Period
to 21 August 2017

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 21 August 2017 with a comparison to the same period in the previous 2 years.

Linux iptables
UK
6 months to
21 Aug 2017
Same period 2016 Same period 2015
Rank 1047 1155 1102
Rank change year-on-year +108 -53 +76
Permanent jobs citing iptables 140 104 199
As % of all permanent IT jobs advertised in the UK 0.080% 0.053% 0.091%
As % of the System Software category 0.63% 0.42% 0.78%
Number of salaries quoted 126 79 157
UK median annual salary £57,500 £50,000 £52,500
Median salary % change year-on-year +15.00% -4.76% +9.38%
10th Percentile £36,250 £32,500 £31,250
90th Percentile £80,000 £68,000 £75,000
UK excluding London median annual salary £38,000 £46,000 £41,000
% change year-on-year -17.39% +12.20% +5.81%

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

System Software Skills
UK
Permanent job vacancies with a requirement for system software skills 22399 24626 25456
As % of all permanent IT job vacancies advertised in the UK 12.73% 12.50% 11.66%
Number of salaries quoted 18863 20875 21075
UK median annual salary £45,000 £42,500 £40,000
Median salary % change year-on-year +5.88% +6.25% -
10th Percentile £24,000 £23,000 £23,000
90th Percentile £75,000 £71,250 £65,500
UK excluding London median annual salary £38,000 £37,500 £37,500
% change year-on-year +1.33% - +7.14%

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 21 August 2017.

Salary histogram for iptables in the UK

iptables
Top 11 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 21 August 2017. 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 +117 139 £57,500 +9.52% 7
London +96 94 £57,500 - 2
UK excluding London +67 45 £38,000 -17.39% 6
Yorkshire +35 21 £35,000 - 3
North of England -5 21 £35,000 -30.00% 3
South East +73 14 £42,000 -23.64%
Midlands +24 4 £38,750 -1.27%
East of England -1 4 £40,000 -28.89% 2
West Midlands +11 3 £40,000 -8.05%
South West +8 2 £47,500 +5.56%
East Midlands +24 1 £26,000 -27.27%

For the 6 months to 21 August 2017, IT jobs citing iptables also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads with a requirement for iptables.

1 139 (99.29%) Linux
2 71 (50.71%) Python
3 70 (50.00%) Red Hat
4 69 (49.29%) Perl
5 61 (43.57%) DNS
6 59 (42.14%) Bash Shell
7 53 (37.86%) CentOS
8 51 (36.43%) VMware
9 45 (32.14%) VMware Infrastructure
10 44 (31.43%) Firewall
11 42 (30.00%) VPN
12 41 (29.29%) Virtual Machines
13 40 (28.57%) SELinux
13 40 (28.57%) TCP/IP
14 39 (27.86%) Windows
15 38 (27.14%) Ansible
16 37 (26.43%) Ruby
16 37 (26.43%) Puppet
17 36 (25.71%) Red Hat Enterprise Linux
17 36 (25.71%) MySQL
18 32 (22.86%) LDAP
18 32 (22.86%) BGP
19 31 (22.14%) NFS
19 31 (22.14%) Amazon AWS
20 30 (21.43%) Docker
20 30 (21.43%) KVM
21 29 (20.71%) Apache
21 29 (20.71%) Debian
22 26 (18.57%) OSPF
22 26 (18.57%) Junos

