The table below looks at the statistics for JSON skills in IT contracts advertised for the City of London region. Included is a guide to the average contractor rates offered in IT contracts that have cited JSON over the 3 months to 19 December 2014 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
19 Dec 2014
Same period 2013 Same period 2012
JSON
Rank 106 101 152
Rank change year-on-year
-5 +51
Contract jobs citing JSON 96 116 48
As % of all contract IT jobs located in the City of London 1.70% 1.71% 0.78%
As % of the Libraries, Frameworks & Software Standards category 5.72% 5.73% 2.59%
Number of daily rates quoted 77 97 40
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£400 £450 £381
Average daily rate % change year-on-year
-11.11% +18.03%
90% offered a daily rate of more than £300 £344 £243
10% offered a daily rate of more than £450 £525 £605
UK excluding London average daily rate £390 £350 £325
% change year-on-year
+11.42% +7.69%
Number of hourly rates quoted 0 1 0
Average hourly rate - £27.50 -
UK excluding London average hourly rate £40.00 £36.00 £34.00
% change year-on-year
+11.11% +5.88%
JSON
London

The following table is for comparison with the above and provides statistics for the entire Libraries, Frameworks & Software Standards category in contract jobs advertised in the City of London region.

Libraries, Frameworks & Software Standards Category
City of London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
1678 2023 1853
As % of all contract IT jobs located in the City of London 29.74% 29.76% 30.23%
Number of daily rates quoted 1348 1533 1445
Average daily rate £425 £425 £420
Average daily rate % change year-on-year
- +1.19%
90% offered a daily rate of more than £303 £300 £285
10% offered a daily rate of more than £600 £600 £575
UK excluding London average daily rate £350 £325 £325
% change year-on-year
+7.69% -
Number of hourly rates quoted 5 13 24
Average hourly rate £30.00 £27.50 £22.50
Average hourly rate % change year-on-year
+9.09% +22.22%
90% offered a hourly rate of more than £19.50 £16.60 £14.15
10% offered a hourly rate of more than £50.00 £77.50 £49.02
UK excluding London average hourly rate £35.00 £33.00 £34.00
% change year-on-year
+6.06% -2.94%

JSON
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of IT contractor jobs citing JSON across the City of London region as a proportion of the total demand within the Libraries, Frameworks & Software Standards category.

JSON Jobs Demand Trend in the City of London

JSON
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing JSON across the City of London region.

JSON Daily Rate Trend in the City of London

JSON
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing JSON across the City of London region over the 3 months to 19 December 2014.

JSON Daily Rate Histogram in the City of London

JSON
Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing JSON across the City of London region.

JSON Hourly Rate Trend in the City of London

JSON
Top 30 Related IT Skills in the City of London

For the 6 months to 19 December 2014, IT contractor jobs across the City of London region citing JSON also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JSON.

1 112 (58.64%) XML
2 96 (50.26%) HTML
3 88 (46.07%) JavaScript
4 84 (43.98%) Agile Software Development
5 73 (38.22%) CSS
6 67 (35.08%) Java
7 64 (33.51%) Web Services
8 56 (29.32%) jQuery
9 55 (28.80%) HTML5
10 49 (25.65%) Scrum
11 46 (24.08%) OO
12 45 (23.56%) REST
13 43 (22.51%) Apple iOS
13 43 (22.51%) Git (software)
14 39 (20.42%) RESTful
15 38 (19.90%) MVC
16 36 (18.85%) SQL
16 36 (18.85%) .NET
17 35 (18.32%) iOS Development
18 33 (17.28%) C#
19 32 (16.75%) Ajax
20 31 (16.23%) Continuous Integration
20 31 (16.23%) TDD
20 31 (16.23%) PHP
20 31 (16.23%) Linux
21 30 (15.71%) Objective-C
21 30 (15.71%) Spring
22 29 (15.18%) JIRA
23 27 (14.14%) CSS3
24 24 (12.57%) Android

JSON
Top Related IT Skills in the City of London by Category

For the 6 months to 19 December 2014, IT contractor jobs across the City of London region citing JSON also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited JSON. Up to 20 skills are shown per category.

