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126 science jobs found

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United Kingdom science
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Contract Spy
Apr 09, 2026
Hourly/Freelance
AI Trainer – Computer Science Domain Expert at Prolific, Remote, £Hourly Rate
Contract Spy Remote (United Kingdom)
Screener Criteria: LinkedIn profile verification required for eligibility Start Date: TBC End Date: TBC Location: Remote (UK/US/CA/AUS) Language Requirement: Fluent English Type of contract: freelance Hourly Rate: $40+/hr Minimum Hours: TBC from Services Maximum Hours: Subject to availability Screening compensation: $46/hr (for eligibility test/screener)   About Prolific Prolific is not just another player in the AI space. We are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills.   The role We are seeking Computer Science Domain Experts to act as evaluators for a high-level AI verification project. AI models are now generating complex technical summaries, and we need...
Contract Spy
Mar 31, 2026
6 Months or more
Senior Infrastructure Engineer - DV Cleared at Defence Science and Technology Laboratory, Salisbury, 12 Months, £Contract Rate
Contract Spy Salisbury, UK
DSTL is the Ministry of Defence (MOD)'s science and technology organisation, providing unique expertise, crucial insights and delivering battle-winning solutions for the benefit of the nation and allies. DSTL is one of the principal government organisations dedicated to science and technology in the defence and security field. DSTL supplies specialist and sensitive services to MOD and wider government, working collaboratively with external partners in industry and academia and worldwide, providing expert research, specialist advice and invaluable operational support.   As a Senior Infrastructure Engineer you will provide advice and direction on digital infrastructure technical design, implementation, and support of infrastructure technologies. This role will be supporting the running and development of one of Dstl's systems, for example you will be working with the current Senior Infrastructure Engineer to; carryout hardware capability refreshes, upgrades, and...
Contract Spy
Mar 26, 2026
up to 6 Months
Senior Data Science Consultant at Billigence, London/Remote, 3 Months initial, £Contract Rate (Outside IR35)
Contract Spy Hybrid (London, UK)
Who we are Billigence is a boutique data consultancy with global reach, helping organisations transform the way they work with data. We specialise in delivering high-impact data solutions across Business Intelligence, Data Engineering, Data Governance, Cloud Data Platforms, and Advanced Analytics. Headquartered in Sydney with offices across the UK, Europe, and APAC, Billigence partners with organisations to design and implement modern data platforms that drive better decision-making and business outcomes. Our teams work on complex, enterprise-scale data programmes across a variety of industries including retail, financial services, and technology.   About the role Billigence is supporting an agriculture-focused initiative that aims to apply advanced data science to real-world farming and supply chain challenges. We are looking for an experienced Data Science Advisor & Implementer with a strong background in agricultural modelling and analytics....
Contract Spy
Mar 25, 2026
Hourly/Freelance
Data Science Engineer (Python & SQL) at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. At Mindrift, innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI. What we do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe. About the Role GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as a Data Science AI Trainer, you'll have the opportunity to collaborate on these projects. Although every project is unique, you might typically: Design original computational data science problems...
Contract Spy
Mar 20, 2026
Duration not stated
IT & Computer Science Writer/Educator at ZigZag, Remote, £Per Project
Contract Spy Bristol, UK
Freelance Author Opportunity (Remote, Project-Based Payments) Work from home | Write around your schedule This is a flexible, freelance opportunity to share your knowledge and enthusiasm for the IT & Computer Science field through writing and contributing to educational resources for schools and FE colleges, working from home on a project-by-project basis. What you will achieve: Experience in publishing and education sectors Experience working alongside an experienced Education Editor supporting real publications Develop research and planning skills to a specific project brief Your own published material that will help future learners succeed in their qualifications Familiarisation of teaching requirements set by examination boards Particularly good experience for those preparing to go into teaching or management roles – understanding how to structure lessons, communicate theory to students of different ages/abilities, and cover unit...
