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        26 Contract API jobs in Hayes End + 20 miles

        93 exact matches jobs are outside your preferred location

        Microsoft Copilot Studio & Azure AI Foundry Developer- Remote

        FDM GROUP LIMITED
        London
        Competitive
        Knowledge of Python, C#, or TypeScript for API integration and automation.
        Knowledge of Python, C#, or TypeScript for API integration and automation.
        Expertise in open loop and closed loop secure payment systems (Mastercard, Outseer 3DS, etc) as well as the relative regulations in identity e.g FAPI Standards (Financial-grade API). * Proven track record of delivering API-driven, cloud-based identity and payment services at scale.
        Expertise in open loop and closed loop secure payment systems (Mastercard, Outseer 3DS, etc) as well as the relative regulations in identity e.g FAPI Standards (Financial-grade API). * Proven track record of delivering API-driven, cloud-based identity and payment services at scale.
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        The OpenPayd platform delivers a suite of banking and payments infrastructure: accounts in over 40 currencies, FX, on/off ramp, international and domestic payments, Open Banking services all via a single API. o Hands-on experience with APIs , including designing, integrating, and managing third-party or internal API solutions to support compliance and onboarding workflows
        The OpenPayd platform delivers a suite of banking and payments infrastructure: accounts in over 40 currencies, FX, on/off ramp, international and domestic payments, Open Banking services all via a single API. o Hands-on experience with APIs , including designing, integrating, and managing third-party or internal API solutions to support compliance and onboarding workflows
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        Job Introduction - At SCS Railways, were delivering one of the most transformative rail projects in the UK and our IT team is at the heart of making it happen. We manage cloud-based and on-site services for over 2,000 users, ensuring seamless collaboration, secure data management, and cutting-edge digital solutions across our business. Were now looking for a Solutions Architect (Information Management) a technically skilled, forward-thinking professional who will play a leading role in developing and enhancing our information management systems. If youre passionate about modern cloud technologies, integration architecture, and building scalable, high-performance solutions, this is your opportunity to make a lasting impact. Working arrangements: This role will be based in the office for a minimum of 3 days per week. Main Responsibilities
        Job Introduction - At SCS Railways, were delivering one of the most transformative rail projects in the UK and our IT team is at the heart of making it happen. We manage cloud-based and on-site services for over 2,000 users, ensuring seamless collaboration, secure data management, and cutting-edge digital solutions across our business. Were now looking for a Solutions Architect (Information Management) a technically skilled, forward-thinking professional who will play a leading role in developing and enhancing our information management systems. If youre passionate about modern cloud technologies, integration architecture, and building scalable, high-performance solutions, this is your opportunity to make a lasting impact. Working arrangements: This role will be based in the office for a minimum of 3 days per week. Main Responsibilities
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        As an AI Backend Services Engineer at Labster, you will be instrumental in building robust backend services that leverage AI capabilities (particularly LLM APIs) to enhance personalized adaptive tutoring in immersive learning experiences. You'll play a pivotal role in designing, implementing, and scaling services that integrate with AI providers and automation tools to deliver educational content effectively, contributing significantly to Labster's mission to empower 100 million students globally with personal AI tutors that dramatically advance equal access to high-quality science and healthcare education. If youre passionate about working for a mission-driven organization and making a tangible difference in the world through education and healthcare innovation, please read on and apply! Responsibilities
        As an AI Backend Services Engineer at Labster, you will be instrumental in building robust backend services that leverage AI capabilities (particularly LLM APIs) to enhance personalized adaptive tutoring in immersive learning experiences. You'll play a pivotal role in designing, implementing, and scaling services that integrate with AI providers and automation tools to deliver educational content effectively, contributing significantly to Labster's mission to empower 100 million students globally with personal AI tutors that dramatically advance equal access to high-quality science and healthcare education. If youre passionate about working for a mission-driven organization and making a tangible difference in the world through education and healthcare innovation, please read on and apply! Responsibilities
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        Cambridge, MA - Engineering / Co-op / On-site - Tamr offers an AI-native Master Data Management (MDM) platform designed to help enterprises create unified, accurate records across vast, complex data ecosystems. Tamr accelerates the discovery, enrichment, and maintenance of golden records - clean, trusted, and continuously updated profiles - that enable informed decision-making and improved operational efficiency. With a co-founding team led by Andy Palmer (founding CEO of Vertica) and Mike Stonebraker (Turing Award winner) and backed by top-tier investors such as NEA and Google Ventures, Tamr transforms how companies get value from their data. We are looking for an intern to join our core engineering team in Harvard Square (Cambridge), one of the most important technical hubs in the world! Our team is a close-knit group of about 40 professionals who are always willing
