Period
to 19 October 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 19 October 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
19 Oct 2018
Same period 2017 Same period 2016
Rank 15 12 11
Rank change year-on-year -3 -1 +7
Contract jobs citing Linux 8,562 9,022 10,122
As % of all contract IT jobs advertised in the UK 8.31% 9.07% 9.51%
As % of the Operating Systems category 39.77% 43.48% 43.24%
Number of daily rates quoted 5,486 5,879 6,771
UK median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +5.88%
10th Percentile £325 £315 £305
90th Percentile £644 £625 £590
UK excluding London median daily rate £450 £425 £420
% change year-on-year +5.88% +1.19% +7.69%
Number of hourly rates quoted 204 239 214
UK median hourly rate £42.50 £41.00 £40.00
Median hourly rate % change year-on-year +3.66% +2.50% +6.67%
10th Percentile £17.50 £21.85 £16.13
90th Percentile £53.75 £50.25 £49.49
UK excluding London median hourly rate £42.50 £41.50 £40.00
% change year-on-year +2.41% +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 21,529 20,749 23,410
As % of all contract IT jobs advertised in the UK 20.88% 20.87% 22.00%
Number of daily rates quoted 13,312 13,100 14,719
UK median daily rate £425 £425 £400
Median daily rate % change year-on-year - +6.25% +3.23%
10th Percentile £163 £175 £202
90th Percentile £608 £594 £575
UK excluding London median daily rate £388 £375 £375
% change year-on-year +3.33% - +6.12%
Number of hourly rates quoted 1,508 1,234 1,302
UK median hourly rate £17.50 £17.50 £16.50
Median hourly rate % change year-on-year - +6.06% -
10th Percentile £11.00 £10.96 £10.50
90th Percentile £47.50 £47.83 £43.75
UK excluding London median hourly rate £16.50 £16.81 £16.00
% change year-on-year -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 19 October 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 19 October 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 19 October 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 -4 7,943 £500 +5.26% 2,952
UK excluding London -2 4,507 £450 +5.88% 2,026
London -7 3,937 £525 +2.44% 1,124
South East -3 1,434 £450 +5.88% 527
North of England -4 974 £438 +2.94% 445
South West +7 567 £450 +9.09% 314
East of England +2 560 £450 +2.86% 314
Midlands -3 456 £425 +1.19% 231
North West -3 397 £450 +0.45% 238
Yorkshire -3 390 £430 -5.70% 149
Scotland -11 390 £425 - 121
West Midlands -5 305 £438 -7.89% 139
North East +1 193 £425 +21.43% 58
East Midlands -3 149 £400 +10.34% 92
Wales +3 103 £425 - 49
Northern Ireland -10 34 £428 +1.04% 26

For the 6 months to 19 October 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 2,957 (34.54%) DevOps
2 2,603 (30.40%) Agile Software Development
3 2,560 (29.90%) Python
