Period
to 13 December 2019

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 13 December 2019 with a comparison to the same period in the previous 2 years.

Linux iptables
UK
6 months to
13 Dec 2019
Same period 2018 Same period 2017
Rank 1000 1085 1076
Rank change year-on-year +85 -9 +52
Permanent jobs citing iptables 35 67 133
As % of all permanent IT jobs advertised in the UK 0.026% 0.042% 0.074%
As % of the System Software category 0.15% 0.27% 0.57%
Number of salaries quoted 31 59 112
UK median annual salary £57,500 £55,000 £55,500
Median salary % change year-on-year +4.55% -0.90% +0.91%
10th Percentile £37,000 £36,250 £34,000
90th Percentile £67,500 £85,000 £72,250
UK excluding London median annual salary £45,000 £40,000 £41,500
% change year-on-year +12.50% -3.61% -24.55%

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 22,811 24,426 23,348
As % of all permanent IT jobs advertised in the UK 17.16% 15.34% 12.96%
Number of salaries quoted 18,745 19,923 19,427
UK median annual salary £50,000 £50,000 £45,000
Median salary % change year-on-year - +11.11% +5.88%
10th Percentile £25,500 £25,000 £24,000
90th Percentile £85,000 £82,500 £75,000
UK excluding London median annual salary £42,500 £42,500 £40,000
% change year-on-year - +6.25% +6.67%

iptables
Job Vacancy Trend

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

Job vacancy trend for iptables in the UK

iptables
Salary Trend

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

Salary trend for iptables in the UK

iptables
Salary Histogram

The salary distribution of IT jobs citing iptables over the 6 months to 13 December 2019.

Salary histogram for iptables in the UK

iptables
Top 5 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 13 December 2019. 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 +69 35 £57,500 +4.55% 9
UK excluding London +62 21 £45,000 +12.50% 9
South East +44 18 £45,000 +10.43% 5
London +53 14 £61,250 -7.55% 1
South West - 3 £62,500 -

For the 6 months to 13 December 2019, 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 26 (74.29%) Linux
2 24 (68.57%) Firewall
3 18 (51.43%) Bash Shell
4 17 (48.57%) AWS
4 17 (48.57%) Python
5 16 (45.71%) MySQL
6 15 (42.86%) Cisco
7 12 (34.29%) DNS
7 12 (34.29%) Unix
7 12 (34.29%) VMware
7 12 (34.29%) VMware Infrastructure
7 12 (34.29%) CentOS
7 12 (34.29%) DevOps
8 10 (28.57%) Ansible
8 10 (28.57%) Docker
8 10 (28.57%) Kubernetes
8 10 (28.57%) PostgreSQL
8 10 (28.57%) SaaS
8 10 (28.57%) Red Hat
9 9 (25.71%) DHCP
9 9 (25.71%) Apache
9 9 (25.71%) SSH
9 9 (25.71%) Go
10 8 (22.86%) Ubuntu
10 8 (22.86%) PHP
10 8 (22.86%) TCP/IP
11 7 (20.00%) LDAP
11 7 (20.00%) Red Hat Enterprise Linux
11 7 (20.00%) JIRA
11 7 (20.00%) Security Cleared

