Period
to

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for JSON skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSON over the 6 months to 12 August 2022 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JSON
UK > England
6 months to
12 Aug 2022
Same period 2021 Same period 2020
Rank 171 148 146
Rank change year-on-year -23 -2 -34
Contract jobs citing JSON 1,187 1,080 550
As % of all contract jobs advertised in England 1.63% 1.83% 1.80%
As % of the Libraries, Frameworks & Software Standards category 6.09% 6.09% 5.86%
Number of daily rates quoted 792 708 337
10th Percentile £411 £363 £360
25th Percentile £463 £425 £413
Median daily rate (50th Percentile) £550 £500 £500
Median % change year-on-year +10.00% - -
75th Percentile £661 £588 £573
90th Percentile £774 £704 £609
UK median daily rate £550 £500 £468
% change year-on-year +10.00% +6.95% -6.50%
Number of hourly rates quoted 27 34 8
10th Percentile - £31.03 £47.85
25th Percentile £14.25 £49.25 £50.44
Median hourly rate £55.00 £59.00 £56.50
Median % change year-on-year -6.78% +4.42% -5.83%
75th Percentile £77.25 £65.89 £68.75
90th Percentile £78.90 £73.19 £69.13
UK median hourly rate £52.50 £63.00 £56.50
% change year-on-year -16.67% +11.50% -5.83%

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

All Software Libraries and Frameworks
England
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 19,477 17,721 9,383
As % of all contract IT jobs advertised in England 26.79% 30.04% 30.65%
Number of daily rates quoted 14,464 12,812 6,686
10th Percentile £405 £363 £330
25th Percentile £475 £425 £413
Median daily rate (50th Percentile) £575 £525 £500
Median % change year-on-year +9.52% +5.00% -
75th Percentile £675 £625 £594
90th Percentile £775 £700 £675
UK median daily rate £565 £510 £500
% change year-on-year +10.78% +2.00% +2.56%
Number of hourly rates quoted 204 178 86
10th Percentile £19.73 £16.06 £20.63
25th Percentile £37.94 £27.63 £30.31
Median hourly rate £59.50 £48.27 £45.00
Median % change year-on-year +23.28% +7.26% -4.43%
75th Percentile £67.50 £62.95 £57.88
90th Percentile £76.89 £70.30 £67.38
UK median hourly rate £59.00 £47.88 £45.00
% change year-on-year +23.24% +6.39% -

JSON
Job Vacancy Trend in England

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

Job vacancy trend for JSON in England

JSON
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing JSON in England.

Daily rate trend for JSON in England

JSON
Daily Rate Histogram in England

Daily rate distribution for jobs citing JSON in England over the 6 months to 12 August 2022.

Daily rate histogram for JSON in England

JSON
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing JSON in England.

Hourly rate trend for JSON in England

JSON
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing JSON in England over the 6 months to 12 August 2022.

Hourly rate histogram for JSON in England

JSON
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the England region over the 6 months to 12 August 2022. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
London -37 607 £585 +14.15% 133
Midlands +24 141 £518 +18.97% 23
North of England -13 136 £500 +5.26% 50
South East -19 131 £525 +10.53% 44
West Midlands +20 130 £508 +16.40% 18
North West -19 68 £500 +12.04% 23
Yorkshire -5 57 £500 +5.26% 19
East of England -29 26 £574 +6.30% 15
South West -33 25 £625 +56.25% 18
North East -20 11 £400 -26.06% 8
East Midlands +1 10 £525 +23.53% 5
JSON
UK

For the 6 months to 12 August 2022, IT contractor 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 contract job ads across the England region with a requirement for JSON.

