The table below looks at the statistics for JSON skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited JSON over the 3 months to 22 September 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
22 Sep 2014
Same period 2013 Same period 2012
JSON
Rank 97 99 185
Rank change year-on-year
+2 +86
Contract jobs citing JSON 496 546 293
As % of all contract IT jobs located in London 2.03% 2.17% 1.12%
As % of the Libraries, Frameworks & Software Standards category 6.71% 6.93% 3.77%
Number of daily rates quoted 345 413 204
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£400 £413 £375
Average daily rate % change year-on-year
-3.03% +10.00%
90% offered a daily rate of more than £300 £300 £295
10% offered a daily rate of more than £508 £500 £475
UK excluding London average daily rate £363 £350 £325
% change year-on-year
+3.57% +7.69%
Number of hourly rates quoted 3 1 3
Average hourly rate £45.00 £32.50 £40.00
Average hourly rate % change year-on-year
+38.46% -18.75%
UK excluding London average hourly rate £34.28 £6.00 £18.00
% change year-on-year
+471.25% -66.66%
JSON
England

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 London region.

Libraries, Frameworks & Software Standards Category
London
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
7396 7878 7768
As % of all contract IT jobs located in London 30.20% 31.30% 29.68%
Number of daily rates quoted 5315 5699 5441
Average daily rate £413 £403 £400
Average daily rate % change year-on-year
+2.48% +0.62%
90% offered a daily rate of more than £300 £283 £275
10% offered a daily rate of more than £575 £575 £558
UK excluding London average daily rate £350 £325 £325
% change year-on-year
+7.69% -
Number of hourly rates quoted 42 47 69
Average hourly rate £40.00 £37.50 £37.50
Average hourly rate % change year-on-year
+6.66% -
90% offered a hourly rate of more than £15.00 £25.00 £13.03
10% offered a hourly rate of more than £137.50 £59.88 £45.00
UK excluding London average hourly rate £34.00 £35.00 £32.50
% change year-on-year
-2.85% +7.69%

JSON
Jobs Demand Trend in London

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

JSON Jobs Demand Trend in London

JSON
Daily Rate Trend in London

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

JSON Daily Rate Trend in London

JSON
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing JSON across the London region over the 3 months to 22 September 2014.

JSON Daily Rate Histogram in London

JSON
Hourly Rate Trend in London

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

JSON Hourly Rate Trend in London

JSON
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing JSON within the London region over the 3 months to 22 September 2014. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London -13 95 £375 -11.76% 38
Docklands, London +11 2 £555 +23.33%
Kingston Upon Thames - 2 £215 -
Hammersmith - 1 £400 -
Wimbledon - 1 £350 -
Romford - - - -
Ruislip - - - - 2
Sidcup - - - -
Surbiton - - - -
Uxbridge - - - -
Wembley - - - -
West Drayton - - - -
Westminster - - - - 1
Southwark - - - - 1
Chislehurst - - - -
Dagenham - - - -
Harrow - - - -
Ilford - - - -
JSON
England

JSON
Top 30 Related IT Skills in London

For the 6 months to 22 September 2014, IT contractor jobs across the 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.

1 605 (61.67%) XML
2 471 (48.01%) Agile Software Development
3 465 (47.40%) JavaScript
4 456 (46.48%) HTML
5 385 (39.25%) CSS
6 377 (38.43%) Java
7 354 (36.09%) Web Services
8 281 (28.64%) TDD
9 266 (27.12%) jQuery
10 265 (27.01%) REST
11 261 (26.61%) Git (software)
12 247 (25.18%) HTML5
13 231 (23.55%) Scrum
14 211 (21.51%) SQL
15 209 (21.30%) Ajax
16 200 (20.39%) RESTful
17 199 (20.29%) OO
18 189 (19.27%) Continuous Integration
19 181 (18.45%) MVC
20 173 (17.64%) .NET
21 165 (16.82%) Apple iOS
22 161 (16.41%) CSS3
23 159 (16.21%) C#
24 154 (15.70%) Spring
25 149 (15.19%) BDD
26 145 (14.78%) PHP
27 142 (14.48%) MySQL
27 142 (14.48%) Android
28 141 (14.37%) Linux
29 139 (14.17%) Subversion

