Freelancer UK
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides
  • Sign in
  • Sign up
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides

Email me jobs like this

Email me jobs like this
Refine Search
Refine by IR35 Status
Unknown Status 11 Inside IR35 6 Outside IR35 2
Refine by Categories
Engineering 247 Construction 172 Other 22 Manufacturing 8 Automotive 7 Admin-Clerical 4
Facilities 4 Management 3 Accounting 1 Customer Service 1 Education 1 Marketing 1 Media-Journalism 1 Science 1 Telecommunications 1
More
Refine by Job Type
Contractor 19
Information Technology site engineer

19 site engineer jobs found

CL
Jun 14, 2026  
Senior Data Engineer
Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. Join Our Team as a Senior Data Engineer! Are you a passionate Data Engineer with a flair for innovation? Do you thrive in a dynamic environment where your skills can shape the future of data architecture? If so, we have the perfect opportunity for you! Our client, a leader in the Utilities sector, is seeking a Senior Data Engineer for a temporary role of 3 months. Role: Senior Data Engineer Duration: 3 Months (extension options) Location: Warwick (Hybrid - 1 day on site) Rate: £500-£550 per day (umbrella) Role Overview: As a Senior Data Engineer, you will play a pivotal role in...
IR35 Status:
Unknown Status

CV-Library Warwick, Warwickshire Contractor
CL
Jun 13, 2026  
Systems Integration and Test Engineer
Solutions Developer (Systems Integration & Test) £72.54 per hour (Inside IR35) 12 months Bristol - full time on site The Solution Developers will provide the core integration resource within a lab-based development environment, bringing with them a technical background in systems integration, communication systems engineering and networking. Typical duties include : * Integrating hardware and software components into tactical military communication systems. * Support the Solution Architect in creating the System Architecture and lower-level system and sub-system designs * Develop and integrate communication systems against designs. * Perform unit testing and debugging in support of verification and validation. * Support the Solution Tester in defining appropriate Tests. * Collaborating with wider project and engineering stakeholders to realise requirements into solutions. Knowledge: ▪ Windows/Linux based management systems responsible for the provisioning of...
IR35 Status:
Inside IR35

CV-Library Bristol, UK Contractor
CL
Jun 13, 2026  
Network Infrastructure Technician (Structured Cabling)
Network Infrastructure Technician (Structured Cabling) Location - Amsterdam, The Netherlands Contract Type - Ad-Hoc Basis Employment Term - Contract / Freelance Payment - Weekly Benefits & Flexibility Weekly Payroll: We operate a weekly payroll cycle, ensuring all completed works are paid out promptly to you. Flexibility: Timeframes are often flexible, allowing you to schedule site visits around your current working hours or other professional commitments.About iCobus Ltd iCobus is a specialist managed services provider for the IT, AV, and Structured Cabling sectors across the UK and Europe. From large-scale data centre fit-outs, nationwide retail/hospitality Wi-Fi roll-outs to commercial office environments. Role Overview We are looking to expand our pool of experienced IT, AV, and Network Cabling Engineers in Europe. This role involves attending various sites to handle a range of tasks, from minor hardware break-fixes, racking and stacking and structured cabling...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Jun 12, 2026  
ICT Systems Administrator
ICT Systems Administrator Competitive Rates (Inside IR35) 3 Months Contract Carmarthen On-site Your new company You will be joining a well-established public sector organisation with a developing ICT function currently investing in infrastructure, resilience, and cloud transformation. Your new role As a Systems Administrator, you will play a key role in supporting and enhancing the organisation's core infrastructure environment. This is a hands-on position focused on systems, servers, and cloud technologies, where you will take ownership of critical upgrade and improvement programmes. Key responsibilities include: Managing and optimising Windows Server environments and core services (AD, DNS, DHCP) Supporting cloud platforms including Microsoft 365 and Azure Leading on backup, disaster recovery, and system resilience improvements Supporting migration of legacy systems and applications Enhancing security, patching, and system compliance Maintaining accurate and structured...
IR35 Status:
Inside IR35

