JSON
UK

The table below provides summary statistics for permanent job vacancies 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 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 334 241 286
Rank change year-on-year -93 +45 -101
Permanent jobs citing JSON 419 1,201 1,300
As % of all permanent jobs advertised in the UK 0.80% 1.22% 1.25%
As % of the Libraries, Frameworks & Software Standards category 4.93% 5.71% 4.13%
Number of salaries quoted 316 774 920
10th Percentile £36,250 £34,750 £44,975
25th Percentile £46,250 £44,813 £51,250
Median annual salary (50th Percentile) £60,000 £60,000 £65,000
Median % change year-on-year - -7.69% +8.33%
75th Percentile £82,500 £75,000 £81,250
90th Percentile £88,750 £87,500 £95,000
UK excluding London median annual salary £55,000 £57,500 £57,500
% change year-on-year -4.35% - +4.55%

All Software Libraries and Frameworks
UK

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.

Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 8,493 21,046 31,450
As % of all permanent jobs advertised in the UK 16.28% 21.40% 30.24%
Number of salaries quoted 6,474 15,738 19,371
10th Percentile £38,750 £36,250 £41,117
25th Percentile £50,509 £45,000 £50,000
Median annual salary (50th Percentile) £65,000 £60,000 £67,500
Median % change year-on-year +8.33% -11.11% +8.00%
75th Percentile £87,500 £79,900 £87,500
90th Percentile £111,250 £100,000 £106,250
UK excluding London median annual salary £60,000 £55,000 £57,500
% change year-on-year +9.09% -4.35% +4.55%

JSON
Job Vacancy Trend

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

Job vacancy trend for JSON in the UK

JSON
Salary Trend

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

Salary trend for JSON in the UK

JSON
Salary Histogram

Salary distribution for jobs citing JSON over the 6 months to 30 April 2025.

Salary histogram for JSON in the UK

JSON
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing JSON within the UK over the 6 months to 30 April 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
England -65 364 £60,375 +0.63% 248
UK excluding London -87 235 £55,000 -4.35% 169
Work from Home +14 182 £62,500 +4.17% 197
London -38 127 £70,000 - 100
South East +72 99 £65,000 +18.18% 40
North of England -47 38 £52,500 -4.55% 49
Midlands -13 32 £53,688 -10.52% 16
North West -58 26 £52,500 -6.67% 31
East of England +13 23 £47,500 +33.80% 25
West Midlands -10 21 £54,344 -9.43% 8
South West +70 20 £60,000 +3.45% 14
Scotland -34 16 £47,557 -17.29% 13
East Midlands +36 11 £52,500 -4.55% 8
Yorkshire +31 11 £52,500 -12.50% 16
Northern Ireland +32 6 £57,500 -36.11% 4
Wales +25 2 - - 11
North East +45 1 £77,500 +72.22% 2

