Period
to 20 July 2018

The following table provides summary statistics for contract job vacancies with a requirement for Linux skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Linux over the 6 months to 20 July 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
UK
6 months to
20 Jul 2018
Same period 2017 Same period 2016
Rank 11 12 11
Rank change year-on-year +1 -1 +7
Contract jobs citing Linux 8,837 8,837 10,491
As % of all contract IT jobs advertised in the UK 8.48% 9.28% 9.53%
As % of the Operating Systems category 40.89% 44.88% 42.63%
Number of daily rates quoted 5,718 5,828 7,005
UK median daily rate £490 £463 £442
Median daily rate % change year-on-year +5.95% +4.64% +7.15%
10th Percentile £319 £315 £300
90th Percentile £644 £613 £592
UK excluding London median daily rate £440 £425 £400
% change year-on-year +3.53% +6.25% +6.67%
Number of hourly rates quoted 226 172 240
UK median hourly rate £41.75 £40.00 £40.00
Median hourly rate % change year-on-year +4.38% - +8.11%
10th Percentile £14.75 £23.78 £18.00
90th Percentile £55.44 £51.66 £49.46
UK excluding London median hourly rate £41.50 £40.00 £40.00
% change year-on-year +3.75% - +6.67%

Linux is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for operating system skills.

All Operating Systems
UK
Contract vacancies with a requirement for operating system skills 21,609 19,689 24,611
As % of all contract IT jobs advertised in the UK 20.74% 20.67% 22.35%
Number of daily rates quoted 13,525 12,421 15,471
UK median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25% +6.67%
10th Percentile £180 £195 £210
90th Percentile £613 £588 £575
UK excluding London median daily rate £390 £400 £375
% change year-on-year -2.50% +6.67% +7.14%
Number of hourly rates quoted 1,475 1,141 1,328
UK median hourly rate £17.50 £16.50 £16.50
Median hourly rate % change year-on-year +6.06% - +2.10%
10th Percentile £11.17 £10.50 £10.59
90th Percentile £47.50 £47.50 £45.00
UK excluding London median hourly rate £16.00 £15.50 £16.50
% change year-on-year +3.23% -6.06% +4.10%

Linux
Job Vacancy Trend

Job postings citing Linux as a percentage of all IT jobs advertised.

Job vacancy trend for Linux in the UK

Linux
Contractor Daily Rate Trend

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

Contractor daily rate trend for Linux in the UK

Linux
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Linux over the 6 months to 20 July 2018.

Contractor daily rate histogram for Linux in the UK

Linux
Contractor Hourly Rate Trend

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Linux.

Contractor hourly rate trend for Linux in the UK

Linux
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing Linux over the 6 months to 20 July 2018.

Contractor hourly rate histogram for Linux in the UK

Linux
Top 17 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the UK over the 6 months to 20 July 2018. 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 +1 8,277 £500 +5.26% 2,525
UK excluding London -4 4,546 £440 +3.53% 1,651
London -6 4,169 £525 +5.00% 1,049
South East -2 1,688 £465 +9.41% 471
North of England -2 1,092 £425 - 377
Midlands -2 511 £425 -5.56% 166
Yorkshire -4 454 £425 -5.56% 144
North West -4 434 £450 +5.88% 194
East of England +3 411 £425 -5.56% 254
South West +2 400 £450 +5.88% 206
Scotland -16 345 £400 - 108
West Midlands -8 303 £450 -5.26% 118
East Midlands +6 207 £405 +11.72% 46
North East 0 206 £365 -2.41% 39
Wales -20 90 £450 - 35
Northern Ireland -38 17 £453 +7.74% 31
Channel Islands - 1 £175 - 2

For the 6 months to 20 July 2018, IT contractor jobs citing Linux 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 Linux.

