The table below looks at the statistics for Log4j skills in IT contracts advertised across the UK. Included is a guide to the contractor rates offered in IT contracts that have cited Log4j over the 3 months to 29 May 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
29 May 2016
Same period 2015 Same period 2014
Apache Log4j
Rank 634 638 611
Rank change year-on-year
+4 -27
Contract jobs citing Log4j 12 7 12
As % of all contract IT jobs located in the UK 0.022% 0.013% 0.022%
As % of the Development Applications category 0.15% 0.096% 0.17%
Number of daily rates quoted 9 1 1
Median daily rate £375 £545 £600
Median daily rate % change year-on-year
-31.19% -9.16%
UK excluding London median daily rate £325 - -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Development Applications category in contract jobs advertised across the UK.

Development Applications Category
UK
Contract IT job ads with a match in the
Development Applications category
8176 7312 6870
As % of all contract IT jobs located in the UK 15.23% 13.06% 12.83%
Number of daily rates quoted 5628 4773 4456
Median daily rate £425 £400 £388
Median daily rate % change year-on-year
+6.25% +3.22%
90% offered a daily rate of more than £315 £290 £275
10% offered a daily rate of more than £550 £539 £514
UK excluding London median daily rate £400 £365 £350
% change year-on-year
+9.58% +4.28%
Number of hourly rates quoted 131 133 154
Median hourly rate £42.25 £37.00 £37.80
Median hourly rate % change year-on-year
+14.18% -2.11%
90% offered a hourly rate of more than £25.00 £22.18 £31.00
10% offered a hourly rate of more than £47.15 £45.19 £52.50
UK excluding London median hourly rate £42.00 £37.50 £37.80
% change year-on-year
+12.00% -0.79%

Log4j
Jobs Demand Trend

The demand trend of contract jobs citing Log4j as a proportion of all IT contracts with a match in the Development Applications category.

Log4j Jobs Demand Trend in the UK

Log4j
Daily Rate Trend

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Log4j within the UK.

Log4j Daily Rate Trend in the UK

Log4j
Daily Rate Histogram

This chart provides a histogram of daily rates quoted in contract IT jobs citing Log4j within the UK over the 3 months to 29 May 2016.

Log4j Daily Rate Histogram in the UK

Log4j
Hourly Rate Trend

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Log4j within the UK.

Log4j Hourly Rate Trend in the UK

Log4j
Top 8 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Log4j within the UK over the 3 months to 29 May 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
England +15 12 £375 -31.19% 5
South East - 5 £255 -
West Midlands - 5 £394 -
Milton Keynes - 5 £255 -
Buckinghamshire - 5 £255 -
Birmingham - 5 £394 -
London +7 2 £650 +19.26% 3
Canary Wharf - 1 £650 -

Log4j
Top 30 Related IT Skills

For the 6 months to 29 May 2016, IT contractor jobs citing Log4j also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Log4j.

1 28 (100.00%) Java
2 26 (92.86%) Oracle
3 25 (89.29%) Tomcat
4 21 (75.00%) WebSphere
5 20 (71.43%) Linux
6 18 (64.29%) J2EE
7 16 (57.14%) SQL
7 16 (57.14%) Continuous Integration
8 15 (53.57%) .NET
8 15 (53.57%) Servlets
9 14 (50.00%) WebSphere Application Server
9 14 (50.00%) BusinessObjects
10 13 (46.43%) IIS
10 13 (46.43%) Jenkins
10 13 (46.43%) Unit Testing
10 13 (46.43%) Oracle Database
11 12 (42.86%) Travis CI
11 12 (42.86%) nginx
11 12 (42.86%) XML
11 12 (42.86%) Windows
11 12 (42.86%) AIX
11 12 (42.86%) Solaris
11 12 (42.86%) Informatica
11 12 (42.86%) HTTP
11 12 (42.86%) TCP/IP
11 12 (42.86%) SSL
11 12 (42.86%) Microsoft
11 12 (42.86%) Oracle HTTP Server
11 12 (42.86%) Apache
11 12 (42.86%) Jetty

