The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Tomcat skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Tomcat over the 3 months to 25 June 2017 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 Tomcat
East of England / Hertfordshire
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 54 51 71
Rank change year-on-year -3 +20  
Contract jobs citing Tomcat 6 6 3
As % of all contract IT jobs advertised in Hertfordshire 0.96% 0.93% 0.34%
As % of the Application Platforms category 5.41% 5.50% 1.97%
Number of daily rates quoted 3 4 2
Median daily rate £413 £450 £425
Median daily rate % change year-on-year -8.33% +5.88%  
UK excluding London median daily rate £436 £450 £375
% change year-on-year -3.05% +20.00%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £31.50 -
UK excluding London median hourly rate £45.00 £44.50 £32.54
% change year-on-year +1.12% +36.75%  

Tomcat is in the application platform skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for application platform skills.

Contract Application Platform Skills
Hertfordshire
Contract job vacancies with a requirement for application platform skills 111 109 152
As % of all contract IT job vacancies advertised in Hertfordshire 17.76% 16.90% 16.98%
Number of daily rates quoted 65 61 80
Median daily rate £400 £425 £370
Median daily rate % change year-on-year -5.88% +14.75%  
90% offered a daily rate of more than £290 £158 £200
10% offered a daily rate of more than £549 £600 £475
UK excluding London median daily rate £400 £390 £350
% change year-on-year +2.56% +11.42%  
Number of hourly rates quoted 2 7 5
Median hourly rate £14.50 £15.00 £32.75
Median hourly rate % change year-on-year -3.33% -54.19%  
90% offered a hourly rate of more than £14.10 £13.00 £16.00
10% offered a hourly rate of more than £14.90 £29.20 £34.00
UK excluding London median hourly rate £25.00 £25.00 £21.00
% change year-on-year - +19.04%  

Tomcat
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Tomcat as a proportion of all contract or permanent IT jobs with a match in the Application Platforms category.

Job vacancy trend for Tomcat in Hertfordshire

Tomcat
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Tomcat in Hertfordshire

Tomcat
Contractor Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Tomcat in Hertfordshire.

Contractor hourly rate trend for Tomcat in Hertfordshire

Tomcat
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 Tomcat within the Hertfordshire region over the 3 months to 25 June 2017. 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 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
Hemel Hempstead - 2 £425 -
Welwyn Garden City +5 1 - -
Hatfield - 1 £413 - 2
Watford - 1 - - 2
Tomcat
East of England

For the 6 months to 25 June 2017, IT contractor jobs citing Tomcat also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for Tomcat.

1 27 (96.43%) Java
2 24 (85.71%) Linux
3 23 (82.14%) Apache
4 21 (75.00%) TCP/IP
4 21 (75.00%) Bash Shell
5 20 (71.43%) Ruby
5 20 (71.43%) PostgreSQL
5 20 (71.43%) Python
5 20 (71.43%) Perl
5 20 (71.43%) LAPP Stack
6 19 (67.86%) Firewall
6 19 (67.86%) SSL
6 19 (67.86%) Clustering
6 19 (67.86%) Puppet
7 16 (57.14%) SQL
8 15 (53.57%) Software Engineering
9 14 (50.00%) Finance
9 14 (50.00%) High Availability
10 13 (46.43%) RHCE
10 13 (46.43%) Configuration Management
11 12 (42.86%) MySQL
11 12 (42.86%) Computer Science
11 12 (42.86%) Salt
12 11 (39.29%) DevOps
12 11 (39.29%) LAMP
13 7 (25.00%) Payment Gateway
13 7 (25.00%) Windows
14 6 (21.43%) C
14 6 (21.43%) User Acceptance Testing
15 5 (17.86%) C#

