Period
to 11 December 2017

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 11 December 2017 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
11 Dec 2017
Same period 2016 Same period 2015
Rank 11 11 18
Rank change year-on-year 0 +7 0
Contract jobs citing Linux 9189 9482 9053
As % of all contract IT jobs advertised in the UK 8.90% 9.24% 7.98%
As % of the Operating Systems category 42.77% 43.69% 37.17%
Number of daily rates quoted 6036 6352 5864
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £319 £310 £295
90th Percentile £638 £600 £588
UK excluding London median daily rate £425 £425 £400
% change year-on-year - +6.25% +6.67%
Number of hourly rates quoted 248 214 324
UK median hourly rate £40.65 £40.00 £37.50
Median hourly rate % change year-on-year +1.63% +6.67% +10.29%
10th Percentile £21.25 £15.75 £18.73
90th Percentile £50.40 £50.00 £50.00
UK excluding London median hourly rate £41.50 £40.00 £37.50
% change year-on-year +3.75% +6.67% +7.14%

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 21485 21701 24358
As % of all contract IT jobs advertised in the UK 20.81% 21.14% 21.48%
Number of daily rates quoted 13722 13678 14451
UK median daily rate £425 £400 £400
Median daily rate % change year-on-year +6.25% - +6.67%
10th Percentile £170 £193 £185
90th Percentile £600 £575 £563
UK excluding London median daily rate £375 £365 £363
% change year-on-year +2.74% +0.69% +7.41%
Number of hourly rates quoted 1270 1281 1907
UK median hourly rate £17.50 £16.25 £16.50
Median hourly rate % change year-on-year +7.69% -1.52% +3.13%
10th Percentile £11.00 £10.61 £10.45
90th Percentile £47.50 £43.75 £42.70
UK excluding London median hourly rate £16.50 £15.50 £16.07
% change year-on-year +6.45% -3.55% +0.44%

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 11 December 2017.

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 11 December 2017.

Contractor hourly rate histogram for Linux in the UK

Linux
Top 16 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 11 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -1 8439 £475 +5.56% 1315
UK excluding London +1 4607 £425 - 793
London -2 4455 £520 +6.67% 563
South East 0 1664 £445 +4.71% 250
North of England -1 972 £425 +1.19% 202
Midlands 0 527 £425 - 86
Scotland +6 466 £425 +13.33% 34
North West -4 430 £430 +1.18% 114
East of England -1 416 £400 +6.67% 122
South West -2 380 £413 - 92
Yorkshire +1 353 £464 +3.06% 78
West Midlands 0 283 £470 +8.05% 47
East Midlands +4 235 £375 -9.64% 39
North East +3 209 £380 +11.76% 10
Northern Ireland -2 117 £433 +3.11%
Wales -8 87 £413 -8.33% 8

For the 6 months to 11 December 2017, IT contractor jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads with a requirement for Linux.

1 2862 (31.15%) Unix
2 2861 (31.14%) Java
3 2789 (30.35%) DevOps
4 2607 (28.37%) Windows
5 2574 (28.01%) Python
6 2573 (28.00%) Agile Software Development
7 2109 (22.95%) Amazon AWS
8 1973 (21.47%) Jenkins
9 1864 (20.29%) Git (software)
10 1807 (19.66%) SQL
11 1763 (19.19%) Puppet
12 1680 (18.28%) Finance
13 1669 (18.16%) Ansible
14 1612 (17.54%) Red Hat Enterprise Linux
15 1507 (16.40%) Docker
16 1456 (15.85%) Oracle
17 1372 (14.93%) Continuous Integration
18 1337 (14.55%) Red Hat
19 1282 (13.95%) Configuration Management
20 1179 (12.83%) Bash Shell
21 1134 (12.34%) JavaScript
22 1117 (12.16%) VMware
23 1110 (12.08%) Security Cleared
24 967 (10.52%) Perl
24 967 (10.52%) Web Services
25 924 (10.06%) Opscode Chef
26 916 (9.97%) Banking
27 874 (9.51%) Scrum
28 847 (9.22%) SC Cleared
29 846 (9.21%) MySQL

