Period
to 18 February 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 18 February 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
18 Feb 2018
Same period 2017 Same period 2016
Rank 11 12 15
Rank change year-on-year +1 +3 +3
Contract jobs citing Linux 8,582 8,803 9,107
As % of all contract IT jobs advertised in the UK 8.59% 9.25% 8.43%
As % of the Operating Systems category 41.57% 44.12% 39.33%
Number of daily rates quoted 5,693 5,933 5,963
UK median daily rate £488 £450 £425
Median daily rate % change year-on-year +8.33% +5.88% +1.19%
10th Percentile £325 £313 £294
90th Percentile £638 £613 £600
UK excluding London median daily rate £450 £425 £400
% change year-on-year +5.88% +6.25% +6.67%
Number of hourly rates quoted 211 212 324
UK median hourly rate £41.00 £40.00 £38.84
Median hourly rate % change year-on-year +2.50% +2.99% +7.89%
10th Percentile £17.00 £19.28 £18.50
90th Percentile £57.50 £51.25 £52.50
UK excluding London median hourly rate £42.00 £41.00 £38.50
% change year-on-year +2.44% +6.49% +2.67%

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 20,645 19,951 23,158
As % of all contract IT jobs advertised in the UK 20.67% 20.96% 21.45%
Number of daily rates quoted 13,196 12,583 13,813
UK median daily rate £425 £410 £400
Median daily rate % change year-on-year +3.66% +2.50% +6.67%
10th Percentile £168 £193 £188
90th Percentile £613 £575 £575
UK excluding London median daily rate £395 £375 £365
% change year-on-year +5.33% +2.74% +4.29%
Number of hourly rates quoted 1,261 1,265 1,745
UK median hourly rate £17.14 £16.50 £16.50
Median hourly rate % change year-on-year +3.85% - +3.13%
10th Percentile £11.00 £10.50 £10.50
90th Percentile £47.83 £46.00 £45.75
UK excluding London median hourly rate £16.00 £15.86 £16.50
% change year-on-year +0.88% -3.88% +4.76%

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 18 February 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 18 February 2018.

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 18 February 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 0 7,912 £500 +11.11% 2,910
UK excluding London +1 4,284 £450 +5.88% 1,903
London -3 4,194 £525 +5.00% 1,144
South East -1 1,549 £475 +11.76% 520
North of England -2 913 £425 +3.34% 402
Midlands +4 526 £450 +5.88% 234
Scotland +5 419 £425 +13.33% 78
North West -3 418 £425 - 208
South West +5 369 £450 +8.43% 238
East of England -3 350 £425 +13.33% 370
Yorkshire -7 344 £438 -2.78% 155
West Midlands +1 295 £450 - 135
East Midlands +15 222 £425 +21.43% 99
North East 0 162 £415 +18.57% 39
Wales -14 114 £416 -10.00% 43
Northern Ireland -8 58 £450 -10.00% 18

