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Contractor 23
Information Technology Unknown Status test engineer

23 test engineer jobs found

CL
Jun 20, 2026  
Platform Engineer
Cloud Platform Engineer - AI & National Security Programme Location: On site in Cheltenham Duration: 12 months initially Clearance: You must be a UK Sole National & hold active SC clearance The Opportunity We are seeking talented Cloud Platform Engineers to join a cutting edge programme supporting a UK Intelligence Community customer in the Cheltenham area. This is not traditional defence IT or routine support work. Instead, you'll be part of a forward thinking environment focused on artificial intelligence, machine learning, advanced analytics, and modern cloud-native technologies. What You'll Be Doing As a Cloud Platform Engineer, you will: Design, build, automate and maintain cloud-native platforms and infrastructure Enable Data Science and Software Engineering teams to develop and deploy solutions at scale Work with modern tooling including: AWS Terraform Kubernetes Helm Support rapid delivery of innovative solutions in a mission-critical environment The...
IR35 Status:
Unknown Status

CV-Library Cheltenham, Gloucestershire Contractor
CL
Jun 19, 2026  
Embedded Software Engineer
Embedded Software Engineer Location: 3 days/week in London Contract Length: 12 Months Day Rate: £50-65 per hour Security Clearance: SC Eligible or Active SC Preferred Start Date: ASAP Overview I am seeking an experienced Embedded Software Engineer to support the development of advanced defence radar and surveillance systems for a high-profile programme within the defence sector. This contract role will focus on real-time embedded software development for radar processing platforms, sensor interfaces, and mission-critical electronic systems. The successful engineer will work closely with systems, FPGA, DSP, and electronics teams to deliver software for complex embedded hardware environments. Key Responsibilities Design and develop embedded software in C/C++ for radar and sensor systems Develop low-level drivers and hardware abstraction layers for custom embedded platforms Work on real-time software running on ARM-based and DSP-enabled systems Interface with FPGA teams...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 18, 2026  
Data Engineer - 12 month FTC
We’re building thriving communities as one of the UK’s largest housing groups and a leading developer of affordable housing. We believe everyone is entitled to a good home they can afford, in a place they are proud to live. More than 100,000 people live in our homes. If you want to experience work that’s truly rewarding, join us. Because when we achieve together, customers and communities thrive. Work for Orbit. Believe in people. The role Orbit are delighted to be recruiting for a Data Engineer to join us for a 12 month fixed-term period, working on key projects within our Everyday Excellence programme. To be successful in this role, you'll need experience in practical delivery of the end to end Data Engineering activities, utilising Microsoft Azure technologies (including Azure DevOps, Azure SQL, Data Lake, Synapse and Fabric) for hosting a central data platform. You'll be experienced in creating processing pipelines and designing business aligned InfoMart data models ready...
IR35 Status:
Unknown Status

CV-Library Coventry, UK Contractor
CL
May 31, 2026  
Data Engineering Lead
Data Engineering Lead Certain Advantage are hiring for a Data Engineering Lead based in London. This role is on an initial contract till the end of the year and is required to be onsite 3 days a week. The successful candidate will lead the data acquisition function by defining ingestion strategy and building Azure-based data pipelines. You will translate end-user requirements into scalable engineering solutions, act as the domain’s primary Data Manager for data governance, lineage, quality, and master data management, and lead a team of data engineers in delivering reliable, compliant, and high-value data solutions to Trading, Risk, Finance, and Operations. Your responsibilities: Own ingestion strategy and define scalable batch/streaming data patterns Design and deliver Azure-based data pipelines and platform solutions Standardize connectors, schemas, controls, CI/CD, IaC, and automated testing Lead onboarding of enterprise and market data sources with SLAs and...
IR35 Status:
Unknown Status