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
1 753 (8.19%) Apache
2 582 (6.33%) Tomcat
3 480 (5.22%) Confluence
4 398 (4.33%) JBoss
5 324 (3.53%) Elasticsearch
6 319 (3.47%) Apache Spark
7 314 (3.42%) OpenStack
8 309 (3.36%) nginx
9 272 (2.96%) WebLogic
10 233 (2.54%) IIS
11 228 (2.48%) WebSphere
12 117 (1.27%) Oracle SOA Suite
13 107 (1.16%) Cloud Foundry
14 90 (0.98%) SAS
15 83 (0.90%) SharePoint
16 73 (0.79%) Apache Solr
17 70 (0.76%) CMS
18 67 (0.73%) MS Exchange
19 52 (0.57%) Oracle Application Server
20 50 (0.54%) iPlanet
Applications
1 86 (0.94%) Microsoft Office
2 69 (0.75%) Microsoft Excel
3 39 (0.42%) MS Visio
4 31 (0.34%) HipChat
5 25 (0.27%) Photoshop
6 20 (0.22%) Microsoft Project
7 14 (0.15%) Microsoft PowerPoint
8 12 (0.13%) Chatbot
9 10 (0.11%) Pipeline Pilot
10 9 (0.098%) Adobe Illustrator
10 9 (0.098%) Houdini
10 9 (0.098%) Maya
10 9 (0.098%) NUKE
11 7 (0.076%) Simulink
12 6 (0.065%) Spreadsheet
12 6 (0.065%) SPSS
13 3 (0.033%) Doxygen
13 3 (0.033%) InVision
14 2 (0.022%) Fireworks
14 2 (0.022%) OrCAD
Business Applications
1 46 (0.50%) ION MarketView
2 26 (0.28%) Oracle Procure-to-Pay
3 24 (0.26%) Oracle BPM
3 24 (0.26%) Payment Gateway
4 20 (0.22%) Oracle Applications
5 19 (0.21%) Dynamics CRM
5 19 (0.21%) SAP ERP
6 18 (0.20%) Magento
7 15 (0.16%) Temenos T24
8 13 (0.14%) IBM Operational Decision Manager
8 13 (0.14%) Oracle EBS
9 12 (0.13%) BusinessWorks
10 11 (0.12%) Oracle 11i
10 11 (0.12%) Oracle EBS R12
10 11 (0.12%) Remedy ITSM
11 10 (0.11%) Markit EDM
12 9 (0.098%) Actimize
12 9 (0.098%) Oracle Retail
13 8 (0.087%) RMDS
14 5 (0.054%) Kondor
Cloud Services
1 2109 (22.95%) Amazon AWS
2 788 (8.58%) Microsoft Azure
3 367 (3.99%) GitHub
4 351 (3.82%) Amazon EC2
5 270 (2.94%) AWS CloudFormation
6 269 (2.93%) Amazon S3
7 242 (2.63%) IaaS
8 234 (2.55%) PaaS
9 188 (2.05%) Virtual Private Cloud
10 182 (1.98%) Cloud Computing
11 180 (1.96%) OpenShift
12 141 (1.53%) Google Cloud Platform
13 137 (1.49%) Route 53
13 137 (1.49%) Serverless
14 131 (1.43%) Amazon CloudWatch
15 122 (1.33%) SaaS
16 120 (1.31%) AWS Lambda
17 108 (1.18%) Office 365
18 104 (1.13%) Amazon ELB
19 89 (0.97%) Slack
Communications & Networking
1 836 (9.10%) Firewall
2 767 (8.35%) TCP/IP
3 562 (6.12%) DNS
4 534 (5.81%) HTTP
5 443 (4.82%) SAN
6 385 (4.19%) SSL
7 290 (3.16%) VPN
8 231 (2.51%) LDAP
9 229 (2.49%) WAN
10 210 (2.29%) DHCP
11 204 (2.22%) LAN
12 200 (2.18%) Internet
13 181 (1.97%) Network Security
14 145 (1.58%) NAS
