Period
to 30 March 2020

The following table provides summary statistics for contract job vacancies advertised in London 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 30 March 2020 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
England > London
6 months to
30 Mar 2020
Same period 2019 Same period 2018
Rank 27 19 14
Rank change year-on-year -8 -5 -3
Contract jobs citing Linux 1,700 3,444 4,299
As % of all contract jobs advertised in London 6.62% 8.02% 9.16%
As % of the Operating Systems category 37.82% 42.80% 44.32%
Number of daily rates quoted 1,170 2,441 3,136
Median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +5.00%
10th Percentile £350 £378 £369
90th Percentile £700 £688 £675
England median daily rate £490 £500 £500
% change year-on-year -2.00% - +11.11%
Number of hourly rates quoted 19 29 44
Median hourly rate £45.00 £37.50 £37.50
Median hourly rate % change year-on-year +20.00% - -18.92%
10th Percentile £31.00 £24.85 £20.55
90th Percentile £57.00 £68.27 £57.50
England median hourly rate £45.00 £45.00 £42.50
% change year-on-year - +5.88% +6.25%

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 advertised in London with a requirement for operating system skills.

All Operating Systems
London
Contract vacancies with a requirement for operating system skills 4,495 8,047 9,699
As % of all contract IT jobs advertised in London 17.50% 18.75% 20.67%
Number of daily rates quoted 3,073 5,579 6,923
Median daily rate £450 £475 £475
Median daily rate % change year-on-year -5.26% - +5.56%
10th Percentile £159 £181 £208
90th Percentile £650 £650 £650
England median daily rate £425 £433 £438
% change year-on-year -1.85% -1.03% +3.55%
Number of hourly rates quoted 157 218 309
Median hourly rate £23.00 £20.33 £18.70
Median hourly rate % change year-on-year +13.16% +8.69% -14.02%
10th Percentile £15.30 £13.18 £12.03
90th Percentile £64.25 £47.60 £47.83
Median hourly rate £17.50 £17.50 £17.38
% change year-on-year - +0.72% +5.30%

Linux
Job Vacancy Trend in London

Job postings citing Linux as a proportion of all IT jobs advertised in London.

Job vacancy trend for Linux in London

Linux
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Linux in London.

Daily rate trend for Linux in London

Linux
Daily Rate Histogram in London

Daily rate distribution for jobs citing Linux in London over the 6 months to 30 March 2020.

Daily rate histogram for Linux in London

Linux
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Linux in London.

Hourly rate trend for Linux in London

Linux
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing Linux in London over the 6 months to 30 March 2020.

Hourly rate histogram for Linux in London

Linux
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Linux within the London region over the 6 months to 30 March 2020. 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
Central London -11 307 £550 - 264
South London -7 85 £525 -2.33% 41
West London -17 50 £425 -12.82% 101
East London +20 36 £525 -12.50% 32
North London -8 8 £388 -3.13% 7
Linux
England

For the 6 months to 30 March 2020, 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 across the London region with a requirement for Linux.

1 591 (34.76%) DevOps
2 583 (34.29%) Python
3 530 (31.18%) Windows
4 504 (29.65%) Agile Software Development
5 480 (28.24%) Java
6 457 (26.88%) AWS
7 441 (25.94%) Docker
8 377 (22.18%) Unix
9 356 (20.94%) Git (software)
10 350 (20.59%) Ansible
11 343 (20.18%) SQL
12 340 (20.00%) Jenkins
13 327 (19.24%) Azure
14 324 (19.06%) Kubernetes
15 302 (17.76%) Finance
16 301 (17.71%) Terraform
17 278 (16.35%) Security Cleared
18 274 (16.12%) Bash Shell
19 270 (15.88%) Oracle
20 231 (13.59%) Continuous Integration
21 224 (13.18%) SC Cleared
22 217 (12.76%) Red Hat Enterprise Linux
23 210 (12.35%) Microsoft
24 209 (12.29%) Microservices
25 207 (12.18%) JavaScript
26 204 (12.00%) Red Hat
27 199 (11.71%) Puppet
28 193 (11.35%) JIRA
29 171 (10.06%) PowerShell
30 168 (9.88%) VMware

