Period
to 14 October 2019

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 14 October 2019 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
14 Oct 2019
Same period 2018 Same period 2017
Rank 18 16 12
Rank change year-on-year -2 -4 -1
Contract jobs citing Linux 6,383 8,435 8,935
As % of all contract IT jobs advertised in the UK 7.47% 8.25% 9.08%
As % of the Operating Systems category 36.02% 39.70% 43.56%
Number of daily rates quoted 3,943 5,404 5,810
UK median daily rate £500 £500 £475
Median daily rate % change year-on-year - +5.26% +5.56%
10th Percentile £323 £325 £313
90th Percentile £663 £644 £625
UK excluding London median daily rate £450 £450 £425
% change year-on-year - +5.88% +1.19%
Number of hourly rates quoted 191 205 234
UK median hourly rate £44.50 £42.50 £40.00
Median hourly rate % change year-on-year +4.71% +6.25% -
10th Percentile £20.00 £17.50 £22.75
90th Percentile £53.75 £52.80 £50.25
UK excluding London median hourly rate £44.00 £42.50 £41.15
% change year-on-year +3.53% +3.28% +2.88%

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 17,720 21,246 20,514
As % of all contract IT jobs advertised in the UK 20.75% 20.79% 20.84%
Number of daily rates quoted 11,030 13,106 12,926
UK median daily rate £425 £425 £425
10th Percentile £150 £163 £176
90th Percentile £613 £608 £590
UK excluding London median daily rate £400 £388 £375
% change year-on-year +3.23% +3.33% -
Number of hourly rates quoted 1,241 1,504 1,224
UK median hourly rate £17.50 £17.50 £17.50
10th Percentile £11.17 £11.00 £10.90
90th Percentile £50.00 £47.50 £47.83
UK excluding London median hourly rate £17.00 £16.50 £16.81
% change year-on-year +3.03% -1.81% +5.03%

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 14 October 2019.

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 14 October 2019.

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 14 October 2019. 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 -3 5,766 £500 - 2,521
UK excluding London -2 3,607 £450 - 1,868
London -5 2,646 £550 +4.76% 834
South East -14 963 £475 +5.56% 495
South West +8 728 £475 +5.56% 291
North of England -3 678 £465 +8.14% 378
Scotland +10 383 £425 - 127
East of England 0 374 £423 -6.11% 325
Midlands +2 361 £450 +5.88% 199
Yorkshire +4 297 £475 +11.76% 116
North West -3 295 £450 - 214
West Midlands +1 224 £450 +2.27% 117
East Midlands +13 131 £450 +12.50% 81
Wales +17 90 £475 +11.76% 37
North East -12 85 £450 +5.88% 48
Northern Ireland +5 38 £525 +22.81% 18
Channel Islands - 1 - -

For the 6 months to 14 October 2019, 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 2,200 (34.47%) DevOps
