1 to 25 of 129 Remote/Hybrid JSON Jobs

Senior Java Developer

Hiring Organisation
MW recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £125,000 per annum
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 ...

Senior Java Developer

Hiring Organisation
CODEVERSE LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £400 per day
Design and optimise AWS Aurora PostgreSQL databases and data platforms. Deploy and support applications using Docker and Kubernetes . Develop API integrations using REST, JSON and modern API design practices. Implement resilient systems with appropriate retry, timeout and error-handling mechanisms. Work with monitoring and observability tools including Grafana, Prometheus ...

Senior .Net Developer

Hiring Organisation
YourCode Recruitment
Location
Wakefield, West Yorkshire, United Kingdom
Salary
£ 60 K
continuous improvement.Tech Stack & SkillsEssential:Strong experience with C#, .NET, React, and JavaScript.Proficiency with Razor Pages, HTML, relational databases, and MicroServices.Understanding of OOP, REST, JSON, WebAPI, and authentication servers.Experience working with GIT and message/event bus systems.Excellent communication and problem-solving skills.Desirable:Experience with TypeScript, GraphQL, AWS, or Azure.Knowledge ...

Senior Salesforce Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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). ...

Sr. Sage 300 Developer

Hiring Organisation
Chef Works
Location
Poway, California, United States
Employment Type
Permanent
Salary
USD Annual
Framework (new development), Python. Database: Microsoft SQL Server, T-SQL, stored procedures, views, performance tuning, and database design. Integrations: REST APIs, Swagger/OpenAPI, JSON, XML, third-party APIs, and data synchronization technologies. Tools & Practices: Source control (Git preferred), CI/CD familiarity, and technical documentation. Leadership & Soft Skills Ownership ...

Senior Integration Developer (IBM ACE / IIB) – Banking

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
/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 ...

Senior .Net Developer

Hiring Organisation
LANCESOFT LTD
Location
London, United Kingdom
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/ ...

Boomi Architect

Hiring Organisation
Square One Resources
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
following: Technical Skills Strong hands-on experience with Boomi AtomSphere. Expertise in API Management, REST, SOAP, GraphQL, and microservices architectures. Experience with XML, JSON, XSLT, data mapping, and transformation. Knowledge of enterprise integration patterns and Middleware technologies. Experience integrating ERP, CRM, HR, and SaaS platforms (eg, Salesforce, SAP, Oracle, Workday ...

Senior C# / .NET Developer | Risk & Securities Lending

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
.NET (including .NET Core). Exceptional Object-Oriented Programming (OOP) skills and architectural design principles. Proven track record in designing and implementing REST/JSON APIs. Solid SQL database experience (e.g., SQL Server). Strong grasp of application performance, scalability, unit/integration testing, and CI/CD pipelines. Essential ...

QA Lead Engineer - PA26Q3QAJH101

Hiring Organisation
SS&C Technologies
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Java Developer

Hiring Organisation
Hastings Direct
Location
London, United Kingdom
Salary
£ 80 K
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 ...

Java Developer

Hiring Organisation
Hastings Direct
Location
Bexhill, East Sussex, United Kingdom
Salary
£ 70 K
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 ...

Senior DevTest Engineer Biometrics

Hiring Organisation
ASSA ABLOY
Location
Cardiff, South Glamorgan, United Kingdom
Salary
£ 55 K
/or Bitbucket/Git version control.Bluetooth Low Energy Protocol.I2C and SPI protocols.Windows/Mobile GUI/Application development.Demonstrable knowledge of API structures XML, JSON, or similar.Experience with Secure Elements, RFID, NFC, HCE or Bluetooth technologies is a plus.What we can offer you:Competitive salary and rewards package.Competitive benefits ...

Senior DevTest Engineer Biometrics

Hiring Organisation
Jobleads-UK
Location
Cardiff, Wales, United Kingdom
version control.* Bluetooth Low Energy Protocol.* I2C and SPI protocols.* Windows/Mobile GUI/Application development.* Demonstrable knowledge of API structures XML, JSON, or similar.* Experience with Secure Elements, RFID, NFC, HCE or Bluetooth technologies is a plus.**What we can offer you:*** Competitive salary and rewards package.* Competitive ...