CV-Library Lambeth, London, UK Contractor
CL
Jun 20, 2026  
Lead AI Enabled Software/DevOps Engineer
What You'll Be Doing - Provide technical leadership across AI-enabled software and DevOps engineering teams - Set architectural direction for API-first design, system integration, and platform enablement for AI - Lead the evolution of legacy or existing applications towards modern, service-based and API-driven architectures - Define and guide integration patterns between applications, platforms, and AI services - Make informed decisions on when and how emerging integration approaches (e.g. protocols such as MCP) should be applied as part of broader system design - Work closely with architects, product teams, data scientists, and platform engineers to deliver end-to-end solutions - Ensure solutions meet appropriate standards for security, resilience, performance, and operability - Anticipate and manage architectural and operational risks associated with AI-enabled systems - Champion strong engineering practices across software development, DevOps, and platform engineering...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 20, 2026  
Product Designer (UX/UI)
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. Job Title: Product Designer (UX/UI) Location: London - 2 days onsite Contract: 6 months contract Rate: £550 inside umbrella What you'll be doing This role is within a team of designers, researchers, content specialists and data analysts, working together to design and deliver high quality, user-centred mobile experiences. This is a mobile first project, with some responsibility for supporting web & browser journeys. As a Product Designer, it'll be your role to: Deliver high quality visual and interaction design across the mobile app Skilfully craft the end-to-end user...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 20, 2026  
Cloud Infrastructure Engineer
Cloud Infrastructure Engineer – 6-month contract – Warwick My Customer is looking for a Platform / Infrastructure Engineer to take ownership of a hybrid technology estate spanning cloud and on-premise environments. This role combines hands-on operational support with technical leadership, driving platform improvements, modernisation initiatives, and ensuring a secure, stable, and scalable infrastructure. Key Skills from the Cloud Infrastructure Engineer: Hybrid Platform Operations: Proven experience managing and supporting production environments across both cloud and on-premise infrastructure. Cloud Platforms & Services: Hands-on experience with major cloud providers (e.g., Azure, AWS, or GCP). Exposure to decommissioning landing Zones. On-Premise Infrastructure Strong background in Windows Server environments and core services such as Active Directory, DNS, and DHCP. Experience with virtualisation technologies such as VMware vSphere/ESXi or Microsoft Hyper-V. Operational...
IR35 Status:
Unknown Status

CV-Library Warwick, UK Contractor
CL
Jun 20, 2026  
Business Intelligence / Data Engineer
Business Intelligence / Data Engineer (AWS / AI Exposure) Swindon or London - Hybrid (Once per month onsite) £530 PD – Inside IR 35 – 3 months (likely extension) – Start ASAP.   Our trusted client, that operates within the public sector and helps millions of people in the UK with funding investment is seeking an experienced Business Intelligence Engineer / AWS Data Engineer to support the development of a modern data platform and contribute to emerging AI-driven initiatives (ML).   This is an exciting opportunity to join an organisation investing heavily in its data platform and future AI capabilities, with the successful candidate playing a key role in shaping both current Business Intelligence delivery and next-generation data solutions.   This role will suit someone with a strong foundation in AWS data engineering and Business Intelligence, alongside practical exposure to AI/ML concepts or tools.    Role and Responsibilities: Data Engineering: Design, build and optimise data...
IR35 Status:
Unknown Status

CV-Library Swindon, UK Contractor
CL
Jun 20, 2026  
Power BI Developer
We’re building thriving communities as one of the UK’s largest housing groups and a leading developer of affordable housing. We believe everyone is entitled to a good home they can afford, in a place they are proud to live. More than 100,000 people live in our homes. If you want to experience work that’s truly rewarding, join us. Because when we achieve together, customers and communities thrive. Work for Orbit. Believe in people. The role We are seeking an experienced Power BI Developer to join us for a 12 month fixed-term period, working on key projects within our Everyday Excellence programme. In this role, you will design, build and deploy interactive analytics and dashboards in Microsoft Power BI, converting enterprise data into meaningful insights for business stakeholders. You’ll collaborate with data engineers, business analysts and business users to deliver high-impact visualisations, adhering to code, governance and user adoption standards. The successful candidate will...
IR35 Status:
Unknown Status