1 2,966 (33.56%) DevOps
2 2,703 (30.59%) Python
3 2,678 (30.30%) Agile Software Development
4 2,517 (28.48%) Java
5 2,438 (27.59%) Unix
6 2,371 (26.83%) Windows
7 2,247 (25.43%) Amazon AWS
8 2,242 (25.37%) Jenkins
9 2,023 (22.89%) Git (software)
10 1,907 (21.58%) Docker
11 1,822 (20.62%) Ansible
12 1,788 (20.23%) Puppet
13 1,667 (18.86%) SQL
14 1,487 (16.83%) Continuous Integration
15 1,469 (16.62%) Red Hat Enterprise Linux
16 1,423 (16.10%) Finance
17 1,407 (15.92%) Configuration Management
18 1,343 (15.20%) Oracle
19 1,337 (15.13%) Bash Shell
20 1,262 (14.28%) Red Hat
21 1,237 (14.00%) JavaScript
22 1,185 (13.41%) Security Cleared
23 1,084 (12.27%) Terraform
24 1,055 (11.94%) Opscode Chef
25 1,043 (11.80%) Microsoft Azure
26 972 (11.00%) Kubernetes
27 967 (10.94%) VMware
28 938 (10.61%) SC Cleared
29 931 (10.54%) Test Automation
30 921 (10.42%) Perl

