Period
to 5 June 2020

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 5 June 2020 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
5 Jun 2020
Same period 2019 Same period 2018
Rank 144 97 110
Rank change year-on-year -47 +13 -11
Contract jobs citing JSON 725 2,050 2,174
As % of all contract jobs advertised in England 1.81% 2.49% 2.38%
As % of the Libraries, Frameworks & Software Standards category 5.88% 7.59% 7.12%
Number of daily rates quoted 430 1,326 1,448
Median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +5.56%
10th Percentile £343 £350 £325
90th Percentile £638 £638 £600
UK median daily rate £475 £488 £475
% change year-on-year -2.56% +2.63% +5.56%
Number of hourly rates quoted 12 32 11
Median hourly rate £50.25 £55.00 £45.00
Median hourly rate % change year-on-year -8.64% +22.22% +25.00%
10th Percentile £35.00 £35.00 £28.50
90th Percentile £68.75 £67.07 £75.00
UK median hourly rate £50.25 £55.00 £45.00
% change year-on-year -8.64% +22.22% +25.00%

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 12,337 27,006 30,538
As % of all contract IT jobs advertised in England 30.86% 32.84% 33.41%
Number of daily rates quoted 8,439 19,053 21,653
Median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +5.56%
10th Percentile £338 £340 £313
90th Percentile £675 £650 £625
UK median daily rate £500 £490 £475
% change year-on-year +2.04% +3.16% +8.57%
Number of hourly rates quoted 177 275 326
Median hourly rate £35.00 £44.00 £42.38
Median hourly rate % change year-on-year -20.45% +3.82% +3.06%
10th Percentile £24.50 £18.50 £17.51
90th Percentile £63.30 £62.51 £61.25
Median hourly rate £35.00 £42.50 £42.38
% change year-on-year -17.65% +0.28% +4.65%

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 5 June 2020.

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 5 June 2020.

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 5 June 2020. 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
Job
Vacancies
London -40 358 £500 - 44
North of England -9 101 £435 -3.33% 26
South West +13 78 £525 +5.00% 15
South East -68 78 £500 +11.11% 17
Midlands -17 63 £473 +5.00% 17
Yorkshire -5 44 £465 -4.12% 4
North West -8 39 £431 -4.17% 19
East of England +12 38 £525 - 8
West Midlands -13 35 £423 -14.65% 7
East Midlands +35 28 £500 +33.33% 10
North East +26 18 £435 +8.75% 3
JSON
UK

For the 6 months to 5 June 2020, 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.

1 396 (54.62%) XML
2 332 (45.79%) Java
3 323 (44.55%) Agile Software Development
4 290 (40.00%) REST
5 229 (31.59%) SQL
6 223 (30.76%) JavaScript
7 214 (29.52%) Web Services
8 203 (28.00%) SOAP
9 202 (27.86%) Git (software)
10 177 (24.41%) HTML
11 175 (24.14%) CSS
12 171 (23.59%) Oracle
13 160 (22.07%) RESTful
14 155 (21.38%) Azure
15 145 (20.00%) DevOps
16 130 (17.93%) Jenkins
16 130 (17.93%) Security Cleared
16 130 (17.93%) SQL Server
17 123 (16.97%) SOA
18 120 (16.55%) .NET
19 118 (16.28%) C#
19 118 (16.28%) TDD
20 114 (15.72%) JIRA
20 114 (15.72%) SC Cleared
20 114 (15.72%) Test Automation
21 112 (15.45%) Python
22 110 (15.17%) Finance
23 108 (14.90%) AWS
24 107 (14.76%) Linux
25 105 (14.48%) Continuous Integration

