1 to 25 of 166 Permanent JSON Jobs in London

technologies. Knowledge of web technologies including ASP.NET, HTML5, CSS3, JavaScript, and modern application integration practices. Experience working with data interchange formats such as XML, JSON, AJAX, and REST‐based integrations. Strong understanding of Software Development Life Cycle (SDLC), application architecture, design patterns, and coding best practices. Experience leading development activities ...

Markets knowledge, ideally within Clearing or Prime Brokerage. Desirable Previous team leadership or mentoring experience Knowledge of Groovy, FIX/FIXML, FpML, REST APIs, JSON or messaging technologies Experience developing client portals and reporting platforms Experience working with distributed or offshore development teams. Technical Environment You'll have exposure ...

MSMQ or RabbitMQ • Experience of web technologies including HTML, CSS, JavaScript, jQuery and web client frameworks such as Knockout.js or Angular • Experience of XML, JSON and related like schemas and XSLT transformations • Experience of T-SQL for Microsoft SQL Server (2012 or higherThis role is for candidates who are looking ...

building modern UI components with Lightning Web Components (LWC) and Aura. Integrations: Proven track record of designing and executing complex API integrations (REST, SOAP, JSON, Event‐Driven Architectures). DevOps & Tooling: Proficient with Git‐based version control, SFDX, metadata deployment pipelines, and automated testing frameworks (>85% code coverage standards). ...

MSMQ or RabbitMQ • Experience of web technologies including HTML, CSS, JavaScript, jQuery and web client frameworks such as Knockout.js or Angular • Experience of XML, JSON and related like schemas and XSLT transformations • Experience of T-SQL for Microsoft SQL Server (2012 or higherThis role is for candidates who are looking ...

/SQL skills with Oracle databases. Experience working with Oracle database design. Good knowledge of Linux (RHEL) environments. Experience with XML and JSON message formats. Strong understanding of enterprise integration and messaging architecture. Experience across the full Software Development Lifecycle (SDLC). Ability to produce high-quality technical documentation ...

JavaScript (ES6+), Redux/Context API, HTML5, CSS3, REST/gRPC integration. Streaming & Messaging: Apache Kafka, Apache Flink. APIs & Protocols: RESTful web services, gRPC, JSON, Protocol Buffers. Core Computer Science: Strong mastery of data structures, algorithms, object-oriented design, and design patterns. DevOps & Tooling: CI/CD pipelines (Jenkins, GitLab ...

processing frameworks like Spark.Data Engineering Knowledge:- Proven experience building ETL/ELT pipelines and using orchestration tools (Airflow, Azure Data Factory).- Understanding of JSON, XML, APIs, and data ingestion technologies.Cloud Experience:- Familiarity with cloud platforms (Azure, AWS, GCP) is a plus.Preferred Qualifications:Understanding of data governance and compliance.Experience with ...

optimization and complex problem-solving skills are required.Additional programming skills in C# or Java, experience defining manipulating, and managing configurations and systems based on JSON and XML models. Database skills across standard technologies such as SQL Server, Sybase, Snowflake or PostgreSQL. Cloud development, management and deployment with services such ...

C# and .NET (.NET Core/.NET) Excellent Object Oriented Programming (OOP) skills and design principles Proven experience designing and implementing APIs (REST/JSON) Solid understanding of application architecture, performance, and scalability Experience with SQL databases (e.g. SQL Server) Familiarity with unit testing, integration testing, and CI/ ...

experience with Microsoft Dynamics 365, Power Automate Flow, and Power Pages. Experience with Azure DevOps, Git, Azure Functions, and Azure services. Working knowledge of JSON, XML, and XSLT. Experience with SQL Server 2016 and Azure cloud environments. Solid understanding of GDS Service Standards and Agile delivery methodologies. Experience working ...