Contract Spy
Apr 07, 2026
Duration not stated
Computer Science Engineer (PhD) at YO IT CONSULTING, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
Work Mode: Remote Engagement Type: Independent Contractor Schedule: Full-Time or Part-Time Contract Language Requirement: Fluent English Role : Partners with leading AI teams to improve the quality, usefulness, and reliability of general-purpose conversational AI systems. These systems are used across a wide range of everyday and professional scenarios, and their effectiveness depends on how clearly, accurately, and helpfully they respond to real user questions. In engineering-related contexts, conversational AI systems must demonstrate accurate applied reasoning, quantitative precision, and practical problem-solving aligned with real-world systems. This project focuses on evaluating and improving how models reason about and explain engineering concepts across multiple disciplines. What You’ll Do Write and refine prompts to guide model behavior in engineering scenarios Evaluate LLM-generated responses to...
Contract Spy
Mar 27, 2026
Duration not stated
Computer Science Engineer (PhD) at YO IT CONSULTING, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
Work Mode: Remote Engagement Type: Independent Contractor Schedule: Full-Time or Part-Time Contract Language Requirement: Fluent English Role : Partners with leading AI teams to improve the quality, usefulness, and reliability of general-purpose conversational AI systems. These systems are used across a wide range of everyday and professional scenarios, and their effectiveness depends on how clearly, accurately, and helpfully they respond to real user questions. In engineering-related contexts, conversational AI systems must demonstrate accurate applied reasoning, quantitative precision, and practical problem-solving aligned with real-world systems. This project focuses on evaluating and improving how models reason about and explain engineering concepts across multiple disciplines. What You’ll Do Write and refine prompts to guide model behavior in engineering scenarios Evaluate LLM-generated responses to...
Contract Spy
Mar 20, 2026
Duration not stated
Computer Science Engineer at YO IT CONSULTING, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
Work Mode: Remote Engagement Type: Independent Contractor Schedule: Full-Time or Part-Time Contract Language Requirement: Fluent English Role : Partners with leading AI teams to improve the quality, usefulness, and reliability of general-purpose conversational AI systems. These systems are used across a wide range of everyday and professional scenarios, and their effectiveness depends on how clearly, accurately, and helpfully they respond to real user questions. In engineering-related contexts, conversational AI systems must demonstrate accurate applied reasoning, quantitative precision, and practical problem-solving aligned with real-world systems. This project focuses on evaluating and improving how models reason about and explain engineering concepts across multiple disciplines. What You’ll Do Write and refine prompts to guide model behavior in engineering scenarios Evaluate LLM-generated responses to...
Contract Spy
Apr 15, 2026
Duration not stated
Microsoft Fabric BI Developer at Surrey Satellite Technology Limited, Guildford, £Contractor Rate
Contract Spy Guildford, UK
Reports To Infrastructure Manager About the Role We’re looking for an individual with strong Microsoft Azure and Fabric experience who can manage, optimize, and develop our data platforms while delivering high-quality analytics through interactive dashboards and reports. This role spans data warehouse architecture, data model governance, ETL/ELT pipelines, and BI/reporting enablement—working closely with business stakeholders, SAP teams, and BI developers to turn data into actionable insights. Key Responsibilities Data Engineering & Cloud Architecture Fabric Ecosystem Management: Lead the design, implementation, and maintenance of the Microsoft Fabric environment, managing both Data Warehouses and Lakehouses to support diverse analytical workloads. Data Orchestration & ETL: Architect and monitor complex data pipelines using Azure Data Factory and SAP Datasphere to ensure seamless data movement from source...
Contract Spy
Apr 15, 2026
Hourly/Freelance
DevOps Engineer (Automation Systems) - AI Trainer at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
Mindrift is looking for skilled DevOps / Automation Engineers (Infrastructure & Scaling) to join the Tendem project (https://tendem.ai/) and build and maintain scalable infrastructure for automation workflows within our hybrid AI + human environment. In this role, as an AI Pilot - that's how we refer to this position at Mindrift - you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide infrastructure expertise, system reliability, and performance optimization to ensure stable and scalable automation pipelines. This part-time remote opportunity is ideal for professionals with hands-on experience in cloud infrastructure, system deployment, and supporting high-load automation environments. What We Do The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe. About the Role This is a...
