Period
to 23 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for Log4j skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Log4j over the 6 months to 23 November 2017 with a comparison to the same period in the previous 2 years.

Apache Log4j
East of England > Hertfordshire
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 215 208 238
Rank change year-on-year -7 +30 -16
Permanent jobs citing Log4j 3 6 6
As % of all permanent IT jobs advertised in Hertfordshire 0.068% 0.13% 0.11%
As % of the Development Applications category 0.31% 0.74% 0.67%
Number of salaries quoted 0 0 0
Hertfordshire median annual salary - - -
East of England median annual salary £40,000 £47,000 -
% change year-on-year -14.89% - -

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

All Development Application Skills
Hertfordshire
Permanent vacancies with a requirement for development application skills 963 810 895
As % of all permanent IT jobs advertised in Hertfordshire 21.87% 18.10% 16.65%
Number of salaries quoted 824 739 792
Hertfordshire median annual salary £47,500 £50,000 £45,000
Median salary % change year-on-year -5.00% +11.11% -
10th Percentile £31,250 £29,500 £26,750
90th Percentile £70,000 £72,500 £71,250
East of England median annual salary £47,500 £46,194 £42,500
% change year-on-year +2.83% +8.69% -

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
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Log4j in Hertfordshire.

Salary trend for Log4j in Hertfordshire

Log4j
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Log4j within the Hertfordshire region over the 6 months to 23 November 2017. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -4 3 - -
Log4j
East of England

For the 6 months to 23 November 2017, 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 Hertfordshire region with a requirement for Log4j.

1 3 (100.00%) HTML
1 3 (100.00%) Java
1 3 (100.00%) JavaScript
1 3 (100.00%) Perl
1 3 (100.00%) SQL
1 3 (100.00%) J2EE
1 3 (100.00%) DB2
1 3 (100.00%) Ant
1 3 (100.00%) JUnit
1 3 (100.00%) WebSphere Application Server
1 3 (100.00%) EJB
1 3 (100.00%) JDBC
1 3 (100.00%) JSP
1 3 (100.00%) Servlets
1 3 (100.00%) SOAP
1 3 (100.00%) Struts
1 3 (100.00%) Web Services
1 3 (100.00%) XML
1 3 (100.00%) XSD
1 3 (100.00%) XSLT
1 3 (100.00%) Unix
1 3 (100.00%) HPUX
1 3 (100.00%) Solaris
1 3 (100.00%) Linux
1 3 (100.00%) UML
1 3 (100.00%) OO
1 3 (100.00%) RAD
1 3 (100.00%) Apache
1 3 (100.00%) XHTML
1 3 (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 3 (100.00%) Adobe Experience Manager
1 3 (100.00%) Apache
1 3 (100.00%) CMS
1 3 (100.00%) MQSeries
1 3 (100.00%) WebSphere
1 3 (100.00%) WebSphere Application Server
Business Applications
1 2 (66.67%) Magento
Communications & Networking
1 3 (100.00%) Internet
Database & Business Intelligence
1 3 (100.00%) DB2
1 3 (100.00%) Jackrabbit
1 3 (100.00%) RDBMS
1 3 (100.00%) Relational Database
Development Applications
1 3 (100.00%) Ant
1 3 (100.00%) Eclipse
1 3 (100.00%) Git (software)
1 3 (100.00%) JUnit
1 3 (100.00%) Mockito
1 3 (100.00%) Subversion
1 3 (100.00%) WebSphere Studio Application Developer
General
1 1 (33.33%) Games
Job Titles
1 3 (100.00%) Developer
1 3 (100.00%) Java Developer
Libraries, Frameworks & Software Standards
1 3 (100.00%) Ajax
1 3 (100.00%) EJB
1 3 (100.00%) HTML
1 3 (100.00%) J2EE
1 3 (100.00%) JDBC
1 3 (100.00%) JMS
1 3 (100.00%) JSON
1 3 (100.00%) JSP
1 3 (100.00%) JSTL
1 3 (100.00%) REST
1 3 (100.00%) Servlets
1 3 (100.00%) SOAP
1 3 (100.00%) Struts
1 3 (100.00%) Web Services
1 3 (100.00%) XHTML
1 3 (100.00%) XML
1 3 (100.00%) XSD
1 3 (100.00%) XSLT
Operating Systems
1 3 (100.00%) HPUX
1 3 (100.00%) Linux
1 3 (100.00%) Solaris
1 3 (100.00%) Unix
Processes & Methodologies
1 3 (100.00%) DNA
1 3 (100.00%) E-Commerce
1 3 (100.00%) OO
1 3 (100.00%) RAD
1 3 (100.00%) UML
Programming Languages
1 3 (100.00%) Bash Shell
1 3 (100.00%) Java
1 3 (100.00%) JavaScript
1 3 (100.00%) Perl
1 3 (100.00%) SQL
Vendors
1 3 (100.00%) ATG
1 3 (100.00%) Blue Martini
1 3 (100.00%) Elastic Path
1 3 (100.00%) IBM
2 2 (66.67%) Demandware
2 2 (66.67%) hybris
3 1 (33.33%) Interwoven