Job Vacancy Trend Salary Trend Salary Histogram Job Locations Skill Sets
Period
to 18 January 2022

The following table provides summary statistics for permanent job vacancies 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 18 January 2022 with a comparison to the same period in the previous 2 years.

Linux iptables
UK
6 months to
18 Jan 2022		 Same period 2021 Same period 2020
Rank 1005 773 1012
Rank change year-on-year -232 +239 +63
Permanent jobs citing iptables 47 3 32
As % of all permanent jobs advertised in the UK 0.037% 0.005% 0.026%
As % of the System Software category 0.21% 0.026% 0.15%
Number of salaries quoted 29 3 25
10th Percentile £27,500 £42,500 £45,500
25th Percentile £50,000 £44,375 £56,250
Median annual salary (50th Percentile) £60,000 £50,000 £62,500
Median % change year-on-year +20.00% -20.00% +13.64%
75th Percentile £67,500 £52,500 £67,500
90th Percentile £82,500 - £82,500
UK excluding London median annual salary £30,000 £50,000 £60,000
% change year-on-year -40.00% -16.67% +50.00%

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 with a requirement for system software skills.

All System Software Skills
UK
Permanent vacancies with a requirement for system software skills 22,734 11,391 21,376
As % of all permanent IT jobs advertised in the UK 17.85% 18.35% 17.04%
Number of salaries quoted 15,507 9,657 17,678
10th Percentile £28,000 £29,500 £25,500
25th Percentile £38,750 £38,750 £32,500
Median annual salary (50th Percentile) £55,000 £55,000 £50,000
Median % change year-on-year - +10.00% -
75th Percentile £78,750 £72,500 £70,000
90th Percentile £95,000 £86,250 £85,000
UK excluding London median annual salary £47,500 £47,000 £42,500
% change year-on-year +1.06% +10.59% -

iptables
Job Vacancy Trend

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

Job vacancy trend for iptables in the UK

iptables
Salary Trend

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

Salary trend for iptables in the UK

iptables
Salary Histogram

Salary distribution for jobs citing iptables over the 6 months to 18 January 2022.

Salary histogram for iptables in the UK

iptables
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing iptables within the UK over the 6 months to 18 January 2022. 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
England -202 42 £60,000 +20.00% 4
UK excluding London -160 26 £30,000 -40.00%
Work from Home - 19 £62,500 - 3
London -208 18 £60,000 +41.18% 4
North of England - 10 £30,000 -
Yorkshire - 9 £30,000 -
Midlands - 8 £57,500 -
East Midlands - 6 - -
East of England - 3 - -
Scotland - 2 £50,000 -
South West - 2 - -
West Midlands - 2 £57,500 -
South East -115 1 £60,000 +20.00%
North West - 1 - -

For the 6 months to 18 January 2022, 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 with a requirement for iptables.

1 41 (87.23%) Linux
2 37 (78.72%) DNS
3 21 (44.68%) BGP
4 20 (42.55%) Python
5 19 (40.43%) VPN
5 19 (40.43%) Network Security
6 18 (38.30%) Firewall
6 18 (38.30%) Puppet
7 17 (36.17%) Distributed Denial-of-Service
7 17 (36.17%) TCP/IP
8 16 (34.04%) Ansible
9 15 (31.91%) tcpdump
9 15 (31.91%) Cisco Certification
9 15 (31.91%) IPsec
10 14 (29.79%) CentOS
10 14 (29.79%) Red Hat
11 13 (27.66%) Shell Script
11 13 (27.66%) HTTP
11 13 (27.66%) SLA
11 13 (27.66%) Wireshark
12 12 (25.53%) Degree
12 12 (25.53%) Network+ Certification
12 12 (25.53%) Snort
12 12 (25.53%) .NET
12 12 (25.53%) CCNA
12 12 (25.53%) SSCP
12 12 (25.53%) Azure
12 12 (25.53%) CompTIA Security+
12 12 (25.53%) Employee Productivity
13 11 (23.40%) Social Skills