4 2,535 (29.61%) Windows
5 2,347 (27.41%) Java
6 2,306 (26.93%) Amazon AWS
7 2,304 (26.91%) Unix
8 2,126 (24.83%) Jenkins
9 2,064 (24.11%) Ansible
10 1,956 (22.85%) Git (software)
11 1,904 (22.24%) Docker
12 1,728 (20.18%) Puppet
13 1,685 (19.68%) SQL
14 1,473 (17.20%) Red Hat Enterprise Linux
15 1,380 (16.12%) Finance
16 1,314 (15.35%) Continuous Integration
17 1,294 (15.11%) Terraform
18 1,290 (15.07%) Red Hat
19 1,277 (14.91%) Configuration Management
20 1,246 (14.55%) Bash Shell
21 1,216 (14.20%) Oracle
22 1,169 (13.65%) Security Cleared
23 1,108 (12.94%) VMware
24 1,102 (12.87%) JavaScript
25 1,062 (12.40%) Opscode Chef
26 1,049 (12.25%) Kubernetes
27 1,018 (11.89%) Microsoft Azure
28 935 (10.92%) Perl
29 925 (10.80%) SC Cleared
30 903 (10.55%) Test Automation

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
1 782 (9.13%) Apache
2 478 (5.58%) Confluence
3 405 (4.73%) Tomcat
4 345 (4.03%) Elasticsearch
5 315 (3.68%) JBoss
6 282 (3.29%) Apache Spark
6 282 (3.29%) nginx
7 206 (2.41%) IIS
8 196 (2.29%) WebLogic
9 180 (2.10%) OpenStack
10 168 (1.96%) WebSphere
11 137 (1.60%) MS Exchange
12 90 (1.05%) SharePoint
13 69 (0.81%) Oracle SOA Suite
14 66 (0.77%) Jetty
15 62 (0.72%) CMS
16 49 (0.57%) Apache Solr
17 46 (0.54%) WordPress
18 42 (0.49%) Oracle Service Bus
18 42 (0.49%) WebSphere Application Server
Applications
1 114 (1.33%) Microsoft Office
2 54 (0.63%) Microsoft Excel
3 34 (0.40%) MS Visio
4 27 (0.32%) Microsoft Project
5 20 (0.23%) Microsoft PowerPoint
6 7 (0.082%) HipChat
6 7 (0.082%) Simulink
7 4 (0.047%) Photoshop
8 3 (0.035%) SPSS
9 2 (0.023%) Adobe Creative Suite
9 2 (0.023%) CATIA
9 2 (0.023%) Chatbot
9 2 (0.023%) Spreadsheet
9 2 (0.023%) Stata
10 1 (0.012%) Autodesk Inventor
10 1 (0.012%) Avid Media Composer
10 1 (0.012%) GNU Octave
10 1 (0.012%) Houdini
10 1 (0.012%) InVision
10 1 (0.012%) NUKE
Business Applications
1 41 (0.48%) ION MarketView
1 41 (0.48%) Remedy ITSM
2 31 (0.36%) Magento
3 18 (0.21%) Oracle Applications
4 15 (0.18%) Dynamics CRM
4 15 (0.18%) Oracle EBS
4 15 (0.18%) Siebel CRM
5 14 (0.16%) IBM Operational Decision Manager
6 12 (0.14%) Oracle Utilities
7 11 (0.13%) Salesforce.com CRM
8 10 (0.12%) Maximo
8 10 (0.12%) Oracle BPM
9 8 (0.093%) Oracle Cash Management
10 7 (0.082%) Payment Gateway
11 6 (0.070%) Oracle Retail
11 6 (0.070%) Remedy AR System
12 5 (0.058%) Oracle EBS R12
13 4 (0.047%) BusinessWorks
13 4 (0.047%) Dynamics AX
13 4 (0.047%) ENOVIA
Cloud Services
1 2,306 (26.93%) Amazon AWS
2 1,018 (11.89%) Microsoft Azure
3 420 (4.91%) GitHub
4 398 (4.65%) Amazon EC2
5 389 (4.54%) AWS CloudFormation
6 327 (3.82%) IaaS
7 310 (3.62%) PaaS
8 289 (3.38%) Google Cloud Platform
9 274 (3.20%) Amazon S3
10 216 (2.52%) OpenShift
