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21 api developer jobs found

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United Kingdom api developer Remote
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Contract Spy
Jun 09, 2026
Hourly/Freelance
Full-Stack Web App Developer at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
Mindrift is looking for skilled Full-Stack Web App Developers (JavaScript/TypeScript + Python or Node) to join the Tendem project (https://tendem.ai/) and build interactive browser-based applications 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 full-stack engineering expertise, architectural judgment, and quality control to ensure web apps are functional, robust, and ready for real users. This part-time remote opportunity is ideal for professionals with hands-on experience in modern frontend frameworks, backend APIs, databases, and shipping interactive web products end-to-end.   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.  ...
Contract Spy
Jun 04, 2026
Hourly/Freelance
AI Native Shopify Developer at ZOEVA GmbH, Remote, 6-12 Months, £Freelance Rate
Contract Spy Remote (United Kingdom)
Job Title: AI-Native Shopify Developer (Freelance, 6–12 months) Department: Technology Location: Remote Position Type: Freelance · Project-based · Shopify Plus   Job Description: ZOEVA is a prestige EU+UK beauty brand with a fast-scaling DTC business on Shopify Plus. We run lean, move fast, and operate with AI embedded across our workflows — from analytics to campaign execution. We are looking for a senior Shopify developer who actively uses AI tools such as Claude Code and Codex as a core part of their development workflow — not as add-ons, but as the foundation of how they build, iterate, and ship code. This role involves taking AI-generated concepts, prototypes, or functional ideas and transforming them into clean, production-grade Shopify implementations that perform in a live environment.   Key Responsibilities: Architect and build within Shopify Plus across...
Contract Spy
May 28, 2026
Hourly/Freelance
Full-Stack Web App Developer at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
Mindrift is looking for skilled Full-Stack Web App Developers (JavaScript/TypeScript + Python or Node) to join the Tendem project (https://tendem.ai/) and build interactive browser-based applications 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 full-stack engineering expertise, architectural judgment, and quality control to ensure web apps are functional, robust, and ready for real users. This part-time remote opportunity is ideal for professionals with hands-on experience in modern frontend frameworks, backend APIs, databases, and shipping interactive web products end-to-end.   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.  ...
Contract Spy
Jun 11, 2026
Hourly/Freelance
Bot Developer at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
Mindrift is looking for skilled Bot Developers (WhatsApp Business API, Telegram Bot API, Discord API) to join the Tendem project (https://tendem.ai/) and build conversational bots and messaging-platform integrations 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 bot engineering expertise, conversational design judgment, and quality control to ensure bots are reliable, useful, and ready for real users. This part-time remote opportunity is ideal for professionals with hands-on experience building messaging bots, working with platform APIs and webhooks, and implementing conversational logic.   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....
Contract Spy
Jun 11, 2026
Duration not stated
ServiceNow Developer — ITSM/Integrations at XAAS Solutions, Remote, £500-£560 per day
£500 - £560 per day
Contract Spy Remote (London, UK)
Job Summary We are looking for an experienced ServiceNow Developer to support ongoing ServiceNow ITSM development, enhancement, integration, and platform support work. The ideal candidate will have 5–6 years of hands-on ServiceNow experience , with strong technical knowledge of ITSM modules , including Incident Management, Problem Management, Change Management, Request Management, Service Catalog, and CMDB-related processes . This is a remote UK-based contract role , operating Inside IR35 , with a day rate of up to £560 per day . The candidate must be currently residing in the UK and must have the legal right to work in the UK without sponsorship, such as UK citizenship or Indefinite Leave to Remain (ILR) . ServiceNow certifications are preferred but not mandatory. Strong practical knowledge and hands-on implementation experience are essential. Key Responsibilities The ServiceNow Developer will be responsible for designing,...
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...
Contract Spy
Jun 02, 2026
Hourly/Freelance
Bot Developer at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
Mindrift is looking for skilled Bot Developers (WhatsApp Business API, Telegram Bot API, Discord API) to join the Tendem project (https://tendem.ai/) and build conversational bots and messaging-platform integrations 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 bot engineering expertise, conversational design judgment, and quality control to ensure bots are reliable, useful, and ready for real users. This part-time remote opportunity is ideal for professionals with hands-on experience building messaging bots, working with platform APIs and webhooks, and implementing conversational logic.   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....
Contract Spy
May 28, 2026
Duration not stated
ServiceNow Developer — ITSM/Integrations at XAAS Solutions, Remote, £500-£560 per day
£500 - £560 per day
Contract Spy Remote (London, UK)
Job Summary We are looking for an experienced ServiceNow Developer to support ongoing ServiceNow ITSM development, enhancement, integration, and platform support work. The ideal candidate will have 5–6 years of hands-on ServiceNow experience , with strong technical knowledge of ITSM modules , including Incident Management, Problem Management, Change Management, Request Management, Service Catalog, and CMDB-related processes . This is a remote UK-based contract role , operating Inside IR35 , with a day rate of up to £560 per day . The candidate must be currently residing in the UK and must have the legal right to work in the UK without sponsorship, such as UK citizenship or Indefinite Leave to Remain (ILR) . ServiceNow certifications are preferred but not mandatory. Strong practical knowledge and hands-on implementation experience are essential. Key Responsibilities The ServiceNow Developer will be responsible for designing,...