        Cambridge, MA - Engineering / Co-op / On-site - Tamr offers an AI-native Master Data Management (MDM) platform designed to help enterprises create unified, accurate records across vast, complex data ecosystems. Tamr accelerates the discovery, enrichment, and maintenance of golden records - clean, trusted, and continuously updated profiles - that enable informed decision-making and improved operational efficiency. With a co-founding team led by Andy Palmer (founding CEO of Vertica) and Mike Stonebraker (Turing Award winner) and backed by top-tier investors such as NEA and Google Ventures, Tamr transforms how companies get value from their data. We are looking for an intern to join our core engineering team in Harvard Square (Cambridge), one of the most important technical hubs in the world! Our team is a close-knit group of about 40 professionals who are always willing
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        Bango enables content providers to reach more paying customers through global partnerships. Today, the Digital Vending Machine is driving the rapid growth of the subscriptions economy, powering choice and control for subscribers. The worlds largest content providers, including Amazon, Google and Microsoft trust Bango technology to reach subscribers everywhere. Bango, where people subscribe. Role - As a Business Analyst in the Delivery team, reporting to a Project Delivery Manager, you are responsible for ensuring the successful integration of customer systems into the Bango Platform. You will work directly with customers to build strong relationships, understand their systems, and design integration solutions that unlock value for both them and Bango. Youll collaborate closely with Pre-Sales, Project Managers, Integration Engineers, QA Engineers, and the Managed Servi
        Bango enables content providers to reach more paying customers through global partnerships. Today, the Digital Vending Machine is driving the rapid growth of the subscriptions economy, powering choice and control for subscribers. The worlds largest content providers, including Amazon, Google and Microsoft trust Bango technology to reach subscribers everywhere. Bango, where people subscribe. Role - As a Business Analyst in the Delivery team, reporting to a Project Delivery Manager, you are responsible for ensuring the successful integration of customer systems into the Bango Platform. You will work directly with customers to build strong relationships, understand their systems, and design integration solutions that unlock value for both them and Bango. Youll collaborate closely with Pre-Sales, Project Managers, Integration Engineers, QA Engineers, and the Managed Servi
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        Location: Hybrid working or global position London / Berlin /Hamburg / Brussels / Milan - Type: Full-time | Senior Leadership - Reports to: CEO Designate - About Aspria - For over 25 years, the Aspria Group has been a leader in premium wellbeing, offering an exclusive collection of members' clubs and hotels across Europe. Through our luxury wellbeing brand, Aspria, and our exciting new family fitness brand, Aspresso, we enable our members to live well, find balance, and enjoy a sense of belonging. Our world-class health, fitness, and wellness experiences support this vision. About the Role - As Group IT Director, you will set the technology vision and strategy for Aspria, balancing commercial objectives, security standards, and operational efficiency. You will partner with the executive team to deliver cutting-edge solutions that support our ambition of being a premie
        Location: Hybrid working or global position London / Berlin /Hamburg / Brussels / Milan - Type: Full-time | Senior Leadership - Reports to: CEO Designate - About Aspria - For over 25 years, the Aspria Group has been a leader in premium wellbeing, offering an exclusive collection of members' clubs and hotels across Europe. Through our luxury wellbeing brand, Aspria, and our exciting new family fitness brand, Aspresso, we enable our members to live well, find balance, and enjoy a sense of belonging. Our world-class health, fitness, and wellness experiences support this vision. About the Role - As Group IT Director, you will set the technology vision and strategy for Aspria, balancing commercial objectives, security standards, and operational efficiency. You will partner with the executive team to deliver cutting-edge solutions that support our ambition of being a premie
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        About Us - Have you ever wanted to build something that doesnt just improve the status quo, but makes it 100x better? Not just a small step forward, but a complete reinvention. Thats what were doing, and we need the best people to help us make it happen. Were an early-stage start-up out of London working at the intersection of system design, cloud infrastructure, and AI to accelerate the adoption of modern tools and technologies. Our goal is nothing less than to enable businesses of all sizes and shapes to leverage best-of-class technologies and the latest advancements in GenAI including agentic frameworks. Weve recently launched the beta version of our product, having raised a hefty pre-seed fund from Tier 1 investors with additional contributions from some brilliant angels to bring the vision to life.