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 29 (20.71%) Apache
2 15 (10.71%) nginx
3 12 (8.57%) Tomcat
4 8 (5.71%) Traefik
5 7 (5.00%) IIS
6 6 (4.29%) Elasticsearch
6 6 (4.29%) Jetty
7 3 (2.14%) ColdFusion
7 3 (2.14%) Confluence
7 3 (2.14%) WordPress
8 2 (1.43%) JBoss
8 2 (1.43%) SAS
9 1 (0.71%) Apache Solr
Applications
1 2 (1.43%) HipChat
Cloud Services
1 31 (22.14%) Amazon AWS
2 3 (2.14%) Microsoft Azure
2 3 (2.14%) SaaS
3 1 (0.71%) Amazon ELB
Communications & Networking
1 61 (43.57%) DNS
2 44 (31.43%) Firewall
3 42 (30.00%) VPN
4 40 (28.57%) TCP/IP
5 32 (22.86%) BGP
5 32 (22.86%) LDAP
6 26 (18.57%) Junos
6 26 (18.57%) OSPF
7 25 (17.86%) IGMP
7 25 (17.86%) RIP
8 14 (10.00%) HTTP
9 13 (9.29%) Internet
10 12 (8.57%) SAN
10 12 (8.57%) SSL
11 11 (7.86%) DHCP
11 11 (7.86%) Reverse Proxy
12 10 (7.14%) Cisco ASA
13 6 (4.29%) IPsec
13 6 (4.29%) SSH
14 5 (3.57%) VLAN
Database & Business Intelligence
1 36 (25.71%) MySQL
2 25 (17.86%) PostgreSQL
3 10 (7.14%) MongoDB
4 9 (6.43%) SQL Server
5 8 (5.71%) Neo4j
6 7 (5.00%) Relational Database
7 6 (4.29%) NoSQL
8 4 (2.86%) RDBMS
9 2 (1.43%) Infinispan
9 2 (1.43%) InfluxDB
10 1 (0.71%) Redis
Development Applications
1 19 (13.57%) Git (software)
2 9 (6.43%) Subversion
2 9 (6.43%) Vagrant
3 8 (5.71%) GCC
4 7 (5.00%) Jenkins
5 5 (3.57%) JIRA
6 3 (2.14%) Sonatype Nexus
General
1 11 (7.86%) Telecoms
2 10 (7.14%) Finance
3 1 (0.71%) Back Office
3 1 (0.71%) Marketing
3 1 (0.71%) Publishing
Job Titles
1 57 (40.71%) Administrator
2 55 (39.29%) Systems Administrator
3 51 (36.43%) Linux Administrator
4 49 (35.00%) Linux Systems Administrator
5 34 (24.29%) Linux Engineer
6 18 (12.86%) Security Engineer
7 11 (7.86%) DevOps Engineer
7 11 (7.86%) Senior DevOps
7 11 (7.86%) Systems Engineer
8 9 (6.43%) Linux Systems Engineer
8 9 (6.43%) Senior DevOps Engineer
8 9 (6.43%) Senior Systems Administrator
9 8 (5.71%) DevOps Administrator
9 8 (5.71%) Senior Linux Administrator
9 8 (5.71%) Senior Linux Systems Administrator
10 7 (5.00%) Linux DevOps Administrator
10 7 (5.00%) Linux/Unix DevOps
10 7 (5.00%) Network Engineer
11 6 (4.29%) Infrastructure Specialist
11 6 (4.29%) Linux Technician
Libraries, Frameworks & Software Standards
1 17 (12.14%) LAMP
2 10 (7.14%) Kafka
3 8 (5.71%) HornetQ
3 8 (5.71%) RESTful
4 6 (4.29%) JMX
5 5 (3.57%) LAPP Stack
6 3 (2.14%) Ajax
6 3 (2.14%) Django
6 3 (2.14%) DOM
6 3 (2.14%) JSON
6 3 (2.14%) Symfony
7 2 (1.43%) ActiveMQ
7 2 (1.43%) Node.js
7 2 (1.43%) Spring Boot
8 1 (0.71%) Celery
8 1 (0.71%) JMS
8 1 (0.71%) LEMP Stack
8 1 (0.71%) SOAP
8 1 (0.71%) Web Services
8 1 (0.71%) XML
Miscellaneous
1 16 (11.43%) Clustering
2 14 (10.00%) Computer Science
3 9 (6.43%) Data Centre
3 9 (6.43%) Device Driver
4 7 (5.00%) Fintech
5 6 (4.29%) Management Information System
5 6 (4.29%) Replication
6 5 (3.57%) Linux Command Line
7 4 (2.86%) Public Cloud
8 3 (2.14%) Client/Server
9 1 (0.71%) Analytical Skills
9 1 (0.71%) DataPower
9 1 (0.71%) Enterprise Software
9 1 (0.71%) iPad
9 1 (0.71%) Photography
9 1 (0.71%) User Experience
Operating Systems
1 139 (99.29%) Linux
2 53 (37.86%) CentOS
