the UK, contributing to new feature development, platform enhancements, and ongoing operational performance. About the Role You will work as part of an agile cross‑functional team delivering robust, secure, scalable software solutions. The role covers developing new application features, updating existing systems, supporting deployments, and ensuring smooth operation of live services. Key Responsibilities Maintain, enhance, and secure existing Java applications Design and develop new applications, features, and microservices Build and maintain automated test suites using TDD principles Create and manage CI/CD pipelines Support monitoring, troubleshooting, and live operational issues...
IR35 Status:
Inside IR35

CV-Library Suffolk, UK Contractor
CL
Apr 25, 2026  
Risk Manager
We have an exciting opportunity for a Risk Manager for the Sizewell C project. This role can be based in London or Ipswich but the role will require frequent visits to the Ipswich office. Function & Position Overview SZC Project Controls will serve as a centre of excellence, managing and strategically using delivery performance management information. Our team will enable successful delivery of SZC Project through proactive Project Controls that drives forward-looking solutions to continuously improve performance. As a Risk Manager, you will be working within the Project Management Office (PMO) and will support/ be deployed with one of SZC's delivery programmes. The post holder will support the operation of all PMO risk processes across SZC, reporting to a Senior Risk Manager. This will entail supporting the ownership, deployment, and continuous improvement of all the PMO risk process elements of one of SZC's delivery programmes whilst helping to ensure we operate and...
IR35 Status:
Inside IR35

CV-Library Ipswich, UK Contractor
CL
Apr 25, 2026  
Contract Manager
Job title: Contract Manager Job Type: Contract IR35 Status: Inside Start date: Immediate Duration: Up to Dec 2026 (Extension possible beyond this) Pay rate: Up to £450 per day PAYE & Umbrella rates available Location: Leiston, Sizewell Hours of work: Monday - Friday Our client, a leader in Nuclear Generation requires a Contract Manager. In your role, you will work closely with the Contract Management Lead and Programme Management Office (PMO) Manager and be responsible for managing major contracts. You will be at the heart of the Contract Management team and will be expected to demonstrate commercial leadership, pace, rigour, and drive delivery in contract performance. Further, you will engage closely with Outage Management, Engineering, Procurement and Quality Assurance teams driving performance, developing relationships with suppliers, and identifying commercial opportunities and service improvements. There is a real opportunity to take ownership of these agreements...
IR35 Status:
Inside IR35

CV-Library Leiston, Suffolk Contractor
CL
Feb 19, 2026  
Program Management Officer 36368483
PMO Analyst (Project Portfolio & Governance) Sector: Engineering / Infrastructure / Technology £27 per hour Umbrella *INSIDE IR35* 12 Month Contract Coventry   We are looking for a highly analytical PMO Analyst to join our portfolio team. This is a pivotal role where project governance meets digital innovation. You won't just be tracking milestones; you will be building the dashboards and reporting frameworks that drive multi-million-pound decision-making across our entire project estate.   The Role As the PMO Analyst, you will act as the "engine room" for our project portfolio. Your role  is to ensure governance is robust, schedules are aligned, and data is visualized in a way that tells a clear story to our stakeholders. From JQL scripting in Jira to architecting Tableau dashboards, you will be the technical expert who ensures our delivery stays on track.   Key Accountabilities: Support the implementation of portfolio-wide standards, document control, and rigorous...
IR35 Status:
Inside IR35

CV-Library Coveney, ELY CB6, UK Contractor
CL
Apr 23, 2026  
Senior Commercial Manager
An inside IR35 opportunity exist for a Senior Commercial Manager who has had extensive experience overseeing the commercials, and the commercial teams, on large infrastructure projects for tier one civil engineering Contractors. Your ability to hit the ground running by coordinating the team whilst effectively interacting with the stakeholders on large £100m plus projects, is sought. Not only does this opportunity draw on your collaboration skills, but it also expects you to quickly build relationships and to gain the confidence of your team. Requirements for this opportunity – BSc Quantity Surveying and professional membership of RICS, CIOB or ICES Extensive experience on large infrastructure projects (HS2, HPC, Sellafield, Highways, Rail etc) for tier one UK civil engineering Contractor Previous long-term experience, as a Commercial Manager, on the above-mentioned category of projects Proficient with the use of the NEC suite of contracts Proven leadership and...
IR35 Status:
Inside IR35

CV-Library Essex, UK Contractor
CL
Apr 23, 2026  
Senior Policy Officer
Senior Planning Policy Officer- Essex   Job ref - 65483   Carrington West are delighted to be assisting this Essex based Local Authority client with their search for an experienced Planning Policy Officer.   This is 6 month initial contract position paying up to £50 per hour inside IR35.   We are looking for experienced Planner's with a strong knowledge of national planning policy and who ideally come from a Local Authority background. The ideal candidates will be working towards tight deadlines with minimal supervision and will have the ability to prioritise daily work loads. You will be focussed on developing the broad content of the policies working toward the Local Plan.   You will be an experienced and motivated Planner who is degree and preferably masters qualified. You will also have a very strong knowledge of planning legislation and process and have excellent communication skills.   Rates for this role is £50ph   If you are keen to discuss this position in...
IR35 Status:
Inside IR35

