Period
to 23 September 2021

The following table provides summary statistics for permanent job vacancies advertised in England with a requirement for iptables skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited iptables over the 6 months to 23 September 2021 with a comparison to the same period in the previous 2 years.

Linux iptables
UK > England
6 months to
23 Sep 2021
Same period 2020 Same period 2019
Rank 931 674 1039
Rank change year-on-year -257 +365 +13
Permanent jobs citing iptables 50 7 44
As % of all permanent jobs advertised in England 0.046% 0.015% 0.034%
As % of the System Software category 0.25% 0.081% 0.19%
Number of salaries quoted 35 4 42
10th Percentile " " £37,000
25th Percentile £50,000 £47,500 £37,500
Median annual salary (50th Percentile) £62,500 £52,500 £42,500
Median % change year-on-year +19.05% +23.53% -21.30%
75th Percentile £70,625 £63,750 £55,938
90th Percentile £72,500 £75,000 £66,750
UK median annual salary £60,000 £50,000 £42,500
% change year-on-year +20.00% +17.65% -19.05%

iptables is in the System Software category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in England with a requirement for system software skills.

All System Software Skills
England
Permanent vacancies with a requirement for system software skills 20,063 8,609 22,716
As % of all permanent IT jobs advertised in England 18.60% 18.91% 17.56%
Number of salaries quoted 13,784 7,377 18,889
10th Percentile £28,563 £31,250 £25,750
25th Percentile £38,750 £41,250 £33,000
Median annual salary (50th Percentile) £57,000 £55,000 £50,000
Median % change year-on-year +3.64% +10.00% -
75th Percentile £77,500 £75,000 £70,000
90th Percentile £95,000 £88,850 £85,000
UK median annual salary £55,000 £55,000 £50,000
% change year-on-year - +10.00% -

iptables
Job Vacancy Trend in England

Job postings citing iptables as a proportion of all IT jobs advertised in England.

Job vacancy trend for iptables in England

iptables
Salary Trend in England

3-month moving average salary quoted in jobs citing iptables in England.

Salary trend for iptables in England

iptables
Salary Histogram in England

Salary distribution for jobs citing iptables in England over the 6 months to 23 September 2021.

Salary histogram for iptables in England

iptables
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing iptables within the England region over the 6 months to 23 September 2021. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
London -210 28 £61,250 +11.36% 1
East of England -93 7 - -
South East -150 7 £70,000 +40.00% 2
North of England - 6 - -
North West - 6 - -
West Midlands - 2 £57,500 -
Midlands - 2 £57,500 -
iptables
UK

For the 6 months to 23 September 2021, IT jobs citing iptables 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 England region with a requirement for iptables.

1 50 (100.00%) Linux
2 34 (68.00%) Puppet
3 30 (60.00%) DNS
4 29 (58.00%) Apache
4 29 (58.00%) High Availability
4 29 (58.00%) Ansible
5 28 (56.00%) VPN
6 26 (52.00%) PostgreSQL
6 26 (52.00%) nginx
7 23 (46.00%) Configuration Management
8 22 (44.00%) CentOS
9 21 (42.00%) DHCP
10 20 (40.00%) Red Hat
11 19 (38.00%) Disaster Recovery
11 19 (38.00%) Firewall
11 19 (38.00%) Broadband
11 19 (38.00%) ZABBIX
11 19 (38.00%) Amazon EC2
11 19 (38.00%) Security Patching
12 18 (36.00%) SNMP
12 18 (36.00%) BGP
13 17 (34.00%) LAMP
13 17 (34.00%) LAPP Stack
14 16 (32.00%) Confluence
14 16 (32.00%) Atlassian
14 16 (32.00%) JIRA
14 16 (32.00%) Python
14 16 (32.00%) Perl
15 15 (30.00%) Analytical Skills
16 14 (28.00%) Bash Shell