CV-Library CV3, Binley Woods, Warwickshire Contractor
CL
Jun 19, 2026  
Suspension Axle Concept Design Engineer
Job Title: Suspension Axle Concept Design Engineer – (phone number removed) Location: Warwickshire Duties: Reporting to the Axle Function & Integration Chapter Leader, this role requires an individual to support the delivery of the design of the suspension/axle concept and associated CAD geometry to meet the agreed timing for multiple nameplates off a platform. Key Accountabilities and Responsibilities * Support the development of the Axle CAD concept and integration of corner modules and axle links into subframes and rest of vehicle for all vehicles across a platform * Respond to work requests and follow technical direction, methods and processes provided by the Solution Architect, in order to complete programme deliverables * Create suspension layout studies and check packaging including consideration of kinematics, dynamic envelopes (e.g. wheel envelope), compliances, tuning and component variability * Generate suspension hard point datasheets for release, plus...
IR35 Status:
Unknown Status

CV-Library Gaydon, Warwickshire Contractor
CL
Jun 18, 2026  
Junior Java developer - FTC - 3 Days a week onsite in Newcastle
Job Description: Experience within Java Development Kit (JDK 11+) and Spring Boot to build modular, maintainable services aligned to enterprise standards. Demonstrable work experience with enterprise middleware platforms including WebLogic Server (Enterprise Edition) and CAS SDK for secured high-performance integrations. Collaborate with cloud and infrastructure teams to deploy solutions into secure, scalable public cloud environments (e.g., AWS), using containers. Advocate for and employ good development practices on the team such as consistent branching strategy, coding standards, Test Driven Development, Continuous Integration and Continuous Testing. Support the technical leads in crafting the separation of functional into microservices and the end-to-end integration and flow between technical components. Support the test automation engineers in testing the stories and features delivered both from a functional and non-functional perspective. Follow the Scrum Methodology...
IR35 Status:
Unknown Status

CV-Library Newcastle upon Tyne, UK Contractor
CL
Jun 18, 2026  
Contract Ruby Tech Lead - Start up
Contract Ruby Tech Lead (Startup) Location: Remote / London Hybrid (optional) Contract Length: 3–6 months (with potential extension) 🌱 About the Role We’re partnering with a fast-growing startup on a mission to build a high-impact product used by thousands of customers. They’re now looking for a hands-on Ruby Tech Lead to step in on a contract basis and drive technical direction, delivery, and team alignment during a key growth phase. This is a high-ownership role where you’ll influence architecture, mentor engineers, and help scale both the platform and engineering practices. 🛠 What You’ll Be Doing Lead the design and delivery of scalable, high-performance systems using Ruby (Ruby on Rails) Provide technical leadership to a small but growing engineering team Own architecture decisions and help evolve the platform as it scales Collaborate closely with Product, Design, and Leadership stakeholders Drive best practices around code quality, testing, and deployment Contribute...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Jun 17, 2026  
IT Support Engineer
IT Support Engineer | Dereham | 5 Month Contract My client is looking for an IT Support Engineer to manage BAU workload and provide 1st and 2nd line support. The ideal candidate will be personable with a professional passion for providing high quality IT support services. Key responsibilities of the IT Support Engineer: Provide 1st and 2nd line IT support across the business Troubleshoot and resolve issues related to Microsoft 365, Active Directory, and Windows 11 Diagnose and resolve network connectivity and general infrastructure issues Support technology updates and contribute to ITIL best practices Assist with additional IT projects and ongoing technical initiatives IT Support Engineer Experience/Technologies: Windows 10/11 administration, troubleshooting, and end-user support Microsoft 365 / Office 365 and Intune administration and support Active Directory administration and user/account management Ticketing system management and response to user support requests Strong...
IR35 Status:
Unknown Status