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 9 (25.71%) Apache
2 5 (14.29%) GlassFish
2 5 (14.29%) nginx
2 5 (14.29%) OpenStack
3 3 (8.57%) Zimbra
4 2 (5.71%) Confluence
5 1 (2.86%) Elasticsearch
Business Applications
1 4 (11.43%) Cisco SocialMiner
Cloud Services
1 17 (48.57%) AWS
2 10 (28.57%) SaaS
3 6 (17.14%) AWS CloudFormation
4 1 (2.86%) GCP
Communications & Networking
1 24 (68.57%) Firewall
2 12 (34.29%) DNS
3 9 (25.71%) DHCP
3 9 (25.71%) SSH
4 8 (22.86%) TCP/IP
5 6 (17.14%) BGP
5 6 (17.14%) MPLS
5 6 (17.14%) OSPF
5 6 (17.14%) VPN
6 5 (14.29%) Internet
6 5 (14.29%) SNMP
6 5 (14.29%) VLAN
6 5 (14.29%) VoIP
6 5 (14.29%) Wireshark
7 4 (11.43%) Cisco ICM
7 4 (11.43%) Cisco Nexus
7 4 (11.43%) DMVPN
7 4 (11.43%) LAN
7 4 (11.43%) MRTG
7 4 (11.43%) WAN
Database & Business Intelligence
1 16 (45.71%) MySQL
2 10 (28.57%) PostgreSQL
3 6 (17.14%) MongoDB
4 5 (14.29%) Redis
5 4 (11.43%) Amazon DynamoDB
6 1 (2.86%) RDBMS
6 1 (2.86%) Relational Database
Development Applications
1 7 (20.00%) JIRA
2 6 (17.14%) Jenkins
3 5 (14.29%) Bugzilla
3 5 (14.29%) CruiseControl
3 5 (14.29%) Selenium
4 4 (11.43%) VSS/SourceSafe
5 2 (5.71%) Bitbucket Server
5 2 (5.71%) Git (software)
6 1 (2.86%) CircleCI
6 1 (2.86%) Travis CI
Job Titles
1 7 (20.00%) Linux Engineer
2 6 (17.14%) Administrator
2 6 (17.14%) DevOps Engineer
2 6 (17.14%) Linux Administrator
2 6 (17.14%) Network Engineer
2 6 (17.14%) Support Engineer
3 5 (14.29%) Applications Engineer
3 5 (14.29%) Applications Support
3 5 (14.29%) Applications Support Engineer
4 4 (11.43%) Integration Engineer
4 4 (11.43%) Network Security Engineer
4 4 (11.43%) Security Engineer
5 3 (8.57%) Help Desk Administrator
5 3 (8.57%) IT Manager
5 3 (8.57%) Tester
6 2 (5.71%) Linux Support
6 2 (5.71%) Linux Systems Administrator
6 2 (5.71%) Senior Linux Administrator
6 2 (5.71%) Senior Linux Systems Administrator
6 2 (5.71%) Systems Administrator
Libraries, Frameworks & Software Standards
1 7 (20.00%) LDAP
2 5 (14.29%) LAMP
3 1 (2.86%) Celery
3 1 (2.86%) Node.js
3 1 (2.86%) RabbitMQ
Miscellaneous
1 6 (17.14%) Data Centre
2 5 (14.29%) Linux Command Line
3 4 (11.43%) Algorithms
3 4 (11.43%) IVR
4 2 (5.71%) Hedge funds
Operating Systems
1 26 (74.29%) Linux
2 12 (34.29%) CentOS
2 12 (34.29%) Unix
3 8 (22.86%) Ubuntu
4 7 (20.00%) Red Hat Enterprise Linux
5 6 (17.14%) Debian
6 5 (14.29%) Windows
7 4 (11.43%) Fedora
8 2 (5.71%) Windows Server
Processes & Methodologies
1 12 (34.29%) DevOps
2 5 (14.29%) Configuration Management
2 5 (14.29%) Infrastructure as Code
2 5 (14.29%) Problem-Solving
2 5 (14.29%) Task Automation
2 5 (14.29%) Test Automation
3 4 (11.43%) Cisco ICM Scripting
3 4 (11.43%) ITIL
3 4 (11.43%) Kalman Filter
3 4 (11.43%) Requirements Management
3 4 (11.43%) Virtual Environments
4 3 (8.57%) Deep Packet Inspection
4 3 (8.57%) Load Balancing
4 3 (8.57%) Network Virtualisation
4 3 (8.57%) Open Source
4 3 (8.57%) SIEM
5 2 (5.71%) Fintech
5 2 (5.71%) Log Aggregation
5 2 (5.71%) Low Latency
6 1 (2.86%) High Availability
Programming Languages
1 18 (51.43%) Bash Shell
2 17 (48.57%) Python
3 9 (25.71%) Go
4 8 (22.86%) PHP
5 6 (17.14%) Perl
6 4 (11.43%) KiXtart
7 3 (8.57%) C
7 3 (8.57%) C++
7 3 (8.57%) Java
7 3 (8.57%) Shell Script
Qualifications
1 7 (20.00%) Security Cleared
2 4 (11.43%) Degree
3 3 (8.57%) DV Cleared
3 3 (8.57%) SC Cleared
System Software
1 12 (34.29%) VMware Infrastructure
2 10 (28.57%) Docker
3 7 (20.00%) KVM
4 6 (17.14%) VMware ESXi
5 5 (14.29%) NFS
5 5 (14.29%) QEMU
5 5 (14.29%) Xen
6 2 (5.71%) pfSense
6 2 (5.71%) vSphere
7 1 (2.86%) Hyper-V
Systems Management
1 10 (28.57%) Ansible
1 10 (28.57%) Kubernetes
2 7 (20.00%) Puppet
3 6 (17.14%) Terraform
4 5 (14.29%) SELinux
5 4 (11.43%) Cisco CUCM
5 4 (11.43%) Cisco UCCE
5 4 (11.43%) Cisco UCCX
5 4 (11.43%) FreeIPA
5 4 (11.43%) Mesos
5 4 (11.43%) Nagios
5 4 (11.43%) Red Hat Satellite
5 4 (11.43%) Rsyslog
5 4 (11.43%) SCOM
5 4 (11.43%) systemd
5 4 (11.43%) vCenter Server
5 4 (11.43%) vMotion
6 2 (5.71%) yum
7 1 (2.86%) SmoothWall
7 1 (2.86%) ZABBIX
Vendors
1 15 (42.86%) Cisco
2 12 (34.29%) VMware
3 10 (28.57%) Red Hat
4 7 (20.00%) Palo Alto
5 6 (17.14%) Juniper
6 5 (14.29%) Microsoft
6 5 (14.29%) Oracle
6 5 (14.29%) SaltStack
7 4 (11.43%) F5
7 4 (11.43%) LogRhythm
7 4 (11.43%) McAfee
7 4 (11.43%) ServiceNow
7 4 (11.43%) Ubiquiti
8 3 (8.57%) FireEye
9 2 (5.71%) Arista
9 2 (5.71%) Fortinet
10 1 (2.86%) CheckPoint
10 1 (2.86%) SolarWinds
10 1 (2.86%) Sun