Period
to 20 April 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London 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 20 April 2018 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
Central London > City of London
6 months to
20 Apr 2018
Same period 2017 Same period 2016
Rank 171 106 106
Rank change year-on-year -65 0 +21
Contract jobs citing Perl 88 132 136
As % of all contract IT jobs advertised in the City of London 1.25% 2.13% 2.08%
As % of the Programming Languages category 2.35% 4.27% 4.53%
Number of daily rates quoted 70 111 115
City of London median daily rate £500 £525 £475
Median daily rate % change year-on-year -4.76% +10.53% -
10th Percentile £361 £350 £359
90th Percentile £657 £675 £625
Central London median daily rate £508 £475 £475
% change year-on-year +6.84% - -
Number of hourly rates quoted 0 0 1
City of London median hourly rate - - £29.64
Central London median hourly rate - - £29.64

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Contract vacancies with a requirement for coding skills 3,740 3,089 3,000
As % of all contract IT jobs advertised in the City of London 53.12% 49.90% 45.78%
Number of daily rates quoted 3,189 2,546 2,507
City of London median daily rate £525 £488 £475
Median daily rate % change year-on-year +7.69% +2.63% +5.56%
10th Percentile £363 £325 £313
90th Percentile £713 £650 £650
Central London median daily rate £513 £475 £475
% change year-on-year +7.89% - +5.56%
Number of hourly rates quoted 21 3 18
City of London median hourly rate £21.50 £28.35 £26.00
Median hourly rate % change year-on-year -24.15% +9.02% -13.33%
10th Percentile £13.25 £26.92 £18.50
90th Percentile £48.25 £35.95 £56.50
Central London median hourly rate £21.50 £28.35 £26.00
% change year-on-year -24.15% +9.02% -7.75%

Perl
Job Vacancy Trend in the City of London

Job postings citing Perl as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Perl in the City of London

Perl
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Perl in the City of London

Perl
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Perl in the City of London over the 6 months to 20 April 2018.

Contractor daily rate histogram for Perl in the City of London

Perl
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Perl in the City of London

For the 6 months to 20 April 2018, 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 City of London region with a requirement for Perl.

1 57 (64.77%) Python
2 48 (54.55%) Unix
3 39 (44.32%) Java
4 38 (43.18%) Linux
4 38 (43.18%) Finance
5 33 (37.50%) DevOps
6 29 (32.95%) Banking
7 26 (29.55%) Bash Shell
8 25 (28.41%) Ruby
9 24 (27.27%) Jenkins
10 23 (26.14%) Git (software)
11 21 (23.86%) Windows
12 18 (20.45%) SQL
13 17 (19.32%) Configuration Management
13 17 (19.32%) Oracle
13 17 (19.32%) Ansible
14 16 (18.18%) Red Hat
15 15 (17.05%) Sybase
15 15 (17.05%) Puppet
16 14 (15.91%) Amazon AWS
16 14 (15.91%) Data Centre
17 13 (14.77%) SQL Server
17 13 (14.77%) PowerShell
17 13 (14.77%) Agile Software Development
18 11 (12.50%) Subversion
19 10 (11.36%) Change Management
19 10 (11.36%) Migration
19 10 (11.36%) Front Office
19 10 (11.36%) J2EE
19 10 (11.36%) JBoss