JSON
Top Related IT Skills in London by Category

For the 6 months to 22 September 2014, IT contractor jobs across the 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 83 (8.46%) Node.js
2 70 (7.14%) Apache
3 34 (3.47%) CMS
3 34 (3.47%) Confluence
4 28 (2.85%) Tomcat
5 24 (2.45%) IIS
6 23 (2.34%) SharePoint
7 20 (2.04%) Apache Solr
8 18 (1.83%) Umbraco
9 16 (1.63%) OpenStack
10 14 (1.43%) Elasticsearch
11 13 (1.33%) Drupal
12 12 (1.22%) WordPress
13 10 (1.02%) Jetty
13 10 (1.02%) BizTalk Server
14 9 (0.92%) Apache Pig
14 9 (0.92%) SharePoint 2013
15 8 (0.82%) WebSphere
16 7 (0.71%) SharePoint 2010
17 6 (0.61%) ColdFusion
Applications
1 32 (3.26%) MS Excel
2 31 (3.16%) Photoshop
3 11 (1.12%) Adobe Illustrator
3 11 (1.12%) Doxygen
4 8 (0.82%) Fireworks
5 7 (0.71%) InfoPath
5 7 (0.71%) MS Visio
6 6 (0.61%) MS Office
7 4 (0.41%) MS PowerPoint
7 4 (0.41%) Final Cut Pro
8 3 (0.31%) Spreadsheet
9 1 (0.10%) Acrobat
Business Applications
1 15 (1.53%) Google Analytics
2 9 (0.92%) Cognos TM1
3 4 (0.41%) Magento
4 2 (0.20%) Advent Portfolio Exchange
4 2 (0.20%) Dynamics AX
5 1 (0.10%) Dynamics NAV
5 1 (0.10%) Dynamics CRM
5 1 (0.10%) WebTrends
5 1 (0.10%) Summit
Cloud Services
1 21 (2.14%) Amazon AWS
2 12 (1.22%) Microsoft Azure
3 9 (0.92%) Cloud Computing
4 8 (0.82%) GitHub
5 6 (0.61%) Amazon EC2
6 4 (0.41%) Force.com
6 4 (0.41%) SaaS
6 4 (0.41%) Joyent
7 3 (0.31%) Google App Engine
7 3 (0.31%) PaaS
8 2 (0.20%) Heroku
8 2 (0.20%) Amazon S3
8 2 (0.20%) Route 53
8 2 (0.20%) IaaS
8 2 (0.20%) Office 365
9 1 (0.10%) Gitorious
9 1 (0.10%) Google Apps
Communications & Networking
1 134 (13.66%) HTTP
2 35 (3.57%) TCP/IP
3 30 (3.06%) Internet
4 28 (2.85%) HTTPS
5 22 (2.24%) VPN
6 19 (1.94%) Firewall
7 16 (1.63%) LDAP
8 14 (1.43%) SSL
9 13 (1.33%) FTP
10 12 (1.22%) DNS
11 9 (0.92%) SSH
11 9 (0.92%) VoIP
12 8 (0.82%) RTSP
12 8 (0.82%) AMQP
13 7 (0.71%) SPDY
14 6 (0.61%) VLAN
14 6 (0.61%) SAN
15 4 (0.41%) DMZ
16 3 (0.31%) Reverse Proxy
16 3 (0.31%) iSCSI
Database & Business Intelligence
1 142 (14.48%) MySQL
2 129 (13.15%) SQL Server
3 98 (9.99%) NoSQL
4 64 (6.52%) MongoDB
5 59 (6.01%) Relational Database
6 44 (4.49%) Apache Cassandra
7 40 (4.08%) SQL Server 2008
8 39 (3.98%) PostgreSQL
9 35 (3.57%) Redis
10 32 (3.26%) SQL Server Integration Services
11 23 (2.34%) RDBMS
12 22 (2.24%) Big Data
13 20 (2.04%) SQLite
14 18 (1.83%) Oracle Database
15 15 (1.53%) RavenDB
