Period
to 14 April 2021

The following table provides summary statistics for permanent job vacancies with a requirement for JSON skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited JSON over the 6 months to 14 April 2021 with a comparison to the same period in the previous 2 years.

JSON
UK
6 months to
14 Apr 2021
Same period 2020 Same period 2019
Rank 197 185 163
Rank change year-on-year -12 -22 +8
Permanent jobs citing JSON 1,388 2,114 3,247
As % of all permanent jobs advertised in the UK 1.67% 1.87% 2.18%
As % of the Libraries, Frameworks & Software Standards category 4.16% 4.74% 5.57%
Number of salaries quoted 1,107 1,625 2,456
10th Percentile £33,750 £32,500 £32,500
25th Percentile £41,250 £41,250 £41,250
Median annual salary (50th Percentile) £55,000 £52,500 £55,000
Median % change year-on-year +4.76% -4.55% +10.00%
75th Percentile £68,750 £68,250 £69,250
90th Percentile £82,500 £85,000 £81,250
UK excluding London median annual salary £47,500 £47,500 £47,500

JSON is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 33,399 44,630 58,328
As % of all permanent IT jobs advertised in the UK 40.11% 39.45% 39.15%
Number of salaries quoted 26,900 37,064 48,226
10th Percentile £35,000 £32,500 £31,250
25th Percentile £42,500 £41,250 £38,000
Median annual salary (50th Percentile) £55,000 £55,000 £52,500
Median % change year-on-year - +4.76% +5.00%
75th Percentile £75,000 £75,000 £71,250
90th Percentile £90,000 £90,000 £85,000
UK excluding London median annual salary £50,000 £47,500 £45,000
% change year-on-year +5.26% +5.56% +2.27%

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 14 April 2021.

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 14 April 2021. 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
Job
Vacancies
England -8 1,221 £55,000 +2.80% 332
UK excluding London -30 761 £47,500 - 219
London +5 510 £65,000 +4.00% 127
Work from Home -31 271 £52,500 -16.00% 69
South East -37 198 £55,000 +10.00% 46
North of England -2 163 £45,000 -10.00% 74
South West +5 143 £45,000 +15.02% 23
Midlands +17 122 £45,000 -5.26% 37
North West -23 96 £47,500 -5.00% 43
West Midlands +20 86 £47,500 -9.52% 28
Yorkshire 0 62 £37,500 -9.09% 27
East of England +12 59 £50,000 +17.65% 21
Scotland -38 52 £47,500 -5.00% 11
East Midlands +6 34 £42,500 - 9
Wales +14 23 £34,000 -20.00% 4
Northern Ireland -8 7 £53,750 +7.50% 3
North East +18 5 £42,500 +13.33% 4

For the 6 months to 14 April 2021, IT jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads with a requirement for JSON.

1 647 (46.61%) JavaScript
2 629 (45.32%) Agile Software Development
3 601 (43.30%) XML
4 535 (38.54%) SQL
5 533 (38.40%) HTML
6 462 (33.29%) REST
7 449 (32.35%) CSS
8 419 (30.19%) Git (software)
9 389 (28.03%) Java
10 378 (27.23%) Azure
11 370 (26.66%) RESTful
12 361 (26.01%) C#
13 354 (25.50%) DevOps
14 346 (24.93%) .NET
15 341 (24.57%) Web Services
16 305 (21.97%) AngularJS
17 295 (21.25%) SOAP
18 291 (20.97%) Finance
19 263 (18.95%) React
20 251 (18.08%) AWS
21 241 (17.36%) Test Automation
22 236 (17.00%) Python
23 225 (16.21%) SQL Server
24 213 (15.35%) Scrum
24 213 (15.35%) jQuery
25 210 (15.13%) Software Engineering
26 204 (14.70%) TDD
26 204 (14.70%) Problem-Solving
27 201 (14.48%) OO
28 196 (14.12%) Microservices

