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Contractor 25
Information Technology site engineer

25 site engineer jobs found

CL
Apr 10, 2026  
Senior Manager
Senior Manager, Software Engineering Location: Farnborough (On‑Site) Industry: Aerospace / High‑Altitude Platforms / Safety‑Critical Systems Contract: 6 Month inside IR35 Rate: £52ph Lead the software engineering function behind next‑generation, high‑altitude aerospace technology. I'm recruiting on behalf of an innovative aerospace organisation developing world‑leading, solar‑powered, high‑altitude platforms designed for ultra‑long‑endurance flight. Operating above 60,000 ft, these platforms enable mission‑critical applications including direct‑to‑device connectivity, high‑resolution Earth observation, environmental monitoring and global‑scale humanitarian operations. This is a rare opportunity to step into a high‑impact leadership position within a rapidly growing and genuinely pioneering engineering environment. The Role: Senior Manager, Software Engineering As the Senior Manager for Software Engineering, you will lead an expanding team responsible for the full software...
IR35 Status:
Inside IR35

CV-Library Farnborough, Hampshire Contractor
CL
Apr 10, 2026  
AI Engineer
We are seeking an experienced AI Engineer to develop and implement innovative AI solutions within the industrial and manufacturing sector. The role focuses on leveraging data analytics to optimise processes and drive efficiency. Client Details A well know manufacturing company with a global presence Description Design and develop AI models to optimise manufacturing processes and workflows. Collaborate with cross-functional teams to identify and solve key operational challenges using analytics. Implement machine learning algorithms and predictive analytics to improve process efficiency. Analyse large datasets to extract actionable insights and present findings to stakeholders. Monitor and maintain AI models to ensure optimal performance and accuracy over time. Contribute to the development of data pipelines and infrastructure to support AI initiatives. Ensure compliance with industry standards and best practices in AI and data analytics. Document processes, methodologies, and...
IR35 Status:
Outside IR35

CV-Library United Kingdom Contractor
CL
Apr 09, 2026  
Embedded Software Engineer - SC Cleared
Embedded Software Engineer - SC Cleared C / C++ Embedded Linux / Bare Metal DMA, Interrupts DSP Software Defined radio Rate: £50/hr Duration: Initially 6 months Location: Portsmouth Working pattern: Hybrid, 3 days a week on site Clearance: SC Clearance required You will join a global defence technology company, in a team providing cutting edge technology solutions to our key customers. The role: Use your skills and knowledge to prototype innovative wireless solutions You will be primarily developing using C/C++ on embedded platforms Development of embedded software/firmware prototypes in an agile environment Further development of proven prototypes to a deployment standard Development of software in a real-time embedded environment using Linux. (e.g. Microblaze or RISC-V using C/C++) Experience of working with and configuring embedded Linux systems with tools such as Buildroot and Yocto Experience of working with Uboot, Kernel config and device trees Building and...
IR35 Status:
Unknown Status

CV-Library Portsmouth, Hampshire Contractor
CL
Apr 09, 2026  
Infrastructure Engineer
3 x Infrastructure Engineers 12 months £72.54 (inside IR35) Defence Hereford based (On site) We are looking to fill three roles in total, with one finding a requirement to possess exceptional networking skills. All roles will report to the Lead IT Infrastructure Engineer. The IT infrastructure engineer will design, build, manage and support the IT-infrastructure that underpins a tactical mission network hosted on an on-premise environment. You will be expected to work as part of an IT engineering team for a government organisation that supports a critical communications system relied upon by hundreds of deployed users. Therefore, you must hold a UKNSV security clearance of SC with DV being desirable. The IT infrastructure engineer will require a breadth of knowledge across multiple areas including VMware virtualisation, Linux OS, Windows Server OS and Cisco networks. Specialisms in individual areas are good, but it is a breadth of knowledge that is deemed valuable....
IR35 Status:
Inside IR35

CV-Library Hereford, Herefordshire Contractor
CL
Apr 09, 2026  
Infrastructure Engineer
The Opportunity Assist in supporting and maintaining project IT infrastructure, including systems maintenance, imaging, backups, and training support, as well as assisting with systems engineering integration activities. Key Responsibilities Supporting and maintaining project IT infrastructure (servers, workstations, and applications) to ensure high availability during live projects and training. Installing, commissioning, testing, and supporting IT hardware and software, including troubleshooting issues and maintaining accurate engineering documentation. Proactively identifying and resolving potential IT risks, contributing to site acceptance testing, and supporting formal query resolution for deployed teams. Providing end-user support and on-the-job training to colleagues, including UK-based and international personnel. Working collaboratively with local teams, other sites, and customer stakeholders, offering technical advice where required. Essential Skills &...
IR35 Status:
Outside IR35

