The first table below looks at the demand 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 June 2013 with a comparison to the same period in the previous 2 years. The second table is for comparison and provides aggregates for all of the Application Development category for the City of London region.

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 Jun 2013
Same period 2012 Same period 2011
JSON
Rank 120 160 208
Rank change year-on-year
+40 +48
Contract jobs citing JSON 94 52 43
As % of all contract IT jobs located in the City of London 1.386% 0.672% 0.430%
As % of the Application Development category 4.776% 2.513% 1.530%
Number of daily rates quoted 78 40 37
Average daily rate £350 £375 £375
Average daily rate % change year-on-year
-6.66% -
90% offered a daily rate of more than £243 £290 £315
10% offered a daily rate of more than £443 £800 £542
UK excluding London average daily rate £300 £310 £314
% change year-on-year
-3.22% -1.19%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £22.66 £32.00 -
% change year-on-year
-29.18% -
All Application Development
City of London
Contract IT job ads with a match in the
Application Development category
1968 2069 2810
As % of all contract IT jobs located in the City of London 29.03% 26.73% 28.07%
Number of daily rates quoted 1556 1584 2206
Average daily rate £413 £425 £500
Average daily rate % change year-on-year
-2.94% -15.00%
90% offered a daily rate of more than £295 £290 £313
10% offered a daily rate of more than £575 £575 £650
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 26 25 23
Average hourly rate £41.50 £32.50 £41.63
Average hourly rate % change year-on-year
+27.69% -21.92%
90% offered a hourly rate of more than £27.50 £19.00 £16.30
10% offered a hourly rate of more than £52.50 £50.50 £107.00
UK excluding London average hourly rate £35.00 £31.50 £35.70
% change year-on-year
+11.11% -11.76%
JSON
London

JSON
Jobs Demand Trend

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 Application Development category.

City of London JSON Jobs Demand Trend

JSON
Daily Rate Trend

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

City of London JSON Daily Rate Trend

JSON
Daily Rate Histogram

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 June 2013.

City of London JSON Daily Rate Histogram

JSON
Hourly Rate Trend

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

City of London JSON Hourly Rate Trend

JSON
Top 30 Related IT Skills

For the 6 months to 19 June 2013, 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.

1 103 (64.78%) JavaScript
2 86 (54.09%) CSS
3 78 (49.06%) jQuery
4 69 (43.40%) HTML5
5 66 (41.51%) OO
6 61 (38.36%) HTML
7 59 (37.11%) XML
8 55 (34.59%) Ajax
9 51 (32.08%) Web Services
9 51 (32.08%) Java
9 51 (32.08%) MVC
10 45 (28.30%) Agile Software Development
10 45 (28.30%) REST
11 43 (27.04%) CSS3
12 42 (26.42%) Finance
13 33 (20.75%) Scrum
14 32 (20.13%) TDD
14 32 (20.13%) Apple iOS
14 32 (20.13%) Android
15 29 (18.24%) Subversion
16 27 (16.98%) SQL
16 27 (16.98%) MySQL
16 27 (16.98%) Git (software)
17 26 (16.35%) HTTP
17 26 (16.35%) Web Development
18 25 (15.72%) RESTful
19 24 (15.09%) Continuous Integration
20 23 (14.47%) .NET
20 23 (14.47%) SOAP
21 21 (13.21%) Mobile App