Linux
Co-occurring IT Skills in London 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
1 127 (7.47%) Confluence
2 65 (3.82%) Tomcat
3 63 (3.71%) Elasticsearch
3 63 (3.71%) WebLogic
4 59 (3.47%) Apache
5 57 (3.35%) Apache Spark
6 38 (2.24%) Oracle SOA Suite
7 37 (2.18%) OpenStack
8 34 (2.00%) nginx
9 23 (1.35%) SAS
10 21 (1.24%) Red Hat Fuse
11 20 (1.18%) IIS
11 20 (1.18%) WebSphere
12 17 (1.00%) JBoss
13 15 (0.88%) SharePoint
14 14 (0.82%) Oracle Workflow
15 12 (0.71%) MS Exchange
16 8 (0.47%) Drupal
17 7 (0.41%) Cloud Foundry
18 6 (0.35%) Mattermost
Applications
1 33 (1.94%) Microsoft Office
2 13 (0.76%) SPSS
3 10 (0.59%) MS Visio
4 7 (0.41%) Microsoft Excel
5 4 (0.24%) Microsoft Project
6 2 (0.12%) Spreadsheet
7 1 (0.059%) Chatbot
7 1 (0.059%) GNU Octave
7 1 (0.059%) Houdini
7 1 (0.059%) Maya
7 1 (0.059%) Mozilla Thunderbird
7 1 (0.059%) Photoshop
7 1 (0.059%) Zeplin
Business Applications
1 15 (0.88%) Oracle Applications
2 8 (0.47%) Oracle AML
3 6 (0.35%) BusinessWorks
3 6 (0.35%) Sparx Enterprise Architect
4 5 (0.29%) FINCAD Analytics
4 5 (0.29%) Magento
5 4 (0.24%) Oracle EBS
5 4 (0.24%) Oracle ERP
5 4 (0.24%) SAP ERP
6 3 (0.18%) Dynamics CRM
6 3 (0.18%) ION MarketView
6 3 (0.18%) Temenos T24
7 2 (0.12%) Oracle EBS R12
7 2 (0.12%) Payment Gateway
7 2 (0.12%) Remedy ITSM
7 2 (0.12%) RMDS
8 1 (0.059%) Actimize
8 1 (0.059%) Maximo
8 1 (0.059%) SAP Oil and Gas
8 1 (0.059%) SunGard Martini
Cloud Services
1 457 (26.88%) AWS
2 327 (19.24%) Azure
3 148 (8.71%) GCP
4 108 (6.35%) Amazon EC2
5 76 (4.47%) GitHub
5 76 (4.47%) Serverless
6 72 (4.24%) Amazon S3
7 59 (3.47%) AWS Lambda
8 58 (3.41%) OpenShift
9 53 (3.12%) Office 365
10 52 (3.06%) AWS CloudFormation
11 47 (2.76%) IaaS
11 47 (2.76%) PaaS
12 35 (2.06%) Amazon EKS
13 31 (1.82%) Virtual Private Cloud
14 26 (1.53%) Cloud Computing
14 26 (1.53%) SaaS
15 23 (1.35%) Amazon ECS
15 23 (1.35%) Power Platform
15 23 (1.35%) Route 53
Communications & Networking
1 129 (7.59%) Firewall
2 91 (5.35%) TCP/IP
3 82 (4.82%) DNS
4 70 (4.12%) HTTP
4 70 (4.12%) VPN
5 50 (2.94%) SAN
6 41 (2.41%) DHCP
7 40 (2.35%) Network Security
8 38 (2.24%) Internet
9 34 (2.00%) LAN
10 29 (1.71%) WAN
11 27 (1.59%) SSL
12 25 (1.47%) Ethernet
13 24 (1.41%) Wireshark
14 21 (1.24%) NAS
15 20 (1.18%) Wi-Fi
16 19 (1.12%) Wireless
17 16 (0.94%) Multicast
17 16 (0.94%) SSH
18 14 (0.82%) FTP
Database & Business Intelligence
1 167 (9.82%) MySQL
2 126 (7.41%) SQL Server