CV-Library Lincoln, Lincolnshire Contractor
CL
Apr 08, 2026  
Software Engineering Manager
Software Engineering Manager Certain Advantage is hiring for a Software Engineering Manager based in the Farnborough area. This role is on a contract basis and is site-based. The Company We’re working with a Manufacturing business that operates in the Aerospace sector. They design, manufacture and deliver industry-leading commercial aircraft, and a separate Space and Defence division. Does this sound like your next career move? If you’re ambitious to grow, this may be your next role? The Role: This role is for a Software Engineering Manager—someone ambitious and ready to make an impact. You’ll be results-oriented and driven to succeed. You’ll be working in a small, experienced, and collaborative team, and be responsible for: Lead the day-to-day activities of the software team Plan, design, develop, verify, and integrate the software for the high-altitude, long-endurance Zephyr aircraft. Acting as the technical authority for software, ensuring compliance with safety, performance,...
IR35 Status:
Unknown Status

CV-Library Farnborough, UK Contractor
CL
Apr 05, 2026  
Senior Software Engineer in Test
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....
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Apr 05, 2026  
IT Support Engineer
Our client, a fast-growing global robotics and aerospace company in the Defence & Security sector, is looking for an IT Support Engineer to join their team in Fareham, UK on a contract basis starting ASAP. The organisation is at the forefront of developing cutting-edge uncrewed vehicles (drones) for dual-use applications across air, land, and sea. As an IT Support Engineer, you will play a vital role in maintaining and advancing the company's IT infrastructure and security stance in the UK. Your efforts will ensure the stability, security, and continual improvement of IT systems while aligning with the strategic direction set by the IT Manager. This on-site position involves taking charge of daily IT operations across UK sites and providing crucial support as business needs evolve. Key Responsibilities: Provide advanced technical support for user hardware, software, and network infrastructure across UK operations, ensuring minimal disruption to business-critical activities....
IR35 Status:
Unknown Status

CV-Library Fareham, Hampshire Contractor
CL
Apr 04, 2026  
Senior EUC IT Support Engineer
Senior EUC IT Support Engineer 6 Months Contract Initially Bicester, Oxfordshire - 5 days a week on-site 9AM - 5.30PM Mon-Fri £(Apply online only) per day - INSIDE IR35 via umbrella company You will deliver end-user and device support across laptops, mobile devices, Microsoft 365 services, and meeting room technology, acting as a trusted point of contact for day-to-day IT issues. It involves close collaboration with a small, friendly IT team, working to resolve incidents, manage devices, and maintain a high standard of user experience. This position requires technical troubleshooting skills combined with excellent communication and customer service, as much of the work is face-to-face user support in an office environment. Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We...
IR35 Status:
Inside IR35

CV-Library Bicester, Oxfordshire Contractor
CL
Apr 04, 2026  
Senior Infrastructure Engineer
Senior Infrastructure Engineer £450 Per Day, Inside IR35 6-Month Contract Didcot, Oxfordshire Your new company We're supporting a nationally significant scientific research organisation recognised for delivering some of the most advanced and high-impact projects in the UK. Their digital platforms underpin cutting-edge experiments, secure collaboration and large scale data processing, and they rely on a modern, resilient infrastructure estate to keep these environments running safely and efficiently. As part of their ongoing investment in core services, they are seeking an experienced Senior Infrastructure Engineer to maintain, support and enhance their Microsoft 365, server, storage and authentication systems. This is a place where your technical expertise will directly contribute to work used across the UK science and innovation landscape. Your new role You'll take responsibility for the hands-on support and maintenance of both on-premise and cloud-based infrastructure....
IR35 Status:
Inside IR35

CV-Library Oxfordshire, UK Contractor
CL
Apr 04, 2026  
Platform Engineer
Platform Engineer Rate: Up to £500/day (Inside IR35) Location: Leeds - two days per week on-site Duration: Initially 6 months Clearance: BPSS required on commencement; SC clearance required within three months. Candidates must be eligible for SC clearance. The Role You will be part of a team operating and evolving a platform classified as Critical National Infrastructure, maintained to a high service level. Day-to-day responsibilities include resolving high-priority incidents, implementing new features aligned to the product roadmap, reducing technical debt, and driving improvements to DevOps processes. You will work closely with Product Owners, Business Analysts, and Technical Leads in an agile delivery environment. Key Requirements Strong Java development skills; Python experience also beneficial Familiarity with identity and access management tooling, including PingDS and PingIDM Experience with containerisation and orchestration: Docker and Kubernetes Cloud...
IR35 Status:
Inside IR35

