JSON Jobs in London

126 to 146 of 146 JSON Jobs in London

Trainee/Junior Digital Twin Consultant

London, United Kingdom
Attega Group Ltd
Collaborating with project, design and site teams to ensure digital deliverables meet operational requirements. Engaging with evolving technologies such as IOT, BMS, Specialist equipment API s, and structured data, JSON, XML The ideal candidate: Dynamo, Grasshopper Power BI (dashboard and data models) Revit Interoperability Model Checker or Solibri (or Equivalent) Excel (Formula and Macro for data analytics) For more information More ❯
Employment Type: Permanent
Salary: GBP 28,000 - 50,000 Annual
Posted:

Product Owner - FinTech

London, South East, England, United Kingdom
Robert Walters
improve systems and experiences. Strong communicator - You can translate between technical and non-technical audiences with clarity and confidence. API-aware - You're comfortable with concepts like REST APIs, JSON, and tools like Postman (no coding required). Collaborative team player - You enjoy working cross-functionally with product managers, engineers, tax experts, and customer success teams. Robert Walters Operations Limited More ❯
Employment Type: Full-Time
Salary: £50,000 - £70,000 per annum
Posted:

Platform Design Lead

London, United Kingdom
Hybrid / WFH Options
ClearScore Technology Ltd
especially with Tokens Studio and component architecture. Leading within a strong cross-functional Platform team is a bonus. Technical Skills Comfortable working with front-end frameworks and tooling: GitHub, JSON, TypeScript, Swift, Kotlin. Familiarity with SDUI architectures and how design tokens and UI components map to server-driven schemas. Experience contributing to or owning a headless CMS content model is 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:

Enterprise Architect (London)

London, UK
Beat My Salary
Puppet is preferred. Working knowledge with AGILE development, SCRUM and Application Lifecycle Management (ALM) with one or more of the following programming languages: PowerShell, Bash, .Net, .Net Core, Java, JSON, PHP, Perl, Python, Ruby on Rails is preferred. Required: Azure Virtual Machines, Virtual Networks, ExpressRoute, Azure Active Directory, Azure Site Recovery, Azure Backup, Azure Storage, Networking and Security Solutions, ARM … Templates, JSON scripting, Windows and/or Linux administration, Azure App Services, Orchestration, Kubernetes, and Containers (Docker). Preferred: Azure Cloud Native Azure Integration Services (Logic Apps, API Management, Service Bus & Event Grid) Azure SQL Database, Azure Web Jobs, MySQL, SQL Server, SQL Server IaaS, SharePoint on Azure, Hyper-V, VMWare, System Center, firewalls, Web App proxies, Bash, BGP, Chef More ❯
Employment Type: Full-time
Posted:

Kotlin Developer (backend)

London, South East, England, United Kingdom
Hybrid / WFH Options
Avanti
be working on improving and building the solutions with a team of like-minded and creative developers. Tech stack: Kotlin, Spring, Java, PostgreSQL, AWS, Microservices, Typescript, Docker, Kubernetes, Terraform, JSON/REST, SOAP and XML. This role is a backend development position, and not mobile/android focused. You will need to be open to working in a fast-paced … sometimes chaotic start-up environment, truly committed to building something meaningful, and being part of a team on a mission. Essential Skills: Kotlin Spring/Springboot AWS (or similar) JSON/XML Docker/Kubernetes Experience within a start-up or SME Desirable: Node.JS RabbitMQ PostgreSQL Redis Interview process: 1st stage: Discussion with CEO – overview of company/role/ More ❯
Employment Type: Full-Time
Salary: £50,000 - £65,000 per annum
Posted:

Technical Architect (London)