15 116 (1.26%) Wireless
16 111 (1.21%) SSH
17 106 (1.15%) Kerberos
18 88 (0.96%) VoIP
19 83 (0.90%) Fibre Channel
19 83 (0.90%) FTP
Database & Business Intelligence
1 846 (9.21%) MySQL
2 659 (7.17%) Relational Database
3 629 (6.85%) MongoDB
4 606 (6.59%) SQL Server
5 585 (6.37%) PostgreSQL
6 488 (5.31%) NoSQL
7 469 (5.10%) Hadoop
8 456 (4.96%) Big Data
9 376 (4.09%) Oracle Database
10 262 (2.85%) RDBMS
11 227 (2.47%) Apache Cassandra
12 216 (2.35%) HBase
13 198 (2.15%) Amazon RDS
14 194 (2.11%) DB2
15 148 (1.61%) Apache Hive
16 132 (1.44%) Redis
17 105 (1.14%) KDB
18 103 (1.12%) Data Warehouse
19 93 (1.01%) Oracle Database 11g
20 78 (0.85%) Oracle Database 12c
Development Applications
1 1973 (21.47%) Jenkins
2 1864 (20.29%) Git (software)
3 825 (8.98%) JIRA
4 597 (6.50%) Maven
5 498 (5.42%) Subversion
6 347 (3.78%) JUnit
7 311 (3.38%) Sonatype Nexus
8 286 (3.11%) TeamCity
9 243 (2.64%) Cucumber
10 221 (2.41%) GitLab
11 216 (2.35%) Artifactory
12 208 (2.26%) Selenium
13 200 (2.18%) Bitbucket
14 170 (1.85%) IntelliJ
14 170 (1.85%) Mockito
15 162 (1.76%) Ant
16 159 (1.73%) Gradle
17 157 (1.71%) Atlassian Bamboo
18 132 (1.44%) Eclipse
19 117 (1.27%) Vagrant
General
1 1680 (18.28%) Finance
2 916 (9.97%) Banking
3 353 (3.84%) Front Office
4 316 (3.44%) Investment Banking
5 307 (3.34%) Telecoms
6 184 (2.00%) Retail
7 159 (1.73%) Marketing
8 140 (1.52%) Electronics
9 126 (1.37%) Manufacturing
10 99 (1.08%) Games
11 89 (0.97%) Financial Institution
12 72 (0.78%) Publishing
13 60 (0.65%) Law
14 54 (0.59%) Legal
15 51 (0.56%) Retail Banking
16 35 (0.38%) Advertising
17 33 (0.36%) Automotive
18 29 (0.32%) Back Office
19 27 (0.29%) French Language
20 26 (0.28%) Pharmaceutical
Job Titles
1 2457 (26.74%) Developer
2 1763 (19.19%) DevOps Engineer
3 895 (9.74%) Java Developer
4 788 (8.58%) Linux Engineer
5 616 (6.70%) Administrator
6 615 (6.69%) AWS Engineer
7 561 (6.11%) AWS DevOps
8 484 (5.27%) AWS DevOps Engineer
9 455 (4.95%) Architect
10 447 (4.86%) Consultant
11 436 (4.74%) Linux/Unix DevOps
12 433 (4.71%) Analyst
13 362 (3.94%) C++ Developer
14 352 (3.83%) Linux DevOps Engineer
15 351 (3.82%) Systems Administrator
16 314 (3.42%) Senior Developer
17 300 (3.26%) Cloud Engineer
18 294 (3.20%) Infrastructure Engineer
19 289 (3.15%) Linux Administrator
19 289 (3.15%) Software Engineer
Libraries, Frameworks & Software Standards
1 967 (10.52%) Web Services
2 738 (8.03%) HTML
3 683 (7.43%) REST
4 659 (7.17%) Spring
5 633 (6.89%) CSS
6 564 (6.14%) JSON
