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 31 May 2025, comparing them to the same period in the previous two years.

6 months to
31 May 2025
Same period 2024 Same period 2023
Rank 358 262 280
Rank change year-on-year -96 +18 -86
Permanent jobs citing JSON 391 1,110 1,225
As % of all permanent jobs advertised in the UK 0.70% 1.07% 1.28%
As % of the Libraries, Frameworks & Software Standards category 4.09% 5.17% 4.35%
Number of salaries quoted 300 705 873
10th Percentile £36,250 £34,750 £42,600
25th Percentile £46,250 £43,750 £51,250
Median annual salary (50th Percentile) £62,500 £60,000 £65,000
Median % change year-on-year +4.17% -7.69% +8.33%
75th Percentile £81,563 £72,500 £77,715
90th Percentile £86,250 £83,750 £92,500
UK excluding London median annual salary £55,000 £55,000 £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 9,568 21,459 28,171
As % of all permanent jobs advertised in the UK 17.13% 20.70% 29.41%
Number of salaries quoted 5,873 15,949 17,957
10th Percentile £38,350 £36,250 £40,500
25th Percentile £51,250 £45,000 £50,500
Median annual salary (50th Percentile) £66,206 £60,000 £67,500
Median % change year-on-year +10.34% -11.11% +3.85%
75th Percentile £86,250 £78,750 £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 31 May 2025.

Salary histogram for JSON in the UK

JSON
Top 16 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 31 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
England -70 341 £62,500 +4.17% 328
UK excluding London -120 217 £55,000 - 195
Work from Home -31 176 £63,000 +5.00% 222
London -22 113 £67,500 - 161
South East +36 89 £65,000 +18.18% 45
North of England -91 35 £55,000 - 52
North West -87 28 £55,000 - 32
East of England +11 27 £47,500 +33.80% 31
Midlands -19 24 £57,000 -2.98% 26
South West +84 22 £60,000 +3.45% 20
West Midlands -11 17 £55,000 -8.33% 15
Scotland -49 14 £44,500 -22.61% 5
East Midlands +27 7 £60,000 +9.09% 10
Northern Ireland +45 6 £57,500 -45.24% 11
Yorkshire +16 6 £40,500 -32.50% 15
North East +43 1 £77,500 +72.22% 5

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 18 (4.60%) IIS
2 13 (3.32%) SharePoint
3 12 (3.07%) Tomcat
4 11 (2.81%) Confluence
5 9 (2.30%) CMS
6 8 (2.05%) Oracle SOA Suite
7 6 (1.53%) OpenEdge
7 6 (1.53%) WordPress
8 4 (1.02%) Apache Airflow
8 4 (1.02%) Drupal
8 4 (1.02%) Mule
9 3 (0.77%) CICS
9 3 (0.77%) Oracle Coherence
10 2 (0.51%) Apache
10 2 (0.51%) Oracle Service Bus
10 2 (0.51%) WebSphere
11 1 (0.26%) ColdFusion
11 1 (0.26%) Oracle Workflow
11 1 (0.26%) Sitefinity
11 1 (0.26%) Umbraco
Applications
1 12 (3.07%) Microsoft Office