Whetstone, Greater London, UK
Hybrid / WFH Options
Zendesk
bring to the role A second European Language 3+ years system, technical or solution architecture experience Experience with various architectures (Web, Enterprise, SaaS) and methodologies Experience with RESTful and JSON API implementation and integration approaches Good understanding of customer support processes and infrastructure Excellent instincts and ability to interface at a senior level with ease Excellent communication, interpersonal skills, and … bring to the role A second European Language 3+ years system, technical or solution architecture experience Experience with various architectures (Web, Enterprise, SaaS) and methodologies Experience with RESTful and JSON API implementation and integration approaches Good understanding of customer support processes and infrastructure Excellent instincts and ability to interface at a senior level with ease Excellent communication, interpersonal skills, and More ❯
Employment Type: Full-time
Posted:

Cloud Engineer

London, United Kingdom
Hybrid / WFH Options
HIBL
a focus on Vulnerability Management & Maintenance. Knowledge and Experience: Strong experience implementing Azure Infrastructure Services in accordance with best practises. Strong experience in automation levering scripting languages such as JSON, Bicep, Yaml, Python, Terraform, Ansible and PowerShell. Proven understanding in Containerisation and Serverless computing services and practices (examples such as Docker, Azure AKS, ACI, AWS EKS and Lambda). Strong … a focus on Vulnerability Management & Maintenance. Knowledge and Experience: Strong experience implementing Azure Infrastructure Services in accordance with best practises. Strong experience in automation levering scripting languages such as JSON, Bicep, Yaml, Python, Terraform, Ansible and PowerShell. Proven understanding in Containerisation and Serverless computing services and practices (examples such as Docker, Azure AKS, ACI, AWS EKS and Lambda). Strong More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer, Lifecycle + Growth United States, Germany, United Kingdom

London, United Kingdom
Hybrid / WFH Options
vercel.com
About Vercel: Vercel gives developers the tools and cloud infrastructure to build, scale, and secure a faster, more personalized web. As the team behind v0, Next.js, and AI SDK, Vercel helps customers like Ramp, Supreme, PayPal, and Under Armour build More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Business Analyst- Banking

London, United Kingdom
N Consulting Limited
between business stakeholders and technical teams to gather and document functional and non-functional requirements. Translate business needs into detailed specifications, data models, and interface definitions (e.g., Swagger/JSON APIs). Analyze large sets of banking data for insights and trends, supporting data-driven decision-making. Write complex SQL queries for data extraction, transformation, and analysis. Support the development … of banking operations - retail, corporate, payments, lending, treasury, or risk. Technical expertise in: SQL, data analysis, and data visualization tools (Power BI/Tableau/Qlik) APIs (knowledge of JSON, RESTful services, Swagger/OpenAPI specs) Excel, ETL tools, and basic scripting (Python is a plus) Experience working in Agile/Scrum environments. Strong documentation and communication skills. Ability to More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solutions Architect (London)

London, UK
Hybrid / WFH Options
Boodle Hatfield LLP
recommend areas for change as part of a continual improvement program. Develop and maintain API integrations between various systems to ensure seamless data flow and functionality. Use of SQL, JSON, OData and Rest APIs to build and maintain a data warehouse, adhering to best practices for data management and storage. Leverage Microsoft Power Apps to integrate with existing business systems … the requirements needed to support a robust hybrid working model. Proven experience in writing and managing API integrations. Strong knowledge of one or more coding languages for example SQL,JSON, OData, with experience in data warehousing. Familiarity with Microsoft Power Apps and their integration capabilities. Ability to quickly understand and navigate system architecture. Strong communication skills, both written and verbal More ❯
Employment Type: Full-time
Posted:

Support Engineer, Amazon

London, United Kingdom
Amazon
Selling Partner Identity Verification (SPIV) team ensures that Amazon is a safe and trustworthy place to shop and an amazing place to build a successful business selling products. We support this mission through providing a secure and accurate Identity verification More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Solutions Architect