16 14 (1.43%) Hadoop
17 12 (1.22%) SQL Server Analysis Services
18 11 (1.12%) SQL Server 2005
19 10 (1.02%) Oracle ODI
20 9 (0.92%) SQL Server Reporting Services
Development Applications
1 261 (26.61%) Git (software)
2 139 (14.17%) Subversion
3 100 (10.19%) Cucumber
4 96 (9.79%) Jenkins
5 90 (9.17%) Maven
5 90 (9.17%) JIRA
6 75 (7.65%) Xcode
7 55 (5.61%) Visual Studio
8 49 (4.99%) Selenium
9 46 (4.69%) JUnit
10 43 (4.38%) Mockito
11 42 (4.28%) TeamCity
12 40 (4.08%) Hudson
13 36 (3.67%) Eclipse
14 35 (3.57%) Mercurial
14 35 (3.57%) WebDriver
15 27 (2.75%) Capybara
16 21 (2.14%) Team Foundation Server
17 20 (2.04%) NUnit
17 20 (2.04%) Grunt
General
1 88 (8.97%) Finance
2 55 (5.61%) Banking
3 26 (2.65%) Retail
4 22 (2.24%) Marketing
5 21 (2.14%) Telecoms
5 21 (2.14%) Games
6 19 (1.94%) Advertising
7 17 (1.73%) Publishing
8 11 (1.12%) French Language
8 11 (1.12%) German Language
9 10 (1.02%) Investment Banking
10 7 (0.71%) Front Office
11 6 (0.61%) Back Office
12 5 (0.51%) Music Industry
13 4 (0.41%) Financial Institution
13 4 (0.41%) Legal
14 3 (0.31%) Manufacturing
14 3 (0.31%) Law
14 3 (0.31%) Multimedia
15 2 (0.20%) Retail Banking
Job Titles
1 757 (77.17%) Developer
2 124 (12.64%) Java Developer
2 124 (12.64%) iOS Developer
3 81 (8.26%) Front-End Developer
3 81 (8.26%) Senior Developer
4 70 (7.14%) Web Developer
5 68 (6.93%) Android Developer
6 65 (6.63%) .NET Developer
7 53 (5.40%) PHP Developer
8 48 (4.89%) Architect
9 38 (3.87%) JavaScript Developer
10 37 (3.77%) Tester
11 30 (3.06%) Software Engineer
12 28 (2.85%) Programmer
13 27 (2.75%) Senior Java Developer
14 24 (2.45%) Analyst
15 23 (2.34%) Technical Architect
15 23 (2.34%) C# Developer
16 22 (2.24%) Lead Developer
17 21 (2.14%) Automation Tester
Libraries, Frameworks & Software Standards
1 605 (61.67%) XML
2 456 (46.48%) HTML
3 385 (39.25%) CSS
4 354 (36.09%) Web Services
5 266 (27.12%) jQuery
6 265 (27.01%) REST
7 247 (25.18%) HTML5
8 209 (21.30%) Ajax
9 200 (20.39%) RESTful
10 173 (17.64%) .NET
11 161 (16.41%) CSS3
12 154 (15.70%) Spring
13 135 (13.76%) SOAP
14 119 (12.13%) ASP.NET
15 114 (11.62%) AngularJS
16 71 (7.24%) .NET Framework
16 71 (7.24%) Backbone.js
17 49 (4.99%) Hibernate
18 48 (4.89%) XSLT
19 41 (4.18%) KnockoutJS
Miscellaneous
1 120 (12.23%) User Experience
2 74 (7.54%) Mobile App
3 72 (7.34%) Open Source
4 69 (7.03%) Analytical Skills
5 61 (6.22%) Computer Science
6 42 (4.28%) iPhone