Contract Spy
Apr 15, 2026
6 Months or more
Senior Data Scientist at YLD, Remote, 6 Months, £B2B Contract Rate
Contract Spy Remote (London, UK)
Location: London/Hybrid (Strong preference for 1 day a week in the office) Department : Engineering/Data Employment Type: Contract (B2B) Contract Length: 6 months (with potential for extension) About YLD: Everything we do is to empower our clients to move forward. Our purpose is to help our clients develop the capabilities they need to outperform their competitors. Our success is a consequence of ensuring our clients are successful. Our company is built on extraordinary people; we aim to attract, inspire, develop and retain them. YLD is a software engineering and design consultancy; we create digital capabilities for our clients that last beyond our engagement. We have offices in London, Lisbon, Porto. About the role: As a Data Scientist, you will take responsibility for data, insights, and models that help our clients grow quickly. You'll have Machine Learning Engineering experience and use this to build data capabilities that...
Contract Spy
Apr 15, 2026
Duration not stated
QA Software Test Engineer Code Review at YO IT CONSULTING, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
hiring experienced Software Engineers to support high-impact research collaborations with leading AI labs. Freelancers will contribute to building evaluation datasets that assess AI reasoning, explanation quality, and technical judgment in coding-related interactions. This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems. About the Project This evaluation dataset is code question and answer data. This data is designed to assess natural-language reasoning, explanation quality, and technical judgment in coding-related interactions, rather than executable correctness. Tasks are structured as chat-pasteable prompts that reflect realistic developer questions and include all necessary context inline (e.g., code snippets, error messages, logs, or requirements) Key Responsibilities Craft realistic developer prompts across multiple categories (code review, debugging, error diagnosis,...
Contract Spy
Apr 15, 2026
Duration not stated
GCP Cloud Enginer at Test Yantra Software Solutions Private Limited, Sheffield, £400-£500 per day
£400 - £500 per day
Contract Spy Sheffield, UK
Key Accountabilities Responsibilities will include: · Deploying, configuring and securing backend REST API services using CSP native services . · Deploying, configuring and securing containerised application runtimes using Infrastructure as Code . · Building and maintaining CI/CD pipelines in collaboration with DevOps and Security teams, focusing on traceability and regulatory controls. · Managing, monitoring, and optimising cloud infrastructure across GCP , ensuring performance, resilience, cost-efficiency, and data security. · Collaborating closely with infrastructure, architecture, and cybersecurity teams to meet internal risk, compliance, and governance requirements. · Supporting live systems, conducting root cause analysis, fixing bugs and implementing solutions for incidents and performance bottlenecks. Qualifications and experience The ideal candidate for this role will have the below...
Contract Spy
Apr 15, 2026
Duration not stated
Golang - Software Engineer at Test Yantra Software Solutions Private Limited, Sheffield, £400-£500 per day
£400 - £500 per day
Contract Spy Sheffield, UK
Key Accountabilities Responsibilities will include: · Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client using Python , Golang, Docker and Cloud-Native services . · Implement and manage database schema changes using Liquibase , ensuring alignment with compliance and audit standards. · Collaborate closely with Architecture and DevOps teams to enhance, maintain and mature Product capabilities/features. · Perform root cause analysis and implement solutions for incidents and performance bottlenecks. Qualifications and experience The ideal candidate for this role will have the below experience and qualifications: · Bachelor’s or Master’s degree in Computer Science or equivalent industry experience. · Comes from Software Engineering background with infrastructure experience. · 5+ years of development experience...
Contract Spy
Apr 15, 2026
Duration not stated
Rust Developer - AI Training at YO IT CONSULTING, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
Contract Remote Role Description As an hourly paid, fully remote Rust Engineer for AI Data Training, you will review AI-generated Rust code and explanations or generate your own, evaluate the reasoning quality and step-by-step problem-solving, and provide expert feedback that helps models produce answers that are accurate, logical, and clearly explained. You will assess solutions for correctness, safety, and adherence to the prompt; identify errors in ownership, borrowing, lifetimes, or algorithmic reasoning; fact-check information; write high-quality explanations and model solutions that demonstrate idiomatic Rust patterns; and rate and compare multiple AI responses based on correctness and reasoning quality. This role is with, a fast-growing AI Data Services company and subsidiary of that provides AI training data for many of the world’s largest AI companies and foundation model labs. Your work will directly help improve the world’s premier AI models...
