Period
to 21 August 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for Perl skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Perl over the 6 months to 21 August 2018 with a comparison to the same period in the previous 2 years.

Perl
East of England > Hertfordshire
6 months to
21 Aug 2018
Same period 2017 Same period 2016
Rank 173 176 93
Rank change year-on-year +3 -83 +45
Permanent jobs citing Perl 36 37 127
As % of all permanent IT jobs advertised in Hertfordshire 0.85% 0.90% 2.82%
As % of the Programming Languages category 1.64% 1.77% 6.67%
Number of salaries quoted 20 38 110
Hertfordshire median annual salary £53,750 £42,500 £46,500
Median salary % change year-on-year +26.47% -8.60% +3.33%
10th Percentile £43,675 £22,750 £39,625
90th Percentile £70,250 £61,250 £61,250
East of England median annual salary £44,582 £47,500 £46,500
% change year-on-year -6.14% +2.15% +3.33%

Perl is in the Programming Languages 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 coding skills.

All Programming Languages
Hertfordshire
Permanent vacancies with a requirement for coding skills 2,201 2,094 1,904
As % of all permanent IT jobs advertised in Hertfordshire 51.68% 50.87% 42.32%
Number of salaries quoted 1,862 1,842 1,620
Hertfordshire median annual salary £50,000 £47,000 £45,000
Median salary % change year-on-year +6.38% +4.44% -
10th Percentile £31,250 £31,250 £29,225
90th Percentile £72,500 £68,750 £70,000
East of England median annual salary £47,500 £45,000 £44,000
% change year-on-year +5.56% +2.27% +3.53%

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
Salary Trend in Hertfordshire

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

Salary trend for Perl in Hertfordshire

Perl
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing Perl in Hertfordshire over the 6 months to 21 August 2018.

Salary histogram for Perl in Hertfordshire

Perl
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Perl within the Hertfordshire region over the 6 months to 21 August 2018. 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 +12 9 £70,000 +47.37% 2
Hatfield -6 7 £70,000 +21.74%
Welwyn Garden City -26 7 - -
Borehamwood +14 6 £49,500 -1.00%
Hemel Hempstead - 2 £50,500 -
St Albans - 2 £52,500 - 1
Hitchin - 1 £31,000 -
Perl
East of England

For the 6 months to 21 August 2018, IT 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 permanent job ads across the Hertfordshire region with a requirement for Perl.

1 29 (80.56%) Linux
2 28 (77.78%) Python
3 21 (58.33%) DevOps
4 19 (52.78%) Ruby
5 15 (41.67%) Amazon AWS
5 15 (41.67%) SQL
6 13 (36.11%) Java
6 13 (36.11%) Git (software)
6 13 (36.11%) Bash Shell
6 13 (36.11%) Agile Software Development
7 12 (33.33%) PHP
8 10 (27.78%) Continuous Improvement
9 9 (25.00%) Puppet
9 9 (25.00%) Open Source
9 9 (25.00%) Metasploit
9 9 (25.00%) Qualys
9 9 (25.00%) CSSLP
9 9 (25.00%) Nessus
9 9 (25.00%) CEH
9 9 (25.00%) Nmap
9 9 (25.00%) Penetration Testing
9 9 (25.00%) GIAC
9 9 (25.00%) CISSP
9 9 (25.00%) Configuration Management
9 9 (25.00%) SSCP
9 9 (25.00%) CISA
9 9 (25.00%) CISM
9 9 (25.00%) Go
9 9 (25.00%) Kali Linux
9 9 (25.00%) Netsparker

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:

Application Platforms
1 6 (16.67%) Apache
1 6 (16.67%) WebSphere
1 6 (16.67%) WebSphere Application Server
2 5 (13.89%) Adobe Experience Manager
2 5 (13.89%) CMS
2 5 (13.89%) MQSeries
3 3 (8.33%) Elasticsearch
3 3 (8.33%) nginx
4 2 (5.56%) CloudStack
4 2 (5.56%) Confluence
5 1 (2.78%) Apache Solr
5 1 (2.78%) JBoss
5 1 (2.78%) OpenStack
5 1 (2.78%) Tomcat
Business Applications
1 6 (16.67%) Magento
Cloud Services
1 15 (41.67%) Amazon AWS
2 8 (22.22%) Google Cloud Platform
3 3 (8.33%) Microsoft Azure
3 3 (8.33%) Stackdriver
4 2 (5.56%) Amazon EC2
4 2 (5.56%) AWS CloudFormation
4 2 (5.56%) SaaS
4 2 (5.56%) Virtual Private Cloud
Communications & Networking
1 5 (13.89%) Internet
2 1 (2.78%) VPN
2 1 (2.78%) Wi-Fi
Database & Business Intelligence
1 6 (16.67%) DB2
2 5 (13.89%) Jackrabbit
2 5 (13.89%) RDBMS
2 5 (13.89%) Relational Database
3 2 (5.56%) MongoDB
4 1 (2.78%) Big Data
4 1 (2.78%) DbVisualizer
4 1 (2.78%) MySQL
Development Applications
1 13 (36.11%) Git (software)
2 9 (25.00%) Metasploit
3 8 (22.22%) Jenkins
4 5 (13.89%) Ant
4 5 (13.89%) Eclipse
4 5 (13.89%) JUnit
4 5 (13.89%) Log4j
4 5 (13.89%) Mockito
4 5 (13.89%) Subversion
4 5 (13.89%) WebSphere Studio Application Developer
5 4 (11.11%) Mercurial
6 2 (5.56%) JIRA
7 1 (2.78%) Firebug
7 1 (2.78%) JMeter
7 1 (2.78%) LoadRunner
7 1 (2.78%) The Grinder
Job Titles
1 14 (38.89%) DevOps Engineer
2 11 (30.56%) Linux Engineer
3 9 (25.00%) Security Engineer
4 8 (22.22%) Linux DevOps Engineer
4 8 (22.22%) Linux/Unix DevOps
5 7 (19.44%) Vulnerability Management Engineer
6 6 (16.67%) AWS DevOps
6 6 (16.67%) AWS DevOps Engineer
6 6 (16.67%) AWS Engineer
6 6 (16.67%) Cloud Engineer
7 5 (13.89%) Developer
7 5 (13.89%) Java Developer
7 5 (13.89%) Support Engineer
8 4 (11.11%) 2nd Line Engineer
8 4 (11.11%) 2nd Line Support
8 4 (11.11%) 2nd Line Support Engineer
8 4 (11.11%) Java WebSphere Developer
8 4 (11.11%) WebSphere Developer
9 3 (8.33%) Linux Support
9 3 (8.33%) Linux Support Engineer
Libraries, Frameworks & Software Standards
1 8 (22.22%) HTML
2 7 (19.44%) JSON
3 5 (13.89%) Ajax
3 5 (13.89%) EJB
3 5 (13.89%) J2EE
3 5 (13.89%) JDBC
3 5 (13.89%) JMS
3 5 (13.89%) JSP
3 5 (13.89%) JSTL
3 5 (13.89%) REST
3 5 (13.89%) Servlets
3 5 (13.89%) SOAP
3 5 (13.89%) Struts
3 5 (13.89%) Web Services
3 5 (13.89%) XHTML
3 5 (13.89%) XML
3 5 (13.89%) XSD
3 5 (13.89%) XSLT
4 1 (2.78%) Elastic Stack
4 1 (2.78%) LAMP
Miscellaneous
1 7 (19.44%) Security Operations Centre
2 6 (16.67%) NHS
2 6 (16.67%) PACS
3 3 (8.33%) Public Cloud
4 2 (5.56%) Hybrid Cloud
4 2 (5.56%) Private Cloud
5 1 (2.78%) Analytical Skills
5 1 (2.78%) Enterprise Software
Operating Systems
1 29 (80.56%) Linux
2 9 (25.00%) Kali Linux
3 8 (22.22%) Unix
4 5 (13.89%) HPUX
4 5 (13.89%) Solaris
5 4 (11.11%) Ubuntu
6 3 (8.33%) Windows
7 1 (2.78%) AIX
7 1 (2.78%) Debian
Processes & Methodologies
1 21 (58.33%) DevOps
2 13 (36.11%) Agile Software Development
3 10 (27.78%) Continuous Improvement
4 9 (25.00%) Configuration Management
4 9 (25.00%) Open Source
4 9 (25.00%) Penetration Testing
4 9 (25.00%) Threat Modelling
5 8 (22.22%) Performance Monitoring
5 8 (22.22%) Problem-Solving
6 7 (19.44%) Application Performance Monitoring
6 7 (19.44%) Identity Access Management
6 7 (19.44%) Secure Coding
6 7 (19.44%) Security Architecture
6 7 (19.44%) Security Operations
6 7 (19.44%) SIEM
6 7 (19.44%) Software Engineering
6 7 (19.44%) Vulnerability Management
7 6 (16.67%) E-Commerce
8 5 (13.89%) OO
8 5 (13.89%) UML
Programming Languages
1 28 (77.78%) Python
2 19 (52.78%) Ruby
3 15 (41.67%) SQL
4 13 (36.11%) Bash Shell
4 13 (36.11%) Java
5 12 (33.33%) PHP
6 9 (25.00%) Go
7 8 (22.22%) JavaScript
8 4 (11.11%) PowerShell
9 1 (2.78%) AWK
9 1 (2.78%) VB
9 1 (2.78%) VBScript
Qualifications
1 9 (25.00%) CEH
1 9 (25.00%) CISA
1 9 (25.00%) CISM
1 9 (25.00%) CISSP
1 9 (25.00%) CompTIA Security+
1 9 (25.00%) CSSLP
1 9 (25.00%) GIAC
1 9 (25.00%) SSCP
2 7 (19.44%) SANS
System Software
1 8 (22.22%) Docker
2 3 (8.33%) Virtual Machines
3 1 (2.78%) Postfix
Systems Management
1 9 (25.00%) Nessus
1 9 (25.00%) Nmap
1 9 (25.00%) Puppet
2 8 (22.22%) Opscode Chef
3 6 (16.67%) Ansible
4 3 (8.33%) HAProxy
5 1 (2.78%) Grafana
5 1 (2.78%) Kibana
5 1 (2.78%) logstash
5 1 (2.78%) Terraform
Vendors
1 9 (25.00%) Netsparker
1 9 (25.00%) Qualys
2 8 (22.22%) Google
3 6 (16.67%) hybris
3 6 (16.67%) IBM
4 5 (13.89%) ATG
4 5 (13.89%) Blue Martini
4 5 (13.89%) Demandware
4 5 (13.89%) Elastic Path
5 4 (11.11%) New Relic
6 3 (8.33%) SolarWinds
7 2 (5.56%) Percona
8 1 (2.78%) AppDynamics
8 1 (2.78%) Atlassian
8 1 (2.78%) Dynatrace
8 1 (2.78%) Intershop
8 1 (2.78%) Juniper
8 1 (2.78%) Oracle
8 1 (2.78%) Splunk
8 1 (2.78%) VMware