Period
to 23 July 2021

The following table provides summary statistics for permanent job vacancies advertised in the City of London 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 23 July 2021 with a comparison to the same period in the previous 2 years.

Perl
Central London > City of London
6 months to
23 Jul 2021
Same period 2020 Same period 2019
Rank 195 197 244
Rank change year-on-year +2 +47 -79
Permanent jobs citing Perl 48 42 95
As % of all permanent jobs advertised in the City of London 0.85% 0.76% 0.92%
As % of the Programming Languages category 1.40% 1.33% 1.52%
Number of salaries quoted 33 38 86
10th Percentile £47,292 " £51,250
25th Percentile £57,500 £36,250 £63,750
Median annual salary (50th Percentile) £92,500 £67,500 £75,000
Median % change year-on-year +37.04% -10.00% +15.38%
75th Percentile £98,750 £87,500 £91,875
90th Percentile £115,750 £87,875 £101,250
Central London median annual salary £92,500 £60,000 £75,000
% change year-on-year +54.17% -20.00% +15.38%

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 the City of London with a requirement for coding skills.

All Programming Languages
City of London
Permanent vacancies with a requirement for coding skills 3,422 3,165 6,264
As % of all permanent IT jobs advertised in the City of London 60.88% 57.40% 60.91%
Number of salaries quoted 3,128 2,825 5,630
10th Percentile £46,250 £43,750 £42,500
25th Percentile £55,000 £53,750 £52,500
Median annual salary (50th Percentile) £75,000 £70,000 £67,500
Median % change year-on-year +7.14% +3.70% +3.85%
75th Percentile £93,750 £86,250 £83,750
90th Percentile £108,750 £105,000 £96,375
Central London median annual salary £75,000 £70,000 £65,000
% change year-on-year +7.14% +7.69% +4.00%

Perl
Job Vacancy Trend in the City of London

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

Job vacancy trend for Perl in the City of London

Perl
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing Perl in the City of London.

Salary trend for Perl in the City of London

Perl
Salary Histogram in the City of London

Salary distribution for jobs citing Perl in the City of London over the 6 months to 23 July 2021.

Salary histogram for Perl in the City of London

For the 6 months to 23 July 2021, 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 City of London region with a requirement for Perl.

1 43 (89.58%) Python
2 23 (47.92%) .NET
3 21 (43.75%) C#
3 21 (43.75%) Linux
4 20 (41.67%) JavaScript
5 16 (33.33%) Scrum
6 15 (31.25%) Software Engineering
6 15 (31.25%) .NET Framework
6 15 (31.25%) Shell Script
6 15 (31.25%) Finance
6 15 (31.25%) Node.js
6 15 (31.25%) Go
6 15 (31.25%) TypeScript
6 15 (31.25%) Coaching
6 15 (31.25%) React
6 15 (31.25%) GraphQL
6 15 (31.25%) .NET Core
6 15 (31.25%) Next.js
7 13 (27.08%) Unix
7 13 (27.08%) Windows
7 13 (27.08%) Banking
8 11 (22.92%) Java
9 9 (18.75%) SQL
9 9 (18.75%) Agile Software Development
9 9 (18.75%) Investment Banking
10 8 (16.67%) DevOps
10 8 (16.67%) Fixed Income
10 8 (16.67%) KDB
10 8 (16.67%) ITIL
10 8 (16.67%) Front Office

