76 to 100 of 207 JSON Jobs in London

Unit4 ERP Technical Developer

Location
Greater London, England, United Kingdom
CS15, LG04) using XML and fixed‐length fields. Knowledge of AG16 and ASQL. Experience working with Unit4 REST and SOAP web services. Skilled in JSON and XML. Familiarity with Visual Basic (highly desirable). Ability to explain technical solutions to non‐technical audiences. Strong relationship‐building skills with clients ...

Senior Service Analyst

Location
City Of London, England, United Kingdom
materials. Nice to Have Experience in fintech, capital markets, structured products or supporting financial-services clients. Knowledge of APIs, Postman, system integrations, XML/JSON, logs, SQL or similar troubleshooting tools. Experience with Jira Service Management, ITIL practices and Major Incident Management. What Success Looks Like Operate confidently within ...

Seismic Engineer

Hiring Organisation
Robert Walters
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 65,000 - 85,000 Annual
Seismic content structures, metadata, permissions, user management and content distribution. Experience troubleshooting and resolving complex technical issues within Seismic environments. Understanding of REST APIs, JSON, authentication and enterprise application integration. Ability to work with technical teams and business stakeholders to deliver Seismic platform enhancements. Experience supporting enterprise SaaS applications within ...

Site Reliability Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£700 - £750 per day
Microsoft SQL Server (MSSQL) database administration, following industry best practices. Hands-on experience with identity brokers and modern authentication/authorisation mechanisms (e.g., JSON Web Tokens, PKI). Strong knowledge of Infrastructure as Code (IaC) tools such as Ansible for Linux provisioning and configuration management. Experience working with containerisation technologies ...

Solutions Architect

Location
London Borough of Harrow, England, United Kingdom
years of experience in a development role, preferably in a customer-facing capacity. Strong technical background with a deep understanding of RESTful APIs, JSON data structures, and front-end technologies like HTML. Hands-on experience with Microsoft ecosystem applications like Sharepoint, O365, MS Teams, Viva Engage and APIs. Experience managing ...

DevSecOps Engineer

Location
City Of London, England, United Kingdom
into how we build, automate, harden and ship How we're setup We build primarily with JavaScript and TypeScript, using Node.js. We use a JSON format called Apple News Format for Apple News delivery, which we will provide training on. Our data runs on MongoDB ...

AI Analyst (London)

Location
City Of London, England, United Kingdom
reconciling messy datasets You can use SQL and ideally Python or another scripting language to analyse or transform data You have worked with APIs, JSON, developer tools and automation platforms such as n8n, Make, Zapier, UiPath or similar You have practical experience using or integrating LLMs such as OpenAI, Claude ...

Backend Engineer

Location
Greater London, England, United Kingdom
work. About You Strong PHP and Laravel experience, with solid SQL, MySQL preferred, and a real understanding of optimisation and indexing. REST/JSON API development experience, and comfortable working with Redis alongside MySQL. AWS experience, particularly API Gateway, ECS and containers, plus Docker and Docker Compose. Confident within ...

Cyber Threat Intelligence Principal

Location
Greater London, England, United Kingdom
cyber security (CISSP, CEH, CISM, CompTIA Security+, or other certification preferred) Working fluency in Python/R, SQL, flat files and complex data types (JSON, XML), APIs, and Excel — enough to specify and interpret analysis with Data/Analytics teams Ability to translate real-world cyber threat behavior into modeling ...

Senior Software Engineer II - Data Onboarding & Reporting

Location
Greater London, England, United Kingdom
like Apache Iceberg or Delta Lake. Advanced Data Modeling: Deep expertise in Medallion Architecture patterns, Star Schemas, and processing semi-structured financial data logs (JSON/Avro). Robust ETL/ELT Orchestration: Expert proficiency in data transformation engines (such as dbt) and scheduling tools (such as Airflow). Stream ...

Sales Engineer

Location
Greater London, England, United Kingdom
Data Warehousing, ESB/Messaging, DV). Understanding of BigData, NoSQL, in-memory, MPP environments is welcome. Technical skills include JDBC/ODBC, XML, JSON, REST APIs, Java development and versioncontrol systems. Good knowledge of software development and architectural patterns. Ability to travel up to 10% to domestic client sites. ...

PS, Solution Architect ( Armis/Veza)

Location
Greater London, England, United Kingdom
Rapid7, Wiz, Prisma Cloud, ServiceNow VR, Centrix for VMDR). Proven ability to develop automation scripts and data pipelines (Python, PowerShell, Bash, REST APIs, JSON). Familiarity with risk‐based vulnerability management (RBVM) and prioritization scoring models. Strong understanding of cloud‐native security, container scanning, and hybrid infrastructure (AWS, Azure ...

