Period
to 23 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for JSF skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited JSF over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

JavaServer Faces (JSF)
Central London > City of London
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 238 236 271
Rank change year-on-year -2 +35 +23
Contract jobs citing JSF 10 5 1
As % of all contract IT jobs advertised in the City of London 0.14% 0.075% 0.011%
As % of the Libraries, Frameworks & Software Standards category 0.37% 0.21% 0.036%
Number of daily rates quoted 8 5 1
City of London median daily rate £613 £313 £425
Median daily rate % change year-on-year +96.00% -26.47% +7.59%
10th Percentile £393 £279 £388
90th Percentile £638 £418 £463
Central London median daily rate £475 £313 £575
% change year-on-year +52.00% -45.65% +64.29%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

JSF is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 2696 2403 2806
As % of all contract IT jobs advertised in the City of London 37.76% 35.88% 31.03%
Number of daily rates quoted 2265 2031 2316
City of London median daily rate £513 £475 £475
Median daily rate % change year-on-year +7.89% - +5.56%
10th Percentile £363 £325 £313
90th Percentile £675 £638 £638
Central London median daily rate £500 £475 £464
% change year-on-year +5.26% +2.43% +9.12%
Number of hourly rates quoted 10 4 14
City of London median hourly rate £22.99 £35.00 £38.75
Median hourly rate % change year-on-year -34.31% -9.68% +29.17%
10th Percentile £20.28 £19.00 £12.40
90th Percentile £33.75 £56.31 £66.25
Central London median hourly rate £21.50 £35.00 £38.75
% change year-on-year -38.57% -9.68% +29.17%

JSF
Job Vacancy Trend in the City of London

Job postings citing JSF as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for JSF in the City of London

JSF
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for JSF in the City of London

JSF
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing JSF in the City of London over the 6 months to 23 November 2017.

Contractor daily rate histogram for JSF in the City of London

For the 6 months to 23 November 2017, IT contractor jobs citing JSF 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 City of London region with a requirement for JSF.

1 10 (100.00%) Java
1 10 (100.00%) Spring
2 9 (90.00%) Hibernate
3 8 (80.00%) Finance
3 8 (80.00%) JavaScript
3 8 (80.00%) jQuery
4 7 (70.00%) HTML
4 7 (70.00%) Oracle
5 6 (60.00%) JSP
5 6 (60.00%) Banking
6 5 (50.00%) Agile Software Development
6 5 (50.00%) Web Development
6 5 (50.00%) RESTful
6 5 (50.00%) GWT
6 5 (50.00%) SQL
6 5 (50.00%) XML
7 4 (40.00%) Front Office
7 4 (40.00%) OO
7 4 (40.00%) ION MarketView
7 4 (40.00%) Java EE
7 4 (40.00%) ION Trading
7 4 (40.00%) AngularJS
8 3 (30.00%) Jenkins
8 3 (30.00%) OSGi
8 3 (30.00%) Enterprise Software
8 3 (30.00%) Apache Camel
8 3 (30.00%) Performance Tuning
8 3 (30.00%) Relational Database
8 3 (30.00%) Scalability Testing
8 3 (30.00%) Continuous Integration

JSF
Co-occurring IT Skills in the City of London 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 (30.00%) Apache
2 1 (10.00%) JBoss
2 1 (10.00%) WebLogic
Business Applications
1 4 (40.00%) ION MarketView
Cloud Services
1 1 (10.00%) Salesforce Sales Cloud
Communications & Networking
1 1 (10.00%) Internet
Database & Business Intelligence
1 3 (30.00%) Relational Database
2 1 (10.00%) SQL Server
Development Applications
1 3 (30.00%) Jenkins
2 2 (20.00%) Git (software)
3 1 (10.00%) Eclipse
3 1 (10.00%) FogBugz
3 1 (10.00%) JIRA
3 1 (10.00%) Maven
3 1 (10.00%) Subversion
3 1 (10.00%) TortoiseSVN
General
1 8 (80.00%) Finance
2 6 (60.00%) Banking
3 4 (40.00%) Front Office
4 1 (10.00%) Advertising
4 1 (10.00%) Investment Banking
Job Titles
1 10 (100.00%) Developer
2 9 (90.00%) Java Developer
3 5 (50.00%) Senior Developer
3 5 (50.00%) Senior Java Developer
4 1 (10.00%) Electronic Trading Developer
4 1 (10.00%) Electronic Trading Java Developer
4 1 (10.00%) Salesforce Developer
Libraries, Frameworks & Software Standards
1 10 (100.00%) Spring
2 9 (90.00%) Hibernate
3 8 (80.00%) jQuery
4 7 (70.00%) HTML
5 6 (60.00%) JSP
6 5 (50.00%) GWT
6 5 (50.00%) RESTful
6 5 (50.00%) XML
7 4 (40.00%) AngularJS
7 4 (40.00%) Java EE
8 3 (30.00%) Ajax
8 3 (30.00%) Apache Camel
8 3 (30.00%) Middleware
8 3 (30.00%) OSGi
9 2 (20.00%) CSS
9 2 (20.00%) Struts
10 1 (10.00%) Classic ASP
10 1 (10.00%) EJB
10 1 (10.00%) SOAP
10 1 (10.00%) Web Services
Miscellaneous
1 3 (30.00%) Clustering
1 3 (30.00%) Enterprise Software
2 1 (10.00%) Analytical Skills
2 1 (10.00%) Computer Science
Processes & Methodologies
1 5 (50.00%) Agile Software Development
1 5 (50.00%) Web Development
2 4 (40.00%) OO
3 3 (30.00%) Continuous Integration
3 3 (30.00%) Extreme Programming
3 3 (30.00%) High Availability
3 3 (30.00%) Open Source
3 3 (30.00%) Performance Tuning
3 3 (30.00%) RUP
3 3 (30.00%) Scalability Testing
3 3 (30.00%) Scrum
4 1 (10.00%) Change Control
4 1 (10.00%) Electronic Trading
4 1 (10.00%) MVC
4 1 (10.00%) OOD
4 1 (10.00%) Project Management
4 1 (10.00%) Software Delivery
4 1 (10.00%) TDD
4 1 (10.00%) Test Automation
Programming Languages
1 10 (100.00%) Java
2 8 (80.00%) JavaScript
3 5 (50.00%) SQL
4 1 (10.00%) Apex Code
4 1 (10.00%) C#
4 1 (10.00%) Clojure
4 1 (10.00%) Groovy
4 1 (10.00%) PHP
4 1 (10.00%) Scala
Qualifications
1 1 (10.00%) Security Cleared
Vendors
1 7 (70.00%) Oracle
2 4 (40.00%) ION Trading
3 1 (10.00%) Perforce
3 1 (10.00%) Salesforce.com