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285 software contractor jobs found

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United Kingdom software contractor
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Contract Spy
Jun 15, 2026
Duration not stated
Software Contractor - Siemans/Staubli at Mpac, Tadcaster, £Contract Rate
Contract Spy Tadcaster LS24 9SG, UK
Purpose of the Role We are looking to build a pipeline of potential software contractors with the following skill sets and experience. If you are open to software/controls contract work and your skillset and experience are a good match below, please feel free to send your CV and we may contact you in the near future.   As a Software Contractor you'll be working on the commissioning of our machines in a software capacity. Your expertise will be crucial in: Siemens TIA V19 including Safety Siemens WinCC Unified HMI Motion/Servo drives PackML Keyence Vision Staubli robot - essential Developing streamlined, efficient code Utilising advanced simulation tools to perfect software before real-world implementation. Ensuring our machines meet the highest safety standards by designing software compliant with the Machine Directive (BS EN 12100).   Outputs/Deliverables To support delivery of high-quality software design based...
Contract Spy
Jun 08, 2026
Duration not stated
Software Contractor - Siemans/Staubli at Mpac, Tadcaster, £Contract Rate
Contract Spy Tadcaster LS24 9SG, UK
Purpose of the Role We are looking to build a pipeline of potential software contractors with the following skill sets and experience. If you are open to software/controls contract work and your skillset and experience are a good match below, please feel free to send your CV and we may contact you in the near future.   As a Software Contractor you'll be working on the commissioning of our machines in a software capacity. Your expertise will be crucial in: Siemens TIA V19 including Safety Siemens WinCC Unified HMI Motion/Servo drives PackML Keyence Vision Staubli robot - essential Developing streamlined, efficient code Utilising advanced simulation tools to perfect software before real-world implementation. Ensuring our machines meet the highest safety standards by designing software compliant with the Machine Directive (BS EN 12100).   Outputs/Deliverables To support delivery of high-quality software design based...
Contract Spy
Jun 01, 2026
Duration not stated
Software Contractor - Siemans/Staubli at Mpac, Tadcaster, £Contract Rate
Contract Spy Tadcaster LS24 9SG, UK
Purpose of the Role We are looking to build a pipeline of potential software contractors with the following skill sets and experience. If you are open to software/controls contract work and your skillset and experience are a good match below, please feel free to send your CV and we may contact you in the near future.   As a Software Contractor you'll be working on the commissioning of our machines in a software capacity. Your expertise will be crucial in: Siemens TIA V19 including Safety Siemens WinCC Unified HMI Motion/Servo drives PackML Keyence Vision Staubli robot - essential Developing streamlined, efficient code Utilising advanced simulation tools to perfect software before real-world implementation. Ensuring our machines meet the highest safety standards by designing software compliant with the Machine Directive (BS EN 12100).   Outputs/Deliverables To support delivery of high-quality software design based...
Contract Spy
Jun 11, 2026
Duration not stated
Software/Controls Contractor at Mpac, Tadcaster LS24, £Contract Rate
Contract Spy Tadcaster LS24, UK
Job Specification Job Name: Software Contractor Summary As a Software Contractor you'll be working on the commissioning of our machines in a software capacity. Your expertise will be crucial in: Siemens TIA V19 including Safety Siemens WinCC Unified HMI Motion/Servo drives PackML Keyence Vision Staubli robot - desirable Developing streamlined, efficient code Utilising advanced simulation tools to perfect software before real-world implementation. Ensuring our machines meet the highest safety standards by designing software compliant with the Machine Directive (BS EN 12100).   Onsite work required - Mpac lambert site (Tadcaster) and possibly customer sites depending on the project allocated to. Must hold a UK driving license and must have the right to work in the UK   Purpose of the assignment To support delivery of high-quality software design based on comprehensive understanding of customer and regulatory...