Log4j
Top Related IT Skills 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 25 (89.29%) Tomcat
2 21 (75.00%) WebSphere
3 14 (50.00%) WebSphere Application Server
4 13 (46.43%) IIS
5 12 (42.86%) Apache
5 12 (42.86%) Jetty
5 12 (42.86%) nginx
5 12 (42.86%) Oracle 10gAS
5 12 (42.86%) Oracle Application Server
5 12 (42.86%) Oracle HTTP Server
6 11 (39.29%) PowerExchange
7 8 (28.57%) JBoss
8 6 (21.43%) Oracle Spatial
8 6 (21.43%) WebLogic
9 5 (17.86%) WebLogic Portal
10 2 (7.14%) MQSeries
Business Applications
1 2 (7.14%) Global One
Cloud Services
1 1 (3.57%) Cloud Computing
Communications & Networking
1 12 (42.86%) HTTP
1 12 (42.86%) SSL
1 12 (42.86%) TCP/IP
2 11 (39.29%) DHCP
2 11 (39.29%) DNS
2 11 (39.29%) FTP
2 11 (39.29%) IPsec
3 1 (3.57%) Network Security
Database & Business Intelligence
1 14 (50.00%) BusinessObjects
2 13 (46.43%) Oracle Database
3 11 (39.29%) PowerCenter
4 8 (28.57%) Oracle Database 11g
5 7 (25.00%) SQL Server
6 6 (21.43%) Data Mining
7 5 (17.86%) DB2
8 2 (7.14%) UniData
Development Applications
1 13 (46.43%) Jenkins
2 12 (42.86%) Travis CI
3 5 (17.86%) JIRA
3 5 (17.86%) Maven
4 4 (14.29%) JUnit
5 2 (7.14%) Sonatype Nexus
6 1 (3.57%) Eclipse
6 1 (3.57%) Git (software)
6 1 (3.57%) Log4Net
6 1 (3.57%) Mockito
6 1 (3.57%) NUnit
6 1 (3.57%) Visual Studio
General
1 8 (28.57%) Finance
2 6 (21.43%) Banking
3 5 (17.86%) Back Office
4 1 (3.57%) Investment Banking
Job Titles
1 8 (28.57%) Developer
2 5 (17.86%) Analyst
2 5 (17.86%) Applications Support
2 5 (17.86%) Applications Support Analyst
2 5 (17.86%) Java Developer
2 5 (17.86%) Support Analyst
3 4 (14.29%) Consultant
4 3 (10.71%) Technical Consultant
4 3 (10.71%) Web Engineer
5 2 (7.14%) Java Consultant
5 2 (7.14%) Operations Engineer
6 1 (3.57%) Applications Architect
6 1 (3.57%) Architect
6 1 (3.57%) Business Intelligence Architect
6 1 (3.57%) Java Architect
6 1 (3.57%) Java/J2EE Developer
6 1 (3.57%) Network Architect
6 1 (3.57%) Senior Developer
6 1 (3.57%) Senior Operations Engineer
6 1 (3.57%) Web Architect
Libraries, Frameworks & Software Standards
1 18 (64.29%) J2EE
2 15 (53.57%) .NET
2 15 (53.57%) Servlets
3 12 (42.86%) XML
4 9 (32.14%) JMS
4 9 (32.14%) JSP
5 6 (21.43%) CSS
5 6 (21.43%) Hibernate
5 6 (21.43%) HTML
5 6 (21.43%) Spring
5 6 (21.43%) Web Services
6 5 (17.86%) J2SE
6 5 (17.86%) Java EE
6 5 (17.86%) XML Schema
6 5 (17.86%) XSLT
7 4 (14.29%) GWT
7 4 (14.29%) JAXB
7 4 (14.29%) JMX
7 4 (14.29%) JSTL
7 4 (14.29%) XMLBeans
Miscellaneous
1 4 (14.29%) Equities
2 2 (7.14%) SWIFT
3 1 (3.57%) Digital Media
3 1 (3.57%) iPad
Operating Systems
1 20 (71.43%) Linux
2 12 (42.86%) AIX
2 12 (42.86%) Red Hat Enterprise Linux
2 12 (42.86%) Solaris
2 12 (42.86%) Windows
3 2 (7.14%) Unix
Processes & Methodologies
1 16 (57.14%) Continuous Integration
2 13 (46.43%) Unit Testing
3 12 (42.86%) Automated Testing
3 12 (42.86%) Configuration Management
4 7 (25.00%) CRM
5 6 (21.43%) Business Intelligence
5 6 (21.43%) TDD
5 6 (21.43%) Web Development
6 5 (17.86%) DevOps
6 5 (17.86%) ITIL
6 5 (17.86%) Web Operations
7 4 (14.29%) Agile Software Development
8 3 (10.71%) User Acceptance Testing
9 2 (7.14%) Software Delivery
10 1 (3.57%) Collateral Management
10 1 (3.57%) Document Management
10 1 (3.57%) ERP
10 1 (3.57%) ETL
10 1 (3.57%) SOLID
10 1 (3.57%) UML
Programming Languages
1 28 (100.00%) Java
2 16 (57.14%) SQL
3 6 (21.43%) JavaScript
4 4 (14.29%) Bash Shell
4 4 (14.29%) Python
5 3 (10.71%) C#
5 3 (10.71%) PL/SQL
6 2 (7.14%) Perl
6 2 (7.14%) Shell Script
7 1 (3.57%) PHP
Qualifications
1 1 (3.57%) Security Cleared
Quality Assurance & Compliance
1 3 (10.71%) QA
System Software
1 12 (42.86%) VMware Infrastructure
1 12 (42.86%) Xen
2 6 (21.43%) Oracle RAC
Vendors
1 26 (92.86%) Oracle
2 12 (42.86%) Axway
2 12 (42.86%) Informatica
2 12 (42.86%) Microsoft
2 12 (42.86%) VMware
3 11 (39.29%) Genesys
3 11 (39.29%) IBM
4 7 (25.00%) Red Hat
4 7 (25.00%) SAP
5 6 (21.43%) Siebel
5 6 (21.43%) Sun
6 5 (17.86%) Misys
7 2 (7.14%) Sencha
7 2 (7.14%) Sybase
8 1 (3.57%) SunGard