251 to 275 of 426 Permanent JSON Jobs

Senior Integrations Engineer - Ruby & API Expert

Location
Ruddington, England, United Kingdom
engineer to lead complex integration challenges. You will own the design, development, and maintenance of integrations using Ruby, building and consuming REST APIs with JSON and XML, while enforcing strong security with OAuth and Basic Authentication. You will work with Swagger/OpenAPI to design and document APIs, tackle data ...

Hybrid Software Engineer - Integrations (Payroll & HR)

Location
Greater London, England, United Kingdom
platform. You’ll work in a hybrid setup, three days in the London office, with remote work options. Required: 2+ years Python, REST/JSON/XML, SQL, and AWS experience; collaborative, organized and client‐facing capable. #J-18808-Ljbffr ...

Azure Office 365 / London / Contract

Location
Greater London, England, United Kingdom
developing with O365 Delve Strong development skills in C#, ASP.net (MVC) with .NET Framework 4.6 and up in Visual Studio API & Microservices REST APIs , Json By clicking the link above or any third-party link within this posting, you are leaving this site and going to a third-party website ...

Automation Test Lead

Location
Bolsterstone, England, United Kingdom
/CD pipeline experience, ideally Jenkins Solid understanding of TDD, SOLID principles, Page Object Model & Page Factory Test data management using CSV, YAML & JSON SQL and relational database testing experience Financial Services/Banking experience highly desirable Sheffield (Hybrid - 2 days onsite) Immediate start preferred Excellent chance of extension beyond ...

ESB Developer

Location
Glasgow, Scotland, United Kingdom
Good understanding about the different integration patterns using DataPower. Good knowledge about JSON, XML, XSLT, JS, SOAP, REST, WSDL with development experience. Working experience with developing MPGW(Multi Protocol Gateways) and configuring policy rules within MPGW. Implementing security profile rules for integration with other systems over MQ and HTTP. Debugging ...

Applications Support Analyst/Developer

Hiring Organisation
Kudos Partners
Location
Slough, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£75,000
Experience in supporting API solutions Nice to have skills; Experience in D365 systems Experience in supporting BigCommerce websites Web technologies including Angular, .net, json Key business objectives; Provide a customer driven professional service as part of 2nd and 3rd line Applications Support within the IT Applications team to ensure ...

Technical Product Manager - Hybrid

Location
London, United Kingdom
deadlines. Experience of UAT and end-to-end technical testing , including analysing results against scope and release requirements. A good understanding of APIs and JSON/XML . Digital experience across e-commerce integrations, Android applications, UX/UI and customer journeys . Experience managing external developers, technology partners ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £80000/annum Great Benefits
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 ...

Software Developer

Location
Greater London, England, United Kingdom
programming, guaranteeing similarity and security across frameworks. Inventively add to new elements and bug fixes utilizing our cutting-edge innovation stack including Java Script, JSON, Node.js, and React. Team up intimately with project directors, experts, and engineers to adjust programming answers for business needs. Make itemized specialized determinations and extend ...

Full Stack PHP Developer

Location
Greater London, England, United Kingdom
HTML, and CSS. Familiarity with Bootstrap or other frontend/CSS libraries. Understanding of UI/UX principles. Experience working with APIs/Widgets (JSON, XML) — ideally building and incorporating your own. Experience with a PHP Framework (e.g. Laravel) is desirable. Experience with React or another modern JavaScript framework ...

Junior Software Developer (Power Platform)

Hiring Organisation
scrumconnect ltd
Location
City, Newcastle Upon Tyne, United Kingdom
Employment Type
Permanent
Salary
GBP 48,000 Annual
knowledge of Power Apps, Power Automate and Dataverse. Experience configuring forms, tables, views, business logic, security roles and automated workflows. Understanding of APIs, connectors, JSON and integration principles. Experience with unit testing, defect management and technical documentation. Ability to work well in an architecture-led, multidisciplinary agile team. Strong problem ...

Delivery Solutions Engineer

Location
Greater London, England, United Kingdom
Product/R&D. Requirements 3+ years in solutions engineering,system engineering, or system integration (SaaS/web). Strong knowledge of REST APIs, JSON, HTTP, and relational databases (SQL). Understanding complex system architectures and data flow. Experience in debugging, troubleshooting, and analysinglogs. Familiarity with HTML/CSS; JavaScript ...

Project Manager

Location
Glasgow, Scotland, United Kingdom
organizational and multitasking skills Sound understanding of: File transformation and data normalization Connectivity protocols including MQ, FTP, FIX Messaging formats such as XML, FIX, JSON, and Proto SQL Desired Previous experience in Financial Services and/or Technology Start-ups #J-18808-Ljbffr ...