For the 6 months to 18 February 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 2,870 (33.44%) DevOps
2 2,661 (31.01%) Java
3 2,473 (28.82%) Agile Software Development
4 2,460 (28.66%) Unix
5 2,442 (28.45%) Python
6 2,414 (28.13%) Windows
7 2,113 (24.62%) Amazon AWS
8 1,943 (22.64%) Jenkins
9 1,795 (20.92%) Git (software)
10 1,707 (19.89%) Ansible
11 1,673 (19.49%) Puppet
12 1,662 (19.37%) SQL
13 1,608 (18.74%) Red Hat Enterprise Linux
14 1,518 (17.69%) Finance
15 1,502 (17.50%) Docker
16 1,328 (15.47%) Continuous Integration
17 1,309 (15.25%) Red Hat
18 1,259 (14.67%) Oracle
19 1,231 (14.34%) Configuration Management
20 1,172 (13.66%) Bash Shell
21 1,059 (12.34%) JavaScript
22 1,040 (12.12%) Security Cleared
23 969 (11.29%) VMware
24 968 (11.28%) Opscode Chef
25 947 (11.03%) Web Services
26 864 (10.07%) Ruby
27 851 (9.92%) Microsoft Azure
28 850 (9.90%) Perl
29 829 (9.66%) Test Automation
30 818 (9.53%) Banking

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
1 679 (7.91%) Apache
2 492 (5.73%) Tomcat
3 486 (5.66%) Confluence
4 316 (3.68%) Elasticsearch
5 314 (3.66%) JBoss
6 312 (3.64%) nginx
7 304 (3.54%) Apache Spark
8 222 (2.59%) OpenStack
9 190 (2.21%) IIS
10 182 (2.12%) WebSphere
11 167 (1.95%) WebLogic
12 153 (1.78%) Oracle SOA Suite
13 88 (1.03%) Cloud Foundry
14 75 (0.87%) MS Exchange
15 66 (0.77%) CMS
16 62 (0.72%) SharePoint
17 59 (0.69%) SAS
18 57 (0.66%) Apache Solr
19 45 (0.52%) Adobe Experience Manager
20 42 (0.49%) GlassFish
Applications
1 87 (1.01%) Microsoft Office
2 46 (0.54%) Microsoft Excel
3 33 (0.38%) MS Visio
4 22 (0.26%) HipChat
5 14 (0.16%) Spreadsheet
6 11 (0.13%) Microsoft PowerPoint
6 11 (0.13%) Photoshop
7 8 (0.093%) Microsoft Project
8 7 (0.082%) Pipeline Pilot
8 7 (0.082%) Simulink
9 6 (0.070%) Chatbot
10 4 (0.047%) Adobe Illustrator
11 3 (0.035%) Doxygen
11 3 (0.035%) Houdini
11 3 (0.035%) Maya
11 3 (0.035%) NUKE
11 3 (0.035%) Stata
12 2 (0.023%) SPSS
13 1 (0.012%) Fireworks
13 1 (0.012%) Stateflow
Business Applications
1 42 (0.49%) ION MarketView
2 39 (0.45%) Oracle Applications
3 28 (0.33%) Oracle BPM
4 27 (0.31%) Payment Gateway
5 24 (0.28%) Oracle EBS
6 21 (0.24%) Temenos T24
7 19 (0.22%) Magento
7 19 (0.22%) Oracle EBS R12
8 16 (0.19%) Dynamics CRM
9 13 (0.15%) BusinessWorks
10 12 (0.14%) Siebel CRM
11 11 (0.13%) Oracle 11i
11 11 (0.13%) Oracle Utilities
12 8 (0.093%) SAP Hybris
13 7 (0.082%) Kondor
13 7 (0.082%) Remedy ITSM
14 6 (0.070%) RMDS
14 6 (0.070%) SAP ERP
14 6 (0.070%) WebTrends
15 5 (0.058%) Distributed Ledger
Cloud Services
1 2,113 (24.62%) Amazon AWS
2 851 (9.92%) Microsoft Azure
3 332 (3.87%) GitHub
4 331 (3.86%) Amazon EC2
5 287 (3.34%) IaaS
6 278 (3.24%) AWS CloudFormation
7 275 (3.20%) PaaS
8 256 (2.98%) Amazon S3
