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3 Permanent API jobs in Chelmsford + 20 miles
199 exact matches jobs are outside your preferred location
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Comfortable working with API-driven products or infrastructure and translating technical capability into customer value.
Comfortable working with API-driven products or infrastructure and translating technical capability into customer value.
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At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. The Markets business helps our clients formulate, implement and operationalize their investment strategies. It provides clients with financing, execution, liquidity and collateral solut
At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. The Markets business helps our clients formulate, implement and operationalize their investment strategies. It provides clients with financing, execution, liquidity and collateral solut
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Working with other members of the data team and wider business to support delivery of additional project components (API interfaces, Data Models, Data Sharing, RDM/MDM tools, ML Endpoints).
Working with other members of the data team and wider business to support delivery of additional project components (API interfaces, Data Models, Data Sharing, RDM/MDM tools, ML Endpoints).
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We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in. To start a career that is out of the ordinary, please apply... Job Details - Were the worlds leading data, insights, and consulting company; we shape the brands of tomorrow by better understanding people everywhere. About the job - We are looking for a talented Principal Engineering Lead, AI Enabled Solutions to join our engineering community. Together we are building, enhancing and supporting the next generation of our platform. This role is perfect for a highly experienced software engineer or software architect who loves to work as a team whilst building elegant and simple solutions that scale. Job Goals The Principal Engineering Lead, AI Enabled Solutions, plays a crucial role in driving Kantars technology transformation by architecting and
We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in. To start a career that is out of the ordinary, please apply... Job Details - Were the worlds leading data, insights, and consulting company; we shape the brands of tomorrow by better understanding people everywhere. About the job - We are looking for a talented Principal Engineering Lead, AI Enabled Solutions to join our engineering community. Together we are building, enhancing and supporting the next generation of our platform. This role is perfect for a highly experienced software engineer or software architect who loves to work as a team whilst building elegant and simple solutions that scale. Job Goals The Principal Engineering Lead, AI Enabled Solutions, plays a crucial role in driving Kantars technology transformation by architecting and
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Who are we? Howden is a global insurance group with employee ownership at its heart. Together, we have pushed the boundaries of insurance. We are united by a shared passion and no-limits mindset, and our strength lies in our ability to collaborate as a powerful international team comprised of 23,000 employees spanning over 56 countries. People join Howden for many different reasons, but they stay for the same one: our culture. Its what sets us apart, and the reason our employees have been turning down headhunters for years. Whatever your priorities work / life balance, career progression, sustainability, volunteering youll find like-minded people driving change at Howden. What is the role? We are looking for a Treasury Systems Analyst to join our Group Treasury team. The Treasury Systems Analyst is responsible for the Group Treasury Management system, Online Banking S
Who are we? Howden is a global insurance group with employee ownership at its heart. Together, we have pushed the boundaries of insurance. We are united by a shared passion and no-limits mindset, and our strength lies in our ability to collaborate as a powerful international team comprised of 23,000 employees spanning over 56 countries. People join Howden for many different reasons, but they stay for the same one: our culture. Its what sets us apart, and the reason our employees have been turning down headhunters for years. Whatever your priorities work / life balance, career progression, sustainability, volunteering youll find like-minded people driving change at Howden. What is the role? We are looking for a Treasury Systems Analyst to join our Group Treasury team. The Treasury Systems Analyst is responsible for the Group Treasury Management system, Online Banking S
Who are we? Howden is a global insurance group with employee ownership at its heart. Together, we have pushed the boundaries of insurance. We are united by a shared passion and no-limits mindset, and our strength lies in our ability to collaborate as a powerful international team comprised of 23,000 employees spanning over 56 countries. People join Howden for many different reasons, but they stay for the same one: our culture. Its what sets us apart, and the reason our employees have been turning down headhunters for years. Whatever your priorities work / life balance, career progression, sustainability, volunteering youll find like-minded people driving change at Howden. What is the role? We are looking for a Senior Treasury Systems Analyst to join our Group Treasury team. The Senior Treasury Systems Analyst is responsible for the Group Treasury Management system, On
Who are we? Howden is a global insurance group with employee ownership at its heart. Together, we have pushed the boundaries of insurance. We are united by a shared passion and no-limits mindset, and our strength lies in our ability to collaborate as a powerful international team comprised of 23,000 employees spanning over 56 countries. People join Howden for many different reasons, but they stay for the same one: our culture. Its what sets us apart, and the reason our employees have been turning down headhunters for years. Whatever your priorities work / life balance, career progression, sustainability, volunteering youll find like-minded people driving change at Howden. What is the role? We are looking for a Senior Treasury Systems Analyst to join our Group Treasury team. The Senior Treasury Systems Analyst is responsible for the Group Treasury Management system, On
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 Data Scientist at Kyndryl, youll help shape the future of advanced Agentic AI while working with a team thats leading the industry. We're solving real-world problems at a massive scale powered by creativity, precision, and a shared obsession with whats next. Youll be part of a team shaping the future of Agentic AI - architecting and scaling a next-gen open-source framework that powers autonomous systems across industries. We're not just talking innovation - we're building it. Fast .