Contract Spy
Jun 04, 2026
Duration not stated
Software/Controls Contractor at Mpac, Tadcaster LS24, £Contract Rate
Contract Spy Tadcaster LS24, UK
Job Specification Job Name: Software Contractor Summary As a Software Contractor you'll be working on the commissioning of our machines in a software capacity. Your expertise will be crucial in: Siemens TIA V19 including Safety Siemens WinCC Unified HMI Motion/Servo drives PackML Keyence Vision Staubli robot - desirable Developing streamlined, efficient code Utilising advanced simulation tools to perfect software before real-world implementation. Ensuring our machines meet the highest safety standards by designing software compliant with the Machine Directive (BS EN 12100).   Onsite work required - Mpac lambert site (Tadcaster) and possibly customer sites depending on the project allocated to. Must hold a UK driving license and must have the right to work in the UK   Purpose of the assignment To support delivery of high-quality software design based on comprehensive understanding of customer and regulatory...
Contract Spy
May 28, 2026
Duration not stated
Software/Controls Contractor at Mpac, Tadcaster LS24, £Contract Rate
Contract Spy Tadcaster LS24, UK
Job Specification Job Name: Software Contractor Summary As a Software Contractor you'll be working on the commissioning of our machines in a software capacity. Your expertise will be crucial in: Siemens TIA V19 including Safety Siemens WinCC Unified HMI Motion/Servo drives PackML Keyence Vision Staubli robot - desirable Developing streamlined, efficient code Utilising advanced simulation tools to perfect software before real-world implementation. Ensuring our machines meet the highest safety standards by designing software compliant with the Machine Directive (BS EN 12100).   Onsite work required - Mpac lambert site (Tadcaster) and possibly customer sites depending on the project allocated to. Must hold a UK driving license and must have the right to work in the UK   Purpose of the assignment To support delivery of high-quality software design based on comprehensive understanding of customer and regulatory...
Contract Spy
Jun 04, 2026
Duration not stated
Engineer - GPU Software Architecture at Huawei, Cambridge, £Contractor Rate
Contract Spy Cambridge, UK
GPU SW Engineer (Contractor) About Huawei Research and Development UK Limited Founded in 1987, Huawei is a leading global provider of information and communications technology (ICT) infrastructure and smart devices. We have 207,000 employees and operate in over 170 countries and regions, serving more than three billion people around the world. Our vision and mission is to bring digital to every person, home and organization for a fully connected, intelligent world. To this end, we will drive ubiquitous connectivity and promote equal access to networks; bring cloud and artificial intelligence to all four corners of the earth to provide superior computing power where you need it, when you need it; build digital platforms to help all industries and organizations become more agile, efficient, and dynamic; redefine user experience with AI, making it more personalized for people in all aspects of their life, whether they’re at home, in the office, or on the go. This...
Contract Spy
May 26, 2026
Duration not stated
Senior Software Developer (Back-End) at ONYX Insight, Nottingham, £Contract Rate
Contract Spy Nottingham, UK
The Role Are you a highly skilled full stack contractor looking to make an immediate impact on a modern, high-visibility platform? At ONYX Insight, we're looking for a Senior Software Contractor to join our team, with a primary focus on backend delivery using C# .NET, alongside contributing to our React frontend services. This is a hands-on contract role where you'll be trusted to hit the ground running, deliver high-quality code, and contribute to the evolution of our core platforms supporting the renewable energy sector. You'll work closely with product, design, and engineering teams to build scalable, performant user interfaces, while also supporting backend integrations where needed. Key Responsibilities: Deliver High-Impact Backend Solutions : Own the development of responsive, high-performance applications using C# .NET (primary focus). Full-Stack Contribution: Support frontend development with React (secondary focus), ensuring seamless...
Contract Spy
Jun 12, 2026
Duration not stated
Senior Software Developer at ONYX Insight, Nottingham, £Contract Rate
Contract Spy Nottingham, UK
The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we're looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data from wind turbines around the world. This is not a typical SaaS CRUD role. You'll work across a distributed architecture including asynchronous messaging, worker processes, and data ingestion pipelines. Frontend exposure is a bonus, not a requirement. Key Responsibilities: Backend Delivery: Implement robust, well-tested C# .NET services following clean architecture principles — domain logic, data access, messaging, and background processing. Distributed Systems: Contribute to service boundary design, asynchronous messaging flows, and worker processes within our modular monolith, with an eye on future decomposition. Data Pipelines: Build and...
Contract Spy
Jun 02, 2026
Duration not stated
Remote Software Developer at Turing, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems.   Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to help enterprises transform AI from proof of concept into proprietary intelligence with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L.   Project Overview: As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code examples, providing precise...
