Period
to 23 May 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 23 May 2019 with a comparison to the same period in the previous 2 years.

Linux iptables
UK
6 months to
23 May 2019
Same period 2018 Same period 2017
Rank 1023 1092 1046
Rank change year-on-year +69 -46 +107
Permanent jobs citing iptables 66 101 121
As % of all permanent IT jobs advertised in the UK 0.046% 0.059% 0.072%
As % of the System Software category 0.28% 0.42% 0.58%
Number of salaries quoted 52 84 97
UK median annual salary £51,250 £50,000 £57,500
Median salary % change year-on-year +2.50% -13.04% +15.00%
10th Percentile £37,500 £33,750 £36,250
90th Percentile £62,500 £75,000 £80,000
UK excluding London median annual salary £45,000 £45,000 £40,000
% change year-on-year - +12.50% -11.11%

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 23,740 24,217 21,002
As % of all permanent IT jobs advertised in the UK 16.48% 14.09% 12.41%
Number of salaries quoted 19,359 19,642 17,589
UK median annual salary £50,000 £47,500 £42,500
Median salary % change year-on-year +5.26% +11.76% +4.94%
10th Percentile £25,750 £25,000 £23,750
90th Percentile £85,000 £80,000 £75,000
UK excluding London median annual salary £42,500 £41,000 £37,500
% change year-on-year +3.66% +9.33% -

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 23 May 2019.

Salary histogram for iptables in the UK

iptables
Top 9 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 23 May 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 +75 66 £51,250 +2.50% 4
UK excluding London +106 55 £45,000 - 4
East of England +102 27 £60,000 -20.00%
South East +52 25 £41,250 -17.50% 3
London +16 11 £52,500 -6.67%
Midlands +27 2 £55,000 +71.88%
West Midlands +16 2 £55,000 +96.43%
North of England +23 1 £72,500 +98.63%
North West - 1 £72,500 -

For the 6 months to 23 May 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 61 (92.42%) Linux
2 53 (80.30%) Python
3 45 (68.18%) Apache
3 45 (68.18%) DNS
4 43 (65.15%) Bash Shell
5 38 (57.58%) Degree
6 36 (54.55%) LAMP
7 35 (53.03%) VMware Infrastructure
7 35 (53.03%) Red Hat Enterprise Linux
7 35 (53.03%) VMware
8 33 (50.00%) Puppet
9 32 (48.48%) Perl
10 30 (45.45%) Nagios
11 28 (42.42%) NFS
11 28 (42.42%) Computer Science Degree
12 27 (40.91%) Samba
13 25 (37.88%) Internet
13 25 (37.88%) Postfix
14 24 (36.36%) Amazon AWS
14 24 (36.36%) VMware Server
14 24 (36.36%) SMTP
15 22 (33.33%) Docker
16 21 (31.82%) Firewall
17 20 (30.30%) Red Hat
18 19 (28.79%) VPN
18 19 (28.79%) DevOps
19 18 (27.27%) MySQL
20 17 (25.76%) Ruby
21 16 (24.24%) PostgreSQL
21 16 (24.24%) ZABBIX

