The table below looks at the statistics for Squid skills in IT jobs advertised across the UK. Included is a guide to the average salaries offered in IT jobs that have cited Squid over the 3 months to 9 February 2016 with a comparison to the same period in the previous 2 years.

Location
3 months to
9 Feb 2016
Same period 2015 Same period 2014
Squid Cache
Rank 871 855 896
Rank change year-on-year
-16 +41
Permanent jobs citing Squid 77 87 56
As % of all permanent IT jobs located in the UK 0.076% 0.082% 0.053%
As % of the System Software category 0.63% 0.66% 0.51%
Number of salaries quoted 62 69 50
Average salary £50,000 £52,500 £45,000
Average salary % change year-on-year
-4.76% +16.66%
90% offered a salary of more than £22,500 £45,000 £33,500
10% offered a salary of more than £62,250 £67,500 £55,000
UK excluding London average salary £50,000 £60,000 £40,000
% change year-on-year
-16.66% +50.00%

The following table is for comparison with the above and provides statistics for the entire System Software category in permanent jobs advertised across the UK.

System Software Category
UK
Permanent IT job ads with a match in the
System Software category
12135 13259 11027
As % of all permanent IT jobs located in the UK 11.98% 12.44% 10.50%
Number of salaries quoted 10300 11197 9109
Average salary £42,500 £40,000 £41,000
Average salary % change year-on-year
+6.25% -2.43%
90% offered a salary of more than £25,000 £24,750 £25,000
10% offered a salary of more than £65,000 £60,000 £62,500
UK excluding London average salary £39,421 £37,500 £38,500
% change year-on-year
+5.12% -2.59%

Squid
Jobs Demand Trend

This chart provides the 3-month moving total of permanent IT jobs citing Squid within the UK as a proportion of the total demand within the System Software category.

Squid Jobs Demand Trend in the UK

Squid
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Squid within the UK.

Squid Salary Trend in the UK

Squid
Salary Histogram

This chart provides a salary histogram for IT jobs citing Squid over the 3 months to 9 February 2016 within the UK.

Squid Salary Histogram in the UK

Squid
Top 30 Job Locations

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Squid within the UK over the 3 months to 9 February 2016. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +1 59 £50,000 -4.76% 10
London -7 26 £50,000 -4.76% 3
South East +10 21 £50,000 -20.00% 3
Surrey +11 16 £50,000 -24.24% 2
Reigate -2 16 £50,000 -25.92% 2
Wales +19 13 £45,000 -
South Wales +15 13 £45,000 -
Cwmbran +12 13 £45,000 -
Torfaen +12 13 £45,000 -
West Midlands - 6 £22,500 -
Wimbledon - 6 £70,000 -
Coulsdon - 5 £22,500 -
Berkshire - 5 £57,000 - 1
Scotland - 5 £35,000 -
City of London +37 4 £50,000 -4.76% 1
Reading - 4 - - 1
Coventry - 4 £22,500 -
Edinburgh - 4 £35,000 -
North West +24 3 £35,000 +16.66% 3
Liverpool +2 3 £35,000 - 1
Merseyside -5 3 £35,000 - 1
Yorkshire +11 2 £27,500 -57.69%
Birmingham - 2 £45,000 -
Surbiton - 2 £67,500 -
North Yorkshire +11 1 £27,500 -42.10%
West Yorkshire -2 1 - -
South West -6 1 £62,500 +51.51% 1
Bracknell - 1 £57,000 -
Skipton - 1 £27,500 -
Bradford - 1 - -

Squid
Top 30 Related IT Skills

For the 6 months to 9 February 2016, IT jobs within the UK citing Squid also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Squid.

