26 to 50 of 70 JSON Jobs in London

end client. Key Requirements: Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. Experience with ETL processes, error handling, idempotency, and throttling. Strong understanding of secure data handling, encryption, and More ❯

a strong understanding of memory management, concurrency, and object-oriented design . Hands-on experience with AngularJS and front-end development ( HTML, CSS, JavaScript ). Familiarity with REST APIs , JSON , and web service integration . Experience working in software maintenance/support roles with bug fixing and system enhancements. Strong debugging and problem-solving skills across the stack. Familiar with More ❯

a strong understanding of memory management, concurrency, and object-oriented design . Hands-on experience with AngularJS and front-end development ( HTML, CSS, JavaScript ). Familiarity with REST APIs , JSON , and web service integration . Experience working in software maintenance/support roles with bug fixing and system enhancements. Strong debugging and problem-solving skills across the stack. Familiar with More ❯

a strong understanding of memory management, concurrency, and object-oriented design . Hands-on experience with AngularJS and front-end development ( HTML, CSS, JavaScript ). Familiarity with REST APIs , JSON , and web service integration . Experience working in software maintenance/support roles with bug fixing and system enhancements. Strong debugging and problem-solving skills across the stack. Familiar with More ❯

Experience with Power Platform and Dataverse. Must have project experience in delivering complex solutions. Experience with some of the following development languages such as C#, .Net, JavaScript, HTML, CSS, JSON and experience working with APIs. Experience within Microsoft Office 365 and associated platform products, Azure AD, SSO etc. Ability to work independently as well as part of a wider team. More ❯

SIEM tools, vulnerability management, malware analysis, and firewall configurations Ability to communicate complex technical solutions to a wide range of audiences, both technical and non-technical Skilled in Python, JSON, YAML, Bash, or other relevant scripting languages 3–5 years of experience in Technical Support, or similar hands-on roles Bachelor’s/Master’s degree in a technical field More ❯

SIEM tools, vulnerability management, malware analysis, and firewall configurations Ability to communicate complex technical solutions to a wide range of audiences, both technical and non-technical Skilled in Python, JSON, YAML, Bash, or other relevant scripting languages 3–5 years of experience in Technical Support, or similar hands-on roles Bachelor’s/Master’s degree in a technical field More ❯

excellent knowledge of Java JDK 1817 JEE Maven Hibernate EJB 31 MQ SQL REST XML XSD JSON experience with continuous integration Jenkins unit tests integration tests selenium based tests very good knowledge of Application Servers WebSphere WebLogic or JBoss very good knowledge of Oracle database knowledge of Docker or Kubernetes environment knowledge of Linux environment knowledge of Kafka is an More ❯

Skills: Strong experience with Swift, SwiftUI, and Combine Proven track record in iOS app development and deployment Deep understanding of iOS architecture and design patterns Experience with RESTful APIs, JSON, and Git-based version control Familiarity with CI/CD pipelines and GitLab workflows Strong grasp of iOS security protocols and regulatory compliance Excellent problem-solving, debugging, and communication skills More ❯

and design solutions that deliver real value. Must Have skills Hands-on experience with WebMethods 9 and 10 integration delivery. Strong knowledge of JMS Queues, SAP Adaptors, SFTP, HTTPS, JSON, XML, and SOAP. Experience in WebMethods administration, including patch management and capacity monitoring. Understanding of automated testing and CI/CD pipelines. Excellent communication skills and the ability to work More ❯

fast-paced environment. Desirable: Exposure to Power Platform tools through university coursework, internships, hackathons, or self-led learning. Basic knowledge of data concepts (SQL, tables, relationships). Familiarity with JSON, REST APIs, or Azure services is a plus. Microsoft certification (PL-100: Power Platform App Maker or equivalent) is desirable but not essential. Key Interfaces Head of Business Applications Business More ❯

Familiarity with DevOps tools such as GitHub Actions or Jenkins. Solid grounding in modern engineering principles and full-stack development. Bonus Skills: Airflow, Kafka/Kafka Connect, Delta Lake, JSON/XML/Parquet/YAML, cloud-based data services. Why Apply? Work for a global payments innovator shaping the future of commerce. Join a highly skilled, collaborative, and forward More ❯

