Period
to 26 February 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 26 February 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
26 Feb 2020
Same period 2019 Same period 2018
Rank 130 101 101
Rank change year-on-year -29 0 -6
Contract jobs citing JSON 1,196 2,340 2,233
As % of all contract IT jobs advertised in England 1.94% 2.58% 2.41%
As % of the Libraries, Frameworks & Software Standards category 6.42% 7.58% 7.45%
Number of daily rates quoted 722 1,515 1,567
England median daily rate £475 £500 £470
Median daily rate % change year-on-year -5.00% +6.38% +6.82%
10th Percentile £330 £350 £319
90th Percentile £625 £625 £601
UK median daily rate £475 £488 £460
% change year-on-year -2.56% +5.98% +5.14%
Number of hourly rates quoted 20 15 16
England median hourly rate £48.85 £53.79 £53.75
Median hourly rate % change year-on-year -9.18% +0.07% +53.57%
10th Percentile £16.00 £35.00 £27.08
90th Percentile £65.37 £62.25 £63.75
UK median hourly rate £48.85 £35.00 £53.75
% change year-on-year +39.57% -34.88% +53.57%

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 18,638 30,867 29,956
As % of all contract IT jobs advertised in England 30.30% 33.99% 32.34%
Number of daily rates quoted 12,916 21,939 21,548
England median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +8.57%
10th Percentile £331 £330 £313
90th Percentile £653 £638 £630
UK median daily rate £500 £488 £463
% change year-on-year +2.56% +5.41% +8.82%
Number of hourly rates quoted 219 262 324
England median hourly rate £42.00 £42.50 £40.40
Median hourly rate % change year-on-year -1.18% +5.19% +1.01%
10th Percentile £21.10 £18.50 £20.15
90th Percentile £74.50 £60.00 £55.42
UK median hourly rate £40.00 £41.85 £40.40
% change year-on-year -4.41% +3.57% +1.01%

JSON
Job Vacancy Trend in England

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

Job vacancy trend for JSON in England

JSON
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing JSON in England.

Contractor daily rate trend for JSON in England

JSON
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing JSON in England over the 6 months to 26 February 2020.

Contractor daily rate histogram for JSON in England

JSON
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing JSON in England.

Contractor hourly rate trend for JSON in England

JSON
Contractor Hourly Rate Histogram in England

The hourly rate distribution of IT jobs citing JSON in England over the 6 months to 26 February 2020.

Contractor 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 26 February 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 -18 606 £500 -3.38% 157
South East -66 180 £450 -0.55% 96
North of England +18 162 £450 - 104
Midlands -21 110 £439 -2.44% 52
South West -35 82 £425 -15.00% 53
Yorkshire +32 71 £500 +21.21% 38
West Midlands -21 68 £475 +3.83% 29
North West -19 48 £463 +2.78% 58
North East +39 43 £408 -11.89% 8
East Midlands +30 42 £350 -12.50% 23
East of England -27 37 £463 -11.90% 42
JSON
UK

For the 6 months to 26 February 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.

1 600 (50.17%) XML
2 540 (45.15%) Agile Software Development
3 461 (38.55%) Java
4 447 (37.37%) REST
5 446 (37.29%) JavaScript
6 392 (32.78%) SQL
7 353 (29.52%) HTML
8 335 (28.01%) CSS
9 316 (26.42%) Git (software)
10 290 (24.25%) Azure
11 281 (23.49%) Web Services
12 263 (21.99%) SQL Server
13 252 (21.07%) DevOps
14 241 (20.15%) RESTful
15 240 (20.07%) .NET
16 230 (19.23%) JIRA
16 230 (19.23%) Test Automation
17 227 (18.98%) SOAP
18 225 (18.81%) C#
19 222 (18.56%) Jenkins
20 207 (17.31%) Microservices
21 200 (16.72%) Continuous Integration
22 196 (16.39%) AngularJS
23 191 (15.97%) Node.js
24 180 (15.05%) Oracle
25 177 (14.80%) Spring
26 174 (14.55%) AWS
27 173 (14.46%) Docker
28 171 (14.30%) Scrum
29 167 (13.96%) HTML5

