Period
to 17 October 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 17 October 2021 with a comparison to the same period in the previous 2 years.

Perl
Central London > City of London
6 months to
17 Oct 2021
Same period 2020 Same period 2019
Rank 195 168 275
Rank change year-on-year -27 +107 -98
Permanent jobs citing Perl 57 27 64
As % of all permanent jobs advertised in the City of London 0.97% 0.75% 0.64%
As % of the Programming Languages category 1.60% 1.22% 1.06%
Number of salaries quoted 25 26 54
10th Percentile £47,000 " £42,500
25th Percentile £48,750 £36,250 £45,313
Median annual salary (50th Percentile) £75,000 £61,250 £69,500
Median % change year-on-year +22.45% -11.87% +9.02%
75th Percentile £98,750 £83,750 £81,500
90th Percentile " £111,250 £115,000
Central London median annual salary £75,000 £52,500 £67,500
% change year-on-year +42.86% -22.22% +3.85%

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 3,563 2,210 6,037
As % of all permanent IT jobs advertised in the City of London 60.47% 61.78% 60.12%
Number of salaries quoted 3,190 1,977 5,362
10th Percentile £47,000 £45,000 £42,500
25th Percentile £57,500 £55,000 £52,500
Median annual salary (50th Percentile) £75,000 £70,000 £70,000
Median % change year-on-year +7.14% - +7.69%
75th Percentile £95,000 £87,500 £83,750
90th Percentile £107,500 £105,000 £97,500
Central London median annual salary £75,000 £70,000 £67,500
% change year-on-year +7.14% +3.70% +3.85%

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 17 October 2021.

Salary histogram for Perl in the City of London

For the 6 months to 17 October 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 56 (98.25%) Python
2 34 (59.65%) JavaScript
3 33 (57.89%) C#
4 32 (56.14%) Java
4 32 (56.14%) .NET
5 29 (50.88%) AWS
6 28 (49.12%) Social Skills
7 24 (42.11%) C++
7 24 (42.11%) PHP
7 24 (42.11%) Ruby
8 23 (40.35%) CRM
9 21 (36.84%) Pascal
9 21 (36.84%) Salesforce.com
9 21 (36.84%) VB.NET
9 21 (36.84%) OOP
9 21 (36.84%) OO
9 21 (36.84%) MATLAB
9 21 (36.84%) Objective-C
9 21 (36.84%) Scala
9 21 (36.84%) R
9 21 (36.84%) Mentoring
9 21 (36.84%) Dart
9 21 (36.84%) Apple Swift
9 21 (36.84%) SDLC
9 21 (36.84%) Kotlin
10 16 (28.07%) Linux
11 14 (24.56%) Banking
12 13 (22.81%) Unix
12 13 (22.81%) DevOps
13 12 (21.05%) Shell Script