3 125 (7.35%) NoSQL
4 122 (7.18%) MongoDB
5 102 (6.00%) Big Data
6 95 (5.59%) PostgreSQL
7 89 (5.24%) Oracle Database
8 69 (4.06%) Relational Database
9 64 (3.76%) Hadoop
10 63 (3.71%) Amazon RDS
11 44 (2.59%) Oracle Database 12c
12 37 (2.18%) Redis
13 34 (2.00%) Apache Cassandra
14 27 (1.59%) Data Warehouse
15 19 (1.12%) Oracle ODI
15 19 (1.12%) Power BI
15 19 (1.12%) RDBMS
16 18 (1.06%) Oracle Database 11g
17 17 (1.00%) BusinessObjects
17 17 (1.00%) Oracle BI EE
Development Applications
1 356 (20.94%) Git (software)
2 340 (20.00%) Jenkins
3 193 (11.35%) JIRA
4 89 (5.24%) Maven
5 74 (4.35%) GitLab
6 59 (3.47%) JUnit
7 53 (3.12%) Artifactory
8 40 (2.35%) Subversion
9 37 (2.18%) Selenium
10 36 (2.12%) Bitbucket
10 36 (2.12%) Mockito
11 34 (2.00%) Gradle
12 31 (1.82%) TeamCity
13 30 (1.76%) Atlassian Bamboo
14 29 (1.71%) Ant
14 29 (1.71%) Sonatype Nexus
15 26 (1.53%) Team Foundation Server
16 24 (1.41%) Cucumber
17 22 (1.29%) Visual Studio
18 21 (1.24%) CircleCI
General
1 302 (17.76%) Finance
2 146 (8.59%) Banking
3 102 (6.00%) Public Sector
4 51 (3.00%) Front Office
5 44 (2.59%) Investment Banking
6 36 (2.12%) Telecoms
7 17 (1.00%) Games
8 16 (0.94%) Financial Institution
8 16 (0.94%) Marketing
9 15 (0.88%) Electronics
9 15 (0.88%) Retail
10 14 (0.82%) Law
11 13 (0.76%) Manufacturing
12 10 (0.59%) Back Office
13 9 (0.53%) German Language
13 9 (0.53%) Pharmaceutical
14 4 (0.24%) Italian Language
14 4 (0.24%) Police
15 3 (0.18%) French Language
15 3 (0.18%) Prime Brokerage
Job Titles
1 453 (26.65%) Developer
2 319 (18.76%) DevOps Engineer
3 133 (7.82%) Java Developer
4 125 (7.35%) Architect
5 96 (5.65%) AWS Engineer
6 94 (5.53%) Cloud Engineer
7 86 (5.06%) Analyst
8 75 (4.41%) AWS DevOps
8 75 (4.41%) Linux Engineer
9 71 (4.18%) AWS DevOps Engineer
10 66 (3.88%) Administrator
11 64 (3.76%) Senior DevOps
12 63 (3.71%) Consultant
13 59 (3.47%) Infrastructure Engineer
13 59 (3.47%) Senior Developer
14 57 (3.35%) Python Developer
15 53 (3.12%) Senior DevOps Engineer
16 50 (2.94%) C++ Developer
17 46 (2.71%) Linux/Unix DevOps
18 42 (2.47%) Azure Engineer
Libraries, Frameworks & Software Standards
1 140 (8.24%) REST
2 132 (7.76%) Kafka
3 116 (6.82%) Web Services
4 109 (6.41%) Spring
5 99 (5.82%) HTML
6 90 (5.29%) .NET
7 85 (5.00%) JSON
8 82 (4.82%) SOAP
9 81 (4.76%) RESTful
10 79 (4.65%) Node.js
10 79 (4.65%) XML
11 74 (4.35%) AngularJS
12 72 (4.24%) CSS
13 65 (3.82%) Elastic Stack