iptables
Co-occurring IT Skills 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 8 (17.02%) Apache
1 8 (17.02%) Elasticsearch
2 7 (14.89%) Oracle Workflow
3 6 (12.77%) nginx
4 4 (8.51%) Confluence
5 3 (6.38%) OpenEdge
6 2 (4.26%) IIS
6 2 (4.26%) OpenStack
7 1 (2.13%) Tomcat
Cloud Services
1 12 (25.53%) Azure
2 10 (21.28%) Amazon EC2
3 7 (14.89%) AWS Direct Connect
4 5 (10.64%) AWS
5 1 (2.13%) GitHub
Communications & Networking
1 37 (78.72%) DNS
2 21 (44.68%) BGP
3 19 (40.43%) Network Security
3 19 (40.43%) VPN
4 18 (38.30%) Firewall
5 17 (36.17%) TCP/IP
6 15 (31.91%) IPsec
6 15 (31.91%) tcpdump
7 13 (27.66%) HTTP
7 13 (27.66%) Wireshark
8 11 (23.40%) DHCP
9 10 (21.28%) Broadband
10 7 (14.89%) HTTPS
10 7 (14.89%) IPv6
10 7 (14.89%) iSCSI
10 7 (14.89%) OpenVPN
10 7 (14.89%) SNMP
11 4 (8.51%) SSL
12 3 (6.38%) SMTP
12 3 (6.38%) VLAN
Database & Business Intelligence
1 7 (14.89%) PostgreSQL
2 5 (10.64%) MySQL
3 4 (8.51%) MariaDB
4 1 (2.13%) Oracle Database
Development Applications
1 6 (12.77%) Git (software)
2 4 (8.51%) JIRA
3 2 (4.26%) GitLab
3 2 (4.26%) Jenkins
4 1 (2.13%) Artifactory
4 1 (2.13%) Bitbucket
4 1 (2.13%) ClearCase
4 1 (2.13%) ClearQuest
4 1 (2.13%) Redmine
4 1 (2.13%) SonarQube
4 1 (2.13%) Sonatype Nexus
4 1 (2.13%) Subversion
General
1 11 (23.40%) Social Skills
2 7 (14.89%) Documentation Skills
2 7 (14.89%) Telecoms
3 6 (12.77%) Local Government
3 6 (12.77%) Public Sector
4 4 (8.51%) Finance
5 2 (4.26%) Analytical Skills
5 2 (4.26%) Inclusion and Diversity
5 2 (4.26%) Retail
6 1 (2.13%) Games
6 1 (2.13%) Marketing
Job Titles
1 12 (25.53%) Network Engineer
1 12 (25.53%) Network Security Engineer
1 12 (25.53%) Security Engineer
2 6 (12.77%) Audio Visual Engineer
3 5 (10.64%) Administrator
3 5 (10.64%) Linux Administrator
3 5 (10.64%) Principal Engineer
4 4 (8.51%) Analyst
4 4 (8.51%) Infrastructure Analyst
4 4 (8.51%) Infrastructure Support
4 4 (8.51%) Infrastructure Support Analyst
4 4 (8.51%) Linux Systems Administrator
4 4 (8.51%) Remote Support Analyst
4 4 (8.51%) Support Analyst
4 4 (8.51%) Systems Administrator
5 3 (6.38%) Automation Engineer
5 3 (6.38%) Cloud Engineer
5 3 (6.38%) Infrastructure Specialist
5 3 (6.38%) IT Engineer
5 3 (6.38%) Linux Systems Engineer
Libraries, Frameworks & Software Standards
1 12 (25.53%) .NET
2 8 (17.02%) LAMP
3 6 (12.77%) LAPP Stack
4 3 (6.38%) LEMP Stack
5 2 (4.26%) Elastic Stack
6 1 (2.13%) ActiveMQ
6 1 (2.13%) CodeIgniter
6 1 (2.13%) Laravel
6 1 (2.13%) Middleware
6 1 (2.13%) Web Services
Miscellaneous
1 17 (36.17%) Distributed Denial-of-Service
2 6 (12.77%) Video\Live Streaming
3 3 (6.38%) Clustering
4 2 (4.26%) Data Centre