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 Data Scientist at Kyndryl, youll help shape the future of advanced Agentic AI while working with a team thats leading the industry. We're solving real-world problems at a massive scale powered by creativity, precision, and a shared obsession with whats next. Youll be part of a team shaping the future of Agentic AI - architecting and scaling a next-gen open-source framework that powers autonomous systems across industries. We're not just talking innovation - we're building it. Fast .
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Familiarity with HTTP methods and API interaction design
Familiarity with HTTP methods and API interaction design
Familiarity with API integration with Dynatrace
Familiarity with API integration with Dynatrace
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Experience of SOAP API's
Experience of SOAP API's
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Strong experience of working with and developing API endpoints.
Strong experience of working with and developing API endpoints.
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Expert-level knowledge of secure coding principles, SAST, DAST, API security testing, and vulnerability analysis.
Expert-level knowledge of secure coding principles, SAST, DAST, API security testing, and vulnerability analysis.
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Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Stay current with emerging technologies, frameworks, and security practices relevant to modern web and API development.
Experience in Python, NodeJS and proficient in React, with strong understanding of integration patterns and secure API design.
Experience in Python, NodeJS and proficient in React, with strong understanding of integration patterns and secure API design.
Use Python extensively within Fabric notebooks for data processing, API integration, automation, and advanced transformation logic. * Advanced Python skills for ETL or ELT processes, API integration, data manipulation, and data quality enforcement.
Use Python extensively within Fabric notebooks for data processing, API integration, automation, and advanced transformation logic. * Advanced Python skills for ETL or ELT processes, API integration, data manipulation, and data quality enforcement.
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Oracle Fusion Cloud Enterprise Performance Management (EPM) Implementation Support Engineer
Oracle Fusion Cloud Enterprise Performance Management (EPM) Implementation Support Engineer
Oracle Corporation (UK) Ltd
South East
Competitive
Client Support and Communication Integration and API Skills Oracle Cloud EPM Expertise Oracle EPM Cloud Application Support Oracle Updates and Patching Performance Optimization Problem-Solving and Critical Thinking SAAS (Software-As-A-Service)
Client Support and Communication Integration and API Skills Oracle Cloud EPM Expertise Oracle EPM Cloud Application Support Oracle Updates and Patching Performance Optimization Problem-Solving and Critical Thinking SAAS (Software-As-A-Service)
Oracle Fusion Cloud HCM Implementation Support Engineer
Oracle Fusion Cloud HCM Implementation Support Engineer
Oracle Corporation (UK) Ltd
South East
Competitive
Client Support and Communication Integration and API Skills Oracle Cloud HCM Expertise Oracle HCM Cloud Application Support Oracle Updates and Patching Performance Optimization: Problem-Solving and Critical Thinking SAAS (Software-As-A-Service)
Client Support and Communication Integration and API Skills Oracle Cloud HCM Expertise Oracle HCM Cloud Application Support Oracle Updates and Patching Performance Optimization: Problem-Solving and Critical Thinking SAAS (Software-As-A-Service)
Fast-growing FinTech and Tech For Good scale-up. * PHP, Laravel, Docker, CI/CD, AWS. * Remote UK, career development/training. A hugely successful, rapidly growing fin-tech company are looking for a Back-End/DevOps Engineer to join an established, small development team across their user-friendly platforms with new integrations and products. With a 4.8/5 Trustpilot score and a string of industry awards and recent investment, theyre ready to grow by another 70% next year. They need an experienced PHP/Laravel Developer with some DevOps experience in AWS or similar who has experience managing and configuring Docker environments for production. What experience youll need * Experience building and shipping production apps using PHP, Laravel APIs. * DevOps experience in AWS or similar. * Experience configuring and managing Docker environments for production, CI/CD and using
Fast-growing FinTech and Tech For Good scale-up. * PHP, Laravel, Docker, CI/CD, AWS. * Remote UK, career development/training. A hugely successful, rapidly growing fin-tech company are looking for a Back-End/DevOps Engineer to join an established, small development team across their user-friendly platforms with new integrations and products. With a 4.8/5 Trustpilot score and a string of industry awards and recent investment, theyre ready to grow by another 70% next year. They need an experienced PHP/Laravel Developer with some DevOps experience in AWS or similar who has experience managing and configuring Docker environments for production. What experience youll need * Experience building and shipping production apps using PHP, Laravel APIs. * DevOps experience in AWS or similar. * Experience configuring and managing Docker environments for production, CI/CD and using
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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. 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 embark on an epic data adven
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. 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 embark on an epic data adven
Role / Job Title:EMS Tester - Work Location -Warwick, UK (3 days) Mode of Working -Hybrid (might move to 100% office) The Role - We are seeking an experienced EMS Tester to join our team working on cutting-edge Energy Management Systems (EMS) projects for leading Power Utility Transmission networks. This role will have a significant impact on ensuring the reliability and performance of SCADA systems, contributing to projects that leverage advanced technologies in power network analysis and voltage control. You will work in an Agile environment, collaborating with cross-functional teams and gaining exposure to industry-leading SCADA platforms such as OSI Monarch. Your Responsibilities * Understand functional design and ensure tests fully meet requirements. * Design and execute test cases to achieve complete test coverage.