JavaScript.Desirable SkillsAwareness of clean coding and SOLID principles.Exposure to AWS cloud services.Experience with JUnit or other testing tools.Basic knowledge of XML/JSON data formats and Unix shell scripting.Familiarity with version control and build tools like Git, Maven, Jenkins.Behavioural CompetenciesCollaborative team member eager to support team goals.Strong communicator with clear ...

with the ability to work effectively across technical and business teams.Nice to Have:Experience within financial services or fintech, particularly testing financial systems, XML, JSON, FIX, SFTP, or Swift messaging.Familiarity with MCP (Model Context Protocol) integrations and AI agent workflows.Experience testing event-driven architectures, including Azure Service Bus and Azure ...

right job, can work with Relational (such as Postgres) and Non-relational (DynamoDb, MongoDb) data stores and is at ease when working with JSON and XML technologies We Offer Growth opportunities including access to Udemy Flexible and autonomous working Competitive salary Annual bonus 25 days holiday + bank holidays. After ...

level applications. Experience of Java/JVM/Spring based languages Object oriented analysis and design Source Management software such as GitHub SOAP, REST, JSON, XMLJSON & XML; HTML; CSS and JavaScript Knowledge of a Test driven approach including exposure to either TDD or BDD would be an advantage Desirable Experience ...

building and maintaining automation frameworks from scratch Strong knowledge of UI and API automation best practices Experience testing REST APIs using Postman, Swagger and JSON/XML validation Experience across the full software testing lifecycle Knowledge of accessibility testing using tools such as WAVE, AXE DevTools and VoiceOver Experience with ...

level proficiency in Java and frameworks like Spring Boot for building microservices. Strong expertise with relational databases (Oracle) and data modelling (canonical data models, JSON). Deep experience with enterprise messaging platforms (Kafka, IBM MQ). Proven experience implementing AI/ML solutions (using Python or other frameworks) to solve ...

security rules and escalate where risky activity is detectedWe are looking for:Azure cloud services, Python, Databricks and ETLsProtocols and formats REST/SOAP, JSON, XML, etcDevOps tools, CI/CD pipelines, Git, and automated testing frameworksStrong understanding of data warehousing, data pipelines, and cloud-native architectureExpertise in integration architecture ...

with extensive experience in software development.Strong knowledge of selected programming languages: C, C++Experience with low level networking communicationExperience in working with web socket and JSON frameworksExperience in working with TCP/IP and UDP multicast network protocolsKnowledge of GitLab or GitHub or other source control systemKnowledge of JiraKnowledge of Agile ...

using any particular design approach and technology.Technical ExpertiseStrong hands-on experience in:Azure cloud services, Python, Databricks and ETLsProtocols and formats REST/SOAP, JSON, XML, etcDevOps tools, CI/CD pipelines, Git, and automated testing frameworksStrong understanding of data warehousing, data pipelines, and cloud-native architectureDemonstrated ability to produce ...

experience with IBM MQ (configuration, troubleshooting, performance tuning)Strong experience building microservices and RESTful APIsKnowledge of message formats and data transformation (XML, XSD, XSLT, JSON)Experience with SQL databases and ORM frameworksFamiliarity with CI/CD pipelines (e.g., TeamCity, Git-based workflows)Comfortable working in Linux environments (bash, SSH)Understanding ...

with IBM MQ (configuration, troubleshooting, performance tuning) Strong experience building microservices and RESTful APIs Knowledge of message formats and data transformation (XML, XSD, XSLT, JSON) Experience with SQL databases and ORM frameworks Familiarity with CI/CD pipelines (e.g., TeamCity, Git-based workflows) Comfortable working in Linux environments (bash ...

solutions with customers as they are writing clean, reliable code. What you'll bring Experience developing with C#/.NET Knowledge of REST APIs, JSON/XML and SQL Strong analytical and troubleshooting skills Excellent communication and a collaborative mindset Experience with Azure or enterprise integrations would be a bonus ...

Oracle PaaS (Autonomous Database, VBCS, API Platform, Integration Cloud) and IaaS (Compute, Storage, Networking) concepts. Strong knowledge of REST/SOAP web services, XML, JSON, XSLT, and API design principles. Experience with Oracle Cloud Adapters, FBDI/HDL data loading templates, and BI Publisher reporting. Familiarity with security protocols (OAuth ...

APIs • Strong PostgreSQL experience, including complex queries and performance optimisation • Experience with Redis and Sidekiq for background job processing • Experience working with REST APIs, JSON serialisation, and authentication methods such as JWT or SSO • Experience working with AWS-based infrastructure • Experience using Docker within development or production environments • Experience troubleshooting ...