11 214 (2.50%) Serverless
12 207 (2.42%) Virtual Private Cloud
13 176 (2.06%) AWS Lambda
14 166 (1.94%) Cloud Computing
15 159 (1.86%) Office 365
16 149 (1.74%) Amazon CloudWatch
17 138 (1.61%) SaaS
18 127 (1.48%) Route 53
19 118 (1.38%) Amazon ELB
20 73 (0.85%) Datadog
Communications & Networking
1 740 (8.64%) Firewall
2 597 (6.97%) TCP/IP
3 590 (6.89%) DNS
4 561 (6.55%) HTTP
5 358 (4.18%) SSL
6 272 (3.18%) SAN
7 217 (2.53%) VPN
8 212 (2.48%) DHCP
9 184 (2.15%) WAN
10 173 (2.02%) LAN
11 167 (1.95%) Internet
12 133 (1.55%) Network Security
13 120 (1.40%) FTP
14 107 (1.25%) Kerberos
15 101 (1.18%) NAS
16 94 (1.10%) SSH
17 92 (1.07%) Wireless
18 78 (0.91%) IPsec
19 76 (0.89%) MPLS
20 73 (0.85%) VoIP
Database & Business Intelligence
1 853 (9.96%) MySQL
2 719 (8.40%) SQL Server
3 594 (6.94%) MongoDB
4 592 (6.91%) PostgreSQL
5 564 (6.59%) Relational Database
6 518 (6.05%) NoSQL
7 481 (5.62%) Hadoop
8 468 (5.47%) Big Data
9 298 (3.48%) Oracle Database
10 233 (2.72%) Apache Cassandra
11 203 (2.37%) Amazon RDS
12 158 (1.85%) RDBMS
13 139 (1.62%) Redis
14 132 (1.54%) HBase
15 130 (1.52%) Apache Hive
16 124 (1.45%) Oracle Database 11g
17 117 (1.37%) DB2
18 116 (1.35%) Data Warehouse
19 86 (1.00%) Oracle Database 12c
20 82 (0.96%) Amazon Redshift
Development Applications
1 2,126 (24.83%) Jenkins
2 1,956 (22.85%) Git (software)
3 789 (9.22%) JIRA
4 521 (6.09%) Maven
5 427 (4.99%) Subversion
6 384 (4.48%) Selenium
7 348 (4.06%) Cucumber
8 303 (3.54%) GitLab
9 294 (3.43%) Sonatype Nexus
10 281 (3.28%) Artifactory
11 279 (3.26%) JUnit
12 251 (2.93%) TeamCity
13 218 (2.55%) Atlassian Bamboo
14 214 (2.50%) Bitbucket
15 178 (2.08%) Vagrant
16 175 (2.04%) Gradle
17 149 (1.74%) Eclipse
18 146 (1.71%) Ant
19 123 (1.44%) Hudson
20 120 (1.40%) SonarQube
General
1 1,380 (16.12%) Finance
2 678 (7.92%) Banking
3 286 (3.34%) Front Office
4 199 (2.32%) Telecoms
5 193 (2.25%) Investment Banking
6 183 (2.14%) Retail
7 104 (1.21%) Marketing
8 101 (1.18%) Manufacturing
9 80 (0.93%) Financial Institution
10 76 (0.89%) Electronics
11 70 (0.82%) Publishing
12 64 (0.75%) Back Office
13 60 (0.70%) Games
14 56 (0.65%) Law
15 54 (0.63%) Legal
16 47 (0.55%) Advertising
17 45 (0.53%) Aerospace
18 28 (0.33%) Automotive
19 24 (0.28%) Military
20 20 (0.23%) Retail Banking
Job Titles
1 1,962 (22.92%) Developer
2 1,844 (21.54%) DevOps Engineer
3 656 (7.66%) Java Developer
4 605 (7.07%) Linux Engineer
5 581 (6.79%) AWS Engineer
6 540 (6.31%) Architect
7 499 (5.83%) AWS DevOps
8 473 (5.52%) Administrator
9 447 (5.22%) AWS DevOps Engineer
10 402 (4.70%) Analyst
11 389 (4.54%) Software Engineer
12 310 (3.62%) Infrastructure Engineer
13 296 (3.46%) Cloud Engineer
14 288 (3.36%) Systems Administrator
