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 Categories
Engineering 242 Construction 121 Manufacturing 22 Other 16 Automotive 13 Management 10
Admin-Clerical 9 Facilities 9 Accounting 7 Marketing 7 Distribution-Shipping 4 Supply Chain 4 Warehouse 4 Education 3 Customer Service 2 Design 2 Science 2 Executive 1
More
Refine by Job Type
Contractor 33
Information Technology Unknown Status gas engineer

33 gas engineer jobs found

CL
Apr 22, 2026  
Senior Integration Engineer
Job Title: Senior Integration Engineer - (phone number removed) Location: Warwickshire Duties: * Responsible for design and integration of electronic and mechanical components and their interfacing during the development of electro-mechanical systems * Participates in cross-functional teams to define requirements, analyze feasibility, and propose solutions that meet customer needs Conducts system analysis to resolve tradeoffs and drives integration of system engineering tools and processes across platforms to optimize performance Managing large projects or processes with limited oversight from manager. * Problems faced are difficult and often complex. * Creating & compiling requirements – populating relevant systems with programme requirements, authoring new requirements as necessary. * Is able to design, build & test machine learning features to be incorporated into driver modes and attribute features. * Creating and defining new attribute related...
IR35 Status:
Unknown Status

CV-Library Warwick, Warwickshire Contractor
CL
Apr 22, 2026  
Software Engineer
We are working with an engineering led organisation delivering specialist technology solutions across infrastructure environments. They are seeking a Contract Software Engineer to take ownership of a live device configuration tool and deliver it through to completion, based at their head office in Chandlers Ford. This is a hands on delivery role focused on stabilising and enhancing an existing application, followed by contributing to a wider Azure based IoT platform. You will work closely with internal stakeholders to solve technical challenges and deliver robust, production ready solutions. Key Responsibilities Take ownership of an in progress configuration tool and deliver to production. Extend and improve an existing .NET WinForms application. Integrate device APIs to automate provisioning and configuration workflows. Enhance error handling, logging and system reliability. Troubleshoot device communication and network related issues. Improve usability for field...
IR35 Status:
Unknown Status

CV-Library Eastleigh, ENG, GB Contractor
CL
Apr 22, 2026  
Simulation Model Development and Verification Engineer- Aerospace - Shanghai, China
Simulation Model Development and Verification Engineer- Aerospace - Shanghai, China. Our Aerospace client offers long term steady work prospects to suitable candidates with experience gained within Simulation Modelling -  Development and Verification Engineering. Strongfield have been supporting the civil aircraft programs in China for around 16 years now. If you have interest to live and work in Shanghai, without long hours and high pressure, please forward your CV in the first instance for review.  This is an opportunity for candidates that would like steady long-term work on a new Civil aircraft program, whilst giving them time to see and explore Asia and its culture. Our client has modern facilities and equipment, and they respect the experience that successful candidates can bring to them. We will work with you throughout the whole process until you arrive and are integrated into Shanghai life. If Asia has been on your list of continents to see and experience,...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Apr 21, 2026  
Lead Technical Architect
Lead Technical Architect / Lead Network Architect / 6 Months / Contract / Milton Keynes / £790 / DV Cleared For this role we are looking for a Lead Technical Architect with strong and broad knowledge and experience across the wide Technical Architecture space but focussing on Networking.  You will own the end-to-end network architecture across physical and logical domains, including but not limited to, WAN, LAN, SD-WAN, Wi-Fi, VPN, firewalls, load balancers, and network security services. Lead the design and planning of scalable, resilient, and secure network solutions that meet business, technical, and cyber security requirements. Contribute to the Technical Design Authority (TDA) as a voting member when required, providing expert review of network-related proposals and influencing strategic technical direction. Essential Degree or equivalent experience in Computer Science, Network Engineering, or Telecommunications. Holds or is willing to work towards recognised qualifications...
IR35 Status:
Unknown Status

CV-Library Milton Keynes, UK Contractor
CL
Apr 19, 2026  
Project Engineer
Expleo is seeking Project Engineers to support our prestigious Automotive customer in Warwickshire(Annual Contract). This is an exciting opportunity to take ownership of engineering delivery within complex vehicle programmes, collaborate with senior stakeholders, and drive excellence across multiple engineering functions. About the Role As a Project Engineer, you will: Lead the engineering delivery of programme content across assigned areas Drive alignment across attribute teams and functional leaders through structured stakeholder engagement Provide clarity, direction, and coaching to team members Apply Agile methodologies to improve delivery efficiency Use data to influence decisions and support issue resolution Communicate progress, risks, and challenges clearly to varied stakeholders Skills Required Programme Management for Engineering Content Data Analysis Skills (using Excel, Jira, Smartsheet) Good communication and presentation skills Experience of delivering...
IR35 Status:
Unknown Status