1 116 (92.80%) Linux
2 93 (74.40%) Apache
3 68 (54.40%) Puppet
4 66 (52.80%) DNS
5 65 (52.00%) Perl
6 56 (44.80%) MySQL
7 52 (41.60%) LAMP
8 49 (39.20%) nginx
9 47 (37.60%) Red Hat
10 45 (36.00%) LDAP
11 43 (34.40%) Red Hat Enterprise Linux
12 42 (33.60%) Python
13 39 (31.20%) Degree
14 38 (30.40%) Tomcat
14 38 (30.40%) Windows
15 37 (29.60%) PHP
15 37 (29.60%) Bash Shell
16 36 (28.80%) Nagios
16 36 (28.80%) VMware
17 35 (28.00%) Configuration Management
18 32 (25.60%) Varnish
18 32 (25.60%) Amazon AWS
19 29 (23.20%) JBoss
19 29 (23.20%) TCP/IP
20 28 (22.40%) HTTP
20 28 (22.40%) Web Services
21 27 (21.60%) Agile Software Development
21 27 (21.60%) CentOS
22 26 (20.80%) Unix
22 26 (20.80%) logstash

Squid
Top Related IT Skills by Category

For the 6 months to 9 February 2016, IT jobs within the UK citing Squid also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Squid. Up to 20 skills are shown per category.