JSON
Co-occurring IT Skills by Category

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

Application Platforms
1 92 (6.63%) Apache
2 87 (6.27%) Confluence
3 68 (4.90%) Tomcat
4 55 (3.96%) JBoss
5 53 (3.82%) CMS
6 43 (3.10%) Elasticsearch
7 36 (2.59%) IIS
8 35 (2.52%) Apache Spark
8 35 (2.52%) Red Hat Fuse
9 31 (2.23%) WebSphere
10 30 (2.16%) WordPress
11 26 (1.87%) EPiServer
12 20 (1.44%) Mule
12 20 (1.44%) Mule ESB
13 19 (1.37%) Adobe Experience Manager
13 19 (1.37%) Oracle SOA Suite
14 18 (1.30%) Apache ServiceMix
14 18 (1.30%) WebLogic
15 16 (1.15%) Drupal
16 13 (0.94%) GemFire
Applications
1 35 (2.52%) Microsoft Excel
2 25 (1.80%) Microsoft Office
3 9 (0.65%) Photoshop
4 8 (0.58%) Sketch
5 7 (0.50%) Spreadsheet
6 5 (0.36%) Figma
6 5 (0.36%) MS Visio
7 4 (0.29%) Adobe Creative Suite
7 4 (0.29%) Adobe Illustrator
7 4 (0.29%) Fireworks
8 3 (0.22%) Microsoft PowerPoint
9 2 (0.14%) Adobe XD
10 1 (0.072%) MadCap Flare
Business Applications
1 18 (1.30%) Dynamics CRM
2 16 (1.15%) Magento
3 11 (0.79%) Payment Gateway
3 11 (0.79%) Shopify
4 7 (0.50%) Remedy ITSM
5 3 (0.22%) Sparx Enterprise Architect
6 2 (0.14%) NetSuite
6 2 (0.14%) SAP Hybris
7 1 (0.072%) Oracle Financials
7 1 (0.072%) R3 Corda
7 1 (0.072%) SAP FI-CA
7 1 (0.072%) SAP PSCD
7 1 (0.072%) Visualfiles
Cloud Services
1 378 (27.23%) Azure
2 251 (18.08%) AWS
3 103 (7.42%) SaaS
4 66 (4.76%) GitHub
5 62 (4.47%) npm
6 52 (3.75%) IaaS
7 48 (3.46%) PaaS
8 42 (3.03%) Power Platform
9 41 (2.95%) Serverless
10 34 (2.45%) GCP
11 27 (1.95%) Amazon EC2
11 27 (1.95%) Azure Active Directory
12 26 (1.87%) Microsoft 365
13 25 (1.80%) AWS Lambda
14 24 (1.73%) Boomi
15 22 (1.59%) Amazon Cognito
16 18 (1.30%) Amazon SQS
17 16 (1.15%) Amazon S3
17 16 (1.15%) Power Automate
18 15 (1.08%) Azure Data Factory
Communications & Networking
1 81 (5.84%) HTTP
2 40 (2.88%) Firewall
3 38 (2.74%) Network Security
4 32 (2.31%) TCP/IP
5 29 (2.09%) SSL
6 25 (1.80%) WAN
7 24 (1.73%) Internet
8 20 (1.44%) LAN
9 19 (1.37%) DNS
10 12 (0.86%) Cisco Firepower
10 12 (0.86%) Cisco ISE
10 12 (0.86%) Ethernet
10 12 (0.86%) SD-WAN
11 8 (0.58%) Wireless
12 7 (0.50%) Intranet
12 7 (0.50%) SSH
13 5 (0.36%) BGP
13 5 (0.36%) Cisco ASA
13 5 (0.36%) OSPF
13 5 (0.36%) Remote Desktop
Database & Business Intelligence
1 225 (16.21%) SQL Server
2 170 (12.25%) MySQL
3 160 (11.53%) Relational Database
4 139 (10.01%) NoSQL
5 121 (8.72%) MongoDB
6 85 (6.12%) PostgreSQL
7 55 (3.96%) Azure SQL Database
8 48 (3.46%) Redis
9 44 (3.17%) SQL Server Integration Services
10 43 (3.10%) Big Data
10 43 (3.10%) Data Warehouse
11 34 (2.45%) RDBMS
11 34 (2.45%) SQL Server Reporting Services
12 32 (2.31%) Power BI
13 26 (1.87%) Hadoop
14 21 (1.51%) Amazon DynamoDB
15 19 (1.37%) Cosmos DB
15 19 (1.37%) HBase
16 18 (1.30%) Oracle Database
16 18 (1.30%) Tableau
Development Applications
1 419 (30.19%) Git (software)
2 190 (13.69%) JIRA
3 156 (11.24%) Jenkins
4 102 (7.35%) JUnit
5 88 (6.34%) Selenium
6 74 (5.33%) Visual Studio
7 70 (5.04%) Maven
8 52 (3.75%) Cucumber
9 45 (3.24%) IntelliJ