2 9 (2.30%) Microsoft Excel
3 5 (1.28%) Trello
4 3 (0.77%) MS Visio
4 3 (0.77%) Spreadsheet
5 1 (0.26%) Microsoft PowerPoint
Business Applications
1 19 (4.86%) Dynamics CRM
2 12 (3.07%) NetSuite
3 11 (2.81%) JDE OneWorld
4 2 (0.51%) Elite 3E
4 2 (0.51%) Oracle EBS
4 2 (0.51%) Payment Gateway
5 1 (0.26%) Oracle Financials
5 1 (0.26%) Shopify
Cloud Services
1 177 (45.27%) Azure
2 74 (18.93%) AWS
3 63 (16.11%) Azure DevOps
4 49 (12.53%) Power Platform
5 47 (12.02%) Azure Service Bus
6 46 (11.76%) GCP
7 34 (8.70%) Azure Cosmos DB
7 34 (8.70%) Power Automate
8 33 (8.44%) Serverless
9 32 (8.18%) Microsoft 365
10 31 (7.93%) SaaS
11 30 (7.67%) SonarCloud
12 28 (7.16%) GitHub
13 26 (6.65%) Azure Logic Apps
14 22 (5.63%) Dynamics 365
14 22 (5.63%) PowerApps
15 16 (4.09%) Azure Data Factory
15 16 (4.09%) Entra ID
16 13 (3.32%) Boomi
16 13 (3.32%) Microsoft Copilot
Communications & Networking
1 33 (8.44%) Firewall
2 29 (7.42%) Ethernet
2 29 (7.42%) LAN
2 29 (7.42%) WAN
3 28 (7.16%) Cisco ISE
3 28 (7.16%) SD-WAN
4 17 (4.35%) HTTP
4 17 (4.35%) SSL
5 11 (2.81%) FTP
6 9 (2.30%) DMARC
7 6 (1.53%) TCP/IP
8 5 (1.28%) VPN
9 4 (1.02%) BGP
9 4 (1.02%) IPsec
9 4 (1.02%) OSPF
9 4 (1.02%) VoIP
10 2 (0.51%) DNS
10 2 (0.51%) Intranet
10 2 (0.51%) Reverse Proxy
10 2 (0.51%) Wireless
Database & Business Intelligence
1 92 (23.53%) SQL Server
2 36 (9.21%) Power BI
3 34 (8.70%) SQL Server Reporting Services
4 33 (8.44%) Elasticsearch
5 26 (6.65%) MySQL
6 25 (6.39%) Relational Database
7 23 (5.88%) PostgreSQL
8 19 (4.86%) NoSQL
9 17 (4.35%) SQL Server Integration Services
10 14 (3.58%) RDBMS
11 13 (3.32%) MongoDB
12 12 (3.07%) Tableau
13 9 (2.30%) OLTP
14 8 (2.05%) Data Warehouse
15 7 (1.79%) Parquet
16 6 (1.53%) Data Lake
17 4 (1.02%) Amazon QuickSight
17 4 (1.02%) Azure SQL Database
17 4 (1.02%) Power Query
17 4 (1.02%) Redis
Development Applications
1 108 (27.62%) Git
2 66 (16.88%) Visual Studio
3 40 (10.23%) Team Foundation Server
4 38 (9.72%) Jenkins
5 34 (8.70%) Octopus Deploy
6 33 (8.44%) JIRA
7 31 (7.93%) MSBuild
8 19 (4.86%) Selenium
9 17 (4.35%) Postman
10 13 (3.32%) TeamCity
11 10 (2.56%) JUnit
12 9 (2.30%) JMeter
13 8 (2.05%) GitLab
13 8 (2.05%) NUnit
13 8 (2.05%) webpack
14 7 (1.79%) Bitbucket
15 6 (1.53%) Subversion
16 5 (1.28%) Cucumber
16 5 (1.28%) Mockito
16 5 (1.28%) SoapUI
General
1 121 (30.95%) Social Skills
2 53 (13.55%) Analytical Skills
3 49 (12.53%) Finance
4 39 (9.97%) Retail
5 20 (5.12%) Public Sector
6 19 (4.86%) Law
7 16 (4.09%) Games
7 16 (4.09%) Marketing
8 14 (3.58%) iGaming
9 13 (3.32%) Banking
10 10 (2.56%) Presentation Skills
