Period
to 26 September 2021

The following table provides summary statistics for contract job vacancies 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 26 September 2021 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
UK
6 months to
26 Sep 2021
Same period 2020 Same period 2019
Rank 793 504 842
Rank change year-on-year -289 +338 +55
Contract jobs citing iptables 12 5 4
As % of all contract jobs advertised in the UK 0.015% 0.017% 0.005%
As % of the System Software category 0.11% 0.12% 0.029%
Number of daily rates quoted 6 2 4
10th Percentile £372 £439 £220
25th Percentile £377 £441 £239
Median daily rate (50th Percentile) £395 £463 £275
Median % change year-on-year -14.59% +68.18% -43.59%
75th Percentile £519 £497 £300
90th Percentile £591 £506 "
UK excluding London median daily rate £475 - £300

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 with a requirement for system software skills.

All System Software Skills
UK
Contract vacancies with a requirement for system software skills 11,080 4,335 13,729
As % of all contract IT jobs advertised in the UK 13.93% 14.72% 15.61%
Number of daily rates quoted 7,814 2,906 9,237
10th Percentile £210 £225 £170
25th Percentile £400 £373 £325
Median daily rate (50th Percentile) £500 £475 £463
Median % change year-on-year +5.26% +2.70% +2.78%
75th Percentile £600 £575 £575
90th Percentile £675 £638 £638
UK excluding London median daily rate £425 £450 £425
% change year-on-year -5.56% +5.88% +6.25%
Number of hourly rates quoted 352 161 633
10th Percentile £12.06 £11.17 £11.17
25th Percentile £13.50 £12.76 £13.50
Median hourly rate £17.50 £17.75 £16.62
Median % change year-on-year -1.41% +6.83% +3.84%
75th Percentile £39.60 £40.75 £24.50
90th Percentile £65.50 £53.75 £47.00
UK excluding London median hourly rate £16.23 £17.35 £15.86
% change year-on-year -6.43% +9.36% +2.32%

iptables
Job Vacancy Trend

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

Job vacancy trend for iptables in the UK

iptables
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing iptables.

Daily rate trend for iptables in the UK

iptables
Daily Rate Histogram

Daily rate distribution for jobs citing iptables over the 6 months to 26 September 2021.

Daily rate histogram for iptables in the UK

iptables
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing iptables.

Hourly rate trend for iptables in the UK

iptables
Top 6 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing iptables within the UK over the 6 months to 26 September 2021. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -241 10 £395 -16.84% 3
London -185 7 £389 -18.11% 1
Work from Home -252 6 £388 -18.32%
UK excluding London - 3 £475 - 2
South West - 2 £475 - 1
South East - 1 - - 1

For the 6 months to 26 September 2021, 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 with a requirement for iptables.

1 12 (100.00%) Linux
2 9 (75.00%) DNS
2 9 (75.00%) Docker
3 8 (66.67%) IPv4
3 8 (66.67%) C
3 8 (66.67%) C++
3 8 (66.67%) Python
3 8 (66.67%) VPN
4 7 (58.33%) Agile Software Development
4 7 (58.33%) Go
5 6 (50.00%) Ansible
6 5 (41.67%) DevOps
6 5 (41.67%) Cybersecurity
6 5 (41.67%) Rust
6 5 (41.67%) Software Engineering
6 5 (41.67%) Security Cleared
6 5 (41.67%) Git (software)
6 5 (41.67%) Bash Shell
6 5 (41.67%) Capacity Planning
7 4 (33.33%) Confluence
7 4 (33.33%) OpenVPN
7 4 (33.33%) Test Automation
7 4 (33.33%) RESTful
7 4 (33.33%) Azure
7 4 (33.33%) AWS
7 4 (33.33%) SC Cleared
7 4 (33.33%) JIRA
7 4 (33.33%) ZigBee
7 4 (33.33%) Atlassian
7 4 (33.33%) Algorithms

