JSON Jobs in London

JSON
England > London

The table below provides summary statistics for permanent job vacancies advertised in London requiring JSON skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited JSON over the 6 months leading up to 13 May 2025, comparing them to the same period in the previous two years.

6 months to
13 May 2025
Same period 2024 Same period 2023
Rank 280 245 224
Rank change year-on-year -35 -21 -45
Permanent jobs citing JSON 120 296 556
As % of all permanent jobs advertised in London 0.92% 1.25% 1.62%
As % of the Libraries, Frameworks & Software Standards category 3.52% 5.08% 4.65%
Number of salaries quoted 79 237 414
10th Percentile £45,000 £48,250 £51,250
25th Percentile £55,625 £52,500 £60,000
Median annual salary (50th Percentile) £67,500 £67,500 £70,000
Median % change year-on-year - -3.57% -6.67%
75th Percentile £90,000 £80,000 £90,000
90th Percentile £103,750 £91,250 £103,675
England median annual salary £61,625 £60,000 £65,000
% change year-on-year +2.71% -7.69% +8.33%

All Software Libraries and Frameworks
London

JSON falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring technical specification, industry standards, software libraries and framework skills in London.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 3,405 5,823 11,951
As % of all permanent jobs advertised in London 26.18% 24.61% 34.77%
Number of salaries quoted 2,379 4,719 8,440
10th Percentile £50,000 £47,500 £50,000
25th Percentile £61,250 £60,000 £62,500
Median annual salary (50th Percentile) £82,500 £80,000 £80,000
Median % change year-on-year +3.13% - +3.23%
75th Percentile £110,000 £102,500 £100,000
90th Percentile £130,000 £130,000 £120,000
England median annual salary £66,225 £60,000 £67,500
% change year-on-year +10.38% -11.11% +3.85%

JSON
Job Vacancy Trend in London

Job postings citing JSON as a proportion of all IT jobs advertised in London.

Job vacancy trend for JSON in London

JSON
Salary Trend in London

3-month moving average salary quoted in jobs citing JSON in London.

Salary trend for JSON in London

JSON
Salary Histogram in London

Salary distribution for jobs citing JSON in London over the 6 months to 13 May 2025.

Salary histogram for JSON in London

JSON
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JSON within the London region over the 6 months to 13 May 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
Central London +25 41 £75,000 +5.26% 8
South London -10 4 - - 3
JSON
England

