The table below looks at the statistics for Log4j skills in IT jobs advertised for the City of London region. Included is a guide to the average salaries offered in IT jobs that have cited Log4j over the 3 months to 22 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
22 May 2015
Same period 2014 Same period 2013
Apache Log4j
Rank 295 326 -
Rank change year-on-year
+31 -
Permanent jobs citing Log4j 7 16 0
As % of all permanent IT jobs located in the City of London 0.070% 0.13% -
As % of the Development Applications category 0.53% 0.77% -
Number of salaries quoted 7 16 0
Average salary £37,500 £85,000 -
Average salary % change year-on-year
-55.88% -
UK excluding London average salary £55,000 £45,000 £35,000
% change year-on-year
+22.22% +28.57%
Log4j
London

The following table is for comparison with the above and provides statistics for the entire Development Applications category in permanent jobs advertised in the City of London region.

Development Applications Category
City of London
Permanent IT job ads with a match in the
Development Applications category
1326 2091 1651
As % of all permanent IT jobs located in the City of London 13.21% 16.55% 14.06%
Number of salaries quoted 1159 1820 1414
Average salary £54,000 £52,500 £52,500
Average salary % change year-on-year
+2.85% -
90% offered a salary of more than £37,500 £37,500 £40,000
10% offered a salary of more than £70,000 £70,000 £70,000
UK excluding London average salary £42,500 £40,000 £38,000
% change year-on-year
+6.25% +5.26%

Log4j
Jobs Demand Trend in the City of London

This chart provides a 3-month moving total of permanent IT jobs citing Log4j across the City of London region as a proportion of the total demand within the Development Applications category.

Log4j Jobs Demand Trend in the City of London

Log4j
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Log4j across the City of London region.

Log4j Salary Trend in the City of London

Log4j
Top 30 Related IT Skills in the City of London

For the 6 months to 22 May 2015, IT jobs across the City of London region citing Log4j 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 IT job ads sampled that cited Log4j.

1 12 (100.00%) HTML
1 12 (100.00%) Java
1 12 (100.00%) JavaScript
1 12 (100.00%) Perl
1 12 (100.00%) PHP
1 12 (100.00%) Oracle
1 12 (100.00%) SQL Server
1 12 (100.00%) JUnit
1 12 (100.00%) CSS
1 12 (100.00%) JSP
1 12 (100.00%) Web Services
1 12 (100.00%) Linux
1 12 (100.00%) Apache
1 12 (100.00%) Tomcat
1 12 (100.00%) E-Commerce
1 12 (100.00%) Agile Software Development
1 12 (100.00%) TDD
1 12 (100.00%) Subversion
1 12 (100.00%) Spring
1 12 (100.00%) Maven
1 12 (100.00%) Ajax
1 12 (100.00%) Ubuntu
1 12 (100.00%) Java EE
1 12 (100.00%) JSTL
1 12 (100.00%) JIRA
1 12 (100.00%) Selenium
1 12 (100.00%) jQuery
1 12 (100.00%) WordPress
1 12 (100.00%) Android
1 12 (100.00%) TestNG

Log4j
Top Related IT Skills in the City of London by Category

For the 6 months to 22 May 2015, IT jobs across the City of London region citing Log4j also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Log4j. Up to 20 skills are shown per category.

Application Platforms
1 12 (100.00%) Apache
1 12 (100.00%) Tomcat
1 12 (100.00%) WordPress
Database & Business Intelligence
1 12 (100.00%) SQL Server
1 12 (100.00%) PostgreSQL
Development Applications
1 12 (100.00%) JUnit
1 12 (100.00%) Subversion
1 12 (100.00%) Maven
1 12 (100.00%) JIRA
1 12 (100.00%) Selenium
1 12 (100.00%) TestNG
1 12 (100.00%) Git (software)
1 12 (100.00%) Bitbucket
1 12 (100.00%) Gradle
1 12 (100.00%) Jenkins
Job Titles
1 12 (100.00%) Developer
1 12 (100.00%) Java Developer
2 4 (33.33%) Mid-Level Java Developer
3 3 (25.00%) Senior Developer
3 3 (25.00%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 12 (100.00%) HTML
1 12 (100.00%) CSS
1 12 (100.00%) JSP
1 12 (100.00%) Web Services
1 12 (100.00%) Spring
1 12 (100.00%) Ajax
1 12 (100.00%) Java EE
1 12 (100.00%) JSTL
1 12 (100.00%) jQuery
1 12 (100.00%) RESTful
1 12 (100.00%) Hibernate
Operating Systems
1 12 (100.00%) Linux
1 12 (100.00%) Ubuntu
1 12 (100.00%) Android
1 12 (100.00%) openSUSE
Processes & Methodologies
1 12 (100.00%) E-Commerce
1 12 (100.00%) Agile Software Development
1 12 (100.00%) TDD
Programming Languages
1 12 (100.00%) Java
1 12 (100.00%) JavaScript
1 12 (100.00%) Perl
1 12 (100.00%) PHP
Quality Assurance & Compliance
1 7 (58.33%) QA
System Software
1 12 (100.00%) Docker
Systems Management
1 12 (100.00%) Puppet
1 12 (100.00%) Opscode Chef
1 12 (100.00%) Salt
Vendors
1 12 (100.00%) Oracle