1 531 (44.73%) XML
2 503 (42.38%) Agile
3 468 (39.43%) Java
4 459 (38.67%) REST
5 450 (37.91%) SQL
6 420 (35.38%) JavaScript
7 375 (31.59%) DevOps
8 359 (30.24%) Git (software)
9 312 (26.28%) Jenkins
10 293 (24.68%) HTML
11 286 (24.09%) Oracle
12 274 (23.08%) Social Skills
13 271 (22.83%) Web Services
14 265 (22.33%) AWS
15 255 (21.48%) Azure
16 251 (21.15%) SOAP
17 249 (20.98%) CSS
18 248 (20.89%) CI/CD
19 246 (20.72%) Finance
20 237 (19.97%) Microservices
21 232 (19.55%) Python
22 231 (19.46%) Test Automation
23 228 (19.21%) Scrum
24 219 (18.45%) JIRA
25 213 (17.94%) Spring
26 204 (17.19%) RESTful
27 185 (15.59%) Linux
27 185 (15.59%) React
28 177 (14.91%) .NET
29 174 (14.66%) Security Cleared

JSON
Co-occurring IT Skills in England 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
1 141 (11.88%) Confluence
2 42 (3.54%) CMS
3 33 (2.78%) Cloud Foundry
4 32 (2.70%) WebLogic
5 31 (2.61%) Apache
6 30 (2.53%) Tomcat
6 30 (2.53%) WebSphere
7 29 (2.44%) Mule
8 22 (1.85%) IIS
9 21 (1.77%) Oracle SOA Suite
9 21 (1.77%) Sitecore CMS
10 17 (1.43%) Adobe Experience Manager
11 14 (1.18%) Apache Spark
12 12 (1.01%) SharePoint
12 12 (1.01%) Umbraco
13 11 (0.93%) nginx
14 10 (0.84%) Anypoint
14 10 (0.84%) Apache Airflow
15 9 (0.76%) Apache Solr
15 9 (0.76%) BizTalk Server
Applications
1 20 (1.68%) Microsoft Excel
2 7 (0.59%) Sketch
3 6 (0.51%) Microsoft Office
4 4 (0.34%) MS Visio
5 3 (0.25%) Adobe Illustrator
5 3 (0.25%) Microsoft PowerPoint
5 3 (0.25%) Photoshop
6 1 (0.084%) Adobe XD
6 1 (0.084%) Chatbot
Business Applications
1 32 (2.70%) Oracle ERP
2 27 (2.27%) NetSuite
3 14 (1.18%) SAP FI-CA
3 14 (1.18%) SAP PSCD
4 6 (0.51%) Dynamics CRM
5 5 (0.42%) BusinessWorks
5 5 (0.42%) SAP Hybris
5 5 (0.42%) Sparx Enterprise Architect
6 4 (0.34%) BondVision
6 4 (0.34%) Salesforce.com CRM
7 3 (0.25%) Oracle EBS
7 3 (0.25%) Shopify
8 2 (0.17%) SunGard Martini
8 2 (0.17%) WebTrends
9 1 (0.084%) assyst
9 1 (0.084%) Dynamics AX
9 1 (0.084%) Infor M3
9 1 (0.084%) Kondor
9 1 (0.084%) Oracle Applications
9 1 (0.084%) SAP Retail
Cloud Services
1 265 (22.33%) AWS
2 255 (21.48%) Azure
3 145 (12.22%) GitHub
4 83 (6.99%) SaaS
5 82 (6.91%) PaaS
5 82 (6.91%) Serverless
6 75 (6.32%) Azure DevOps
7 73 (6.15%) AWS Lambda
8 63 (5.31%) Power Platform
9 55 (4.63%) Amazon S3
10 48 (4.04%) IaaS
11 43 (3.62%) GCP
12 37 (3.12%) Amazon EC2
13 35 (2.95%) npm
14 33 (2.78%) Azure Data Factory
15 31 (2.61%) OpenShift
