Permanent JSON Jobs in London

1 to 25 of 104 Permanent JSON Jobs in London

Senior Software Engineer

London, United Kingdom
Disney Cruise Line - The Walt Disney Company
and debug applications for system integrations solutions with focus on HR data between internal and external systems Design and implement applications using Web Services methodologies such as XML, XSLT, JSON, xPath and other related technologies Design and build user friendly interfaces using scripting languages and front-end frameworks and libraries Develop and manage server-side programming and APIs Manage databases … Minimum 5 years hands-on experience configuring systems Minimum 5 years of experience with some of the following specific technologies: OData, REST, SOAP, FTP/SFTP, JDBC, CSV, XML, JSON, XSL, encryption standards such as PGP, x509. Minimum 5 years of experience working on JavaScript, CSS3 and HTML5 and third-party libraries such as React Js, Angular, jQuery Minimum More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Integration Developer (JR101621)

London, United Kingdom
Clarion Events Ltd
integrations. Version Control Expertise: Proficient in using version and source control systems like Git to manage codebases effectively. API and Data Format Understanding: Strong knowledge of REST APIs, SOAP, JSON, XML, and other data exchange formats. Proactive and Detail-Oriented: Highly motivated with a proactive approach, strong attention to detail, and the ability to self-review integration designs. Effective Communication More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Engineer

London, United Kingdom
Picture More Ltd
broad tech stack including: C#, JavaScript, Python Azure, Terraform, Kubernetes, Docker CI/CD pipelines (Azure DevOps, GitHub Actions, etc.) Front End frameworks (React, Vue, ASP.NET) API design (REST, JSON, XML) Database experience: SQL, NoSQL, vector databases AI integration: OpenAI, Gemini, and other LLMs Strong knowledge of agile, lean, and DevOps best practices.A collaborative, commercial, and solutions-oriented mindset - someone More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

ForgeRock AM Developer

City of London, London, United Kingdom
HCLTech
Hands on experience with setting up various components of ForgeRock CIAM, IDM, AM, DS like User store, Provisioning store, admin console, provisioning server etc. Exposure to Webservices (SOAP, Rest, JSON, SOAPUI) and client development, query invoke. Experience in customizing/extending of ForgeRock CIAM, IDM, AM, DS and LDAP schema. Very good experience on connector Xpress/Java connector server More ❯
Posted:

ForgeRock AM Developer

London Area, United Kingdom
HCLTech
Hands on experience with setting up various components of ForgeRock CIAM, IDM, AM, DS like User store, Provisioning store, admin console, provisioning server etc. Exposure to Webservices (SOAP, Rest, JSON, SOAPUI) and client development, query invoke. Experience in customizing/extending of ForgeRock CIAM, IDM, AM, DS and LDAP schema. Very good experience on connector Xpress/Java connector server More ❯
Posted:

Junior Fulls-Stack .NET Developer On-Site

Enfield, Middlesex, England, United Kingdom
IT Talent Solutions Ltd
and improving system performance Collaborating with senior engineers and learning best practices Tech you'll use: C# and .NET Core or Framework SQL Server HTML, CSS, JavaScript REST APIs, JSON, HTTP Any frontend framework like React, Angular, or Blazor Nice to have: Interest in authentication protocols like OAuth2, SAML, or OpenID Connect Familiarity with Azure AD or Active Directory Experience More ❯
Employment Type: Full-Time
Salary: £30,000 - £35,000 per annum
Posted:

Environments Team Lead

London, United Kingdom
Calastone
practices Desirable - The ideal candidate would have some level of experience in one or more of the following: PowerShell C# VCS such as Git Kubernetes and Helm Terraform Ruby JSON/YAML SWIFT/FIX/SFTP General knowledge of financial services, especially mutual funds Person Specification You are someone who has a passion for good technology, attention to detail More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Team Lead

London, United Kingdom
Dye & Durham Corporation
from a technical perspective. Legacy code or experience working with large, complex codebases is preferred. ASP.NET/.NET CORE MVC, WPF. Experience of web-related technologies (HTML, XML, CSS, JSON, JavaScript, jQuery). MS SQL knowledge is a must. Strong grasp of SOLID design principles, with recent experience implementing in day-today software development practices Entity Framework. Azure knowledge - (blobs More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

QA Engineer (London)