2 2,011 (31.51%) Python
3 1,883 (29.50%) Windows
4 1,879 (29.44%) Agile Software Development
5 1,864 (29.20%) AWS
6 1,575 (24.67%) Java
7 1,439 (22.54%) Unix
8 1,409 (22.07%) Docker
9 1,358 (21.28%) Ansible
10 1,272 (19.93%) Git (software)
11 1,238 (19.40%) Jenkins
12 1,151 (18.03%) Security Cleared
13 1,115 (17.47%) SQL
14 1,081 (16.94%) Terraform
15 1,052 (16.48%) Red Hat Enterprise Linux
16 989 (15.49%) Azure
17 963 (15.09%) Kubernetes
18 945 (14.80%) Finance
19 939 (14.71%) Bash Shell
20 883 (13.83%) Puppet
21 864 (13.54%) Red Hat
22 838 (13.13%) Oracle
23 805 (12.61%) SC Cleared
24 802 (12.56%) VMware
25 797 (12.49%) JavaScript
26 777 (12.17%) Configuration Management
27 744 (11.66%) Continuous Integration
28 711 (11.14%) Software Engineering
29 657 (10.29%) Microsoft
30 655 (10.26%) Scrum

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
1 416 (6.52%) Apache
2 335 (5.25%) Confluence
3 248 (3.89%) Apache Spark
4 218 (3.42%) Tomcat
5 187 (2.93%) Elasticsearch
6 186 (2.91%) nginx
7 178 (2.79%) JBoss
8 123 (1.93%) OpenStack
9 111 (1.74%) IIS
10 107 (1.68%) WebLogic
11 105 (1.64%) WebSphere
12 74 (1.16%) MS Exchange
13 61 (0.96%) SharePoint
14 47 (0.74%) Oracle SOA Suite
15 41 (0.64%) SAS
16 32 (0.50%) Jupyter
17 30 (0.47%) GeoServer
18 29 (0.45%) Jetty
19 26 (0.41%) Drupal
19 26 (0.41%) WordPress
Applications
1 122 (1.91%) Microsoft Office
2 42 (0.66%) Microsoft Excel
3 33 (0.52%) MS Visio
4 22 (0.34%) Microsoft PowerPoint
5 9 (0.14%) Microsoft Project
6 3 (0.047%) Mozilla Thunderbird
6 3 (0.047%) Photoshop
7 1 (0.016%) Abaqus
7 1 (0.016%) Adobe Creative Suite
7 1 (0.016%) Chatbot
7 1 (0.016%) FileZilla
7 1 (0.016%) Notepad++
7 1 (0.016%) Spreadsheet
Business Applications
1 34 (0.53%) Sparx Enterprise Architect
2 21 (0.33%) Remedy ITSM
3 20 (0.31%) Oracle Applications
4 18 (0.28%) BusinessWorks
5 17 (0.27%) Oracle BPM
5 17 (0.27%) Oracle EBS
6 15 (0.23%) Magento
7 12 (0.19%) assyst
7 12 (0.19%) Distributed Ledger
7 12 (0.19%) Oracle EBS R12
8 11 (0.17%) Dynamics CRM
8 11 (0.17%) Payment Gateway
9 10 (0.16%) CSG Singleview
10 9 (0.14%) Oracle Cash Management
10 9 (0.14%) Oracle Internet Expenses
10 9 (0.14%) Oracle Procure-to-Pay
10 9 (0.14%) R3 Corda
11 8 (0.13%) SAP S/4HANA
12 7 (0.11%) FINCAD Analytics
12 7 (0.11%) Oracle Subledger Accounting
Cloud Services
1 1,864 (29.20%) AWS
2 989 (15.49%) Azure
3 429 (6.72%) GCP
4 309 (4.84%) OpenShift
5 286 (4.48%) GitHub
6 279 (4.37%) Amazon S3
7 278 (4.36%) Amazon EC2
8 256 (4.01%) Serverless
9 239 (3.74%) AWS CloudFormation
10 205 (3.21%) AWS Lambda
11 184 (2.88%) PaaS
12 183 (2.87%) IaaS
13 178 (2.79%) Office 365
14 174 (2.73%) Amazon CloudWatch