Contract Spy
Jun 02, 2026
Duration not stated
Senior Software Developer (Back-End) at ONYX Insight, Nottingham, £Contract Rate
Contract Spy Nottingham, UK
The Role Are you a senior backend engineer who thrives on distributed systems, clean architecture, and complex data problems? At ONYX Insight, we're looking for a Senior Software Developer (Contractor) to make an immediate impact on our core platform, a sophisticated distributed system processing data from wind turbines around the world. This is not a typical SaaS CRUD role. You'll work across a distributed architecture including asynchronous messaging, worker processes, and data ingestion pipelines. Frontend exposure is a bonus, not a requirement. Key Responsibilities: Backend Delivery: Implement robust, well-tested C# .NET services following clean architecture principles — domain logic, data access, messaging, and background processing. Distributed Systems: Contribute to service boundary design, asynchronous messaging flows, and worker processes within our modular monolith, with an eye on future decomposition. Data Pipelines:...
Contract Spy
May 26, 2026
Duration not stated
Remote Software Engineer at Turing, United Kingdom, £Contract Rate
Contract Spy Remote (United Kingdom)
About Us: Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to help enterprises transform AI from proof of concept into proprietary intelligence with systems that perform reliably, deliver measurable impact, and drive lasting results on the P&L. Project Overview: As a Software Engineering evaluator, you will create cutting-edge datasets for training, benchmarking, and advancing large language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections...
Contract Spy
Jun 16, 2026
Duration not stated
Performance Analyst at AWTG, West Midlands, £Contractor Option
Contract Spy West Midlands, UK
Role overview The Performance Analyst will help AWTG and its clients understand how digital products, services and operational processes are performing. The role focuses on defining useful measures, analysing trends, producing clear reports and turning insight into practical recommendations for improvement. You will work with multidisciplinary teams across data, AI, software engineering, product, QA and delivery to create practical outcomes for clients and end users. Key responsibilities Work with delivery, product and client teams to define KPIs, success measures, reporting needs and performance baselines. Collect, clean and analyse data from digital analytics, operational systems, service data and stakeholder inputs. Create regular reports, dashboards and visualisations that explain performance clearly to technical and non-technical audiences. Identify service trends, risks, bottlenecks and opportunities for improvement across products or projects....
Contract Spy
Jun 16, 2026
Duration not stated
Principal Data Scientist at AWTG, West Mids, £Contractor Rate
Contract Spy West Midlands, UK
Role overview The Principal Data Scientist will lead significant data science work across AWTG and client programmes, shaping technical direction, standards and delivery approaches. The role requires deep expertise in data science, strong leadership and the ability to turn advanced analytics into organisational impact. You will work with multidisciplinary teams across data, AI, software engineering, product, QA and delivery to create practical outcomes for clients and end users. Key responsibilities Lead the scoping, design and delivery of complex data science products, models and analytical solutions. Set standards for modelling, validation, reproducibility, coding, documentation and responsible AI practices. Identify opportunities to apply machine learning, predictive analytics, optimisation or advanced statistics to business challenges. Guide data scientists, analysts and engineers in selecting appropriate methods, architectures and tools....
Contract Spy
Jun 15, 2026
Duration not stated
Senior AI Engineer at Lendable, London, £Contract Rate
Contract Spy London, UK
Senior AI Engineer (Contract) About the role We're looking for a hands-on AI Engineer contractor to join our Internal Automation team at Lendable and help us make the whole company more efficient. Our mission is to supercharge internal teams — from Finance and Compliance to Product, QA and beyond — by building AI-powered tools, integrations and automated workflows. You'll be part of a small team (4 engineers, 1 PM) with a simple goal: remove friction, automate the tedious, and give colleagues back time to focus on high-value work. This is a role where you'll see the direct impact of what you build. You'll ship an integration and watch it save hours of manual work. You'll build a tool and see a team adopt it the same week. If you're motivated by solving real problems and seeing your work make a tangible difference, this is for you. We need someone who takes full ownership — not just writing code, but thinking through the problem, designing the...