Familiarity with DevOps tools such as GitHub Actions or Jenkins. Solid grounding in modern engineering principles and full-stack development. Bonus Skills: Airflow, Kafka/Kafka Connect, Delta Lake, JSON/XML/Parquet/YAML, cloud-based data services. Why Apply? Work for a global payments innovator shaping the future of commerce. Join a highly skilled, collaborative, and forward More ❯

need:* In-depth understanding of the Dynamics 365 Customer Engagement (CE) platform, including its architecture, entities, relationships, security model, and customisation.* Proficiency in programming languages including C#, JavaScript and JSON with strong knowledge in Dynamics CRM and Power Platform, Unified Service Desk (USD), SQL Server Reporting Services (SSRS), SSIS packages development and Azure Cloud and integration.* Proficiency in developing plugins More ❯

years in a customer implementation or onboarding and training role, including managing complex SaaS implementations for Enterprise customers A strong technical acumen and familiarity working with Jira, REST API, JSON, SAML SSO, and Azure DevOps Demonstrated skills in project management and managing customer relationships for a managed services and/or SaaS organization Strong oral and written communication skills with More ❯

for Deployment of Axway Patches, monitor capacity, providing service improvements Liaise with customers to define project requirements, document and design solutions Knowledge of: SFTP HTTPS SSL/TLS oAuth JSON XML SOAP REST Mime * Linux Scripting More ❯

of Axway Patches, monitor capacity, providing service improvements Liaise with customers to define project requirements, document and design solutions Your skills and experience SFTP HTTPS SSL/TLS oAuth JSON XML SOAP REST Mime Linux Scripting SC clearance is essential for this role. If you'd like to discuss this Axway API Developer in more detail, please send your updated More ❯

custom applications Proficiency in web technologies such as HTML, CSS, JavaScript and related frameworks Experience with Oracle Cloud applications (Oracle ERP, HCM, Payroll, Procurement, SCM) Knowledge of REST APIs, JSON and other integration technologies More ❯

a solid foundation in: Axway's core products: Policy Studio, API Gateway, and API Manager. Key communication protocols: SFTP, HTTPS, SSL/TLS, and oAuth. Data and messaging formats: JSON, XML, SOAP, and REST. Linux scripting and environments. Using DevOps toolsets to automate testing and deployments. 6 months contract Inside IR35 - Remote Working - ?? £500 to £650 a day *Active SC More ❯

typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience with common front-end development tools such as Babel, Webpack, NPM, etc. Ability to More ❯

driven development (BDD). Implement and manage API and UI performance testing using JMeter, ensuring scalability and responsiveness of applications. Write clear and concise test cases and scenarios using JSON data structures to validate application features. Conduct thorough testing of user interfaces, ensuring compliance with HTML and CSS standards. Collaborate with developers and product teams to define testing requirements and More ❯

with MFT, ETL, and messaging systems Hands-on experience with integration tools such as MuleSoft Knowledge of cloud platforms including AWS, Azure, and GCP Proficient with XSD, XML, XSLT, JSON, API Skilled in building strong stakeholder relationships Excellent communication skills More ❯

or IT company Experience working in Networks or IT network transformations Proven track record of delivering high quality code and leading development squads Key skills Netconf, API's, XML, JSON, Jinja 2, Python, JavaScript Cisco NSO, Ansible, Net Miko, Docker Workflow automation Itential IAP, Appian, Resolve Knowledge of telecom networks, technologies, and standards e.g TMF/Tosca/MEF YANG More ❯

plus) Experience writing Python for data manipulation, automation, or visualization (pandas, matplotlib, seaborn) Hands-on experience working with BigQuery or other cloud-based data warehouses (Redshift, Snowflake, etc.) and JSON data structures Strong team player and desire to support work of team members to deliver outcome Highly motivated, with strong problem-solving skills and business acumen Desirable Skills Experience with More ❯

Fusion Cloud Demonstrated experience connecting Oracle ERP and HCM through Oracle Integration Cloud Expert skills in developing and unit testing integration components and web services (SOAP/REST/JSON Payload) using OIC, Postman, and Curl Solid experience with PaaS Cloud system interfaces To apply, please submit your latest CV for review. More ❯