JSON
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 8 (6.67%) SharePoint
2 7 (5.83%) CMS
3 6 (5.00%) Confluence
3 6 (5.00%) WordPress
4 5 (4.17%) OpenEdge
4 5 (4.17%) Oracle SOA Suite
5 4 (3.33%) Drupal
5 4 (3.33%) Mule
6 3 (2.50%) Apache Airflow
6 3 (2.50%) Oracle Coherence
6 3 (2.50%) Tomcat
7 2 (1.67%) CICS
7 2 (1.67%) WebSphere
8 1 (0.83%) Apache
8 1 (0.83%) Appian
8 1 (0.83%) Ethereum
8 1 (0.83%) Solana
Applications
1 3 (2.50%) Microsoft Excel
2 2 (1.67%) Microsoft Office
3 1 (0.83%) Microsoft PowerPoint
Business Applications
1 13 (10.83%) Dynamics CRM
Cloud Services
1 57 (47.50%) Azure
2 37 (30.83%) AWS
3 22 (18.33%) Power Platform
4 17 (14.17%) Serverless
5 16 (13.33%) Azure DevOps
6 14 (11.67%) Dynamics 365
6 14 (11.67%) PowerApps
7 12 (10.00%) Azure Logic Apps
7 12 (10.00%) GCP
7 12 (10.00%) Power Automate
8 11 (9.17%) GitHub
8 11 (9.17%) Microsoft 365
9 8 (6.67%) SaaS
10 6 (5.00%) Entra ID
11 5 (4.17%) Amazon ECS
11 5 (4.17%) Cloud Computing
12 4 (3.33%) Amazon EKS
12 4 (3.33%) Azure Data Factory
12 4 (3.33%) Azure Functions
12 4 (3.33%) Snowflake
Communications & Networking
1 15 (12.50%) HTTP
2 6 (5.00%) Ethernet
2 6 (5.00%) Firewall
3 5 (4.17%) Cisco ISE
3 5 (4.17%) LAN
3 5 (4.17%) SD-WAN
3 5 (4.17%) WAN
4 2 (1.67%) Modbus
4 2 (1.67%) MQTT
5 1 (0.83%) BGP
5 1 (0.83%) Internet
5 1 (0.83%) Network Security
5 1 (0.83%) SMS
5 1 (0.83%) SSH
5 1 (0.83%) X.21
Database & Business Intelligence
1 20 (16.67%) SQL Server
2 16 (13.33%) Power BI
3 10 (8.33%) Relational Database
3 10 (8.33%) SQL Server Reporting Services
4 7 (5.83%) RDBMS
5 6 (5.00%) NoSQL
5 6 (5.00%) Tableau
6 5 (4.17%) MySQL
6 5 (4.17%) SQL Server Integration Services
7 4 (3.33%) Amazon QuickSight
7 4 (3.33%) Data Lake
7 4 (3.33%) Data Warehouse
7 4 (3.33%) Parquet
7 4 (3.33%) PostgreSQL
8 2 (1.67%) Azure SQL Database
8 2 (1.67%) DB2
9 1 (0.83%) MS Access
9 1 (0.83%) OLAP
9 1 (0.83%) Oracle Reports
9 1 (0.83%) Star Schema
Development Applications
1 26 (21.67%) Git
2 22 (18.33%) Jenkins
3 10 (8.33%) Postman
4 9 (7.50%) Selenium
5 8 (6.67%) JIRA
6 7 (5.83%) Bitbucket
6 7 (5.83%) JUnit
7 5 (4.17%) JMeter
7 5 (4.17%) NUnit
7 5 (4.17%) Team Foundation Server
7 5 (4.17%) TeamCity
8 4 (3.33%) Mockito
8 4 (3.33%) Octopus Deploy
8 4 (3.33%) SoapUI
9 3 (2.50%) Appium
9 3 (2.50%) Jasmine
9 3 (2.50%) Mocha
9 3 (2.50%) PHPUnit
9 3 (2.50%) WebDriver
9 3 (2.50%) webpack
General
1 54 (45.00%) Social Skills
2 20 (16.67%) Finance
3 13 (10.83%) Analytical Skills
3 13 (10.83%) Public Sector
4 8 (6.67%) Banking
5 6 (5.00%) Advertising
5 6 (5.00%) Inclusion and Diversity
5 6 (5.00%) Marketing
6 5 (4.17%) Investment Banking
6 5 (4.17%) Retail
7 4 (3.33%) Documentation Skills
7 4 (3.33%) Electronics
7 4 (3.33%) Law
7 4 (3.33%) Manufacturing
8 3 (2.50%) Games
8 3 (2.50%) Influencing Skills
9 2 (1.67%) iGaming
9 2 (1.67%) Prime Brokerage
9 2 (1.67%) Telecoms
10 1 (0.83%) Presentation Skills
Job Titles
1 45 (37.50%) Developer
2 20 (16.67%) Senior
3 15 (12.50%) Architect
4 9 (7.50%) Lead
5 8 (6.67%) Java Developer
5 8 (6.67%) Senior Developer
6 7 (5.83%) Consultant
6 7 (5.83%) Data Engineer
7 6 (5.00%) Analyst
7 6 (5.00%) CRM Architect
7 6 (5.00%) Dynamics CRM Architect
7 6 (5.00%) Full-Stack Developer
8 5 (4.17%) Lead Developer
8 5 (4.17%) Network Architect
8 5 (4.17%) Progress Developer
8 5 (4.17%) Software Engineer
8 5 (4.17%) Support Manager
8 5 (4.17%) Technical Manager
8 5 (4.17%) Technical Support
8 5 (4.17%) Technical Support Manager
Libraries, Frameworks & Software Standards
1 49 (40.83%) XML
2 37 (30.83%) HTML
3 28 (23.33%) CSS