        About Us - Have you ever wanted to build something that doesnt just improve the status quo, but makes it 100x better? Not just a small step forward, but a complete reinvention. Thats what were doing, and we need the best people to help us make it happen. Were an early-stage start-up out of London working at the intersection of system design, cloud infrastructure, and AI to accelerate the adoption of modern tools and technologies. Our goal is nothing less than to enable businesses of all sizes and shapes to leverage best-of-class technologies and the latest advancements in GenAI including agentic frameworks. Weve recently launched the beta version of our product, having raised a hefty pre-seed fund from Tier 1 investors with additional contributions from some brilliant angels to bring the vision to life.
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        We're looking for an AI Ecosystem Manager to join our GTM Team! Were looking for a passionate AI partnership manager to join our team and lead partnerships with key players across the AI landscape. If you live and breathe technology, thrive in fast paced environments, and are excited about shaping how AI integrates into world-class products, wed love to meet you. As an AI Tech Partnerships Manager, youll play a pivotal role in identifying and developing strategic relationships with the most relevant AI technology providers to enhance and expand our product capabilities. Youll own the full lifecycle of partnership development, from mapping and evaluation to product integration and joint go-to-market (GTM) execution. About The Role About The Role * Own the end-to-end partnership process from scouting and outreach to signing strategic partnership agreements with selected
        We're looking for an AI Ecosystem Manager to join our GTM Team! Were looking for a passionate AI partnership manager to join our team and lead partnerships with key players across the AI landscape. If you live and breathe technology, thrive in fast paced environments, and are excited about shaping how AI integrates into world-class products, wed love to meet you. As an AI Tech Partnerships Manager, youll play a pivotal role in identifying and developing strategic relationships with the most relevant AI technology providers to enhance and expand our product capabilities. Youll own the full lifecycle of partnership development, from mapping and evaluation to product integration and joint go-to-market (GTM) execution. About The Role About The Role * Own the end-to-end partnership process from scouting and outreach to signing strategic partnership agreements with selected
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        At Guardian, our mission is simple: to ensure every family has protection they truly believe in. Were challenging the market with a fresh approach and a brand promise Life. Made Better. We are looking for an experienced Test Automation Engineer to join our team. What does a Test Automation Engineer do? As a Test Automation Engineer, you will design build and run automated tests that ensure our software is reliable, high-quality, and user-ready. Youll partner with Developers, Quality and Business Analysts to define testing needs, create scalable test scripts and continuously improve how we test and deliver products. We are modernizing our testing strategy by emphasizing automation as the foundation for scalability, efficiency and adaptability. Our approach fosters seamless collaboration, aligns testing with business goals, and drives continuous improvement.
        At Guardian, our mission is simple: to ensure every family has protection they truly believe in. Were challenging the market with a fresh approach and a brand promise Life. Made Better. We are looking for an experienced Test Automation Engineer to join our team. What does a Test Automation Engineer do? As a Test Automation Engineer, you will design build and run automated tests that ensure our software is reliable, high-quality, and user-ready. Youll partner with Developers, Quality and Business Analysts to define testing needs, create scalable test scripts and continuously improve how we test and deliver products. We are modernizing our testing strategy by emphasizing automation as the foundation for scalability, efficiency and adaptability. Our approach fosters seamless collaboration, aligns testing with business goals, and drives continuous improvement.
