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 29 March 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
29 Mar 2017
Same period 2016 Same period 2015
Rank 43 57 55
Rank change year-on-year +14 -2  
Contract jobs citing Tomcat 17 1 8
As % of all contract IT jobs advertised in Hertfordshire 2.90% 0.15% 1.16%
As % of the Application Platforms category 18.89% 1.11% 5.48%
Number of daily rates quoted 7 1 8
Median daily rate £405 £300 £388
Median daily rate % change year-on-year +35.00% -22.58%  
90% offered a daily rate of more than £372 £300 £368
10% offered a daily rate of more than £478 £300 £400
UK excluding London median daily rate £450 £407 £350
% change year-on-year +10.70% +16.14%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - £17.50 £33.50
% change year-on-year - -47.76%  

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 90 90 146
As % of all contract IT job vacancies advertised in Hertfordshire 15.33% 13.10% 21.19%
Number of daily rates quoted 59 43 77
Median daily rate £413 £375 £400
Median daily rate % change year-on-year +10.00% -6.25%  
90% offered a daily rate of more than £200 £163 £303
10% offered a daily rate of more than £553 £550 £500
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.22% +3.33%  
Number of hourly rates quoted 1 3 6
Median hourly rate £30.00 £13.00 £14.85
Median hourly rate % change year-on-year +130.76% -12.45%  
UK excluding London median hourly rate £17.50 £17.50 £16.50
% change year-on-year - +6.06%  

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 Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Tomcat in Hertfordshire over the 3 months to 29 March 2017.

Contractor daily rate histogram 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 29 March 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
Welwyn Garden City - 7 £453 -
Hatfield - 7 £409 -
Tomcat
East of England

For the 6 months to 29 March 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 31 (96.88%) Java
2 27 (84.38%) Linux
3 25 (78.13%) Apache
4 23 (71.88%) TCP/IP
5 21 (65.63%) SSL
5 21 (65.63%) Firewall
6 20 (62.50%) Finance
6 20 (62.50%) Bash Shell
7 19 (59.38%) Ruby
7 19 (59.38%) PostgreSQL
7 19 (59.38%) Python
7 19 (59.38%) Perl
7 19 (59.38%) LAPP Stack
8 18 (56.25%) Puppet
8 18 (56.25%) Clustering
8 18 (56.25%) High Availability
9 14 (43.75%) Software Engineering
9 14 (43.75%) SQL
10 13 (40.63%) RHCE
10 13 (40.63%) Configuration Management
11 12 (37.50%) Computer Science
11 12 (37.50%) Salt
12 11 (34.38%) DevOps
12 11 (34.38%) LAMP
12 11 (34.38%) MySQL
12 11 (34.38%) Windows
13 7 (21.88%) SoapUI
13 7 (21.88%) Payment Gateway
13 7 (21.88%) Hibernate
13 7 (21.88%) Scrum