9 190 (2.21%) Virtual Private Cloud
10 187 (2.18%) OpenShift
11 159 (1.85%) Serverless
12 157 (1.83%) Cloud Computing
13 147 (1.71%) AWS Lambda
14 142 (1.65%) Route 53
15 131 (1.53%) SaaS
16 130 (1.51%) Amazon CloudWatch
17 121 (1.41%) Office 365
18 117 (1.36%) Google Cloud Platform
19 106 (1.24%) Amazon ELB
20 100 (1.17%) Slack
Communications & Networking
1 729 (8.49%) Firewall
2 647 (7.54%) TCP/IP
3 479 (5.58%) DNS
4 448 (5.22%) HTTP
5 334 (3.89%) SAN
6 321 (3.74%) SSL
7 206 (2.40%) VPN
8 194 (2.26%) DHCP
9 185 (2.16%) Network Security
10 164 (1.91%) Internet
11 161 (1.88%) WAN
12 130 (1.51%) LAN
13 124 (1.44%) Kerberos
14 99 (1.15%) FTP
15 94 (1.10%) NAS
15 94 (1.10%) Wireless
16 81 (0.94%) SSH
17 70 (0.82%) VLAN
18 69 (0.80%) VoIP
19 68 (0.79%) IPsec
Database & Business Intelligence
1 771 (8.98%) MySQL
2 630 (7.34%) Relational Database
3 605 (7.05%) MongoDB
4 581 (6.77%) SQL Server
5 560 (6.53%) PostgreSQL
6 484 (5.64%) Hadoop
7 473 (5.51%) Big Data
8 434 (5.06%) NoSQL
9 383 (4.46%) Oracle Database
10 258 (3.01%) RDBMS
11 205 (2.39%) Amazon RDS
12 201 (2.34%) Apache Cassandra
13 169 (1.97%) HBase
14 158 (1.84%) Apache Hive
15 157 (1.83%) DB2
16 150 (1.75%) Redis
17 121 (1.41%) Oracle Database 11g
18 98 (1.14%) Data Warehouse
18 98 (1.14%) KDB
19 96 (1.12%) Oracle Database 12c
Development Applications
1 1,943 (22.64%) Jenkins
2 1,795 (20.92%) Git (software)
3 753 (8.77%) JIRA
4 543 (6.33%) Maven
5 430 (5.01%) Subversion
6 320 (3.73%) JUnit
7 293 (3.41%) Sonatype Nexus
7 293 (3.41%) TeamCity
8 240 (2.80%) Cucumber
9 231 (2.69%) Selenium
10 194 (2.26%) Bitbucket
11 189 (2.20%) Artifactory
12 186 (2.17%) Gradle
13 171 (1.99%) GitLab
14 161 (1.88%) Mockito
15 159 (1.85%) Ant
16 122 (1.42%) Eclipse
17 121 (1.41%) SonarQube
18 118 (1.37%) Atlassian Bamboo
18 118 (1.37%) Vagrant
General
1 1,518 (17.69%) Finance
2 818 (9.53%) Banking
3 259 (3.02%) Front Office
4 253 (2.95%) Investment Banking
5 207 (2.41%) Telecoms
6 138 (1.61%) Retail
7 98 (1.14%) Marketing
8 86 (1.00%) Electronics
9 75 (0.87%) Financial Institution
10 72 (0.84%) Games
11 69 (0.80%) Manufacturing
12 53 (0.62%) Law
13 47 (0.55%) Publishing
14 45 (0.52%) Retail Banking
15 41 (0.48%) Legal
16 39 (0.45%) Back Office
17 31 (0.36%) Automotive
18 26 (0.30%) Advertising
19 22 (0.26%) Billing
19 22 (0.26%) French Language
Job Titles
1 2,211 (25.76%) Developer
2 1,772 (20.65%) DevOps Engineer
3 810 (9.44%) Java Developer
4 700 (8.16%) Linux Engineer
5 620 (7.22%) AWS Engineer
6 549 (6.40%) AWS DevOps
7 524 (6.11%) Administrator
8 487 (5.67%) Architect
9 474 (5.52%) AWS DevOps Engineer
10 432 (5.03%) Consultant
11 413 (4.81%) Linux/Unix DevOps
12 385 (4.49%) Analyst
13 342 (3.99%) Linux DevOps Engineer
