1 to 25 of 36 JSON Jobs in London

Java Specialist

Hiring Organisation
Pyramid Consulting, Inc
Location
City of London, London, United Kingdom
hands-on skills in: Java 8/17, Spring, Spring Boot, Hibernate, JEE, MVC, Swing, JSP, Webservices (REST/SOAP), Angular/AngularJS, jQuery, JSON, HTML, CSS, XSLT Expertise with: Tomcat, JBoss EAP, Apache, SQL, Oracle, PL/SQL, XML, Maven, Ant, CI/CD (Azure Pipeline), Jira, Subversion Experience ...

Senior Automation Test Engineer - ETRM / Trading Platforms

Hiring Organisation
Data Careers
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
with an ETRM platform with as many of the following as possible: Programming & Scripting: Python, Java, JavaScript, C++, Scriban Web Technologies: RESTful APIs, HTTP, JSON, HTML, CSS, Node.js Databases: SQL Server, MySQL, PostgreSQL, MongoDB Tools & Frameworks: Git, Docker, Jenkins, Kubernetes, Agile (Scrum & Kanban), JIRA, Pytest, Powershell Operating Systems: Linux, Windows ...

Mulesoft Developer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£470 - £520/day
Integration concepts & technologies. MuleSoft Anypoint Platform & components (Mule ESB, API Manager, CloudHub, etc.) Java programming & experience with other programming languages such as XML, JSON, SQL Agile software development methodologies. Cloud-based integration platforms such as Amazon Web Services (AWS) or Microsoft Azure. API design and development. Knowledge of RESTful ...

Java Full Stack Developer

Hiring Organisation
Syntax Consultancy Ltd
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum + Benefits + Bonus
Java 8/11 , Spring Boot, Spring Framework and Micro-services development experience. JavaScript, NodeJS, ReactJS preferred and REST API, PostgreSQL/NoSQL databases, JSON and XML. AWS Cloud environments including: ECS, EKS, API Gateway + Serverless. DevOps and CI/CD technologies , including hands-on experience of Jenkins, Docker ...

Software Engineer - Visual Quality

Hiring Organisation
MicroTECH Global Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Python, developing high-performance, multithreaded applications, ideally with Flask, SQL, and databases. Proficient in Linux development environments. Hands-on experience with REST, HTTP, JSON, and Docker. Comfortable in Agile environments, using Scrum or Kanban and tools such as Jira. Familiarity with CI/CD processes, including source control, build creation ...

Software Engineer - Visual Quality

Hiring Organisation
Microtech Global Ltd
Location
London, United Kingdom
Employment Type
Permanent
have significant experience developing using these technologies. - Experience using Linux as a target development platform? - Hands-on experience with technologies such as REST, HTTP, JSON and docker - Excellent communication skills and comfortable providing clear accurate progress updates and able to document requirements and work completed. - Have worked in an Agile ...

Java Full stack Developer

Hiring Organisation
KBC Technologies UK LTD
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Spring Boot Hands-on experience with Kafka and asynchronous messaging Experience with API Gateway solutions (Apigee preferred) Strong knowledge of REST APIs, JSON, OpenAPI/Swagger Experience with SQL/NoSQL databases (Oracle, PostgreSQL, MongoDB) Frontend experience with Angular or React Understanding of payment systems and financial services architecture Preferred ...

Full-Stack Software Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£520 per day
/17+) Deep Spring Boot & microservices experience Strong AWS skills (EC2, S3, Lambda, IAM) Kafka/event-driven systems SQL optimisation REST/JSON API design Docker proficiency Excellent communication skills Nice to Have JavaScript/React Aurora/RDS If you're proactive, outcomes-driven, and thrive in high ...

Senior Android App Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Strong proficiency in Kotlin and Android SDKs, with a deep understanding of Jetpack libraries, Compose and modern Android architecture components. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture). * Familiarity with Android Studio, GitHub, mobile CI/CD tools, automated testing frameworks and the Play store ...

Senior Technical Integration Manager (Oracle Fusion Cloud)

Hiring Organisation
Circle Group
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £700 per day
oracle fusion cloud implementation Proven hands-on expertise designing and building integrations using OIC adapters, REST/SOAP APIs, XML, XSD, XSLT, and JSON, and file-based orchestrations Solid understanding of Fusion data models and experience interfacing with FBDI , HDL , and BICC artefacts Deep knowledge of Oracle Integration Cloud ...

Contract Software Engineer - eDV Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £800 per day
skills and a proactive, team-oriented approach. Confident client-facing communication skills. Desirable Skills & Experience Experience with Apache NiFi and Node.js . Familiarity with JSON, XML, XSD, and XSLT . Knowledge of Jenkins, Maven, BitBucket, and Jira . Exposure to AWS and cloud technologies. Experience working within agile methodologies (Scrum ...

Python/ AI Developer

Hiring Organisation
FDM Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£55,000 - £75,000 per annum
coding practices (Key Vault, input validation, encryption), RBAC, and API key/credential management. Data Handling & Storage: Skilled in structured/unstructured data (CSV, JSON, XML, PDF, DOCX); efficient data processing and storage using Python and Azure services. API Development: Experience building and consuming REST APIs with authentication and service ...