Contract Spy
Jun 09, 2026
Hourly/Freelance
Mobile App Developer (iOS/Android) at Mindrift, Remote, £Freelance Rate
Contract Spy Remote (United Kingdom)
Mindrift is looking for skilled Mobile App Developers (React Native, Flutter, Swift, or Kotlin) to join the Tendem project (https://tendem.ai/) and build native and cross-platform mobile applications 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 mobile engineering expertise, platform-specific judgment, and quality control to ensure apps are stable, performant, and ready for real users on real devices. This part-time remote opportunity is ideal for professionals with hands-on experience shipping iOS and/or Android apps, working with platform APIs, and handling the full mobile development lifecycle.   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...
Contract Spy
Jun 09, 2026
Hourly/Freelance
Full Stack Developer - AI Trainer at DataAnnotation, Remote, £Hourly Rate
Contract Spy Remote (United Kingdom)
Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for proficient programmers to help advance AI development. As a member of DataAnnotation’s coding team, you’ll be part of a growing community of over 100,000 professionals — including front-end, back-end, full-stack, machine learning, and other engineers — who are driving real-world impact in AI development. Our platform offers an engaging blend of flexibility and challenge: you’ll work closely with state-of the art AI models to take on programming tasks that include creating and solving challenging coding problems, building beautiful apps with rich functionality, and synthesizing insights through data analysis and visualization. Your work directly contributes to refining intelligent systems that learn, adapt, and evolve. Some team members fit this work alongside a full-time...
Contract Spy
May 26, 2026
Hourly/Freelance
C++ Developer - AI Trainer at DataAnnotation, Remote, £Hourly Rate
Contract Spy Remote
Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for a proficient C++ Developer - AI Trainer to help advance AI development. As a member of DataAnnotation’s coding team, you’ll be part of a growing community of over 100,000 professionals — including front-end, back-end, full-stack, machine learning, and other engineers — who are driving real-world impact in AI development. Our platform offers an engaging blend of flexibility and challenge: you’ll work closely with state-of the art AI models to take on programming tasks that include creating and solving challenging coding problems, building beautiful apps with rich functionality, and synthesizing insights through data analysis and visualization. Your work directly contributes to refining intelligent systems that learn, adapt, and evolve. Some team members fit this work...
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 09, 2026
Duration not stated
Senior Integration Engineer at ifndautoparts, Remote/Towcester, £Contractor Rate
Contract Spy Remote (Towcester NN12, UK)
Location: Remote / Hybrid Employment Type: Contractor  About ifndautoparts  ifndautoparts (I Find Auto Parts) is a rapidly growing online marketplace dedicated exclusively to automotive parts. Our mission is to make finding and selling automotive parts easier, quicker, and smarter by connecting buyers and sellers through innovative technology. As a start-up, ifndautoparts is a family-owned and founder-led company. We operate with a lean, highly collaborative structure and work closely with specialist contractors and development partners to deliver projects and scale the platform. As we expand our business seller network, we are looking for an experienced Senior Integration Engineer to help businesses connect their inventory systems directly to the ifndautoparts marketplace. This is a highly technical, hands-on role focused on helping business sellers connect and synchronise their inventory with the ifndautoparts marketplace. You will work...
Contract Spy
Jun 09, 2026
6 Months or more
Salesforce Test Automation Engineer at UK Research & Innovation, Remote/Swindon, 9 Months, £Contract Rate
Contract Spy Remote (Swindon, UK)
UK Research and Innovation (UKRI) is the national funding agency investing in science and research in the UK.   UKRI invests £8 billion of taxpayers' money each year into research and innovation and the people who make it happen. They work across a huge range of fields - from biodiversity conservation to quantum computing, and from space telescopes to innovative health care. They give everyone the opportunity to contribute and to benefit, bringing together people and organisations nationally and globally to create, develop and deploy new ideas and technologies.   As a Salesforce Test Engineer your main responsibilities will be to:   Identify and raise awareness of risks arising from the automation test results. Identify new and implement existing test frameworks to improve confidence in testing. Work closely with salesforce developers to reach a common understanding of the code base and test coverage at unit level. Collaborate...
Contract Spy
Jun 04, 2026
up to 6 Months
Senior Software Developer at Met Office, Remote/Exeter, 3 Months, £Contract Rate
Contract Spy Remote (Exeter, UK)
We're looking for an exceptional Software Developer who shares our amazing values to help us make a difference to our planet by using cutting edge technologies to provide world-leading meteorological information to our customers around the world.   We're responsible for the systems that deliver critical weather and climate data to users across the UK and beyond. Through scalable APIs and cloud-native services, our team ensures fast, reliable access to forecast and observation data, supporting everyone from emergency responders and government to businesses and the public.   In Data Services, you'll be engineering solutions using Python and AWS Cloud Computing to bridge the gap between advanced scientific modelling and the platforms our users rely on every day. You'll be getting hands on with the output of our cutting-edge supercomputing capabilities, handling terabytes of data daily, and making system performance, scalability, and reliability essential elements...
