Period
to 23 January 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 23 January 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
23 Jan 2018
Same period 2017 Same period 2016
Rank 156 110 99
Rank change year-on-year -46 -11 +13
Contract jobs citing Perl 97 139 150
As % of all contract IT jobs advertised in the City of London 1.36% 2.25% 2.16%
As % of the Programming Languages category 2.56% 4.45% 4.60%
Number of daily rates quoted 78 111 128
City of London median daily rate £550 £500 £475
Median daily rate % change year-on-year +10.00% +5.26% +2.15%
10th Percentile £411 £363 £357
90th Percentile £666 £675 £638
Central London median daily rate £550 £450 £450
% change year-on-year +22.22% - -0.61%
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 3,793 3,124 3,261
As % of all contract IT jobs advertised in the City of London 53.20% 50.63% 46.91%
Number of daily rates quoted 3,210 2,617 2,746
City of London median daily rate £525 £475 £475
Median daily rate % change year-on-year +10.53% - +5.56%
10th Percentile £363 £325 £313
90th Percentile £688 £663 £663
Central London median daily rate £513 £475 £475
% change year-on-year +7.89% - +5.56%
Number of hourly rates quoted 9 9 19
City of London median hourly rate £27.09 £27.50 £30.00
Median hourly rate % change year-on-year -1.49% -8.33% +50.00%
10th Percentile £20.45 £15.50 £19.25
90th Percentile £52.10 £49.37 £56.00
Central London median hourly rate £28.00 £27.50 £30.00
% change year-on-year +1.82% -8.33% +50.00%

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 23 January 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 23 January 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 66 (68.04%) Unix
2 58 (59.79%) Python
3 50 (51.55%) Java
3 50 (51.55%) Finance
4 47 (48.45%) Linux
5 42 (43.30%) Banking
6 40 (41.24%) DevOps
7 34 (35.05%) Bash Shell
7 34 (35.05%) Red Hat
8 29 (29.90%) Git (software)
8 29 (29.90%) Ruby
8 29 (29.90%) Ansible
9 28 (28.87%) Jenkins
10 27 (27.84%) Configuration Management
11 26 (26.80%) Maven
11 26 (26.80%) JIRA
12 25 (25.77%) Subversion
12 25 (25.77%) JBoss
12 25 (25.77%) Windows
13 24 (24.74%) SQL
14 20 (20.62%) Sybase
15 19 (19.59%) J2EE
15 19 (19.59%) Memory Management
16 18 (18.56%) C++
17 17 (17.53%) Shell Script
17 17 (17.53%) Agile Software Development
18 16 (16.49%) Foreign Exchange (FX)
18 16 (16.49%) Puppet
18 16 (16.49%) Opscode Chef
19 15 (15.46%) Oracle

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 25 (25.77%) JBoss
2 11 (11.34%) WebSphere
3 9 (9.28%) MQSeries
4 8 (8.25%) Tomcat
5 4 (4.12%) WebSphere Application Server
6 3 (3.09%) IIS
7 2 (2.06%) Apache
7 2 (2.06%) nginx
7 2 (2.06%) OpenStack
8 1 (1.03%) Apache Spark
8 1 (1.03%) ArcGIS
8 1 (1.03%) Confluence
8 1 (1.03%) Drupal
8 1 (1.03%) Jetty
8 1 (1.03%) SAS
8 1 (1.03%) WebLogic
Applications
1 1 (1.03%) Microsoft Excel
1 1 (1.03%) Microsoft Office
1 1 (1.03%) SPSS
Business Applications
1 6 (6.19%) Kondor
2 4 (4.12%) BusinessWorks
3 1 (1.03%) RMDS
Cloud Services