iptables
Co-occurring IT Skills in England 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 29 (58.00%) Apache
2 26 (52.00%) nginx
3 16 (32.00%) Confluence
4 10 (20.00%) Elasticsearch
4 10 (20.00%) Tomcat
5 9 (18.00%) IIS
6 7 (14.00%) OpenEdge
7 4 (8.00%) ejabberd
8 2 (4.00%) JBoss
9 1 (2.00%) OpenStack
9 1 (2.00%) Traffic Server
Cloud Services
1 19 (38.00%) Amazon EC2
2 13 (26.00%) AWS
3 9 (18.00%) AWS Direct Connect
4 7 (14.00%) Azure
5 1 (2.00%) GitHub
Communications & Networking
1 30 (60.00%) DNS
2 28 (56.00%) VPN
3 21 (42.00%) DHCP
4 19 (38.00%) Broadband
4 19 (38.00%) Firewall
5 18 (36.00%) BGP
5 18 (36.00%) SNMP
6 11 (22.00%) Internet
6 11 (22.00%) SSL
7 10 (20.00%) IPsec
7 10 (20.00%) VLAN
8 9 (18.00%) Diameter Protocol
8 9 (18.00%) HTTPS
8 9 (18.00%) IPv6
8 9 (18.00%) LAN
8 9 (18.00%) OpenVPN
9 8 (16.00%) Network Security
9 8 (16.00%) TCP/IP
10 7 (14.00%) SMTP
11 5 (10.00%) VoIP
Database & Business Intelligence
1 26 (52.00%) PostgreSQL
2 11 (22.00%) MariaDB
3 9 (18.00%) MySQL
3 9 (18.00%) SQL Server
4 2 (4.00%) RDBMS
4 2 (4.00%) Relational Database
5 1 (2.00%) ClickHouse
5 1 (2.00%) Oracle Database
Development Applications
1 16 (32.00%) JIRA
2 11 (22.00%) Git (software)
3 8 (16.00%) Jenkins
4 6 (12.00%) Artifactory
4 6 (12.00%) Bitbucket
4 6 (12.00%) ClearCase
4 6 (12.00%) ClearQuest
4 6 (12.00%) Redmine
4 6 (12.00%) SonarQube
4 6 (12.00%) Sonatype Nexus
4 6 (12.00%) Subversion
General
1 15 (30.00%) Analytical Skills
2 14 (28.00%) Telecoms
3 8 (16.00%) Organisational Skills
4 5 (10.00%) Games
5 4 (8.00%) Social Skills
6 2 (4.00%) Local Government
6 2 (4.00%) Public Sector
7 1 (2.00%) Marketing
Job Titles
1 16 (32.00%) Systems Engineer
2 13 (26.00%) Linux Engineer
3 12 (24.00%) Principal Engineer
4 11 (22.00%) Linux Systems Engineer
5 7 (14.00%) Administrator
5 7 (14.00%) Infrastructure Specialist
5 7 (14.00%) IT Engineer
5 7 (14.00%) Linux Administrator
5 7 (14.00%) Linux Specialist
5 7 (14.00%) Network Engineer
6 6 (12.00%) AWS DevOps
6 6 (12.00%) AWS DevOps Engineer
6 6 (12.00%) AWS Engineer
6 6 (12.00%) DBA
6 6 (12.00%) DevOps Engineer
6 6 (12.00%) DevOps Systems Engineer
6 6 (12.00%) Linux DevOps Engineer
6 6 (12.00%) Linux/Unix DevOps
6 6 (12.00%) Principal Systems Engineer
7 5 (10.00%) Network Systems Engineer
Libraries, Frameworks & Software Standards
1 17 (34.00%) LAMP
1 17 (34.00%) LAPP Stack
2 10 (20.00%) LEMP Stack
3 5 (10.00%) Middleware
4 4 (8.00%) XMPP
5 1 (2.00%) ActiveMQ
5 1 (2.00%) cloud-init
5 1 (2.00%) CodeIgniter
5 1 (2.00%) Elastic Stack
5 1 (2.00%) Laravel
5 1 (2.00%) libvirt
5 1 (2.00%) Web Services
Miscellaneous
1 10 (20.00%) Clustering
2 9 (18.00%) Data Centre
3 6 (12.00%) Distributed Denial-of-Service