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 84 (11.59%) Confluence
2 70 (9.66%) Red Hat Fuse
3 69 (9.52%) Oracle SOA Suite
4 60 (8.28%) WebLogic
5 46 (6.34%) JBoss
6 40 (5.52%) Tomcat
7 39 (5.38%) Apache
8 27 (3.72%) Mule
8 27 (3.72%) Oracle Service Bus
9 21 (2.90%) MQSeries
10 19 (2.62%) WebSphere
11 16 (2.21%) Apache ServiceMix
11 16 (2.21%) SharePoint
12 15 (2.07%) IIS
13 14 (1.93%) BizTalk Server
13 14 (1.93%) CMS
14 8 (1.10%) Elasticsearch
15 6 (0.83%) Drupal
16 4 (0.55%) Skype for Business
16 4 (0.55%) WordPress
Applications
1 12 (1.66%) Microsoft Excel
2 8 (1.10%) Microsoft Office
3 6 (0.83%) Chatbot
4 2 (0.28%) MS Visio
5 1 (0.14%) InVision
5 1 (0.14%) Microsoft PowerPoint
5 1 (0.14%) Microsoft Project
5 1 (0.14%) Sketch
Business Applications
1 14 (1.93%) Oracle ERP
2 7 (0.97%) Distributed Ledger
3 6 (0.83%) Oracle Applications
3 6 (0.83%) Sparx Enterprise Architect
4 5 (0.69%) Dynamics CRM
5 4 (0.55%) Magento
5 4 (0.55%) Remedy ITSM
6 3 (0.41%) SAP FI-CA
6 3 (0.41%) SAP PSCD
7 2 (0.28%) Maximo
7 2 (0.28%) Oracle BPM
7 2 (0.28%) Oracle EBS
7 2 (0.28%) Payment Gateway
7 2 (0.28%) Shopify
7 2 (0.28%) Siebel CRM
8 1 (0.14%) NetSuite
Cloud Services
1 155 (21.38%) Azure
2 108 (14.90%) AWS
3 67 (9.24%) GitHub
4 33 (4.55%) Power Platform
5 32 (4.41%) SaaS
6 31 (4.28%) Boomi
6 31 (4.28%) PaaS
7 28 (3.86%) Serverless
8 24 (3.31%) GCP
9 22 (3.03%) Slack
10 20 (2.76%) Amazon S3
10 20 (2.76%) Azure Active Directory
11 19 (2.62%) AWS Lambda
12 16 (2.21%) Office 365
13 15 (2.07%) Amazon EC2
13 15 (2.07%) Apigee
13 15 (2.07%) IaaS
13 15 (2.07%) Logic Apps
14 12 (1.66%) Azure Functions
14 12 (1.66%) npm
Communications & Networking
1 60 (8.28%) HTTP
2 22 (3.03%) DNS
3 15 (2.07%) FTP
4 13 (1.79%) SSL
4 13 (1.79%) TCP/IP
5 11 (1.52%) HTTPS
6 10 (1.38%) Firewall
7 7 (0.97%) Broadband
8 6 (0.83%) LAN
8 6 (0.83%) Skype
8 6 (0.83%) Wi-Fi
9 5 (0.69%) Reverse Proxy
10 4 (0.55%) Ethernet
10 4 (0.55%) Network Security
10 4 (0.55%) OpenVPN
10 4 (0.55%) PBX
10 4 (0.55%) WAN
11 3 (0.41%) SSH
11 3 (0.41%) Wireless
11 3 (0.41%) WLAN
Database & Business Intelligence
1 130 (17.93%) SQL Server
2 63 (8.69%) NoSQL
3 52 (7.17%) Relational Database
4 49 (6.76%) PostgreSQL
5 38 (5.24%) Data Warehouse
5 38 (5.24%) MySQL
6 37 (5.10%) Oracle Database
7 32 (4.41%) MongoDB
8 28 (3.86%) SQL Server Integration Services
9 27 (3.72%) Power BI
10 25 (3.45%) Big Data
11 21 (2.90%) Oracle Database 11g
12 15 (2.07%) SQL Server Reporting Services
13 11 (1.52%) Amazon DynamoDB
14 10 (1.38%) Apache Cassandra
15 9 (1.24%) Amazon Redshift
15 9 (1.24%) Data Lake
15 9 (1.24%) Oracle ODI
15 9 (1.24%) Oracle Reports
16 8 (1.10%) SQL Server 2014
Development Applications
1 202 (27.86%) Git (software)
2 130 (17.93%) Jenkins
3 114 (15.72%) JIRA
4 74 (10.21%) Maven
5 57 (7.86%) Postman
6 49 (6.76%) Cucumber
7 45 (6.21%) Selenium
8 43 (5.93%) Team Foundation Server
9 41 (5.66%) JUnit
10 40 (5.52%) SoapUI
11 34 (4.69%) Gradle
12 30 (4.14%) Visual Studio
13 27 (3.72%) Eclipse