1 10 (10.31%) Amazon AWS
2 8 (8.25%) Microsoft Azure
3 3 (3.09%) PaaS
4 2 (2.06%) AWS CloudFormation
4 2 (2.06%) Cloud Computing
4 2 (2.06%) GitHub
4 2 (2.06%) Google Cloud Platform
4 2 (2.06%) Google Container Engine
4 2 (2.06%) IaaS
5 1 (1.03%) Office 365
5 1 (1.03%) OpenShift
Communications & Networking
1 6 (6.19%) Firewall
2 5 (5.15%) TCP/IP
3 3 (3.09%) BIG-IP
3 3 (3.09%) Cisco ASA
3 3 (3.09%) VPN
4 2 (2.06%) DNS
4 2 (2.06%) FIX Connectivity
4 2 (2.06%) SNMP
5 1 (1.03%) Cisco Nexus
5 1 (1.03%) DHCP
5 1 (1.03%) Ethernet
5 1 (1.03%) LAN
5 1 (1.03%) NAS
5 1 (1.03%) SAN
5 1 (1.03%) SMTP
Database & Business Intelligence
1 8 (8.25%) SQL Server
2 6 (6.19%) Sybase ASE
3 5 (5.15%) MySQL
4 4 (4.12%) PostgreSQL
5 3 (3.09%) MongoDB
5 3 (3.09%) NoSQL
6 2 (2.06%) Oracle Database
6 2 (2.06%) RDBMS
6 2 (2.06%) Relational Database
6 2 (2.06%) SQL Server 2012
7 1 (1.03%) Apache Kudu
7 1 (1.03%) Big Data
7 1 (1.03%) Data Warehouse
7 1 (1.03%) GIS
7 1 (1.03%) Hadoop
7 1 (1.03%) InfluxDB
7 1 (1.03%) KDB
7 1 (1.03%) QlikView
7 1 (1.03%) SQL Server 2008
7 1 (1.03%) Sybase IQ
Development Applications
1 29 (29.90%) Git (software)
2 28 (28.87%) Jenkins
3 26 (26.80%) JIRA
3 26 (26.80%) Maven
4 25 (25.77%) Subversion
5 4 (4.12%) JIRA Agile
6 3 (3.09%) IBM UrbanCode
6 3 (3.09%) Sonatype Nexus
7 2 (2.06%) TeamCity
7 2 (2.06%) Vagrant
8 1 (1.03%) Bitbucket
8 1 (1.03%) ERwin
8 1 (1.03%) git-flow
8 1 (1.03%) Oracle APEX
General
1 50 (51.55%) Finance
2 42 (43.30%) Banking
3 13 (13.40%) Investment Banking
4 11 (11.34%) Front Office
5 6 (6.19%) Back Office
5 6 (6.19%) Financial Institution
6 2 (2.06%) Publishing
6 2 (2.06%) Telecoms
7 1 (1.03%) Private Banking
7 1 (1.03%) Retail Banking
Job Titles
1 19 (19.59%) Developer
1 19 (19.59%) DevOps Engineer
2 9 (9.28%) DevOps Specialist
3 6 (6.19%) Analyst
4 5 (5.15%) Administrator
4 5 (5.15%) Applications Engineer
4 5 (5.15%) C++ Developer
4 5 (5.15%) Linux Engineer
4 5 (5.15%) Systems Administrator
5 4 (4.12%) Java Engineer
5 4 (4.12%) Lead DevOps
5 4 (4.12%) Senior DevOps
5 4 (4.12%) Senior DevOps Engineer
5 4 (4.12%) Technical Analyst
5 4 (4.12%) Unix Engineer
6 3 (3.09%) AWS DevOps
6 3 (3.09%) FIX Specialist
6 3 (3.09%) Linux/Unix DevOps
6 3 (3.09%) Senior Middleware Engineer
6 3 (3.09%) Unix Linux Engineer
Libraries, Frameworks & Software Standards
1 19 (19.59%) J2EE
2 12 (12.37%) Middleware
3 11 (11.34%) .NET
4 10 (10.31%) XML
5 7 (7.22%) HTML
5 7 (7.22%) WebSphere MQ
6 6 (6.19%) FIX Protocol
7 5 (5.15%) Elastic Stack
7 5 (5.15%) XSLT
8 4 (4.12%) JMS
9 3 (3.09%) Ajax
9 3 (3.09%) RESTful
9 3 (3.09%) Web Services
10 2 (2.06%) Boost C++ Libraries
10 2 (2.06%) Java EE
10 2 (2.06%) jQuery
10 2 (2.06%) Spring
10 2 (2.06%) TIBCO EMS
10 2 (2.06%) WCF
10 2 (2.06%) WPF
Miscellaneous
1 16 (16.49%) Foreign Exchange (FX)
2 9 (9.28%) Analytical Skills
3 7 (7.22%) Computer Science
4 6 (6.19%) Fixed Income
5 5 (5.15%) Data Centre
6 3 (3.09%) Derivative
6 3 (3.09%) Greenfield Project
6 3 (3.09%) Management Information System