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 4 (33.33%) Confluence
2 1 (8.33%) Apache
2 1 (8.33%) nginx
Applications
1 1 (8.33%) Microsoft Office
1 1 (8.33%) Microsoft Project
1 1 (8.33%) MS Visio
Cloud Services
1 4 (33.33%) AWS
1 4 (33.33%) Azure
Communications & Networking
1 9 (75.00%) DNS
2 8 (66.67%) IPv4
2 8 (66.67%) VPN
3 4 (33.33%) Bluetooth
3 4 (33.33%) DHCP
3 4 (33.33%) Ethernet
3 4 (33.33%) IPsec
3 4 (33.33%) IPv6
3 4 (33.33%) MQTT
3 4 (33.33%) OpenVPN
3 4 (33.33%) VLAN
3 4 (33.33%) VXLAN
3 4 (33.33%) Wi-Fi
3 4 (33.33%) Wireless
3 4 (33.33%) ZigBee
4 2 (16.67%) Firewall
5 1 (8.33%) NAS
5 1 (8.33%) SAN
5 1 (8.33%) SNMP
5 1 (8.33%) Telnet
Database & Business Intelligence
1 1 (8.33%) Data Lake
1 1 (8.33%) MySQL
1 1 (8.33%) PostgreSQL
Development Applications
1 5 (41.67%) Git (software)
2 4 (33.33%) Arsenale Dataplane
2 4 (33.33%) Artifactory
2 4 (33.33%) Jenkins
2 4 (33.33%) JIRA
2 4 (33.33%) Maven
2 4 (33.33%) SonarQube
2 4 (33.33%) TestRail
3 2 (16.67%) GitLab
4 1 (8.33%) Clang
4 1 (8.33%) GCC
General
1 4 (33.33%) Social Skills
2 2 (16.67%) Games
2 2 (16.67%) Public Sector
3 1 (8.33%) Documentation Skills
Job Titles
1 4 (33.33%) DevOps Engineer
2 3 (25.00%) Developer
2 3 (25.00%) Embedded Developer
2 3 (25.00%) Linux Developer
2 3 (25.00%) Python Developer
3 2 (16.67%) Software Engineer
4 1 (8.33%) Administrator
4 1 (8.33%) AWS DevOps
4 1 (8.33%) AWS DevOps Engineer
4 1 (8.33%) Embedded Engineer
4 1 (8.33%) Embedded Linux Software Engineer
4 1 (8.33%) Embedded Software Engineer
4 1 (8.33%) Kubernetes Engineer
4 1 (8.33%) Lead DevOps
4 1 (8.33%) Linux Administrator
4 1 (8.33%) Linux Engineer
4 1 (8.33%) Linux Systems Administrator
4 1 (8.33%) Python Engineer
4 1 (8.33%) Python Software Engineer
4 1 (8.33%) Systems Administrator
Libraries, Frameworks & Software Standards
1 4 (33.33%) Elastic Stack
1 4 (33.33%) Kafka
1 4 (33.33%) Keycloak
1 4 (33.33%) RESTful
2 3 (25.00%) Velocity
3 1 (8.33%) gRPC
3 1 (8.33%) LDAP
3 1 (8.33%) REST
3 1 (8.33%) YAML
3 1 (8.33%) ZeroMQ
Miscellaneous
1 4 (33.33%) Algorithms
1 4 (33.33%) Device Driver
1 4 (33.33%) PKI
2 1 (8.33%) Clustering
2 1 (8.33%) Data Centre
2 1 (8.33%) Embedded Systems
2 1 (8.33%) HACMP
2 1 (8.33%) Self-Motivation
Operating Systems
1 12 (100.00%) Linux
2 4 (33.33%) Embedded Linux
3 1 (8.33%) AIX
3 1 (8.33%) CentOS
3 1 (8.33%) Red Hat Enterprise Linux
3 1 (8.33%) SUSE Linux Enterprise Server
3 1 (8.33%) Unix
Processes & Methodologies
1 7 (58.33%) Agile Software Development
2 5 (41.67%) Capacity Planning
2 5 (41.67%) Cybersecurity
2 5 (41.67%) DevOps
2 5 (41.67%) Software Engineering
3 4 (33.33%) Cryptography
3 4 (33.33%) Device Driver Development
3 4 (33.33%) Edge Computing
3 4 (33.33%) Embedded Software Development
3 4 (33.33%) Linux Kernel Development
3 4 (33.33%) OO
3 4 (33.33%) OOP
3 4 (33.33%) Test Automation
3 4 (33.33%) Validation
4 3 (25.00%) Microservices
4 3 (25.00%) Open Source
5 2 (16.67%) Computer Science
5 2 (16.67%) Full Stack Development
5 2 (16.67%) Problem-Solving
5 2 (16.67%) Task Automation
Programming Languages
1 8 (66.67%) C
1 8 (66.67%) C++
1 8 (66.67%) Python
2 7 (58.33%) Go
3 5 (41.67%) Bash Shell
3 5 (41.67%) Rust
4 3 (25.00%) Java
4 3 (25.00%) Perl
4 3 (25.00%) Ruby
5 1 (8.33%) Shell Script
Qualifications
1 5 (41.67%) Security Cleared
2 4 (33.33%) CCNA
2 4 (33.33%) Cisco Certification
2 4 (33.33%) SC Cleared
3 2 (16.67%) Computer Science Degree
3 2 (16.67%) Degree
4 1 (8.33%) BPSS Clearance
4 1 (8.33%) DV Cleared
Quality Assurance & Compliance
1 1 (8.33%) Disclosure Scotland
1 1 (8.33%) SLA
System Software
1 9 (75.00%) Docker
2 4 (33.33%) KVM
2 4 (33.33%) Xen
3 1 (8.33%) Active Directory
3 1 (8.33%) Samba
3 1 (8.33%) Sendmail
3 1 (8.33%) Veritas File System
Systems Management
1 6 (50.00%) Ansible
2 4 (33.33%) Kubernetes
2 4 (33.33%) Sysdig
2 4 (33.33%) Terraform
3 1 (8.33%) BMC PATROL
3 1 (8.33%) NetBackup
3 1 (8.33%) OpenView
3 1 (8.33%) systemd
3 1 (8.33%) Tivoli
3 1 (8.33%) Tivoli Storage Manager
Vendors
1 4 (33.33%) Atlassian
1 4 (33.33%) Dynatrace
2 1 (8.33%) BMC
2 1 (8.33%) Cisco
2 1 (8.33%) F5
2 1 (8.33%) HP
2 1 (8.33%) IBM
2 1 (8.33%) Oracle
2 1 (8.33%) Red Hat
2 1 (8.33%) Remedy
2 1 (8.33%) SaltStack
2 1 (8.33%) Veritas