14 24 (3.31%) Bitbucket
14 24 (3.31%) GitLab
15 20 (2.76%) Mockito
15 20 (2.76%) Sonatype Nexus
15 20 (2.76%) Xcode
16 19 (2.62%) Android Studio
16 19 (2.62%) Visual Studio Team System
General
1 110 (15.17%) Finance
2 85 (11.72%) Public Sector
3 49 (6.76%) Marketing
4 43 (5.93%) Manufacturing
5 41 (5.66%) Telecoms
6 38 (5.24%) Electronics
7 37 (5.10%) Banking
8 13 (1.79%) Back Office
8 13 (1.79%) Retail
9 9 (1.24%) Financial Institution
9 9 (1.24%) Games
10 8 (1.10%) Law
11 7 (0.97%) Front Office
12 5 (0.69%) Investment Banking
12 5 (0.69%) Pharmaceutical
13 4 (0.55%) Local Government
13 4 (0.55%) Retail Banking
14 3 (0.41%) Legal
15 1 (0.14%) French Language
15 1 (0.14%) Publishing
Job Titles
1 422 (58.21%) Developer
2 117 (16.14%) Java Developer
3 97 (13.38%) Architect
4 53 (7.31%) Senior Developer
5 37 (5.10%) .NET Developer
6 32 (4.41%) Senior Java Developer
7 31 (4.28%) DevOps Engineer
7 31 (4.28%) Technical Architect
8 28 (3.86%) Analyst
8 28 (3.86%) Integration Developer
9 25 (3.45%) C# Developer
9 25 (3.45%) Node.js Developer
10 24 (3.31%) Front End Developer (Client-Side Developer)
11 20 (2.76%) Applications Architect
11 20 (2.76%) AWS Developer
11 20 (2.76%) Cloud Architect
11 20 (2.76%) SQL Developer
11 20 (2.76%) Tester
12 19 (2.62%) iOS Developer
13 18 (2.48%) Android Developer
Libraries, Frameworks & Software Standards
1 396 (54.62%) XML
2 290 (40.00%) REST
3 214 (29.52%) Web Services
4 203 (28.00%) SOAP
5 177 (24.41%) HTML
6 175 (24.14%) CSS
7 160 (22.07%) RESTful
8 120 (16.55%) .NET
9 102 (14.07%) Spring
10 88 (12.14%) XSLT
11 78 (10.76%) Node.js
12 74 (10.21%) HTML5
13 69 (9.52%) Middleware
14 67 (9.24%) Apache Camel
15 64 (8.83%) AngularJS
16 61 (8.41%) Swagger
17 51 (7.03%) jQuery
18 47 (6.48%) RabbitMQ
19 44 (6.07%) React
20 43 (5.93%) Spring Boot
Miscellaneous
1 64 (8.83%) User Experience
2 42 (5.79%) Mobile App
3 36 (4.97%) Enterprise Software
4 25 (3.45%) Data Structures
5 23 (3.17%) Analytical Skills
6 13 (1.79%) PKI
7 12 (1.66%) Greenfield Project
8 11 (1.52%) Virtual Team
9 10 (1.38%) Credit Risk
9 10 (1.38%) Linux Command Line
9 10 (1.38%) Management Information System
10 9 (1.24%) Foreign Exchange (FX)
10 9 (1.24%) Video\Live Streaming
11 8 (1.10%) Cloud Native
12 6 (0.83%) Public Cloud
12 6 (0.83%) Self-Motivation
12 6 (0.83%) Video Conferencing
12 6 (0.83%) W3C
13 5 (0.69%) NHS
13 5 (0.69%) Video on Demand
Operating Systems
1 107 (14.76%) Linux
2 87 (12.00%) Windows
3 49 (6.76%) Unix
4 36 (4.97%) Android
5 26 (3.59%) Apple iOS
6 23 (3.17%) Red Hat Enterprise Linux
7 20 (2.76%) Windows Server
8 9 (1.24%) Windows Server 2012
9 8 (1.10%) CentOS
10 5 (0.69%) Windows Server 2016
11 4 (0.55%) Embedded Linux
11 4 (0.55%) Mac OS
11 4 (0.55%) Oracle Linux
11 4 (0.55%) Windows 10
12 3 (0.41%) Ubuntu
13 2 (0.28%) Solaris
13 2 (0.28%) VMS
13 2 (0.28%) Windows Server 2019
14 1 (0.14%) Debian
14 1 (0.14%) Windows Vista
Processes & Methodologies
1 323 (44.55%) Agile Software Development
2 145 (20.00%) DevOps
3 123 (16.97%) SOA