6 3 (3.09%) Market Risk
7 2 (2.06%) Enterprise Software
7 2 (2.06%) SWIFT
7 2 (2.06%) Virtual Team
8 1 (1.03%) Algorithms
8 1 (1.03%) CMDB
8 1 (1.03%) Credit Risk
8 1 (1.03%) Enterprise Storage
8 1 (1.03%) Fintech
8 1 (1.03%) Linked Data
8 1 (1.03%) Private Cloud
8 1 (1.03%) RIA
Operating Systems
1 66 (68.04%) Unix
2 47 (48.45%) Linux
3 25 (25.77%) Windows
4 14 (14.43%) Red Hat Enterprise Linux
5 9 (9.28%) Solaris
6 7 (7.22%) Windows Server
7 5 (5.15%) CentOS
8 4 (4.12%) DC/OS
9 3 (3.09%) Windows Server 2012
10 2 (2.06%) Ubuntu
11 1 (1.03%) AIX
11 1 (1.03%) Windows Server 2008
Processes & Methodologies
1 40 (41.24%) DevOps
2 27 (27.84%) Configuration Management
3 19 (19.59%) Memory Management
4 17 (17.53%) Agile Software Development
5 13 (13.40%) SDLC
6 7 (7.22%) Change Management
7 6 (6.19%) Performance Tuning
7 6 (6.19%) Risk Management
8 5 (5.15%) Continuous Integration
9 4 (4.12%) Capacity Management
9 4 (4.12%) Change Control
9 4 (4.12%) Integration Testing
9 4 (4.12%) ITIL
9 4 (4.12%) Load Balancing
9 4 (4.12%) Migration
9 4 (4.12%) Unit Testing
9 4 (4.12%) User Acceptance Testing
10 3 (3.09%) Build Automation
10 3 (3.09%) Continuous Improvement
10 3 (3.09%) Performance Monitoring
Programming Languages
1 58 (59.79%) Python
2 50 (51.55%) Java
3 34 (35.05%) Bash Shell
4 29 (29.90%) Ruby
5 24 (24.74%) SQL
6 18 (18.56%) C++
7 17 (17.53%) Shell Script
8 9 (9.28%) JavaScript
8 9 (9.28%) PHP
9 7 (7.22%) PowerShell
10 5 (5.15%) C
11 4 (4.12%) AWK
12 3 (3.09%) C#
12 3 (3.09%) Korn
13 2 (2.06%) Groovy
13 2 (2.06%) Scala
13 2 (2.06%) Tcl
13 2 (2.06%) VBA
14 1 (1.03%) T-SQL
14 1 (1.03%) VBScript
Qualifications
1 6 (6.19%) Degree
2 5 (5.15%) Computer Science Degree
3 2 (2.06%) HP ASE
3 2 (2.06%) ITIL Certification
4 1 (1.03%) CTC Cleared
4 1 (1.03%) PhD
4 1 (1.03%) Security Cleared
Quality Assurance & Compliance
1 2 (2.06%) QA
System Software
1 5 (5.15%) Docker
1 5 (5.15%) Hyper-V
2 4 (4.12%) KVM
3 3 (3.09%) VMware ESXi
3 3 (3.09%) VMware Infrastructure
4 1 (1.03%) Active Directory
4 1 (1.03%) HDFS
4 1 (1.03%) iptables
4 1 (1.03%) Platform Symphony
4 1 (1.03%) RHEV
4 1 (1.03%) XenApp
Systems Management
1 29 (29.90%) Ansible
2 16 (16.49%) Opscode Chef
2 16 (16.49%) Puppet
3 8 (8.25%) Nagios
4 4 (4.12%) ITRS Geneos
4 4 (4.12%) Terraform
5 3 (3.09%) Kubernetes
5 3 (3.09%) Packer
6 2 (2.06%) HP Quality Center
6 2 (2.06%) Mesos
6 2 (2.06%) OpenView
6 2 (2.06%) Thomson Reuters DACS
6 2 (2.06%) Tivoli
6 2 (2.06%) vMotion
6 2 (2.06%) vRealize
7 1 (1.03%) BMC PATROL
7 1 (1.03%) Cacti
7 1 (1.03%) Grafana
7 1 (1.03%) NetBackup
7 1 (1.03%) Tivoli Storage Manager
Vendors
1 34 (35.05%) Red Hat
2 20 (20.62%) Sybase
3 15 (15.46%) Oracle
4 14 (14.43%) IBM
5 9 (9.28%) Microsoft
6 8 (8.25%) Splunk
6 8 (8.25%) VMware
7 7 (7.22%) Cisco
8 6 (6.19%) TIBCO
9 4 (4.12%) HP
9 4 (4.12%) Misys
9 4 (4.12%) Reuters
10 3 (3.09%) F5
10 3 (3.09%) ION Trading
10 3 (3.09%) Murex
10 3 (3.09%) Veritas
11 2 (2.06%) CheckPoint
11 2 (2.06%) Google
11 2 (2.06%) Hitachi
11 2 (2.06%) Sophis