CV-Library Dereham, UK Contractor
CL
Jun 16, 2026  
Senior Backend Engineer with Content delivery experience
Job title: Senior Backend Engineer with Content delivery experience Location: Remote Duration: 06 months contract About the Position We're looking for a Senior Engineer with experience in automated CDN configuration management and/or a background in Content Delivery to join our CDN team. In this role, you will contribute to the development and optimization of the foundational infrastructure that powers our Media Delivery and play capabilities. Our team owns content delivery management and the internal platform offering, operating a multi-vendor setup behind the scenes to offer engineers a unified interface to manage their CDN configuration. You will collaborate within an agile, cross-functional team to design, build, and develop scalable infrastructure services and tools. What You'll Do Improve the core infrastructure systems that serve as the foundation for the rest of our backend. Build, support, and operate important central services and systems, keeping reliability,...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
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 14, 2026  
Senior Developer
Senior Software Engineer (FTC up to 12 months) £50,000 - £60,000 per annum IT Function 37.5 hours per week Hybrid (UK-based) Fixed Term Contract (up to 12 months) Take Ownership in a High-Impact Fintech Environment Looking for your next move where you can lead on complex engineering challenges, influence technical direction, and deliver real impact? We're looking for a Senior Software Engineer to join a growing fintech environment, working on secure, scalable systems that support real-world financial services. Operating within a modern, Agile product environment, you'll play a key role in delivering high-performance platforms handling large-scale transactions, while mentoring others and driving technical excellence across the team. This is a fantastic opportunity to step into a senior role with genuine ownership and influence. What You'll Be Doing Delivering High-Quality Engineering Solutions Design, develop, and deliver robust, scalable software solutions Translate...
IR35 Status:
Unknown Status

CV-Library Hereford, Herefordshire Contractor
CL
Jun 14, 2026  
Software Developer
Software Engineer (FTC up to 12 months) £40,000 - £50,000 per annum IT Function 37.5 hours per week Hybrid (UK-based) Fixed Term Contract (up to 12 months) Build the Future of Fintech Technology Looking to take the next step in your engineering career where you can work on meaningful technology, develop your skills, and make a real impact? We're looking for a Software Engineer to join a growing fintech environment, contributing to the development of secure, scalable platforms that support real-world financial services. Working within a collaborative, Agile team, you'll play a key role in building and enhancing high-performance systems that process large volumes of transactions, while gaining exposure to modern technologies and best practices. This is a fantastic opportunity to grow your career within a fast-evolving fintech landscape. What You'll Be Doing Delivering High-Quality Software Support requirements gathering to ensure clear and deliverable outcomes Design and...
IR35 Status:
Unknown Status

CV-Library Hereford, Herefordshire Contractor
CL
Jun 11, 2026  
C#, WPF, .NET Developer
C#, WPF, .NET Developer is required by global company for an initial 12-month contract. The successful candidate will have experience with detailed design, development, implementation, integration, and testing of software in C# to build windows/web-based applications. The ideal contractor would have experience in software development in C# (.NET Core 2.1+, .NET Framework 4.6+) and Visual Studio 2022. * Experience in WPF, user interface design and MVC/MVVM design patterns. * Experience with connecting to and consuming RESTful web services. * Experience with generic design-patterns (Dependency Injection, Inversion of Control and * similar) and .NET Frameworks (MVVM, WPF, MEF, Entity Framework) in the construction of large and complex software applications. * Experience of using version control (GIT), change control and code quality control/review processes. * Experience of working in SCRUM environments where regular builds, unit tests and integration testing are the norm....
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Apr 09, 2026  
Software Engineer
Software Engineer Certain Advantage is hiring for a Software Engineer based in the Guildford or Newcastle area. This role is on a contract basis and is hybrid-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 Engineer —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: High-quality, readable, scalable and easily maintained code, using Java. Contribution to quality assurance by writing unit and automated tests. Design and code reviews Sprint planning, reviews, and daily stand-ups in a true Agile environmentThe Individual We’re looking for...
IR35 Status:
Unknown Status

CV-Library Guildford, UK Contractor
CL
Apr 08, 2026  
Senior Data Engineer
Senior Data Engineer – (Tick data, Time-Series; kdb+ / Q ) 3-6 months initially. London 3 days onsite   Are you a Data Engineer with a background in systematic trading who has worked with granular tick market data? Have you built pipelines to allow tick data to be ingested into a time series tech stack utilising kdb+ and Q? If so keep reading!   Certain Advantage are recruiting on behalf of our London based trading client for a Data Engineer to focus on building a scalable data platform for algorithmic trading.   You’ll Identify and implement solutions for Quants and Traders, providing data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics.   Your Project Work: Identify and implement solutions to provide data that will be used to improve strategies performance and produce clients TCA, pre- and post- trade analytics. Work with business Stakeholders to build new and maintain existing real-time and historical data services and...
IR35 Status:
Unknown Status

CV-Library Central London, London WC2N 5DU, UK Contractor
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