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 25 (78.13%) Apache
2 5 (15.63%) Confluence
3 4 (12.50%) IIS
3 4 (12.50%) JBoss
3 4 (12.50%) WebSphere
4 3 (9.38%) IBM HTTP Server
4 3 (9.38%) Oracle HTTP Server
4 3 (9.38%) WebLogic
4 3 (9.38%) WebSphere Application Server
Applications
1 1 (3.13%) Windchill
Business Applications
1 7 (21.88%) Payment Gateway
2 1 (3.13%) Teamcenter
Communications & Networking
1 23 (71.88%) TCP/IP
2 21 (65.63%) Firewall
2 21 (65.63%) SSL
3 4 (12.50%) DNS
3 4 (12.50%) HTTP
4 3 (9.38%) FTP
4 3 (9.38%) LDAP
5 1 (3.13%) DHCP
Database & Business Intelligence
1 19 (59.38%) PostgreSQL
2 11 (34.38%) MySQL
3 3 (9.38%) Oracle Database
3 3 (9.38%) Oracle Database 11g
3 3 (9.38%) Oracle Database 12c
4 1 (3.13%) SQL Server
Development Applications
1 7 (21.88%) Cucumber
1 7 (21.88%) Git (software)
1 7 (21.88%) JIRA
1 7 (21.88%) JUnit
1 7 (21.88%) Maven
1 7 (21.88%) Selenium
1 7 (21.88%) SoapUI
1 7 (21.88%) WebDriver
2 5 (15.63%) JBehave
3 3 (9.38%) Atlassian Bamboo
3 3 (9.38%) Jenkins
3 3 (9.38%) Mockito
3 3 (9.38%) Moq
3 3 (9.38%) TeamCity
4 1 (3.13%) FitNesse
4 1 (3.13%) Robot Framework
General
1 20 (62.50%) Finance
2 3 (9.38%) Telecoms
3 2 (6.25%) Banking
4 1 (3.13%) Retail
4 1 (3.13%) Retail Banking
Job Titles
1 9 (28.13%) Software Engineer
2 8 (25.00%) DevOps Engineer
3 3 (9.38%) Automation Tester
3 3 (9.38%) Infrastructure Specialist
3 3 (9.38%) Senior Data Warehouse Specialist
3 3 (9.38%) Senior Infrastructure Specialist
3 3 (9.38%) Systems Engineer
3 3 (9.38%) Tester
4 2 (6.25%) Agile Tester
4 2 (6.25%) Analyst
4 2 (6.25%) Automation Test Analyst
4 2 (6.25%) Java Automation Tester
4 2 (6.25%) Selenium Automation Tester
4 2 (6.25%) Selenium Tester
4 2 (6.25%) Test Analyst
5 1 (3.13%) Developer in Test
5 1 (3.13%) DevOps Systems Engineer
5 1 (3.13%) Senior DevOps
5 1 (3.13%) Test Automation Developer
5 1 (3.13%) Test Manager
Libraries, Frameworks & Software Standards
1 19 (59.38%) LAPP Stack
2 11 (34.38%) LAMP
3 7 (21.88%) Gherkin
3 7 (21.88%) Hibernate
3 7 (21.88%) RESTful
3 7 (21.88%) Spring
4 5 (15.63%) Middleware
5 3 (9.38%) J2EE
6 1 (3.13%) .NET
6 1 (3.13%) .NET Framework
Miscellaneous
1 18 (56.25%) Clustering
2 12 (37.50%) Computer Science
3 2 (6.25%) Linux Command Line
Operating Systems
1 27 (84.38%) Linux
2 11 (34.38%) Windows
3 3 (9.38%) AIX
3 3 (9.38%) Unix
4 1 (3.13%) Red Hat Enterprise Linux
4 1 (3.13%) Windows Server
4 1 (3.13%) Windows Server 2008
4 1 (3.13%) Windows Server 2012
Processes & Methodologies
1 18 (56.25%) High Availability
2 14 (43.75%) Software Engineering
3 13 (40.63%) Configuration Management
4 11 (34.38%) DevOps
5 7 (21.88%) Agile Software Development
5 7 (21.88%) ATDD
5 7 (21.88%) BDD
5 7 (21.88%) Kanban
5 7 (21.88%) Scrum
5 7 (21.88%) Software Testing
5 7 (21.88%) Test Strategy
5 7 (21.88%) User Acceptance Testing
6 6 (18.75%) Non-Functional Testing
6 6 (18.75%) TDD
6 6 (18.75%) Test Automation
7 5 (15.63%) Automation Testing
7 5 (15.63%) Continuous Delivery
7 5 (15.63%) Open Source
8 4 (12.50%) Data Protection
8 4 (12.50%) Integration Testing
Programming Languages
1 31 (96.88%) Java
2 20 (62.50%) Bash Shell
3 19 (59.38%) Perl
3 19 (59.38%) Python
3 19 (59.38%) Ruby
4 14 (43.75%) SQL
5 6 (18.75%) C
5 6 (18.75%) VB
6 5 (15.63%) C#
6 5 (15.63%) Shell Script
7 1 (3.13%) PowerShell
Qualifications
1 13 (40.63%) RHCE
2 1 (3.13%) SC Cleared
2 1 (3.13%) Security Cleared
Quality Assurance & Compliance
1 3 (9.38%) QA
2 2 (6.25%) SDET
3 1 (3.13%) SLA
System Software
1 2 (6.25%) VMware Infrastructure
2 1 (3.13%) Active Directory
2 1 (3.13%) Docker
2 1 (3.13%) VMware ESXi
2 1 (3.13%) vSphere
Systems Management
1 18 (56.25%) Puppet
2 12 (37.50%) Salt
3 3 (9.38%) Tivoli
4 1 (3.13%) vRealize
Vendors
1 5 (15.63%) Atlassian
2 4 (12.50%) IBM
2 4 (12.50%) Microsoft
2 4 (12.50%) Oracle
3 3 (9.38%) HP
4 2 (6.25%) VMware
5 1 (3.13%) PTC
5 1 (3.13%) Red Hat
5 1 (3.13%) Siemens