Period
to 14 December 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 14 December 2017 with a comparison to the same period in the previous 2 years.

Linux iptables
UK
6 months to
14 Dec 2017
Same period 2016 Same period 2015
Rank 1061 1084 1121
Rank change year-on-year +23 +37 +23
Permanent jobs citing iptables 133 114 190
As % of all permanent IT jobs advertised in the UK 0.074% 0.061% 0.088%
As % of the System Software category 0.57% 0.50% 0.78%
Number of salaries quoted 112 93 161
UK median annual salary £55,500 £55,000 £57,500
Median salary % change year-on-year +0.91% -4.35% +15.00%
10th Percentile £34,000 £34,000 £31,250
90th Percentile £72,250 £67,500 £75,000
UK excluding London median annual salary £41,500 £55,000 £34,500
% change year-on-year -24.55% +59.42% -25.41%

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 23270 22896 24473
As % of all permanent IT jobs advertised in the UK 12.95% 12.34% 11.35%
Number of salaries quoted 19374 19150 20553
UK median annual salary £45,000 £42,500 £40,000
Median salary % change year-on-year +5.88% +6.25% +2.56%
10th Percentile £24,000 £23,500 £22,500
90th Percentile £75,000 £72,500 £67,500
UK excluding London median annual salary £40,000 £37,500 £37,500
% change year-on-year +6.67% - +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 14 December 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 14 December 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 +39 133 £55,500 +0.91% 4
London +24 74 £65,000 +13.04% 1
UK excluding London +20 58 £41,500 -24.55% 3
Yorkshire +56 29 £38,000 -
North of England +19 29 £38,000 -36.67%
South East +29 17 £55,000 -8.33% 2
Midlands +28 6 £28,000 -21.68% 1
East of England +6 5 £40,000 -23.81%
West Midlands - 5 £28,000 - 1
East Midlands +12 1 £26,000 -27.27%
South West +7 1 £49,000 +8.89%

For the 6 months to 14 December 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.

1 127 (95.49%) Linux
2 82 (61.65%) Red Hat
3 71 (53.38%) TCP/IP
4 62 (46.62%) Bash Shell
5 60 (45.11%) MySQL
5 60 (45.11%) Python
6 59 (44.36%) Perl
7 57 (42.86%) DNS
8 50 (37.59%) Ruby
9 47 (35.34%) Firewall
10 43 (32.33%) Cisco
10 43 (32.33%) Opscode Chef
11 42 (31.58%) Puppet
12 41 (30.83%) Ansible
13 40 (30.08%) Shell Script
14 38 (28.57%) SAN
14 38 (28.57%) VPN
14 38 (28.57%) CentOS
15 37 (27.82%) Telecoms
15 37 (27.82%) PostgreSQL
16 36 (27.07%) Apache
16 36 (27.07%) Cisco ASA
16 36 (27.07%) Kalman Filter
17 35 (26.32%) LDAP
17 35 (26.32%) Nagios
17 35 (26.32%) VMware
18 34 (25.56%) Cacti
18 34 (25.56%) Virtual Machines
19 33 (24.81%) Red Hat Enterprise Linux
19 33 (24.81%) Agile Software Development