Application Platforms
1 93 (74.40%) Apache
2 49 (39.20%) nginx
3 38 (30.40%) Tomcat
4 29 (23.20%) JBoss
5 19 (15.20%) OpenStack
6 17 (13.60%) WebLogic
7 10 (8.00%) MS Exchange
8 6 (4.80%) Elasticsearch
8 6 (4.80%) Zimbra
9 5 (4.00%) Liferay
9 5 (4.00%) Skype for Business
10 4 (3.20%) Exchange Server 2003
10 4 (3.20%) TWiki
11 3 (2.40%) GlassFish
11 3 (2.40%) WebSphere
12 2 (1.60%) WebSphere Application Server
Applications
1 12 (9.60%) MS Excel
2 1 (0.80%) MS Office
2 1 (0.80%) MS PowerPoint
2 1 (0.80%) MS Visio
Cloud Services
1 32 (25.60%) Amazon AWS
2 8 (6.40%) Amazon EC2
2 8 (6.40%) Amazon S3
3 7 (5.60%) PaaS
4 4 (3.20%) GitHub
5 3 (2.40%) Amazon CloudWatch
5 3 (2.40%) AWS CloudFormation
5 3 (2.40%) Virtual Private Cloud
6 2 (1.60%) CloudFront
7 1 (0.80%) SaaS
Communications & Networking
1 66 (52.80%) DNS
2 45 (36.00%) LDAP
3 29 (23.20%) TCP/IP
4 28 (22.40%) HTTP
5 25 (20.00%) DHCP
5 25 (20.00%) SSL
6 20 (16.00%) SMTP
7 19 (15.20%) Firewall
7 19 (15.20%) SAN
8 14 (11.20%) Internet
8 14 (11.20%) OpenLDAP
8 14 (11.20%) VPN
9 13 (10.40%) iSCSI
9 13 (10.40%) NAS
10 12 (9.60%) Network Security
11 10 (8.00%) VLAN
12 9 (7.20%) Cisco IOS
12 9 (7.20%) Wireless
13 8 (6.40%) Kerberos
13 8 (6.40%) tcpdump
Database & Business Intelligence
1 56 (44.80%) MySQL
2 20 (16.00%) PostgreSQL
3 13 (10.40%) SQL Server
4 6 (4.80%) Amazon RDS
5 5 (4.00%) Apache Cassandra
5 5 (4.00%) Big Data
5 5 (4.00%) Data Mining
5 5 (4.00%) Oracle Database
6 4 (3.20%) Couchbase
6 4 (3.20%) Redis
6 4 (3.20%) SQL Server 2000
7 2 (1.60%) MongoDB
8 1 (0.80%) BusinessObjects
8 1 (0.80%) DB2
8 1 (0.80%) NoSQL
Development Applications
1 18 (14.40%) Git (software)
1 18 (14.40%) Jenkins
2 9 (7.20%) JIRA
3 6 (4.80%) git-flow
4 5 (4.00%) Hudson
4 5 (4.00%) Maven
4 5 (4.00%) Vagrant
5 4 (3.20%) Bugzilla
5 4 (3.20%) GitLab
5 4 (3.20%) Subversion
6 3 (2.40%) Atlassian Bamboo
7 1 (0.80%) Gradle
General
1 23 (18.40%) Finance
2 14 (11.20%) Telecoms
3 7 (5.60%) Banking
4 5 (4.00%) Advertising
4 5 (4.00%) Arabic Language
4 5 (4.00%) French Language
4 5 (4.00%) Marketing
4 5 (4.00%) Portuguese Language
4 5 (4.00%) Spanish Language
5 4 (3.20%) Legal
6 1 (0.80%) Games
Job Titles
1 37 (29.60%) Linux Engineer
2 31 (24.80%) Administrator
3 30 (24.00%) Linux Administrator
4 23 (18.40%) Support Engineer
5 16 (12.80%) Network Engineer
6 13 (10.40%) Applications Support
6 13 (10.40%) Senior IT Support
6 13 (10.40%) Senior Support Engineer
7 11 (8.80%) Applications Engineer
7 11 (8.80%) DevOps Engineer
7 11 (8.80%) Linux Support
7 11 (8.80%) Linux/Unix DevOps
7 11 (8.80%) Network Support
8 10 (8.00%) Applications Support Engineer
8 10 (8.00%) Linux Systems Engineer
8 10 (8.00%) Systems Engineer
9 9 (7.20%) Linux Systems Administrator
9 9 (7.20%) Senior Applications Engineer
9 9 (7.20%) Senior Applications Support
9 9 (7.20%) Systems Administrator
Libraries, Frameworks & Software Standards
1 52 (41.60%) LAMP
2 28 (22.40%) Web Services
3 25 (20.00%) LEMP Stack
4 17 (13.60%) Middleware
5 15 (12.00%) LAPP Stack
5 15 (12.00%) MCollective
6 6 (4.80%) Memcached
7 5 (4.00%) JDBC
8 4 (3.20%) RabbitMQ
8 4 (3.20%) Sensu
9 3 (2.40%) mod_perl
10 2 (1.60%) SOAP
11 1 (0.80%) EDIFACT
11 1 (0.80%) FIX Protocol
11 1 (0.80%) JSON
11 1 (0.80%) REST
11 1 (0.80%) XML
Miscellaneous
1 24 (19.20%) Computer Science
2 16 (12.80%) Data Centre
2 16 (12.80%) Management Information System
3 10 (8.00%) Analytical Skills
4 6 (4.80%) Private Cloud
5 5 (4.00%) Clustering
5 5 (4.00%) Cryptography