15 272 (3.18%) Linux/Unix DevOps
16 264 (3.08%) Consultant
17 239 (2.79%) Python Developer
18 218 (2.55%) Linux DevOps Engineer
19 213 (2.49%) Linux Administrator
20 205 (2.39%) Senior Developer
Libraries, Frameworks & Software Standards
1 756 (8.83%) Web Services
2 612 (7.15%) HTML
3 585 (6.83%) Spring
4 532 (6.21%) REST
5 512 (5.98%) CSS
6 511 (5.97%) Middleware
7 474 (5.54%) Node.js
8 430 (5.02%) JSON
9 424 (4.95%) Kafka
10 420 (4.91%) AngularJS
11 405 (4.73%) XML
12 360 (4.20%) Elastic Stack
13 348 (4.06%) RESTful
14 341 (3.98%) .NET
15 300 (3.50%) SOAP
16 285 (3.33%) React
17 271 (3.17%) J2EE
18 265 (3.10%) Spring Boot
19 253 (2.95%) HTML5
20 234 (2.73%) LDAP
Miscellaneous
1 478 (5.58%) Analytical Skills
2 415 (4.85%) Data Centre
3 306 (3.57%) Linux Command Line
4 304 (3.55%) Computer Science
5 234 (2.73%) Public Cloud
6 225 (2.63%) Greenfield Project
7 194 (2.27%) Clustering
8 183 (2.14%) Self-Motivation
9 146 (1.71%) Algorithms
9 146 (1.71%) Foreign Exchange (FX)
10 137 (1.60%) Replication
11 132 (1.54%) Fixed Income
11 132 (1.54%) Management Information System
12 112 (1.31%) Enterprise Software
12 112 (1.31%) User Experience
13 108 (1.26%) Fintech
14 104 (1.21%) Private Cloud
15 103 (1.20%) PKI
16 83 (0.97%) Data Structures
17 78 (0.91%) Cloud Native
Operating Systems
1 2,535 (29.61%) Windows
2 2,304 (26.91%) Unix
3 1,473 (17.20%) Red Hat Enterprise Linux
4 713 (8.33%) Windows Server
5 677 (7.91%) CentOS
6 395 (4.61%) Solaris
7 390 (4.56%) Ubuntu
8 216 (2.52%) Windows Server 2012
9 212 (2.48%) AIX
10 163 (1.90%) Windows Server 2008
11 111 (1.30%) Android
12 98 (1.14%) Mac OS X
12 98 (1.14%) Windows 10
13 97 (1.13%) Windows 7
14 92 (1.07%) Debian
15 84 (0.98%) SUSE
16 82 (0.96%) Windows Server 2003
17 74 (0.86%) Apple iOS
18 71 (0.83%) Embedded Linux
19 65 (0.76%) CoreOS
Processes & Methodologies
1 2,957 (34.54%) DevOps
2 2,603 (30.40%) Agile Software Development
3 1,314 (15.35%) Continuous Integration
4 1,277 (14.91%) Configuration Management
5 903 (10.55%) Test Automation
6 795 (9.29%) Open Source
7 767 (8.96%) Software Engineering
8 736 (8.60%) Scrum
8 736 (8.60%) TDD
9 722 (8.43%) Problem-Solving
10 659 (7.70%) Microservices
11 540 (6.31%) Continuous Delivery
12 538 (6.28%) ITIL
13 534 (6.24%) Migration
14 500 (5.84%) BDD
15 427 (4.99%) Deployment Automation
15 427 (4.99%) Infrastructure Engineering
16 382 (4.46%) OO
17 358 (4.18%) SDLC
18 348 (4.06%) Analytics
Programming Languages
1 2,560 (29.90%) Python
2 2,347 (27.41%) Java
3 1,685 (19.68%) SQL
4 1,246 (14.55%) Bash Shell
5 1,102 (12.87%) JavaScript
6 935 (10.92%) Perl
7 773 (9.03%) Ruby
8 675 (7.88%) Shell Script
9 669 (7.81%) C++
10 553 (6.46%) PowerShell
11 425 (4.96%) C#
12 410 (4.79%) C