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        SOFTWARE ENGINEER (ASP.Net/c#) Location: London (hybrid 1day in the office a week on Wednesday) Division: Live Nation International - Contract Terms: Permanent - The Live Nation Digital Tech Team (LNDT) drives the fan experience across 36 international Live Nation sites, covering 59 countries and 33 languages. We are truly responsible for the online face of the business and are the team who help fans discover and buy the tickets they just cannot miss out on. As well as our core business with the Live Nation sites, we support and manage over 200 festival and venue sites. These work independently but within our framework and we are required to meet their needs whilst allowing them autonomy. This role involves working in an agile software engineering team, covering the complete lifecycle of development activities from planning to delivery.
        SOFTWARE ENGINEER (ASP.Net/c#) Location: London (hybrid 1day in the office a week on Wednesday) Division: Live Nation International - Contract Terms: Permanent - The Live Nation Digital Tech Team (LNDT) drives the fan experience across 36 international Live Nation sites, covering 59 countries and 33 languages. We are truly responsible for the online face of the business and are the team who help fans discover and buy the tickets they just cannot miss out on. As well as our core business with the Live Nation sites, we support and manage over 200 festival and venue sites. These work independently but within our framework and we are required to meet their needs whilst allowing them autonomy. This role involves working in an agile software engineering team, covering the complete lifecycle of development activities from planning to delivery.
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        Location: London, UK - Type: Full-time - Department: Technology - Job Summary - We are seeking a Privacy Technology Specialist who will ensure that privacy principles are effectively integrated across our Agile delivery and platform environments within the SAFe framework. The ideal candidate will have a strong technical engineering background and the ability to translate regulatory requirements into actionable, testable user stories. This role requires someone who can review and challenge technical designs for privacy compliance, embed non-functional requirements (NFRs) into agile workflows, and support teams in adopting privacy-preserving engineering practices such as data minimization and consent management. The successful candidate will collaborate closely with Product, Solution Management, and Architecture teams, act as the subject matter expert for privacy incide
        Location: London, UK - Type: Full-time - Department: Technology - Job Summary - We are seeking a Privacy Technology Specialist who will ensure that privacy principles are effectively integrated across our Agile delivery and platform environments within the SAFe framework. The ideal candidate will have a strong technical engineering background and the ability to translate regulatory requirements into actionable, testable user stories. This role requires someone who can review and challenge technical designs for privacy compliance, embed non-functional requirements (NFRs) into agile workflows, and support teams in adopting privacy-preserving engineering practices such as data minimization and consent management. The successful candidate will collaborate closely with Product, Solution Management, and Architecture teams, act as the subject matter expert for privacy incide
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        Thomson Reuters is seeking a Site Reliability Engineer to join the Case Center product within our Service Management, Technology team. The Site Reliability Engineer will support the reliability, performance, and operability of customer environments by contributing to routine change, incident, and problem management processes, as well as by driving continuous improvements in observability and automation across both non-production and production environments. The role will collaborate closely with product engineering, content, customer service, and wider technology teams to deliver resilient and high-quality service outcomes. * Lead proactive monitoring and health management for production and non-production environments; identify options for problem resolution and initiate appropriate actions.
        Thomson Reuters is seeking a Site Reliability Engineer to join the Case Center product within our Service Management, Technology team. The Site Reliability Engineer will support the reliability, performance, and operability of customer environments by contributing to routine change, incident, and problem management processes, as well as by driving continuous improvements in observability and automation across both non-production and production environments. The role will collaborate closely with product engineering, content, customer service, and wider technology teams to deliver resilient and high-quality service outcomes. * Lead proactive monitoring and health management for production and non-production environments; identify options for problem resolution and initiate appropriate actions.