11 9 (2.30%) Czech Language
11 9 (2.30%) Influencing Skills
11 9 (2.30%) Organisational Skills
12 7 (1.79%) Front Office
13 6 (1.53%) Inclusion and Diversity
14 5 (1.28%) Electronics
14 5 (1.28%) Investment Banking
14 5 (1.28%) Manufacturing
14 5 (1.28%) Pharmaceutical
Job Titles
1 164 (41.94%) Developer
2 71 (18.16%) Architect
3 47 (12.02%) Senior
4 38 (9.72%) Analyst
5 35 (8.95%) Technical Architect
6 30 (7.67%) Senior Developer
7 27 (6.91%) Network Architect
8 17 (4.35%) Lead
8 17 (4.35%) Portal Developer
8 17 (4.35%) Software Engineer
9 16 (4.09%) .NET Developer
9 16 (4.09%) Full-Stack Developer
10 13 (3.32%) C# Developer
10 13 (3.32%) Java Developer
11 11 (2.81%) Data Engineer
11 11 (2.81%) JavaScript Developer
11 11 (2.81%) NetSuite Developer
11 11 (2.81%) Support Analyst
12 10 (2.56%) Administrator
12 10 (2.56%) Front-End Developer (Client-Side Developer)
Libraries, Frameworks & Software Standards
1 187 (47.83%) XML
2 162 (41.43%) HTML
3 134 (34.27%) REST
4 117 (29.92%) .NET
4 117 (29.92%) CSS
5 78 (19.95%) Web Services
6 67 (17.14%) SOAP
7 55 (14.07%) ASP.NET
8 52 (13.30%) React
9 48 (12.28%) Bootstrap
10 46 (11.76%) .NET Framework
11 45 (11.51%) RESTful
12 41 (10.49%) .NET Core
13 38 (9.72%) HTML5
14 36 (9.21%) jQuery
15 34 (8.70%) AngularJS
16 31 (7.93%) Node.js
17 30 (7.67%) ASP.NET Web API
17 30 (7.67%) gRPC
18 28 (7.16%) CSS3
Miscellaneous
1 36 (9.21%) Mobile App
2 33 (8.44%) Data Centre
3 29 (7.42%) Public Cloud
4 24 (6.14%) Product Ownership
5 22 (5.63%) Self-Motivation
6 15 (3.84%) Enterprise Software
7 13 (3.32%) Cloud Native
8 10 (2.56%) Distributed Systems
9 9 (2.30%) Data Structures
9 9 (2.30%) Mobile Games
10 7 (1.79%) Client/Server
10 7 (1.79%) Onboarding
11 6 (1.53%) Linux Command Line
12 5 (1.28%) Greenfield Project
12 5 (1.28%) LIMS
12 5 (1.28%) Robotics
13 4 (1.02%) Legacy Systems
13 4 (1.02%) SCADA
13 4 (1.02%) Social Media
13 4 (1.02%) Virtual Team
Operating Systems
1 28 (7.16%) Linux
2 18 (4.60%) Windows
3 12 (3.07%) Unix
4 9 (2.30%) Apple iOS
5 7 (1.79%) Android
6 2 (0.51%) Windows Server
6 2 (0.51%) zOS
7 1 (0.26%) CentOS
7 1 (0.26%) Debian
7 1 (0.26%) Red Hat Enterprise Linux
7 1 (0.26%) Ubuntu
Processes & Methodologies
1 132 (33.76%) Agile
2 109 (27.88%) Problem-Solving
3 100 (25.58%) DevOps
4 79 (20.20%) Microservices
5 59 (15.09%) MVC
6 52 (13.30%) Test Automation
7 51 (13.04%) Code Quality
8 48 (12.28%) CI/CD
9 46 (11.76%) Project Management
10 45 (11.51%) API Integration
11 44 (11.25%) CRM
12 42 (10.74%) Business Intelligence
13 40 (10.23%) Performance Optimisation
14 39 (9.97%) Design Patterns