CV-Library Essex, UK Contractor
CL
Apr 26, 2026  
Design Engineer
Design Engineer Reference: 56484 Umbrella Rate: £53.54/hr (Inside IR35) Are you ready to take your career to the next level? This is a rare opportunity to join an innovative and forward-thinking company as a Design Engineer, where your expertise will shape the future of automotive design. You’ll work on exciting and highly complex projects, collaborating with cross-functional teams to deliver cutting-edge solutions. If you're passionate about design, thrive in a collaborative environment, and want to be part of groundbreaking projects, this role is perfect for you. What You Will Do: • Coordinate and support Studio Engineering Feasibility and Design Processes to ensure seamless project delivery. • Lead the CAD design and development of highly complex components, including single parts and assemblies with interdependent functionalities. • Collaborate with Design and non-Design departments to ensure technical communication and alignment. • Check incoming data from suppliers...
IR35 Status:
Inside IR35

CV-Library Basildon, UK 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
Apr 21, 2026  
Specialist Officer
GIS Officer Brentwood Contract £20 per hour limited paid via umbrella company inside IR35 Our client is looking for an experienced is looking for GIS Officer. Working Hours - 5 days a week (37 hrs) 8.30am – 5.00pm – Mon-Thurs 8.30 – 4.30pm - Fri Working Pattern - Full time Hybrid (1-2 days in the office per week if possible - open to discussion) This is one of many roles we are recruiting for please visit our website colbernlimited co uk GIS Officer responsibilities 1. Be responsible for the maintenance, development and deployment of the Councils GI Infrastructure and Systems 2. Manage and ensure the Council compliance with the PSMA, acting as the one of the Councils Primary Contact Officer. 3. Provide a helpdesk facility for GI applications, including bespoke development, data capture, production of maps, statistical information and development of records 4. Manage the process of maintaining the GIS metadata library and liaise with data owners to ensure its completeness, currency...
IR35 Status:
Inside IR35