London, United Kingdom
Calastone
advantage. Experience in non-functional testing such as performance, load or stress testing would be an advantage (esp. using Neoload tool). Experience in testing financial systems using XML, JSON, FIX, SFTP or Swift messaging would be an advantage. Good understanding of QA automation methodologies, tools, and agile processes. Able to describe testing techniques such as Equivalence Partitioning and Boundary More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Lead Software Engineer

London, United Kingdom
Lloyds Banking Group
quality and can support the team by demonstrating approaches such as CI/CD standard methodology, Pair Programming, TDD, and BDD. Technical understanding of: Spring boot, Maven, GitHub, Jenkins, JSON, Kafka, WMQ, REST APIs, Database SQL, Docker and Kubernetes Experience working on any one of the cloud-based tools - GCP, MS Azure, AWS Nice to have skills: Experience in Banking More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Technical Solutions Consultant

London, United Kingdom
LexisNexis Risk Solutions
Understanding of the Software Development Life Cycle (SDLC). Experience with Windows and Linux operating systems. Familiarity with relational databases (SQL Server, Oracle, PostgreSQL). Knowledge of SOAP/JSON web services and XML. Programming experience (e.g., PowerShell, C#, Python). Awareness of cloud platforms (Azure, AWS, Google Cloud, OpenShift). Understanding of server virtualization (VMware, Hyper-V). Ability More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

D365 CE Technical Architect

London, United Kingdom
Hybrid / WFH Options
Cloud Decisions
experience customizing and extending Dynamics CE. SQL Server experience, including SSRS and FetchXML reporting. .NET Framework 4.5+ and WCF/Web API expertise. Knowledge of web development: HTML, CSS, JSON, XML, JavaScript, SQL. C# and OOP concepts. Ideals to have: Azure Logic Apps. Experience with data integration and migration projects. Power BI expertise. Senior-level development experience in Dynamics More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Business Analyst

London, United Kingdom
Hybrid / WFH Options
N Consulting Limited
Type: Contract Job Summary: We are seeking a Technical Business Analyst with strong experience in capturing business and technical requirements and translating them into detailed API specifications, particularly using JSON and Swagger/OpenAPI . The ideal candidate will act as a bridge between business stakeholders and development teams, ensuring clear, accurate, and testable interfaces for service integration and system … owners, developers, QA, and solution architects) to gather and document detailed functional and non-functional requirements. Create and manage API documentation using Swagger/OpenAPI standards. Design and review JSON-based interfaces for RESTful APIs and system integrations. Facilitate workshops and requirement-gathering sessions with technical and non-technical teams. Translate business needs into epics, user stories, and acceptance criteria … lifecycle and deployment alignment. Key Skills & Qualifications: Proven experience as a Technical Business Analyst , Systems Analyst, or API Business Analyst in Agile environments. Strong knowledge of RESTful API standards , JSON , and Swagger/OpenAPI specifications. Ability to write and review YAML or JSON-based Swagger files manually or using tools (e.g., SwaggerHub, Postman, Stoplight). Familiarity with API management platforms More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

NPPV3 & SC Cleared Senior ServiceNow Architect

London, United Kingdom
Square One Resources
candidate will have the following: Understanding of the key technologies relevant to the ServiceNow integration solutions including: SSO, SAML, SSL, Web Services, LDAP, JDBC, ODBC, REST, SOAP, SCP, FTPS, JSON ServiceNow Developer certification is a plus Experience with other ITSM software (BMC Remedy ITSM, HP, Landesk, etc.) Experience with orchestration tools (ex. HP Operations Orchestrator, BMC Atrium Orchestrator) Micro-services More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Specialist Data Product Engineer

London, United Kingdom
Aztec
the Production Gallery. Knowledge of database fundamentals, data design, SQL, and data warehouse concepts is advantageous. Exposure to PowerBI, Databricks, Microsoft Azure, and Profisee is a plus. Knowledge of Json, Python, XML, and R is beneficial. Experience with non-relational databases and unstructured data is advantageous. Familiarity with Azure DevOps/GitHub within an Agile environment is a plus. Ability More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Specialist Data Product Engineer

London, United Kingdom
Aztec
workflows to the Production Gallery. Knowledge of database fundamentals, including data design, SQL, and data warehouse concepts. Exposure to PowerBI, Databricks, Microsoft Azure, and Profisee is advantageous. Knowledge of JSON, Python, XML, and R is beneficial. Experience with non-relational databases and unstructured data is a plus. Familiarity with Azure DevOps/GitHub within an Agile framework is advantageous. Ability More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Data Engineer New London (Hybrid)