10 43 (3.10%) webpack
11 42 (3.03%) gulp
12 41 (2.95%) Gradle
12 41 (2.95%) Team Foundation Server
13 39 (2.81%) Postman
14 38 (2.74%) Cypress.io
14 38 (2.74%) Eclipse
15 31 (2.23%) GitLab
16 29 (2.09%) Mockito
17 27 (1.95%) Bitbucket
18 26 (1.87%) TeamCity
General
1 291 (20.97%) Finance
2 92 (6.63%) Marketing
3 71 (5.12%) Public Sector
4 69 (4.97%) Banking
5 64 (4.61%) Retail
6 34 (2.45%) Manufacturing
7 31 (2.23%) Advertising
8 30 (2.16%) Games
9 29 (2.09%) Telecoms
10 28 (2.02%) Electronics
11 22 (1.59%) Law
12 19 (1.37%) Legal
13 10 (0.72%) Front Office
14 6 (0.43%) Back Office
14 6 (0.43%) Financial Institution
14 6 (0.43%) Publishing
15 4 (0.29%) Automotive
15 4 (0.29%) Local Government
16 3 (0.22%) French Language
16 3 (0.22%) Housing Association
Job Titles
1 858 (61.82%) Developer
2 162 (11.67%) Senior Developer
3 127 (9.15%) .NET Developer
4 121 (8.72%) Java Developer
5 103 (7.42%) C# Developer
6 94 (6.77%) Front End Developer (Client-Side Developer)
7 84 (6.05%) Architect
7 84 (6.05%) Full Stack Developer
8 78 (5.62%) PHP Developer
8 78 (5.62%) Software Developer
9 77 (5.55%) C# .NET Developer
10 71 (5.12%) Consultant
10 71 (5.12%) Software Engineer
11 62 (4.47%) Analyst
12 55 (3.96%) React Developer
13 50 (3.60%) Python Developer
14 46 (3.31%) Mobile Developer
15 45 (3.24%) Applications Developer
16 44 (3.17%) Lead Developer
16 44 (3.17%) Web Developer
Libraries, Frameworks & Software Standards
1 601 (43.30%) XML
2 533 (38.40%) HTML
3 462 (33.29%) REST
4 449 (32.35%) CSS
5 370 (26.66%) RESTful
6 346 (24.93%) .NET
7 341 (24.57%) Web Services
8 305 (21.97%) AngularJS
9 295 (21.25%) SOAP
10 263 (18.95%) React
11 213 (15.35%) jQuery
12 195 (14.05%) HTML5
13 174 (12.54%) Node.js
13 174 (12.54%) Spring
14 149 (10.73%) ASP.NET
15 111 (8.00%) CSS3
15 111 (8.00%) Sass
16 105 (7.56%) Ajax
17 102 (7.35%) .NET Framework
18 97 (6.99%) .NET Core
Miscellaneous
1 138 (9.94%) User Experience
2 101 (7.28%) Mobile App
3 94 (6.77%) Analytical Skills
4 51 (3.67%) Self-Motivation
5 46 (3.31%) Enterprise Software
6 44 (3.17%) Public Cloud
7 43 (3.10%) Greenfield Project
8 36 (2.59%) Linux Command Line
9 30 (2.16%) Data Centre
10 26 (1.87%) Data Structures
10 26 (1.87%) Management Information System
11 23 (1.66%) Virtual Team
12 22 (1.59%) NHS
13 15 (1.08%) Private Cloud
14 13 (0.94%) Derivative
15 12 (0.86%) Driving Licence
15 12 (0.86%) N-Tier
16 11 (0.79%) W3C
17 10 (0.72%) Cloud Native
17 10 (0.72%) SWIFT
Operating Systems
1 193 (13.90%) Linux
2 127 (9.15%) Windows
3 84 (6.05%) Android
4 82 (5.91%) Apple iOS
5 63 (4.54%) Unix
6 33 (2.38%) Windows Server
7 19 (1.37%) Ubuntu
8 9 (0.65%) Windows Server 2016
9 7 (0.50%) Debian
10 4 (0.29%) Red Hat Enterprise Linux
11 3 (0.22%) tvOS
11 3 (0.22%) VMS
12 2 (0.14%) Amazon Linux
12 2 (0.14%) CentOS
13 1 (0.072%) Fedora
13 1 (0.072%) Mac OS
13 1 (0.072%) Solaris
13 1 (0.072%) Windows 10
13 1 (0.072%) Windows Mobile
Processes & Methodologies
1 629 (45.32%) Agile Software Development
2 354 (25.50%) DevOps
3 241 (17.36%) Test Automation