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
1 145 (12.12%) Confluence
2 86 (7.19%) WebLogic
3 72 (6.02%) JBoss
4 55 (4.60%) Red Hat Fuse
5 43 (3.60%) Apache
5 43 (3.60%) MQSeries
6 42 (3.51%) SharePoint
7 38 (3.18%) Oracle SOA Suite
8 31 (2.59%) Tomcat
9 27 (2.26%) IIS
10 22 (1.84%) CMS
11 17 (1.42%) Apache Spark
12 14 (1.17%) Elasticsearch
12 14 (1.17%) WebSphere
13 9 (0.75%) Apache ServiceMix
13 9 (0.75%) Drupal
13 9 (0.75%) Mule
14 8 (0.67%) nginx
15 7 (0.59%) Adobe Experience Manager
15 7 (0.59%) Umbraco
Applications
1 10 (0.84%) Microsoft Excel
2 9 (0.75%) GIMP
2 9 (0.75%) Photoshop
3 7 (0.59%) Microsoft Office
4 4 (0.33%) Chatbot
5 2 (0.17%) MS Visio
6 1 (0.084%) InVision
6 1 (0.084%) Microsoft PowerPoint
6 1 (0.084%) Microsoft Project
6 1 (0.084%) Sketch
Business Applications
1 15 (1.25%) Dynamics CRM
2 12 (1.00%) Sparx Enterprise Architect
3 7 (0.59%) NetSuite
3 7 (0.59%) Remedy ITSM
4 6 (0.50%) Magento
5 4 (0.33%) BusinessWorks
6 3 (0.25%) SAP FI-CA
6 3 (0.25%) SAP PSCD
7 2 (0.17%) Distributed Ledger
7 2 (0.17%) Oracle Applications
7 2 (0.17%) Oracle EBS
7 2 (0.17%) Payment Gateway
7 2 (0.17%) SAP ERP
7 2 (0.17%) Shopify
8 1 (0.084%) Oracle BPM
8 1 (0.084%) Oracle ERP
8 1 (0.084%) Oracle Financials
Cloud Services
1 290 (24.25%) Azure
2 174 (14.55%) AWS
3 105 (8.78%) GitHub
4 60 (5.02%) Azure Active Directory
5 50 (4.18%) GCP
6 48 (4.01%) PaaS
7 45 (3.76%) Serverless
8 44 (3.68%) Power Platform
9 41 (3.43%) IaaS
10 40 (3.34%) Google Analytics
10 40 (3.34%) SaaS
11 34 (2.84%) Boomi
12 30 (2.51%) Office 365
13 24 (2.01%) AWS Lambda
14 22 (1.84%) OpenShift
15 21 (1.76%) npm
16 19 (1.59%) Azure Functions
16 19 (1.59%) Slack
17 18 (1.51%) Amazon S3
18 17 (1.42%) AWS CloudFormation
Communications & Networking
1 135 (11.29%) HTTP
2 40 (3.34%) SSL
3 33 (2.76%) TCP/IP
4 20 (1.67%) DNS
4 20 (1.67%) HTTPS
5 15 (1.25%) Firewall
6 13 (1.09%) VPN
7 9 (0.75%) FTP
8 7 (0.59%) BGP
8 7 (0.59%) Internet
8 7 (0.59%) Network Security
8 7 (0.59%) Skype
8 7 (0.59%) VoIP
9 6 (0.50%) Cisco Nexus
9 6 (0.50%) Unified Communications
10 5 (0.42%) Cisco ASA
10 5 (0.42%) Intranet
10 5 (0.42%) MPLS
10 5 (0.42%) OSPF
10 5 (0.42%) Wireshark
Database & Business Intelligence
1 263 (21.99%) SQL Server
2 121 (10.12%) NoSQL
3 100 (8.36%) Relational Database
4 92 (7.69%) MySQL
5 83 (6.94%) PostgreSQL
6 71 (5.94%) MongoDB
7 46 (3.85%) Data Warehouse
8 45 (3.76%) SQL Server Integration Services
9 42 (3.51%) Big Data
10 31 (2.59%) Power BI
11 29 (2.42%) Oracle Database
12 28 (2.34%) SQL Server Reporting Services
13 22 (1.84%) RDBMS
14 21 (1.76%) Azure SQL Database
14 21 (1.76%) Hadoop
15 19 (1.59%) Cosmos DB
16 17 (1.42%) Apache Cassandra
16 17 (1.42%) Data Lake
17 15 (1.25%) SQL Server 2008
18 14 (1.17%) Amazon DynamoDB
Development Applications
1 316 (26.42%) Git (software)
2 230 (19.23%) JIRA
3 222 (18.56%) Jenkins
4 120 (10.03%) Selenium
5 95 (7.94%) Cucumber
6 94 (7.86%) Maven
7 88 (7.36%) JUnit
8 57 (4.77%) Gradle
9 53 (4.43%) Visual Studio
10 52 (4.35%) Postman
11 48 (4.01%) Team Foundation Server