Role / Job Title:EMS Tester - Work Location -Warwick, UK (3 days) Mode of Working -Hybrid (might move to 100% office) The Role - We are seeking an experienced EMS Tester to join our team working on cutting-edge Energy Management Systems (EMS) projects for leading Power Utility Transmission networks. This role will have a significant impact on ensuring the reliability and performance of SCADA systems, contributing to projects that leverage advanced technologies in power network analysis and voltage control. You will work in an Agile environment, collaborating with cross-functional teams and gaining exposure to industry-leading SCADA platforms such as OSI Monarch. Your Responsibilities * Understand functional design and ensure tests fully meet requirements. * Design and execute test cases to achieve complete test coverage.
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Come and join a passionate and collaborative team driving digital transformation at Companies House! As aLead DevOps Engineer, you'll be at the heart of our mission to deliver secure, resilient, and high-performing services that support millions of users. You will join a large, diverse team of engineers with a broad range of skills and domain knowledge. We take pride in our team-first culture and our track record - maintaining 99.5% service availability over the past five years. This is your chance to lead with impact, shape our DevOps strategy, and help us build the future of digital services. If you're ready to grow your career while making a real difference, wed love to hear from you. Companies House offers a flexible and welcoming culture that promotes a healthy work life balance as well as a proactive approach to wellbeing that allows us to be our best at work.
Come and join a passionate and collaborative team driving digital transformation at Companies House! As aLead DevOps Engineer, you'll be at the heart of our mission to deliver secure, resilient, and high-performing services that support millions of users. You will join a large, diverse team of engineers with a broad range of skills and domain knowledge. We take pride in our team-first culture and our track record - maintaining 99.5% service availability over the past five years. This is your chance to lead with impact, shape our DevOps strategy, and help us build the future of digital services. If you're ready to grow your career while making a real difference, wed love to hear from you. Companies House offers a flexible and welcoming culture that promotes a healthy work life balance as well as a proactive approach to wellbeing that allows us to be our best at work.
Oracle Health is developing patient-and provider-centric solutions rapidly and securely. We use the value of Oracle Cloud Infrastructure (OCI) to our customers as we work across patient, provider, payor, public, population health and life science industries. At OH (Oracle Health), you will work with authorities across industries and have access to the latest technology. We apply artificial intelligence, machine learning, large language models, learning networks, and other data intelligence and analytics in an applied way, embedded into our solutions. * Drive product strategy and roadmap for Clinical, Patient, and broader healthcare AI Agent capabilities, with a strong focus on technically complex features and integrations. * Engage directly with regional and international healthcare customers to understand workflows, regulatory expectations, and functional requirement
Oracle Health is developing patient-and provider-centric solutions rapidly and securely. We use the value of Oracle Cloud Infrastructure (OCI) to our customers as we work across patient, provider, payor, public, population health and life science industries. At OH (Oracle Health), you will work with authorities across industries and have access to the latest technology. We apply artificial intelligence, machine learning, large language models, learning networks, and other data intelligence and analytics in an applied way, embedded into our solutions. * Drive product strategy and roadmap for Clinical, Patient, and broader healthcare AI Agent capabilities, with a strong focus on technically complex features and integrations. * Engage directly with regional and international healthcare customers to understand workflows, regulatory expectations, and functional requirement