Period
to 23 January 2022

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 23 January 2022 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
23 Jan 2022
Same period 2021 Same period 2020
Rank 29 24 28
Rank change year-on-year -5 +4 -9
Contract jobs citing Linux 2,443 1,312 1,982
As % of all contract jobs advertised in London 6.63% 7.45% 6.58%
As % of the Operating Systems category 46.47% 47.38% 37.65%
Number of daily rates quoted 1,875 893 1,360
10th Percentile £425 £354 £338
25th Percentile £513 £430 £425
Median daily rate (50th Percentile) £600 £525 £525
Median % change year-on-year +14.29% - -
75th Percentile £675 £625 £625
90th Percentile £750 £700 £700
England median daily rate £550 £500 £500
% change year-on-year +10.11% -0.10% -
Number of hourly rates quoted 16 9 17
10th Percentile £37.03 £25.00 £17.25
25th Percentile £40.00 £32.00 £25.25
Median hourly rate £44.62 £42.00 £45.00
Median % change year-on-year +6.24% -6.67% +12.50%
75th Percentile £65.81 £43.00 £50.00
90th Percentile £82.75 £78.35 £58.00
England median hourly rate £58.75 £43.00 £45.00
% change year-on-year +36.63% -4.44% -

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 5,257 2,769 5,264
As % of all contract IT jobs advertised in London 14.26% 15.73% 17.47%
Number of daily rates quoted 3,888 1,969 3,695
10th Percentile £225 £231 £158
25th Percentile £425 £363 £288
Median daily rate (50th Percentile) £550 £475 £450
Median % change year-on-year +15.79% +5.56% -7.69%
75th Percentile £650 £575 £575
90th Percentile £735 £657 £650
England median daily rate £495 £428 £413
% change year-on-year +15.59% +3.82% -2.94%
Number of hourly rates quoted 101 32 168
10th Percentile £15.00 £18.20 £14.00
25th Percentile £20.00 £22.19 £18.00
Median hourly rate £24.50 £27.33 £20.75
Median % change year-on-year -10.34% +31.69% +10.96%
75th Percentile £46.75 £48.78 £36.70
90th Percentile £64.00 £63.60 £54.83
England median hourly rate £20.00 £17.75 £17.16
% change year-on-year +12.68% +3.44% +0.94%

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 23 January 2022.

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 23 January 2022.

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 23 January 2022. 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
Jobs
Central London -16 193 £575 +4.55% 267
West London +10 81 £600 +14.29% 82
South London -10 24 £550 +8.91% 7
East London -4 10 £442 -1.78% 43
North London -5 3 £800 +166.67% 4
Linux
England

For the 6 months to 23 January 2022, 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.

1 835 (34.18%) Python
2 831 (34.02%) DevOps
3 800 (32.75%) Windows
4 740 (30.29%) AWS
5 713 (29.19%) Agile Software Development
6 679 (27.79%) Java
7 635 (25.99%) Unix
8 624 (25.54%) Terraform
9 617 (25.26%) Ansible
10 611 (25.01%) CI/CD
11 591 (24.19%) Finance
12 569 (23.29%) Azure
13 531 (21.74%) SQL
14 520 (21.29%) Docker
15 517 (21.16%) Kubernetes
16 504 (20.63%) Jenkins
17 423 (17.31%) Social Skills
18 377 (15.43%) Red Hat Enterprise Linux
19 373 (15.27%) Oracle
20 362 (14.82%) Git (software)
21 356 (14.57%) Banking
22 332 (13.59%) Test Automation
23 330 (13.51%) Bash
24 329 (13.47%) Red Hat
25 304 (12.44%) Infrastructure as Code
26 282 (11.54%) JavaScript
27 273 (11.17%) Problem-Solving
28 268 (10.97%) SQL Server
29 259 (10.60%) Microservices
30 256 (10.48%) Configuration Management