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 36 (27.07%) Apache
2 18 (13.53%) Tomcat
3 14 (10.53%) nginx
4 6 (4.51%) Elasticsearch
5 3 (2.26%) Confluence
5 3 (2.26%) WebSphere
6 1 (0.75%) IIS
6 1 (0.75%) JBoss
6 1 (0.75%) Traefik
Applications
1 1 (0.75%) HipChat
Cloud Services
1 22 (16.54%) Amazon AWS
2 5 (3.76%) Microsoft Azure
3 3 (2.26%) SaaS
4 1 (0.75%) Amazon ELB
Communications & Networking
1 71 (53.38%) TCP/IP
2 57 (42.86%) DNS
3 47 (35.34%) Firewall
4 38 (28.57%) SAN
4 38 (28.57%) VPN
5 36 (27.07%) Cisco ASA
6 35 (26.32%) LDAP
7 31 (23.31%) BGP
7 31 (23.31%) Cisco Nexus
8 20 (15.04%) IGMP
8 20 (15.04%) Junos
8 20 (15.04%) OSPF
8 20 (15.04%) RIP
9 19 (14.29%) SSL
10 15 (11.28%) Broadband
10 15 (11.28%) HTTP
10 15 (11.28%) Reverse Proxy
11 13 (9.77%) Ethernet
11 13 (9.77%) Kerberos
11 13 (9.77%) SSH
Database & Business Intelligence
1 60 (45.11%) MySQL
2 37 (27.82%) PostgreSQL
3 15 (11.28%) InfluxDB
4 13 (9.77%) DB2
5 6 (4.51%) NoSQL
5 6 (4.51%) SQL Server
6 4 (3.01%) Relational Database
7 3 (2.26%) MongoDB
7 3 (2.26%) Redis
8 1 (0.75%) Apache Cassandra
8 1 (0.75%) Big Data
8 1 (0.75%) Flink
8 1 (0.75%) Infinispan
8 1 (0.75%) Neo4j
8 1 (0.75%) RDBMS
Development Applications
1 22 (16.54%) Sonatype Nexus
2 14 (10.53%) Git (software)
3 9 (6.77%) Jenkins
4 5 (3.76%) Subversion
4 5 (3.76%) TeamCity
5 3 (2.26%) Ant
5 3 (2.26%) JIRA
5 3 (2.26%) Maven
6 1 (0.75%) GCC
6 1 (0.75%) Vagrant
General
1 37 (27.82%) Telecoms
2 9 (6.77%) Finance
3 4 (3.01%) Electronics
4 3 (2.26%) Banking
5 2 (1.50%) Marketing
6 1 (0.75%) Back Office
6 1 (0.75%) Multimedia
Job Titles
1 48 (36.09%) Administrator
2 46 (34.59%) Linux Administrator
3 42 (31.58%) Systems Administrator
4 40 (30.08%) Linux Systems Administrator
5 35 (26.32%) Linux Engineer
6 27 (20.30%) Systems Engineer
7 24 (18.05%) Linux Systems Engineer
8 23 (17.29%) Infrastructure Engineer
9 16 (12.03%) Linux/Unix DevOps
10 15 (11.28%) DevOps Administrator
10 15 (11.28%) Telecoms Engineer
11 14 (10.53%) Linux DevOps Administrator
12 13 (9.77%) Unix Engineer
13 12 (9.02%) Linux Scripter
14 10 (7.52%) Senior Linux Administrator
14 10 (7.52%) Senior Linux Systems Administrator
14 10 (7.52%) Senior Systems Administrator
15 8 (6.02%) Cisco Engineer
15 8 (6.02%) Security Engineer
16 7 (5.26%) Cisco Network Engineer
Libraries, Frameworks & Software Standards
1 21 (15.79%) LAMP
2 5 (3.76%) LAPP Stack
3 3 (2.26%) LEMP Stack
3 3 (2.26%) Node.js
4 2 (1.50%) Kafka
4 2 (1.50%) Middleware
5 1 (0.75%) ActiveMQ
5 1 (0.75%) Django
5 1 (0.75%) Elastic Stack
5 1 (0.75%) HornetQ
5 1 (0.75%) JMS
5 1 (0.75%) OpenEmbedded
5 1 (0.75%) RESTful
5 1 (0.75%) Spring
5 1 (0.75%) Spring Boot
5 1 (0.75%) Yocto
Miscellaneous
1 29 (21.80%) Clustering
2 24 (18.05%) Computer Science
3 10 (7.52%) Fintech
3 10 (7.52%) Replication
4 8 (6.02%) Data Centre
5 4 (3.01%) Public Cloud
6 3 (2.26%) Hedge funds
6 3 (2.26%) Management Information System
7 2 (1.50%) iPad
7 2 (1.50%) Video on Demand
8 1 (0.75%) Analytical Skills
8 1 (0.75%) Device Driver
8 1 (0.75%) Internet of Things
8 1 (0.75%) Linux Command Line
Operating Systems
1 127 (95.49%) Linux
2 38 (28.57%) CentOS