Linux
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
1 728 (8.24%) Apache
2 460 (5.21%) Confluence
3 392 (4.44%) Tomcat
4 379 (4.29%) Elasticsearch
5 352 (3.98%) Apache Spark
6 299 (3.38%) nginx
7 272 (3.08%) JBoss
8 215 (2.43%) WebSphere
9 183 (2.07%) OpenStack
10 179 (2.03%) IIS
11 178 (2.01%) WebLogic
12 116 (1.31%) Oracle SOA Suite
13 115 (1.30%) MS Exchange
14 79 (0.89%) SharePoint
15 72 (0.81%) CMS
16 70 (0.79%) WebSphere Application Server
17 64 (0.72%) Cloud Foundry
17 64 (0.72%) Jetty
18 57 (0.65%) WordPress
19 56 (0.63%) Apache Solr
Applications
1 112 (1.27%) Microsoft Office
2 46 (0.52%) Microsoft Excel
3 36 (0.41%) MS Visio
4 27 (0.31%) Microsoft Project
5 20 (0.23%) Microsoft PowerPoint
6 12 (0.14%) Spreadsheet
7 11 (0.12%) HipChat
7 11 (0.12%) Stata
8 4 (0.045%) Simulink
9 3 (0.034%) Adobe Creative Suite
9 3 (0.034%) Photoshop
10 2 (0.023%) Adobe Illustrator
10 2 (0.023%) Chatbot
11 1 (0.011%) Adobe After Effects
11 1 (0.011%) Adobe Premiere
11 1 (0.011%) Autodesk Inventor
11 1 (0.011%) Avid Media Composer
11 1 (0.011%) CATIA
11 1 (0.011%) Final Cut Pro
11 1 (0.011%) Shockwave
Business Applications
1 55 (0.62%) ION MarketView
2 34 (0.38%) Magento
2 34 (0.38%) Remedy ITSM
3 29 (0.33%) Oracle Applications
4 22 (0.25%) Oracle EBS
5 20 (0.23%) Siebel CRM
6 15 (0.17%) Oracle Utilities
7 13 (0.15%) Dynamics CRM
8 12 (0.14%) IBM Operational Decision Manager
9 11 (0.12%) Oracle BPM
10 9 (0.10%) BusinessWorks
10 9 (0.10%) Oracle EBS R12
11 8 (0.091%) Distributed Ledger
11 8 (0.091%) Payment Gateway
12 7 (0.079%) Endur
13 6 (0.068%) Remedy AR System
13 6 (0.068%) Salesforce.com CRM
14 5 (0.057%) ENOVIA
14 5 (0.057%) OpenLink RightAngle
14 5 (0.057%) RMDS
Cloud Services
1 2,247 (25.43%) Amazon AWS
2 1,043 (11.80%) Microsoft Azure
3 416 (4.71%) GitHub
4 356 (4.03%) Amazon EC2
5 304 (3.44%) AWS CloudFormation
6 273 (3.09%) PaaS
7 265 (3.00%) IaaS
8 245 (2.77%) Amazon S3
9 244 (2.76%) Serverless
10 220 (2.49%) Google Cloud Platform
11 207 (2.34%) AWS Lambda
12 187 (2.12%) Virtual Private Cloud
13 184 (2.08%) OpenShift
14 154 (1.74%) Amazon CloudWatch
14 154 (1.74%) Cloud Computing
15 152 (1.72%) Office 365
16 129 (1.46%) SaaS
17 122 (1.38%) Route 53
18 102 (1.15%) Amazon ELB
19 72 (0.81%) Datadog
Communications & Networking
1 708 (8.01%) Firewall
2 626 (7.08%) TCP/IP
3 564 (6.38%) DNS
4 492 (5.57%) HTTP
5 366 (4.14%) SSL
6 298 (3.37%) SAN
7 213 (2.41%) DHCP
8 193 (2.18%) VPN
9 167 (1.89%) Network Security
10 165 (1.87%) FTP
11 156 (1.77%) Internet
12 155 (1.75%) WAN
13 142 (1.61%) LAN
14 108 (1.22%) Kerberos
14 108 (1.22%) SSH
15 93 (1.05%) SMS
16 87 (0.98%) NAS
17 82 (0.93%) IPsec
18 78 (0.88%) SNMP
19 73 (0.83%) VLAN
Database & Business Intelligence
1 868 (9.82%) MySQL
2 723 (8.18%) PostgreSQL
3 703 (7.96%) Relational Database
4 682 (7.72%) SQL Server
5 608 (6.88%) MongoDB
6 543 (6.14%) Big Data
7 502 (5.68%) NoSQL
8 475 (5.38%) Hadoop
9 358 (4.05%) Oracle Database
10 271 (3.07%) Apache Cassandra
11 227 (2.57%) Amazon RDS
12 217 (2.46%) RDBMS
13 196 (2.22%) HBase
14 180 (2.04%) DB2
15 179 (2.03%) Apache Hive
15 179 (2.03%) Redis
16 145 (1.64%) Oracle Database 11g
17 135 (1.53%) Data Warehouse
18 107 (1.21%) Amazon Redshift
19 91 (1.03%) Oracle Database 12c
Development Applications
1 2,242 (25.37%) Jenkins
2 2,023 (22.89%) Git (software)
3 800 (9.05%) JIRA
4 453 (5.13%) Maven
