Period
to 21 October 2018

The following table provides summary statistics for contract job vacancies advertised in Cardiff with a requirement for iptables skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited iptables over the 6 months to 21 October 2018 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Linux iptables
South Wales > Cardiff
6 months to
21 Oct 2018
Same period 2017 Same period 2016
Rank 77 57 -
Rank change year-on-year -20 - -
Contract jobs citing iptables 6 3 0
As % of all contract IT jobs advertised in Cardiff 0.74% 0.51% -
As % of the System Software category 6.38% 3.90% -
Number of daily rates quoted 4 2 0
Cardiff median daily rate £463 £303 -
Median daily rate % change year-on-year +52.89% - -
South Wales median daily rate £463 £303 -
% change year-on-year +52.89% - -
Number of hourly rates quoted 0 0 0
Cardiff median hourly rate - - -
South Wales median hourly rate - - -

iptables is in the System Software category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Cardiff with a requirement for system software skills.

All System Software Skills
Cardiff
Contract vacancies with a requirement for system software skills 94 77 68
As % of all contract IT jobs advertised in Cardiff 11.56% 12.98% 11.64%
Number of daily rates quoted 67 51 34
Cardiff median daily rate £395 £225 £425
Median daily rate % change year-on-year +75.56% -47.06% +30.77%
10th Percentile £149 £130 £97
90th Percentile £530 £388 £550
South Wales median daily rate £413 £195 £413
% change year-on-year +111.54% -52.73% +20.44%
Number of hourly rates quoted 7 11 13
Cardiff median hourly rate £15.00 £13.00 £12.50
Median hourly rate % change year-on-year +15.38% +4.00% -21.88%
10th Percentile £11.97 £11.17 £10.55
90th Percentile £137.25 £18.00 £16.20
South Wales median hourly rate £13.00 £13.00 £13.00

iptables
Job Vacancy Trend in Cardiff

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

Job vacancy trend for iptables in Cardiff

iptables
Contractor Daily Rate Trend in Cardiff

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing iptables in Cardiff.

Contractor daily rate trend for iptables in Cardiff

For the 6 months to 21 October 2018, IT contractor 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 contract job ads across the Cardiff region with a requirement for iptables.

1 6 (100.00%) Oracle
1 6 (100.00%) Linux
1 6 (100.00%) TCP/IP
1 6 (100.00%) DNS
1 6 (100.00%) Red Hat
1 6 (100.00%) JIRA
1 6 (100.00%) Red Hat Enterprise Linux
1 6 (100.00%) Confluence
1 6 (100.00%) tcpdump
1 6 (100.00%) Puppet
1 6 (100.00%) DevOps
2 5 (83.33%) Agile Software Development
3 4 (66.67%) SSH
3 4 (66.67%) Maven
3 4 (66.67%) Remedy
3 4 (66.67%) SQL Server
3 4 (66.67%) Perl
3 4 (66.67%) Ansible
3 4 (66.67%) Git (software)
3 4 (66.67%) Server Hardening
4 3 (50.00%) Docker
4 3 (50.00%) NuGet
4 3 (50.00%) Jenkins
4 3 (50.00%) Vagrant
4 3 (50.00%) SQL
4 3 (50.00%) LDAP
4 3 (50.00%) Configuration Management
4 3 (50.00%) NFS
5 2 (33.33%) Java
5 2 (33.33%) User Acceptance Testing

iptables
Co-occurring IT Skills in Cardiff 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 6 (100.00%) Confluence
Cloud Services
1 3 (50.00%) NuGet
2 2 (33.33%) Amazon AWS
2 2 (33.33%) IaaS
2 2 (33.33%) Microsoft Azure
2 2 (33.33%) PaaS
2 2 (33.33%) Serverless
Communications & Networking
1 6 (100.00%) DNS
1 6 (100.00%) TCP/IP
1 6 (100.00%) tcpdump
2 4 (66.67%) SSH
Database & Business Intelligence
1 4 (66.67%) SQL Server
2 2 (33.33%) Apache Hive
2 2 (33.33%) Big Data
2 2 (33.33%) Hadoop
2 2 (33.33%) MySQL
Development Applications
1 6 (100.00%) JIRA
2 4 (66.67%) Git (software)
2 4 (66.67%) Maven
3 3 (50.00%) Jenkins
3 3 (50.00%) Vagrant
4 2 (33.33%) Ant
4 2 (33.33%) Artifactory
4 2 (33.33%) Hudson
4 2 (33.33%) Sonatype Nexus
4 2 (33.33%) Subversion
General
1 2 (33.33%) Finance
Job Titles
1 2 (33.33%) Consultant
1 2 (33.33%) DevOps Consultant
1 2 (33.33%) DevOps Engineer
1 2 (33.33%) Linux/Unix DevOps
2 1 (16.67%) Administrator
2 1 (16.67%) AWS Consultant
2 1 (16.67%) AWS DevOps
2 1 (16.67%) Cloud Consultant
2 1 (16.67%) DevOps Administrator
2 1 (16.67%) Linux Administrator
2 1 (16.67%) Linux DevOps Administrator
2 1 (16.67%) Linux DevOps Engineer
2 1 (16.67%) Linux Engineer
2 1 (16.67%) Linux Systems Administrator
2 1 (16.67%) Platform Engineer
2 1 (16.67%) Systems Administrator
2 1 (16.67%) Systems Engineer
Libraries, Frameworks & Software Standards
1 3 (50.00%) LDAP
2 2 (33.33%) Elastic Stack
2 2 (33.33%) OAuth
2 2 (33.33%) Stripes Framework
Operating Systems
1 6 (100.00%) Linux
1 6 (100.00%) Red Hat Enterprise Linux
Processes & Methodologies
1 6 (100.00%) DevOps
2 5 (83.33%) Agile Software Development
3 4 (66.67%) Server Hardening
4 3 (50.00%) Configuration Management
5 2 (33.33%) Artificial Intelligence
5 2 (33.33%) Data Management
5 2 (33.33%) ETL
5 2 (33.33%) Scrum
5 2 (33.33%) Statistical Modelling
5 2 (33.33%) Storage Management
5 2 (33.33%) System Integration Testing
5 2 (33.33%) Test Automation
5 2 (33.33%) User Acceptance Testing
6 1 (16.67%) Continuous Delivery
6 1 (16.67%) Continuous Integration
Programming Languages
1 4 (66.67%) Perl
2 3 (50.00%) SQL
3 2 (33.33%) Java
3 2 (33.33%) PowerShell
3 2 (33.33%) Python
3 2 (33.33%) R
System Software
1 3 (50.00%) Docker
1 3 (50.00%) NFS
2 2 (33.33%) Virtual Machines
2 2 (33.33%) VMware Infrastructure
2 2 (33.33%) vSphere
Systems Management
1 6 (100.00%) Puppet
2 4 (66.67%) Ansible
3 2 (33.33%) Kubernetes
3 2 (33.33%) Opscode Chef
Vendors
1 6 (100.00%) Oracle
1 6 (100.00%) Red Hat
2 4 (66.67%) Remedy
3 2 (33.33%) Cloudera
3 2 (33.33%) Hortonworks
3 2 (33.33%) VMware