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        Who We Are - At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities. The Role - As an Agentic AI Engineer at Kyndryl, youll design and build intelligent systems that think, reason and act helping enterprises evolve from AI-enabled to truly AI-native. Were solving hard problems at scale, integrating data, AI and automation to create self-improving systems that deliver measurable business value. Youll work with as part of a Data and AI hands-on engineering team thats turning Agentic AI from concept to production reality. If you're ready to embrace the power of data to transform our business and emba
        Who We Are - At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends on every day. So why work at Kyndryl? We are always moving forward always pushing ourselves to go further in our efforts to build a more equitable, inclusive world for our employees, our customers and our communities. The Role - As an Agentic AI Engineer at Kyndryl, youll design and build intelligent systems that think, reason and act helping enterprises evolve from AI-enabled to truly AI-native. Were solving hard problems at scale, integrating data, AI and automation to create self-improving systems that deliver measurable business value. Youll work with as part of a Data and AI hands-on engineering team thats turning Agentic AI from concept to production reality. If you're ready to embrace the power of data to transform our business and emba
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        SOFTWARE ENGINEER (ASP.Net/c#) Location: London (hybrid 1day in the office a week on Wednesday) Division: Live Nation International - Contract Terms: Permanent - The Live Nation Digital Tech Team (LNDT) drives the fan experience across 36 international Live Nation sites, covering 59 countries and 33 languages. We are truly responsible for the online face of the business and are the team who help fans discover and buy the tickets they just cannot miss out on. As well as our core business with the Live Nation sites, we support and manage over 200 festival and venue sites. These work independently but within our framework and we are required to meet their needs whilst allowing them autonomy. This role involves working in an agile software engineering team, covering the complete lifecycle of development activities from planning to delivery.
        SOFTWARE ENGINEER (ASP.Net/c#) Location: London (hybrid 1day in the office a week on Wednesday) Division: Live Nation International - Contract Terms: Permanent - The Live Nation Digital Tech Team (LNDT) drives the fan experience across 36 international Live Nation sites, covering 59 countries and 33 languages. We are truly responsible for the online face of the business and are the team who help fans discover and buy the tickets they just cannot miss out on. As well as our core business with the Live Nation sites, we support and manage over 200 festival and venue sites. These work independently but within our framework and we are required to meet their needs whilst allowing them autonomy. This role involves working in an agile software engineering team, covering the complete lifecycle of development activities from planning to delivery.
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        This is a hybrid role in London. About us - Seccl is the Octopus-owned embedded investment platform thats on a mission to helping more people to invest and invest well. Were B-Corp certified with an amazing product-market fit, impressive early traction and the potential to transform an outdated industry, for the better. We've been growing fast and will scale even faster over the next few years. Were also proud to be part of Octopus, the £multi-billion group that's on a mission to breathe new life into broken industries, through companies like Octopus Energy, Octopus Investments and Octopus Money. Check out the Seccl website for the latest on our products and our mission to shape the future of investments. The role - Were looking for a Senior Product Manager for our Advisor Experience squad to ensure Seccl has the best and most trusted adviser proposition in the market
        This is a hybrid role in London. About us - Seccl is the Octopus-owned embedded investment platform thats on a mission to helping more people to invest and invest well. Were B-Corp certified with an amazing product-market fit, impressive early traction and the potential to transform an outdated industry, for the better. We've been growing fast and will scale even faster over the next few years. Were also proud to be part of Octopus, the £multi-billion group that's on a mission to breathe new life into broken industries, through companies like Octopus Energy, Octopus Investments and Octopus Money. Check out the Seccl website for the latest on our products and our mission to shape the future of investments. The role - Were looking for a Senior Product Manager for our Advisor Experience squad to ensure Seccl has the best and most trusted adviser proposition in the market
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        About 9fin - The world's largest asset class, debt, operates with the worst data. Technology has revolutionized equity markets with electronic trading, quant algos and instantaneous news. However, in debt capital markets, the picture is completely different. Our mission is to change this. 9fin's proprietary technology delivers fast and comprehensive financial, credit, legal & ESG analysis. Our clients are able to make faster, more informed decisions, win more business and most importantly, save time. Our fast growing list of clients include 9 of the top 10 Investment Banks, leading Asset Managers, Hedge Funds and Law Firms. What youll work on - As a senior full-stack engineer on our Distressed team, a domain that focuses on companies in financial difficulty. There's a big opportunity to become number one in this space in 2026it's a $100m market.