5 410 (4.64%) Subversion
6 353 (3.99%) Selenium
7 329 (3.72%) Cucumber
8 309 (3.50%) Sonatype Nexus
9 278 (3.15%) JUnit
10 269 (3.04%) Artifactory
11 267 (3.02%) TeamCity
12 230 (2.60%) GitLab
13 212 (2.40%) Vagrant
14 187 (2.12%) Bitbucket
15 178 (2.01%) Atlassian Bamboo
16 164 (1.86%) Gradle
17 159 (1.80%) Eclipse
18 122 (1.38%) Ant
19 117 (1.32%) Travis CI
20 114 (1.29%) IntelliJ
General
1 1,423 (16.10%) Finance
2 630 (7.13%) Banking
3 282 (3.19%) Front Office
4 205 (2.32%) Telecoms
5 187 (2.12%) Investment Banking
6 128 (1.45%) Retail
7 108 (1.22%) Marketing
8 92 (1.04%) Manufacturing
9 83 (0.94%) Back Office
10 81 (0.92%) Financial Institution
11 77 (0.87%) Electronics
12 66 (0.75%) Games
13 61 (0.69%) Law
14 51 (0.58%) Legal
15 44 (0.50%) Publishing
16 42 (0.48%) Advertising
17 28 (0.32%) Automotive
18 27 (0.31%) Aerospace
19 23 (0.26%) Military
20 20 (0.23%) German Language
Job Titles
1 2,312 (26.16%) Developer
2 1,859 (21.04%) DevOps Engineer
3 746 (8.44%) Java Developer
4 611 (6.91%) Linux Engineer
5 585 (6.62%) AWS Engineer
6 529 (5.99%) Administrator
7 513 (5.81%) AWS DevOps
8 476 (5.39%) Architect
9 452 (5.11%) AWS DevOps Engineer
10 413 (4.67%) Analyst
11 337 (3.81%) Python Developer
12 331 (3.75%) Software Engineer
13 327 (3.70%) Consultant
14 309 (3.50%) Systems Administrator
15 304 (3.44%) Linux/Unix DevOps
16 300 (3.39%) Cloud Engineer
17 290 (3.28%) Senior Developer
18 280 (3.17%) Infrastructure Engineer
19 250 (2.83%) Senior DevOps
20 246 (2.78%) Linux Administrator
Libraries, Frameworks & Software Standards
1 860 (9.73%) Web Services
2 775 (8.77%) HTML
3 672 (7.60%) REST
4 633 (7.16%) Spring
5 621 (7.03%) CSS
6 587 (6.64%) Node.js
7 504 (5.70%) Middleware
8 490 (5.54%) Kafka
9 479 (5.42%) JSON
10 451 (5.10%) XML
11 432 (4.89%) RESTful
12 427 (4.83%) AngularJS
13 380 (4.30%) Elastic Stack
14 328 (3.71%) SOAP
15 311 (3.52%) RabbitMQ
16 304 (3.44%) .NET
16 304 (3.44%) HTML5
17 277 (3.13%) React
18 247 (2.80%) Spring Boot
19 242 (2.74%) jQuery
Miscellaneous
1 630 (7.13%) Analytical Skills
2 398 (4.50%) Data Centre
3 380 (4.30%) Linux Command Line
4 325 (3.68%) Computer Science
5 212 (2.40%) Greenfield Project
6 196 (2.22%) Clustering
7 184 (2.08%) Foreign Exchange (FX)
8 167 (1.89%) Replication
9 165 (1.87%) Enterprise Software
10 152 (1.72%) Algorithms
10 152 (1.72%) Management Information System
11 151 (1.71%) User Experience
12 144 (1.63%) Self-Motivation
13 143 (1.62%) Public Cloud
14 125 (1.41%) Fintech
15 121 (1.37%) Fixed Income
16 96 (1.09%) Virtual Team
17 92 (1.04%) Data Structures
18 89 (1.01%) Private Cloud
19 81 (0.92%) Equities
Operating Systems
1 2,438 (27.59%) Unix
2 2,371 (26.83%) Windows
3 1,469 (16.62%) Red Hat Enterprise Linux
4 651 (7.37%) Windows Server
5 632 (7.15%) CentOS
6 436 (4.93%) Solaris
7 410 (4.64%) Ubuntu
8 286 (3.24%) AIX
9 198 (2.24%) Windows Server 2012
10 149 (1.69%) Windows Server 2008
11 130 (1.47%) Mac OS X
12 125 (1.41%) Windows 10
13 124 (1.40%) Android
14 111 (1.26%) Windows 7
15 85 (0.96%) Apple iOS
16 82 (0.93%) SUSE
17 77 (0.87%) Debian
18 64 (0.72%) HPUX
18 64 (0.72%) SUSE Linux Enterprise Server
19 63 (0.71%) Mac OS
Processes & Methodologies
1 2,966 (33.56%) DevOps
2 2,678 (30.30%) Agile Software Development
3 1,487 (16.83%) Continuous Integration
4 1,407 (15.92%) Configuration Management
5 931 (10.54%) Test Automation
6 916 (10.37%) Open Source
