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42 Contract API jobs in The City, City of London + 20 miles
218 exact matches jobs are outside your preferred location
You understand how customer data moves through CRM systems, including events and API-driven attributes
You understand how customer data moves through CRM systems, including events and API-driven attributes
Proficiency in API design and integration.
Proficiency in API design and integration.
Conduct API testing to ensure robust and reliable integration between services. * Understanding of API testing , including tools like Postman or similar.
Conduct API testing to ensure robust and reliable integration between services. * Understanding of API testing , including tools like Postman or similar.
Experience with Iron Python and the API-Rest Framework.
Experience with Iron Python and the API-Rest Framework.
Proficient in headless CMS integrations (Kontent.ai, Contentful) and API-driven development
Proficient in headless CMS integrations (Kontent.ai, Contentful) and API-driven development
Powered by our proprietary Play&Plug technology platform , we offer API-based solutions and manage fully cloud-native insurance programs.
Powered by our proprietary Play&Plug technology platform , we offer API-based solutions and manage fully cloud-native insurance programs.
Strong understanding of cloud native architectures, SaaS solutions (Salesforce, SAP, Dynamics CRM,ServiceNow, etc..), cybersecurity posture fundamentals, API ecosystems and legacy on-premise enterprise architectures
Strong understanding of cloud native architectures, SaaS solutions (Salesforce, SAP, Dynamics CRM,ServiceNow, etc..), cybersecurity posture fundamentals, API ecosystems and legacy on-premise enterprise architectures
You possess a strong understanding of cloud computing, microservices, API design, and event-driven architectures.
You possess a strong understanding of cloud computing, microservices, API design, and event-driven architectures.
Manager, Lead Research Scientist, Training Data (Foundational Research)
Manager, Lead Research Scientist, Training Data (Foundational Research)
Thomson Reuters
London
Competitive
Post-training techniques for planning, reasoning & complex workflows (e.g., Reasoning Models, LLMs + Knowledge Graphs, Test time compute, CoT pipelines, Tool use & API calling, etc.)
Post-training techniques for planning, reasoning & complex workflows (e.g., Reasoning Models, LLMs + Knowledge Graphs, Test time compute, CoT pipelines, Tool use & API calling, etc.)
AI Engineer, Software Engineer, Machine Learning Engineer, LLM, GenAI, Agentic, LangChain, LangGraph, Langfuse, Python, Backend, API, MLflow, W&B, DVC, Evaluation, RAG, Retrieval, Semantic Search, Multimodal, Computer Vision, Speech-to-Text, Cloud, AWS, Azure, Model Deployment, UK Remote, Contractor, EdTech, Assessment Systems, Automated Scoring, Git, GitHub, UK Hours
AI Engineer, Software Engineer, Machine Learning Engineer, LLM, GenAI, Agentic, LangChain, LangGraph, Langfuse, Python, Backend, API, MLflow, W&B, DVC, Evaluation, RAG, Retrieval, Semantic Search, Multimodal, Computer Vision, Speech-to-Text, Cloud, AWS, Azure, Model Deployment, UK Remote, Contractor, EdTech, Assessment Systems, Automated Scoring, Git, GitHub, UK Hours
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Integrate automated API security testing workflows into the platform, ensuring reliability and accuracy of results.
Integrate automated API security testing workflows into the platform, ensuring reliability and accuracy of results.
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Familiarity with HTTP methods and API interaction design
Familiarity with HTTP methods and API interaction design
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We are looking for a highly skilled Lead Business Analyst / Product Owner to lead the design, development, and delivery of API solutions that enable seamless integration across our digital ecosystem. This hybrid role combines strategic product ownership with hands-on business analysis to ensure our API platform meets business needs, enhances interoperability, and supports scalable growth. * Define and own the API product backlog, aligning with business objectives and technology strategy. * Act as the voice of the customer for API consumers, ensuring usability and developer experience. * Gather, analyze, and document functional and non-functional requirements for API development. * Collaborate with architects and engineering teams to design API specifications, JSON, XM
We are looking for a highly skilled Lead Business Analyst / Product Owner to lead the design, development, and delivery of API solutions that enable seamless integration across our digital ecosystem. This hybrid role combines strategic product ownership with hands-on business analysis to ensure our API platform meets business needs, enhances interoperability, and supports scalable growth. * Define and own the API product backlog, aligning with business objectives and technology strategy. * Act as the voice of the customer for API consumers, ensuring usability and developer experience. * Gather, analyze, and document functional and non-functional requirements for API development. * Collaborate with architects and engineering teams to design API specifications, JSON, XM
PREMIUM
Your role as a GCP APIGEE specialist involves supporting teams with modern DevOps solutions, curating scalable GCP Cloud Products as IaaC, and building APIGEE/API solutions while modernising the APIGEE gateway. * Hands-on development and management of Google Apigee API Management Platform * Design, build, and deploy API proxies, policies, and configurations in Apigee * Implement CI/CD pipelines for API lifecycle management using tools like Jenkins, GitHub Actions, or Harness * Develop and maintain API security policies (OAuth, JWT, mTLS, rate limiting, threat protection) * Build automated workflows and scripts for API operations using Python * Manage API analytics, monitoring, and logging for performance and compliance * Enforce GCP Organization Polic
Your role as a GCP APIGEE specialist involves supporting teams with modern DevOps solutions, curating scalable GCP Cloud Products as IaaC, and building APIGEE/API solutions while modernising the APIGEE gateway. * Hands-on development and management of Google Apigee API Management Platform * Design, build, and deploy API proxies, policies, and configurations in Apigee * Implement CI/CD pipelines for API lifecycle management using tools like Jenkins, GitHub Actions, or Harness * Develop and maintain API security policies (OAuth, JWT, mTLS, rate limiting, threat protection) * Build automated workflows and scripts for API operations using Python * Manage API analytics, monitoring, and logging for performance and compliance * Enforce GCP Organization Polic
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Strong background in system/API design.