14 313 (3.65%) Cloud Engineer
15 298 (3.47%) Infrastructure Engineer
16 296 (3.45%) Systems Administrator
17 289 (3.37%) Senior Developer
18 281 (3.27%) Senior DevOps
19 280 (3.26%) C++ Developer
20 270 (3.15%) Software Engineer
Libraries, Frameworks & Software Standards
1 947 (11.03%) Web Services
2 635 (7.40%) HTML
3 608 (7.08%) REST
4 587 (6.84%) Spring
5 541 (6.30%) CSS
6 528 (6.15%) Node.js
7 479 (5.58%) JSON
8 449 (5.23%) Middleware
9 430 (5.01%) XML
10 411 (4.79%) RESTful
11 384 (4.47%) AngularJS
12 331 (3.86%) Kafka
13 329 (3.83%) .NET
14 318 (3.71%) Elastic Stack
15 287 (3.34%) SOAP
16 269 (3.13%) HTML5
17 255 (2.97%) jQuery
18 235 (2.74%) J2EE
19 199 (2.32%) React
20 184 (2.14%) LDAP
Miscellaneous
1 558 (6.50%) Analytical Skills
2 382 (4.45%) Data Centre
3 352 (4.10%) Computer Science
4 252 (2.94%) Linux Command Line
5 234 (2.73%) Foreign Exchange (FX)
6 226 (2.63%) Public Cloud
7 222 (2.59%) Clustering
8 206 (2.40%) Greenfield Project
9 168 (1.96%) Management Information System
10 166 (1.93%) Replication
11 139 (1.62%) Enterprise Software
12 137 (1.60%) Algorithms
13 126 (1.47%) Virtual Team
14 105 (1.22%) PKI
15 100 (1.17%) User Experience
16 99 (1.15%) Data Structures
16 99 (1.15%) Equities
17 87 (1.01%) Fintech
18 83 (0.97%) Derivative
19 81 (0.94%) Fixed Income
Operating Systems
1 2,460 (28.66%) Unix
2 2,414 (28.13%) Windows
3 1,608 (18.74%) Red Hat Enterprise Linux
4 646 (7.53%) CentOS
5 625 (7.28%) Windows Server
6 472 (5.50%) Solaris
7 325 (3.79%) Windows Server 2012
8 314 (3.66%) Ubuntu
9 300 (3.50%) AIX
10 206 (2.40%) Windows Server 2008
11 189 (2.20%) Mac OS X
12 110 (1.28%) SUSE
13 101 (1.18%) Windows 7
14 100 (1.17%) Windows Server 2003
15 94 (1.10%) HPUX
16 92 (1.07%) Debian
17 89 (1.04%) Android
18 84 (0.98%) Windows 10
19 67 (0.78%) Mac OS
20 60 (0.70%) Apple iOS
Processes & Methodologies
1 2,870 (33.44%) DevOps
2 2,473 (28.82%) Agile Software Development
3 1,328 (15.47%) Continuous Integration
4 1,231 (14.34%) Configuration Management
5 829 (9.66%) Test Automation
6 795 (9.26%) TDD
7 775 (9.03%) Scrum
8 770 (8.97%) Open Source
9 668 (7.78%) Software Engineering
10 606 (7.06%) Continuous Delivery
11 576 (6.71%) Microservices
12 522 (6.08%) ITIL
13 492 (5.73%) Migration
14 434 (5.06%) Mentoring
15 411 (4.79%) OO
16 396 (4.61%) SDLC
17 390 (4.54%) BDD
18 345 (4.02%) High Availability
19 322 (3.75%) Analytics
20 315 (3.67%) Multithreading
Programming Languages
1 2,661 (31.01%) Java
2 2,442 (28.45%) Python
3 1,662 (19.37%) SQL
4 1,172 (13.66%) Bash Shell
5 1,059 (12.34%) JavaScript
6 864 (10.07%) Ruby
7 850 (9.90%) Perl
8 711 (8.28%) Shell Script
9 676 (7.88%) C++
10 457 (5.33%) PowerShell
11 403 (4.70%) PHP
