Period
to 27 September 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 27 September 2021 with a comparison to the same period in the previous 2 years.

JSON
UK
6 months to
27 Sep 2021
Same period 2020 Same period 2019
Rank 179 153 182
Rank change year-on-year -26 +29 -18
Permanent jobs citing JSON 2,433 1,066 2,818
As % of all permanent jobs advertised in the UK 1.99% 2.24% 2.01%
As % of the Libraries, Frameworks & Software Standards category 4.93% 5.09% 5.38%
Number of salaries quoted 1,497 831 2,070
10th Percentile £35,084 £33,750 £32,500
25th Percentile £45,000 £41,250 £40,000
Median annual salary (50th Percentile) £57,500 £55,000 £50,000
Median % change year-on-year +4.55% +10.00% -1.96%
75th Percentile £72,500 £72,500 £70,000
90th Percentile £87,500 £92,500 £85,000
UK excluding London median annual salary £50,000 £48,500 £45,000
% change year-on-year +3.09% +7.78% -

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 49,401 20,931 52,339
As % of all permanent IT jobs advertised in the UK 40.47% 43.92% 37.27%
Number of salaries quoted 31,981 17,813 43,250
10th Percentile £36,250 £35,000 £32,250
25th Percentile £45,000 £42,500 £39,750
Median annual salary (50th Percentile) £60,000 £57,500 £52,500
Median % change year-on-year +4.35% +9.52% +5.00%
75th Percentile £78,750 £75,000 £72,500
90th Percentile £95,000 £95,000 £87,500
UK excluding London median annual salary £50,000 £50,000 £45,000
% change year-on-year - +11.11% -

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 September 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 27 September 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 -25 2,235 £57,500 +4.55% 397
UK excluding London -51 1,141 £50,000 +3.09% 234
London +4 1,118 £65,000 -7.14% 174
Work from Home -57 538 £60,000 +9.09% 83
South East -25 432 £55,000 - 54
North of England -42 229 £47,500 -7.32% 77
Midlands -58 171 £45,000 -5.26% 35
South West -73 134 £47,500 +13.10% 26
North West -63 115 £47,500 -13.64% 51
West Midlands -50 113 £45,000 -10.00% 20
Yorkshire -33 106 £53,250 +12.11% 20
East of England -49 97 £55,000 +22.22% 24
East Midlands -54 58 £43,285 +23.67% 15
Scotland -89 52 £47,000 -1.05% 13
Wales -38 19 £44,100 +17.60% 5
North East -27 9 £48,000 +20.00% 6
Northern Ireland -44 8 £35,000 -31.71%

For the 6 months to 27 September 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 1,315 (54.05%) Agile Software Development
2 1,115 (45.83%) JavaScript
3 1,007 (41.39%) XML
4 879 (36.13%) CSS
5 873 (35.88%) Git (software)
6 861 (35.39%) REST
7 854 (35.10%) Java
8 834 (34.28%) SQL
9 833 (34.24%) HTML
10 792 (32.55%) Azure
11 750 (30.83%) DevOps
12 701 (28.81%) React
13 661 (27.17%) Node.js
14 622 (25.57%) Finance
15 613 (25.20%) Python
16 611 (25.11%) Software Engineering
17 606 (24.91%) RESTful
18 599 (24.62%) AWS
18 599 (24.62%) C#
19 581 (23.88%) AngularJS
20 572 (23.51%) Web Services
21 555 (22.81%) Microservices
22 543 (22.32%) .NET
23 531 (21.82%) Jenkins
24 498 (20.47%) Social Skills
25 488 (20.06%) Linux
26 476 (19.56%) Spring
27 468 (19.24%) Scrum
28 449 (18.45%) Degree
29 445 (18.29%) TDD

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
1 225 (9.25%) Apache Spark