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 1 (2.08%) Apache
1 1 (2.08%) ejabberd
1 1 (2.08%) Elasticsearch
1 1 (2.08%) IIS
1 1 (2.08%) nginx
1 1 (2.08%) Tomcat
Applications
1 1 (2.08%) Microsoft Excel
Cloud Services
1 6 (12.50%) AWS
2 4 (8.33%) Azure
3 2 (4.17%) GCP
3 2 (4.17%) SaaS
4 1 (2.08%) Cloud Computing
4 1 (2.08%) GitHub
4 1 (2.08%) IaaS
4 1 (2.08%) MailChimp
4 1 (2.08%) PaaS
Communications & Networking
1 5 (10.42%) SSH
2 4 (8.33%) Firewall
3 2 (4.17%) VPN
4 1 (2.08%) Asterisk PBX
4 1 (2.08%) BGP
4 1 (2.08%) Diameter Protocol
4 1 (2.08%) Internet
4 1 (2.08%) IPsec
4 1 (2.08%) LAN
4 1 (2.08%) PBX
4 1 (2.08%) SNMP
4 1 (2.08%) SSL
4 1 (2.08%) X.509
Database & Business Intelligence
1 8 (16.67%) KDB
2 4 (8.33%) Data Warehouse
2 4 (8.33%) SQL Server Integration Services
2 4 (8.33%) SQL Server Reporting Services
3 2 (4.17%) SQL Server
4 1 (2.08%) Apache Cassandra
4 1 (2.08%) Big Data
4 1 (2.08%) Hadoop
4 1 (2.08%) MySQL
4 1 (2.08%) Oracle Database
4 1 (2.08%) Oracle Database 12c
4 1 (2.08%) Oracle Exadata
4 1 (2.08%) PostgreSQL
4 1 (2.08%) SQL Server 2014
4 1 (2.08%) SQL Server 2016
Development Applications
1 3 (6.25%) Jenkins
2 2 (4.17%) Git (software)
2 2 (4.17%) JIRA
3 1 (2.08%) Atlassian Bamboo
3 1 (2.08%) Burp Suite
3 1 (2.08%) Subversion
General
1 15 (31.25%) Finance
2 13 (27.08%) Banking
3 9 (18.75%) Investment Banking
4 8 (16.67%) Front Office
5 7 (14.58%) Social Skills
6 5 (10.42%) Analytical Skills
7 4 (8.33%) Back Office
8 3 (6.25%) Organisational Skills
8 3 (6.25%) Retail
9 2 (4.17%) Police
9 2 (4.17%) Public Sector
10 1 (2.08%) Games
10 1 (2.08%) International Banking
10 1 (2.08%) Law
Job Titles
1 15 (31.25%) Senior Software Engineer
1 15 (31.25%) Software Engineer
2 8 (16.67%) Developer
3 6 (12.50%) KDB Developer
4 5 (10.42%) Applications Support
5 4 (8.33%) Support Supervisor
6 3 (6.25%) Test Engineer
7 2 (4.17%) Administrator
7 2 (4.17%) Analyst
7 2 (4.17%) DBA
7 2 (4.17%) Infrastructure Engineer
7 2 (4.17%) Penetration Tester
7 2 (4.17%) PowerShell Engineer
7 2 (4.17%) Salesforce Developer
7 2 (4.17%) Security Engineer
7 2 (4.17%) Senior Wintel Engineer
7 2 (4.17%) Software Developer
7 2 (4.17%) Systems Administrator
7 2 (4.17%) Tester
7 2 (4.17%) Wintel Engineer
Libraries, Frameworks & Software Standards
1 23 (47.92%) .NET
2 15 (31.25%) .NET Core
2 15 (31.25%) .NET Framework
2 15 (31.25%) GraphQL
2 15 (31.25%) Next.js
2 15 (31.25%) Node.js
2 15 (31.25%) React
3 3 (6.25%) FIX Protocol
4 2 (4.17%) ASP.NET
5 1 (2.08%) Apache Thrift
5 1 (2.08%) HTML
5 1 (2.08%) Kafka
5 1 (2.08%) Lucene
5 1 (2.08%) Protocol Buffers
5 1 (2.08%) XMPP
Miscellaneous
1 8 (16.67%) Fixed Income
2 3 (6.25%) Data Centre
2 3 (6.25%) Management Information System
3 2 (4.17%) EMC VNX