12 398 (4.64%) C
13 380 (4.43%) Scala
14 321 (3.74%) C#
15 230 (2.68%) PL/SQL
16 226 (2.63%) Go
17 214 (2.49%) Groovy
18 103 (1.20%) Korn
19 74 (0.86%) ES6
20 68 (0.79%) T-SQL
Qualifications
1 1,040 (12.12%) Security Cleared
2 787 (9.17%) SC Cleared
3 534 (6.22%) Degree
4 174 (2.03%) Computer Science Degree
5 122 (1.42%) DV Cleared
6 101 (1.18%) CISSP
7 85 (0.99%) BPSS Clearance
8 83 (0.97%) Cisco Certification
9 76 (0.89%) AWS Certification
10 69 (0.80%) Microsoft Certification
11 59 (0.69%) CISM
12 48 (0.56%) MCSE
12 48 (0.56%) RHCE
13 39 (0.45%) CCNP
14 35 (0.41%) CCNA
15 34 (0.40%) ITIL Certification
16 33 (0.38%) CEH
17 30 (0.35%) PhD
18 29 (0.34%) VMware Certified Professional (VCP)
19 28 (0.33%) ISEB
Quality Assurance & Compliance
1 253 (2.95%) QA
2 96 (1.12%) SLA
3 93 (1.08%) ISO/IEC 27001
4 84 (0.98%) PCI DSS
5 53 (0.62%) GDPR
6 49 (0.57%) Disclosure Scotland
7 46 (0.54%) Sarbanes-Oxley
8 44 (0.51%) MiFID
9 36 (0.42%) GCP
10 24 (0.28%) TARGET2
11 19 (0.22%) COBIT
12 18 (0.21%) Data Quality
12 18 (0.21%) HIPAA
13 17 (0.20%) Actionable Recommendations
14 15 (0.17%) PMO
15 12 (0.14%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
16 11 (0.13%) ISO 9001
17 9 (0.10%) MISRA
18 6 (0.070%) IFRS
18 6 (0.070%) ISO/IEC 20000
System Software
1 1,502 (17.50%) Docker
2 541 (6.30%) Active Directory
3 494 (5.76%) VMware Infrastructure
4 223 (2.60%) Virtual Machines
5 210 (2.45%) VMware ESXi
6 167 (1.95%) HDFS
7 162 (1.89%) Hyper-V
8 158 (1.84%) vSphere
9 98 (1.14%) Apache ZooKeeper
10 93 (1.08%) NFS
11 74 (0.86%) Apache Flume
12 72 (0.84%) KVM
13 54 (0.63%) XenApp
14 53 (0.62%) Xen
15 52 (0.61%) vCloud
16 46 (0.54%) Samba
17 44 (0.51%) Oracle RAC
18 42 (0.49%) Veritas Cluster Server
19 40 (0.47%) Firmware
19 40 (0.47%) Virtual Servers
Systems Management
1 1,707 (19.89%) Ansible
2 1,673 (19.49%) Puppet
3 968 (11.28%) Opscode Chef
4 776 (9.04%) Terraform
5 656 (7.64%) Kubernetes
6 247 (2.88%) Nagios
7 212 (2.47%) logstash
8 193 (2.25%) Kibana
9 172 (2.00%) Grafana
10 131 (1.53%) SCCM
11 118 (1.37%) Packer
11 118 (1.37%) Salt
12 100 (1.17%) ZABBIX
13 99 (1.15%) Prometheus
14 88 (1.03%) Hadoop YARN
15 82 (0.96%) SCOM
16 81 (0.94%) Tivoli
17 80 (0.93%) Rancher
18 79 (0.92%) Mesos
19 72 (0.84%) NetBackup
Vendors
1 1,309 (15.25%) Red Hat
2 1,259 (14.67%) Oracle
3 969 (11.29%) VMware
4 717 (8.35%) Microsoft
5 408 (4.75%) Splunk
6 363 (4.23%) Cisco
7 347 (4.04%) IBM
8 316 (3.68%) HP
9 229 (2.67%) Google
10 201 (2.34%) Citrix
11 176 (2.05%) Sybase
12 164 (1.91%) NetApp
13 163 (1.90%) Atlassian
14 150 (1.75%) TIBCO
15 145 (1.69%) EMC
16 128 (1.49%) F5
17 108 (1.26%) Hortonworks
18 101 (1.18%) Juniper
18 101 (1.18%) Veritas
19 98 (1.14%) Cloudera