7 547 (5.95%) XML
8 517 (5.63%) Node.js
9 500 (5.44%) Middleware
10 478 (5.20%) RESTful
11 432 (4.70%) AngularJS
12 350 (3.81%) .NET
13 341 (3.71%) Elastic Stack
14 333 (3.62%) Kafka
15 328 (3.57%) HTML5
16 311 (3.38%) J2EE
17 292 (3.18%) SOAP
18 275 (2.99%) jQuery
19 236 (2.57%) Spring Boot
20 207 (2.25%) Hibernate
Miscellaneous
1 611 (6.65%) Analytical Skills
2 450 (4.90%) Data Centre
3 393 (4.28%) Computer Science
4 270 (2.94%) Foreign Exchange (FX)
5 267 (2.91%) Linux Command Line
6 252 (2.74%) Clustering
7 232 (2.52%) Public Cloud
8 196 (2.13%) Greenfield Project
9 168 (1.83%) Replication
10 161 (1.75%) Management Information System
11 147 (1.60%) PKI
12 142 (1.55%) User Experience
13 138 (1.50%) Algorithms
14 127 (1.38%) Enterprise Software
15 120 (1.31%) Virtual Team
16 118 (1.28%) Data Structures
17 114 (1.24%) Equities
18 109 (1.19%) Fixed Income
19 99 (1.08%) Private Cloud
20 92 (1.00%) Fintech
Operating Systems
1 2862 (31.15%) Unix
2 2607 (28.37%) Windows
3 1612 (17.54%) Red Hat Enterprise Linux
4 648 (7.05%) Windows Server
5 601 (6.54%) Solaris
6 587 (6.39%) CentOS
7 405 (4.41%) AIX
8 360 (3.92%) Ubuntu
9 321 (3.49%) Windows Server 2012
10 234 (2.55%) Windows Server 2008
11 162 (1.76%) Mac OS X
12 138 (1.50%) SUSE
13 113 (1.23%) HPUX
14 106 (1.15%) Windows 7
15 102 (1.11%) Windows Server 2003
16 99 (1.08%) Android
17 93 (1.01%) Debian
18 88 (0.96%) Windows 10
19 75 (0.82%) Apple iOS
20 71 (0.77%) Embedded Linux
Processes & Methodologies
1 2789 (30.35%) DevOps
2 2573 (28.00%) Agile Software Development
3 1372 (14.93%) Continuous Integration
4 1282 (13.95%) Configuration Management
5 874 (9.51%) Scrum
6 797 (8.67%) Test Automation
7 795 (8.65%) TDD
8 780 (8.49%) Open Source
9 708 (7.70%) Software Engineering
10 658 (7.16%) Microservices
11 570 (6.20%) Continuous Delivery
12 558 (6.07%) ITIL
13 507 (5.52%) Migration
14 461 (5.02%) OO
15 410 (4.46%) Mentoring
16 404 (4.40%) Load Balancing
17 396 (4.31%) BDD
18 392 (4.27%) SDLC
19 386 (4.20%) High Availability
20 348 (3.79%) Kanban
Programming Languages
1 2861 (31.14%) Java
2 2574 (28.01%) Python
3 1807 (19.66%) SQL
4 1179 (12.83%) Bash Shell
5 1134 (12.34%) JavaScript
6 967 (10.52%) Perl
7 832 (9.05%) Ruby
8 801 (8.72%) C++
9 771 (8.39%) Shell Script
10 488 (5.31%) PowerShell
11 409 (4.45%) C
12 401 (4.36%) PHP
13 375 (4.08%) Scala
14 328 (3.57%) C#
15 267 (2.91%) Go
16 234 (2.55%) PL/SQL
17 187 (2.04%) Korn
18 159 (1.73%) Groovy
19 91 (0.99%) T-SQL
20 82 (0.89%) ES6