JSON
Top Related IT Skills by Category

For the 6 months to 19 June 2013, 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 Development
1 86 (54.09%) CSS
2 78 (49.06%) jQuery
3 69 (43.40%) HTML5
4 61 (38.36%) HTML
5 59 (37.11%) XML
6 55 (34.59%) Ajax
7 51 (32.08%) Web Services
8 45 (28.30%) REST
9 43 (27.04%) CSS3
10 25 (15.72%) RESTful
11 23 (14.47%) .NET
11 23 (14.47%) SOAP
12 20 (12.58%) Ext JS
13 19 (11.95%) ASP.NET
14 13 (8.176%) Spring
15 12 (7.547%) WCF
16 11 (6.918%) Node.js
16 11 (6.918%) .NET Framework
17 10 (6.289%) ASP.NET MVC
18 9 (5.660%) AngularJS
Application Platforms
1 12 (7.547%) CMS
2 10 (6.289%) Apache
2 10 (6.289%) Amazon AWS
3 7 (4.403%) Amazon EC2
3 7 (4.403%) IIS
4 6 (3.774%) Route 53
4 6 (3.774%) Amazon S3
5 4 (2.516%) WordPress
6 3 (1.887%) Umbraco
6 3 (1.887%) Sitefinity
6 3 (1.887%) Kentico
6 3 (1.887%) Windows Azure
6 3 (1.887%) SharePoint
6 3 (1.887%) Tomcat
7 2 (1.258%) FileNet
8 1 (0.629%) nginx
8 1 (0.629%) Apache Solr
8 1 (0.629%) ExpressionEngine
8 1 (0.629%) SharePoint 2010
8 1 (0.629%) Apache Pig
Applications
1 6 (3.774%) Photoshop
2 3 (1.887%) Fireworks
3 1 (0.629%) MS Excel
3 1 (0.629%) MS Visio
Business Applications
1 6 (3.774%) Oracle EBS
2 2 (1.258%) Dynamics CRM
Communications & Networking
1 26 (16.35%) HTTP
2 12 (7.547%) Internet
3 4 (2.516%) Intranet
4 2 (1.258%) NFC
4 2 (1.258%) LDAP
5 1 (0.629%) Network Security
5 1 (0.629%) SPDY
5 1 (0.629%) Firewall
5 1 (0.629%) DMZ
5 1 (0.629%) DNS
5 1 (0.629%) SMS
Database & Business Intelligence
1 27 (16.98%) MySQL
2 18 (11.32%) SQL Server
3 10 (6.289%) MongoDB
4 8 (5.031%) SQLite
4 8 (5.031%) SQL Server 2008
5 7 (4.403%) Redis
6 6 (3.774%) Amazon RDS
7 5 (3.145%) SQL Server 2005
8 4 (2.516%) SQL Server Reporting Services
8 4 (2.516%) NoSQL
9 3 (1.887%) Business Intelligence Development Studio
10 2 (1.258%) SQL Server Integration Services
10 2 (1.258%) SQL Server 2000
10 2 (1.258%) Azure SQL Database
11 1 (0.629%) SQL Server Analysis Services
11 1 (0.629%) Hadoop
11 1 (0.629%) SAP Data Services
11 1 (0.629%) HBase
11 1 (0.629%) Apache Cassandra
11 1 (0.629%) Apache Hive
Development Applications
1 29 (18.24%) Subversion
2 27 (16.98%) Git (software)
3 15 (9.434%) Jenkins
4 13 (8.176%) Visual Studio
5 12 (7.547%) JUnit
6 10 (6.289%) Selenium
6 10 (6.289%) Hudson
7 8 (5.031%) Maven
7 8 (5.031%) PhoneGap
8 7 (4.403%) Eclipse
9 6 (3.774%) Xcode
9 6 (3.774%) Ant
9 6 (3.774%) Mercurial
10 5 (3.145%) Cucumber
10 5 (3.145%) Jasmine
11 4 (2.516%) GitHub
12 3 (1.887%) TeamCity
12 3 (1.887%) Appcelerator Titanium
12 3 (1.887%) Rhino Mocks
12 3 (1.887%) QUnit
General
1 42 (26.42%) Finance
2 13 (8.176%) Banking
3 12 (7.547%) Games
4 8 (5.031%) Online Betting
5 6 (3.774%) Publishing
6 4 (2.516%) Telecoms
7 2 (1.258%) Corporate Banking
8 1 (0.629%) Advertising
8 1 (0.629%) Financial Institution
8 1 (0.629%) Marketing
8 1 (0.629%) Multimedia
Job Titles
1 141 (88.68%) Developer
2 25 (15.72%) UI Developer
3 23 (14.47%) UI Programmer
3 23 (14.47%) Web Developer
4 22 (13.84%) Mobile Developer
5 17 (10.69%) JavaScript Developer
6 16 (10.06%) Senior Developer
7 15 (9.434%) Front-End Developer
8 14 (8.805%) iOS Developer
9 12 (7.547%) Android Developer
10 9 (5.660%) .NET Developer
10 9 (5.660%) PHP Developer
11 6 (3.774%) Java Developer
11 6 (3.774%) Front-End Web Developer
12 5 (3.145%) C# .NET Developer
12 5 (3.145%) Analyst
12 5 (3.145%) C# Developer
13 4 (2.516%) HTML Developer
13 4 (2.516%) Senior Analyst
14 3 (1.887%) Development Engineer
Miscellaneous
1 21 (13.21%) Mobile App
2 16 (10.06%) iPhone
3 8 (5.031%) Spread Betting
3 8 (5.031%) Blackberry
4 7 (4.403%) Open Source
5 6 (3.774%) Social Media
6 5 (3.145%) Computer Science
7 4 (2.516%) Derivative
8 3 (1.887%) iPad
8 3 (1.887%) Inversion of Control
8 3 (1.887%) Enterprise Software
8 3 (1.887%) N-Tier
8 3 (1.887%) RIA
8 3 (1.887%) Streaming Video
9 2 (1.258%) PKI
9 2 (1.258%) Web 2.0
9 2 (1.258%) Smartphone
9 2 (1.258%) Flash Lite