Application Platforms
1 15 (7.85%) Node.js
2 10 (5.24%) Apache
3 7 (3.66%) CMS
4 6 (3.14%) JBoss
4 6 (3.14%) Tomcat
4 6 (3.14%) SharePoint
5 4 (2.09%) Apache Solr
5 4 (2.09%) Confluence
5 4 (2.09%) OpenStack
6 3 (1.57%) IIS
6 3 (1.57%) Apache ServiceMix
7 2 (1.05%) SharePoint 2010
7 2 (1.05%) Elasticsearch
7 2 (1.05%) Joomla!
7 2 (1.05%) SharePoint Server
8 1 (0.52%) Apache Spark
8 1 (0.52%) Oracle Coherence
8 1 (0.52%) WebLogic
8 1 (0.52%) SharePoint 2013
8 1 (0.52%) Umbraco
Applications
1 6 (3.14%) MS Excel
2 4 (2.09%) Spreadsheet
2 4 (2.09%) InfoPath
3 3 (1.57%) MS Office
4 2 (1.05%) Final Cut Pro
4 2 (1.05%) Photoshop
5 1 (0.52%) Adobe Creative Suite
5 1 (0.52%) Doxygen
5 1 (0.52%) Adobe Illustrator
Business Applications
1 2 (1.05%) Tridion
2 1 (0.52%) Google Analytics
2 1 (0.52%) Magento
Cloud Services
1 5 (2.62%) Cloud Computing
2 4 (2.09%) Amazon AWS
3 3 (1.57%) Microsoft Azure
4 2 (1.05%) IaaS
4 2 (1.05%) Office 365
4 2 (1.05%) Amazon SQS
5 1 (0.52%) GitHub
5 1 (0.52%) Heroku
5 1 (0.52%) SaaS
5 1 (0.52%) Force.com
Communications & Networking
1 16 (8.38%) HTTP
2 4 (2.09%) TCP/IP
2 4 (2.09%) HTTPS
3 2 (1.05%) AMQP
3 2 (1.05%) DVB
3 2 (1.05%) SSL
3 2 (1.05%) LDAP
4 1 (0.52%) PuTTY
4 1 (0.52%) VPN
4 1 (0.52%) VoIP
4 1 (0.52%) Internet
Database & Business Intelligence
1 23 (12.04%) MySQL
2 22 (11.52%) SQL Server
3 16 (8.38%) NoSQL
4 9 (4.71%) MongoDB
4 9 (4.71%) Redis
4 9 (4.71%) Relational Database
5 6 (3.14%) Big Data
6 5 (2.62%) Apache Cassandra
6 5 (2.62%) SQL Server 2008
7 4 (2.09%) Oracle Database
7 4 (2.09%) RDBMS
7 4 (2.09%) PostgreSQL
7 4 (2.09%) SQL Server Integration Services
8 3 (1.57%) DB2
8 3 (1.57%) Hadoop
9 2 (1.05%) Oracle Database 11g
9 2 (1.05%) PerformancePoint
9 2 (1.05%) Amazon DynamoDB
9 2 (1.05%) SQL Server 2012
9 2 (1.05%) MarkLogic
Development Applications
1 43 (22.51%) Git (software)
2 29 (15.18%) JIRA
3 22 (11.52%) Subversion
4 21 (10.99%) Cucumber
5 19 (9.95%) Xcode
6 16 (8.38%) Maven
7 13 (6.81%) Jenkins
8 11 (5.76%) Selenium
9 9 (4.71%) Grunt
10 8 (4.19%) Mockito
10 8 (4.19%) JUnit
11 7 (3.66%) Visual Studio
11 7 (3.66%) Eclipse
11 7 (3.66%) Team Foundation Server
12 5 (2.62%) Hudson
12 5 (2.62%) Atlassian Bamboo
12 5 (2.62%) Moq
12 5 (2.62%) WebDriver
13 4 (2.09%) TeamCity
13 4 (2.09%) Mercurial
General
1 14 (7.33%) Finance
2 11 (5.76%) Games
2 11 (5.76%) Banking
3 9 (4.71%) Retail
4 6 (3.14%) French Language
4 6 (3.14%) German Language
5 3 (1.57%) Marketing
6 2 (1.05%) Investment Banking
7 1 (0.52%) Multimedia
7 1 (0.52%) Financial Institution
7 1 (0.52%) Back Office
7 1 (0.52%) Law
7 1 (0.52%) Legal
7 1 (0.52%) Advertising
7 1 (0.52%) Publishing
Job Titles
1 141 (73.82%) Developer
2 32 (16.75%) iOS Developer
3 21 (10.99%) Senior Developer
4 19 (9.95%) Front-End Developer
5 15 (7.85%) Java Developer
6 14 (7.33%) Web Developer
7 11 (5.76%) PHP Developer
8 9 (4.71%) .NET Developer
9 8 (4.19%) Architect
10 7 (3.66%) PHP Symfony Developer
11 6 (3.14%) Senior Front-End Developer
11 6 (3.14%) Android Developer
11 6 (3.14%) Automation Engineer
11 6 (3.14%) C# Developer
11 6 (3.14%) Test Engineer
12 5 (2.62%) JavaScript Developer
12 5 (2.62%) Senior Java Developer
12 5 (2.62%) Consultant
12 5 (2.62%) Analyst
13 4 (2.09%) C# .NET Developer