16 30 (2.53%) Amazon ECS
17 28 (2.36%) AWS CodePipeline
18 27 (2.27%) Amazon EKS
18 27 (2.27%) Azure Logic Apps
Communications & Networking
1 92 (7.75%) HTTP
2 44 (3.71%) Firewall
3 41 (3.45%) TCP/IP
4 32 (2.70%) DNS
5 16 (1.35%) FTP
5 16 (1.35%) SSL
6 15 (1.26%) Internet
7 14 (1.18%) MPLS
8 13 (1.10%) WAN
9 12 (1.01%) LAN
9 12 (1.01%) MQTT
10 11 (0.93%) BGP
10 11 (0.93%) VPN
11 9 (0.76%) HTTPS
11 9 (0.76%) Network Security
12 8 (0.67%) SNMP
12 8 (0.67%) SSH
13 7 (0.59%) Ethernet VPN
13 7 (0.59%) Intrusion Detection
14 6 (0.51%) VLAN
Database & Business Intelligence
1 159 (13.40%) SQL Server
2 150 (12.64%) Relational Database
3 100 (8.42%) MongoDB
4 93 (7.83%) Oracle Database
4 93 (7.83%) PostgreSQL
5 87 (7.33%) NoSQL
6 58 (4.89%) MySQL
7 48 (4.04%) Oracle Database 12c
8 44 (3.71%) Power BI
9 40 (3.37%) Amazon RDS
10 34 (2.86%) DynamoDB
10 34 (2.86%) RDBMS
11 30 (2.53%) Data Warehouse
11 30 (2.53%) Elasticsearch
12 24 (2.02%) Azure SQL Database
13 21 (1.77%) Hadoop
14 20 (1.68%) Data Lake
14 20 (1.68%) Parquet
15 19 (1.60%) SQL Server Integration Services
16 18 (1.52%) DB2
Development Applications
1 359 (30.24%) Git (software)
2 312 (26.28%) Jenkins
3 219 (18.45%) JIRA
4 131 (11.04%) Maven
5 120 (10.11%) JUnit
6 98 (8.26%) Postman
7 74 (6.23%) Bitbucket
8 73 (6.15%) SoapUI
9 62 (5.22%) Visual Studio
10 61 (5.14%) Cucumber
10 61 (5.14%) Selenium
11 58 (4.89%) GitLab
12 56 (4.72%) Mockito
13 49 (4.13%) Eclipse
14 43 (3.62%) Artifactory
15 39 (3.29%) Sonatype Nexus
16 35 (2.95%) Subversion
17 34 (2.86%) SonarQube
17 34 (2.86%) TeamCity
18 33 (2.78%) IntelliJ
General
1 274 (23.08%) Social Skills
2 246 (20.72%) Finance
3 139 (11.71%) Banking
4 97 (8.17%) Analytical Skills
5 85 (7.16%) Public Sector
6 37 (3.12%) Investment Banking
7 35 (2.95%) Back Office
7 35 (2.95%) Influencing Skills
8 25 (2.11%) Marketing
9 23 (1.94%) Telecoms
10 22 (1.85%) Legal
11 21 (1.77%) Retail
12 19 (1.60%) Billing
13 18 (1.52%) Military
13 18 (1.52%) Police
14 17 (1.43%) Front Office
14 17 (1.43%) Retail Banking
15 16 (1.35%) Presentation Skills
16 14 (1.18%) Documentation Skills
17 13 (1.10%) Financial Institution
Job Titles
1 566 (47.68%) Developer
2 137 (11.54%) Java Developer
3 94 (7.92%) Architect
4 81 (6.82%) Analyst
5 68 (5.73%) Senior Developer
6 49 (4.13%) Consultant
6 49 (4.13%) Full Stack Developer
7 48 (4.04%) Solutions Architect
8 47 (3.96%) C# Developer
9 44 (3.71%) Software Engineer