12 44 (3.68%) gulp
13 42 (3.51%) SoapUI
14 37 (3.09%) Mockito
15 35 (2.93%) Visual Studio Team System
16 32 (2.68%) Eclipse
17 29 (2.42%) NUnit
18 27 (2.26%) Sonatype Nexus
19 26 (2.17%) Ant
19 26 (2.17%) webpack
General
1 159 (13.29%) Finance
2 78 (6.52%) Public Sector
3 58 (4.85%) Banking
4 38 (3.18%) Marketing
5 24 (2.01%) Back Office
5 24 (2.01%) Retail
6 20 (1.67%) Telecoms
7 16 (1.34%) Manufacturing
8 14 (1.17%) Games
9 12 (1.00%) Financial Institution
10 11 (0.92%) Electronics
11 9 (0.75%) Law
12 7 (0.59%) Publishing
13 5 (0.42%) Automotive
13 5 (0.42%) Multimedia
14 4 (0.33%) Front Office
14 4 (0.33%) Local Government
15 3 (0.25%) Legal
15 3 (0.25%) Music Industry
15 3 (0.25%) Retail Banking
Job Titles
1 710 (59.36%) Developer
2 131 (10.95%) Java Developer
3 127 (10.62%) Architect
4 77 (6.44%) .NET Developer
5 73 (6.10%) Senior Developer
6 71 (5.94%) Front End Developer (Client-Side Developer)
7 68 (5.69%) Analyst
8 57 (4.77%) C# Developer
9 43 (3.60%) Software Developer
10 42 (3.51%) DevOps Engineer
11 40 (3.34%) C# .NET Developer
11 40 (3.34%) Node.js Developer
11 40 (3.34%) Tester
12 37 (3.09%) SQL Developer
13 36 (3.01%) Consultant
14 35 (2.93%) Android Developer
15 34 (2.84%) Technical Architect
16 31 (2.59%) Scala Developer
17 30 (2.51%) Angular Developer
17 30 (2.51%) Applications Architect
Libraries, Frameworks & Software Standards
1 600 (50.17%) XML
2 447 (37.37%) REST
3 353 (29.52%) HTML
4 335 (28.01%) CSS
5 281 (23.49%) Web Services
6 241 (20.15%) RESTful
7 240 (20.07%) .NET
8 227 (18.98%) SOAP
9 196 (16.39%) AngularJS
10 191 (15.97%) Node.js
11 177 (14.80%) Spring
12 167 (13.96%) HTML5
13 104 (8.70%) CSS3
14 103 (8.61%) React
15 98 (8.19%) jQuery
16 96 (8.03%) Hibernate
17 82 (6.86%) RabbitMQ
18 81 (6.77%) .NET Framework
19 77 (6.44%) Sass
20 71 (5.94%) Twitter Bootstrap
Miscellaneous
1 93 (7.78%) User Experience
2 85 (7.11%) Analytical Skills
3 74 (6.19%) Mobile App
4 56 (4.68%) Enterprise Software
5 33 (2.76%) Virtual Team
6 32 (2.68%) PKI
7 25 (2.09%) Self-Motivation
8 21 (1.76%) Greenfield Project
9 20 (1.67%) Data Structures
10 17 (1.42%) Client/Server
10 17 (1.42%) Linux Command Line
11 16 (1.34%) Data Centre
11 16 (1.34%) Management Information System
12 13 (1.09%) Public Cloud
13 9 (0.75%) Mobile Payment
14 8 (0.67%) IVR
15 7 (0.59%) Analytical Mindset
15 7 (0.59%) Cloud Native
15 7 (0.59%) Smartphone
15 7 (0.59%) VUI
Operating Systems
1 166 (13.88%) Linux
2 115 (9.62%) Windows
3 78 (6.52%) Unix
4 65 (5.43%) Android
5 47 (3.93%) Apple iOS
6 29 (2.42%) Red Hat Enterprise Linux
7 13 (1.09%) CentOS
8 12 (1.00%) Mac OS
9 11 (0.92%) Ubuntu
10 10 (0.84%) Windows Server
11 4 (0.33%) Windows 10
12 3 (0.25%) Windows Server 2012
13 2 (0.17%) Debian
13 2 (0.17%) Solaris
13 2 (0.17%) Windows 7
13 2 (0.17%) Windows 8
13 2 (0.17%) Windows Server 2008
14 1 (0.084%) Mac OS X
14 1 (0.084%) VMS
14 1 (0.084%) Windows Vista
Processes & Methodologies
1 540 (45.15%) Agile Software Development
2 252 (21.07%) DevOps
3 230 (19.23%) Test Automation