15 141 (2.21%) Virtual Private Cloud
16 122 (1.91%) Amazon ECS
17 113 (1.77%) Amazon ELB
18 107 (1.68%) Route 53
19 98 (1.54%) Cloud Computing
20 93 (1.46%) SaaS
Communications & Networking
1 459 (7.19%) Firewall
2 396 (6.20%) TCP/IP
3 324 (5.08%) DNS
4 275 (4.31%) HTTP
5 205 (3.21%) VPN
6 196 (3.07%) WAN
7 175 (2.74%) SSL
8 172 (2.69%) SAN
9 149 (2.33%) LAN
10 148 (2.32%) DHCP
11 145 (2.27%) Internet
12 118 (1.85%) Network Security
13 106 (1.66%) Ethernet
14 85 (1.33%) FTP
15 78 (1.22%) Wireless
16 76 (1.19%) VoIP
17 75 (1.17%) Intrusion Detection
18 68 (1.07%) Wi-Fi
19 65 (1.02%) SSH
20 62 (0.97%) Wireshark
Database & Business Intelligence
1 603 (9.45%) MySQL
2 433 (6.78%) SQL Server
3 363 (5.69%) Big Data
4 337 (5.28%) MongoDB
5 311 (4.87%) PostgreSQL
6 306 (4.79%) Relational Database
7 292 (4.57%) Oracle Database
8 274 (4.29%) Hadoop
9 237 (3.71%) NoSQL
10 201 (3.15%) Amazon RDS
11 143 (2.24%) RDBMS
12 126 (1.97%) DB2
13 105 (1.64%) Data Warehouse
14 97 (1.52%) Apache Hive
15 79 (1.24%) Oracle Database 12c
16 74 (1.16%) Oracle Database 11g
17 73 (1.14%) HBase
18 70 (1.10%) Apache Cassandra
19 67 (1.05%) MariaDB
20 59 (0.92%) Amazon DynamoDB
Development Applications
1 1,272 (19.93%) Git (software)
2 1,238 (19.40%) Jenkins
3 612 (9.59%) JIRA
4 207 (3.24%) Maven
5 182 (2.85%) GitLab
6 181 (2.84%) Subversion
7 173 (2.71%) Sonatype Nexus
8 157 (2.46%) Bitbucket
9 135 (2.11%) JUnit
10 133 (2.08%) TeamCity
11 119 (1.86%) Selenium
12 115 (1.80%) SonarQube
13 112 (1.75%) Cucumber
14 108 (1.69%) Artifactory
15 98 (1.54%) Atlassian Bamboo
16 96 (1.50%) Visual Studio
17 93 (1.46%) Eclipse
18 79 (1.24%) Gradle
19 75 (1.17%) Mockito
19 75 (1.17%) Visual Studio Team System
General
1 945 (14.80%) Finance
2 382 (5.98%) Banking
3 350 (5.48%) Public Sector
4 177 (2.77%) Telecoms
5 118 (1.85%) Retail
6 77 (1.21%) Investment Banking
6 77 (1.21%) Marketing
7 70 (1.10%) Front Office
8 69 (1.08%) Manufacturing
9 64 (1.00%) Electronics
10 63 (0.99%) Financial Institution
11 62 (0.97%) Law
12 60 (0.94%) Games
13 55 (0.86%) Aerospace
14 52 (0.81%) Military
15 42 (0.66%) Publishing
16 25 (0.39%) Billing
17 24 (0.38%) German Language
18 23 (0.36%) Back Office
19 21 (0.33%) Legal
Job Titles
1 1,313 (20.57%) Developer
2 1,252 (19.61%) DevOps Engineer
3 394 (6.17%) AWS Engineer
4 367 (5.75%) Software Engineer
5 360 (5.64%) Java Developer
6 357 (5.59%) Administrator
7 351 (5.50%) Linux Engineer
8 335 (5.25%) Architect
9 331 (5.19%) AWS DevOps
10 316 (4.95%) Analyst
11 292 (4.57%) Cloud Engineer
12 284 (4.45%) AWS DevOps Engineer
13 257 (4.03%) Consultant
14 228 (3.57%) Infrastructure Engineer
15 183 (2.87%) Linux/Unix DevOps