        About 9fin - The world's largest asset class, debt, operates with the worst data. Technology has revolutionized equity markets with electronic trading, quant algos and instantaneous news. However, in debt capital markets, the picture is completely different. Our mission is to change this. 9fin's proprietary technology delivers fast and comprehensive financial, credit, legal & ESG analysis. Our clients are able to make faster, more informed decisions, win more business and most importantly, save time. Our fast growing list of clients include 9 of the top 10 Investment Banks, leading Asset Managers, Hedge Funds and Law Firms. What youll work on - As a senior full-stack engineer on our Distressed team, a domain that focuses on companies in financial difficulty. There's a big opportunity to become number one in this space in 2026it's a $100m market.
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        Join EPAMs global team as a Senior Software Development Engineer in Test (SDET) with a strong Java development background . You will play a key role in ensuring the quality and reliability of large-scale distributed microservices systems. This is an opportunity to work on complex automation challenges and contribute to the delivery of high-quality software solutions. Responsibilities * Design, develop and maintain advanced Java or JavaScript-based test automation frameworks and tools for scalable microservices architectures * Develop, execute and maintain automated test suites including non-functional tests such as performance, scalability and security * Collaborate with Product Managers, QA engineers and Software Developers across global teams to deliver high-quality products and clear test reporting
        Join EPAMs global team as a Senior Software Development Engineer in Test (SDET) with a strong Java development background . You will play a key role in ensuring the quality and reliability of large-scale distributed microservices systems. This is an opportunity to work on complex automation challenges and contribute to the delivery of high-quality software solutions. Responsibilities * Design, develop and maintain advanced Java or JavaScript-based test automation frameworks and tools for scalable microservices architectures * Develop, execute and maintain automated test suites including non-functional tests such as performance, scalability and security * Collaborate with Product Managers, QA engineers and Software Developers across global teams to deliver high-quality products and clear test reporting
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        About 9fin - The world's largest asset class, debt, operates with the worst data. Technology has revolutionized equity markets with electronic trading, quant algos and instantaneous news. However, in debt capital markets, the picture is completely different. Our mission is to change this. 9fin's proprietary technology delivers fast and comprehensive financial, credit, legal & ESG analysis. Our clients are able to make faster, more informed decisions, win more business and most importantly, save time. Our fast growing list of clients include 9 of the top 10 Investment Banks, leading Asset Managers, Hedge Funds and Law Firms. We are looking for a highly-motivated and driven platform engineer, with experience in enabling a DevOps culture within tech teams. In this role, your primary responsibility will be to provide a world-class developer experience to other engineers.
        About 9fin - The world's largest asset class, debt, operates with the worst data. Technology has revolutionized equity markets with electronic trading, quant algos and instantaneous news. However, in debt capital markets, the picture is completely different. Our mission is to change this. 9fin's proprietary technology delivers fast and comprehensive financial, credit, legal & ESG analysis. Our clients are able to make faster, more informed decisions, win more business and most importantly, save time. Our fast growing list of clients include 9 of the top 10 Investment Banks, leading Asset Managers, Hedge Funds and Law Firms. We are looking for a highly-motivated and driven platform engineer, with experience in enabling a DevOps culture within tech teams. In this role, your primary responsibility will be to provide a world-class developer experience to other engineers.
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        Frequently Asked Questions

        How many contract API jobs are there in Hayes End?
        There are 26 contract API jobs within 20 miles of Hayes End available on CWJobs right now.

        Where in Hayes End are these contract jobs?
        You can find contract jobs in The Borough, The City, City (EC4), Frimley.

        What other similar jobs are there to contract API jobs in Hayes End?
        As well as contract API jobs in Hayes End, you can find contract IT, Software Development, Infrastructure, amongst many others.