15 36 (9.21%) Event-Driven
16 35 (8.95%) Event-Driven Architecture
17 34 (8.70%) Mentoring
18 32 (8.18%) Software Engineering
18 32 (8.18%) Technical Leadership
18 32 (8.18%) User Experience
Programming Languages
1 215 (54.99%) SQL
2 189 (48.34%) JavaScript
3 103 (26.34%) C#
4 78 (19.95%) Python
5 67 (17.14%) Java
6 36 (9.21%) TypeScript
7 30 (7.67%) PowerShell
8 16 (4.09%) PL/SQL
9 12 (3.07%) Shell Script
10 10 (2.56%) PHP
11 9 (2.30%) VBA
12 8 (2.05%) T-SQL
13 7 (1.79%) R
14 6 (1.53%) C
14 6 (1.53%) OpenEdge ABL
15 5 (1.28%) Progress 4GL
15 5 (1.28%) SPARQL
16 4 (1.02%) Bash
16 4 (1.02%) Dart
17 3 (0.77%) SOQL
Qualifications
1 43 (11.00%) Degree
2 41 (10.49%) Security Cleared
3 32 (8.18%) SC Cleared
4 20 (5.12%) Computer Science Degree
5 8 (2.05%) BPSS Clearance
5 8 (2.05%) Microsoft Certification
6 4 (1.02%) Azure Certification
6 4 (1.02%) ISTQB
6 4 (1.02%) Numerate Degree
7 3 (0.77%) Cisco Certification
7 3 (0.77%) Master's Degree
7 3 (0.77%) SnowPro
8 2 (0.51%) A+ Certification
8 2 (0.51%) ACCA
8 2 (0.51%) CCNP
8 2 (0.51%) CompTIA Security+
8 2 (0.51%) DBS Check
8 2 (0.51%) TOGAF Certification
9 1 (0.26%) CCNA
9 1 (0.26%) DV Cleared
Quality Assurance & Compliance
1 37 (9.46%) GDPR
2 30 (7.67%) QA
3 22 (5.63%) Accessibility
4 17 (4.35%) Data Quality
4 17 (4.35%) ISO/IEC 27001
5 6 (1.53%) HL7
5 6 (1.53%) SLA
6 4 (1.02%) NIST
7 3 (0.77%) SOC 2
7 3 (0.77%) WCAG
8 2 (0.51%) NCSC
9 1 (0.26%) ISO 13485
9 1 (0.26%) ISO 15022
9 1 (0.26%) ISO 20022
9 1 (0.26%) ISO 9001
9 1 (0.26%) PCI DSS
9 1 (0.26%) PMO
System Software
1 59 (15.09%) Docker
2 28 (7.16%) VMware NSX
3 15 (3.84%) Active Directory
4 2 (0.51%) Virtual Machines
4 2 (0.51%) VMware Infrastructure
5 1 (0.26%) Embedded Firmware
5 1 (0.26%) Firmware
5 1 (0.26%) HDFS
5 1 (0.26%) Hyper-V
Systems Management
1 34 (8.70%) Terraform
2 32 (8.18%) Ansible
3 30 (7.67%) FortiGate
4 27 (6.91%) Kubernetes
5 11 (2.81%) Single Sign-On
6 9 (2.30%) Microsoft Intune
7 6 (1.53%) Kibana
8 4 (1.02%) Graylog
9 3 (0.77%) Grafana
9 3 (0.77%) Packer
10 2 (0.51%) Argo
10 2 (0.51%) CA Endevor
10 2 (0.51%) Prometheus
11 1 (0.26%) Control-M
11 1 (0.26%) Progress Chef
11 1 (0.26%) Puppet
Vendors
1 93 (23.79%) Microsoft
2 48 (12.28%) Oracle
3 40 (10.23%) Google
4 32 (8.18%) Cisco
5 31 (7.93%) VMware
6 29 (7.42%) CheckPoint
6 29 (7.42%) F5
7 28 (7.16%) Blue Coat
8 16 (4.09%) Salesforce
9 14 (3.58%) IBM
10 12 (3.07%) Dell
11 11 (2.81%) Splunk
12 9 (2.30%) ServiceNow
13 8 (2.05%) Databricks
14 5 (1.28%) Dynatrace
14 5 (1.28%) Talend
15 4 (1.02%) Atlassian
16 3 (0.77%) Juniper
16 3 (0.77%) Progress
16 3 (0.77%) Trayport