16 173 (2.71%) Platform Engineer
17 170 (2.66%) Senior Developer
18 167 (2.62%) Systems Administrator
19 159 (2.49%) Senior DevOps
20 143 (2.24%) Linux DevOps Engineer
Libraries, Frameworks & Software Standards
1 506 (7.93%) Web Services
2 376 (5.89%) Node.js
3 368 (5.77%) JSON
4 365 (5.72%) HTML
5 336 (5.26%) Kafka
6 334 (5.23%) Spring
7 320 (5.01%) .NET
7 320 (5.01%) REST
8 310 (4.86%) CSS
9 266 (4.17%) AngularJS
10 259 (4.06%) XML
11 238 (3.73%) RESTful
12 205 (3.21%) Elastic Stack
13 189 (2.96%) Middleware
14 182 (2.85%) SOAP
15 170 (2.66%) React
16 151 (2.37%) Spring Boot
17 143 (2.24%) LAMP
18 142 (2.22%) LDAP
19 136 (2.13%) J2EE
Miscellaneous
1 335 (5.25%) Analytical Skills
2 319 (5.00%) Data Centre
3 274 (4.29%) Linux Command Line
4 197 (3.09%) Public Cloud
5 176 (2.76%) Clustering
6 139 (2.18%) Management Information System
7 121 (1.90%) Greenfield Project
8 115 (1.80%) Self-Motivation
9 112 (1.75%) Replication
10 92 (1.44%) Data Structures
11 86 (1.35%) Algorithms
12 84 (1.32%) PKI
13 83 (1.30%) Cloud Native
14 81 (1.27%) Derivative
15 75 (1.17%) Enterprise Software
16 66 (1.03%) User Experience
17 59 (0.92%) Mobile App
18 53 (0.83%) Equities
19 45 (0.70%) Hedge funds
20 44 (0.69%) Embedded Systems
Operating Systems
1 1,883 (29.50%) Windows
2 1,439 (22.54%) Unix
3 1,052 (16.48%) Red Hat Enterprise Linux
4 516 (8.08%) Windows Server
5 501 (7.85%) CentOS
6 281 (4.40%) Ubuntu
7 223 (3.49%) Solaris
8 168 (2.63%) Windows Server 2012
9 145 (2.27%) AIX
10 124 (1.94%) Windows Server 2008
11 121 (1.90%) Android
12 114 (1.79%) Mac OS X
13 104 (1.63%) Windows 10
14 101 (1.58%) Mac OS
15 99 (1.55%) Windows 7
16 93 (1.46%) Embedded Linux
17 88 (1.38%) Debian
18 76 (1.19%) Apple iOS
19 71 (1.11%) SUSE
20 63 (0.99%) Windows Server 2003
Processes & Methodologies
1 2,200 (34.47%) DevOps
2 1,879 (29.44%) Agile Software Development
3 777 (12.17%) Configuration Management
4 744 (11.66%) Continuous Integration
5 711 (11.14%) Software Engineering
6 655 (10.26%) Scrum
7 627 (9.82%) Migration
8 591 (9.26%) Test Automation
9 552 (8.65%) Problem-Solving
10 545 (8.54%) Microservices
11 510 (7.99%) TDD
12 437 (6.85%) Open Source
13 426 (6.67%) ITIL
14 353 (5.53%) Infrastructure as Code
15 310 (4.86%) Infrastructure Engineering
16 285 (4.46%) Kanban
17 264 (4.14%) Computer Science
18 252 (3.95%) Analytics
19 250 (3.92%) BDD
19 250 (3.92%) OO
Programming Languages
1 2,011 (31.51%) Python
2 1,575 (24.67%) Java
3 1,115 (17.47%) SQL
4 939 (14.71%) Bash Shell
5 797 (12.49%) JavaScript
6 598 (9.37%) C++
7 596 (9.34%) PowerShell
8 516 (8.08%) Shell Script
9 498 (7.80%) Ruby
10 490 (7.68%) Perl
11 456 (7.14%) C
12 305 (4.78%) C#