4 1 (2.00%) Linux Command Line
4 1 (2.00%) Mobile App
4 1 (2.00%) Private Cloud
Operating Systems
1 50 (100.00%) Linux
2 22 (44.00%) CentOS
3 13 (26.00%) Red Hat Enterprise Linux
4 12 (24.00%) Debian
5 10 (20.00%) Windows
6 4 (8.00%) Ubuntu
7 3 (6.00%) Unix
8 2 (4.00%) Solaris
Processes & Methodologies
1 29 (58.00%) High Availability
2 23 (46.00%) Configuration Management
3 19 (38.00%) Disaster Recovery
3 19 (38.00%) Security Patching
4 12 (24.00%) DevOps
5 11 (22.00%) Open Source
6 10 (20.00%) Architectural Design
7 9 (18.00%) Cost Reduction
7 9 (18.00%) Inventory Management
7 9 (18.00%) Load Balancing
7 9 (18.00%) OWASP
8 8 (16.00%) Agile Software Development
9 6 (12.00%) Data Migration
9 6 (12.00%) DDoS Mitigation
9 6 (12.00%) Deployment Automation
9 6 (12.00%) Migration
10 5 (10.00%) Continuous Integration
11 4 (8.00%) Computer Science
11 4 (8.00%) Penetration Testing
11 4 (8.00%) Risk Assessment
Programming Languages
1 16 (32.00%) Perl
1 16 (32.00%) Python
2 14 (28.00%) Bash Shell
3 7 (14.00%) PHP
4 5 (10.00%) C
5 2 (4.00%) Ruby
5 2 (4.00%) Shell Script
6 1 (2.00%) C++
6 1 (2.00%) Java
6 1 (2.00%) PHP 7
6 1 (2.00%) PL/SQL
6 1 (2.00%) SQL
Qualifications
1 12 (24.00%) Degree
2 8 (16.00%) Security Cleared
3 4 (8.00%) Computer Science Degree
4 3 (6.00%) RHCSA
5 2 (4.00%) DBS Check
Quality Assurance & Compliance
1 2 (4.00%) ISO/IEC 27001
System Software
1 13 (26.00%) Postfix
2 10 (20.00%) Active Directory
2 10 (20.00%) VMware Infrastructure
3 9 (18.00%) KVM
3 9 (18.00%) QEMU
4 7 (14.00%) NFS
4 7 (14.00%) Samba
5 4 (8.00%) Docker
5 4 (8.00%) Kamailio
6 3 (6.00%) Virtual Machines
7 2 (4.00%) Sendmail
8 1 (2.00%) GlusterFS
8 1 (2.00%) LXC
8 1 (2.00%) pfSense
8 1 (2.00%) Squid
8 1 (2.00%) Terminal Services
8 1 (2.00%) Varnish
8 1 (2.00%) VirtualBox
8 1 (2.00%) Xen
Systems Management
1 34 (68.00%) Puppet
2 29 (58.00%) Ansible
3 19 (38.00%) ZABBIX
4 11 (22.00%) Grafana
4 11 (22.00%) HAProxy
5 10 (20.00%) Failover Clustering
6 9 (18.00%) Galera Cluster
6 9 (18.00%) Icinga
7 3 (6.00%) Opscode Chef
8 2 (4.00%) HP Data Protector
8 2 (4.00%) Nagios
8 2 (4.00%) Oracle Enterprise Manager
9 1 (2.00%) BMC Marimba
9 1 (2.00%) Cacti
9 1 (2.00%) Kubernetes
9 1 (2.00%) Prometheus
9 1 (2.00%) Salt
9 1 (2.00%) Terraform
Vendors
1 20 (40.00%) Red Hat
2 16 (32.00%) Atlassian
3 11 (22.00%) HP
3 11 (22.00%) Microsoft
4 10 (20.00%) VMware
5 9 (18.00%) Cisco
5 9 (18.00%) GENBAND
5 9 (18.00%) Juniper
5 9 (18.00%) Mitel
5 9 (18.00%) Percona
5 9 (18.00%) SonicWALL
6 7 (14.00%) Clearswift
6 7 (14.00%) Symantec
7 6 (12.00%) IBM
8 4 (8.00%) Google
8 4 (8.00%) Nortel
9 3 (6.00%) Oracle
10 2 (4.00%) NEC
10 2 (4.00%) NetApp
10 2 (4.00%) Northgate