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 45 (68.18%) Apache
2 14 (21.21%) nginx
3 11 (16.67%) IIS
4 8 (12.12%) Skype for Business
5 3 (4.55%) Tomcat
5 3 (4.55%) WebSphere
6 1 (1.52%) Elasticsearch
Applications
1 1 (1.52%) Adobe Premiere
1 1 (1.52%) Avid Media Composer
Cloud Services
1 24 (36.36%) Amazon AWS
2 11 (16.67%) Google Cloud Platform
3 9 (13.64%) Microsoft Azure
4 3 (4.55%) Office 365
4 3 (4.55%) SaaS
5 1 (1.52%) Amazon EC2
5 1 (1.52%) Amazon ElastiCache
5 1 (1.52%) Datadog
5 1 (1.52%) OpenShift
Communications & Networking
1 45 (68.18%) DNS
2 25 (37.88%) Internet
3 24 (36.36%) SMTP
4 21 (31.82%) Firewall
5 19 (28.79%) VPN
6 11 (16.67%) DHCP
7 9 (13.64%) SSH
8 8 (12.12%) Skype
8 8 (12.12%) VoIP
9 6 (9.09%) SNMP
9 6 (9.09%) VLAN
10 5 (7.58%) TCP/IP
10 5 (7.58%) Wireshark
11 3 (4.55%) BIG-IP
11 3 (4.55%) Wireless
12 2 (3.03%) Junos
13 1 (1.52%) IPsec
13 1 (1.52%) Network Security
13 1 (1.52%) OpenVPN
13 1 (1.52%) Software-Defined Networking
Database & Business Intelligence
1 18 (27.27%) MySQL
2 16 (24.24%) PostgreSQL
3 14 (21.21%) Redis
4 9 (13.64%) MongoDB
5 6 (9.09%) NoSQL
6 3 (4.55%) Relational Database
7 2 (3.03%) Amazon RDS
8 1 (1.52%) Amazon Redshift
8 1 (1.52%) MariaDB
Development Applications
1 5 (7.58%) Git (software)
1 5 (7.58%) Jenkins
2 3 (4.55%) Hudson
2 3 (4.55%) Subversion
3 1 (1.52%) Selenium
General
1 8 (12.12%) Legal
2 3 (4.55%) Retail
3 2 (3.03%) Finance
4 1 (1.52%) Games
Job Titles
1 28 (42.42%) Administrator
2 24 (36.36%) Systems Administrator
3 22 (33.33%) Infrastructure Specialist
3 22 (33.33%) Linux Specialist
4 17 (25.76%) Linux Administrator
5 14 (21.21%) Linux Systems Administrator
6 10 (15.15%) Infrastructure Engineer
6 10 (15.15%) Linux Engineer
7 9 (13.64%) Systems Engineer
8 8 (12.12%) Graduate
8 8 (12.12%) Graduate Infrastructure Engineer
8 8 (12.12%) Graduate Systems Administrator
8 8 (12.12%) Graduate Systems Engineer
9 6 (9.09%) Senior Linux Engineer
10 5 (7.58%) Support Engineer
11 4 (6.06%) Applications Engineer
11 4 (6.06%) Applications Support
11 4 (6.06%) Applications Support Engineer
11 4 (6.06%) DevOps Administrator
11 4 (6.06%) Linux DevOps Administrator
Libraries, Frameworks & Software Standards
1 36 (54.55%) LAMP
2 13 (19.70%) LDAP
3 9 (13.64%) LAPP Stack
4 5 (7.58%) Web Services
5 4 (6.06%) LEMP Stack
6 3 (4.55%) CSS
6 3 (4.55%) HTML
6 3 (4.55%) Node.js
7 2 (3.03%) Middleware
8 1 (1.52%) Kafka
8 1 (1.52%) PHP-FPM
8 1 (1.52%) RabbitMQ
8 1 (1.52%) XML
Miscellaneous
1 6 (9.09%) Linux Command Line
2 2 (3.03%) Replication
3 1 (1.52%) Cloud Native
3 1 (1.52%) Fintech
3 1 (1.52%) Online Games
3 1 (1.52%) Public Cloud
3 1 (1.52%) Video Editing
Operating Systems
1 61 (92.42%) Linux
2 35 (53.03%) Red Hat Enterprise Linux