Application Support Engineer

Hiring Organisation
Spectrum IT Recruitment
Location
Fareham, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £35,000 per annum
Contributing to team development and continuous improvement initiatives Skills Required Essential: Must have commercial experience in application/software support Exposure to C#, SQL, JSON, JavaScript, HTML, IIS, SQL Server Strong problem-solving and analytical skills Excellent communication (technical non-technical) High attention to detail and organisation Self-motivated with ...

MuleSoft Developer

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £675/day Inside remote working
Mule flows and managing Mule runtime environments. Experience integrating Salesforce with enterprise applications. Solid Java development skills. Strong understanding of REST and SOAP APIs, JSON, XML and data transformation. Experience implementing secure integration solutions using OAuth2, JWT, API gateways and encryption standards. Excellent analytical and problem-solving skills. Strong communication ...

.NET Developer

Hiring Organisation
Reed
Location
Birmingham, West Midlands, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum, Negotiable
developing their technical expertise. Essential: Commercial experience with C# and .NET Experience building web applications and APIs Strong SQL Server knowledge REST APIs and JSON Git version control HTML, CSS and Bootstrap Experience delivering software throughout the full development lifecycle Strong understanding of software design principles and best practice Bonus ...

Interface / Integration Developer (Java - Apache)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Senior DevOps Solutions Engineer

Hiring Organisation
Kosli
Location
England, United Kingdom
within commutable distance Solid experience in DevOps and Platform Engineering Proven architectural and design skills Programming and scripting languages (Python, Go, YAML, JSON etc.) Policy as code, for example Open Policy Agent and Rego. Git and version control workflows CI/CD tools (GitHub Actions, GitLab etc.) Container platforms (Docker ...

Senior DevTest Engineer Biometrics

Hiring Organisation
Jobleads-UK
Location
Cardiff, Wales, United Kingdom
version control. Bluetooth Low Energy protocol; I2C and SPI protocols. Windows/Mobile GUI/Application development. Demonstrable knowledge of API structures (XML, JSON, or similar). Experience with Secure Elements, RFID, NFC, HCE or Bluetooth technologies is a plus. Preferred/Desired Experience Ability to compile a Test Plan ...

Network DevOps Engineer

Hiring Organisation
MBDA
Location
Stevenage, Hertfordshire, United Kingdom
Salary
£ 60 K
REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI and Pydantic.Proficiency working with standard data structures, serialisation, and templating languages (e.g., JSON, YAML, Jinja2).In-depth understanding of DevOps principles and Agile software development methodologies (e.g., Scrum, Kanban).Experience using version control systems, specifically Git and GitLab.Practical ...

Network DevOps Engineer

Hiring Organisation
MBDA
Location
Bristol, Gloucestershire, United Kingdom
Salary
£ 55 K
REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI and Pydantic.Proficiency working with standard data structures, serialisation, and templating languages (e.g., JSON, YAML, Jinja2).In-depth understanding of DevOps principles and Agile software development methodologies (e.g., Scrum, Kanban).Experience using version control systems, specifically Git and GitLab.Practical ...

Network DevOps Engineer

Hiring Organisation
MBDA
Location
Bolton, Greater Manchester, United Kingdom
Salary
£ 50 K
REST and GraphQL APIs using frameworks such as Django REST Framework, FastAPI and Pydantic.Proficiency working with standard data structures, serialisation, and templating languages (e.g., JSON, YAML, Jinja2).In-depth understanding of DevOps principles and Agile software development methodologies (e.g., Scrum, Kanban).Experience using version control systems, specifically Git and GitLab.Practical ...

Lead Data Engineer

Hiring Organisation
Hackajob Ltd
Location
Swansea, Neath Port Talbot, Wales, United Kingdom
Employment Type
Permanent, Part Time
Salary
£95,000
Strong experience in IaC and able to guide how one could deploy infrastructure into different environments. Knowledge of handling and transforming various data types (JSON, CSV, etc) with Apache Spark, Databricks or Hadoop. Good understanding of possible architectures involved in modern data system design (Data Warehouse, Data Lakes, Data Meshes ...

Dotnet Developer

Hiring Organisation
LanceSoft UK
Location
City of London, London, United Kingdom
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/ ...