Period
to 20 July 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Log4j skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Log4j over the 6 months to 20 July 2018 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.

Apache Log4j
East of England > Hertfordshire
6 months to
20 Jul 2018
Same period 2017 Same period 2016
Rank 98 89 -
Rank change year-on-year -9 - +103
Contract jobs citing Log4j 1 4 0
As % of all contract IT jobs advertised in Hertfordshire 0.063% 0.31% -
As % of the Development Applications category 0.47% 2.33% -
Number of daily rates quoted 0 0 0
Hertfordshire median daily rate - - -
East of England median daily rate - - -
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - - -

Log4j is in the Development Applications category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for development application skills.

All Development Application Skills
Hertfordshire
Contract vacancies with a requirement for development application skills 212 172 135
As % of all contract IT jobs advertised in Hertfordshire 13.41% 13.48% 9.63%
Number of daily rates quoted 117 88 80
Hertfordshire median daily rate £425 £400 £388
Median daily rate % change year-on-year +6.25% +3.23% +3.33%
10th Percentile £312 £271 £281
90th Percentile £556 £516 £523
East of England median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +6.67%
Number of hourly rates quoted 2 9 5
Hertfordshire median hourly rate £26.75 £50.25 £49.50
Median hourly rate % change year-on-year -46.77% +1.52% +36.55%
10th Percentile £13.58 £40.81 £36.35
90th Percentile £40.53 £53.75 £53.25
East of England median hourly rate £37.50 £41.00 £40.00
% change year-on-year -8.54% +2.50% +5.26%

Log4j
Job Vacancy Trend in Hertfordshire

Job postings citing Log4j as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Log4j in Hertfordshire

Log4j
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Log4j in Hertfordshire

Log4j
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 Log4j within the Hertfordshire region over the 6 months to 20 July 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -4 1 - - 1
Log4j
East of England

For the 6 months to 20 July 2018, IT contractor jobs citing Log4j also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hertfordshire region with a requirement for Log4j.

1 1 (100.00%) HTML
1 1 (100.00%) Java
1 1 (100.00%) JavaScript
1 1 (100.00%) Perl
1 1 (100.00%) SQL
1 1 (100.00%) J2EE
1 1 (100.00%) DB2
1 1 (100.00%) Ant
1 1 (100.00%) JUnit
1 1 (100.00%) WebSphere Application Server
1 1 (100.00%) EJB
1 1 (100.00%) JDBC
1 1 (100.00%) JSP
1 1 (100.00%) Servlets
1 1 (100.00%) SOAP
1 1 (100.00%) Struts
1 1 (100.00%) Web Services
1 1 (100.00%) XML
1 1 (100.00%) XSD
1 1 (100.00%) XSLT
1 1 (100.00%) Unix
1 1 (100.00%) HPUX
1 1 (100.00%) Solaris
1 1 (100.00%) Linux
1 1 (100.00%) UML
1 1 (100.00%) OO
1 1 (100.00%) RAD
1 1 (100.00%) Apache
1 1 (100.00%) XHTML
1 1 (100.00%) MQSeries

Log4j
Co-occurring 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 1 (100.00%) Adobe Experience Manager
1 1 (100.00%) Apache
1 1 (100.00%) CMS
1 1 (100.00%) MQSeries
1 1 (100.00%) WebSphere
1 1 (100.00%) WebSphere Application Server
Business Applications
1 1 (100.00%) Magento
Communications & Networking
1 1 (100.00%) Internet
Database & Business Intelligence
1 1 (100.00%) DB2
1 1 (100.00%) Jackrabbit
1 1 (100.00%) RDBMS
1 1 (100.00%) Relational Database
Development Applications
1 1 (100.00%) Ant
1 1 (100.00%) Eclipse
1 1 (100.00%) Git (software)
1 1 (100.00%) JUnit
1 1 (100.00%) Mockito
1 1 (100.00%) Subversion
1 1 (100.00%) WebSphere Studio Application Developer
General
1 1 (100.00%) Games
Job Titles
1 1 (100.00%) Developer
1 1 (100.00%) J2EE Developer
1 1 (100.00%) Java Developer
1 1 (100.00%) Java/J2EE Developer
Libraries, Frameworks & Software Standards
1 1 (100.00%) Ajax
1 1 (100.00%) EJB
1 1 (100.00%) HTML
1 1 (100.00%) J2EE
1 1 (100.00%) JDBC
1 1 (100.00%) JMS
1 1 (100.00%) JSON
1 1 (100.00%) JSP
1 1 (100.00%) JSTL
1 1 (100.00%) REST
1 1 (100.00%) Servlets
1 1 (100.00%) SOAP
1 1 (100.00%) Struts
1 1 (100.00%) Web Services
1 1 (100.00%) XHTML
1 1 (100.00%) XML
1 1 (100.00%) XSD
1 1 (100.00%) XSLT
Operating Systems
1 1 (100.00%) HPUX
1 1 (100.00%) Linux
1 1 (100.00%) Solaris
1 1 (100.00%) Unix
Processes & Methodologies
1 1 (100.00%) DNA
1 1 (100.00%) E-Commerce
1 1 (100.00%) OO
1 1 (100.00%) RAD
1 1 (100.00%) UML
Programming Languages
1 1 (100.00%) Bash Shell
1 1 (100.00%) Java
1 1 (100.00%) JavaScript
1 1 (100.00%) Perl
1 1 (100.00%) SQL
Vendors
1 1 (100.00%) ATG
1 1 (100.00%) Blue Martini
1 1 (100.00%) Demandware
1 1 (100.00%) Elastic Path
1 1 (100.00%) hybris
1 1 (100.00%) IBM