The following table provides summary statistics for contract job vacancies advertised in Leeds with a requirement for Perl skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Perl over the 3 months to 23 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.

Perl
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 77 87 86
Rank change year-on-year +10 -1  
Contract jobs citing Perl 13 16 20
As % of all contract IT jobs advertised in Leeds 1.19% 1.06% 1.33%
As % of the Programming Languages category 2.46% 2.09% 3.21%
Number of daily rates quoted 13 11 8
Median daily rate £420 £475 £375
Median daily rate % change year-on-year -11.57% +26.66%  
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £35.00
UK excluding London median hourly rate £42.50 £38.50 £37.50
% change year-on-year +10.38% +2.66%  

Perl is in the programming language skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Leeds with a requirement for programming language skills.

Contract Programming Language Skills
Leeds
Contract job vacancies with a requirement for programming language skills 528 767 623
As % of all contract IT job vacancies advertised in Leeds 48.13% 50.79% 41.45%
Number of daily rates quoted 381 557 464
Median daily rate £400 £400 £335
Median daily rate % change year-on-year - +19.40%  
90% offered a daily rate of more than £315 £313 £287
10% offered a daily rate of more than £475 £500 £450
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 2 3 5
Median hourly rate £39.00 £15.67 £35.00
Median hourly rate % change year-on-year +148.88% -55.22%  
UK excluding London median hourly rate £42.50 £37.50 £36.50
% change year-on-year +13.33% +2.73%  

Perl
Job Vacancy Trend in Leeds

The job posting trend of jobs advertised in Leeds citing Perl as a proportion of all contract or permanent IT jobs with a match in the Programming Languages category.

Job vacancy trend for Perl in Leeds

Perl
Contractor Daily Rate Trend in Leeds

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

Contractor daily rate trend for Perl in Leeds

Perl
Contractor Hourly Rate Trend in Leeds

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

Contractor hourly rate trend for Perl in Leeds

For the 6 months to 23 June 2017, IT contractor jobs citing Perl 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 Leeds region with a requirement for Perl.

1 13 (92.86%) Python
2 10 (71.43%) SQL
2 10 (71.43%) MySQL
2 10 (71.43%) Java
2 10 (71.43%) Hibernate
2 10 (71.43%) Agile Software Development
2 10 (71.43%) TDD
2 10 (71.43%) Pair Programming
2 10 (71.43%) Spring
2 10 (71.43%) JIRA
2 10 (71.43%) Grails
2 10 (71.43%) Groovy
2 10 (71.43%) CouchDB
3 9 (64.29%) MongoDB
3 9 (64.29%) High Availability
4 7 (50.00%) Couchbase
4 7 (50.00%) Open Source
4 7 (50.00%) QA
5 6 (42.86%) Firewall
5 6 (42.86%) HTML
6 5 (35.71%) NoSQL
7 3 (21.43%) Bash Shell
7 3 (21.43%) RESTful
7 3 (21.43%) Linux
7 3 (21.43%) Tomcat
7 3 (21.43%) JUnit
7 3 (21.43%) Ruby
7 3 (21.43%) Continuous Integration
8 2 (14.29%) CentOS
8 2 (14.29%) Ubuntu

Perl
Co-occurring IT Skills in Leeds 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 (21.43%) Tomcat
2 1 (7.14%) OpenStack
Cloud Services
1 1 (7.14%) Amazon AWS
Communications & Networking
1 6 (42.86%) Firewall
Database & Business Intelligence
1 10 (71.43%) CouchDB
1 10 (71.43%) MySQL
2 9 (64.29%) MongoDB
3 7 (50.00%) Couchbase
4 5 (35.71%) NoSQL
5 1 (7.14%) Data Warehouse
5 1 (7.14%) Pentaho
Development Applications
1 10 (71.43%) JIRA
2 3 (21.43%) JUnit
Job Titles
1 11 (78.57%) Developer
2 10 (71.43%) Java Developer
3 4 (28.57%) MongoDB Developer
4 2 (14.29%) Database Developer
4 2 (14.29%) Linux Engineer
4 2 (14.29%) NoSQL Developer
5 1 (7.14%) Linux Scripter
5 1 (7.14%) Linux Systems Engineer
5 1 (7.14%) Pentaho Developer
5 1 (7.14%) Senior Developer
5 1 (7.14%) Senior Java Developer
5 1 (7.14%) Systems Engineer
Libraries, Frameworks & Software Standards
1 10 (71.43%) Grails
1 10 (71.43%) Hibernate
1 10 (71.43%) Spring
2 6 (42.86%) HTML
3 3 (21.43%) RESTful
4 2 (14.29%) Elastic Stack
5 1 (7.14%) CPAN
5 1 (7.14%) Web Services
Operating Systems
1 3 (21.43%) Linux
2 2 (14.29%) CentOS
2 2 (14.29%) Ubuntu
Processes & Methodologies
1 10 (71.43%) Agile Software Development
1 10 (71.43%) Pair Programming
1 10 (71.43%) TDD
2 9 (64.29%) High Availability
3 7 (50.00%) Open Source
4 3 (21.43%) Continuous Integration
5 1 (7.14%) Data Transformation
5 1 (7.14%) DevOps
5 1 (7.14%) ETL
5 1 (7.14%) Performance Improvement
5 1 (7.14%) Scrum
5 1 (7.14%) Stakeholder Management
Programming Languages
1 13 (92.86%) Python
2 10 (71.43%) Groovy
2 10 (71.43%) Java
2 10 (71.43%) SQL
3 3 (21.43%) Bash Shell
3 3 (21.43%) Ruby
4 1 (7.14%) PL/SQL
4 1 (7.14%) Shell Script
Quality Assurance & Compliance
1 7 (50.00%) QA
Systems Management
1 2 (14.29%) Grafana
1 2 (14.29%) Graphite
2 1 (7.14%) Opscode Chef
2 1 (7.14%) Puppet
Vendors
1 2 (14.29%) New Relic
1 2 (14.29%) Red Hat
1 2 (14.29%) Splunk
2 1 (7.14%) Rackspace
2 1 (7.14%) VMware