Senior Site Reliability Engineer (LON)

Location
Greater London, England, United Kingdom
microservices, including containerisation, management of Kubernetes workloads and API management. Hands-on experience with Azure, Infrastructure as Code (IaC), and technologies such as PowerShell, JSON, Azure Bicep, ARM and Azure DevOps. The client is moving to Terraform, which is essential , moving from Bicep (desirable). Experience with Full Stack Observability ...

Integration Engineer

Location
Woking, England, United Kingdom
Responsibilities Design, develop and support integration solutions for Clinisys products, including WinPath and CLS. Deliver integrations across healthcare and laboratory environments using HL7, APIs, JSON and related technologies. Work closely with customers to gather requirements, design solutions and implement workflows. Lead integration activities through design, testing, deployment and go-live. ...

AI Integration & Dashboard Specialist

Location
Greater London, England, United Kingdom
using the integration and the dashboard. Provide post-launch support during an agreed stabilisation period. Qualifications: Proven experience with API integrations (REST APIs, webhooks, JSON) (required). Hands-on experience with the Claude API or other large language model APIs, such as OpenAI or Gemini. Familiarity with MCP (Model Context ...

Product Security Architect- 9-month temp position New United Kindom

Location
United Kingdom
years of customer-facing technical account management, solutions engineering, or technical delivery experience within the cybersecurity domain. Hands-on technical proficiency with REST APIs, JSON payload structures, SQL database queries, and standard protocols (HTTP, SSH, LDAP). Demonstrated experience in security data correlation across disparate silos (e.g., Endpoint, Network, Vulnerability ...

Senior Backend Engineer

Location
United Kingdom
proficiency in Rust & Typescript (ideally both) Experience building performant backend services, APIs and libraries at production scale Practical experience in Web3 development e.g. Ethereum JSON‐RPC, Viem/Ethers, Contract ABIs, call encoding/decoding etc Good knowledge of CI/CD, service deployments, containerisation Strong security knowledge e.g. authentication ...

AI Platform Engineer - TypeScript AWS MCP Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
LangGraph, LlamaIndex or comparable agent frameworks. LLM function calling, tool use and agent orchestration. API gateways, OAuth2, JWT and secure service-to-service communication. JSON-RPC, Server-Sent Events (SSE), WebSockets or asynchronous programming. Experience designing and deploying production AI applications. If you're a strong backend engineer ...

Forward Deployed Engineer

Location
United Kingdom
persistence to track down issues wherever they sit. Solid technical foundations: a working knowledge of Python, and confidence with APIs, data formats such as JSON, and reading production code. Hands-on experience with modern AI tools, including prompt engineering, retrieval-augmented generation (RAG), agentic workflows and evaluating model outputs. ...

Senior Product Manager, Trading Connectivity

Location
Greater London, England, United Kingdom
provider connectivity. Working knowledge of FIX and API-based trading protocols, including REST and WebSocket. Technical aptitude and comfort working with API documentation, logs, JSON messages and production data. Good understanding of trading concepts such as order type, liquidity aggregation, smart order routing, rate limits and execution algorithms. Comfortable using ...

Software Engineer

Location
Witney, England, United Kingdom
tier Web applications using .Net Framework, .Net Core, ASP.Net, WCF and C#, MVC 4/5 Web Development, RESTful API Services, Web API and JSON Well versed with C#, modern UI technologies and database/ORM technologies. Must have solid understanding of modern architectural and design patterns. Comprehensive knowledge ...

Client Success Analyst / Senior Analyst (EMEA / UK)

Location
Greater London, England, United Kingdom
issues at once Based in EMEA/UK and happy to travel to clients occasionally (around 5–10%) Nice to have: SQL, APIs/JSON, ISO 20022 or FpML, Jira At KOR, company culture and fit to it is everything to us. We are looking for an open‐minded, humble ...

Business Analyst - London Market Insurance

Location
Greater London, England, United Kingdom
documentation skills.* Ability to work across time zones and travel when required.Desirable Skills* Experience with DXC Assure or OPEN product sets.* Knowledge of XML, JSON, REST APIs.* UI/UX design experience or understanding of user-centered design.* Presentation and demo skills.**What we can offer you:*** Competitive Compensation & Pension ...

Senior Offensive Security Analyst London, England, United Kingdom

Location
Greater London, England, United Kingdom
ability to articulate findings clearly to technical and non‐technical stakeholders Perform in‐depth penetration testing on APIs with a primary focus on OAuth, JSON Web Tokens (JWT), token validation, and permission handling Assess services both from the perspective of an external attacker and through code review, analysing the logic ...