JSON
Co-occurring Skills and Capabilities 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 16 (3.82%) Confluence
2 13 (3.10%) SharePoint
3 12 (2.86%) IIS
4 9 (2.15%) CMS
5 8 (1.91%) Tomcat
6 7 (1.67%) Oracle SOA Suite
7 6 (1.43%) OpenEdge
7 6 (1.43%) WordPress
8 5 (1.19%) CICS
8 5 (1.19%) Mule
9 4 (0.95%) Apache Airflow
9 4 (0.95%) Drupal
10 3 (0.72%) Oracle Coherence
11 2 (0.48%) Apache
11 2 (0.48%) WebSphere
12 1 (0.24%) Anypoint
12 1 (0.24%) ColdFusion
12 1 (0.24%) Ethereum
12 1 (0.24%) Sitefinity
12 1 (0.24%) Umbraco
Applications
1 9 (2.15%) Microsoft Excel
1 9 (2.15%) Microsoft Office
2 5 (1.19%) Trello
3 3 (0.72%) Spreadsheet
4 2 (0.48%) Microsoft PowerPoint
4 2 (0.48%) MS Visio
Business Applications
1 19 (4.53%) Dynamics CRM
2 11 (2.63%) JDE OneWorld
2 11 (2.63%) NetSuite
3 2 (0.48%) Payment Gateway
Cloud Services
1 175 (41.77%) Azure
2 84 (20.05%) AWS
3 70 (16.71%) Azure DevOps
4 52 (12.41%) Azure Service Bus
5 48 (11.46%) Power Platform
6 43 (10.26%) GCP
7 39 (9.31%) Azure Cosmos DB
7 39 (9.31%) Serverless
8 35 (8.35%) SonarCloud
9 31 (7.40%) SaaS
10 29 (6.92%) Azure Logic Apps
10 29 (6.92%) GitHub
10 29 (6.92%) Power Automate
11 27 (6.44%) Microsoft 365
12 22 (5.25%) Dynamics 365
12 22 (5.25%) PowerApps
13 14 (3.34%) Entra ID
14 13 (3.10%) Amazon EC2
14 13 (3.10%) Azure Data Factory
14 13 (3.10%) Boomi
Communications & Networking
1 31 (7.40%) Firewall
2 27 (6.44%) Ethernet
3 26 (6.21%) LAN
3 26 (6.21%) WAN
4 25 (5.97%) Cisco ISE
4 25 (5.97%) HTTP
4 25 (5.97%) SD-WAN
5 12 (2.86%) SSL
6 11 (2.63%) FTP
7 6 (1.43%) TCP/IP
8 5 (1.19%) BGP
8 5 (1.19%) VPN
9 4 (0.95%) DMARC
9 4 (0.95%) IPsec
9 4 (0.95%) OSPF
9 4 (0.95%) VoIP
10 3 (0.72%) Intranet
11 2 (0.48%) DNS
11 2 (0.48%) Internet
11 2 (0.48%) Wireless
Database & Business Intelligence
1 95 (22.67%) SQL Server
2 39 (9.31%) Elasticsearch
2 39 (9.31%) SQL Server Reporting Services
3 36 (8.59%) Power BI
4 29 (6.92%) MySQL
5 27 (6.44%) Relational Database
6 21 (5.01%) NoSQL
7 18 (4.30%) PostgreSQL
8 16 (3.82%) SQL Server Integration Services
9 14 (3.34%) RDBMS
10 12 (2.86%) MongoDB
10 12 (2.86%) Tableau
11 9 (2.15%) Data Warehouse
12 8 (1.91%) Amazon QuickSight
13 7 (1.67%) Azure SQL Database
14 6 (1.43%) Data Lake
14 6 (1.43%) OLTP
14 6 (1.43%) Parquet
15 5 (1.19%) DB2
15 5 (1.19%) Oracle Database
Development Applications
1 113 (26.97%) Git
2 81 (19.33%) Visual Studio
3 48 (11.46%) Jenkins
4 45 (10.74%) Team Foundation Server
5 39 (9.31%) Octopus Deploy
6 37 (8.83%) JIRA
7 36 (8.59%) MSBuild
8 24 (5.73%) Postman
9 23 (5.49%) Selenium
10 13 (3.10%) TeamCity
11 11 (2.63%) JUnit
11 11 (2.63%) webpack
12 10 (2.39%) GitLab
12 10 (2.39%) JMeter
13 8 (1.91%) NUnit
13 8 (1.91%) Visual Studio Code
14 7 (1.67%) Bitbucket
14 7 (1.67%) SoapUI
15 6 (1.43%) Cucumber