London, United Kingdom
Hybrid / WFH Options
freemarketFX Limited
for transformation logic and version-controlled data modeling. Deep knowledge of Azure Data Factory , including pipeline orchestration and integration with other Azure services. Experience with data integration (e.g. : APIs, JSON, XML, Web Services) essential Expertise in Python and SQL for data manipulation and pipeline development. Hands-on experience implementing and maintaining Medallion Architecture (Bronze/Silver/Gold). Familiarity More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

QA Engineer

London, United Kingdom
Onmo
a strong understanding of software testing methodologies, excellent analytical skills, and a passion for delivering high-quality products. Tech Stack: AWS Serverless Lambda with Node.js API Gateway (REST/JSON) DynamoDB S3 WAF Back-Office Banking Systems API Integration Dynamics 365 CRM React.js (website)/React Native (app) Responsibilities: Collaborate with cross-functional teams to understand project requirements and define More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solutions Architect (Programmatic and Privacy)

London, United Kingdom
Hybrid / WFH Options
Publicis Groupe
CSS, JavaScript), tag managers, and tracking methods (client/server-side). Strong API skills (REST, Postman) and experience troubleshooting integration workflows. Familiarity with data formats (CSV, TSV, XML, JSON) used in ad tech and e-commerce. Experience with SQL and data platforms like BigQuery for analysis and troubleshooting. Understanding of event tracking for impressions, clicks, and conversions via APIs More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solutions Architect (Adtech)

London, United Kingdom
Hybrid / WFH Options
Publicis Groupe
CSS, JavaScript), tag managers, and tracking methods (client/server-side). Strong API skills (REST, Postman) and experience troubleshooting integration workflows. Familiarity with data formats (CSV, TSV, XML, JSON) used in ad tech and e-commerce. Experience with SQL and data platforms like BigQuery for analysis and troubleshooting. Understanding of event tracking for impressions, clicks, and conversions via APIs More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Data Engineer

London, United Kingdom
Hippo Digital Limited
at least one Cloud provider such as AWS, Azure or GCP. Solid experience of working with Snowflake and dbt. Strong experience of working with different data formats, e.g., CSV, JSON and XML Building reliable Data Pipelines Experience in Data Modelling is highly desirable. Broader knowledge of IT - e.g., Security and Networking Working in an Agile Environment Test-Driven Development and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Oracle Apex Developer

London, United Kingdom
Hybrid / WFH Options
TEKsystems, Inc
Description Oracle APEX Developer - Contract Inside IR35 Remote Key Responsibilities: • Design and develop responsive, user-friendly front-end applications using Oracle Application Express (APEX). • Build and implement custom, role-based security components within APEX applications. • Develop and manage RESTful More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior WordPress Developer

West London, London, United Kingdom
Evermore Global Sourcing Ltd
workload and priorities in a remote-friendly setting Extensive hands-on WordPress development experience Strong knowledge of PHP, JavaScript, React, and Gutenberg Experience with custom blocks, RSS feeds, and JSON APIs Solid understanding of front-end performance and web standards Familiar with Git and version control principles Experience working in Agile teams and using tools like JIRA Excellent communication skills More ❯
Employment Type: Permanent
Salary: £90,000
Posted:

Technical Product Specialist - Reuters Imagen

London, United Kingdom
Hybrid / WFH Options
Thomas Reuters
relevant experience in digital, video, or media workflow software sales or service environments, preferably in news, entertainment, or sports industries. Proficiency in tools and protocols such as REST/JSON based APIs, FTP, MySQL/databases, and live-video streaming. Knowledge of NewsML-G2 XML standard, JSON formats, and media-focused CMS platforms. Experience with asset management best practices and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solution Architect - ServiceNow

South East London, London, United Kingdom
COMPUTACENTER (UK) LIMITED
sales activities with customers Solid understanding of ServiceNow developer APIs, development tools and techniques A good understanding of some of the following: Javascript, SOAP/REST web services, XML, JSON, Angular.js, HTML, CSS, Twitter Bootstrap, Jelly scripting. More ❯
Employment Type: Permanent
Posted:
JSON
London
10th Percentile
£46,960
25th Percentile
£55,000
Median
£70,000
75th Percentile
£82,500
90th Percentile
£103,750