Qualifications
1 1110 (12.08%) Security Cleared
2 847 (9.22%) SC Cleared
3 565 (6.15%) Degree
4 173 (1.88%) Computer Science Degree
5 122 (1.33%) CISSP
6 114 (1.24%) DV Cleared
7 99 (1.08%) Cisco Certification
8 87 (0.95%) Microsoft Certification
9 80 (0.87%) AWS Certification
10 76 (0.83%) BPSS Clearance
11 64 (0.70%) CISM
12 61 (0.66%) MCSE
13 60 (0.65%) RHCE
14 54 (0.59%) CCNP
15 45 (0.49%) CCNA
16 41 (0.45%) SANS
17 40 (0.44%) PhD
18 36 (0.39%) VMware Certified Professional (VCP)
19 35 (0.38%) CEH
20 32 (0.35%) ITIL Certification
Quality Assurance & Compliance
1 297 (3.23%) QA
2 93 (1.01%) SLA
3 88 (0.96%) ISO/IEC 27001
4 82 (0.89%) PCI DSS
5 60 (0.65%) Disclosure Scotland
6 58 (0.63%) MiFID
7 42 (0.46%) GDPR
8 41 (0.45%) Sarbanes-Oxley
9 35 (0.38%) GCP
10 33 (0.36%) Data Quality
11 20 (0.22%) HIPAA
12 17 (0.19%) Actionable Recommendations
13 12 (0.13%) COBIT
13 12 (0.13%) GPG13
13 12 (0.13%) TARGET2
14 11 (0.12%) MISRA
14 11 (0.12%) NIST 800
15 10 (0.11%) PMO
16 9 (0.098%) EMIR
17 8 (0.087%) AIFMD
System Software
1 1507 (16.40%) Docker
2 597 (6.50%) Active Directory
3 523 (5.69%) VMware Infrastructure
4 218 (2.37%) Virtual Machines
5 193 (2.10%) VMware ESXi
6 172 (1.87%) Hyper-V
7 164 (1.78%) vSphere
8 153 (1.67%) HDFS
9 130 (1.41%) NFS
10 89 (0.97%) KVM
11 81 (0.88%) Apache Flume
12 80 (0.87%) Apache ZooKeeper
13 73 (0.79%) Xen
14 72 (0.78%) vCloud
15 71 (0.77%) Samba
16 59 (0.64%) Oracle RAC
17 58 (0.63%) Veritas Cluster Server
18 52 (0.57%) Veritas Volume Manager
19 49 (0.53%) Firmware
20 41 (0.45%) Virtual Servers
Systems Management
1 1763 (19.19%) Puppet
2 1669 (18.16%) Ansible
3 924 (10.06%) Opscode Chef
4 762 (8.29%) Terraform
5 669 (7.28%) Kubernetes
6 250 (2.72%) logstash
7 226 (2.46%) Nagios
8 205 (2.23%) Kibana
9 155 (1.69%) Grafana
10 122 (1.33%) ZABBIX
11 117 (1.27%) SCCM
12 109 (1.19%) Prometheus
13 106 (1.15%) NetBackup
14 102 (1.11%) Packer
15 100 (1.09%) Salt
16 80 (0.87%) Rancher
17 79 (0.86%) Tivoli Storage Manager
18 78 (0.85%) SCOM
19 73 (0.79%) Hadoop YARN
20 67 (0.73%) Mesos
Vendors
1 1456 (15.85%) Oracle
2 1337 (14.55%) Red Hat
3 1117 (12.16%) VMware
4 717 (7.80%) Microsoft
5 462 (5.03%) Cisco
6 436 (4.74%) IBM
7 391 (4.26%) Splunk
8 347 (3.78%) HP
9 255 (2.78%) Citrix
10 251 (2.73%) Google
11 247 (2.69%) Sybase
12 195 (2.12%) EMC
13 192 (2.09%) Atlassian
14 182 (1.98%) F5
15 173 (1.88%) NetApp
16 164 (1.78%) SAP
17 160 (1.74%) TIBCO
18 159 (1.73%) Veritas
19 139 (1.51%) Juniper
20 132 (1.44%) Sun