The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for POP3 skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited POP3 over the 3 months to 22 March 2017 with a comparison to the same period in the previous 2 years.

3 months to
22 Mar 2017
Same period 2016 Same period 2015
Post Office Protocol, version 3 (POP3)
London / City of London
Rank - - 315
Permanent jobs citing POP3 0 0 2
As % of all permanent IT jobs advertised in the City of London - - 0.020%
As % of the Communications & Networking category - - 0.100%
Number of salaries quoted 0 0 2
Median salary - - £67,500
UK excluding London median salary £40,000 £50,000 £44,500
% change year-on-year -20.00% +12.35%  

POP3 is in the communications and computer networking skills category. The next 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 communications and computer networking skills.

Communications & Computer Network Skills
City of London
Permanent job vacancies with a requirement for communications and computer networking skills 832 1022 2009
As % of all permanent IT job vacancies advertised in the City of London 16.60% 14.57% 19.87%
Number of salaries quoted 785 896 1683
Median salary £47,500 £52,500 £55,000
Median salary % change year-on-year -9.52% -4.54%  
90% offered a salary of more than £26,000 £32,500 £34,000
10% offered a salary of more than £75,000 £70,000 £80,000
UK excluding London median salary £40,000 £42,500 £41,000
% change year-on-year -5.88% +3.65%  

POP3
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing POP3 as a proportion of all permanent or contract IT jobs with a match in the Communications & Networking category.

Job vacancy trend for POP3 in the City of London

POP3
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing POP3 in the City of London.

Salary trend for POP3 in the City of London

POP3
Top 30 Related IT Skills in the City of London

For the 6 months to 22 March 2017, IT jobs citing POP3 also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for POP3.

1 2 (100.00%) TCP/IP
1 2 (100.00%) DNS
1 2 (100.00%) VMware
1 2 (100.00%) VMware Infrastructure
1 2 (100.00%) SMTP
1 2 (100.00%) Data Centre
2 1 (50.00%) DHCP
2 1 (50.00%) PowerShell
2 1 (50.00%) Red Hat Enterprise Linux
2 1 (50.00%) Open Source
2 1 (50.00%) vSphere
2 1 (50.00%) Puppet
2 1 (50.00%) Exchange Server 2010
2 1 (50.00%) High Availability
2 1 (50.00%) Root Cause Analysis
2 1 (50.00%) Red Hat Satellite
2 1 (50.00%) Office 365
2 1 (50.00%) Mobile Device Management
2 1 (50.00%) MobileIron
2 1 (50.00%) Exchange Server 2013
2 1 (50.00%) Performance Tuning
2 1 (50.00%) Server Hardening
2 1 (50.00%) Retail
2 1 (50.00%) IMAP
2 1 (50.00%) Load Balancing
2 1 (50.00%) Problem Management
2 1 (50.00%) Stress Testing
2 1 (50.00%) SCCM
2 1 (50.00%) Java
2 1 (50.00%) Perl

POP3
Top Related 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 (50.00%) Apache
1 1 (50.00%) Blackberry Enterprise Server
1 1 (50.00%) Exchange Server 2010
1 1 (50.00%) Exchange Server 2013
1 1 (50.00%) JBoss
1 1 (50.00%) MS Exchange
1 1 (50.00%) Tomcat
Cloud Services
1 1 (50.00%) Office 365
Communications & Networking
1 2 (100.00%) DNS
1 2 (100.00%) SMTP
1 2 (100.00%) TCP/IP
2 1 (50.00%) DHCP
2 1 (50.00%) IMAP
2 1 (50.00%) LDAP
2 1 (50.00%) SAN
2 1 (50.00%) SSL
Database & Business Intelligence
1 1 (50.00%) MySQL
General
1 1 (50.00%) Finance
1 1 (50.00%) Retail
Job Titles
1 1 (50.00%) Linux Engineer
1 1 (50.00%) Messaging Engineer
1 1 (50.00%) Senior Linux Engineer
1 1 (50.00%) Senior Messaging Engineer
Libraries, Frameworks & Software Standards
1 1 (50.00%) LAMP
Miscellaneous
1 2 (100.00%) Data Centre
2 1 (50.00%) Blackberry
Operating Systems
1 1 (50.00%) Linux
1 1 (50.00%) Red Hat Enterprise Linux
1 1 (50.00%) Unix
Processes & Methodologies
1 1 (50.00%) BCP
1 1 (50.00%) Disaster Recovery
1 1 (50.00%) High Availability
1 1 (50.00%) Load Balancing
1 1 (50.00%) Migration
1 1 (50.00%) Mobile Device Management
1 1 (50.00%) Open Source
1 1 (50.00%) Performance Tuning
1 1 (50.00%) Problem Management
1 1 (50.00%) Root Cause Analysis
1 1 (50.00%) Server Hardening
1 1 (50.00%) Stress Testing
Programming Languages
1 1 (50.00%) Java
1 1 (50.00%) Perl
1 1 (50.00%) PHP
1 1 (50.00%) PowerShell
Quality Assurance & Compliance
1 1 (50.00%) SLA
System Software
1 2 (100.00%) VMware Infrastructure
2 1 (50.00%) vSphere
Systems Management
1 1 (50.00%) Nagios
1 1 (50.00%) Puppet
1 1 (50.00%) Red Hat Satellite
1 1 (50.00%) SCCM
Vendors
1 2 (100.00%) VMware
2 1 (50.00%) Dell
2 1 (50.00%) Hitachi
2 1 (50.00%) Microsoft
2 1 (50.00%) MobileIron
2 1 (50.00%) Red Hat