2 221 (9.08%) Apache
3 185 (7.60%) GemFire
4 117 (4.81%) Confluence
5 92 (3.78%) CMS
6 73 (3.00%) Elasticsearch
7 62 (2.55%) WordPress
8 57 (2.34%) IIS
9 54 (2.22%) SharePoint
10 51 (2.10%) Tomcat
11 25 (1.03%) nginx
12 24 (0.99%) JBoss
13 16 (0.66%) Umbraco
14 14 (0.58%) Drupal
14 14 (0.58%) MQSeries
14 14 (0.58%) WebSphere
15 13 (0.53%) Mule
16 10 (0.41%) OpenStack
17 9 (0.37%) Cloud Foundry
17 9 (0.37%) Sitecore CMS
Applications
1 56 (2.30%) Microsoft Office
2 50 (2.06%) Microsoft Excel
3 13 (0.53%) Photoshop
4 12 (0.49%) Microsoft PowerPoint
5 7 (0.29%) MS Visio
6 6 (0.25%) InDesign
6 6 (0.25%) Sketch
6 6 (0.25%) Zeplin
7 5 (0.21%) Adobe Illustrator
7 5 (0.21%) Adobe XD
8 4 (0.16%) Figma
9 3 (0.12%) Adobe Creative Suite
10 2 (0.082%) Chatbot
10 2 (0.082%) InVision
10 2 (0.082%) Microsoft Project
11 1 (0.041%) UXPin
Business Applications
1 27 (1.11%) Sentinel
2 23 (0.95%) Shopify
3 16 (0.66%) NetSuite
4 11 (0.45%) Payment Gateway
5 9 (0.37%) Dynamics CRM
6 7 (0.29%) Dynamics AX
7 5 (0.21%) Elite 3E
7 5 (0.21%) Remedy ITSM
8 4 (0.16%) Distributed Ledger
9 2 (0.082%) Magento
9 2 (0.082%) Oracle BPM
9 2 (0.082%) Relativity
10 1 (0.041%) Adobe Campaign
10 1 (0.041%) IBM Operational Decision Manager
10 1 (0.041%) Loan IQ
10 1 (0.041%) SAP FI-CA
10 1 (0.041%) SAP Hybris
10 1 (0.041%) SAP PSCD
10 1 (0.041%) SAP S/4HANA
10 1 (0.041%) SDL Web 8
Cloud Services
1 792 (32.55%) Azure
2 599 (24.62%) AWS
3 362 (14.88%) GitHub
4 234 (9.62%) Serverless
5 202 (8.30%) GCP
6 168 (6.91%) SaaS
7 150 (6.17%) Power Platform
8 146 (6.00%) Amazon Kinesis
9 104 (4.27%) PaaS
10 100 (4.11%) Amazon S3
11 87 (3.58%) npm
12 78 (3.21%) AWS Lambda
13 75 (3.08%) Azure Logic Apps
14 72 (2.96%) Microsoft 365
15 63 (2.59%) Azure Active Directory
16 60 (2.47%) OpenShift
17 58 (2.38%) IaaS
18 51 (2.10%) Amazon CloudWatch
19 48 (1.97%) Amazon EC2
20 44 (1.81%) Dynamics 365
Communications & Networking
1 275 (11.30%) HTTP
2 78 (3.21%) Internet
3 76 (3.12%) Broadband
4 58 (2.38%) TCP/IP
5 34 (1.40%) FTP
6 33 (1.36%) Firewall
7 32 (1.32%) Bluetooth
8 28 (1.15%) DVB
9 23 (0.95%) SAN
10 21 (0.86%) DNS
11 20 (0.82%) Network Security
12 17 (0.70%) SMTP
13 16 (0.66%) VPN
14 15 (0.62%) LAN
14 15 (0.62%) SSL
14 15 (0.62%) WAN
15 14 (0.58%) SSH
16 13 (0.53%) Cisco IOS
16 13 (0.53%) HTTPS
16 13 (0.53%) MQTT
Database & Business Intelligence
1 400 (16.44%) Relational Database
2 372 (15.29%) NoSQL
3 340 (13.97%) SQL Server
4 295 (12.12%) PostgreSQL
5 268 (11.02%) MySQL
6 231 (9.49%) MongoDB
7 228 (9.37%) Redis
8 210 (8.63%) HBase
9 201 (8.26%) MariaDB
10 200 (8.22%) Big Data
11 134 (5.51%) Power BI
12 89 (3.66%) SQL Server Integration Services
13 86 (3.53%) Data Warehouse
14 80 (3.29%) Hadoop
15 59 (2.42%) Amazon DynamoDB
16 53 (2.18%) SQL Server Reporting Services
17 39 (1.60%) RDBMS
17 39 (1.60%) Tableau
18 38 (1.56%) Amazon RDS
19 33 (1.36%) Amazon Aurora
Development Applications
1 873 (35.88%) Git (software)
2 531 (21.82%) Jenkins
3 299 (12.29%) JUnit
4 297 (12.21%) JIRA
5 246 (10.11%) Cucumber
6 222 (9.12%) Cypress.io
7 217 (8.92%) Gradle
8 210 (8.63%) Mockito
9 208 (8.55%) IntelliJ
10 205 (8.43%) Eclipse
11 203 (8.34%) Storybook
12 197 (8.10%) Sonatype Nexus