14 60 (3.53%) Middleware
15 59 (3.47%) Spring Boot
16 54 (3.18%) RabbitMQ
17 46 (2.71%) React
18 43 (2.53%) FIX Protocol
19 39 (2.29%) LDAP
Miscellaneous
1 140 (8.24%) Analytical Skills
2 93 (5.47%) Data Centre
3 86 (5.06%) Linux Command Line
4 47 (2.76%) Data Structures
5 46 (2.71%) Public Cloud
6 42 (2.47%) Cloud Native
7 41 (2.41%) Algorithms
8 35 (2.06%) Management Information System
9 32 (1.88%) User Experience
10 31 (1.82%) Replication
11 30 (1.76%) Greenfield Project
12 28 (1.65%) Fixed Income
13 26 (1.53%) Clustering
14 25 (1.47%) Foreign Exchange (FX)
15 24 (1.41%) Hybrid Cloud
16 23 (1.35%) Derivative
17 22 (1.29%) Hedge funds
18 19 (1.12%) Mobile App
19 18 (1.06%) Fibre Optics
20 17 (1.00%) Self-Motivation
Operating Systems
1 530 (31.18%) Windows
2 377 (22.18%) Unix
3 217 (12.76%) Red Hat Enterprise Linux
4 149 (8.76%) Windows Server
5 96 (5.65%) CentOS
5 96 (5.65%) Ubuntu
6 51 (3.00%) Solaris
7 44 (2.59%) Mac OS X
8 34 (2.00%) Android
9 27 (1.59%) Mac OS
9 27 (1.59%) Windows Server 2008
10 24 (1.41%) Oracle Linux
10 24 (1.41%) Windows Server 2012
11 21 (1.24%) Apple iOS
12 17 (1.00%) CoreOS
12 17 (1.00%) Debian
13 16 (0.94%) Embedded Linux
14 15 (0.88%) Windows Server 2003
15 14 (0.82%) AIX
15 14 (0.82%) Windows Server 2016
Processes & Methodologies
1 591 (34.76%) DevOps
2 504 (29.65%) Agile Software Development
3 231 (13.59%) Continuous Integration
4 209 (12.29%) Microservices
5 163 (9.59%) Configuration Management
6 159 (9.35%) Test Automation
7 154 (9.06%) Open Source
8 146 (8.59%) Infrastructure as Code
9 138 (8.12%) TDD
10 122 (7.18%) Problem-Solving
11 117 (6.88%) Migration
12 112 (6.59%) Scrum
12 112 (6.59%) Software Engineering
13 82 (4.82%) Continuous Delivery
14 81 (4.76%) Infrastructure Engineering
15 78 (4.59%) ITIL
16 71 (4.18%) Cybersecurity
17 68 (4.00%) Continuous Deployment
18 67 (3.94%) Computer Science
19 66 (3.88%) Analytics
Programming Languages
1 583 (34.29%) Python
2 480 (28.24%) Java
3 343 (20.18%) SQL
4 274 (16.12%) Bash Shell
5 207 (12.18%) JavaScript
6 171 (10.06%) PowerShell
7 133 (7.82%) Ruby
8 118 (6.94%) Shell Script
9 109 (6.41%) C++
10 103 (6.06%) Perl
11 81 (4.76%) Go
12 78 (4.59%) PHP
13 77 (4.53%) PL/SQL
14 73 (4.29%) Java 8
15 69 (4.06%) C#
16 56 (3.29%) Groovy
17 52 (3.06%) C
18 40 (2.35%) Scala
19 24 (1.41%) TypeScript
20 14 (0.82%) R
Qualifications
1 278 (16.35%) Security Cleared
2 224 (13.18%) SC Cleared
3 88 (5.18%) Degree