Perl
Co-occurring IT Skills in the City of London 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 10 (11.36%) JBoss
2 5 (5.68%) WebSphere
3 4 (4.55%) Apache Spark
3 4 (4.55%) WebSphere Application Server
4 3 (3.41%) MQSeries
4 3 (3.41%) nginx
4 3 (3.41%) OpenStack
5 2 (2.27%) Adobe Experience Manager
6 1 (1.14%) CMS
6 1 (1.14%) Drupal
6 1 (1.14%) IIS
6 1 (1.14%) Tomcat
Business Applications
1 3 (3.41%) Kondor
2 1 (1.14%) RMDS
Cloud Services
1 14 (15.91%) Amazon AWS
2 8 (9.09%) Microsoft Azure
3 5 (5.68%) Cloud Computing
4 1 (1.14%) Amazon CloudWatch
4 1 (1.14%) Datadog
4 1 (1.14%) G Suite
4 1 (1.14%) GitHub
4 1 (1.14%) Google Cloud Platform
4 1 (1.14%) Office 365
4 1 (1.14%) Slack
Communications & Networking
1 8 (9.09%) Firewall
2 5 (5.68%) DNS
2 5 (5.68%) SNMP
2 5 (5.68%) TCP/IP
3 4 (4.55%) SAN
4 3 (3.41%) BIG-IP
4 3 (3.41%) LAN
4 3 (3.41%) NAS
4 3 (3.41%) SMTP
5 2 (2.27%) Cisco Nexus
5 2 (2.27%) DHCP
5 2 (2.27%) F5 BIG-IP GTM
5 2 (2.27%) F5 BIG-IP LTM
5 2 (2.27%) ISDN
5 2 (2.27%) Junos
5 2 (2.27%) Multicast
5 2 (2.27%) NX-OS
5 2 (2.27%) SSH
5 2 (2.27%) WAN
5 2 (2.27%) Wireless
Database & Business Intelligence
1 13 (14.77%) SQL Server
2 7 (7.95%) PostgreSQL
3 5 (5.68%) Big Data
3 5 (5.68%) MongoDB
3 5 (5.68%) MySQL
3 5 (5.68%) Oracle Database
3 5 (5.68%) RDBMS
3 5 (5.68%) Relational Database
4 4 (4.55%) Hadoop
4 4 (4.55%) Sybase ASE
5 2 (2.27%) Apache Kudu
5 2 (2.27%) Oracle Database 11g
6 1 (1.14%) Data Warehouse
6 1 (1.14%) DB2
6 1 (1.14%) Oracle Database 10g
6 1 (1.14%) Oracle Database 12c
6 1 (1.14%) QlikView
6 1 (1.14%) SQL Server 2008
6 1 (1.14%) SQL Server 2012
6 1 (1.14%) Sybase IQ
Development Applications
1 24 (27.27%) Jenkins
2 23 (26.14%) Git (software)
3 11 (12.50%) Subversion
4 10 (11.36%) JIRA
4 10 (11.36%) Maven
5 3 (3.41%) TeamCity
6 2 (2.27%) Artifactory
6 2 (2.27%) IBM UrbanCode
7 1 (1.14%) git-flow
7 1 (1.14%) Sonatype Nexus
7 1 (1.14%) Spinnaker
7 1 (1.14%) Vagrant
General
1 38 (43.18%) Finance
2 29 (32.95%) Banking
3 10 (11.36%) Front Office
4 8 (9.09%) Investment Banking
5 3 (3.41%) Back Office
5 3 (3.41%) Financial Institution
6 2 (2.27%) Corporate Banking
7 1 (1.14%) Private Banking
7 1 (1.14%) Retail Banking
7 1 (1.14%) Telecoms
Job Titles
1 18 (20.45%) Developer
2 15 (17.05%) DevOps Engineer
3 11 (12.50%) Administrator
4 7 (7.95%) DevOps Specialist
5 6 (6.82%) DBA
6 4 (4.55%) Analyst
6 4 (4.55%) Applications Engineer
6 4 (4.55%) Perl Developer
6 4 (4.55%) Support Specialist
6 4 (4.55%) Systems Administrator
6 4 (4.55%) Unix Administrator
7 3 (3.41%) AWS DevOps
7 3 (3.41%) AWS Engineer
7 3 (3.41%) DevOps Developer
7 3 (3.41%) Kondor Support
7 3 (3.41%) Market Risk Developer
7 3 (3.41%) Python Developer
7 3 (3.41%) Senior DevOps
7 3 (3.41%) Senior DevOps Engineer
7 3 (3.41%) SQL Developer
Libraries, Frameworks & Software Standards
1 10 (11.36%) J2EE
2 9 (10.23%) .NET
3 5 (5.68%) Elastic Stack
3 5 (5.68%) HTML
4 4 (4.55%) CSS
4 4 (4.55%) LDAP
5 3 (3.41%) ASP.NET
5 3 (3.41%) ASP.NET MVC
5 3 (3.41%) Rendezvous
5 3 (3.41%) REST
5 3 (3.41%) WCF
5 3 (3.41%) WPF
5 3 (3.41%) XML
6 2 (2.27%) ActiveMQ
6 2 (2.27%) LEMP Stack
6 2 (2.27%) RabbitMQ
6 2 (2.27%) Web Services
7 1 (1.14%) IBM Integration Bus
7 1 (1.14%) RESTful
7 1 (1.14%) SOAP
Miscellaneous
1 14 (15.91%) Data Centre