Strong background in system/API design.
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Develop the backend API integrations necessary for the AI agent to automatically publish its generated test guides to our internal web platform.
Develop the backend API integrations necessary for the AI agent to automatically publish its generated test guides to our internal web platform.
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Contract: Automation Architect - Start Date: ASAP - Duration: 6 months - Location: Remote - UK - Rate: circa £550 - £590 per day outside of IR35 - This role is for a highly skilled and experienced Automation Architect responsible for the end-to-end delivery of on-premise private cloud infrastructure automation solutions. The ideal person will bridge the gap between architectural design, process analysis, and hands-on implementation, ensuring that infrastructure is provisioned and managed efficiently via Infrastructure as Code (IaC) principles utilizing a robust CI/CD pipeline orchestrated by Git runner technology. This automation will specifically target the deployment and management of environments hosting Containers (e.g., Kubernetes, OpenShift) and traditional Virtual Machines (VMs). Responsibilities - Strategy and Analysis
Contract: Automation Architect - Start Date: ASAP - Duration: 6 months - Location: Remote - UK - Rate: circa £550 - £590 per day outside of IR35 - This role is for a highly skilled and experienced Automation Architect responsible for the end-to-end delivery of on-premise private cloud infrastructure automation solutions. The ideal person will bridge the gap between architectural design, process analysis, and hands-on implementation, ensuring that infrastructure is provisioned and managed efficiently via Infrastructure as Code (IaC) principles utilizing a robust CI/CD pipeline orchestrated by Git runner technology. This automation will specifically target the deployment and management of environments hosting Containers (e.g., Kubernetes, OpenShift) and traditional Virtual Machines (VMs). Responsibilities - Strategy and 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.
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Connect with Eutelsat Group - Be part of a new era in communications, transforming connectivity with Eutelsat Group the worlds first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. * Pioneer the future of Space Technology * Bring connectivity to remote frontiers * Collaborate with customer-centric experts * Embrace cultural diversity in our global team - In a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and me
Connect with Eutelsat Group - Be part of a new era in communications, transforming connectivity with Eutelsat Group the worlds first GEO-LEO integrated global satellite operator. As a leader in satellite communications, we provide global connectivity solutions - connecting businesses, communities, and governments around the world. We can connect you at on land, at sea and in the air. We also deliver broadcast television channels and packages, transmitting vital news reports around the world. * Pioneer the future of Space Technology * Bring connectivity to remote frontiers * Collaborate with customer-centric experts * Embrace cultural diversity in our global team - In a dynamic industry where passion drives our teams to make a difference to become the most trusted partner for global satellite connectivity, you will elevate your skills in a stretching, rewarding, and me
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We are seeking a skilled Full Stack Developer to lead the development of a scalable, secure, and user-centric analytics platform. This is a12 Months fixed term role, you must be UK based, the role is fully remote. Full Stack Developer - Role Responsibilities * Develop and maintain the React-based UI and Golang microservices backend * Design intuitive user experiences and deliver feature-rich portal modules * Implement and optimise CI/CD pipelines for automated deployment and testing. * Integrate with external * Build and manage APIs for internal and customer-facing services. * Participate in architectural decisions and contribute to the platforms roadmap. Full Stack Developer -Essential Experience * Proven experience in full stack development * Strong proficiency in React, JavaScript, PHP Symfony, and Golang
We are seeking a skilled Full Stack Developer to lead the development of a scalable, secure, and user-centric analytics platform. This is a12 Months fixed term role, you must be UK based, the role is fully remote. Full Stack Developer - Role Responsibilities * Develop and maintain the React-based UI and Golang microservices backend * Design intuitive user experiences and deliver feature-rich portal modules * Implement and optimise CI/CD pipelines for automated deployment and testing. * Integrate with external * Build and manage APIs for internal and customer-facing services. * Participate in architectural decisions and contribute to the platforms roadmap. Full Stack Developer -Essential Experience * Proven experience in full stack development * Strong proficiency in React, JavaScript, PHP Symfony, and Golang
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Principal Security Engineer (Vulnerability Management)
Principal Security Engineer (Vulnerability Management)
Oracle Corporation (UK) Ltd
South East
Competitive
Who We Are - We are a world-class team of high calibre application security researchers and engineers who thrive on new challenges. We are an inclusive and diverse team with a full spectrum of experience distributed globally. We have the resources of a large enterprise and the energy of a start-up, working on a critical Greenfield software assurance project collaboratively with our cloud and mobile engineering teams. The Software Assurance organization has the mission is to make application security and software assurance, at scale, a reality. We are a dedicated team, leveraging each others insights and abilities to produce cutting edge solutions to difficult problems through automation and CI/CD. Join us to grow your career and create the future of software assurance at scale together. What Youll Bring
Who We Are - We are a world-class team of high calibre application security researchers and engineers who thrive on new challenges. We are an inclusive and diverse team with a full spectrum of experience distributed globally. We have the resources of a large enterprise and the energy of a start-up, working on a critical Greenfield software assurance project collaboratively with our cloud and mobile engineering teams. The Software Assurance organization has the mission is to make application security and software assurance, at scale, a reality. We are a dedicated team, leveraging each others insights and abilities to produce cutting edge solutions to difficult problems through automation and CI/CD. Join us to grow your career and create the future of software assurance at scale together. What Youll Bring