Python Developer

Hiring Organisation
microTECH Global LTD
Location
London, UK
Employment Type
Full-time
will have significant experience developing using these technologies. - Experience using Linux as a target development platform - Hands-on experience with technologies such as REST, JSON and docker - Exposure of commonly used test frameworks such as Pytest, Google Test Framework - Skilled with common front-end technologies such as HTML ...

Principal Engineer React, Typescript, C#, AWS (Serverless), MySQL

Hiring Organisation
Smart Sourcer Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
across squads; accountable for how software is built and shipped. Design and develop distributed, scalable microservices (C# .NET Core or Node.js) and REST/JSON APIs. Build modern React + TypeScript UIs with component-driven design, advanced state management, and reusable frameworks. Leverage AWS services (Lambda, API Gateway, SQS/ ...

Dynamics 365 CE Developer

Hiring Organisation
Morson Edge
Location
Central London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - 550 per day
Automate flows and Canvas Apps Strong skills in Dynamics 365 CRM configuration, customisation, and integration capabilities Expertise in integration technologies like Logic Apps, HTTP, JSON Proficiency in programming languages such as .NET, C#, JavaScript Development and Project Leadership Experienced in developing Dynamics plugins and enhancing forms with JavaScript and HTML ...

Lead Software Developer

Hiring Organisation
Experis
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
modern frameworks and technologies. Azure Logic Apps: Configure and integrate Azure Logic Apps to enable seamless workflows and business process automation. Proficiency Coding Languages JSON, JavaScript, PowerShell & C# Azure Security: Implement and adhere to best practices in Azure security, including identity management, access control, and threat protection. Front-End Development ...

Senior React Native Engineer - London Hybrid : £100-120k+

Hiring Organisation
Hunter Bond
Location
London, UK
Employment Type
Full-time
Bring 5+ years' experience delivering production mobile apps for iOS and Android. Strong expertise with iOS/Android SDKs, remote data handling (REST/JSON) and third-party integrations. Solid understanding of mobile architecture, trends and best practices across the entire development lifecycle. Clear, confident communication skills — written, verbal ...

Oracle Cloud Integrations Specialist

Hiring Organisation
SUMMER-BROWNING ASSOCIATES LIMITED
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £0.00 per day + Excellent Day Rates
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. ...

Python Developer

Hiring Organisation
Insight Global
Location
City of London, London, United Kingdom
development experience Strong understanding of monitoring platforms and scripting Demonstrated data manipulation skills; ensuring data integrity Experience with middleware tools, preferably AMPS Proficiency in JSON, React, REST APIs, FastAPI, Unix/Linux, OpenShift, Docker, Kubernetes Experience with unit testing and writing clear Jira tickets Excellent interpersonal communication skills Plusses: Previous ...

Technical Delivery Manager

Hiring Organisation
Adecco
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£550 - £600 per day
financial crime technology delivery. Hands-on experience with Actimize SAM-10 Cloud and cloud platforms (AWS preferred). Strong technical background (C#, SQL, APIs, JSON/XML) and knowledge of modern data architectures. Excellent communication, stakeholder management, and team leadership skills. Candidates will ideally show evidence of the above ...

Python Developer

Hiring Organisation
Insight Global
Location
London Area, United Kingdom
Haves 4+ years of Python development experience. Strong understanding of monitoring platforms and scripting. Ability to schedule scripts and ensure data integrity. Proficiency in: JSON and data manipulation React REST APIs, FastAPI Unix/Linux OpenShift, Docker, Kubernetes Experience with unit testing and writing clear Jira tickets. Plusses Previous experience ...

Full Stack Developer – AI & Automation (UK Remote)

Hiring Organisation
Stanley House Consulting
Location
City of London, London, United Kingdom
Storage) AI/ML: OpenAI, Anthropic Claude, LangChain, Vector Databases Deployment: Vercel, GCP Must-Have Skills Core Languages: TypeScript, JavaScript, Python Databases: MySQL, PostgreSQL, JSON Frameworks: Next.js & React, incl. App Router (Server/Client Components, Server Actions) Proficiency in Supabase (database design, RLS, auth flows) Third-party API App Integration ...

iOS Developer

Hiring Organisation
YEO Messaging
Location
London, UK
Employment Type
Full-time
SwiftUI Knowledge of mobile app architecture, MVC/MVVM, and design patterns Familiarity with version control systems such as Git Understanding of API integration, JSON, and third-party libraries Experience writing unit and UI tests to ensure robustness Experience with creating SDK's for deployment across multiple applications Strong problem ...

Technical Business Analyst

Hiring Organisation
Marshall Wolfe
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
Understanding of Large Language Models (LLMs) and prompt-engineering principles. Highly organised, proactive, and able to manage multiple projects simultaneously. Preferred experience: Familiarity with JSON, XML, or other structured data formats. Experience with rules engines, decision management systems, or low-code/BPM tools. Understanding of knowledge representation, logic ...

Data Modeler

Hiring Organisation
Harnham
Location
London Area, United Kingdom
ensure data models align with business and technical goals. Leveraging tools such as ERWin, Sparx, RSA, Visio , and handling semi-structured data formats (JSON, XML, Parquet). SKILLS AND EXPERIENCE The successful Data Modeller will have the following skills and experience: Proven experience in data modelling within consulting or financial ...