13 186 (7.64%) Protractor
14 140 (5.75%) Artifactory
15 133 (5.47%) Selenium
16 105 (4.32%) Visual Studio
17 104 (4.27%) SonarQube
17 104 (4.27%) webpack
18 84 (3.45%) Maven
19 76 (3.12%) Bitbucket
General
1 622 (25.57%) Finance
2 498 (20.47%) Social Skills
3 303 (12.45%) Banking
4 246 (10.11%) Law
5 221 (9.08%) Inclusion and Diversity
6 158 (6.49%) Analytical Skills
7 130 (5.34%) Marketing
8 98 (4.03%) Retail
9 78 (3.21%) Games
10 71 (2.92%) Public Sector
11 48 (1.97%) Legal
12 35 (1.44%) Documentation Skills
13 30 (1.23%) Manufacturing
13 30 (1.23%) Presentation Skills
14 28 (1.15%) Back Office
14 28 (1.15%) Financial Institution
14 28 (1.15%) Retail Banking
15 25 (1.03%) Organisational Skills
16 23 (0.95%) Advertising
16 23 (0.95%) Investment Banking
Job Titles
1 1,156 (47.51%) Developer
2 399 (16.40%) Software Engineer
3 249 (10.23%) Senior Developer
4 196 (8.06%) Software Developer
5 171 (7.03%) Java Developer
6 153 (6.29%) .NET Developer
7 144 (5.92%) Full Stack Developer
8 110 (4.52%) Senior Software Engineer
9 102 (4.19%) Architect
9 102 (4.19%) C# Developer
10 88 (3.62%) Analyst
11 87 (3.58%) Lead Developer
12 86 (3.53%) Lead Software Engineer
13 83 (3.41%) Front End Developer (Client-Side Developer)
14 82 (3.37%) Principal Engineer
15 78 (3.21%) Principal Software Engineer
16 70 (2.88%) DevOps Engineer
17 69 (2.84%) PHP Developer
18 62 (2.55%) C# .NET Developer
19 61 (2.51%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 1,007 (41.39%) XML
2 879 (36.13%) CSS
3 861 (35.39%) REST
4 833 (34.24%) HTML
5 701 (28.81%) React
6 661 (27.17%) Node.js
7 606 (24.91%) RESTful
8 581 (23.88%) AngularJS
9 572 (23.51%) Web Services
10 543 (22.32%) .NET
11 476 (19.56%) Spring
12 410 (16.85%) SOAP
13 350 (14.39%) HTML5
14 332 (13.65%) Kafka
15 323 (13.28%) Twitter Bootstrap
16 311 (12.78%) Redux
17 251 (10.32%) jQuery
18 215 (8.84%) CSS3
19 202 (8.30%) Express
20 201 (8.26%) .NET Framework
Miscellaneous
1 315 (12.95%) User Experience
2 214 (8.80%) Linux Command Line
3 148 (6.08%) Self-Motivation
4 137 (5.63%) Mobile App
5 93 (3.82%) Social Media
6 89 (3.66%) Enterprise Software
7 85 (3.49%) Data Structures
8 51 (2.10%) Greenfield Project
9 44 (1.81%) Cloud Native
10 43 (1.77%) Algorithms
11 41 (1.69%) Video\Live Streaming
12 36 (1.48%) Data Centre
13 32 (1.32%) Public Cloud
14 31 (1.27%) Renewable Energy
15 29 (1.19%) Management Information System
15 29 (1.19%) Virtual Team
16 28 (1.15%) Blog
16 28 (1.15%) Digital TV
16 28 (1.15%) MPEG
16 28 (1.15%) STB
Operating Systems
1 488 (20.06%) Linux
2 253 (10.40%) Unix
3 180 (7.40%) Windows
4 126 (5.18%) Apple iOS
5 121 (4.97%) Android
6 31 (1.27%) Mac OS
7 24 (0.99%) Windows Server
8 20 (0.82%) Windows 10
9 18 (0.74%) Ubuntu
10 13 (0.53%) Windows Server 2016
11 11 (0.45%) Windows Server 2012
12 7 (0.29%) CentOS
12 7 (0.29%) Windows 7
12 7 (0.29%) Windows Server 2019
13 6 (0.25%) Windows 8
14 5 (0.21%) tvOS
15 4 (0.16%) Debian
15 4 (0.16%) Embedded Linux
15 4 (0.16%) Tizen
15 4 (0.16%) webOS
Processes & Methodologies
1 1,315 (54.05%) Agile Software Development
2 750 (30.83%) DevOps
3 611 (25.11%) Software Engineering
4 555 (22.81%) Microservices
5 468 (19.24%) Scrum
6 445 (18.29%) TDD