13 303 (4.75%) PHP
14 202 (3.16%) Go
15 189 (2.96%) Java 8
16 174 (2.73%) Scala
17 151 (2.37%) PL/SQL
18 130 (2.04%) TypeScript
19 118 (1.85%) Groovy
20 72 (1.13%) Embedded C
Qualifications
1 1,151 (18.03%) Security Cleared
2 805 (12.61%) SC Cleared
3 372 (5.83%) Degree
4 254 (3.98%) DV Cleared
5 151 (2.37%) AWS Certification
6 143 (2.24%) Cisco Certification
7 95 (1.49%) Computer Science Degree
8 94 (1.47%) CCNP
8 94 (1.47%) Microsoft Certification
9 84 (1.32%) CCNA
10 68 (1.07%) CISSP
11 66 (1.03%) MCSE
12 64 (1.00%) RHCE
13 55 (0.86%) BPSS Clearance
14 49 (0.77%) VMware Certified Professional (VCP)
15 48 (0.75%) MCSA
16 30 (0.47%) CEH
16 30 (0.47%) RHCSA
17 29 (0.45%) CCIE
18 28 (0.44%) CISM
Quality Assurance & Compliance
1 171 (2.68%) QA
2 82 (1.28%) ISO/IEC 27001
3 79 (1.24%) NIST
4 69 (1.08%) PCI DSS
4 69 (1.08%) SLA
5 35 (0.55%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
6 31 (0.49%) GDPR
7 30 (0.47%) Data Quality
8 29 (0.45%) Disclosure Scotland
9 26 (0.41%) COBIT
10 22 (0.34%) Sarbanes-Oxley
11 14 (0.22%) NCSC
12 11 (0.17%) MISRA
13 6 (0.094%) JSP 440
14 5 (0.078%) HMG Infosec
14 5 (0.078%) HMG Security Policy Framework
15 4 (0.063%) JTAG
15 4 (0.063%) PMO
16 3 (0.047%) WCAG
17 2 (0.031%) ISO 9001
System Software
1 1,409 (22.07%) Docker
2 553 (8.66%) Active Directory
3 432 (6.77%) VMware Infrastructure
4 137 (2.15%) Virtual Machines
5 136 (2.13%) Hyper-V
5 136 (2.13%) vSphere
6 122 (1.91%) VMware ESXi
7 64 (1.00%) XenApp
8 60 (0.94%) Oracle RAC
9 59 (0.92%) HDFS
10 51 (0.80%) LXC
11 46 (0.72%) NFS
12 42 (0.66%) VMware NSX
13 39 (0.61%) Firmware
14 36 (0.56%) XenDesktop
15 33 (0.52%) KVM
16 32 (0.50%) Virtual Servers
17 29 (0.45%) Xen
18 27 (0.42%) vCloud
19 25 (0.39%) Gluster
Systems Management
1 1,358 (21.28%) Ansible
2 1,081 (16.94%) Terraform
3 963 (15.09%) Kubernetes
4 883 (13.83%) Puppet
5 582 (9.12%) Opscode Chef
6 156 (2.44%) Packer
7 140 (2.19%) SCCM
8 110 (1.72%) Consul
9 105 (1.64%) Grafana
10 101 (1.58%) Nagios
11 98 (1.54%) Salt
12 78 (1.22%) Prometheus
13 73 (1.14%) Kibana
14 67 (1.05%) SCOM
15 55 (0.86%) logstash
16 54 (0.85%) vRealize
17 53 (0.83%) vCenter Server
18 51 (0.80%) Hadoop YARN
18 51 (0.80%) HAProxy
19 49 (0.77%) Nessus
Vendors
1 864 (13.54%) Red Hat
2 838 (13.13%) Oracle
3 802 (12.56%) VMware
4 657 (10.29%) Microsoft
5 340 (5.33%) Cisco
6 296 (4.64%) Google
7 265 (4.15%) Splunk
8 235 (3.68%) IBM
9 196 (3.07%) Citrix
10 172 (2.69%) HP
11 159 (2.49%) Atlassian
12 158 (2.48%) SAP
13 133 (2.08%) NetApp
14 123 (1.93%) EMC
15 97 (1.52%) Cloudera
16 95 (1.49%) ServiceNow
17 91 (1.43%) Dell
18 87 (1.36%) F5
19 78 (1.22%) Informatica
20 68 (1.07%) Qualys