The first table below looks at the demand for JSON skills in IT contracts advertised for the Hertfordshire region. Included is a guide to the average contractor rates offered in IT contracts that have cited JSON over the 3 months to 21 May 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 Hertfordshire 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
21 May 2013
Same period 2012 Same period 2011
JSON
Rank 43 57 -
Rank change year-on-year
+14 -
Contract jobs citing JSON 16 15 0
As % of all contract IT jobs located in Hertfordshire 2.446% 1.558% -
As % of the Application Development category 7.407% 5.556% -
Number of daily rates quoted 10 9 0
Average daily rate £450 £350 -
Average daily rate % change year-on-year
+28.57% -
UK excluding London average daily rate £323 £325 £300
% change year-on-year
-0.76% +8.33%
Number of hourly rates quoted 0 0 0
Average hourly rate - - -
UK excluding London average hourly rate £22.66 £40.00 -
% change year-on-year
-43.35% -
All Application Development
Hertfordshire
Contract IT job ads with a match in the
Application Development category
216 270 212
As % of all contract IT jobs located in Hertfordshire 33.03% 28.04% 24.97%
Number of daily rates quoted 107 116 93
Average daily rate £394 £350 £313
Average daily rate % change year-on-year
+12.50% +12.00%
90% offered a daily rate of more than £216 £275 £213
10% offered a daily rate of more than £450 £490 £500
UK excluding London average daily rate £325 £325 £325
Number of hourly rates quoted 4 17 25
Average hourly rate £20.00 £35.00 £35.00
Average hourly rate % change year-on-year
-42.85% -
90% offered a hourly rate of more than £15.00 £20.00 £33.50
10% offered a hourly rate of more than £39.50 £36.00 £37.00
UK excluding London average hourly rate £35.00 £32.00 £36.50
% change year-on-year
+9.37% -12.32%
JSON
East of England

JSON
Jobs Demand Trend

This chart provides a 3-month moving total of IT contractor jobs citing JSON across the Hertfordshire region as a proportion of the total demand within the Application Development category.

Hertfordshire 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 Hertfordshire region.

Hertfordshire 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 Hertfordshire region over the 3 months to 21 May 2013.

Hertfordshire JSON Daily Rate Histogram

JSON
Contract Locations

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing JSON within the Hertfordshire region over the 3 months to 21 May 2013. 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
(Click each for more statistics)
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
Letchworth - 4 - -
JSON
East of England

JSON
Top 30 Related IT Skills

For the 6 months to 21 May 2013, IT contractor jobs across the Hertfordshire 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 20 (74.07%) JavaScript
2 17 (62.96%) CSS
3 13 (48.15%) Linux
4 12 (44.44%) Web Services
4 12 (44.44%) XML
5 11 (40.74%) HTML
5 11 (40.74%) Java
5 11 (40.74%) Ajax
5 11 (40.74%) HTML5
6 10 (37.04%) OO
7 9 (33.33%) SQL
7 9 (33.33%) JSP
7 9 (33.33%) Retail
7 9 (33.33%) REST
8 8 (29.63%) Team Foundation Server
8 8 (29.63%) CSS3
8 8 (29.63%) Spring
9 7 (25.93%) Agile Software Development
9 7 (25.93%) Scrum
9 7 (25.93%) Oracle
10 6 (22.22%) Visual Studio
10 6 (22.22%) .NET
10 6 (22.22%) C#
10 6 (22.22%) Microsoft
10 6 (22.22%) MVC
10 6 (22.22%) UNIX
10 6 (22.22%) PowerHouse
10 6 (22.22%) Web Design
10 6 (22.22%) WCF
10 6 (22.22%) jQuery