CV-Library Warwickshire, UK Contractor
CL
Apr 19, 2026  
Customer Success Consultant
Customer Success Engineer - SASE United Kingdom (Remote / Hybrid) 12-Month Fixed-Term Contract £75,000 per annum Full-time The Opportunity We're hiring a Customer Success Engineer (SASE) to join a global cybersecurity leader on a 12-month FTC in the UK. This is a hands-on, customer-facing engineering role where you'll support enterprise clients in deploying, optimising and scaling SASE and cloud security solutions. This role requires prior experience working with SASE technologies. It's not a step-up or learning-on-the-job position. What You'll Be Doing Acting as the primary technical contact for enterprise customers Supporting implementation and integration of SASE solutions Driving adoption and optimisation of cloud security platforms Troubleshooting complex networking and security issues Managing escalations and coordinating with engineering teams Advising on SASE best practices and security governance Identifying risks and supporting mitigation strategies Building deep...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Apr 19, 2026  
Risk IT Business Analyst
A Senior Business Analyst will sit within the Group Risk IT team and act as the primary BA representing the Group Risk stream. This role requires strong IT delivery capability, deep understanding of risk data, and experience working within both 1st and 2nd line risk functions. You will be responsible for defining data, process, and reporting requirements across Market Risk, RepoClear, and Group Risk stakeholders ensuring the correct risk datasets are captured, controlled, and made available across the business. Duration: initial 6 months Rate: up to £600pd inisde ir35 via umbrella Hybrid: 3 days a week in London-based office Key Responsibilities Lead the business analysis for the Group Risk workstream within a major RepoClear project. Work closely with the 2nd Line Risk team to gather requirements for dashboards, controls, and reporting needs. Partner with the 1st Line Risk team, RepoClear SMEs, and IT teams to define end‑to‑end processes, data flows, and system...
IR35 Status:
Unknown Status

CV-Library City of London, London Contractor
CL
Apr 19, 2026  
DevOps Engineer
DevOps Engineer – eDV Cleared Ncounter is supporting a specialist consultancy delivering into highly sensitive National Security programmes, now seeking an eDV Cleared DevOps Engineer to join a greenfield platform build. This is a highly technical role blending software engineering and DevOps, with a focus on building secure, scalable systems while advising clients on engineering best practice. You will design and optimise CI/CD pipelines, automate infrastructure, and contribute directly to backend development using Python or Java. Alongside delivery, you will act as a consultant, helping shape DevOps strategy and platform evolution within a secure environment. Key Responsibilities Build and improve CI/CD pipelines and automation tooling Develop backend services in Python or Java Implement infrastructure as code across cloud environments (AWS preferred) Enhance system reliability, scalability and performance Advise stakeholders on DevOps strategy and engineering practices...
IR35 Status:
Unknown Status

CV-Library BS1, Box Makers Yard, City of Bristol Contractor
CL
Apr 19, 2026  
IT Services and Support Engineer
1 IT Support Engineer | Hammersmith, London Are you a proactive IT professional who thrives on solving problems and delivering top-tier service? We are looking for a dedicated L1 Support Engineer to join our clients team at their flagship office in Hammersmith. In this role, you will be the heartbeat of their local IT operations, ensuring their delivery centre runs smoothly and their corporate users remain productive. This is an office-based position (5 days per week) offering the chance to work with cutting-edge hardware and global standard processes. The Role Technical Support: Install, configure, and troubleshoot Windows and Mac systems, mobile devices (Apple/Samsung), and peripherals. Asset Management: Take ownership of the IT lifecycle, from stock-takes and vendor liaison to hardware recycling and inventory audits. Seamless Connectivity: Ensure desktop systems interconnect perfectly with servers, print systems, and network infrastructure. User Empowerment: Train the...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 19, 2026  
Senior Data Manager
Senior Data Manager|SAP Rise Program (Contract,Manchester, hybrid) Are you a technical data expert with a passion for high-stakes business transformation? We are seeking an experienced Senior Data Manager to join a critical global initiative focused on modernizing enterprise architecture through the SAP Rise migration program. In this role, you will play a pivotal part in transitioning from legacy systems to a standardized cloud-based ERP ecosystem. You will work at the intersection of technical systems and business insight to ensure data remains high-quality, compliant, and architecturally optimized during this large-scale migration. The Role Data Governance & Quality: Drive a "Data Quality mindset" by monitoring systems, detecting issues, and executing end-to-end data corrections and standardizations. Migration Strategy: Support the introduction of interim architectures to test data contracts, quality governance, and new capabilities as we move toward a modern "North...
IR35 Status:
Unknown Status