7 21 (2.14%) iPad
8 20 (2.04%) Digital Media
8 20 (2.04%) Data Integration
9 19 (1.94%) Video on Demand
10 16 (1.63%) Enterprise Software
11 14 (1.43%) Social Media
11 14 (1.43%) Inversion of Control
11 14 (1.43%) Visualisation
12 11 (1.12%) Wiki
12 11 (1.12%) W3C
13 10 (1.02%) Blackberry
14 9 (0.92%) Social Network
14 9 (0.92%) Online Games
14 9 (0.92%) Social Gaming
Operating Systems
1 165 (16.82%) Apple iOS
2 142 (14.48%) Android
3 141 (14.37%) Linux
4 75 (7.65%) UNIX
5 72 (7.34%) Windows
6 20 (2.04%) Red Hat Enterprise Linux
7 18 (1.83%) Windows Server 2008
8 11 (1.12%) Windows Phone
9 9 (0.92%) Solaris
10 7 (0.71%) CentOS
10 7 (0.71%) Windows Server 2003
11 6 (0.61%) Ubuntu
12 5 (0.51%) Mac OS X
13 4 (0.41%) Windows Phone 7
13 4 (0.41%) Windows 7
13 4 (0.41%) Windows Phone 8
14 3 (0.31%) SmartOS
14 3 (0.31%) webOS
14 3 (0.31%) Windows Mobile
15 2 (0.20%) HPUX
Processes & Methodologies
1 471 (48.01%) Agile Software Development
2 281 (28.64%) TDD
3 231 (23.55%) Scrum
4 199 (20.29%) OO
5 189 (19.27%) Continuous Integration
6 181 (18.45%) MVC
7 149 (15.19%) BDD
8 139 (14.17%) iOS Development
9 97 (9.89%) E-Commerce
10 93 (9.48%) Android Development
11 87 (8.87%) Web Development
12 70 (7.14%) Pair Programming
12 70 (7.14%) Unit Testing
13 65 (6.63%) Software Engineering
13 65 (6.63%) OOP
14 64 (6.52%) Test Automation
15 63 (6.42%) Kanban
16 61 (6.22%) User Stories
17 57 (5.81%) DevOps
18 56 (5.71%) SOA
Programming Languages
1 465 (47.40%) JavaScript
2 377 (38.43%) Java
3 211 (21.51%) SQL
4 159 (16.21%) C#
5 145 (14.78%) PHP
6 113 (11.52%) Objective-C
7 111 (11.31%) Ruby
8 70 (7.14%) Python
9 44 (4.49%) Shell Script
10 42 (4.28%) Perl
11 38 (3.87%) Scala
12 37 (3.77%) C++
13 36 (3.67%) C
14 20 (2.04%) Groovy
15 19 (1.94%) Bash Shell
16 16 (1.63%) PL/SQL
17 14 (1.43%) T-SQL
18 13 (1.33%) VB.NET
19 12 (1.22%) PowerShell
20 11 (1.12%) VBScript
Qualifications
1 73 (7.44%) Degree
2 17 (1.73%) Security Cleared
3 10 (1.02%) SC Cleared
4 4 (0.41%) Sun Certification
5 3 (0.31%) CTC Cleared
5 3 (0.31%) DV Cleared
5 3 (0.31%) ISTQB
6 2 (0.20%) PMI Certification
7 1 (0.10%) Postgraduate
7 1 (0.10%) PhD
7 1 (0.10%) ISEB
7 1 (0.10%) MySQL Certification
Quality Assurance & Compliance
1 72 (7.34%) QA
2 2 (0.20%) HL7
3 1 (0.10%) ISO 9001
3 1 (0.10%) ISO 14001
3 1 (0.10%) COBIT
System Software
1 5 (0.51%) Active Directory
2 4 (0.41%) KVM
2 4 (0.41%) Docker
2 4 (0.41%) HDFS