10 43 (3.62%) DevOps Engineer
11 41 (3.45%) C++ Developer
12 37 (3.12%) Data Engineer
13 36 (3.03%) React Developer
14 34 (2.86%) .NET Developer
15 33 (2.78%) Front End Developer (Client-Side Developer)
16 32 (2.70%) AWS Engineer
16 32 (2.70%) C++/C# Developer
17 31 (2.61%) Test Analyst
18 28 (2.36%) JavaScript Developer
Libraries, Frameworks & Software Standards
1 531 (44.73%) XML
2 459 (38.67%) REST
3 293 (24.68%) HTML
4 271 (22.83%) Web Services
5 251 (21.15%) SOAP
6 249 (20.98%) CSS
7 213 (17.94%) Spring
8 204 (17.19%) RESTful
9 185 (15.59%) React
10 177 (14.91%) .NET
11 156 (13.14%) Spring Boot
12 128 (10.78%) AngularJS
13 123 (10.36%) Node.js
14 92 (7.75%) jQuery
15 86 (7.25%) J2EE
16 79 (6.66%) .NET Framework
17 75 (6.32%) Kafka
18 71 (5.98%) HTML5
19 68 (5.73%) YAML
20 66 (5.56%) Ajax
Miscellaneous
1 100 (8.42%) User Experience
2 72 (6.07%) Mobile App
3 55 (4.63%) Public Cloud
4 49 (4.13%) Enterprise Software
4 49 (4.13%) Self-Motivation
5 38 (3.20%) Data Protection Act
6 27 (2.27%) Fixed Income
6 27 (2.27%) Greenfield Project
7 23 (1.94%) Data Structures
8 19 (1.60%) Management Information System
9 17 (1.43%) Linux Command Line
10 16 (1.35%) Legacy Systems
11 15 (1.26%) Reinsurance
12 14 (1.18%) IoT
12 14 (1.18%) Replication
12 14 (1.18%) Virtual Team
13 12 (1.01%) Cloud Native
14 10 (0.84%) Client/Server
14 10 (0.84%) Hybrid Cloud
14 10 (0.84%) Reference Data
Operating Systems
1 185 (15.59%) Linux
2 150 (12.64%) Windows
3 97 (8.17%) Unix
4 48 (4.04%) Android
5 38 (3.20%) Apple iOS
6 5 (0.42%) Mac OS
7 3 (0.25%) Mac OS X
7 3 (0.25%) Windows Server
8 2 (0.17%) CentOS
8 2 (0.17%) Solaris
9 1 (0.084%) Red Hat Enterprise Linux
9 1 (0.084%) Tizen
9 1 (0.084%) Ubuntu
9 1 (0.084%) webOS
Processes & Methodologies
1 503 (42.38%) Agile
2 375 (31.59%) DevOps
3 248 (20.89%) CI/CD
4 237 (19.97%) Microservices
5 231 (19.46%) Test Automation
6 228 (19.21%) Scrum
7 166 (13.98%) TDD
8 135 (11.37%) Problem-Solving
9 126 (10.61%) Unit Testing
10 123 (10.36%) Data Modelling
11 118 (9.94%) BDD
12 115 (9.69%) Business Intelligence
12 115 (9.69%) Continuous Integration
12 115 (9.69%) Full Stack Development
13 109 (9.18%) Software Engineering
14 107 (9.01%) OO
15 97 (8.17%) Kanban
15 97 (8.17%) SDLC
16 87 (7.33%) SOA
17 86 (7.25%) ETL
Programming Languages
1 468 (39.43%) Java
2 450 (37.91%) SQL
3 420 (35.38%) JavaScript
4 232 (19.55%) Python
5 172 (14.49%) C#
6 117 (9.86%) TypeScript
7 116 (9.77%) PL/SQL