4 46 (2.71%) DV Cleared
5 42 (2.47%) Cisco Certification
6 33 (1.94%) CCNA
7 28 (1.65%) Microsoft Certification
8 27 (1.59%) Computer Science Degree
9 24 (1.41%) AWS Certification
10 21 (1.24%) CISSP
11 19 (1.12%) CCNP
12 15 (0.88%) CREST Certified
13 13 (0.76%) BPSS Clearance
14 12 (0.71%) CISA
15 11 (0.65%) CISM
15 11 (0.65%) ISEB
15 11 (0.65%) MCSE
15 11 (0.65%) Network+ Certification
16 10 (0.59%) OSCP
17 9 (0.53%) CCENT
Quality Assurance & Compliance
1 68 (4.00%) QA
2 35 (2.06%) SLA
3 15 (0.88%) NIST
4 14 (0.82%) PCI DSS
5 12 (0.71%) ISO/IEC 27001
6 10 (0.59%) NCSC
7 7 (0.41%) Sarbanes-Oxley
8 6 (0.35%) Data Quality
8 6 (0.35%) GDPR
8 6 (0.35%) ISO/IEC 20000
9 5 (0.29%) Disclosure Scotland
9 5 (0.29%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
10 4 (0.24%) HIPAA
11 3 (0.18%) COBIT
11 3 (0.18%) Government Security Classifications
12 2 (0.12%) Cyber Essentials
12 2 (0.12%) MiFID
12 2 (0.12%) PMO
13 1 (0.059%) DICOM
System Software
1 441 (25.94%) Docker
2 130 (7.65%) Active Directory
3 117 (6.88%) VMware Infrastructure
4 42 (2.47%) Hyper-V
5 41 (2.41%) Virtual Machines
6 33 (1.94%) Oracle RAC
7 26 (1.53%) vSphere
8 24 (1.41%) VMware ESXi
9 19 (1.12%) VMware NSX
10 16 (0.94%) HDFS
11 14 (0.82%) XenApp
12 12 (0.71%) NFS
13 11 (0.65%) Apache ZooKeeper
13 11 (0.65%) KVM
14 10 (0.59%) Virtual Servers
15 8 (0.47%) Citrix Hypervisor
16 7 (0.41%) iptables
17 6 (0.35%) Squid
17 6 (0.35%) Veritas Cluster Server
18 5 (0.29%) Microsoft Virtual Server
Systems Management
1 350 (20.59%) Ansible
2 324 (19.06%) Kubernetes
3 301 (17.71%) Terraform
4 199 (11.71%) Puppet
5 98 (5.76%) Opscode Chef
6 58 (3.41%) Packer
7 38 (2.24%) Prometheus
8 32 (1.88%) Grafana
9 28 (1.65%) Consul
10 27 (1.59%) logstash
11 24 (1.41%) Istio
11 24 (1.41%) Nagios
12 23 (1.35%) Docker Swarm
13 21 (1.24%) SCCM
14 19 (1.12%) vCenter Server
15 18 (1.06%) Kibana
15 18 (1.06%) Single Sign-On
16 16 (0.94%) Host Intrusion Detection System
16 16 (0.94%) Network Intrusion Detection System
17 15 (0.88%) Data Guard
Vendors
1 270 (15.88%) Oracle
2 210 (12.35%) Microsoft
3 204 (12.00%) Red Hat
4 168 (9.88%) VMware
5 105 (6.18%) Splunk
6 90 (5.29%) Google
7 86 (5.06%) Cisco
8 47 (2.76%) HP
9 45 (2.65%) IBM
10 39 (2.29%) SAP
11 31 (1.82%) Atlassian
11 31 (1.82%) NetApp
12 30 (1.76%) Dell
13 26 (1.53%) F5
14 25 (1.47%) Citrix
14 25 (1.47%) EMC
14 25 (1.47%) Sybase
15 24 (1.41%) TIBCO
16 22 (1.29%) Informatica
17 20 (1.18%) Palo Alto