3 3 (0.31%) NFS
3 3 (0.31%) VMware Infrastructure
4 2 (0.20%) Hyper-V
4 2 (0.20%) VMware ESXi
4 2 (0.20%) vCloud
4 2 (0.20%) Apache Flume
Systems Management
1 38 (3.87%) Puppet
2 14 (1.43%) HP Quality Center
3 8 (0.82%) Opscode Chef
4 4 (0.41%) Vagrant
5 3 (0.31%) Ansible
5 3 (0.31%) YUM
5 3 (0.31%) ZABBIX
6 2 (0.20%) SCOM
6 2 (0.20%) Tivoli
6 2 (0.20%) Oozie
7 1 (0.10%) SCOrch
7 1 (0.10%) Netcool
7 1 (0.10%) Netcool/OMNIbus
7 1 (0.10%) BladeLogic
Vendors
1 107 (10.91%) Oracle
2 54 (5.50%) Microsoft
3 51 (5.20%) Google
4 34 (3.47%) JBoss
5 30 (3.06%) Red Hat
6 29 (2.96%) Salesforce.com
7 25 (2.55%) Zend
8 23 (2.34%) Atlassian
9 16 (1.63%) Adobe
10 12 (1.22%) Apple
11 10 (1.02%) Cognos
11 10 (1.02%) Twitter
12 9 (0.92%) Akamai
13 8 (0.82%) TIBCO
14 7 (0.71%) IBM
14 7 (0.71%) Sybase
14 7 (0.71%) Facebook
15 6 (0.61%) New Relic
15 6 (0.61%) HP
15 6 (0.61%) VMware
City, London
Experis Ltd
Rate: £400 - £500 per day
Posted: 4 hours ago
Central London / West End
VIRTUATel Ltd
Rate: Rate negotiable
Posted: 7 hours ago
London
Progressive Recruitment
Rate: £350 - £400 per day + competitive
Posted: 3 days ago
South East London
IT Rockstars Recruitment
Posted: 3 days ago
London
360 Resourcing
Rate: £400 - 450 per day
Posted: 4 days ago
London
ReThink Recruitment
Rate: £400 - £450 per day
Posted: 4 days ago
London
Reed Technology - UK Posting Account
Rate: £450 - £500 per day
Posted: 4 days ago
City of London
Hays IT - Uk Posting account
Rate: £200 - £250 per day
Posted: 4 days ago
City, London
ComputerWorld Personnel Ltd
Rate: £250 - £300 per day
Posted: 4 days ago
London
NST Ltd
Rate: Unspecified Market Rate
Posted: 5 days ago
Twickenham, Middlesex
Capita Resourcing - IT Resourcing
Rate: £320 - £340 per day
Posted: 5 days ago
City, London
E-synergy Solutions
Rate: £350 - £375 per day
Posted: 5 days ago
London
Experis Ltd
Rate: £450.00 - £545.00 per day
Posted: 5 days ago
London
Hydrogen Group
Rate: £400.00 - £500.00 per day
Posted: 5 days ago
London
Lawrence Harvey Enterprise
Rate: £150 - £550 per day
Posted: 5 days ago
London
Austin Fraser
Rate: £0.00 per day
Posted: 6 days ago
London
Opus Recruitment Solutions Ltd
Rate: £260 to £280 per day
Posted: 6 days ago
London
Mobile5
Posted: 7 days ago
London
CLIENT SERVER
Rate: £350 - £400 p/day
Posted: 7 days ago
City of London
Nigel Frank International Limited - Newcastle
Rate: £400 - £450 per day
Posted: 12 days ago