4 118 (16.28%) TDD
5 114 (15.72%) Test Automation
6 105 (14.48%) Continuous Integration
7 101 (13.93%) Microservices
8 100 (13.79%) Scrum
9 89 (12.28%) Business Intelligence
10 68 (9.38%) MVC
11 61 (8.41%) Problem-Solving
12 59 (8.14%) Kanban
13 58 (8.00%) OO
14 54 (7.45%) Unit Testing
15 52 (7.17%) BDD
15 52 (7.17%) Waterfall
16 46 (6.34%) SDLC
16 46 (6.34%) Software Engineering
17 44 (6.07%) Front End Development
17 44 (6.07%) Open Source
Programming Languages
1 332 (45.79%) Java
2 229 (31.59%) SQL
3 223 (30.76%) JavaScript
4 118 (16.28%) C#
5 112 (15.45%) Python
6 92 (12.69%) PL/SQL
7 65 (8.97%) PowerShell
8 57 (7.86%) T-SQL
9 51 (7.03%) XPath
10 44 (6.07%) Java 8
11 42 (5.79%) Shell Script
12 40 (5.52%) Bash Shell
13 33 (4.55%) Groovy
14 27 (3.72%) Kotlin
15 26 (3.59%) PHP
16 25 (3.45%) TypeScript
17 24 (3.31%) Ruby
18 22 (3.03%) Scala
19 21 (2.90%) Apple Swift
20 18 (2.48%) XQuery
Qualifications
1 130 (17.93%) Security Cleared
2 114 (15.72%) SC Cleared
3 44 (6.07%) Degree
4 17 (2.34%) Computer Science Degree
5 12 (1.66%) DV Cleared
6 11 (1.52%) ISTQB
7 10 (1.38%) BPSS Clearance
8 5 (0.69%) Cisco Certification
8 5 (0.69%) DBS Check
8 5 (0.69%) ISEB
9 4 (0.55%) ISTQB Foundation Certification
9 4 (0.55%) Microsoft Certification
10 2 (0.28%) AWS Certification
10 2 (0.28%) CTC Cleared
10 2 (0.28%) HND
10 2 (0.28%) MCSE
11 1 (0.14%) CCDA
11 1 (0.14%) MCSA
11 1 (0.14%) MCSD
11 1 (0.14%) PhD
Quality Assurance & Compliance
1 35 (4.83%) QA
2 7 (0.97%) WCAG
3 5 (0.69%) Data Quality
4 4 (0.55%) HL7
5 3 (0.41%) GDPR
5 3 (0.41%) ISO 20022
6 2 (0.28%) MiFID
6 2 (0.28%) PCI DSS
6 2 (0.28%) RMADS
7 1 (0.14%) Disclosure Scotland
7 1 (0.14%) HIPAA
7 1 (0.14%) NIST
7 1 (0.14%) PSD2
System Software
1 70 (9.66%) Docker
2 33 (4.55%) Active Directory
3 10 (1.38%) NFS
4 6 (0.83%) VMware Infrastructure
5 3 (0.41%) HDFS
6 2 (0.28%) GeoWebCache
6 2 (0.28%) Hyper-V
6 2 (0.28%) VMware ESXi
6 2 (0.28%) VMware NSX
6 2 (0.28%) VMware Workstation
6 2 (0.28%) vSphere
7 1 (0.14%) Oracle Clusterware
7 1 (0.14%) Oracle RAC
7 1 (0.14%) Virtual Machines
Systems Management
1 42 (5.79%) Kubernetes
2 31 (4.28%) Terraform
3 17 (2.34%) Ansible
4 8 (1.10%) Kibana
5 6 (0.83%) logstash
6 5 (0.69%) Grafana
7 4 (0.55%) Oracle ZFS
7 4 (0.55%) Single Sign-On
8 3 (0.41%) Data Guard
8 3 (0.41%) Istio
8 3 (0.41%) Jamf Pro
8 3 (0.41%) MIIS
8 3 (0.41%) Norton AntiVirus
8 3 (0.41%) PowerCLI
8 3 (0.41%) Symantec Endpoint Protection
9 2 (0.28%) Cisco CUCM
9 2 (0.28%) FortiGate
9 2 (0.28%) Oozie
9 2 (0.28%) Puppet
9 2 (0.28%) vRealize Orchestrator
Vendors
1 171 (23.59%) Oracle
2 96 (13.24%) Microsoft
3 53 (7.31%) SAP
4 52 (7.17%) Red Hat
5 43 (5.93%) MuleSoft
6 36 (4.97%) Google
7 35 (4.83%) Talend
8 32 (4.41%) Dell
9 30 (4.14%) WSO2
10 28 (3.86%) Axway
11 20 (2.76%) Sybase
11 20 (2.76%) Tableau
12 18 (2.48%) AppDynamics
12 18 (2.48%) Salesforce.com
12 18 (2.48%) Splunk
13 14 (1.93%) webMethods
14 13 (1.79%) Atlassian
14 13 (1.79%) IBM
15 12 (1.66%) VMware
16 11 (1.52%) Cisco