Libraries, Frameworks & Software Standards
1 112 (58.64%) XML
2 96 (50.26%) HTML
3 73 (38.22%) CSS
4 64 (33.51%) Web Services
5 56 (29.32%) jQuery
6 55 (28.80%) HTML5
7 45 (23.56%) REST
8 39 (20.42%) RESTful
9 36 (18.85%) .NET
10 32 (16.75%) Ajax
11 30 (15.71%) Spring
12 27 (14.14%) CSS3
13 23 (12.04%) ASP.NET
14 22 (11.52%) AngularJS
15 18 (9.42%) Backbone.js
16 15 (7.85%) Cocoa
17 13 (6.81%) iOS SDK
18 12 (6.28%) Hibernate
18 12 (6.28%) LAMP
19 11 (5.76%) SOAP
Miscellaneous
1 17 (8.90%) User Experience
2 16 (8.38%) Mobile App
3 10 (5.24%) Computer Science
3 10 (5.24%) Analytical Skills
4 9 (4.71%) iPhone
4 9 (4.71%) Open Source
5 7 (3.66%) Video on Demand
5 7 (3.66%) Data Structures
6 6 (3.14%) Enterprise Software
6 6 (3.14%) W3C
7 5 (2.62%) Streaming Video
8 4 (2.09%) Algorithms
8 4 (2.09%) iPad
8 4 (2.09%) Online Games
9 3 (1.57%) NHS
9 3 (1.57%) Client/Server
9 3 (1.57%) DTV
9 3 (1.57%) Digital Media
9 3 (1.57%) New Media
9 3 (1.57%) Social Media
Operating Systems
1 43 (22.51%) Apple iOS
2 31 (16.23%) Linux
3 24 (12.57%) Android
4 22 (11.52%) UNIX
5 14 (7.33%) Windows
6 5 (2.62%) VMS
7 3 (1.57%) Ubuntu
7 3 (1.57%) CentOS
7 3 (1.57%) Red Hat Enterprise Linux
8 2 (1.05%) Windows Phone
8 2 (1.05%) Windows Server 2003
8 2 (1.05%) OpenVMS
9 1 (0.52%) Mac OS X
9 1 (0.52%) Windows Phone 7
9 1 (0.52%) webOS
Processes & Methodologies
1 84 (43.98%) Agile Software Development
2 49 (25.65%) Scrum
3 46 (24.08%) OO
4 38 (19.90%) MVC
5 35 (18.32%) iOS Development
6 31 (16.23%) Continuous Integration
6 31 (16.23%) TDD
7 21 (10.99%) Web Development
8 20 (10.47%) E-Commerce
9 17 (8.90%) Kanban
10 16 (8.38%) Unit Testing
10 16 (8.38%) Test Automation
11 14 (7.33%) BDD
11 14 (7.33%) Responsive Web Design
12 12 (6.28%) DevOps
12 12 (6.28%) SOA
13 11 (5.76%) Software Engineering
13 11 (5.76%) Analytics
14 10 (5.24%) OOP
14 10 (5.24%) OOD
Programming Languages
1 88 (46.07%) JavaScript
2 67 (35.08%) Java
3 36 (18.85%) SQL
4 33 (17.28%) C#
5 31 (16.23%) PHP
6 30 (15.71%) Objective-C
7 21 (10.99%) Ruby
8 16 (8.38%) C++
9 15 (7.85%) Scala
10 14 (7.33%) Python
11 6 (3.14%) Shell Script
11 6 (3.14%) C
11 6 (3.14%) T-SQL
12 4 (2.09%) VBScript
13 3 (1.57%) ActionScript
13 3 (1.57%) Bash Shell
14 2 (1.05%) Apex Code
14 2 (1.05%) PHP5
14 2 (1.05%) F#
14 2 (1.05%) Golang
Qualifications
1 12 (6.28%) Degree
2 6 (3.14%) Security Cleared
3 4 (2.09%) ISTQB
4 2 (1.05%) SC Cleared
Quality Assurance & Compliance
1 8 (4.19%) QA
2 3 (1.57%) HL7
3 1 (0.52%) WCAG
3 1 (0.52%) COBIT
System Software
1 2 (1.05%) Apache Flume
1 2 (1.05%) KVM
1 2 (1.05%) HDFS
Systems Management
1 10 (5.24%) Puppet
2 6 (3.14%) Opscode Chef
3 5 (2.62%) Ansible
4 3 (1.57%) HP Quality Center
5 2 (1.05%) Vagrant
6 1 (0.52%) Salt
6 1 (0.52%) yum
Vendors
1 16 (8.38%) Microsoft
2 11 (5.76%) Oracle
3 10 (5.24%) Google
4 8 (4.19%) Red Hat
5 7 (3.66%) New Relic
6 5 (2.62%) Apple
6 5 (2.62%) Twitter
6 5 (2.62%) Zend
7 4 (2.09%) Atlassian
7 4 (2.09%) Salesforce.com
7 4 (2.09%) Adobe
8 3 (1.57%) Perforce
8 3 (1.57%) Splunk
9 2 (1.05%) Ektron
9 2 (1.05%) Xamarin
9 2 (1.05%) Rackspace
9 2 (1.05%) Facebook
9 2 (1.05%) HP
9 2 (1.05%) Business Objects
9 2 (1.05%) Sybase
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