4 207 (17.31%) Microservices
5 200 (16.72%) Continuous Integration
6 171 (14.30%) Scrum
7 154 (12.88%) TDD
8 135 (11.29%) MVC
9 127 (10.62%) Web Development
10 123 (10.28%) Problem-Solving
11 105 (8.78%) BDD
12 104 (8.70%) SOA
13 91 (7.61%) Front End Development
14 87 (7.27%) Open Source
15 85 (7.11%) Analytics
15 85 (7.11%) Waterfall
16 72 (6.02%) Unit Testing
17 71 (5.94%) Kanban
18 63 (5.27%) Data Modelling
19 60 (5.02%) Migration
Programming Languages
1 461 (38.55%) Java
2 446 (37.29%) JavaScript
3 392 (32.78%) SQL
4 225 (18.81%) C#
5 139 (11.62%) Python
6 113 (9.45%) T-SQL
7 108 (9.03%) PL/SQL
8 93 (7.78%) PowerShell
9 80 (6.69%) Scala
10 75 (6.27%) Java 8
11 70 (5.85%) Bash Shell
12 69 (5.77%) Ruby
13 61 (5.10%) TypeScript
14 48 (4.01%) Shell Script
15 40 (3.34%) Kotlin
16 38 (3.18%) PHP
17 37 (3.09%) Groovy
18 32 (2.68%) Perl
19 24 (2.01%) C++
20 21 (1.76%) ES6
Qualifications
1 164 (13.71%) Security Cleared
2 133 (11.12%) SC Cleared
3 65 (5.43%) Degree
4 37 (3.09%) Computer Science Degree
5 13 (1.09%) BPSS Clearance
5 13 (1.09%) DV Cleared
6 10 (0.84%) AWS Certification
6 10 (0.84%) ISTQB
7 7 (0.59%) Cisco Certification
7 7 (0.59%) ISEB
8 6 (0.50%) Microsoft Certification
9 4 (0.33%) HND
9 4 (0.33%) JNCIE
9 4 (0.33%) JNCIP
9 4 (0.33%) Master's Degree
10 3 (0.25%) DBS Check
10 3 (0.25%) ISTQB Foundation Certification
10 3 (0.25%) MCSE
10 3 (0.25%) RHCE
11 2 (0.17%) CCIE
Quality Assurance & Compliance
1 77 (6.44%) QA
2 26 (2.17%) WCAG
3 13 (1.09%) MiFID
4 8 (0.67%) Data Quality
5 5 (0.42%) GDPR
6 4 (0.33%) RMADS
7 3 (0.25%) PCI DSS
7 3 (0.25%) PMO
7 3 (0.25%) SEPA
8 2 (0.17%) Disclosure Scotland
8 2 (0.17%) GxP
8 2 (0.17%) HL7
8 2 (0.17%) ISO 20022
9 1 (0.084%) ISO/IEC 27001
9 1 (0.084%) NIST
9 1 (0.084%) SLA
System Software
1 173 (14.46%) Docker
2 72 (6.02%) Active Directory
3 11 (0.92%) HDFS
4 6 (0.50%) Virtual Machines
4 6 (0.50%) VMware Infrastructure
5 4 (0.33%) LXC
6 2 (0.17%) Apache ZooKeeper
6 2 (0.17%) Hyper-V
6 2 (0.17%) VMware NSX
6 2 (0.17%) vSphere
7 1 (0.084%) NDS
7 1 (0.084%) NetIQ eDirectory
7 1 (0.084%) Oracle Clusterware
7 1 (0.084%) Oracle RAC
Systems Management
1 63 (5.27%) Kubernetes
2 49 (4.10%) Terraform
3 29 (2.42%) Kibana
4 25 (2.09%) Ansible
5 24 (2.01%) Grafana
6 16 (1.34%) Puppet
7 13 (1.09%) logstash
8 11 (0.92%) Opscode Chef
9 9 (0.75%) MIIS
10 7 (0.59%) Istio
10 7 (0.59%) Jamf Pro
10 7 (0.59%) Norton AntiVirus
10 7 (0.59%) Symantec Endpoint Protection
11 5 (0.42%) Docker Swarm
12 4 (0.33%) Control-M
13 3 (0.25%) HP Quality Center
13 3 (0.25%) Oozie
13 3 (0.25%) Single Sign-On
13 3 (0.25%) Suricata
14 2 (0.17%) Hadoop YARN
Vendors
1 180 (15.05%) Oracle
2 166 (13.88%) Microsoft
3 121 (10.12%) Google
4 77 (6.44%) Red Hat
5 61 (5.10%) MuleSoft
6 43 (3.60%) Axway
6 43 (3.60%) Sybase
7 34 (2.84%) Dell
8 24 (2.01%) SAP
9 23 (1.92%) Salesforce.com
9 23 (1.92%) Splunk
10 22 (1.84%) Adobe
11 17 (1.42%) Cisco
12 15 (1.25%) Apple
12 15 (1.25%) Tableau
13 14 (1.17%) webMethods
13 14 (1.17%) WSO2
13 14 (1.17%) Xamarin
14 13 (1.09%) Tealium
15 12 (1.00%) ServiceNow