5 5 (4.00%) Driving Licence
5 5 (4.00%) Enterprise Software
5 5 (4.00%) HP Superdome
6 4 (3.20%) Derivative
7 3 (2.40%) Performance Metrics
8 2 (1.60%) Mobile Banking
9 1 (0.80%) Client/Server
9 1 (0.80%) iPad
9 1 (0.80%) Mathematics
9 1 (0.80%) Physics
9 1 (0.80%) SWIFT
Operating Systems
1 116 (92.80%) Linux
2 43 (34.40%) Red Hat Enterprise Linux
3 38 (30.40%) Windows
4 27 (21.60%) CentOS
5 26 (20.80%) Unix
6 16 (12.80%) Debian
7 14 (11.20%) Windows Server
8 5 (4.00%) HPUX
8 5 (4.00%) SUSE Linux Enterprise Server
9 4 (3.20%) SUSE
9 4 (3.20%) Windows 2000
9 4 (3.20%) Windows NT
10 3 (2.40%) Ubuntu
11 2 (1.60%) Windows Server 2012
12 1 (0.80%) Windows 8
12 1 (0.80%) Windows Server 2003
12 1 (0.80%) Windows Server 2008
12 1 (0.80%) Windows XP
Processes & Methodologies
1 35 (28.00%) Configuration Management
2 27 (21.60%) Agile Software Development
3 25 (20.00%) High Availability
4 23 (18.40%) ITIL
5 21 (16.80%) Open Source
6 19 (15.20%) DevOps
7 18 (14.40%) Kalman Filter
8 16 (12.80%) OOP
9 13 (10.40%) Incident Management
9 13 (10.40%) OO
10 12 (9.60%) Web Filtering
11 11 (8.80%) Web Operations
12 9 (7.20%) Capacity Planning
12 9 (7.20%) E-Commerce
12 9 (7.20%) Network Monitoring
12 9 (7.20%) Presales
13 8 (6.40%) Load Balancing
13 8 (6.40%) Problem Management
14 6 (4.80%) Disaster Recovery
14 6 (4.80%) Network Architecture
Programming Languages
1 65 (52.00%) Perl
2 42 (33.60%) Python
3 37 (29.60%) Bash Shell
3 37 (29.60%) PHP
4 16 (12.80%) Java
4 16 (12.80%) Shell Script
4 16 (12.80%) SQL
5 14 (11.20%) Ruby
6 5 (4.00%) AWK
6 5 (4.00%) JavaScript
6 5 (4.00%) sed
7 4 (3.20%) C++
8 3 (2.40%) C
9 2 (1.60%) PowerShell
Qualifications
1 39 (31.20%) Degree
2 5 (4.00%) RHCE
3 4 (3.20%) CISSP
3 4 (3.20%) CompTIA Security+
3 4 (3.20%) PMI Certification
3 4 (3.20%) PMP
3 4 (3.20%) Security+ Certification
4 2 (1.60%) CCNA
4 2 (1.60%) CCNP
4 2 (1.60%) Cisco Certification
4 2 (1.60%) DV Cleared
4 2 (1.60%) Security Cleared
Quality Assurance & Compliance
1 7 (5.60%) Sarbanes-Oxley
2 6 (4.80%) QA
3 5 (4.00%) SLA
4 2 (1.60%) GPG13
4 2 (1.60%) PCI DSS
5 1 (0.80%) HIPAA
System Software
1 32 (25.60%) Varnish
2 22 (17.60%) NFS
3 19 (15.20%) VMware Infrastructure
4 16 (12.80%) qmail
5 14 (11.20%) Active Directory
6 12 (9.60%) iptables
7 10 (8.00%) Sendmail
8 9 (7.20%) Samba
9 8 (6.40%) Docker
9 8 (6.40%) KVM
9 8 (6.40%) Postfix
10 6 (4.80%) Snort
11 4 (3.20%) Hyper-V
11 4 (3.20%) ISA Server
11 4 (3.20%) LXC
11 4 (3.20%) NDS
11 4 (3.20%) Novell eDirectory
11 4 (3.20%) OpenSSH
11 4 (3.20%) VMware ESX
12 3 (2.40%) pfSense
Systems Management
1 68 (54.40%) Puppet
2 36 (28.80%) Nagios
3 26 (20.80%) logstash
4 25 (20.00%) ZABBIX
5 20 (16.00%) Graphite
5 20 (16.00%) Opscode Chef
6 19 (15.20%) Cacti
7 17 (13.60%) Ansible
8 16 (12.80%) collectd
8 16 (12.80%) Ganglia
9 8 (6.40%) Munin
9 8 (6.40%) Nmap
9 8 (6.40%) Zenoss
10 4 (3.20%) systemd
10 4 (3.20%) WSUS
11 3 (2.40%) CFEngine
11 3 (2.40%) Pacemaker
11 3 (2.40%) Red Hat Spacewalk
11 3 (2.40%) Salt
11 3 (2.40%) yum
Vendors
1 47 (37.60%) Red Hat
2 36 (28.80%) VMware
3 24 (19.20%) Cisco
4 22 (17.60%) Splunk
5 14 (11.20%) F5
6 13 (10.40%) EMC
7 11 (8.80%) Microsoft
8 9 (7.20%) HP
8 9 (7.20%) IBM
8 9 (7.20%) Novell
8 9 (7.20%) Oracle
9 8 (6.40%) SaltStack
10 6 (4.80%) Blue Coat
10 6 (4.80%) Forcepoint
10 6 (4.80%) Sybase
11 5 (4.00%) Apple
11 5 (4.00%) NetApp
11 5 (4.00%) SAP
12 4 (3.20%) Informatica
12 4 (3.20%) Salesforce.com
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