Tomcat
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 23 (82.14%) Apache
2 3 (10.71%) Confluence
3 1 (3.57%) IIS
3 1 (3.57%) JBoss
3 1 (3.57%) MQSeries
3 1 (3.57%) SharePoint
Business Applications
1 7 (25.00%) Payment Gateway
Communications & Networking
1 21 (75.00%) TCP/IP
2 19 (67.86%) Firewall
2 19 (67.86%) SSL
3 2 (7.14%) Internet
4 1 (3.57%) DHCP
4 1 (3.57%) DNS
4 1 (3.57%) HTTP
Database & Business Intelligence
1 20 (71.43%) PostgreSQL
2 12 (42.86%) MySQL
3 2 (7.14%) SQL Server
4 1 (3.57%) Oracle Database
4 1 (3.57%) RDBMS
4 1 (3.57%) Relational Database
Development Applications
1 4 (14.29%) Git (software)
1 4 (14.29%) JIRA
1 4 (14.29%) JUnit
1 4 (14.29%) Maven
2 3 (10.71%) Cucumber
2 3 (10.71%) JBehave
2 3 (10.71%) Mockito
2 3 (10.71%) Selenium
2 3 (10.71%) SoapUI
2 3 (10.71%) WebDriver
3 2 (7.14%) Atlassian Bamboo
3 2 (7.14%) Jenkins
3 2 (7.14%) Moq
3 2 (7.14%) TeamCity
4 1 (3.57%) FitNesse
4 1 (3.57%) Log4j
4 1 (3.57%) Robot Framework
4 1 (3.57%) Subversion
4 1 (3.57%) Talend Open Studio
4 1 (3.57%) Team Foundation Server
General
1 14 (50.00%) Finance
2 2 (7.14%) Banking
3 1 (3.57%) Games
3 1 (3.57%) Retail
3 1 (3.57%) Retail Banking
Job Titles
1 10 (35.71%) Software Engineer
2 9 (32.14%) DevOps Engineer
3 3 (10.71%) Systems Engineer
4 2 (7.14%) Automation Tester
4 2 (7.14%) Tester
5 1 (3.57%) Administrator
5 1 (3.57%) Agile Tester
5 1 (3.57%) Applications Developer
5 1 (3.57%) Database Architect
5 1 (3.57%) Infrastructure Engineer
5 1 (3.57%) Java Applications Developer
5 1 (3.57%) Java Developer
5 1 (3.57%) Linux Administrator
5 1 (3.57%) Linux Engineer
5 1 (3.57%) Linux Systems Administrator
5 1 (3.57%) Oracle Architect
5 1 (3.57%) Software Support Engineer
5 1 (3.57%) Support Engineer
5 1 (3.57%) Technical Leader
5 1 (3.57%) VMware Engineer
Libraries, Frameworks & Software Standards
1 20 (71.43%) LAPP Stack
2 11 (39.29%) LAMP
3 4 (14.29%) Spring
4 3 (10.71%) Gherkin
4 3 (10.71%) Hibernate
4 3 (10.71%) JSP
4 3 (10.71%) RESTful
5 2 (7.14%) HTML
5 2 (7.14%) HTML5
5 2 (7.14%) Web Services
6 1 (3.57%) .NET
6 1 (3.57%) ActiveMQ
6 1 (3.57%) ASP.NET MVC
6 1 (3.57%) JMS
6 1 (3.57%) JSON
6 1 (3.57%) Spring Security
6 1 (3.57%) WCF
6 1 (3.57%) XML
6 1 (3.57%) XSD
6 1 (3.57%) XSLT
Miscellaneous
1 19 (67.86%) Clustering
2 12 (42.86%) Computer Science
3 1 (3.57%) Management Information System
Operating Systems
1 24 (85.71%) Linux
2 7 (25.00%) Windows
3 2 (7.14%) Unix
4 1 (3.57%) HPUX
4 1 (3.57%) Red Hat Enterprise Linux
4 1 (3.57%) Solaris
Processes & Methodologies
1 15 (53.57%) Software Engineering
2 14 (50.00%) High Availability
3 13 (46.43%) Configuration Management
4 11 (39.29%) DevOps
5 6 (21.43%) User Acceptance Testing
6 4 (14.29%) Agile Software Development
6 4 (14.29%) Data Protection
6 4 (14.29%) TDD
7 3 (10.71%) ATDD
7 3 (10.71%) BDD
7 3 (10.71%) Continuous Delivery
7 3 (10.71%) Kanban
7 3 (10.71%) Open Source
7 3 (10.71%) Scrum
7 3 (10.71%) Software Testing
7 3 (10.71%) Test Automation
7 3 (10.71%) Test Strategy
8 2 (7.14%) Continuous Integration
8 2 (7.14%) Infrastructure Management
8 2 (7.14%) Non-Functional Testing
Programming Languages
1 27 (96.43%) Java
2 21 (75.00%) Bash Shell
3 20 (71.43%) Perl
3 20 (71.43%) Python
3 20 (71.43%) Ruby
4 16 (57.14%) SQL
5 6 (21.43%) C
6 5 (17.86%) C#
6 5 (17.86%) VB
7 2 (7.14%) JavaScript
8 1 (3.57%) PowerShell
8 1 (3.57%) Shell Script
Qualifications
1 13 (46.43%) RHCE
2 1 (3.57%) Security Cleared
Quality Assurance & Compliance
1 2 (7.14%) QA
System Software
1 1 (3.57%) Docker
1 1 (3.57%) VMware ESXi
1 1 (3.57%) VMware Infrastructure
1 1 (3.57%) vSphere
Systems Management
1 19 (67.86%) Puppet
2 12 (42.86%) Salt
3 1 (3.57%) Data Guard
3 1 (3.57%) vCenter Server
3 1 (3.57%) vRealize
Vendors
1 3 (10.71%) Atlassian
2 2 (7.14%) Oracle
2 2 (7.14%) VMware
3 1 (3.57%) IBM
3 1 (3.57%) Microsoft
3 1 (3.57%) Red Hat
3 1 (3.57%) Serena
3 1 (3.57%) Talend