15 6 (1.43%) Mockito
General
1 125 (29.83%) Social Skills
2 56 (13.37%) Finance
3 51 (12.17%) Analytical Skills
4 44 (10.50%) Retail
5 19 (4.53%) Banking
5 19 (4.53%) Public Sector
6 17 (4.06%) Games
7 15 (3.58%) Law
8 14 (3.34%) Marketing
9 13 (3.10%) iGaming
10 12 (2.86%) Electronics
10 12 (2.86%) Manufacturing
11 9 (2.15%) Influencing Skills
12 7 (1.67%) Advertising
13 6 (1.43%) Inclusion and Diversity
14 5 (1.19%) Documentation Skills
14 5 (1.19%) Investment Banking
14 5 (1.19%) Presentation Skills
15 4 (0.95%) Digital Healthcare
15 4 (0.95%) Organisational Skills
Job Titles
1 168 (40.10%) Developer
2 77 (18.38%) Architect
3 52 (12.41%) Senior
4 43 (10.26%) Technical Architect
5 42 (10.02%) Analyst
6 29 (6.92%) Software Engineer
7 26 (6.21%) Senior Developer
8 24 (5.73%) Network Architect
9 22 (5.25%) Portal Developer
10 17 (4.06%) Java Developer
10 17 (4.06%) Lead
11 15 (3.58%) Full-Stack Developer
12 13 (3.10%) JavaScript Developer
13 12 (2.86%) Data Analyst
14 11 (2.63%) NetSuite Developer
14 11 (2.63%) Support Analyst
15 10 (2.39%) .NET Developer
15 10 (2.39%) Data Engineer
16 9 (2.15%) Applications Support Analyst
16 9 (2.15%) C# Developer
Libraries, Frameworks & Software Standards
1 202 (48.21%) XML
2 179 (42.72%) HTML
3 142 (33.89%) REST
4 130 (31.03%) .NET
4 130 (31.03%) CSS
5 87 (20.76%) Web Services
6 72 (17.18%) SOAP
7 62 (14.80%) React
8 58 (13.84%) ASP.NET
9 57 (13.60%) Bootstrap
10 53 (12.65%) .NET Framework
10 53 (12.65%) RESTful
11 45 (10.74%) .NET Core
12 43 (10.26%) HTML5
13 40 (9.55%) AngularJS
13 40 (9.55%) jQuery
14 35 (8.35%) gRPC
15 32 (7.64%) Node.js
16 31 (7.40%) ASP.NET Web API
16 31 (7.40%) CSS3
Miscellaneous
1 40 (9.55%) Mobile App
2 30 (7.16%) Data Centre
3 26 (6.21%) Product Ownership
3 26 (6.21%) Public Cloud
4 13 (3.10%) Cloud Native
5 12 (2.86%) Self-Motivation
6 11 (2.63%) Distributed Systems
7 10 (2.39%) Data Structures
7 10 (2.39%) Enterprise Software
8 9 (2.15%) Mobile Games
8 9 (2.15%) Robotics
9 8 (1.91%) Linux Command Line
9 8 (1.91%) SCADA
10 7 (1.67%) Client/Server
11 6 (1.43%) Derivative
11 6 (1.43%) Greenfield Project
11 6 (1.43%) Legacy Systems
11 6 (1.43%) Low-Code
11 6 (1.43%) Onboarding
12 5 (1.19%) CMDB
Operating Systems
1 27 (6.44%) Linux
2 14 (3.34%) Windows
3 9 (2.15%) Android
3 9 (2.15%) Apple iOS
4 7 (1.67%) Unix
5 4 (0.95%) zOS
6 2 (0.48%) Windows Server
7 1 (0.24%) CentOS
7 1 (0.24%) Debian
7 1 (0.24%) Red Hat Enterprise Linux
7 1 (0.24%) Ubuntu
Processes & Methodologies
1 139 (33.17%) Agile
2 117 (27.92%) Problem-Solving
3 111 (26.49%) DevOps
4 95 (22.67%) Microservices
5 64 (15.27%) MVC
6 58 (13.84%) Test Automation
7 56 (13.37%) CI/CD
8 55 (13.13%) API Integration
9 53 (12.65%) Code Quality
10 49 (11.69%) Project Management