CV-Library Carmarthen, Carmarthenshire Contractor
CL
Jun 12, 2026  
Platform Development Engineer
Order Ref: (phone number removed) Position Title: Platform Development Engineer Duration: Contract Location: Manchester Knowledge, Skills and Experience Essential: 4+ years' experience in Unix OS and ideally recent experience in container orchestration (Docker, Kubernetes, etc) and a scripting language (e.g. Python, Bash) 4+ years' experience of at least one major cloud provider (GCP, AWS, Azure) and Kubernetes experience Strong experience of Site Reliability Engineering practices and principles Strong experience in operational monitoring and dash-boarding for applications (ELK, SonarQube, Prometheus, Grafana) Experience with containers and orchestration frameworks (Docker, k8s) Experience with source code management and version control (Git/GitHub/GitLab) Experience with modern CI/CD tools and techniques Previous involvement in all stages of the software delivery lifecycle Passion for mentoring and technical coaching of engineers Excellent verbal and written communication...
IR35 Status:
Unknown Status

CV-Library Manchester, Greater Manchester Contractor
CL
Jun 12, 2026  
Senior Data Engineer
Senior Data Engineer Location: Bristol Contract: Outside IR35 Rate: £68 per hour Security Clearance: DV Cleared Working Pattern: 5 Days On Site Nationality Requirement: Sole British Nationals Only THE ROLE We are recruiting on behalf of a highly secure engineering and technology programme seeking an experienced Senior Data Engineer to support the design, development and delivery of secure, scalable and high-performance data solutions within a regulated environment. This role will focus heavily on the Elastic Stack and Apache NiFi, supporting enterprise-scale data ingestion, transformation and analytics capabilities across complex secure systems. The successful candidate will play a key role in architecting resilient data platforms, optimising real-time and batch processing pipelines, and ensuring compliance with strict governance and security standards. KEY RESPONSIBILITIES Data Architecture & Engineering - Design and implement scalable, resilient data pipeline...
IR35 Status:
Outside IR35

CV-Library Bristol, UK 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  
AWS Cloud Engineer (SC Cleared)
AWS Cloud Engineer (SC Cleared) Andover (Hybrid) 6 Month Contract £450/day (Outside IR35) AWS Cloud Engineer needed with active SC Security Clearance and strong experience of AWS Cloud administration. 6 Month Contract based in Andover (Hybrid). Hybrid Working - 3 days/week remote (WFH), and 2 days/week working on-site in Andover. Paying up to £450/day (Outside IR35). A chance to work with a leading global IT transformation on a large-scale Government project. Start ASAP in May/June 2026. Key skills, experience + tasks will include: Administration of new AWS Cloud environment, plus administration of Nginx + Cloudflare. Using Ansible + Terraform to build mail systems. Migrating apps/sites to the new architecture in partnership with external suppliers. Linux Administration (RedHat, Ubuntu, CentOS). Windows Administration (Windows Server 2012/2019, AD, ADFS, Group Policy, DNS, Trusts). SQL Server / MySQL Administration (Availability Groups, TDE, Backup &...
IR35 Status:
Outside IR35

CV-Library Andover SP11, UK Contractor
CL
Jun 10, 2026  
Front End-Angular developer
Position: Front End-Angular developer Location: Basildon, UK (On-site) long term contract position Role Summary We are seeking an experienced Frontend UI Engineer (Angular) to join a high impact Risk & Fraud Technology team at a leading UK fintech. This role focuses on building scalable, data intensive user interfaces that support fraud monitoring, risk management, and operational decision making. The ideal candidate is a hands-on engineer with strong software fundamentals, proven experience writing Angular applications from scratch, and comfort working in complex, fast moving, and highly Core Responsibilities * Design, develop, and maintain Angular based single page applications supporting risk and fraud workflows. * Build reusable, modular UI components using TypeScript, Angular, HTML, and CSS. * Implement data heavy user experiences, including tables, dashboards, and visualizations. * Collaborate with backend teams to integrate REST APIs and microservice...
IR35 Status:
Unknown Status