3 2 (4.17%) Enterprise Storage
3 2 (4.17%) PKI
4 1 (2.08%) Clustering
4 1 (2.08%) Market Risk
4 1 (2.08%) Mobile App
Operating Systems
1 21 (43.75%) Linux
2 13 (27.08%) Unix
2 13 (27.08%) Windows
3 6 (12.50%) Red Hat Enterprise Linux
4 1 (2.08%) CentOS
4 1 (2.08%) Debian
4 1 (2.08%) Mac OS
4 1 (2.08%) Solaris
4 1 (2.08%) SUSE
4 1 (2.08%) Ubuntu
Processes & Methodologies
1 16 (33.33%) Scrum
2 15 (31.25%) Coaching
2 15 (31.25%) Software Engineering
3 9 (18.75%) Agile Software Development
4 8 (16.67%) DevOps
4 8 (16.67%) ITIL
5 7 (14.58%) High Availability
6 6 (12.50%) Artificial Intelligence
6 6 (12.50%) Low Latency
6 6 (12.50%) Machine Learning
7 4 (8.33%) Penetration Testing
7 4 (8.33%) Problem Management
7 4 (8.33%) Process Improvement
8 3 (6.25%) Capacity Planning
8 3 (6.25%) Continuous Integration
8 3 (6.25%) Information Security
8 3 (6.25%) Line Management
8 3 (6.25%) Manual Testing
8 3 (6.25%) Mentoring
8 3 (6.25%) Test Automation
Programming Languages
1 43 (89.58%) Python
2 21 (43.75%) C#
3 20 (41.67%) JavaScript
4 15 (31.25%) Go
4 15 (31.25%) Shell Script
4 15 (31.25%) TypeScript
5 11 (22.92%) Java
6 9 (18.75%) SQL
7 7 (14.58%) PowerShell
8 6 (12.50%) Bash Shell
9 5 (10.42%) PHP
10 4 (8.33%) C++
10 4 (8.33%) Ruby
11 3 (6.25%) C
12 2 (4.17%) MATLAB
12 2 (4.17%) Objective-C
12 2 (4.17%) Pascal
12 2 (4.17%) R
12 2 (4.17%) VB.NET
12 2 (4.17%) VBA
Qualifications
1 4 (8.33%) ITIL Foundation Certificate
2 3 (6.25%) CREST Certified
2 3 (6.25%) Security Cleared
3 2 (4.17%) DV Cleared
3 2 (4.17%) OSCP
4 1 (2.08%) Computer Science Degree
4 1 (2.08%) Degree
4 1 (2.08%) SC Cleared
Quality Assurance & Compliance
1 5 (10.42%) QA
2 2 (4.17%) PCI DSS
3 1 (2.08%) Data Quality
3 1 (2.08%) GDPR
3 1 (2.08%) ISO/IEC 27001
3 1 (2.08%) Sarbanes-Oxley
System Software
1 4 (8.33%) Docker
2 2 (4.17%) VMware Infrastructure
2 2 (4.17%) vSphere
3 1 (2.08%) Apache ZooKeeper
3 1 (2.08%) iptables
3 1 (2.08%) Kamailio
3 1 (2.08%) KVM
3 1 (2.08%) Oracle RAC
3 1 (2.08%) Postfix
3 1 (2.08%) QEMU
Systems Management
1 5 (10.42%) Ansible
2 3 (6.25%) Puppet
3 2 (4.17%) Kubernetes
3 2 (4.17%) NetBackup
3 2 (4.17%) SCCM
3 2 (4.17%) SCOM
3 2 (4.17%) Terraform
4 1 (2.08%) Control-M
4 1 (2.08%) Galera Cluster
4 1 (2.08%) HAProxy
4 1 (2.08%) Nessus
4 1 (2.08%) Nmap
4 1 (2.08%) Opscode Chef
4 1 (2.08%) Oracle RMAN
4 1 (2.08%) ZABBIX
Vendors
1 7 (14.58%) Red Hat
2 4 (8.33%) Oracle
3 3 (6.25%) Bloomberg
3 3 (6.25%) Cisco
3 3 (6.25%) Juniper
4 2 (4.17%) Salesforce.com
4 2 (4.17%) SolarWinds
4 2 (4.17%) Symantec
4 2 (4.17%) Tradeweb
4 2 (4.17%) VMware
5 1 (2.08%) BMC
5 1 (2.08%) GENBAND
5 1 (2.08%) Google
5 1 (2.08%) Hitachi
5 1 (2.08%) Microsoft
5 1 (2.08%) Mitel
5 1 (2.08%) Percona
5 1 (2.08%) Rapid7
5 1 (2.08%) SaltStack
5 1 (2.08%) SonicWALL