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 27 April 2025, comparing them to the same period in the previous two years.

6 months to
27 Apr 2025
Same period 2024 Same period 2023
Rank 336 235 289
Rank change year-on-year -101 +54 -103
Permanent jobs citing JSON 416 1,207 1,314
As % of all permanent jobs advertised in the UK 0.80% 1.23% 1.25%
As % of the Libraries, Frameworks & Software Standards category 4.86% 5.74% 4.13%
Number of salaries quoted 314 779 923
10th Percentile £36,250 £34,750 £45,000
25th Percentile £46,250 £44,875 £51,669
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 £82,500
90th Percentile £89,250 £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 8,551 21,028 31,815
As % of all permanent jobs advertised in the UK 16.47% 21.42% 30.36%
Number of salaries quoted 6,513 15,726 19,519
10th Percentile £38,750 £36,250 £41,227
25th Percentile £51,250 £45,000 £50,000
Median annual salary (50th Percentile) £66,000 £60,000 £67,500
Median % change year-on-year +10.00% -11.11% +8.00%
75th Percentile £87,500 £80,000 £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 27 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 27 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 -85 361 £61,625 +2.71% 378
UK excluding London -85 233 £55,000 -4.35% 188
Work from Home +13 181 £62,750 +4.58% 249
London -49 126 £70,000 - 228
South East +70 98 £65,000 +18.18% 51
North of England -52 37 £52,500 -4.55% 40
Midlands +3 33 £53,688 -10.52% 20
North West -56 25 £52,500 -4.55% 22
East of England +23 23 £47,500 +33.80% 24
West Midlands -11 21 £54,344 -9.43% 9
South West +65 19 £61,250 +5.60% 14
Scotland -35 16 £47,557 -19.05% 24
East Midlands +39 12 £52,000 -5.45% 11
Yorkshire +30 11 £52,500 -12.50% 16
Northern Ireland +32 6 £57,500 -30.30% 7
Wales +23 2 - - 10
North East +42 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 (3.85%) Confluence
2 13 (3.13%) SharePoint
3 10 (2.40%) IIS
4 9 (2.16%) CMS
5 7 (1.68%) Oracle SOA Suite
5 7 (1.68%) Tomcat
6 6 (1.44%) OpenEdge
6 6 (1.44%) WordPress
7 5 (1.20%) CICS
7 5 (1.20%) Mule
8 4 (0.96%) Apache Airflow
8 4 (0.96%) Drupal
9 3 (0.72%) Oracle Coherence
10 2 (0.48%) Apache
10 2 (0.48%) WebSphere
11 1 (0.24%) Anypoint
11 1 (0.24%) Appian
11 1 (0.24%) ColdFusion
11 1 (0.24%) Ethereum
11 1 (0.24%) Umbraco
Applications
1 10 (2.40%) Microsoft Excel
2 8 (1.92%) Microsoft Office
3 5 (1.20%) Trello
4 3 (0.72%) Microsoft PowerPoint
4 3 (0.72%) Spreadsheet
5 2 (0.48%) MS Visio
Business Applications
1 18 (4.33%) Dynamics CRM
2 11 (2.64%) JDE OneWorld
2 11 (2.64%) NetSuite
3 2 (0.48%) Payment Gateway
Cloud Services
1 173 (41.59%) Azure
2 85 (20.43%) AWS
3 70 (16.83%) Azure DevOps
4 52 (12.50%) Azure Service Bus
5 48 (11.54%) Power Platform
6 43 (10.34%) GCP
7 39 (9.38%) Azure Cosmos DB
7 39 (9.38%) Serverless
8 35 (8.41%) SonarCloud
9 31 (7.45%) SaaS
10 28 (6.73%) Azure Logic Apps
10 28 (6.73%) GitHub
11 27 (6.49%) Power Automate
12 26 (6.25%) Microsoft 365
13 22 (5.29%) Dynamics 365
14 21 (5.05%) PowerApps
15 13 (3.13%) Amazon EC2
15 13 (3.13%) Azure Data Factory
15 13 (3.13%) Boomi
15 13 (3.13%) Entra ID