3 15 (22.73%) CentOS
4 13 (19.70%) Windows
5 11 (16.67%) Windows Server
6 9 (13.64%) Ubuntu
7 8 (12.12%) Debian
7 8 (12.12%) VMS
8 5 (7.58%) Unix
9 3 (4.55%) CoreOS
9 3 (4.55%) Windows 10
9 3 (4.55%) Windows 8
9 3 (4.55%) Windows Server 2012
10 2 (3.03%) FreeNAS
10 2 (3.03%) Mac OS X
11 1 (1.52%) Android
11 1 (1.52%) Apple iOS
11 1 (1.52%) VyOS
Processes & Methodologies
1 19 (28.79%) DevOps
2 13 (19.70%) Infrastructure Engineering
2 13 (19.70%) ITIL
3 7 (10.61%) Cybersecurity
3 7 (10.61%) Technical Leadership
4 6 (9.09%) Change Control
4 6 (9.09%) Server Hardening
5 5 (7.58%) Infrastructure as Code
5 5 (7.58%) ITIL V3
6 4 (6.06%) Computer Science
6 4 (6.06%) Continuous Integration
6 4 (6.06%) High Availability
7 3 (4.55%) BDD
7 3 (4.55%) Computer Security
7 3 (4.55%) Kanban
7 3 (4.55%) Load Balancing
7 3 (4.55%) Mentoring
7 3 (4.55%) Performance Tuning
7 3 (4.55%) Software Engineering
7 3 (4.55%) Web Development
Programming Languages
1 53 (80.30%) Python
2 43 (65.15%) Bash Shell
3 32 (48.48%) Perl
4 17 (25.76%) Ruby
5 11 (16.67%) PowerShell
5 11 (16.67%) SQL
6 10 (15.15%) Go
6 10 (15.15%) Shell Script
7 4 (6.06%) JavaScript
7 4 (6.06%) PHP
8 3 (4.55%) Java
9 1 (1.52%) C++
Qualifications
1 38 (57.58%) Degree
2 28 (42.42%) Computer Science Degree
3 11 (16.67%) RHCE
4 6 (9.09%) ITIL Foundation Certificate
5 3 (4.55%) DBS Check
5 3 (4.55%) Security Cleared
6 2 (3.03%) LPIC
Quality Assurance & Compliance
1 11 (16.67%) SLA
2 6 (9.09%) ISO/IEC 27001
3 1 (1.52%) PCI DSS
System Software
1 35 (53.03%) VMware Infrastructure
2 28 (42.42%) NFS
3 27 (40.91%) Samba
4 25 (37.88%) Postfix
5 24 (36.36%) VMware Server
6 22 (33.33%) Docker
7 11 (16.67%) Active Directory
7 11 (16.67%) Hyper-V
7 11 (16.67%) VMware ESXi
7 11 (16.67%) Xen
8 9 (13.64%) KVM
8 9 (13.64%) Virtual Machines
9 8 (12.12%) VirtualBox
10 6 (9.09%) Squid
11 3 (4.55%) QEMU
11 3 (4.55%) vSphere
12 2 (3.03%) pfSense
13 1 (1.52%) LXC
13 1 (1.52%) VMware NSX
Systems Management
1 33 (50.00%) Puppet
2 30 (45.45%) Nagios
3 16 (24.24%) ZABBIX
4 10 (15.15%) SELinux
5 8 (12.12%) Graphite
5 8 (12.12%) Kibana
6 7 (10.61%) Ansible
6 7 (10.61%) HAProxy
7 6 (9.09%) Kubernetes
8 5 (7.58%) Munin
9 4 (6.06%) Opscode Chef
10 2 (3.03%) Ganglia
10 2 (3.03%) Mesos
10 2 (3.03%) Nessus
10 2 (3.03%) Oracle ZFS
10 2 (3.03%) Proxmox
11 1 (1.52%) Fail2ban
11 1 (1.52%) Red Hat Spacewalk
11 1 (1.52%) Terraform
Vendors
1 35 (53.03%) VMware
2 20 (30.30%) Red Hat
3 11 (16.67%) Google
4 8 (12.12%) Centreon
4 8 (12.12%) Microsoft
5 5 (7.58%) Clearswift
6 3 (4.55%) F5
6 3 (4.55%) Oracle
6 3 (4.55%) SaltStack
6 3 (4.55%) SolarWinds
6 3 (4.55%) Vyatta
7 1 (1.52%) Adobe
7 1 (1.52%) Avid
7 1 (1.52%) Cisco
7 1 (1.52%) Lets Encrypt