City of London, London, England, United Kingdom
Larbey Evans
emerging technologies on a regular basis and recommend areas for change. Develop and maintain API integrations between various systems to ensure seamless data flow and functionality. Use of SQL, JSON, OData and Rest APIs to build and maintain a data warehouse. Leverage Microsoft Power Apps to integrate with existing business systems. Propose IT solutions to company and industry challenges. Ensure … topics and applications; iManage, 3E, Intapp, Mimecast, Tessian, Litera suite. Proven experience in writing and managing API integrations. Strong knowledge of one or more coding languages for example SQL, JSON, OData, with experience in data warehousing. Familiarity with Microsoft Power Apps and their integration capabilities. Strong understanding of Azure's infrastructure and services. A high level of understanding and adherence More ❯
Employment Type: Full-Time
Salary: £90,000 per annum
Posted:

AI Product Engineer

London, United Kingdom
Tenth Revolution Group
and TypeScript in a Next.js/AWS Amplify stack. Implement scalable, event-driven workflows with AWS Step Functions and Lambda . Integrate and normalize financial data across formats including JSON , XML , and CSV . Work cross-functionally with product, compliance, and operations teams to deliver production-ready solutions. Troubleshoot and optimize LLM pipelines; prior experience with LangChain or similar frameworks … practices. Technology Stack Languages: Python, TypeScript Frameworks: Next.js, LangChain Cloud & Infrastructure: AWS Amplify, AWS Lambda, AWS Step Functions AI Platforms: OpenAI, Anthropic, Google (Gemini/Vertex AI) Data Formats: JSON, XML, CSV Dev Tools: Cursor, Windsurf, Loom (for async walkthroughs) Why This Role Opportunity to lead the AI transformation inside a globally recognized financial firm. Work with modern tech and More ❯
Employment Type: Permanent
Salary: £120000 - £150000/annum
Posted:

Research Projects Data Analyst

London, United Kingdom
Hybrid / WFH Options
The National Archives, UK
Research Projects Data Analyst page is loaded Research Projects Data Analyst Apply locations Kew time type Full time posted on Posted 19 Days Ago job requisition id JR200565 As the living, growing home of our national story, The National Archives More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Data Engineer (Data Migrations)

South West London, London, United Kingdom
Hybrid / WFH Options
Get Staffed Online Recruitment
playbook. A typical migration includes: Booking a migration date and answering any customer queries Receiving data via FTP (typically ~5GB) Cleaning, validating, and converting data using Ruby scripts (CSV → JSON) Writing new Ruby scripts where needed (for less structured sources) Uploading converted data to AWS S3 and scheduling import jobs Iterating on their tooling and processes to improve speed, reliability … as a Data Engineer or backend developer with strong data transformation and scripting skills Proficiency in Ruby (or ability to pick it up quickly); experience processing CSV and outputting JSON Comfortable with Linux, bash scripting, Ansible provisioning, and remote Ubuntu environments Familiar with both SQL and NoSQL structures (e.g. they import from MongoDB, though don't use it internally) Experience … validating, transforming, and cleaning large datasets Confident working with CSV/JSON, Postgres (for intermediate processing), and AWS S3 Experience building automated test suites (they use RSpec) Excellent spoken/written English, customer-focused mindset, and calm communication style Able to own and improve a technical function independently Located within UTC-4 to UTC+3 (UTC+1 preferred for alignment) Bonus points More ❯
Employment Type: Permanent
Salary: £75,000
Posted:

Data Engineer Data Migrations

London, South East, England, United Kingdom
Hybrid / WFH Options
Get Staffed Online Recruitment Limited
playbook. A typical migration includes: Booking a migration date and answering any customer queries Receiving data via FTP (typically ~5GB) Cleaning, validating, and converting data using Ruby scripts (CSV JSON) Writing new Ruby scripts where needed (for less structured sources) Uploading converted data to AWS S3 and scheduling import jobs Iterating on their tooling and processes to improve speed, reliability … as a Data Engineer or backend developer with strong data transformation and scripting skills Proficiency in Ruby (or ability to pick it up quickly); experience processing CSV and outputting JSON Comfortable with Linux, bash scripting, Ansible provisioning, and remote Ubuntu environments Familiar with both SQL and NoSQL structures (e.g. they import from MongoDB, though don’t use it internally) Experience … validating, transforming, and cleaning large datasets Confident working with CSV/JSON, Postgres (for intermediate processing), and AWS S3 Experience building automated test suites (they use RSpec) Excellent spoken/written English, customer-focused mindset, and calm communication style Able to own and improve a technical function independently Located within UTC-4 to UTC+3 (UTC+1 preferred for alignment) Bonus points More ❯
Employment Type: Full-Time
Salary: £65,000 - £78,000 per annum
Posted:

Data Engineer (Data Migrations)

London, United Kingdom
Hybrid / WFH Options
Carebit Health Limited
playbook. A typical migration includes: Booking a migration date and answering any customer queries Receiving data via FTP (typically ~5GB) Cleaning, validating, and converting data using Ruby scripts (CSV → JSON) Writing new Ruby scripts where needed (for less structured sources) Uploading converted data to AWS S3 and scheduling import jobs Iterating on our tooling and processes to improve speed, reliability … as a Data Engineer or backend developer with strong data transformation and scripting skills Proficiency in Ruby (or ability to pick it up quickly); experience processing CSV and outputting JSON Comfortable with Linux, bash scripting, Ansible provisioning, and remote Ubuntu environments Familiar with both SQL and NoSQL structures (e.g. we import from MongoDB, though don’t use it internally) Experience … validating, transforming, and cleaning large datasets Confident working with CSV/JSON, Postgres (for intermediate processing), and AWS S3 Experience building automated test suites (we use RSpec) Excellent spoken/written English, customer-focused mindset, and calm communication style Able to own and improve a technical function independently Located within UTC-4 to UTC+3 (UTC+1 preferred for alignment) Bonus points More ❯
Employment Type: Permanent
Salary: £65000 - £78000/annum
Posted:

Boomi Integration Developer

London, United Kingdom
Hybrid / WFH Options
Noir Consulting
Boomi Integration Developer - 6 Months Contract - £500/Day (Outside IR35) - Remote Working (Tech stack: Boomi Integration Developer, ERP, WMS, API, REST, SOAP, JSON, XML, CSV, Programmer, Full Stack Engineer, Architect, Boomi Integration Developer) After 15 years' experience in the fashion industry, our client has a mission to change the way people find clothes they love by combining technology with … each customers' preselected unique fashion tastes.To achieve this, our client is looking for contract Boomi Integration Developer with experience in some or the following: ERP, WMS, API, REST, SOAP, JSON, XML and CSV. The initial contract will be written for 6 months and extended thereafter. Location: Remote Working Rate: £500/Day - Outside IR35 Applicants must be based in the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Boomi Integration Developer

City of London, London, England, United Kingdom
Hybrid / WFH Options
Noir
Boomi Integration Developer - 6 Months Contract - £620/Day (Inside IR35) - Remote Working (Tech stack: Boomi Integration Developer, ERP, WMS, API, REST, SOAP, JSON, XML, CSV, Programmer, Full Stack Engineer, Architect, Boomi Integration Developer) After 15 years' experience in the fashion industry, our client has a mission to change the way people find clothes they love by combining technology with … customers' preselected unique fashion tastes. To achieve this, our client is looking for contract Boomi Integration Developer with experience in some or the following: ERP, WMS, API, REST, SOAP, JSON, XML and CSV. The initial contract will be written for 6 months and extended thereafter. Location: Remote Working Rate: £620/Day - Inside IR35 Applicants must be based in the More ❯
Employment Type: Contractor
Rate: £500 - £620 per day
Posted:

Vacancy for Research Projects Data Analyst at The National Archives (UK)

London, United Kingdom
Digital Preservation Coalition
Vacancy for Research Projects Data Analyst at The National Archives (UK) 29 July 2025 London, England Fixed Term Are you passionate about data and making a difference in the public sector? The National Archives is looking for a talented data More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
JSON
London
10th Percentile
£46,960
25th Percentile
£51,563
Median
£67,500
75th Percentile
£81,125
90th Percentile
£108,125