Solutions Architect

Location
Greater London, England, United Kingdom
ability to manage multiple services* Enhanced technology knowledge of the Microsoft Office suite and Google Workspace applications* Familiarity with any of the following: SQL, JSON, REST, or Python is a plus* Demonstrated ability to curate and maintain customer-first relationships Travel Requirements and Working Conditions* Willingness to travel ...

Front-end Web Developer (Mid‐Level)

Location
Greater London, England, United Kingdom
React and Next.js. Able to take Figma designs and turn them into accurate, responsive website pages. Working knowledge of REST APIs or GraphQL, JSON, HTTP requests, authentication and error responses. Experience with server‐side or serverless development is beneficial. Familiar with GA4 and Google Tag Manager (GTM), including event tracking ...

Senior Platform Architect

Location
Greater London, England, United Kingdom
generative AI solutions, prompt engineering, Retrieval‐Augmented Generation (RAG) frameworks, and Agentic AI reasoning systems. Modern API & Integration Proficiency: Advanced expertise with RESTful APIs, JSON implementations, web services, database design, data modeling, and Model Context Protocol (MCP) configurations. Infrastructure & Security Cloud Ecosystems & iPaaS: Deep familiarity with cloud environments (AWS, Azure ...

Oracle EBS Technical Lead - London

Hiring Organisation
Salt
Location
London, England, United Kingdom
Workflow Oracle Application Framework (OAF) Oracle EBS APIs & Open Interfaces Oracle Integrated SOA Gateway (ISG) REST/SOAP API Development Web Services, REST APIs, JSON, XML Oracle Integration and Middleware concepts Technical Design, Code Reviews, Unit Testing & Deployment *Rates depend on experience and client requirements TPBN1_UKTJ ...

Oracle EBS Technical Lead - London

Hiring Organisation
Salt
Location
London, UK
Workflow Oracle Application Framework (OAF) Oracle EBS APIs & Open Interfaces Oracle Integrated SOA Gateway (ISG) REST/SOAP API Development Web Services, REST APIs, JSON, XML Oracle Integration and Middleware concepts Technical Design, Code Reviews, Unit Testing & Deployment *Rates depend on experience and client requirements ...

Lead Network Architect with IaC - London, UK

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £747 per day
Deep expertise in Cisco NX-OS, VXLAN BGP-EVPN, vPC, and Cisco NDFC. Infrastructure as Code (IaC) Automation: Python (REST APIs, data modeling), YAML, JSON, and Red Hat Ansible Automation Platform (AAP). CI/CD & Testing: GitHub/GitLab workflows, pyATS, and Genie for pre- and post-change validation. ...

Java Developer – Market Connectivity

Location
Greater London, England, United Kingdom
integrating and developing with TransFICC’s Connectivity Platform. Experience with electronic market protocols: FIX (4.x/5.x) Binary/Streaming protocols (ITCH, FAST, SBE, JSON over TCP). Familiarity with low‐latency patterns, high‐throughput messaging, and microservices. Additional Skills Experience with Linux, shell scripting, and performance analysis tools. Knowledge ...

Network Engineer

Location
Greater London, England, United Kingdom
OSPF Strong Knowledge of NAT, route maps/ACLs, and routing policies Strong knowledge of modern configuration management tools (Ansible, Jinja, JSON) Strong knowledge and experience developing in Python Proficient with GIT for software collaboration and version control 3+ years' experience hands on support and troubleshooting of production networks 3+ ...

Business Analyst

Location
Greater London, England, United Kingdom
part of a cross-functional team.**It would also be beneficial if you have:*** Experience with CRM platforms, particularly Pega.* An understanding of APIs, JSON, XML, system integrations and enterprise applications.* Awareness of the Software Development Life Cycle.* Business Analysis, Agile or Pega certifications.This is an excellent opportunity ...

Senior AI Platform Engineer - MCP AWS Agentic AI

Hiring Organisation
Method-Resourcing
Location
London, United Kingdom
Employment Type
Contract
development. Experience taking ownership of complex engineering projects, making architectural decisions and mentoring other engineers. Desirable: Python, FastAPI, LangGraph, LangChain or similar AI frameworks. JSON-RPC, SSE, WebSockets and event-driven architectures. Experience with RAG, LLM function calling and context management. An interest in sport and the sports betting industry. ...

Technical Product Manager

Location
London, United Kingdom
release requirements. Experience designing and refining test cases, ideally using tools such as Jira and Postman . 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 or vendors. ...

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 ...

Workday Integration Specialist

Location
Greater London, England, United Kingdom
understanding of HR, Payroll and people data processes, with knowledge of data governance, security controls, compliance requirements and integration best practices.* Proficiency in XML, JSON and XSLT, with experience interpreting technical specifications, working with vendor integrations and translating business requirements into effective technical solutions.* Strong analytical and problem-solving skills ...