4 27 (22.50%) REST
5 25 (20.83%) .NET
5 25 (20.83%) Web Services
6 18 (15.00%) .NET Framework
6 18 (15.00%) RESTful
7 16 (13.33%) SOAP
8 15 (12.50%) AngularJS
9 14 (11.67%) HTML5
9 14 (11.67%) jQuery
10 13 (10.83%) ASP.NET Web API
11 10 (8.33%) CSS3
12 9 (7.50%) Entity Framework
12 9 (7.50%) OAuth
13 8 (6.67%) Hibernate
13 8 (6.67%) Node.js
13 8 (6.67%) React
13 8 (6.67%) Spring
Miscellaneous
1 8 (6.67%) Product Ownership
2 6 (5.00%) Cloud Native
2 6 (5.00%) Linux Command Line
2 6 (5.00%) Mobile App
3 5 (4.17%) Data Centre
3 5 (4.17%) Public Cloud
4 4 (3.33%) Distributed Systems
4 4 (3.33%) Low-Code
4 4 (3.33%) Robotics
4 4 (3.33%) SCADA
5 2 (1.67%) Data Structures
5 2 (1.67%) Derivative
5 2 (1.67%) Distributed Computing
5 2 (1.67%) IoT
5 2 (1.67%) Reference Data
5 2 (1.67%) Security Operations Centre
5 2 (1.67%) Security Posture
5 2 (1.67%) Self-Motivation
6 1 (0.83%) Bitcoin
6 1 (0.83%) Blockchain
Operating Systems
1 9 (7.50%) Linux
2 3 (2.50%) Apple iOS
3 2 (1.67%) Unix
3 2 (1.67%) Windows
3 2 (1.67%) zOS
4 1 (0.83%) Android
4 1 (0.83%) Red Hat Enterprise Linux
Processes & Methodologies
1 43 (35.83%) Agile
2 33 (27.50%) Microservices
2 33 (27.50%) Problem-Solving
3 29 (24.17%) CI/CD
4 25 (20.83%) DevOps
5 19 (15.83%) TDD
6 18 (15.00%) Business Intelligence
6 18 (15.00%) Mentoring
6 18 (15.00%) Migration
7 15 (12.50%) Test Automation
8 14 (11.67%) CRM
8 14 (11.67%) Data Pipeline
9 13 (10.83%) Data Integration
9 13 (10.83%) Data Modelling
10 12 (10.00%) Analytics
10 12 (10.00%) API Integration
10 12 (10.00%) Computer Science
10 12 (10.00%) Data Extraction
11 11 (9.17%) Software Testing
11 11 (9.17%) Unit Testing
Programming Languages
1 49 (40.83%) JavaScript
2 47 (39.17%) SQL
3 35 (29.17%) Python
4 20 (16.67%) C#
4 20 (16.67%) Java
5 10 (8.33%) PowerShell
6 9 (7.50%) TypeScript
7 8 (6.67%) PHP
8 7 (5.83%) Shell Script
9 5 (4.17%) Bash
9 5 (4.17%) C
9 5 (4.17%) OpenEdge ABL
9 5 (4.17%) Progress 4GL
9 5 (4.17%) R
10 4 (3.33%) PL/SQL
10 4 (3.33%) SPARQL
11 3 (2.50%) Apex Code
11 3 (2.50%) COBOL
11 3 (2.50%) Data Analysis Expressions
11 3 (2.50%) XQuery
Qualifications
1 21 (17.50%) Degree
2 12 (10.00%) Computer Science Degree
3 8 (6.67%) SC Cleared
3 8 (6.67%) Security Cleared
4 7 (5.83%) Microsoft Certification
5 6 (5.00%) Azure Certification
6 4 (3.33%) Numerate Degree
7 2 (1.67%) Master's Degree
7 2 (1.67%) TOGAF Certification
8 1 (0.83%) BPSS Clearance
8 1 (0.83%) CCNP
8 1 (0.83%) Cisco Certification
8 1 (0.83%) ISTQB
8 1 (0.83%) SnowPro
Quality Assurance & Compliance
1 9 (7.50%) QA
2 8 (6.67%) Accessibility
3 6 (5.00%) Data Quality
4 4 (3.33%) SLA
5 3 (2.50%) WCAG
6 2 (1.67%) ISO/IEC 27001
7 1 (0.83%) ISO 15022
7 1 (0.83%) ISO 20022
7 1 (0.83%) NCSC
7 1 (0.83%) NIST
7 1 (0.83%) SOC 2
System Software
1 14 (11.67%) Docker
2 6 (5.00%) Active Directory
3 5 (4.17%) VMware NSX
4 2 (1.67%) Virtual Machines
Systems Management
1 13 (10.83%) Kubernetes
2 7 (5.83%) Terraform
3 6 (5.00%) Ansible
4 5 (4.17%) FortiGate
5 4 (3.33%) Kibana
6 2 (1.67%) CA Endevor
6 2 (1.67%) MIIS
7 1 (0.83%) CloudHub
7 1 (0.83%) Grafana
7 1 (0.83%) Progress Chef
7 1 (0.83%) Prometheus
7 1 (0.83%) Puppet
Vendors
1 27 (22.50%) Microsoft
2 13 (10.83%) Oracle
3 8 (6.67%) IBM
4 7 (5.83%) Google
5 6 (5.00%) Cisco
5 6 (5.00%) VMware
6 5 (4.17%) Blue Coat
6 5 (4.17%) CheckPoint
6 5 (4.17%) Databricks
6 5 (4.17%) F5
7 4 (3.33%) Dynatrace
7 4 (3.33%) Splunk
8 3 (2.50%) Progress
8 3 (2.50%) Salesforce
8 3 (2.50%) Solace
8 3 (2.50%) Talend
9 2 (1.67%) Atlassian
9 2 (1.67%) MuleSoft
9 2 (1.67%) Pega
10 1 (0.83%) Conga