13 397 (4.64%) PHP
14 309 (3.61%) Scala
15 291 (3.40%) Go
16 245 (2.86%) Java 8
17 213 (2.49%) Groovy
18 175 (2.04%) PL/SQL
19 101 (1.18%) TypeScript
20 77 (0.90%) R
Qualifications
1 1,169 (13.65%) Security Cleared
2 925 (10.80%) SC Cleared
3 461 (5.38%) Degree
4 169 (1.97%) DV Cleared
5 115 (1.34%) Computer Science Degree
6 111 (1.30%) AWS Certification
7 104 (1.21%) Cisco Certification
8 96 (1.12%) BPSS Clearance
9 83 (0.97%) Microsoft Certification
10 67 (0.78%) CCNP
11 65 (0.76%) CISSP
12 64 (0.75%) RHCE
13 61 (0.71%) CCNA
14 58 (0.68%) MCSE
15 36 (0.42%) CISM
15 36 (0.42%) ISTQB
16 35 (0.41%) ISEB
16 35 (0.41%) ITIL Certification
16 35 (0.41%) Master's Degree
17 29 (0.34%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 241 (2.81%) QA
2 100 (1.17%) SLA
3 71 (0.83%) GDPR
4 54 (0.63%) ISO/IEC 27001
5 52 (0.61%) Data Quality
6 50 (0.58%) PCI DSS
7 23 (0.27%) MiFID
8 19 (0.22%) Sarbanes-Oxley
9 16 (0.19%) FINRA
10 14 (0.16%) Disclosure Scotland
11 13 (0.15%) JSP 440
12 12 (0.14%) PMO
13 10 (0.12%) HMG Infosec
13 10 (0.12%) HMG Security Policy Framework
14 9 (0.11%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
15 8 (0.093%) Cyber Essentials
15 8 (0.093%) ISO 9001
16 7 (0.082%) COBIT
16 7 (0.082%) FedRAMP
16 7 (0.082%) HIPAA
System Software
1 1,904 (22.24%) Docker
2 679 (7.93%) Active Directory
3 672 (7.85%) VMware Infrastructure
4 201 (2.35%) Virtual Machines
5 200 (2.34%) VMware ESXi
6 188 (2.20%) vSphere
7 160 (1.87%) Hyper-V
8 100 (1.17%) NFS
9 96 (1.12%) HDFS
10 90 (1.05%) Apache ZooKeeper
11 72 (0.84%) Oracle RAC
12 70 (0.82%) Virtual Servers
13 69 (0.81%) XenApp
14 58 (0.68%) Xen
15 53 (0.62%) VirtualBox
16 51 (0.60%) KVM
17 48 (0.56%) Firmware
18 47 (0.55%) Veritas Cluster Server
19 45 (0.53%) etcd
20 40 (0.47%) vCloud
Systems Management
1 2,064 (24.11%) Ansible
2 1,728 (20.18%) Puppet
3 1,294 (15.11%) Terraform
4 1,062 (12.40%) Opscode Chef
5 1,049 (12.25%) Kubernetes
6 271 (3.17%) Nagios
7 225 (2.63%) Grafana
8 200 (2.34%) Packer
9 191 (2.23%) Kibana
10 158 (1.85%) Prometheus
11 155 (1.81%) Salt
12 149 (1.74%) SCCM
13 119 (1.39%) logstash
14 116 (1.35%) Docker Swarm
15 113 (1.32%) ZABBIX
16 100 (1.17%) SCOM
17 97 (1.13%) HAProxy
18 87 (1.02%) Rancher
19 83 (0.97%) Hadoop YARN
20 79 (0.92%) vCenter Server
Vendors
1 1,290 (15.07%) Red Hat
2 1,216 (14.20%) Oracle
3 1,108 (12.94%) VMware
4 876 (10.23%) Microsoft
5 481 (5.62%) Google
6 414 (4.84%) Cisco
7 399 (4.66%) Splunk
8 325 (3.80%) IBM
9 239 (2.79%) HP
10 215 (2.51%) Citrix
11 184 (2.15%) NetApp
12 182 (2.13%) Atlassian
13 145 (1.69%) Sybase
14 123 (1.44%) SAP
15 116 (1.35%) F5
16 115 (1.34%) EMC
17 101 (1.18%) New Relic
18 97 (1.13%) SaltStack
19 93 (1.09%) Cloudera
20 87 (1.02%) CheckPoint