3 39 (27.86%) Windows
4 36 (25.71%) Red Hat Enterprise Linux
5 29 (20.71%) Debian
6 16 (11.43%) SUSE Linux Enterprise Server
7 10 (7.14%) Mac OS X
7 10 (7.14%) Windows 7
8 9 (6.43%) Unix
9 6 (4.29%) Ubuntu
10 5 (3.57%) Windows Server
11 2 (1.43%) CoreOS
12 1 (0.71%) Fedora
12 1 (0.71%) FreeNAS
12 1 (0.71%) Mac OS
12 1 (0.71%) VyOS
12 1 (0.71%) Windows Server 2012
Processes & Methodologies
1 26 (18.57%) DevOps
2 25 (17.86%) Business Continuity
3 23 (16.43%) Change Control
3 23 (16.43%) Low Latency
4 21 (15.00%) Agile Software Development
5 20 (14.29%) Configuration Management
5 20 (14.29%) High Availability
5 20 (14.29%) Information Security
6 17 (12.14%) Disaster Recovery
6 17 (12.14%) Load Balancing
6 17 (12.14%) Open Source
7 16 (11.43%) Compliance Audit
7 16 (11.43%) Identity Management
8 15 (10.71%) Test Automation
9 14 (10.00%) SOA
10 13 (9.29%) ITIL
11 12 (8.57%) Build Automation
12 11 (7.86%) Performance Tuning
13 10 (7.14%) Infrastructure Monitoring
14 9 (6.43%) SIEM
Programming Languages
1 71 (50.71%) Python
2 69 (49.29%) Perl
3 59 (42.14%) Bash Shell
4 37 (26.43%) Ruby
5 24 (17.14%) Shell Script
6 12 (8.57%) Java
7 8 (5.71%) Go
8 6 (4.29%) PHP
8 6 (4.29%) SQL
9 3 (2.14%) C++
10 1 (0.71%) C
Qualifications
1 18 (12.86%) Degree
2 8 (5.71%) Computer Science Degree
3 7 (5.00%) RHCE
4 6 (4.29%) Security Cleared
5 4 (2.86%) DV Cleared
6 3 (2.14%) Cisco Certification
6 3 (2.14%) RHCSA
7 2 (1.43%) CCNA
7 2 (1.43%) SC Cleared
8 1 (0.71%) AWS Certification
8 1 (0.71%) CCNP
8 1 (0.71%) ITIL Foundation Certificate
8 1 (0.71%) MCP
8 1 (0.71%) MCSA
8 1 (0.71%) Microsoft Certification
8 1 (0.71%) RHCA
Quality Assurance & Compliance
1 4 (2.86%) SLA
2 2 (1.43%) ISAE 3402
2 2 (1.43%) ISO/IEC 27001
2 2 (1.43%) PCI DSS
2 2 (1.43%) SSAE 16
System Software
1 45 (32.14%) VMware Infrastructure
2 41 (29.29%) Virtual Machines
3 31 (22.14%) NFS
4 30 (21.43%) Docker
4 30 (21.43%) KVM
5 13 (9.29%) XenServer
6 11 (7.86%) Active Directory
7 10 (7.14%) Xen
8 9 (6.43%) Varnish
9 8 (5.71%) Ceph
9 8 (5.71%) etcd
9 8 (5.71%) LXC
10 7 (5.00%) GlusterFS
10 7 (5.00%) Snort
10 7 (5.00%) VMware ESXi
11 5 (3.57%) Gluster
11 5 (3.57%) Hyper-V
12 4 (2.86%) BIND 9
13 3 (2.14%) pfSense
13 3 (2.14%) vSphere
Systems Management
1 40 (28.57%) SELinux
2 38 (27.14%) Ansible
3 37 (26.43%) Puppet
4 25 (17.86%) Opscode Chef
5 19 (13.57%) Kubernetes
6 18 (12.86%) Nagios
7 13 (9.29%) HAProxy
8 12 (8.57%) Grafana
9 10 (7.14%) Oracle ZFS
10 9 (6.43%) Cacti
10 9 (6.43%) Prometheus
11 8 (5.71%) Terraform
12 7 (5.00%) Norton AntiVirus
13 6 (4.29%) CFEngine
14 4 (2.86%) Salt
15 3 (2.14%) Red Hat Spacewalk
15 3 (2.14%) SCCM
15 3 (2.14%) SCDPM
15 3 (2.14%) SCOM
16 2 (1.43%) Plesk
Vendors
1 70 (50.00%) Red Hat
2 51 (36.43%) VMware
3 15 (10.71%) Cisco
4 11 (7.86%) Citrix
4 11 (7.86%) Hitachi
4 11 (7.86%) Microsoft
5 10 (7.14%) Vyatta
6 7 (5.00%) HP
6 7 (5.00%) Rackspace
6 7 (5.00%) Symantec
7 4 (2.86%) New Relic
7 4 (2.86%) Sun
8 3 (2.14%) Oracle
8 3 (2.14%) Palo Alto
9 2 (1.43%) Avaya
9 2 (1.43%) DataCore
9 2 (1.43%) Dell
9 2 (1.43%) Infobright
9 2 (1.43%) NetApp
9 2 (1.43%) Splunk