8 75 (6.32%) PowerShell
9 63 (5.31%) C++
10 48 (4.04%) Bash
11 41 (3.45%) Shell Script
12 39 (3.29%) Ruby
13 38 (3.20%) T-SQL
14 36 (3.03%) ES6
15 35 (2.95%) Kotlin
16 28 (2.36%) Scala
17 26 (2.19%) Perl
18 23 (1.94%) PHP
19 22 (1.85%) Go
20 21 (1.77%) C
Qualifications
1 174 (14.66%) Security Cleared
2 141 (11.88%) SC Cleared
3 96 (8.09%) Degree
4 37 (3.12%) Computer Science Degree
5 24 (2.02%) DV Cleared
6 23 (1.94%) AWS Certification
7 20 (1.68%) ISEB
7 20 (1.68%) ISTQB
8 15 (1.26%) ISTQB Foundation Certification
9 5 (0.42%) CEH
9 5 (0.42%) CISM
9 5 (0.42%) CISSP
10 4 (0.34%) Master's Degree
11 3 (0.25%) OCPJP
11 3 (0.25%) PMI Certification
11 3 (0.25%) PMP
11 3 (0.25%) Sun Certification
12 2 (0.17%) Cisco Certification
12 2 (0.17%) DBS Check
12 2 (0.17%) Microsoft Certification
Quality Assurance & Compliance
1 90 (7.58%) QA
2 73 (6.15%) Accessibility
3 27 (2.27%) WCAG
4 17 (1.43%) GDPR
5 8 (0.67%) Data Quality
5 8 (0.67%) ISO/IEC 27001
6 7 (0.59%) NIST
6 7 (0.59%) SOC 2
7 4 (0.34%) ISO 20022
8 1 (0.084%) ISO 9001
8 1 (0.084%) PMO
8 1 (0.084%) SLA
System Software
1 156 (13.14%) Docker
2 35 (2.95%) Active Directory
3 21 (1.77%) VMware Infrastructure
4 17 (1.43%) Virtual Machines
5 12 (1.01%) VMware NSX
6 11 (0.93%) vSphere
7 5 (0.42%) Firmware
7 5 (0.42%) Virtual Desktop
8 4 (0.34%) Embedded Firmware
9 3 (0.25%) HDFS
10 2 (0.17%) OpenAM
11 1 (0.084%) Hyper-V
11 1 (0.084%) OpenDJ
11 1 (0.084%) VirtualBox
11 1 (0.084%) VMware ESXi
11 1 (0.084%) VMware Workstation
Systems Management
1 135 (11.37%) Kubernetes
2 83 (6.99%) Ansible
3 72 (6.07%) Terraform
4 43 (3.62%) Kibana
5 34 (2.86%) Puppet
6 17 (1.43%) Grafana
6 17 (1.43%) Prometheus
7 11 (0.93%) BladeLogic
7 11 (0.93%) Istio
7 11 (0.93%) PowerCLI
7 11 (0.93%) vRealize
7 11 (0.93%) WMI
8 10 (0.84%) logstash
9 8 (0.67%) Packer
9 8 (0.67%) vRealize Orchestrator
10 6 (0.51%) CA Service Virtualization
11 5 (0.42%) Nessus
11 5 (0.42%) Rancher
11 5 (0.42%) TIBCO Hawk
12 4 (0.34%) HP Fortify
Vendors
1 286 (24.09%) Oracle
2 138 (11.63%) Microsoft
3 62 (5.22%) SAP
4 54 (4.55%) IBM
5 53 (4.47%) Splunk
6 44 (3.71%) Google
7 34 (2.86%) AppDynamics
8 27 (2.27%) MuleSoft
9 25 (2.11%) Adobe
9 25 (2.11%) Infor
9 25 (2.11%) PeopleSoft
9 25 (2.11%) webMethods
9 25 (2.11%) Zuora
10 24 (2.02%) Salesforce.com
10 24 (2.02%) VMware
11 22 (1.85%) Sitecore
12 18 (1.52%) Sparx
13 17 (1.43%) Pega
14 16 (1.35%) Atlassian
14 16 (1.35%) SolarWinds