7 900 (10.18%) TDD
8 796 (9.01%) Problem-Solving
9 775 (8.77%) Scrum
10 701 (7.93%) Software Engineering
11 636 (7.20%) Microservices
12 548 (6.20%) BDD
13 544 (6.16%) Continuous Delivery
14 509 (5.76%) ITIL
15 496 (5.61%) Migration
16 443 (5.01%) OO
17 424 (4.80%) Deployment Automation
18 400 (4.53%) Analytics
19 398 (4.50%) SDLC
20 377 (4.27%) Web Development
Programming Languages
1 2,703 (30.59%) Python
2 2,517 (28.48%) Java
3 1,667 (18.86%) SQL
4 1,337 (15.13%) Bash Shell
5 1,237 (14.00%) JavaScript
6 921 (10.42%) Perl
7 884 (10.00%) Ruby
8 653 (7.39%) Shell Script
9 600 (6.79%) C++
10 497 (5.62%) PowerShell
11 431 (4.88%) C
12 403 (4.56%) Scala
13 401 (4.54%) PHP
14 347 (3.93%) C#
15 293 (3.32%) Go
16 292 (3.30%) Java 8
17 219 (2.48%) Groovy
18 184 (2.08%) PL/SQL
19 129 (1.46%) TypeScript
20 91 (1.03%) ES6
Qualifications
1 1,185 (13.41%) Security Cleared
2 938 (10.61%) SC Cleared
3 538 (6.09%) Degree
4 149 (1.69%) DV Cleared
5 126 (1.43%) Computer Science Degree
6 110 (1.24%) AWS Certification
7 109 (1.23%) BPSS Clearance
8 89 (1.01%) Cisco Certification
9 72 (0.81%) CISSP
10 63 (0.71%) Microsoft Certification
11 58 (0.66%) ISEB
12 57 (0.65%) CCNP
13 53 (0.60%) ISTQB
14 49 (0.55%) CCNA
15 47 (0.53%) MCSE
15 47 (0.53%) RHCE
16 37 (0.42%) ISTQB Foundation Certification
16 37 (0.42%) ITIL Certification
17 30 (0.34%) CISM
17 30 (0.34%) Master's Degree
Quality Assurance & Compliance
1 247 (2.80%) QA
2 145 (1.64%) SLA
3 94 (1.06%) GCP
4 75 (0.85%) Data Quality
5 54 (0.61%) GDPR
6 51 (0.58%) PCI DSS
7 49 (0.55%) ISO/IEC 27001
8 29 (0.33%) Sarbanes-Oxley
9 27 (0.31%) MiFID
10 17 (0.19%) Disclosure Scotland
11 16 (0.18%) PMO
12 12 (0.14%) COBIT
13 9 (0.10%) HIPAA
13 9 (0.10%) TARGET2
14 8 (0.091%) EMIR
15 6 (0.068%) Cyber Essentials
15 6 (0.068%) ISO 9001
15 6 (0.068%) MISRA
16 5 (0.057%) FINRA
16 5 (0.057%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
System Software
1 1,907 (21.58%) Docker
2 595 (6.73%) Active Directory
3 574 (6.50%) VMware Infrastructure
4 221 (2.50%) Virtual Machines
5 179 (2.03%) VMware ESXi
6 163 (1.84%) Hyper-V
7 160 (1.81%) HDFS
8 150 (1.70%) vSphere
9 132 (1.49%) Apache ZooKeeper
10 90 (1.02%) NFS
11 62 (0.70%) Apache Flume
11 62 (0.70%) Xen
12 61 (0.69%) Oracle RAC
13 58 (0.66%) VirtualBox
14 57 (0.65%) Virtual Servers
15 56 (0.63%) Veritas Cluster Server
16 54 (0.61%) KVM
16 54 (0.61%) XenApp
17 48 (0.54%) etcd
17 48 (0.54%) Firmware
Systems Management
1 1,822 (20.62%) Ansible
2 1,788 (20.23%) Puppet
3 1,084 (12.27%) Terraform
4 1,055 (11.94%) Opscode Chef
5 972 (11.00%) Kubernetes
6 239 (2.70%) Nagios
7 229 (2.59%) Packer
8 196 (2.22%) Salt
9 195 (2.21%) Grafana
10 187 (2.12%) Kibana
11 156 (1.77%) SCCM
12 152 (1.72%) logstash
13 129 (1.46%) HAProxy
14 122 (1.38%) Docker Swarm
15 108 (1.22%) Prometheus
16 105 (1.19%) Hadoop YARN
17 98 (1.11%) Consul
18 96 (1.09%) SCOM
19 81 (0.92%) Mesos
20 79 (0.89%) vCenter Server
Vendors
1 1,343 (15.20%) Oracle
2 1,262 (14.28%) Red Hat
3 967 (10.94%) VMware
4 858 (9.71%) Microsoft
5 409 (4.63%) Splunk
6 396 (4.48%) Google
6 396 (4.48%) IBM
7 389 (4.40%) Cisco
8 308 (3.49%) HP
9 212 (2.40%) Atlassian
10 187 (2.12%) Citrix
11 155 (1.75%) NetApp
12 132 (1.49%) SaltStack
13 131 (1.48%) Sybase
14 124 (1.40%) Cloudera
15 118 (1.34%) Veritas
16 114 (1.29%) Hortonworks
17 111 (1.26%) New Relic
18 106 (1.20%) SAP
19 105 (1.19%) TIBCO