9 2 (1.258%) Java Card
9 2 (1.258%) W3C
Operating Systems
1 32 (20.13%) Apple iOS
1 32 (20.13%) Android
2 20 (12.58%) Windows
3 10 (6.289%) Linux
4 7 (4.403%) Windows Mobile
5 2 (1.258%) UNIX
5 2 (1.258%) Windows 8
5 2 (1.258%) Windows Server 2012
6 1 (0.629%) Red Hat Enterprise Linux
6 1 (0.629%) Windows Server 2008
6 1 (0.629%) AIX
6 1 (0.629%) Solaris
6 1 (0.629%) Mac OS X
6 1 (0.629%) Windows Server 2003
Processes & Methodologies
1 66 (41.51%) OO
2 51 (32.08%) MVC
3 45 (28.30%) Agile Software Development
4 33 (20.75%) Scrum
5 32 (20.13%) TDD
6 26 (16.35%) Web Development
7 24 (15.09%) Continuous Integration
8 18 (11.32%) OOP
9 17 (10.69%) BDD
10 16 (10.06%) MVVM
11 15 (9.434%) Unit Testing
12 9 (5.660%) Multithreading
12 9 (5.660%) Data Modelling
13 7 (4.403%) Automated Testing
13 7 (4.403%) Content Management
13 7 (4.403%) Web Design
14 6 (3.774%) SEO
14 6 (3.774%) CRM
14 6 (3.774%) Security Testing
14 6 (3.774%) Web Testing
Programming Languages
1 103 (64.78%) JavaScript
2 51 (32.08%) Java
3 27 (16.98%) SQL
4 19 (11.95%) C#
5 17 (10.69%) PHP
6 13 (8.176%) Objective-C
7 12 (7.547%) C++
8 10 (6.289%) C
9 7 (4.403%) Python
10 6 (3.774%) PHP5
11 5 (3.145%) T-SQL
11 5 (3.145%) Perl
12 4 (2.516%) Ruby
13 3 (1.887%) ActionScript 3.0
13 3 (1.887%) ActionScript 2.0
13 3 (1.887%) ActionScript
14 2 (1.258%) VB6
14 2 (1.258%) XPath
14 2 (1.258%) VBScript
14 2 (1.258%) VB
Qualifications
1 4 (2.516%) Degree
2 2 (1.258%) Sun Certification
2 2 (1.258%) Security Cleared
3 1 (0.629%) SC Cleared
3 1 (0.629%) CTC Cleared
Quality Assurance & Compliance
1 8 (5.031%) QA
2 2 (1.258%) Dublin Core
System Software
1 2 (1.258%) Active Directory
2 1 (0.629%) Apache ZooKeeper
Systems Management
1 1 (0.629%) CA Wily
1 1 (0.629%) CA SiteMinder
1 1 (0.629%) Business Desktop Deployment
Vendors
1 13 (8.176%) Sencha
2 9 (5.660%) Oracle
3 8 (5.031%) Facebook
4 7 (4.403%) Twitter
4 7 (4.403%) Microsoft
5 6 (3.774%) Percona
6 5 (3.145%) Google
7 4 (2.516%) Zend
8 2 (1.258%) Perforce
8 2 (1.258%) Sun
8 2 (1.258%) IBM
8 2 (1.258%) CA
8 2 (1.258%) Apple
8 2 (1.258%) JBoss
9 1 (0.629%) Tealeaf
9 1 (0.629%) Talend
9 1 (0.629%) SAP
9 1 (0.629%) Business Objects
9 1 (0.629%) OPNET
9 1 (0.629%) BMC
City, London
You will have proven knowledge in JavaScript programming and be able to code from scratch. *Successful applicants will have a strong understanding of CSS3, JSON and have solid...
Eutopia Solutions Ltd
Rate: £300 - £400 per day
Posted: 13 June 2013
City of London
I am currently looking for a Web Developer with mobile experience to work on a contract basis for an excellent blue chip client of ours based in West...
Computer Futures
Rate: £300 - £320 per day
Posted: 22 May 2013
City of London
MVC frameworks (Symfony, Zend or Yii) SQL, MySQL. Html5, JavaScript, CSS3, jQuery, AJAX) SOAP, RESTful API's, JSON, XML. GIT. Third party API's (Facebook, Twitter e.t...
ITHR
Posted: 6 June 2013
City, London
Android Developer, Java, Start ASAP, £350 - 450+, N London, Our client is seeking an Android Developer for a long term contract offering up to £350-£450 per day...
MINT Recruitment
Rate: £350 - £450 per day
Posted: 18 June 2013
City, London
My a client, a very well established name in the travel industry, has the requirement for several developers to undertake various new projects throughout 2013-most of which...
Parallel Consulting
Rate: £300 - £350 per day
Posted: 17 June 2013
City of London
Mint
Rate: £350 - £450 per day
Posted: 31 May 2013
City, London
CPS Group UK
Rate: £350 - £500 per day
Posted: 18 June 2013
City, London
Aston Carter
Rate: £450 - £500 per day
Posted: 18 June 2013
City, London
People Source Consulting
Rate: excellent rates !
Posted: 17 June 2013
City of London
People Source Consulting
Rate: excellent rates !
Posted: 17 June 2013
City of London
People Source Consulting
Rate: £350 - £450 per day
Posted: 18 June 2013
City, London
People Source Consulting
Rate: £350 - £450 per day
Posted: 18 June 2013