CV-Library Manchester, Greater Manchester Contractor
CL
Apr 18, 2026  
Senior Data Manager | 11812-1
Job Title - Senior Data Manager Location - Manchester, UK Type - Contract Job Description: About the role The Trips Data Governance team manages data for all aspects of trips, excluding stays, enabling teams to understand and improve business performance and customer experience. They are currently seeking an experienced Data Manager to join their impactful Data Governance team to support the critical SAP Rise migration program. About the SAP Rise program: The programme is a key business modernisation initiative to migrate the current Booking Transport (BTL) SAP instance to a standardised cloud-based ERP system. The programme will introduce an interim architecture between the current platform and the SAP S/4 RISE ecosystem to test processes, data quality and governance, data contracts, and new capabilities, while supporting the transition to the North Star architecture where data flows directly from a modernised enterprise order platform. Role Overview: In this role,...
IR35 Status:
Unknown Status

CV-Library Manchester, Greater Manchester Contractor
CL
Apr 18, 2026  
Application Software Engineer (C++)
Our client, operating in the Defence & Security sector, is seeking an Application Software Engineer (C++) to join their team in Bristol on a contract basis. This is a unique opportunity to apply your expertise in C++ and embedded software development within a highly specialised industry. The role requires SC clearance and offers the possibility of extension beyond the initial 12-month period. Key Responsibilities: Developing and implementing robust C++ application software Creating and maintaining embedded software solutions Collaborating with cross-functional teams to define and execute software project requirements Conducting software testing, debugging, and optimisation Implementing CI/CD pipelines using tools such as GitLab and Docker Ensuring software integrity and security within virtual environments Producing and maintaining comprehensive documentation for all software projects Job Requirements: Strong experience in C++ application development Proficiency in embedded...
IR35 Status:
Unknown Status

CV-Library Bristol, UK Contractor
CL
Apr 18, 2026  
Software Engineer | BTGJP00005814
Front End Developer (SC Cleared) Location: Ipswich (100% On-site) Contract Length: 6 Months Security Clearance: Active SC Clearance Required (Immediate Start) The Role We are seeking a highly skilled Front End Developer with a strong software engineering background to lead the modernization of our application suite at Adastral Park. This is a hands-on role where you will be responsible for transitioning existing applications to a TypeScript and React baseline, utilizing our established internal boilerplate to drive security, performance, and development efficiencies. As a key contributor in an Agile environment, you won't just be coding; you will be the bridge between technical execution and product vision-capturing requirements directly from Product Owners and translating them into high-quality, version-controlled software. Core Objectives Modernization: Align legacy applications with our current TypeScript/React baseline and internal standards. Security & Efficiency:...
IR35 Status:
Unknown Status

CV-Library Ipswich, Suffolk Contractor
CL
Apr 18, 2026  
Software Engineer
Location: London Tech Stack: Python, PySpark, C++ Salary: £550–£850 per day About the Opportunity Hexwired Recruitment is partnering with a well-established organisation in the UK defence and national security sector, delivering highly advanced technology used across government and defence applications. They specialise in complex electronic systems, secure communications, and cyber technologies. Candidates must hold an active Enhanced DV (EDV) / Green Badge security clearance to be eligible for this role. Role Overview As a Software Engineer, you will develop software for advanced electronic and embedded systems, working closely with multidisciplinary teams including hardware and systems engineers. The role is hands-on and engineering-focused, covering the full software lifecycle—from design through testing and deployment. Key Responsibilities * Develop software in Python and C++ for embedded and electronic systems * Handle large datasets and processing using PySpark...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 18, 2026  
2x Senior Data (Platform) Engineers (SQL Server/ AWS)
Your new company Working for a globally renowned financial organisation Your new role We are seeking 2x Senior Software Engineer / Data Platform Engineer's to support the ongoing evolution of a large‑scale financial data platform. Our environment combines long‑established enterprise systems and legacy components with modern cloud‑based services running on AWS. The platform processes high‑volume structured data and underpins both internal systems and customer‑facing products. A substantial portion of the platform is built on large SQL Server data estates, so strong SQL Server expertise is essential. The successful candidate will play a key role in modernising core systems, improving performance and reliability, and delivering scalable services for the next generation of the platform. This role is ideal for engineers who can work confidently across both legacy and modern architectures, and who have deep experience designing and building robust APIs and data services. What...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Apr 17, 2026  
Full Stack Engineer
Role Overview We are seeking a skilled Full-Stack Software Engineer with exclusive expertise in React for frontend development and Python for backend development. The role focuses on building scalable, secure, and high-performance web applications while working closely with product, design, and platform teams. Key Responsibilities Frontend (React) · Design and develop responsive, modular, and accessible user interfaces using React · Build reusable React components, shared libraries, and frontend design systems · Manage complex client-side state and optimize frontend performance · Integrate frontend applications with REST APIs · Ensure high standards of UX, accessibility, and cross-browser compatibility Backend (Python) · Design and implement scalable backend services using Python · Develop RESTful APIs using Python frameworks such as Django / FastAPI / Flask · Handle authentication, authorization, and secure data flows · Work with relational and/or NoSQL databases ·...
IR35 Status:
Unknown Status

