The table below looks at the statistics for JSON skills in IT contracts advertised for the Hertfordshire region. Included is a guide to the contractor rates offered in IT contracts that have cited JSON over the 3 months to 30 September 2016 with a comparison to the same period over 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.

3 months to
30 Sep 2016
Same period 2015 Same period 2014
JSON
Rank 53 59 55
Rank change year-on-year
+6 -4
Contract jobs citing JSON 10 9 23
As % of all contract IT jobs located in Hertfordshire 1.32% 1.21% 2.69%
As % of the Libraries, Frameworks & Software Standards category 6.10% 4.97% 9.62%
Number of daily rates quoted 1 4 17
Median daily rate £500 £313 £375
Median daily rate % change year-on-year
+60.00% -16.66%
UK excluding London median daily rate £400 £385 £363
% change year-on-year
+3.89% +6.20%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £45.00 £32.00 £34.28
% change year-on-year
+40.62% -6.63%
JSON
East of 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 Hertfordshire region.

Libraries, Frameworks & Software Standards Category
Hertfordshire
Contract IT job ads with a match in the
Libraries, Frameworks & Software Standards category
164 181 239
As % of all contract IT jobs located in Hertfordshire 21.69% 24.30% 27.99%
Number of daily rates quoted 83 87 161
Median daily rate £375 £350 £375
Median daily rate % change year-on-year
+7.14% -6.66%
90% offered a daily rate of more than £275 £225 £245
10% offered a daily rate of more than £500 £438 £455
UK excluding London median daily rate £375 £375 £350
% change year-on-year
- +7.14%
Number of hourly rates quoted 1 3 1
Median hourly rate £28.50 £12.50 £15.00
Median hourly rate % change year-on-year
+128.00% -16.66%
UK excluding London median hourly rate £40.00 £37.50 £34.25
% change year-on-year
+6.66% +9.48%

JSON
Jobs Demand Trend in Hertfordshire

The demand trend of contract jobs across the Hertfordshire region citing JSON as a proportion of all IT contracts with a match in the Libraries, Frameworks & Software Standards category.

JSON Jobs Demand Trend in Hertfordshire

JSON
Daily Rate Trend in Hertfordshire

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

JSON Daily Rate Trend in Hertfordshire

JSON
Hourly Rate Trend in Hertfordshire

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

JSON Hourly Rate Trend in Hertfordshire

JSON
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing JSON within the Hertfordshire region over the 3 months to 30 September 2016. 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 see detailed
statistics and trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -4 8 £500 +60.00%
Hemel Hempstead - 1 - -
JSON
East of England

JSON
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 30 September 2016, IT contractor jobs citing JSON also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for JSON.

1 14 (73.68%) XML
2 13 (68.42%) Java
3 12 (63.16%) JavaScript
3 12 (63.16%) HTML
4 11 (57.89%) Linux
4 11 (57.89%) Ajax
5 10 (52.63%) Agile Software Development
5 10 (52.63%) E-Commerce
5 10 (52.63%) SOAP
6 9 (47.37%) CSS
6 9 (47.37%) Unix
6 9 (47.37%) MySQL
7 8 (42.11%) XSLT
7 8 (42.11%) IBM
8 7 (36.84%) Internet
8 7 (36.84%) JMS
8 7 (36.84%) SOA
8 7 (36.84%) Oracle
8 7 (36.84%) J2EE
8 7 (36.84%) Web Services
8 7 (36.84%) jQuery
8 7 (36.84%) REST
9 6 (31.58%) Twitter Bootstrap
9 6 (31.58%) ASP.NET
9 6 (31.58%) SQL Server
9 6 (31.58%) DB2
9 6 (31.58%) .NET
10 5 (26.32%) SQL
10 5 (26.32%) C#
10 5 (26.32%) Retail

