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 salaries offered in IT jobs that have cited Log4j over the 3 months to 29 May 2016 with a comparison to the same period over the previous 2 years.

3 months to
29 May 2016
Same period 2015 Same period 2014
Apache Log4j
Rank 246 314 345
Rank change year-on-year
+68 +31
Permanent jobs citing Log4j 12 7 16
As % of all permanent IT jobs located in the City of London 0.18% 0.068% 0.12%
As % of the Development Applications category 1.04% 0.50% 0.75%
Number of salaries quoted 9 7 16
Median salary £40,000 £37,500 £85,000
Median salary % change year-on-year
+6.66% -55.88%
UK excluding London median salary £55,000 £39,250 £45,000
% change year-on-year
+40.12% -12.77%
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
1151 1389 2125
As % of all permanent IT jobs located in the City of London 17.63% 13.49% 16.51%
Number of salaries quoted 1060 1214 1855
Median salary £60,000 £55,000 £52,500
Median salary % change year-on-year
+9.09% +4.76%
90% offered a salary of more than £40,000 £37,500 £37,500
10% offered a salary of more than £82,500 £70,000 £72,500
UK excluding London median salary £42,500 £42,500 £40,000
% change year-on-year
- +6.25%

Log4j
Jobs Demand Trend in the City of London

The demand trend of job ads across the City of London region citing Log4j as a proportion of all IT jobs with a match in 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 29 May 2016, IT jobs citing Log4j also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for Log4j.

1 14 (100.00%) HTML
1 14 (100.00%) Java
1 14 (100.00%) JavaScript
1 14 (100.00%) Perl
1 14 (100.00%) PHP
1 14 (100.00%) Oracle
1 14 (100.00%) SQL Server
1 14 (100.00%) JUnit
1 14 (100.00%) CSS
1 14 (100.00%) JSP
1 14 (100.00%) Linux
1 14 (100.00%) Apache
1 14 (100.00%) Tomcat
1 14 (100.00%) PostgreSQL
1 14 (100.00%) Hibernate
1 14 (100.00%) TDD
1 14 (100.00%) Subversion
1 14 (100.00%) Spring
1 14 (100.00%) Maven
1 14 (100.00%) Ajax
1 14 (100.00%) Ubuntu
1 14 (100.00%) Java EE
1 14 (100.00%) JSTL
1 14 (100.00%) JIRA
1 14 (100.00%) Selenium
1 14 (100.00%) jQuery
1 14 (100.00%) WordPress
1 14 (100.00%) Android
1 14 (100.00%) TestNG
1 14 (100.00%) Git (software)

Log4j
Top Related 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 14 (100.00%) Apache
1 14 (100.00%) Tomcat
1 14 (100.00%) WordPress
Database & Business Intelligence
1 14 (100.00%) PostgreSQL
1 14 (100.00%) SQL Server
Development Applications
1 14 (100.00%) Bitbucket
1 14 (100.00%) Git (software)
1 14 (100.00%) Gradle
1 14 (100.00%) Jenkins
1 14 (100.00%) JIRA
1 14 (100.00%) JUnit
1 14 (100.00%) Maven
1 14 (100.00%) Selenium
1 14 (100.00%) Subversion
1 14 (100.00%) TestNG
Job Titles
1 14 (100.00%) Developer
1 14 (100.00%) Java Developer
Libraries, Frameworks & Software Standards
1 14 (100.00%) Ajax
1 14 (100.00%) CSS
1 14 (100.00%) Hibernate
1 14 (100.00%) HTML
1 14 (100.00%) Java EE
1 14 (100.00%) jQuery
1 14 (100.00%) JSP
1 14 (100.00%) JSTL
1 14 (100.00%) LAPP Stack
1 14 (100.00%) Spring
Operating Systems
1 14 (100.00%) Android
1 14 (100.00%) Linux
1 14 (100.00%) openSUSE
1 14 (100.00%) Ubuntu
Processes & Methodologies
1 14 (100.00%) TDD
Programming Languages
1 14 (100.00%) Java
1 14 (100.00%) JavaScript
1 14 (100.00%) Perl
1 14 (100.00%) PHP
System Software
1 14 (100.00%) Docker
Systems Management
1 14 (100.00%) Opscode Chef
1 14 (100.00%) Puppet
1 14 (100.00%) Salt
Vendors
1 14 (100.00%) Oracle
City, London
Harvey Nash plc
Salary: £30000 - £35000 per annum
Posted: 4 days ago
City, London
Harvey Nash plc
Salary: £35000 - £45000 per annum
Posted: 6 days ago