CV-Library Leeds, West Yorkshire Contractor
CL
Feb 15, 2026  
Human Factors Engineer
Human Factors Engineer – Physical Controls Gaydon, Warwickshire (2–3 days on-site per week) 12-month contract Rate: Negotiable (DOE)  An exciting opportunity has arisen for a Human Factors Engineer to support the development of physical user controls within a leading automotive engineering environment. This role focuses on ensuring that human factors, ergonomics and usability principles are embedded throughout the development of physical user interfaces, working closely with engineering, UX and product teams. Key Responsibilities:  Support the development, cascading and ownership of Human Factors requirements for physical user controls Analyse quality and usage data to support requirement development and issue resolution Provide Human Factors input into the development of new physical user interfaces Support the timely completion of Human Factors assessments (e.g. human error, workload) Complete requirement testing, reporting and documentation Support issue resolution through...
IR35 Status:
Unknown Status

CV-Library Warwickshire, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Bolton, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

CV-Library Stevenage, UK Contractor
CL
Feb 11, 2026  
Electrical Systems Engineer / Architect
World Class Defence Organisation is currently looking to recruit an Electrical Systems Engineer / Architect subcontractor on an initial 12 month contract. Your base site can either be from the companies Bristol, Stevenage or Bolton office.  This role will be a hybrid position – 3 days per week onsite and 2 days remote.      Hourly Rate: £60 - £85 (Umbrella).      Contract Duration: 6 Months initially and then ongoing and long-term thereafter.   Missile Electronic Architect Job Description:   Electrical Architects/Engineers are involved in all aspects of missile development, from the early concept studies to series production and in-service support. It’s an excellent opportunity for someone wanting to build on their engineering experience. Responsibilities: You will be responsible for the electrical architecture and requirements for missiles and/or their associated launcher systems with duties including: Specifying/determining system electrical requirements interface definitions...
IR35 Status:
Unknown Status

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 Stevenage, 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
Jan 17, 2026  
PERL Software Developer
World Class Defence Organisation is currently looking to recruit a remote PERL Software Engineer subcontractor on an initial 6 month contract. Job Title:  PERL Software Engineer Rate: £77 - £84 per hour Location: Stevenage Hybrid / Remote working: This role is a remote based role – with just 1 visit to the Stevenage site per month. 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) PERL Software Engineer Job Description: The Software department are looking for a software developer with experience in the PERL programming language. We require someone who can create and update text-based templates used in Technical Publications authoring and publishing tasks. Knowledge of the Technical Publications publishing process would be an advantage but not a requirement. Assistance in updating and in some cases,...
IR35 Status:
Inside IR35

CV-Library Stevenage, UK Contractor
CL
Apr 10, 2026  
Senior Lead Engineer (TMDC)
Solution Architect/ Lead Engineer – GCP Data Platforms & DevEx Lead Location: London - Hybrid  Day rate: up to £700 per day inside IR35 We’re seeking a hands-on Senior Lead Engineer to design and deliver high-volume financial data pipelines on Google Cloud Platform (GCP). This is a pivotal role bridging complex data architecture and high-velocity engineering, ensuring our platforms remain secure, observable, and robust. What You’ll Do Lead technical architecture and hands-on engineering across batch data pipelines (BigQuery, Dataproc, Cloud Storage) Own Developer Experience (DevEx): automate environments, refine CI/CD pipelines, and reduce friction for engineering teams Build and optimize CI/CD pipelines using GitHub Actions Implement Infrastructure-as-Code (Terraform) for secure, scalable cloud environments Integrate database change management tools like Liquibase into automated pipelines Apply DevSecOps best practices across the lifecycle: static analysis, dependency...
IR35 Status:
Inside IR35

CV-Library Peninsula Square, London SE10 0DX, UK Contractor
CL
Apr 09, 2026  
Java Developer, Contract, Inside IR35
Java Developer Contract: 12 months Rate: £600 per day (Inside IR35) Location: UK (Remote some days in London, Manchester or Leeds (adhoc) This role sits within a large-scale NHS digital transformation programme delivered via a leading consultancy partner. The programme focuses on modernising critical healthcare systems, improving access to services, and enabling seamless integration across national and local platforms. The work involves building scalable, secure, and interoperable digital services that support high-volume user interactions and integrate with multiple systems across the healthcare ecosystem. The Role As a Java Developer, you will be responsible for designing, building, and maintaining high-quality backend services within a complex, distributed system. You will work closely with product, architecture, and engineering teams to deliver robust, scalable solutions that meet both user and system requirements. Key Responsibilities * Design, develop, and...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
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