4 213 (15.35%) Scrum
5 210 (15.13%) Software Engineering
6 204 (14.70%) Problem-Solving
6 204 (14.70%) TDD
7 201 (14.48%) OO
8 196 (14.12%) Microservices
9 191 (13.76%) MVC
10 180 (12.97%) Web Development
11 153 (11.02%) Unit Testing
12 137 (9.87%) Front End Development
13 124 (8.93%) BDD
14 118 (8.50%) Continuous Integration
15 117 (8.43%) OOP
16 114 (8.21%) Mentoring
17 111 (8.00%) Computer Science
18 105 (7.56%) Analytics
19 97 (6.99%) SDLC
Programming Languages
1 647 (46.61%) JavaScript
2 535 (38.54%) SQL
3 389 (28.03%) Java
4 361 (26.01%) C#
5 236 (17.00%) Python
6 161 (11.60%) PHP
7 110 (7.93%) PowerShell
8 95 (6.84%) TypeScript
9 91 (6.56%) T-SQL
10 47 (3.39%) Java 8
11 45 (3.24%) PL/SQL
12 41 (2.95%) Scala
13 37 (2.67%) Bash Shell
14 31 (2.23%) Groovy
15 29 (2.09%) ES6
16 27 (1.95%) Apple Swift
17 26 (1.87%) C
17 26 (1.87%) C++
17 26 (1.87%) Perl
18 24 (1.73%) Ruby
Qualifications
1 170 (12.25%) Degree
2 51 (3.67%) Computer Science Degree
3 42 (3.03%) Security Cleared
4 39 (2.81%) SC Cleared
5 18 (1.30%) ISTQB
6 14 (1.01%) ISEB
6 14 (1.01%) OCP
6 14 (1.01%) Oracle Certification
7 13 (0.94%) DBS Check
8 11 (0.79%) ITIL Foundation Certificate
9 9 (0.65%) ISTQB Foundation Certification
9 9 (0.65%) Microsoft Certification
10 8 (0.58%) HND
11 5 (0.36%) AWS Certification
11 5 (0.36%) Cisco Certification
11 5 (0.36%) ITIL Certification
12 4 (0.29%) ISEB Practitioner
12 4 (0.29%) Master's Degree
12 4 (0.29%) MCSA
12 4 (0.29%) MOS
Quality Assurance & Compliance
1 132 (9.51%) QA
2 13 (0.94%) GDPR
3 12 (0.86%) Data Quality
4 10 (0.72%) WCAG
5 9 (0.65%) HL7
5 9 (0.65%) ISO/IEC 27001
6 8 (0.58%) SLA
7 6 (0.43%) PCI DSS
8 4 (0.29%) WAI
9 2 (0.14%) CDISC
9 2 (0.14%) Good Clinical Practice
9 2 (0.14%) ISO 13485
9 2 (0.14%) ISO 9001
9 2 (0.14%) PMO
10 1 (0.072%) GRC
10 1 (0.072%) GxP
10 1 (0.072%) Sarbanes-Oxley
System Software
1 159 (11.46%) Docker
2 53 (3.82%) Active Directory
3 36 (2.59%) VMware Infrastructure
4 15 (1.08%) HDFS
5 13 (0.94%) VMware NSX
6 11 (0.79%) Virtual Machines
7 8 (0.58%) Hyper-V
8 4 (0.29%) Virtual Servers
9 3 (0.22%) vSphere
10 1 (0.072%) Ceph
10 1 (0.072%) Shibboleth
10 1 (0.072%) VMware ESXi
Systems Management
1 97 (6.99%) Kubernetes
2 62 (4.47%) Ansible
3 57 (4.11%) Terraform
4 19 (1.37%) Puppet
5 13 (0.94%) FortiGate
6 9 (0.65%) SCCM
7 6 (0.43%) Opscode Chef
8 5 (0.36%) Control-M
8 5 (0.36%) Kibana
8 5 (0.36%) PowerCLI
8 5 (0.36%) SCOrch
8 5 (0.36%) Single Sign-On
9 4 (0.29%) SCOM
9 4 (0.29%) SCVMM
10 3 (0.22%) Grafana
10 3 (0.22%) MIIS
10 3 (0.22%) Nmap
11 2 (0.14%) Graphite
11 2 (0.14%) Salt
12 1 (0.072%) vRealize
Vendors
1 183 (13.18%) Microsoft
2 128 (9.22%) Oracle
3 55 (3.96%) IBM
4 47 (3.39%) Google
5 43 (3.10%) MuleSoft
6 41 (2.95%) Salesforce.com
7 40 (2.88%) VMware
8 39 (2.81%) Adobe
9 36 (2.59%) SAP
10 28 (2.02%) Xamarin
11 26 (1.87%) Dell
12 22 (1.59%) Cisco
13 19 (1.37%) Red Hat
13 19 (1.37%) TIBCO
13 19 (1.37%) UiPath
13 19 (1.37%) WSO2
14 18 (1.30%) ServiceNow
14 18 (1.30%) SolarWinds
15 15 (1.08%) Atlassian
16 14 (1.01%) Fortinet