1 to 25 of 65 Remote JSON Jobs in London

JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A More ❯

as Kafka, RabbitMQ, Azure Service Bus, or Event Grid. Familiarity with authentication protocols such as OAuth2, JWT, and SAML. Solid understanding of data formats (JSON, XML) and transformation tools (e.g. XSLT). Experience using CI/CD tools such as Azure DevOps, GitHub Actions, or Jenkins, and scripting with PowerShell More ❯

JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven Development) A More ❯

alerts, dashboards, runbooks, etc.) Experience working with Azure DevOps and CI/CD pipeline. Knowledge and some experience of using Serverless, SOAP, XML, REST, JSON, EDI, XSLT, etc. Knowledge and some development experience using MS SQL Server (SSIS, T-SQL, Stored procedures, Functions, Views, Queries, Datatype conversions, etc.). Experience More ❯

Frontend : HTML, CSS, JavaScript (Node.js, browser frameworks) Backend : PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database : MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration : REST APIs, ETL, Azure Data Factory DevOps/Infra : CI/CD pipelines (e.g., GitHub Actions, Azure DevOps), containerization, Azure PaaS More ❯

Frontend : HTML, CSS, JavaScript (Node.js, browser frameworks) Backend : PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database : MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration : REST APIs, ETL, Azure Data Factory DevOps/Infra : CI/CD pipelines (e.g., GitHub Actions, Azure DevOps), containerization, Azure PaaS More ❯

Frontend : HTML, CSS, JavaScript (Node.js, browser frameworks) Backend : PHP (Symfony, Smarty), C# (.NET Core), Azure Functions (Node.js/PowerShell), PowerShell Database : MSSQL, PostgreSQL (including JSON), MySQL/MariaDB Integration : REST APIs, ETL, Azure Data Factory DevOps/Infra : CI/CD pipelines (e.g., GitHub Actions, Azure DevOps), containerization, Azure PaaS More ❯

ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub, Docker/Kubernetes, CI/CD. Advantage: Trayport API More ❯

ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub, Docker/Kubernetes, CI/CD. Advantage: Trayport API More ❯

ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub, Docker/Kubernetes, CI/CD. Advantage: Trayport API More ❯

a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page load times Worked in an agile/Kanban environment and More ❯

DevOps). * Experience with manual and automated testing procedures and tools. * Knowledge of Agile & Waterfall environments. * Experience with web application architecture and development technologies (JSON, HTML, CSS). * API Testing Methods (Post, Put, Get, Delete). * Knowledge of programming languages (C#, Java) and QA Automation Tools (Selenium). * Excellent communication More ❯

implement new features What We’re Looking For • 5+ years of development experience • Strong proficiency in JavaScript, HTML5 and CSS3 • Familiarity with REST APIs, JSON and third-party integrations • Experience with Git version control and Agile workflows • Strong problem-solving skills and a proactive, detail-oriented mindset • Excellent communication skills More ❯

implement new features What We’re Looking For • 5+ years of development experience • Strong proficiency in JavaScript, HTML5 and CSS3 • Familiarity with REST APIs, JSON and third-party integrations • Experience with Git version control and Agile workflows • Strong problem-solving skills and a proactive, detail-oriented mindset • Excellent communication skills More ❯

implement new features What We’re Looking For • 5+ years of development experience • Strong proficiency in JavaScript, HTML5 and CSS3 • Familiarity with REST APIs, JSON and third-party integrations • Experience with Git version control and Agile workflows • Strong problem-solving skills and a proactive, detail-oriented mindset • Excellent communication skills More ❯

with PowerApps and Power Automate. Development in Azure, specifically Logic Apps and Function Apps. Familiarity with web technologies such as HTML, XML, CSS, JavaScript, JSON & AJAX. Familiarity of programming with PowerShell, GraphAPI, PNP and SharePoint Framework (SPFx). Application Deadline: 9am Thursday 15th May More ❯

with PowerApps and Power Automate. Development in Azure, specifically Logic Apps and Function Apps. Familiarity with web technologies such as HTML, XML, CSS, JavaScript, JSON & AJAX. Familiarity of programming with PowerShell, GraphAPI, PNP and SharePoint Framework (SPFx). Application Deadline: 9am Thursday 15th May More ❯

in web-based systems architecture (HTML 5), service-based architecture, enterprise application architecture. Working knowledge of web service technologies (Web APIs, REST, SOAP, WCF, JSON, XML). Previous mobile app development experience (Android or iOS or Cross Platform) is desired. Familiarity with industry standard tools used for development and debugging More ❯

refine requirements and deliver impact Troubleshoot issues and optimize performance Key Skills Strong experience with MuleSoft or Power Automate Deep knowledge of SQL, REST, JSON, XML Familiarity with Java/JavaScript, RAML, Jenkins, Anypoint Studio Experience in Agile, API security, and cloud integrations Nice to Have MuleSoft CloudHub Kafka or More ❯

refine requirements and deliver impact Troubleshoot issues and optimize performance Key Skills Strong experience with MuleSoft or Power Automate Deep knowledge of SQL, REST, JSON, XML Familiarity with Java/JavaScript, RAML, Jenkins, Anypoint Studio Experience in Agile, API security, and cloud integrations Nice to Have MuleSoft CloudHub Kafka or More ❯

refine requirements and deliver impact Troubleshoot issues and optimize performance Key Skills Strong experience with MuleSoft or Power Automate Deep knowledge of SQL, REST, JSON, XML Familiarity with Java/JavaScript, RAML, Jenkins, Anypoint Studio Experience in Agile, API security, and cloud integrations Nice to Have MuleSoft CloudHub Kafka or More ❯

refine requirements and deliver impact Troubleshoot issues and optimize performance Key Skills Strong experience with MuleSoft or Power Automate Deep knowledge of SQL, REST, JSON, XML Familiarity with Java/JavaScript, RAML, Jenkins, Anypoint Studio Experience in Agile, API security, and cloud integrations Nice to Have MuleSoft CloudHub Kafka or More ❯

JavaScript and ServiceNow JavaScript API's Working proficiency in the following skills are encouraged: Web service proficiency (REST, SOAP) as well as XML and JSON knowledge Practical knowledge or experience with Operating Systems (Linux, Windows) Thorough knowledge of networking concepts such as IP Addressing, Firewalls, ports Knowledge of relational databases More ❯

JavaScript and ServiceNow JavaScript API's Working proficiency in the following skills are encouraged: Web service proficiency (REST, SOAP) as well as XML and JSON knowledge Practical knowledge or experience with Operating Systems (Linux, Windows) Thorough knowledge of networking concepts such as IP Addressing, Firewalls, ports Knowledge of relational databases More ❯

JavaScript and ServiceNow JavaScript API's Working proficiency in the following skills are encouraged: Web service proficiency (REST, SOAP) as well as XML and JSON knowledge Practical knowledge or experience with Operating Systems (Linux, Windows) Thorough knowledge of networking concepts such as IP Addressing, Firewalls, ports Knowledge of relational databases More ❯