Communications & Networking
1 31 (7.45%) Firewall
2 27 (6.49%) Ethernet
3 26 (6.25%) LAN
3 26 (6.25%) WAN
4 25 (6.01%) Cisco ISE
4 25 (6.01%) HTTP
4 25 (6.01%) SD-WAN
5 11 (2.64%) FTP
5 11 (2.64%) SSL
6 6 (1.44%) TCP/IP
7 5 (1.20%) BGP
7 5 (1.20%) VPN
8 4 (0.96%) IPsec
8 4 (0.96%) OSPF
8 4 (0.96%) VoIP
9 3 (0.72%) DMARC
9 3 (0.72%) Intranet
10 2 (0.48%) Internet
10 2 (0.48%) Modbus
10 2 (0.48%) MQTT
Database & Business Intelligence
1 93 (22.36%) SQL Server
2 39 (9.38%) Elasticsearch
2 39 (9.38%) SQL Server Reporting Services
3 36 (8.65%) Power BI
4 29 (6.97%) MySQL
5 27 (6.49%) Relational Database
6 21 (5.05%) NoSQL
7 18 (4.33%) PostgreSQL
8 15 (3.61%) SQL Server Integration Services
9 14 (3.37%) RDBMS
10 12 (2.88%) MongoDB
10 12 (2.88%) Tableau
11 9 (2.16%) Data Warehouse
12 8 (1.92%) Amazon QuickSight
13 7 (1.68%) Azure SQL Database
14 6 (1.44%) Data Lake
14 6 (1.44%) OLTP
14 6 (1.44%) Parquet
14 6 (1.44%) Power Query
15 5 (1.20%) Oracle Database
Development Applications
1 111 (26.68%) Git
2 81 (19.47%) Visual Studio
3 47 (11.30%) Jenkins
4 45 (10.82%) Team Foundation Server
5 39 (9.38%) Octopus Deploy
6 37 (8.89%) JIRA
7 36 (8.65%) MSBuild
8 24 (5.77%) Postman
9 23 (5.53%) Selenium
10 13 (3.13%) TeamCity
11 11 (2.64%) JUnit
11 11 (2.64%) webpack
12 10 (2.40%) GitLab
12 10 (2.40%) JMeter
13 8 (1.92%) NUnit
13 8 (1.92%) Visual Studio Code
14 7 (1.68%) Bitbucket
14 7 (1.68%) SoapUI
15 6 (1.44%) Cucumber
15 6 (1.44%) Subversion
General
1 124 (29.81%) Social Skills
2 56 (13.46%) Finance
3 51 (12.26%) Analytical Skills
4 44 (10.58%) Retail
5 19 (4.57%) Banking
5 19 (4.57%) Public Sector
6 17 (4.09%) Games
7 15 (3.61%) Law
8 13 (3.13%) iGaming
8 13 (3.13%) Marketing
9 12 (2.88%) Electronics
9 12 (2.88%) Manufacturing
10 9 (2.16%) Influencing Skills
11 7 (1.68%) Advertising
12 6 (1.44%) Inclusion and Diversity
13 5 (1.20%) Documentation Skills
13 5 (1.20%) Investment Banking
14 4 (0.96%) Back Office
14 4 (0.96%) Front Office
14 4 (0.96%) Telecoms
Job Titles
1 166 (39.90%) Developer
2 77 (18.51%) Architect
3 52 (12.50%) Senior
4 43 (10.34%) Analyst
4 43 (10.34%) Technical Architect
5 29 (6.97%) Software Engineer
6 26 (6.25%) Senior Developer
7 24 (5.77%) Network Architect
8 22 (5.29%) Portal Developer
9 17 (4.09%) Java Developer
9 17 (4.09%) Lead
10 14 (3.37%) Full-Stack Developer
11 13 (3.13%) Data Analyst
11 13 (3.13%) JavaScript Developer
12 11 (2.64%) NetSuite Developer
12 11 (2.64%) Support Analyst
13 10 (2.40%) Data Engineer
14 9 (2.16%) .NET Developer
14 9 (2.16%) Applications Support
14 9 (2.16%) Technical Support
Libraries, Frameworks & Software Standards
1 200 (48.08%) XML
2 178 (42.79%) HTML
3 141 (33.89%) REST
4 129 (31.01%) CSS
5 128 (30.77%) .NET
6 85 (20.43%) Web Services
7 70 (16.83%) SOAP
8 62 (14.90%) React
9 57 (13.70%) ASP.NET
9 57 (13.70%) Bootstrap
10 53 (12.74%) .NET Framework
11 52 (12.50%) RESTful
12 44 (10.58%) .NET Core
13 43 (10.34%) HTML5
14 40 (9.62%) AngularJS
14 40 (9.62%) jQuery
15 35 (8.41%) gRPC
16 32 (7.69%) Node.js
17 31 (7.45%) CSS3
18 30 (7.21%) ASP.NET Web API
Miscellaneous
1 39 (9.38%) Mobile App
2 30 (7.21%) Data Centre
3 26 (6.25%) Product Ownership