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 2 (3.51%) Elasticsearch
Cloud Services
1 29 (50.88%) AWS
2 6 (10.53%) Azure
3 4 (7.02%) IaaS
3 4 (7.02%) SaaS
4 3 (5.26%) GCP
4 3 (5.26%) GitHub
4 3 (5.26%) Virtual Private Cloud
5 2 (3.51%) Amazon CloudWatch
5 2 (3.51%) Amazon EC2
5 2 (3.51%) Amazon ECS
5 2 (3.51%) AWS CloudFormation
5 2 (3.51%) AWS Lambda
5 2 (3.51%) Cloud Computing
5 2 (3.51%) MailChimp
5 2 (3.51%) PaaS
5 2 (3.51%) Serverless
Communications & Networking
1 2 (3.51%) Firewall
2 1 (1.75%) SSH
2 1 (1.75%) TCP/IP
Database & Business Intelligence
1 8 (14.04%) KDB
2 2 (3.51%) Apache Cassandra
2 2 (3.51%) Big Data
2 2 (3.51%) Hadoop
3 1 (1.75%) Data Warehouse
3 1 (1.75%) MongoDB
3 1 (1.75%) SQL Server Integration Services
3 1 (1.75%) SQL Server Reporting Services
Development Applications
1 6 (10.53%) Jenkins
2 2 (3.51%) Atlassian Bamboo
2 2 (3.51%) Git (software)
2 2 (3.51%) JIRA
2 2 (3.51%) Subversion
3 1 (1.75%) Burp Suite
3 1 (1.75%) GoCD
General
1 28 (49.12%) Social Skills
2 14 (24.56%) Banking
3 12 (21.05%) Finance
4 10 (17.54%) Front Office
5 8 (14.04%) Investment Banking
6 3 (5.26%) Organisational Skills
6 3 (5.26%) Retail
7 2 (3.51%) Analytical Skills
7 2 (3.51%) International Banking
7 2 (3.51%) Law
8 1 (1.75%) Back Office
8 1 (1.75%) Police
8 1 (1.75%) Public Sector
8 1 (1.75%) Retail Banking
Job Titles
1 25 (43.86%) Developer
2 18 (31.58%) Salesforce Developer
2 18 (31.58%) Software Developer
3 15 (26.32%) Software Engineer
4 8 (14.04%) Developer/Software Engineer
4 8 (14.04%) Salesforce Software Engineer
5 7 (12.28%) Senior Software Engineer
6 6 (10.53%) KDB Developer
7 4 (7.02%) Linux Engineer
8 3 (5.26%) Applications Support
8 3 (5.26%) Architect
8 3 (5.26%) Penetration Tester
8 3 (5.26%) Tester
9 2 (3.51%) Applications Specialist
9 2 (3.51%) Applications Support Specialist
9 2 (3.51%) Citrix Engineer
9 2 (3.51%) Deployment Engineer
9 2 (3.51%) Support Specialist
9 2 (3.51%) Test Engineer
9 2 (3.51%) Unix Specialist
Libraries, Frameworks & Software Standards
1 32 (56.14%) .NET
2 7 (12.28%) .NET Core
2 7 (12.28%) .NET Framework
2 7 (12.28%) GraphQL
2 7 (12.28%) Next.js
2 7 (12.28%) Node.js
2 7 (12.28%) React
3 4 (7.02%) FIX Protocol
4 3 (5.26%) ASP.NET
5 2 (3.51%) Apache Thrift
5 2 (3.51%) HTML
5 2 (3.51%) JSON
5 2 (3.51%) Kafka
5 2 (3.51%) Lucene
5 2 (3.51%) Protocol Buffers
Miscellaneous
1 8 (14.04%) Fixed Income
2 5 (8.77%) Management Information System
3 2 (3.51%) Enterprise Cloud
3 2 (3.51%) Equities
3 2 (3.51%) Mobile App
4 1 (1.75%) Analytical Mindset
4 1 (1.75%) Cyberthreat
4 1 (1.75%) Data Centre
4 1 (1.75%) EMC VNX
4 1 (1.75%) Enterprise Storage
4 1 (1.75%) Hedge funds
Operating Systems
1 16 (28.07%) Linux
2 13 (22.81%) Unix
3 6 (10.53%) Windows
4 3 (5.26%) CentOS
4 3 (5.26%) Red Hat Enterprise Linux
4 3 (5.26%) Ubuntu
5 2 (3.51%) Solaris
5 2 (3.51%) SUSE
5 2 (3.51%) Windows Server
Processes & Methodologies
1 23 (40.35%) CRM
2 21 (36.84%) Mentoring
2 21 (36.84%) OO
2 21 (36.84%) OOP
2 21 (36.84%) SDLC
3 13 (22.81%) DevOps
4 11 (19.30%) Agile Software Development
5 8 (14.04%) Low Latency
5 8 (14.04%) Software Engineering
6 7 (12.28%) Coaching
6 7 (12.28%) Scrum
7 6 (10.53%) Artificial Intelligence
7 6 (10.53%) High Availability
7 6 (10.53%) ITIL
7 6 (10.53%) Machine Learning
8 5 (8.77%) Continuous Integration
8 5 (8.77%) Line Management
8 5 (8.77%) Penetration Testing
9 4 (7.02%) Configuration Management
9 4 (7.02%) Investment Management
Programming Languages
1 56 (98.25%) Python
2 34 (59.65%) JavaScript
3 33 (57.89%) C#
4 32 (56.14%) Java
5 24 (42.11%) C++
5 24 (42.11%) PHP
5 24 (42.11%) Ruby
6 21 (36.84%) Apple Swift
6 21 (36.84%) Dart
6 21 (36.84%) Kotlin
6 21 (36.84%) MATLAB
6 21 (36.84%) Objective-C
6 21 (36.84%) Pascal
6 21 (36.84%) R
6 21 (36.84%) Scala
6 21 (36.84%) VB.NET
7 12 (21.05%) Shell Script
8 9 (15.79%) Bash Shell
9 8 (14.04%) SQL
10 7 (12.28%) PowerShell
Qualifications
1 4 (7.02%) CREST Certified
2 3 (5.26%) OSCP
3 2 (3.51%) Security Cleared
4 1 (1.75%) (ISC)2 CCSP
4 1 (1.75%) CCSP
4 1 (1.75%) Cisco Certification
4 1 (1.75%) CISSP
4 1 (1.75%) CompTIA Security+
4 1 (1.75%) DV Cleared
4 1 (1.75%) ITIL Foundation Certificate
4 1 (1.75%) SC Cleared
Quality Assurance & Compliance
1 3 (5.26%) PCI DSS
1 3 (5.26%) QA
2 2 (3.51%) Data Quality
2 2 (3.51%) GDPR
2 2 (3.51%) ISO/IEC 27001
2 2 (3.51%) Sarbanes-Oxley
3 1 (1.75%) NIST
System Software
1 4 (7.02%) Docker
2 2 (3.51%) Active Directory
2 2 (3.51%) Apache ZooKeeper
2 2 (3.51%) Hyper-V
2 2 (3.51%) Microsoft App-V
2 2 (3.51%) vSphere
2 2 (3.51%) XenApp
3 1 (1.75%) VMware Infrastructure
Systems Management
1 8 (14.04%) Ansible
2 6 (10.53%) Puppet
3 5 (8.77%) Terraform
4 3 (5.26%) Opscode Chef
4 3 (5.26%) SCCM
4 3 (5.26%) SCOM
5 2 (3.51%) Control-M
5 2 (3.51%) EdgeSight
5 2 (3.51%) Kubernetes
5 2 (3.51%) Nagios
5 2 (3.51%) SCOrch
5 2 (3.51%) SCVMM
6 1 (1.75%) Nessus
6 1 (1.75%) NetBackup
6 1 (1.75%) Nmap
Vendors
1 21 (36.84%) Salesforce.com
2 5 (8.77%) Red Hat
3 4 (7.02%) Bloomberg
4 2 (3.51%) BMC
4 2 (3.51%) Citrix
4 2 (3.51%) Hitachi
4 2 (3.51%) HP
4 2 (3.51%) Microsoft
4 2 (3.51%) Oracle
4 2 (3.51%) SaltStack
4 2 (3.51%) Tradeweb
5 1 (1.75%) Cisco
5 1 (1.75%) Juniper
5 1 (1.75%) Rapid7
5 1 (1.75%) SolarWinds
5 1 (1.75%) Sun
5 1 (1.75%) Symantec
5 1 (1.75%) VMware