Period
to 23 April 2019

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Perl skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Perl over the 6 months to 23 April 2019 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
East of England > Hertfordshire
6 months to
23 Apr 2019
Same period 2018 Same period 2017
Rank 90 78 55
Rank change year-on-year -12 -23 +21
Contract jobs citing Perl 6 15 32
As % of all contract IT jobs advertised in Hertfordshire 0.43% 1.02% 2.63%
As % of the Programming Languages category 1.34% 2.86% 7.49%
Number of daily rates quoted 2 7 16
Hertfordshire median daily rate £300 £400 £409
Median daily rate % change year-on-year -25.00% -2.14% +24.81%
10th Percentile £250 £263 £292
90th Percentile £350 £480 £581
East of England median daily rate £375 £450 £475
% change year-on-year -16.67% -5.26% +18.01%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate £18.50 £41.75 £33.50
% change year-on-year -55.69% +24.63% -27.28%

Perl is in the Programming Languages 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 coding skills.

All Programming Languages
Hertfordshire
Contract vacancies with a requirement for coding skills 449 524 427
As % of all contract IT jobs advertised in Hertfordshire 32.37% 35.77% 35.06%
Number of daily rates quoted 240 279 276
Hertfordshire median daily rate £425 £413 £425
Median daily rate % change year-on-year +3.03% -2.94% +6.25%
10th Percentile £306 £275 £259
90th Percentile £552 £578 £575
East of England median daily rate £433 £425 £388
% change year-on-year +1.76% +9.68% +3.33%
Number of hourly rates quoted 18 19 32
Hertfordshire median hourly rate £45.00 £18.64 £45.00
Median hourly rate % change year-on-year +141.48% -58.59% +6.51%
10th Percentile £22.90 £13.00 £30.75
90th Percentile £55.13 £44.00 £53.68
East of England median hourly rate £45.00 £40.00 £41.00
% change year-on-year +12.50% -2.44% -2.38%

Perl
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for Perl in Hertfordshire

Perl
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Perl in Hertfordshire

Perl
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Perl in Hertfordshire

Perl
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 Perl within the Hertfordshire region over the 6 months to 23 April 2019. 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
Hatfield - 3 - -
Waltham Cross - 2 £300 -
Borehamwood -1 1 - -
Perl
East of England

For the 6 months to 23 April 2019, IT contractor jobs citing Perl 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 Perl.

1 6 (100.00%) Python
2 4 (66.67%) Linux
2 4 (66.67%) DHCP
2 4 (66.67%) TCP/IP
3 3 (50.00%) Microsoft
3 3 (50.00%) Internet
3 3 (50.00%) VoIP
3 3 (50.00%) Hyper-V
3 3 (50.00%) Bash Shell
3 3 (50.00%) Network Virtualisation
4 2 (33.33%) PBX
4 2 (33.33%) Valgrind
4 2 (33.33%) FreeSWITCH
4 2 (33.33%) VirtualBox
4 2 (33.33%) GDB
4 2 (33.33%) Amazon SQS
4 2 (33.33%) Amazon RDS
4 2 (33.33%) KVM
4 2 (33.33%) AWS Certification
4 2 (33.33%) AWS CloudFormation
4 2 (33.33%) Virtual Private Cloud
4 2 (33.33%) Amazon Glacier
4 2 (33.33%) Amazon CloudWatch
4 2 (33.33%) AWS CloudTrail
4 2 (33.33%) Terraform
4 2 (33.33%) Team Foundation Server
4 2 (33.33%) Amazon EC2
4 2 (33.33%) Amazon S3
4 2 (33.33%) Amazon AWS
4 2 (33.33%) VMware Infrastructure

Perl
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:

Cloud Services
1 2 (33.33%) Amazon AWS
1 2 (33.33%) Amazon CloudWatch
1 2 (33.33%) Amazon EC2
1 2 (33.33%) Amazon Glacier
1 2 (33.33%) Amazon S3
1 2 (33.33%) Amazon SQS
1 2 (33.33%) AWS CloudFormation
1 2 (33.33%) AWS CloudTrail
1 2 (33.33%) Virtual Private Cloud
Communications & Networking
1 4 (66.67%) DHCP
1 4 (66.67%) TCP/IP
2 3 (50.00%) Internet
2 3 (50.00%) VoIP
3 2 (33.33%) DNS
3 2 (33.33%) Firewall
3 2 (33.33%) HTTP
3 2 (33.33%) IGMP
3 2 (33.33%) PBX
3 2 (33.33%) RTCP
3 2 (33.33%) RTP
3 2 (33.33%) SNMP
3 2 (33.33%) VLAN
3 2 (33.33%) Wireshark
4 1 (16.67%) IP Telephony
4 1 (16.67%) LAN
4 1 (16.67%) SAN
4 1 (16.67%) WAN
Database & Business Intelligence
1 2 (33.33%) Amazon RDS
Development Applications
1 2 (33.33%) GDB
1 2 (33.33%) Subversion
1 2 (33.33%) Team Foundation Server
1 2 (33.33%) Valgrind
1 2 (33.33%) Visual Studio
General
1 2 (33.33%) Telecoms
Job Titles
1 2 (33.33%) AWS Specialist
1 2 (33.33%) C Developer
1 2 (33.33%) Developer
1 2 (33.33%) Software Developer
1 2 (33.33%) VoIP Developer
2 1 (16.67%) AWS Consultant
2 1 (16.67%) Consultant
2 1 (16.67%) Designer
2 1 (16.67%) Infrastructure Specialist
2 1 (16.67%) Linux Specialist
2 1 (16.67%) Network Designer
Libraries, Frameworks & Software Standards
1 2 (33.33%) FreeSWITCH
1 2 (33.33%) Web Services
1 2 (33.33%) XML
1 2 (33.33%) YAML
Operating Systems
1 4 (66.67%) Linux
2 2 (33.33%) Windows
3 1 (16.67%) Red Hat Enterprise Linux
Processes & Methodologies
1 3 (50.00%) Network Virtualisation
2 2 (33.33%) Information Security
2 2 (33.33%) ITIL
2 2 (33.33%) Migration
2 2 (33.33%) OO
3 1 (16.67%) Network Architecture
3 1 (16.67%) Network Monitoring
Programming Languages
1 6 (100.00%) Python
2 3 (50.00%) Bash Shell
3 2 (33.33%) C
3 2 (33.33%) C++
3 2 (33.33%) PowerShell
3 2 (33.33%) VBScript
Qualifications
1 2 (33.33%) AWS Certification
1 2 (33.33%) ITIL Certification
2 1 (16.67%) Computer Science Degree
2 1 (16.67%) Degree
System Software
1 3 (50.00%) Hyper-V
2 2 (33.33%) KVM
2 2 (33.33%) VirtualBox
2 2 (33.33%) VMware Infrastructure
3 1 (16.67%) VMware ESXi
3 1 (16.67%) VMware Server
Systems Management
1 2 (33.33%) Terraform
Vendors
1 3 (50.00%) Microsoft
2 2 (33.33%) VMware
3 1 (16.67%) Cisco
3 1 (16.67%) Citrix
3 1 (16.67%) Dell
3 1 (16.67%) HP