3 26 (6.25%) Public Cloud
4 13 (3.13%) Cloud Native
5 11 (2.64%) Distributed Systems
5 11 (2.64%) Self-Motivation
6 10 (2.40%) Data Structures
7 9 (2.16%) Enterprise Software
7 9 (2.16%) Mobile Games
7 9 (2.16%) Robotics
8 8 (1.92%) Linux Command Line
8 8 (1.92%) SCADA
9 7 (1.68%) Client/Server
10 6 (1.44%) Derivative
10 6 (1.44%) Greenfield Project
10 6 (1.44%) Legacy Systems
10 6 (1.44%) Low-Code
10 6 (1.44%) Onboarding
11 5 (1.20%) CMDB
Operating Systems
1 26 (6.25%) Linux
2 13 (3.13%) Windows
3 8 (1.92%) Android
3 8 (1.92%) Apple iOS
4 6 (1.44%) Unix
5 4 (0.96%) 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
1 138 (33.17%) Agile
2 115 (27.64%) Problem-Solving
3 110 (26.44%) DevOps
4 96 (23.08%) Microservices
5 63 (15.14%) MVC
6 57 (13.70%) Test Automation
7 55 (13.22%) API Integration
8 54 (12.98%) CI/CD
9 53 (12.74%) Code Quality
10 48 (11.54%) Project Management
11 47 (11.30%) Design Patterns
12 44 (10.58%) Business Intelligence
12 44 (10.58%) Performance Optimisation
13 42 (10.10%) Event-Driven
13 42 (10.10%) Event-Driven Architecture
13 42 (10.10%) Software Engineering
14 37 (8.89%) Performance Testing
14 37 (8.89%) Unit Testing
15 35 (8.41%) CRM
15 35 (8.41%) Workflow
Programming Languages
1 225 (54.09%) SQL
2 196 (47.12%) JavaScript
3 106 (25.48%) C#
4 91 (21.88%) Python
5 61 (14.66%) Java
6 38 (9.13%) TypeScript
7 27 (6.49%) PowerShell
8 16 (3.85%) PL/SQL
8 16 (3.85%) R
9 14 (3.37%) Shell Script
10 11 (2.64%) PHP
11 9 (2.16%) C
12 6 (1.44%) OpenEdge ABL
12 6 (1.44%) T-SQL
13 5 (1.20%) Bash
13 5 (1.20%) COBOL
13 5 (1.20%) Data Analysis Expressions
13 5 (1.20%) Delphi
13 5 (1.20%) Progress 4GL
13 5 (1.20%) SPARQL
Qualifications
1 58 (13.94%) Degree
2 40 (9.62%) Security Cleared
3 30 (7.21%) SC Cleared
4 26 (6.25%) Computer Science Degree
5 9 (2.16%) Microsoft Certification
6 8 (1.92%) BPSS Clearance
6 8 (1.92%) Numerate Degree
7 7 (1.68%) Azure Certification
8 4 (0.96%) 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 (9.86%) GDPR
2 32 (7.69%) QA
3 26 (6.25%) Accessibility
4 18 (4.33%) Data Quality
5 10 (2.40%) SLA
6 8 (1.92%) ISO/IEC 27001
7 7 (1.68%) 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 (17.07%) Docker
2 25 (6.01%) VMware NSX
3 11 (2.64%) 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 (8.17%) Kubernetes
2 33 (7.93%) Terraform
3 31 (7.45%) Ansible
4 27 (6.49%) FortiGate
5 7 (1.68%) Kibana
6 5 (1.20%) Single Sign-On
7 4 (0.96%) CA Endevor
7 4 (0.96%) Graylog
7 4 (0.96%) Packer
8 3 (0.72%) Microsoft Intune
9 2 (0.48%) Argo
9 2 (0.48%) Grafana
9 2 (0.48%) MAINVIEW
9 2 (0.48%) MIIS
9 2 (0.48%) Prometheus
10 1 (0.24%) CloudHub
10 1 (0.24%) Control-M
10 1 (0.24%) Progress Chef
10 1 (0.24%) Puppet
Vendors
1 95 (22.84%) Microsoft
2 42 (10.10%) Oracle
3 38 (9.13%) Google
4 29 (6.97%) Cisco
4 29 (6.97%) VMware
5 26 (6.25%) CheckPoint
5 26 (6.25%) F5
6 25 (6.01%) Blue Coat
7 16 (3.85%) IBM
8 15 (3.61%) Salesforce
9 12 (2.88%) Dell
9 12 (2.88%) Splunk
10 9 (2.16%) ServiceNow
11 8 (1.92%) Atlassian
11 8 (1.92%) Databricks
12 5 (1.20%) Dynatrace
13 4 (0.96%) AppDynamics
13 4 (0.96%) MuleSoft
13 4 (0.96%) Talend
14 3 (0.72%) Solace