CV-Library British Isles Contractor
CL
Apr 17, 2026  
Project Engineering Manager
NATS are currently seeking a Project Engineering Manager to oversee complex technical deliveries in Aberdeen. This role focuses on the high-profile management of projects within the Air Traffic Management domain, incorporating cutting-edge technologies such as virtualised platforms, machine learning, and artificial intelligence. Key Responsibilities: Lead the technical delivery of high-profile or multiple complex work packages, ensuring alignment and resource management Apply systems engineering principles to define, plan, and deliver project activities Act as the technical point of contact for internal and external stakeholders Ensure the quality and alignment of project outputs Manage and execute the scope of work, defining activities across projects Provide assurance of the content of plans and work packages to stakeholders Proactively manage technical delivery risks and identify solutions Oversee task management and direction to a team of engineers and subject matter experts...
IR35 Status:
Unknown Status

CV-Library Aberdeen, UK Contractor
CL
Apr 16, 2026  
AI ENGINEER
Exciting Opportunity: AI Engineer (Contract) - Remote United Kingdom Join Our Client's Cutting-Edge Team Are you ready to take your career to the next level? Our client, a leader in the Higher Education sector, is seeking a skilled and driven AI Engineer to join their innovative team on a contract basis. A remote opportunity. What You'll Bring As an AI Engineer, you'll play a pivotal role in developing transformative solutions for our client. We're looking for professionals with expertise in key areas essential to this position: Proficiency in Artificial Intelligence: A strong understanding of AI principles and their application to solve real-world problems. Passion for Collaboration: Thrive in a team-based setting, working closely with colleagues and stakeholders to drive exceptional outcomes. Adaptability: Comfortable working in a contract role within the dynamic and intellectual environment of Higher Education. You will need the below experience Experience developing AI...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Apr 16, 2026  
Advanced Digital Systems & Storage Engineer
Advanced Digital Systems & Storage Engineer (Band 5) Location: Hertfordshire (On-site) Sector: NHS Contract: Temporary (ASAP – April 2026) Hours: Monday–Friday, 9:00am–5:00pm (37.5 hours per week) We’re supporting a large and highly regarded NHS Trust in Hertfordshire to recruit an Advanced Digital Systems & Storage Engineer to join their Digital Infrastructure team on a temporary basis. This is an excellent opportunity to play a key role in supporting critical healthcare systems within a complex, high-availability environment—where your work will directly contribute to frontline patient care. The Role As a senior technical specialist within the Digital team, you’ll provide 2nd and 3rd line support across a broad range of infrastructure services, ensuring systems remain secure, resilient, and fully operational. You’ll act as a key escalation point, working closely with internal IT teams and external suppliers to resolve issues, maintain performance, and support...
IR35 Status:
Unknown Status

CV-Library Stevenage, Hertfordshire Contractor
CL
Apr 16, 2026  
Senior SRE
Location: UK - 100% Remote Duration: 12-Month Initial Contract Working Hours: 11:00 AM - 7:00 PM (Mostly) The Mission Our client is looking for a Senior SRE to lead the design and evolution of a global observability stack that supports millions of customer devices across 8 international data centres. This isn't just about monitoring; it's about building the high-performance, distributed systems that ensure our global cloud remains performant while scaling 2-3x every year. The Scale of the Challenge As a Lead on the Observability team, you will dive into projects that define "large-scale": Metrics at Scale: Design and scale a Prometheus architecture to handle 100M+ active series and beyond. Petabyte Logging: Operate high-performance ElasticSearch clusters holding 2000+TB of data. High-Throughput Pipelines: Grow data pipelines built on Kafka, handling hundreds of thousands of events per second. Engineering Autonomy: Write libraries and APIs (Ruby, Go) that provide engineers...
IR35 Status:
Unknown Status

CV-Library United Kingdom 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