JSON
Top Related IT Skills by Category

For the 6 months to 21 May 2013, IT contractor jobs across the Hertfordshire 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 17 (62.96%) CSS
2 12 (44.44%) Web Services
2 12 (44.44%) XML
3 11 (40.74%) HTML
3 11 (40.74%) Ajax
3 11 (40.74%) HTML5
4 9 (33.33%) JSP
4 9 (33.33%) REST
5 8 (29.63%) CSS3
5 8 (29.63%) Spring
6 6 (22.22%) .NET
6 6 (22.22%) WCF
6 6 (22.22%) jQuery
6 6 (22.22%) KnockoutJS
7 5 (18.52%) RESTful
8 4 (14.81%) OpenGL
9 3 (11.11%) Qt
9 3 (11.11%) Spring MVC
10 2 (7.407%) SOAP
10 2 (7.407%) Struts
Application Platforms
1 2 (7.407%) Tomcat
2 1 (3.704%) Oracle SOA Suite
2 1 (3.704%) Oracle Service Bus
Business Applications
1 1 (3.704%) Oracle BPM
Database & Business Intelligence
1 5 (18.52%) MySQL
2 2 (7.407%) RDBMS
Development Applications
1 8 (29.63%) Team Foundation Server
2 6 (22.22%) Visual Studio
3 4 (14.81%) Eclipse
4 3 (11.11%) JUnit
5 2 (7.407%) Subversion
6 1 (3.704%) Xcode
General
1 9 (33.33%) Retail
2 1 (3.704%) Banking
2 1 (3.704%) Finance
2 1 (3.704%) Retail Banking
Job Titles
1 25 (92.59%) Developer
2 6 (22.22%) Java Developer
2 6 (22.22%) .NET Developer
3 4 (14.81%) JavaScript Developer
3 4 (14.81%) C# Developer
3 4 (14.81%) Front-End Developer
3 4 (14.81%) C# .NET Developer
4 2 (7.407%) Java/J2EE Developer
4 2 (7.407%) J2EE Developer
4 2 (7.407%) Android Developer
5 1 (3.704%) iOS Developer
5 1 (3.704%) Mobile Developer
5 1 (3.704%) Oracle SOA Developer
5 1 (3.704%) SOA Developer
5 1 (3.704%) Oracle Developer
5 1 (3.704%) Project Manager
Miscellaneous
1 3 (11.11%) Augmented Reality
1 3 (11.11%) Computer Science
2 2 (7.407%) Mobile App
3 1 (3.704%) Digital Media
3 1 (3.704%) iPhone
3 1 (3.704%) iPad
Operating Systems
1 13 (48.15%) Linux
2 6 (22.22%) UNIX
3 4 (14.81%) Apple iOS
4 3 (11.11%) Android
4 3 (11.11%) bada
Processes & Methodologies
1 10 (37.04%) OO
2 7 (25.93%) Agile Software Development
2 7 (25.93%) Scrum
3 6 (22.22%) MVC
3 6 (22.22%) Web Design
3 6 (22.22%) Responsive Web Design
4 5 (18.52%) Kanban
4 5 (18.52%) E-Commerce
5 3 (11.11%) BDD
5 3 (11.11%) UML
6 2 (7.407%) TDD
6 2 (7.407%) Waterfall
6 2 (7.407%) Multithreading
7 1 (3.704%) User Stories
7 1 (3.704%) Dependency Injection
7 1 (3.704%) BPEL
7 1 (3.704%) Project Management
7 1 (3.704%) Continuous Integration
7 1 (3.704%) Code Coverage
7 1 (3.704%) OOA/OOD
Programming Languages
1 20 (74.07%) JavaScript
2 11 (40.74%) Java
3 9 (33.33%) SQL
4 6 (22.22%) C#
4 6 (22.22%) PowerHouse
5 2 (7.407%) C++
5 2 (7.407%) Groovy
6 1 (3.704%) Objective-C
Qualifications
1 3 (11.11%) Degree
Vendors
1 7 (25.93%) Oracle
2 6 (22.22%) Microsoft
3 3 (11.11%) Symbian
4 2 (7.407%) JBoss
Hertfordshire
iOS Developer | iOS SDK, Objective-C, Xcode, JSON, XML, iPhone, iPad | Contract | Hertfordshire... The iOS Developer will be building applications for the iPhone and iPad platforms. Key Skills:...
Austin Fraser
Rate: £200 - £225 per day
Posted: 14 May 2013