JSON
Top Related IT Skills in Hertfordshire 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 3 (15.79%) Adobe Experience Manager
1 3 (15.79%) Apache
1 3 (15.79%) CMS
1 3 (15.79%) MQSeries
1 3 (15.79%) WebSphere
1 3 (15.79%) WebSphere Application Server
2 2 (10.53%) NServiceBus
3 1 (5.26%) IBM Connections
3 1 (5.26%) IBM Domino
3 1 (5.26%) IBM Notes
Cloud Services
1 1 (5.26%) Amazon AWS
1 1 (5.26%) Amazon EC2
1 1 (5.26%) Amazon S3
1 1 (5.26%) Amazon SQS
1 1 (5.26%) Microsoft Azure
1 1 (5.26%) Route 53
Communications & Networking
1 7 (36.84%) Internet
2 2 (10.53%) Network Security
3 1 (5.26%) Firewall
3 1 (5.26%) VPN
Database & Business Intelligence
1 9 (47.37%) MySQL
2 6 (31.58%) DB2
2 6 (31.58%) SQL Server
3 3 (15.79%) Jackrabbit
3 3 (15.79%) RDBMS
3 3 (15.79%) Relational Database
3 3 (15.79%) SQL Server 2008
4 1 (5.26%) Amazon DynamoDB
4 1 (5.26%) Amazon RDS
4 1 (5.26%) Oracle Database
Development Applications
1 3 (15.79%) Ant
1 3 (15.79%) Eclipse
1 3 (15.79%) Git (software)
1 3 (15.79%) Jenkins
1 3 (15.79%) JUnit
1 3 (15.79%) Log4j
1 3 (15.79%) Mockito
1 3 (15.79%) Subversion
1 3 (15.79%) WebSphere Studio Application Developer
2 2 (10.53%) HP UFT
3 1 (5.26%) Visual Studio
General
1 5 (26.32%) Retail
2 3 (15.79%) Telecoms
Job Titles
1 11 (57.89%) Developer
2 5 (26.32%) Architect
3 4 (21.05%) E-Commerce Architect
3 4 (21.05%) E-Commerce Solution Architect
3 4 (21.05%) Java Architect
3 4 (21.05%) Java Developer
3 4 (21.05%) Java Solutions Architect
3 4 (21.05%) Solutions Architect
4 3 (15.79%) .NET Developer
4 3 (15.79%) E-Commerce Developer
4 3 (15.79%) J2EE Developer
4 3 (15.79%) Java E-Commerce Developer
4 3 (15.79%) Java/J2EE Developer
5 2 (10.53%) Angular Developer
5 2 (10.53%) ASP.NET MVC Developer
5 2 (10.53%) C# .NET Developer
5 2 (10.53%) C# Developer
5 2 (10.53%) Front End Developer (Client-Side Developer)
6 1 (5.26%) Agile Developer
6 1 (5.26%) Senior Architect
Libraries, Frameworks & Software Standards
1 14 (73.68%) XML
2 12 (63.16%) HTML
3 11 (57.89%) Ajax
4 10 (52.63%) SOAP
5 9 (47.37%) CSS
6 8 (42.11%) XSLT
7 7 (36.84%) J2EE
7 7 (36.84%) JMS
7 7 (36.84%) jQuery
7 7 (36.84%) REST
7 7 (36.84%) Web Services
8 6 (31.58%) .NET
8 6 (31.58%) ASP.NET
8 6 (31.58%) Twitter Bootstrap
9 4 (21.05%) AngularJS
9 4 (21.05%) HTML5
9 4 (21.05%) RESTful
10 3 (15.79%) ASP.NET MVC
10 3 (15.79%) Entity Framework
10 3 (15.79%) Node.js
Miscellaneous
1 3 (15.79%) RIA
1 3 (15.79%) User Experience
2 2 (10.53%) Analytical Skills
3 1 (5.26%) Digital Media
3 1 (5.26%) Mobile App
Operating Systems
1 11 (57.89%) Linux
2 9 (47.37%) Unix
3 3 (15.79%) HPUX
3 3 (15.79%) Solaris
3 3 (15.79%) Windows
4 2 (10.53%) Red Hat Enterprise Linux
Processes & Methodologies
1 10 (52.63%) Agile Software Development
1 10 (52.63%) E-Commerce
2 7 (36.84%) SOA
3 5 (26.32%) Performance Tuning
4 4 (21.05%) Change Management
4 4 (21.05%) CRM
4 4 (21.05%) Project Planning
4 4 (21.05%) Software Engineering
4 4 (21.05%) TOGAF
4 4 (21.05%) Web Development
5 3 (15.79%) B2B
5 3 (15.79%) Continuous Integration
5 3 (15.79%) Database Tuning
5 3 (15.79%) Logistics
5 3 (15.79%) MVC
5 3 (15.79%) OO
5 3 (15.79%) RAD
5 3 (15.79%) TDD
5 3 (15.79%) UML
6 2 (10.53%) Change Control
Programming Languages
1 13 (68.42%) Java
2 12 (63.16%) JavaScript
3 5 (26.32%) C#
3 5 (26.32%) SQL
4 3 (15.79%) Bash Shell
4 3 (15.79%) Perl
4 3 (15.79%) PHP
5 1 (5.26%) LotusScript
5 1 (5.26%) PowerShell
5 1 (5.26%) XPath
Qualifications
1 1 (5.26%) IBM Certification
System Software
1 1 (5.26%) Virtual Machines
Systems Management
1 1 (5.26%) Netcool
Vendors
1 8 (42.11%) IBM
2 7 (36.84%) Oracle
3 3 (15.79%) ATG
3 3 (15.79%) Blue Martini
3 3 (15.79%) Elastic Path
3 3 (15.79%) Interwoven
3 3 (15.79%) Microsoft
4 2 (10.53%) Red Hat
5 1 (5.26%) Lotus
5 1 (5.26%) Mercator