CV-Library Brentwood, Essex Contractor
CL
Apr 26, 2026  
Electronics Design Engineer
MERITUS are recruiting for an Electronics Design Engineer to join our client in the defence sector on an initial 12 month contract to support missile sub-system projects from their site in Stevenage. ELECTRONICS DESIGN ENGINEER - INSIDE IR35 - £58 PER HOUR (£429.20 PER DAY) - STEVENAGE, ONSITE - 12 MONTHS - SINGLE STAGE INTERVIEW PROCESS - OPPORTUNITY TO UNDERGO SC CLEARANCE You will be responsible for developing cutting-edge electronic solutions for weapon systems. This will include on board missile sub-systems and Land, Sea and Air based Firing Units. Your role will entail responsibility for the quality and performance of the electronic solution together with providing cost and schedule updates to a project manager. You will have a sound track record in electronic design capability throughout the product life cycle, i.e. early concept through to production. The technical solutions you will implement will range across the Power and Analogue Electronics sphere of expertise and...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 26, 2026  
Principal Quality Assurance Engineer - Stevenage
MERITUS are recruiting for a Principal Quality Assurance Engineer to support with Supply Chain engineering programmes in the defence sphere from our client's site in Stevenage. Please note, there will be regular supplier visits to international sites and you must have awareness of AS9100 and ISO 9001. PRINCIPAL QUALITY ASSURANCE ENGINEER - INSIDE IR35 - £45 PER HOUR (£333 PER DAY) - 6 MONTHS - 2 STAGE INTERVIEW PROCESS - STEVENAGE (+INTERNATIONAL TRAVEL) 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 Maintain accurate and organized records of all quality control activities Communicate findings to relevant departments / stakeholders and work cross functionally to implement root cause corrective actions at supplier Contribute...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 25, 2026  
Supplier Quality Engineer/Auditor
Our client has an opportunity for a Principal Quality Assurance Engineer - Supply Chain to join them on a contract basis. This opportunity provides the chance to work within a dynamic quality team. The primary responsibility will be to plan and conduct supplier quality audits / surveillance activities to drive future process control. In addition, where applicable carry out inspection / verification activities to support the delivery of conforming production hardware. While ensuring adherence to our customer and supplier requirements. Role: Principal Quality Assurance Engineer Location: Stevenage or Bolton, 2 days WFH the rest onsite/visiting suppliers Contract: 6 months rolling Clearance: Full SC required to start - UK Eyes Only due to project Hourly Rate: £40-£45 per hour via Umbrella, inside IR35 What you'll be doing: Complete scheduled Quality Assurance audits at suppliers using standardised tools Conduct thorough verification / inspection of products to ensure they meet...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 24, 2026  
Electronics Design Engineer
Electronics Design Engineer 12 Month Contract Based in Stevenage Offering £58ph Inside IR35 Do you have strong experience in Electronic Design? Do you have experience throughout the product lifecycle? Do you want to work with an industry-leading company? If your answers are yes to these, then this could be the role for you! As the Electronics Design 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: Developing cutting-edge electronic solutions Responsibility for the quality and performance of the electronic solution together with providing cost and schedule updates to a project manager Electronic design capability throughout the product life cycle Implement technical solutions will range across the Power and Analogue...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 22, 2026  
Bid Coordinator
World Class Defence Organisation based in Stevenage (the role can be a split of working Onsite and Working From Home) is currently looking to recruit a Bid Coordinator on an initial 6 month contract, with very high prospect of extension.    This role would suit a candidate who comes from a strong background of working as a Bid Coordinator, Bid Manager, Bid Specialist or Bid Writer.  An Engineering background would be great.  A background of working in the Defence or Aerospace industry would be great.    Rate: £50 per hour Overtime Rate: Hours worked over 37 hours per week will be calculated at ‘time and a quarter’ Location: Stevenage Hybrid / Remote working: This role will be 2 or 3 days per week onsite. Duration: 6 Months with very likely prospect of extension. Contracts are often ongoing and long-term.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview   Bid Coordinator Job Description: The Test Equipment New Business Support (TE NBS) role...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Apr 22, 2026  
Building Services Engineer
On behalf of our client, we are seeking to recruit a Building Services Engineer on an initial 12 -month contract. As the Building Services you will be overseeing and inspecting building services installations (Mechanical, Electrical, and Fabric) on our projects to ensure they meet the highest standards of quality, compliance, and design specifications. Role: Building Services Engineer Pay: Up to £40 per hour Via Umbrella Location: Portsmouth or Stevenage Contract: Monday - Friday 37 hours per week, 12 months IR35 Status: Inside Security Clearance: Must be able to achieve Security Clearance, UK eyes only project Responsibilities Site Inspection & Quality Assurance: Conduct regular, thorough site inspections of all building services and building installations (HVAC, plumbing, electrical, fire systems, controls, structure etc.) to ensure compliance with drawings, specifications, statutory regulations (e.g., Building Regulations, Health & Safety), and industry best...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 19, 2026  
Test Design Engineer
We are recruiting for a Test Engineer Design Engineer on contract to work for our client who specialise in Defence, the role is based 2 days in their Stevenage office and 3 remotely. The Test Equipment Hardware Design Capability group is a function home to the engineers working as part of the Test Equipment Centre of Excellence (TE CofEx), within Electronic Engineering (EE) Directorate. The EE Directorate is part of the wider Operations Directorate and forms part of Greater Engineering (Engineering, Operations and Programmes Directorate). Responsibilities Prepare specifications & develop designs in line with all quality and technical standards. Develop proposals for investigations & solutions, following investigation and analysis of technical issues. Carry out design appraisals to ensure all standards are maintained. Define & specify test approaches; identifying any potential improvements to test/diagnostic processes. Carry out team planning, risk management and...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 19, 2026  
RF Designer
We are recruiting for a RF Designer on contract for our client who is in the Defence industry. The role is based in their Stevenage office. The successful candidate will be the designer for specific RF electronics designs. Interfaces to various stakeholders, such as the Datalink Design Authority and other functional entities will need to be managed effectively to ensure the designs are delivered in a timely manner and will integrate to the other parts of the system Responsibilities: The role is substantially technical and hand on testing and proving is essential. Collaborative working with other functions of the business, in particular Software & Firmware Engineering, Mechanical Engineering, Production and Future Systems. Skillset/experience required: Individuals will be able to demonstrate a significant number of the following attributes: Proven relevant RF electronics design experience (likely to be the design of 3 or 4 complex RF electronic items using the latest...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire 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 Stevenage, UK Contractor
CL
Apr 17, 2026  
Embedded DSP SW Engineer – Software Defined Radio Datalink
World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit an Embedded DSP Software Engineer – Software Defined Radio Datalink subcontractor on an initial 6 month contract.     This role would suit a candidate who comes from a mobile communications industry or from the aerospace / defence field. Other industries will be considered too.   Rate: £70 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 based onsite.  A compressed 4-Day week of Monday to Thursday is possible Duration: 6 Months with very likely extension. Contracts are often ongoing and long-term thereafter.  IR35 status: Inside IR35 (Umbrella) Interview process: One stage video interview process   Embedded DSP Software Engineer – Software Defined Radio Datalink Job Description:   Join our growing Software team in Stevenage, working as part of a dynamic team to...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Apr 15, 2026  
Codification Engineer
World Class Defence Organisation based in Stevenage, Hertfordshire is currently looking to recruit a Codification Engineer subcontractor on an initial 12 month contract.  The role will be a hybrid position of 1-2 days in office, rest of the week remote.   Candidates from the following fields would be well suited to this role: Configuration Engineer, Engineering Data Engineer, Engineering Data Analyst, Technical Data Engineer, Product Configuration Engineer, ILS Engineer (Integrated Logistics Support Engineer), Supportability Engineer, Defence Logistics Engineer, Logistics Engineer, Supply Chain Engineer (Defence), Codification Engineer, NATO Codification Specialist, NSN Codification Engineer, PLM Engineer, SAP Master Data Engineer, and Configuration/Data Management Specialist within engineering or manufacturing environments. Rate: £45 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...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
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