4 2 (4.26%) Management Information System
4 2 (4.26%) NHS
4 2 (4.26%) Public Cloud
5 1 (2.13%) Linux Command Line
Operating Systems
1 41 (87.23%) Linux
2 14 (29.79%) CentOS
3 10 (21.28%) Red Hat Enterprise Linux
3 10 (21.28%) Windows
4 9 (19.15%) Windows Server
5 7 (14.89%) Solaris
5 7 (14.89%) Unix
6 6 (12.77%) Ubuntu
7 3 (6.38%) Debian
8 2 (4.26%) Fedora
Processes & Methodologies
1 12 (25.53%) Employee Productivity
2 11 (23.40%) Computer Science
2 11 (23.40%) High Availability
3 10 (21.28%) Disaster Recovery
3 10 (21.28%) Security Patching
4 9 (19.15%) Incident Management
5 8 (17.02%) Configuration Management
5 8 (17.02%) Problem Management
6 7 (14.89%) Change Management
6 7 (14.89%) Deployment Automation
6 7 (14.89%) Inventory Management
6 7 (14.89%) ITIL
6 7 (14.89%) ITSM
6 7 (14.89%) Network Management
6 7 (14.89%) OWASP
6 7 (14.89%) Problem-Solving
6 7 (14.89%) Root Cause Analysis
6 7 (14.89%) Server Management
6 7 (14.89%) Workflow
7 6 (12.77%) Agile Software Development
Programming Languages
1 20 (42.55%) Python
2 13 (27.66%) Shell Script
3 7 (14.89%) PowerShell
4 6 (12.77%) Perl
5 3 (6.38%) Bash
5 3 (6.38%) Java
6 2 (4.26%) PHP
7 1 (2.13%) C
7 1 (2.13%) C++
7 1 (2.13%) PHP 7
7 1 (2.13%) PL/SQL
7 1 (2.13%) SQL
Qualifications
1 15 (31.91%) Cisco Certification
2 12 (25.53%) CCNA
2 12 (25.53%) CompTIA Security+
2 12 (25.53%) Degree
2 12 (25.53%) Network+ Certification
2 12 (25.53%) SSCP
3 4 (8.51%) Computer Science Degree
4 3 (6.38%) CCNP
5 2 (4.26%) IISP
5 2 (4.26%) Master's Degree
6 1 (2.13%) RHCSA
6 1 (2.13%) Security Cleared
Quality Assurance & Compliance
1 13 (27.66%) SLA
2 2 (4.26%) Cyber Essentials
2 2 (4.26%) ISO/IEC 27001
2 2 (4.26%) NCSC
2 2 (4.26%) NIST
System Software
1 12 (25.53%) Snort
2 10 (21.28%) NFS
3 5 (10.64%) VMware Infrastructure
4 3 (6.38%) Active Directory
4 3 (6.38%) Docker
4 3 (6.38%) Postfix
4 3 (6.38%) Samba
5 2 (4.26%) KVM
6 1 (2.13%) GlusterFS
6 1 (2.13%) pfSense
6 1 (2.13%) Terminal Services
6 1 (2.13%) VirtualBox
Systems Management
1 18 (38.30%) Puppet
2 16 (34.04%) Ansible
3 8 (17.02%) Grafana
3 8 (17.02%) ZABBIX
4 7 (14.89%) Icinga
4 7 (14.89%) Red Hat Spacewalk
5 3 (6.38%) Failover Clustering
5 3 (6.38%) Kubernetes
6 2 (4.26%) CSIRT
6 2 (4.26%) Proxmox
6 2 (4.26%) Terraform
7 1 (2.13%) BMC Marimba
7 1 (2.13%) Cacti
7 1 (2.13%) HAProxy
7 1 (2.13%) Nagios
Vendors
1 14 (29.79%) Red Hat
2 8 (17.02%) Oracle
3 7 (14.89%) Cisco
3 7 (14.89%) Microsoft
3 7 (14.89%) ServiceNow
4 5 (10.64%) VMware
5 4 (8.51%) Atlassian
6 3 (6.38%) Clearswift
6 3 (6.38%) Google
6 3 (6.38%) Symantec
7 2 (4.26%) Juniper
8 1 (2.13%) IBM
8 1 (2.13%) New Relic