2 9 (10.23%) Analytical Skills
3 7 (7.95%) Foreign Exchange (FX)
4 6 (6.82%) Computer Science
4 6 (6.82%) Fixed Income
4 6 (6.82%) Management Information System
5 5 (5.68%) Self-Motivation
6 4 (4.55%) Market Risk
7 3 (3.41%) Private Cloud
7 3 (3.41%) Public Cloud
7 3 (3.41%) Replication
8 2 (2.27%) Algorithms
8 2 (2.27%) Clustering
8 2 (2.27%) EMC VMAX
8 2 (2.27%) Enterprise Software
8 2 (2.27%) Linux Command Line
8 2 (2.27%) Virtual Team
9 1 (1.14%) Derivative
9 1 (1.14%) Equities
9 1 (1.14%) Tandem
Operating Systems
1 48 (54.55%) Unix
2 38 (43.18%) Linux
3 21 (23.86%) Windows
4 8 (9.09%) Solaris
5 6 (6.82%) Red Hat Enterprise Linux
6 3 (3.41%) AIX
6 3 (3.41%) DC/OS
6 3 (3.41%) Windows Server
7 1 (1.14%) CentOS
7 1 (1.14%) Ubuntu
7 1 (1.14%) Windows Server 2008
7 1 (1.14%) Windows Server 2012
Processes & Methodologies
1 33 (37.50%) DevOps
2 17 (19.32%) Configuration Management
3 13 (14.77%) Agile Software Development
4 10 (11.36%) Change Management
4 10 (11.36%) Memory Management
4 10 (11.36%) Migration
5 7 (7.95%) Problem-Solving
5 7 (7.95%) SDLC
6 6 (6.82%) Continuous Integration
6 6 (6.82%) E-Commerce
6 6 (6.82%) Load Balancing
7 5 (5.68%) Network Management
7 5 (5.68%) Project Management
7 5 (5.68%) TDD
8 4 (4.55%) Capacity Management
8 4 (4.55%) Incident Management
8 4 (4.55%) Patch Management
8 4 (4.55%) Responsive Web Design
8 4 (4.55%) Risk Management
8 4 (4.55%) Software Engineering
Programming Languages
1 57 (64.77%) Python
2 39 (44.32%) Java
3 26 (29.55%) Bash Shell
4 25 (28.41%) Ruby
5 18 (20.45%) SQL
6 13 (14.77%) PowerShell
7 9 (10.23%) C#
7 9 (10.23%) Shell Script
8 7 (7.95%) Korn
8 7 (7.95%) PHP
9 6 (6.82%) JavaScript
10 5 (5.68%) C++
11 3 (3.41%) Groovy
12 2 (2.27%) C
12 2 (2.27%) PL/SQL
12 2 (2.27%) Scala
12 2 (2.27%) VBScript
13 1 (1.14%) AWK
13 1 (1.14%) VB
13 1 (1.14%) VB.NET
Qualifications
1 5 (5.68%) Computer Science Degree
1 5 (5.68%) Degree
2 3 (3.41%) HP ASE
3 2 (2.27%) Cisco Certification
3 2 (2.27%) ITIL Certification
3 2 (2.27%) Security Cleared
4 1 (1.14%) PhD
4 1 (1.14%) SC Cleared
Quality Assurance & Compliance
1 1 (1.14%) GCP
System Software
1 7 (7.95%) Docker
2 4 (4.55%) VMware Infrastructure
3 3 (3.41%) Hyper-V
3 3 (3.41%) KVM
4 2 (2.27%) EMC RecoverPoint
4 2 (2.27%) HDFS
4 2 (2.27%) ProxySG
4 2 (2.27%) VMware ESXi
5 1 (1.14%) Active Directory
5 1 (1.14%) NFS
5 1 (1.14%) Oracle RAC
5 1 (1.14%) VMware NSX
5 1 (1.14%) vSphere
5 1 (1.14%) XenApp
Systems Management
1 17 (19.32%) Ansible
2 15 (17.05%) Puppet
3 10 (11.36%) Opscode Chef
4 7 (7.95%) Kubernetes
5 6 (6.82%) Terraform
6 5 (5.68%) Nagios
7 4 (4.55%) ITRS Geneos
8 3 (3.41%) Mesos
8 3 (3.41%) OpenView
8 3 (3.41%) RSA Archer
8 3 (3.41%) Thomson Reuters DACS
8 3 (3.41%) Tivoli
8 3 (3.41%) vRealize
9 2 (2.27%) EMC VPLEX
9 2 (2.27%) Kibana
9 2 (2.27%) Rundeck
9 2 (2.27%) vMotion
9 2 (2.27%) ZABBIX
10 1 (1.14%) Pingdom
10 1 (1.14%) vCenter Server
Vendors
1 17 (19.32%) Oracle
2 16 (18.18%) Red Hat
3 15 (17.05%) Sybase
4 8 (9.09%) IBM
5 7 (7.95%) Splunk
6 6 (6.82%) Cisco
6 6 (6.82%) Hitachi
6 6 (6.82%) HP
7 5 (5.68%) F5
7 5 (5.68%) Microsoft
7 5 (5.68%) Reuters
7 5 (5.68%) Sun
7 5 (5.68%) Veritas
7 5 (5.68%) VMware
8 4 (4.55%) EMC
9 3 (3.41%) CyberArk
9 3 (3.41%) ION Trading
9 3 (3.41%) Murex
9 3 (3.41%) Opsware
9 3 (3.41%) TIBCO