CV-Library Basildon, Essex Contractor
CL
Jun 07, 2026  
Data Centre Engineer
Summer-Browning Associates are currently supporting our Central Government client, who are seeing a Data Centre Engineer on an initial 12 month contract, located in Bracknell. *5 DAYS ON SITE REQUIRED & A flexible approach to working hours, on call and overtime when required* Essential: Previous experience working maintaining infrastructure and compute equipment in data centres. Knowledge of Infrastructure Technologies & Networking Concepts. An understanding of data centre best practices and industry standards. The use of fault diagnosis techniques with and without test equipment. An understanding of the health and safety requirements applicable to a data centre environment. Ability to work well within a team and also operate independently when required. Experience with different types of hardware appliance types, equipment installations, power technologies, line replaceable item swaps, upgrades, patching mediums (fibre/copper) etc. Troubleshooting, ability to diagnose...
IR35 Status:
Unknown Status

CV-Library Bracknell, Berkshire Contractor
CL
May 16, 2026  
Contract C# Software Engineer
Contract C# Software Engineer Near Wimbledon   6-month contract Software Engineer role developing C# Windows applications that interface with hardware.  This role is inside IR35 and requires on-site work 3 days per week (full time for the first few weeks). C# Software Engineer skills required - Good analytical skills and experience of code and design review for large projects. Experience of multi-threaded and distributed applications, preferably with an understanding network of protocols. Strong Experience in developing Windows desktop applications in C# Interfacing with hardware/physical products .NET environment, Windows Forms, TCP/IP & UDP protocols  Please apply or call for more information
IR35 Status:
Inside IR35

CV-Library Wimbledon, London, UK 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
Jun 14, 2026  
Software Architect - SC Cleared
Software Architect - SC Cleared Rate: £70/hr Duration: Initially 12 Months Location: Newcastle Working Pattern: three days a week on site Clearance: SC Clearance required You will join a global defence consultancy, delivering digital transformation to a public sector agency. Responsibilities Work with System Architects to translate business goals and high-level requirements into robust software architectures, balancing performance, security, reliability, and compliance Design scalable, flexible, and maintainable architectures for complex geospatial systems using the latest modern cloud based technologies and tools Identify technical risks early and define pragmatic mitigation strategies Work in an AGILE scrum team, collaborating closely with software engineers, testers and the Product Owner, providing clear guidance and hands-on architectural support Collaborate with development teams to select appropriate technologies, frameworks, and patterns Ensure delivered solutions...
IR35 Status:
Unknown Status

CV-Library Newcastle upon Tyne, Tyne and Wear Contractor
CL
Jun 12, 2026  
Test Engineer (SFIA 4)
Test Engineer (Data & Automation) Overview We are seeking an experienced Test Engineer to support the delivery of high-quality data and application solutions. This role focuses on automation, data validation, and production analysis within a modern cloud-based environment. You will play a key role in ensuring system reliability, improving testing frameworks, and driving best practices across engineering teams. This is a collaborative position requiring strong technical expertise, analytical thinking, and the ability to mentor others while working across complex data platforms. Key Responsibilities Design, develop, and maintain automated test frameworks to improve testing efficiency and coverage Analyse and interpret test results, identifying risks, issues, and areas for improvement Produce clear reports on testing activities, outcomes, and associated risks Automate data validation and application testing processes across distributed systems Investigate production issues using...
IR35 Status:
Unknown Status

CV-Library Newcastle upon Tyne, UK Contractor
CL
Jun 10, 2026  
Specialised Engineer – HCS Commerce
Role/Job title - Specialised Engineer – HCS Commerce Work Location - London Role type - Contracting Mode of working – Hybrid If Hybrid, how many days are required in office - 2 days in Office Contractor Rate - £550 to £590 Duration of assignment - 06 Months (Likely renewed every 6 months) Any other working conditions - travel/on call/shifts - On call shifts The Role This role has a direct and measurable impact on the stability, scalability, and evolution of large‑scale digital commerce platform operating within consumer retail and digital‑first industries. The HCL Commerce Specialized Engineer plays a critical role in enabling always‑on customer journeys, and work on mission‑critical platform that must handle peak traffic events, large user base, complex catalogue, pricing, and order management scenarios as well as contribute to programs involving platform modernization, cloud adoption, and continuous digital enhancement, often within multi‑year transformation initiatives...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 10, 2026  
Full stack Java developer
Position: Full stack Java developer Location: Basildon, UK (5 days a week from office) 6–12-month contract position Role Summary We are looking for Full‑Stack Engineers with a strong backend foundation to help scale an existing merchant risk and compliance platform for multi‑regional deployment. The role focuses on building and enhancing Java/Spring Boot microservices, integrating with AWS cloud services, and contributing to both server‑rendered and SPA‑based frontends. This is a hands‑on role in a high‑throughput, compliance‑sensitive environment, working closely with platform, data, and risk engineering teams. Core Responsibilities (5–7 Bullet Job Description) * Design, develop, and scale Spring Boot microservices supporting MRV/MRD workflows * Build secure, well‑designed REST APIs integrated with frontend and downstream systems * Contribute to frontend development using Angular and/or server‑side templating (Thymeleaf) * Work with event‑driven and messaging systems to...
IR35 Status:
Unknown Status