7 441 (18.13%) OO
8 413 (16.97%) Full Stack Development
9 364 (14.96%) Computer Science
10 356 (14.63%) Test Automation
11 309 (12.70%) Problem-Solving
12 302 (12.41%) MVC
13 292 (12.00%) Continuous Integration
14 284 (11.67%) BDD
15 241 (9.91%) Software Testing
16 231 (9.49%) Web Development
17 229 (9.41%) Mentoring
18 226 (9.29%) Open Source
19 224 (9.21%) Fintech
19 224 (9.21%) Unit Testing
Programming Languages
1 1,115 (45.83%) JavaScript
2 854 (35.10%) Java
3 834 (34.28%) SQL
4 613 (25.20%) Python
5 599 (24.62%) C#
6 264 (10.85%) Groovy
7 237 (9.74%) PHP
8 231 (9.49%) TypeScript
9 216 (8.88%) Shell Script
10 214 (8.80%) PowerShell
11 116 (4.77%) Bash Shell
12 109 (4.48%) C++
13 84 (3.45%) T-SQL
14 82 (3.37%) ES6
15 80 (3.29%) Java 8
16 74 (3.04%) C
17 71 (2.92%) Ruby
18 60 (2.47%) PL/SQL
19 56 (2.30%) VB
20 51 (2.10%) Scala
Qualifications
1 449 (18.45%) Degree
2 181 (7.44%) OCP
2 181 (7.44%) Oracle Certification
3 102 (4.19%) Computer Science Degree
4 49 (2.01%) Security Cleared
5 44 (1.81%) SC Cleared
6 29 (1.19%) ISTQB
7 27 (1.11%) GCFA
7 27 (1.11%) GCFE
7 27 (1.11%) GCIA
7 27 (1.11%) GCIH
7 27 (1.11%) SANS
8 22 (0.90%) ISEB
9 15 (0.62%) Master's Degree
10 13 (0.53%) ITIL Certification
11 12 (0.49%) DBS Check
12 11 (0.45%) CBAP
12 11 (0.45%) DV Cleared
12 11 (0.45%) IIBA
13 9 (0.37%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 202 (8.30%) QA
2 73 (3.00%) Accessibility
3 19 (0.78%) GDPR
4 18 (0.74%) Data Quality
5 16 (0.66%) SLA
6 11 (0.45%) PCI DSS
7 10 (0.41%) WCAG
8 9 (0.37%) GRC
9 8 (0.33%) ISO/IEC 27001
9 8 (0.33%) NIST
10 7 (0.29%) PA-DSS
11 5 (0.21%) CDISC
11 5 (0.21%) Good Clinical Practice
12 4 (0.16%) PMO
13 3 (0.12%) ISO 9001
14 2 (0.082%) ISO 15022
14 2 (0.082%) ISO 20022
14 2 (0.082%) MISRA
15 1 (0.041%) ISO 22301
15 1 (0.041%) Sarbanes-Oxley
System Software
1 403 (16.56%) Docker
2 202 (8.30%) HDFS
3 167 (6.86%) VMware Infrastructure
4 92 (3.78%) Active Directory
5 16 (0.66%) Hyper-V
6 13 (0.53%) Virtual Machines
7 10 (0.41%) NFS
8 7 (0.29%) Apache ZooKeeper
8 7 (0.29%) Ceph
8 7 (0.29%) VMware ESXi
8 7 (0.29%) VMware NSX
9 4 (0.16%) Firmware
10 3 (0.12%) Virtual Servers
11 2 (0.082%) Microsoft App-V
11 2 (0.082%) VirtualBox
11 2 (0.082%) vSphere
11 2 (0.082%) XenApp
12 1 (0.041%) BitLocker
Systems Management
1 346 (14.22%) Kubernetes
2 281 (11.55%) Ansible
3 158 (6.49%) Terraform
4 81 (3.33%) Opscode Chef
5 34 (1.40%) Puppet
6 13 (0.53%) Control-M
7 11 (0.45%) Grafana
7 11 (0.45%) SCOM
8 10 (0.41%) Docker Swarm
8 10 (0.41%) SCCM
9 9 (0.37%) Microsoft Intune
10 8 (0.33%) Rancher
11 7 (0.29%) FortiGate
11 7 (0.29%) Galera Cluster
11 7 (0.29%) HAProxy
12 6 (0.25%) Kibana
12 6 (0.25%) Single Sign-On
13 5 (0.21%) SCOrch
14 4 (0.16%) HP ALM
14 4 (0.16%) Prometheus
Vendors
1 327 (13.44%) Microsoft
2 236 (9.70%) VMware
3 186 (7.64%) Oracle
4 185 (7.60%) Okta
5 133 (5.47%) Google
6 70 (2.88%) Salesforce.com
7 49 (2.01%) MuleSoft
8 40 (1.64%) Splunk
9 33 (1.36%) ServiceNow
10 32 (1.32%) Spotify
11 31 (1.27%) Xamarin
12 30 (1.23%) SolarWinds
13 29 (1.19%) Cisco
14 28 (1.15%) Apple
14 28 (1.15%) IBM
14 28 (1.15%) YouTube
15 26 (1.07%) Adobe
15 26 (1.07%) LexisNexis
16 25 (1.03%) Sony
17 23 (0.95%) TIBCO