Contract Spy
Jun 15, 2026
Duration not stated
Technical Team Lead, Contract at Xcelirate, London, £Competitive Contractor Rate
Contract Spy London, UK
Who Are We? Xcelirate develops technologically-advanced platforms which are accessed by thousands of users every minute! We are proud to offer a workplace where the sharpest developers come together to strategically plan and swiftly execute practices which see us maintain our existing market dominance and attain global expansion. We owe our success to our customers who have seen us grow across a decade, and our talented team who have made that growth possible!   What are we looking for? You're a Principal-Level Engineer first. The tech lead title is almost incidental. It just means you're the person the team orbits around, because that's what happens naturally when you're the one who understands the system most deeply and keeps the clearest head under pressure. The 10% that's people management fits inside your engineering work, not alongside it. You hire, you steer, you unblock, but you do it the way a strong engineer does everything: with good...
Contract Spy
Jun 12, 2026
Duration not stated
Angular Developer at YO HR Consultancy, Remote, £Contractor Rate
Contract Spy Remote (United Kingdom)
Job Type : Contractor Location : Remote Role Description As an Angular Engineer, you will work remotely on an hourly paid basis to review AI-generated Angular code, frontend architectures, and technical explanations, as well as produce high-quality reference implementations and step-by-step reasoning for complex engineering problems. You will assess solutions for correctness, clarity, accessibility, security, performance, and adherence to the prompt; identify issues in Angular change detection, RxJS streams, state management, routing, forms, SSR (Angular Universal), hydration, and bundle performance; fact-check technical information; write high-quality explanations and model solutions that demonstrate best practices; and rate and compare multiple AI responses based on correctness and reasoning quality. This fully remote, hourly paid contractor role is a fast-growing AI data services company that provides AI training data to many of the world’s largest AI companies and...
Contract Spy
Jun 12, 2026
Duration not stated
Principal Software Engineer at pubGENIUS, Remote, £Competitive Rate
Contract Spy Remote (United Kingdom)
pubGENIUS is a React.js and Next.js development agency and ad-tech startup. We build websites and apps for clients across the US and Europe, specializing in decentralized finance (DeFi, crypto, NFT, blockchain), fintech, and healthcare, with occasional work in e-commerce and other verticals. Beyond client work, we operate our own high-revenue web product with a website, mobile app, and machine learning systems powering our ad-tech optimization engine. Performance is not a preference here, it is a core requirement.   We are looking for a Principal Software Engineer, who will be the technical authority, responsible for all development, architecture decisions, and long-term technical strategy across a website, mobile app, and ML-powered ad-tech optimization systems. This is a full-time independent contractor engagement. You will work hands-on at a senior level where site speed and server performance are core success metrics. You will work directly with...
Contract Spy
Jun 11, 2026
6 Months or more
DevOps Engineer at Deloitte, Remote, 6 Months, £Competitive Rate
Contract Spy Remote (UK)
Job Title: DevOps Engineer Location: Remote Duration: 6 months Contract Start Date: ASAP IR35: Inside Deloitte Working with the Deloitte Associate (Contractor) Programme means we can offer you the opportunity to work on a variation of industry and client related projects. Our aim is to retain the best talent and so when your project end date nears our team of Talent Community Advisors will be working with you to look at alternative projects within the firm that suit your experience should you wish to continue with Deloitte.   Role Purpose Part of your role will be supporting the availability of the platform and working to help deploy new features, supporting engagements across our client portfolio, both in the UK and globally. This is not a client-facing role, but a key element is a desire to improve the process and the solution by identifying and recommending any opportunities to extend, improve or add new...
Contract Spy
Jun 10, 2026
Duration not stated
Vue.js/Nuxt Developer at YO HR Consultancy, Remote, £Contractor Rate
Contract Spy Remote (United Kingdom)
Vue.js/Nuxt Developer Job Type : Contractor Location : Remote Role Description As a Vue.js / Nuxt Engineer, you will work remotely on an hourly paid basis to review AI-generated Vue/Nuxt code, frontend architectures, and technical explanations, as well as produce high-quality reference implementations and step-by-step reasoning for complex engineering problems. You will assess solutions for correctness, clarity, accessibility, security, performance, and adherence to the prompt; identify issues in Vue reactivity, component composition, state management, SSR/SSG, routing/data fetching, hydration, caching, and bundle performance; fact-check technical information; write high-quality explanations and model solutions that demonstrate best practices; and rate and compare multiple AI responses based on correctness and reasoning quality. This fully remote, hourly paid contractor role is a fast-growing AI data services company that provides AI training data to many of the...
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