11 47 (11.22%) Design Patterns
12 45 (10.74%) Business Intelligence
12 45 (10.74%) Performance Optimisation
13 42 (10.02%) Event-Driven
13 42 (10.02%) Event-Driven Architecture
13 42 (10.02%) Software Engineering
14 37 (8.83%) CRM
14 37 (8.83%) Performance Testing
14 37 (8.83%) Unit Testing
15 35 (8.35%) Workflow
Programming Languages
1 226 (53.94%) SQL
2 198 (47.26%) JavaScript
3 107 (25.54%) C#
4 90 (21.48%) Python
5 62 (14.80%) Java
6 38 (9.07%) TypeScript
7 28 (6.68%) PowerShell
8 16 (3.82%) PL/SQL
9 15 (3.58%) R
10 14 (3.34%) Shell Script
11 11 (2.63%) PHP
12 9 (2.15%) C
13 7 (1.67%) T-SQL
14 6 (1.43%) OpenEdge ABL
15 5 (1.19%) Bash
15 5 (1.19%) COBOL
15 5 (1.19%) Delphi
15 5 (1.19%) Progress 4GL
15 5 (1.19%) Ruby
15 5 (1.19%) SPARQL
Qualifications
1 58 (13.84%) Degree
2 40 (9.55%) Security Cleared
3 30 (7.16%) SC Cleared
4 26 (6.21%) Computer Science Degree
5 10 (2.39%) Microsoft Certification
6 8 (1.91%) BPSS Clearance
6 8 (1.91%) Numerate Degree
7 7 (1.67%) Azure Certification
8 4 (0.95%) Cisco Certification
9 3 (0.72%) CCNP
9 3 (0.72%) DBS Check
9 3 (0.72%) HND
9 3 (0.72%) SnowPro
10 2 (0.48%) A+ Certification
10 2 (0.48%) ACCA
10 2 (0.48%) CompTIA Security+
10 2 (0.48%) DV Cleared
10 2 (0.48%) ISTQB
10 2 (0.48%) Master's Degree
10 2 (0.48%) TOGAF Certification
Quality Assurance & Compliance
1 41 (9.79%) GDPR
2 31 (7.40%) QA
3 26 (6.21%) Accessibility
4 19 (4.53%) Data Quality
5 10 (2.39%) SLA
6 9 (2.15%) ISO/IEC 27001
7 7 (1.67%) HL7
8 3 (0.72%) PMO
8 3 (0.72%) SOC 2
8 3 (0.72%) WCAG
9 2 (0.48%) NIST
10 1 (0.24%) ISO 13485
10 1 (0.24%) ISO 15022
10 1 (0.24%) ISO 20022
10 1 (0.24%) ISO 9001
10 1 (0.24%) PCI DSS
System Software
1 71 (16.95%) Docker
2 25 (5.97%) VMware NSX
3 12 (2.86%) Active Directory
4 2 (0.48%) Virtual Machines
4 2 (0.48%) VMware Infrastructure
5 1 (0.24%) Embedded Firmware
5 1 (0.24%) Firmware
5 1 (0.24%) HDFS
5 1 (0.24%) Hyper-V
Systems Management
1 34 (8.11%) Kubernetes
2 33 (7.88%) Terraform
3 31 (7.40%) Ansible
4 27 (6.44%) FortiGate
5 7 (1.67%) Kibana
6 6 (1.43%) Single Sign-On
7 4 (0.95%) CA Endevor
7 4 (0.95%) Graylog
7 4 (0.95%) Microsoft Intune
7 4 (0.95%) Packer
8 2 (0.48%) Argo
8 2 (0.48%) Grafana
8 2 (0.48%) MAINVIEW
8 2 (0.48%) MIIS
8 2 (0.48%) Prometheus
9 1 (0.24%) CloudHub
9 1 (0.24%) Control-M
9 1 (0.24%) Progress Chef
9 1 (0.24%) Puppet
Vendors
1 96 (22.91%) Microsoft
2 43 (10.26%) Oracle
3 38 (9.07%) Google
4 29 (6.92%) Cisco
4 29 (6.92%) VMware
5 26 (6.21%) CheckPoint
5 26 (6.21%) F5
6 25 (5.97%) Blue Coat
7 16 (3.82%) IBM
8 15 (3.58%) Salesforce
9 12 (2.86%) Dell
9 12 (2.86%) Splunk
10 9 (2.15%) ServiceNow
11 8 (1.91%) Atlassian
11 8 (1.91%) Databricks
12 5 (1.19%) Dynatrace
13 4 (0.95%) AppDynamics
13 4 (0.95%) MuleSoft
13 4 (0.95%) Talend
14 3 (0.72%) Mercator