Contract Spy
Jun 03, 2026
6 Months or more
Cloud Engineer (x4) at BAE Systems, Remote/Preston, 6 Months, £365 per day
£365 per day
Contract Spy Remote (Preston, UK)
Cloud Engineer - x 4 Defence 6 months £365 per day - Inside IR35 Mostly remote - 1-2 days per month in Preston (Flexible)     The Azure Engineer is responsible for building, operating, and optimising cloud infrastructure and platform services within Microsoft Azure. This role provides hands‑on engineering, operational support, and continuous improvement of Azure services to ensure secure, scalable, and resilient cloud delivery. The engineer works closely with architects, security teams, and application owners to implement solutions that follow best practice, automation standards, and governance controls   Deploy, configure, and maintain Azure infrastructure across compute, network, storage, and platform services. Implement Infrastructure‑as‑Code (IaC) for consistent and automated environment provisioning. Apply Azure security and governance controls including RBAC, Policy, and network security rulesets....
Contract Spy
Jun 02, 2026
up to 6 Months
AI Data Engineer at UK Research & Innovation, Remote/Swindon, 3 Months, £Contract Rate
Contract Spy Remote (Swindon, UK)
UK Research and Innovation (UKRI) is the national funding agency investing in science and research in the UK.   UKRI invests £8 billion of taxpayers' money each year into research and innovation and the people who make it happen. They work across a huge range of fields - from biodiversity conservation to quantum computing, and from space telescopes to innovative health care. They give everyone the opportunity to contribute and to benefit, bringing together people and organisations nationally and globally to create, develop and deploy new ideas and technologies.   The Data Engineer will be responsible for the requirements analysis and design of solutions for data platforms, ETL, integration and analysis solutions. Our toolset includes AWS hosted databases (postgres, S3 based data lake, MySQL, Athena), integration services (AWS API gateway, lambda functions), ETL services (AWS Glue, Step functions, AWS Batch), infrastructure management tools such as...
Contract Spy
Jun 01, 2026
6 Months or more
Lead Developer at The Electoral Commission, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
The Role As Lead Developer, you'll take end-to-end ownership of a critical digital service, working across the full software development lifecycle from early-stage design and discovery through to delivery, scaling and ongoing live support. This is a hands on technical leadership role, with a genuine balance between engineering and collaboration. You'll remain close to the code while also working with product, data and stakeholders to shape the long-term direction of the service. You'll initially work closely with Democracy Club's developers, the third-party organisation which currently provides postcode specific election information. The initial stage involves working with existing code and evaluating how best to transition it in-house.   This role sits at the heart of one of the Commission's most significant digital initiatives - the transfer and development of a voter information service used by millions of citizens. You'll be responsible for delivering...
Contract Spy
May 29, 2026
Duration not stated
Data Engineer - Azure, Databrick etc at Ceox Services Ltd, Remote, £Contract Rate
Contract Spy Remote (United Kingdom)
Job Description – Data Engineer Data Engineer (Azure | Databricks | PySpark | SQL) Contract | Remote | UK Public Sector Project   Overview :We are seeking a Data Engineer to support delivery of key data components within our evolving data ecosystem. This role will work closely with architects, analysts, engineers, and wider delivery teams to implement pipeline builds, data models, and integration patterns aligned to the organisation’s new Target Operating Model for Data .You will contribute to the development of scalable data flows, optimise ingestion & transformation activities, and ensure solutions meet technical standards, performance expectations, and security controls. This is a hands-on engineering role ideal for someone who enjoys building, shaping, and improving modern data platforms   . Who We’re Looking Fo r:A highly capable Data Engineer with hands-on experience building ETL pipelines, implementing Data...
Contract Spy
May 29, 2026
6 Months or more
Software Engineer (GCP, Java) at Office for National Statistics, Remote/Newport, £Contract Rate
Contract Spy Remote (Newport PO30, UK)
The Office for National Statistics (ONS) is the UK's largest producer of official statistics, covering a range of key economic, social and demographic topics. These include measuring changes in the value of the UK economy, estimating the size, geographic distribution and characteristics of the population, and providing indicators of price inflation, employment, earnings, crime and migration.   SC Clearance is an essential requirement for this role, as a minimum you must be willing & eligible to undergo checks. Please note, due to the exceptional requirements of this position (short-term nature of this role and speed at which we require a postholder in situ) preference may be given to candidates who meet all of the essential criteria and hold active security clearance.    As a Software Engineer (GCP, Java), your main responsibilities will be: Develop and maintain scalable, high-quality applications using Java and Spring Boot Design and...
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