3 33 (24.81%) Red Hat Enterprise Linux
4 28 (21.05%) Windows
5 22 (16.54%) Unix
6 20 (15.04%) Debian
7 13 (9.77%) Solaris
8 8 (6.02%) Windows Server
9 6 (4.51%) Windows 7
10 5 (3.76%) Mac OS X
10 5 (3.76%) Ubuntu
11 1 (0.75%) CoreOS
11 1 (0.75%) Embedded Linux
11 1 (0.75%) Fedora
11 1 (0.75%) FreeNAS
11 1 (0.75%) VyOS
11 1 (0.75%) Windows 10
11 1 (0.75%) Windows 8
11 1 (0.75%) Windows Server 2008
11 1 (0.75%) Windows Server 2012
Processes & Methodologies
1 36 (27.07%) Kalman Filter
2 33 (24.81%) Agile Software Development
3 32 (24.06%) Configuration Management
4 30 (22.56%) Test Automation
5 28 (21.05%) DevOps
6 24 (18.05%) Performance Tuning
7 21 (15.79%) Open Source
8 20 (15.04%) Business Continuity
9 19 (14.29%) Low Latency
10 16 (12.03%) Disaster Recovery
10 16 (12.03%) SOA
11 14 (10.53%) High Availability
11 14 (10.53%) Time Management
12 13 (9.77%) Capacity Management
12 13 (9.77%) Patch Management
13 11 (8.27%) Build Automation
13 11 (8.27%) ITIL
14 10 (7.52%) Information Security
14 10 (7.52%) Performance Monitoring
14 10 (7.52%) Server Building
Programming Languages
1 62 (46.62%) Bash Shell
2 60 (45.11%) Python
3 59 (44.36%) Perl
4 50 (37.59%) Ruby
5 40 (30.08%) Shell Script
6 4 (3.01%) C
6 4 (3.01%) C++
6 4 (3.01%) SQL
7 3 (2.26%) Java
8 2 (1.50%) Groovy
8 2 (1.50%) PHP
9 1 (0.75%) Embedded C
9 1 (0.75%) Go
9 1 (0.75%) JavaScript
Qualifications
1 31 (23.31%) Degree
2 4 (3.01%) Computer Science Degree
3 3 (2.26%) CCNA
3 3 (2.26%) Cisco Certification
4 2 (1.50%) CCIE
4 2 (1.50%) CCNP
4 2 (1.50%) ITIL Foundation Certificate
4 2 (1.50%) RHCE
4 2 (1.50%) RHCSA
5 1 (0.75%) CCIE Security
5 1 (0.75%) RHCA
Quality Assurance & Compliance
1 2 (1.50%) ISAE 3402
1 2 (1.50%) ISO/IEC 27001
1 2 (1.50%) SSAE 16
2 1 (0.75%) PCI DSS
System Software
1 34 (25.56%) Virtual Machines
2 32 (24.06%) VMware Infrastructure
3 29 (21.80%) Docker
4 23 (17.29%) NFS
5 15 (11.28%) Samba
6 7 (5.26%) KVM
7 6 (4.51%) Hyper-V
8 5 (3.76%) GlusterFS
8 5 (3.76%) XenServer
9 4 (3.01%) Job Entry Subsystem
9 4 (3.01%) Varnish
10 3 (2.26%) Xen
11 2 (1.50%) Active Directory
11 2 (1.50%) Gluster
11 2 (1.50%) VMware ESXi
12 1 (0.75%) Apache ZooKeeper
12 1 (0.75%) Ceph
12 1 (0.75%) etcd
12 1 (0.75%) Firmware
12 1 (0.75%) LXC
Systems Management
1 43 (32.33%) Opscode Chef
2 42 (31.58%) Puppet
3 41 (30.83%) Ansible
4 35 (26.32%) Nagios
5 34 (25.56%) Cacti
6 32 (24.06%) SELinux
7 26 (19.55%) Kubernetes
8 23 (17.29%) Salt
9 22 (16.54%) Grafana
10 20 (15.04%) Icinga
11 18 (13.53%) Oracle ZFS
12 13 (9.77%) Red Hat Satellite
13 12 (9.02%) HAProxy
14 6 (4.51%) Prometheus
15 5 (3.76%) Consul
15 5 (3.76%) Graphite
15 5 (3.76%) SCCM
15 5 (3.76%) SCDPM
15 5 (3.76%) SCOM
16 4 (3.01%) EMC NetWorker
Vendors
1 82 (61.65%) Red Hat
2 43 (32.33%) Cisco
3 35 (26.32%) VMware
4 21 (15.79%) Microsoft
5 20 (15.04%) Hitachi
6 17 (12.78%) Oracle
7 13 (9.77%) Brocade
7 13 (9.77%) EMC
7 13 (9.77%) HP
7 13 (9.77%) NetApp
7 13 (9.77%) Sun
8 5 (3.76%) Citrix
8 5 (3.76%) Rackspace
8 5 (3.76%) Vyatta
9 3 (2.26%) F5
10 1 (0.75%) Atlassian
10 1 (0.75%) Infobright
10 1 (0.75%) New Relic
10 1 (0.75%) Qualys
10 1 (0.75%) Splunk