CV-Library Basildon, Essex Contractor
CL
Jun 10, 2026  
Senior QA Tester
Senior QA Tester £459 P/D Inside IR35 Hybrid, 1 day on site every 2 weeks in Newcastle, Edinburgh, Glasgow, Leeds, Manchester, Birmingham, Bristol, London Active SC would be advantageous (Eligibility) Requirements: SDET / QA Engineers (with coding skills) They should predominantly focus on automation over manual testing and need to be highly skilled at creating automation pipelines Experience with functional and non-functional automation testing is required Comfortable working in both TDD & BDD environments Role Specific Requirements: Expert at performance testing Ideally Performance testing in Gatling UI and API Data Savvy - They will be testing a Data Migration, although this will be second priority over Perf Test Contract Testing - Pact Integration Testing - Automated tests in Kotlin. UI component Testing - Playwright with Typescript E2E - Playwright with Typescript Experience with integrations and cross-system state changes. Legacy to modern - data passing back...
IR35 Status:
Inside IR35

CV-Library London, UK Contractor
CL
Jun 09, 2026  
Data And Digital Solutions Scientist
Alstom is the UK & Ireland’s leading supplier of new trains and train services, and a leading signalling and rail infrastructure provider. Alstom have built, or are building, just under 40% of the UK mainline train fleet; as well as the entire fleets in service with London Underground and Dublin Luas. We provide the widest range of smart solutions in the rail market, from innovative high-speed rolling stock, metros and trams to maintenance, modernisation, infrastructure and signalling. Employing 6000 people, we design and build trains at Derby, the UK’s largest train factory; and operate major sites at Widnes, Crewe, Ilford and Plymouth, and 30 train services depots across the UK and Ireland. Overview: Lead the development and deployment of the next generation data-driven solutions for Mobility, within a lean startup pathway and in collaboration of engineering & mobility experts, data scientists, software engineers, HMI designer and devops. We'll look to you for: *...
IR35 Status:
Unknown Status

CV-Library WC1V, Covent Garden, Greater London Contractor
CL
Jun 09, 2026  
Product Cyber Security Lead
Copello are looking for Product Cyber Security Lead to join an organisation in the Buckinghamshire area on an initial 12 month contract. The Cyber Security Lead will assist with the end‑to‑end implementation of US Department of Defense (DoD) cyber security requirements for a mission‑critical product development programme. Key Responsibilities 1. Cyber Requirement Implementation * Interpret and implement US Government‑flowed cyber and information‑assurance requirements across the product lifecycle. * Ensure compliance with the following (non‑exhaustive) set of standards and contractual flows: * DoD 8140.01 (cyber workforce qualification) * NIST SP 800‑171 (CUI protection) * DI-IPSC‑82249, DISA STIGs, DI‑MGMT‑82191, DI-MISC‑80508 2. Product and Engineering Assurance * Define and maintain the programme Cyber Security Plan, including CUI handling, secure development practices and compliance evidence. * Lead cyber risk assessments, threat modelling and...
IR35 Status:
Inside IR35

CV-Library High Wycombe, Buckinghamshire Contractor
  • Follow us on:
  • Facebook
  • Twitter
  • Instagram
  • LinkedIn
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Outside IR35
  • Create Resume
  • Sign in
© 2008-2026 Powered by SmartJobBoard Job Board Software