Contract Spy
Apr 15, 2026
up to 6 Months
End User Computing Engineer at Health and Safety Executive, Remote/Liverpool, 7 Weeks, £Contract Rate
Contract Spy Remote (Liverpool, UK)
At the Health and Safety Executive, we believe everyone has the right to come home safe and well from their job. Our mission is to prevent work-related death, injury, and ill health.   Our roots stretch back to 1833. The modern HSE is an independent regulator with a wide reach across many employment sectors. Using world leading science, we have helped protect millions of people from devasting injury and suffering through our diverse regulatory activities.   We concentrate effort on the most serious risks, targeting industries with the greatest hazards, and sectors with the worst risk management record. We hold people to account where we have to, and we are firm but fair when using our legal powers. We also provide support to businesses through free guidance and advice tailored to business needs. By giving them the confidence to manage risks sensibly, we boost productivity, support the economy, and contribute to a fairer society. We work hard to help maintain...
Contract Spy
Apr 15, 2026
up to 6 Months
Digital User Researcher at Digital Health and Care Wales, Cardiff, 4 Months, £Contract Rate
Contract Spy Cardiff, UK
Digital Health and Care Wales is an ambitious organisation created by Welsh Government to lead on the digital transformation of health and care. It builds on the digital architecture and national services put in place by the NHS Wales Informatics Service over the past decade.   The organisation will lead on large-scale developments that make a significant difference to the people of Wales as well as to health and care professionals, such as expansion of the digital patient record and the creation of a National Data Resource. It will improve the way data is collected, shared and used. We will achieve this by working in partnership with all NHS Wales organisations and through our expert and dedicated workforce.   As a Digital User Researcher , your main responsibilities will be: Act independently using own initiative within established parameters, self-determining when to refer to manager. Understand and demonstrate experience in user research methods,...
Contract Spy
Apr 15, 2026
Duration not stated
Senior Solidity Engineer at Test Yantra, London/Remote, £400 per day
£400 per day
Contract Spy Hybrid (London, UK)
Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...
Contract Spy
Apr 15, 2026
Duration not stated
Embedded Software Engineer at Pragmatic Design Solutions, Coventry, £Day Rate Option (Outside IR35)
Contract Spy Coventry, UK
Embedded Software Engineer Education :  Bachelor’s/Master’s in Electronics & Communication Engineering. Experience: 0 to 3 Yrs Preferred Location  : Resident engineer tobe located in PDSL Knowledge Centre, Warwick Science Park, Coventry, UK Core Skills Good proficiency in Embedded C and C++ . Hands-on experience with at least one of the Micro-Controllers such as STM32, NXP, MicroChip, AVR, or ESP32. Understanding of Real-Time Operating Systems and development on bare metal. Ability to implement and debug communication protocols like I2C, SPI, UART, and CAN. Could understand and read Schematics and datasheets. Experience using GDB/JTAG/SWD debuggers, and Logic Analyzers/Oscilloscopes. Note : Position offers a competitive salary or day rate, available as permanent or contract roles (outside IR35).    
Contract Spy
Apr 14, 2026
6 Months or more
Gameplay Programmer (Roblox) at ITV Studios, Remote, 6 Months, £Freelance Rate
Contract Spy Remote (United Kingdom)
Company Description   ITV Studios is a global leader in award-winning, record-breaking, and widely celebrated television production, known for beloved brands like The Voice, Love Island, Line of Duty, and Queer Eye. ITV Studios over the last few years has been developing in-house digital experiential content, particualrly on immersive platforms such as Roblox and Fortnite. In 2024 launching Hell’s Kitchen on Roblox to almost 100 million players worldwide.   Role Description   This is a remote, contract-based role for a Gameplay Programmer (Roblox) freelancer at ITV Studios for an initial period of 6 months. The individual in this role will be responsible for designing, coding, and testing gameplay functionality on the Roblox platform. Day-to-day tasks include implementing gameplay mechanics, optimising game performance, collaborating with game designers, and ensuring the final product provides an outstanding user experience.  ...
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