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
1 114 (4.67%) Confluence
2 110 (4.50%) Apache
3 89 (3.64%) IIS
4 64 (2.62%) Apache Spark
5 57 (2.33%) nginx
6 50 (2.05%) Elasticsearch
6 50 (2.05%) JBoss
6 50 (2.05%) Tomcat
7 49 (2.01%) WebSphere
8 47 (1.92%) OpenStack
9 46 (1.88%) Mule
10 44 (1.80%) Red Hat Fuse
11 43 (1.76%) CMS
12 36 (1.47%) WebLogic
13 35 (1.43%) SharePoint
14 29 (1.19%) Oracle Workflow
15 18 (0.74%) Cloud Foundry
16 15 (0.61%) Appian
17 12 (0.49%) Apache Airflow
18 10 (0.41%) Jupyter
Applications
1 21 (0.86%) Microsoft Office
2 20 (0.82%) Microsoft Excel
3 9 (0.37%) MS Visio
4 6 (0.25%) Spreadsheet
5 4 (0.16%) Microsoft Project
6 2 (0.082%) AutoCAD
6 2 (0.082%) Notepad++
7 1 (0.041%) Adobe XD
7 1 (0.041%) Microsoft PowerPoint
7 1 (0.041%) SPSS
Business Applications
1 22 (0.90%) BusinessWorks
2 11 (0.45%) RMDS
3 8 (0.33%) Shopify
4 5 (0.20%) Distributed Ledger
4 5 (0.20%) ION MarketView
4 5 (0.20%) Oracle Cash Management
4 5 (0.20%) Sentinel
5 4 (0.16%) NetSuite
5 4 (0.16%) Refinitiv Enterprise Platform
6 3 (0.12%) Eikon
6 3 (0.12%) Oracle EBS
6 3 (0.12%) SunGard Martini
7 2 (0.082%) Summit
8 1 (0.041%) IBM Operational Decision Manager
8 1 (0.041%) Magento
8 1 (0.041%) Maximo
8 1 (0.041%) SAP Hybris
8 1 (0.041%) SAP S/4HANA
8 1 (0.041%) WebTrends
Cloud Services
1 740 (30.29%) AWS
2 569 (23.29%) Azure
3 197 (8.06%) GCP
4 179 (7.33%) PaaS
5 151 (6.18%) AWS CloudFormation
6 139 (5.69%) GitHub
7 123 (5.03%) IaaS
8 94 (3.85%) Amazon EC2
9 87 (3.56%) SaaS
10 82 (3.36%) Amazon S3
11 74 (3.03%) Serverless
12 69 (2.82%) OpenShift
13 62 (2.54%) Amazon EKS
14 54 (2.21%) Azure Active Directory
14 54 (2.21%) Cloud Computing
15 50 (2.05%) Microsoft 365
16 48 (1.96%) Virtual Private Cloud
17 43 (1.76%) Amazon CloudWatch
18 38 (1.56%) Amazon ECS
19 28 (1.15%) AWS Lambda
Communications & Networking
1 219 (8.96%) Firewall
2 150 (6.14%) DNS
3 121 (4.95%) TCP/IP
4 95 (3.89%) VPN
5 85 (3.48%) HTTP
6 77 (3.15%) Network Security
7 61 (2.50%) SSL
8 50 (2.05%) Kerberos
9 46 (1.88%) WAN
10 44 (1.80%) Internet
11 40 (1.64%) SAN
12 36 (1.47%) Multicast
13 32 (1.31%) FIX Connectivity
13 32 (1.31%) LAN
14 30 (1.23%) DHCP
15 23 (0.94%) 4G
15 23 (0.94%) 5G
15 23 (0.94%) HTTPS
16 22 (0.90%) 3G
16 22 (0.90%) Diameter Protocol
Database & Business Intelligence
1 268 (10.97%) SQL Server
2 138 (5.65%) PostgreSQL
3 133 (5.44%) MySQL
4 125 (5.12%) NoSQL
5 124 (5.08%) MongoDB
6 115 (4.71%) Relational Database
7 80 (3.27%) Big Data
8 75 (3.07%) Hadoop
9 70 (2.87%) Oracle Database
10 58 (2.37%) Data Warehouse
11 49 (2.01%) Apache Cassandra
12 44 (1.80%) Amazon RDS
13 34 (1.39%) Redis
14 32 (1.31%) Data Lake
15 31 (1.27%) Apache Hive
16 30 (1.23%) Oracle Database 12c
17 28 (1.15%) HBase
17 28 (1.15%) RDBMS
18 24 (0.98%) Power BI
18 24 (0.98%) Tableau
Development Applications
1 504 (20.63%) Jenkins
2 362 (14.82%) Git (software)
3 191 (7.82%) JIRA
4 170 (6.96%) GitLab
5 127 (5.20%) Bitbucket
6 98 (4.01%) Sonatype Nexus
7 85 (3.48%) Subversion
7 85 (3.48%) TeamCity
8 80 (3.27%) SonarQube
9 79 (3.23%) Artifactory
10 78 (3.19%) Maven
11 72 (2.95%) Selenium
12 69 (2.82%) Cucumber
13 66 (2.70%) JUnit
14 49 (2.01%) Mockito
15 40 (1.64%) Gradle
16 36 (1.47%) Atlassian Bamboo
17 29 (1.19%) Robot Framework
18 26 (1.06%) Octopus Deploy
19 20 (0.82%) Terragrunt
General
1 591 (24.19%) Finance
2 423 (17.31%) Social Skills
3 356 (14.57%) Banking
4 203 (8.31%) Front Office
5 159 (6.51%) Analytical Skills
6 148 (6.06%) Investment Banking
7 101 (4.13%) Public Sector
8 59 (2.42%) Telecoms
9 57 (2.33%) Financial Institution
10 53 (2.17%) Marketing
11 39 (1.60%) Games
12 38 (1.56%) Presentation Skills
13 33 (1.35%) Legal
14 32 (1.31%) Retail
15 28 (1.15%) Electronics
16 24 (0.98%) Documentation Skills
16 24 (0.98%) Manufacturing
17 23 (0.94%) Billing
18 19 (0.78%) Law
19 18 (0.74%) International Banking
Job Titles
1 614 (25.13%) Developer
2 381 (15.60%) DevOps Engineer
3 238 (9.74%) Java Developer
4 163 (6.67%) Architect
5 160 (6.55%) AWS Engineer
6 129 (5.28%) Linux Engineer
7 114 (4.67%) Analyst
8 109 (4.46%) Senior Developer
9 102 (4.18%) Administrator
10 93 (3.81%) Python Developer
11 92 (3.77%) Cloud Engineer
12 87 (3.56%) Site Reliability Engineer
13 74 (3.03%) Azure Engineer
14 73 (2.99%) Site Engineer
15 66 (2.70%) Consultant
15 66 (2.70%) Platform Engineer
16 65 (2.66%) C++ Developer
17 61 (2.50%) AWS DevOps
18 58 (2.37%) Data Engineer
19 57 (2.33%) Senior DevOps
Libraries, Frameworks & Software Standards
1 176 (7.20%) REST
2 164 (6.71%) Spring
3 157 (6.43%) Kafka
4 135 (5.53%) .NET
4 135 (5.53%) HTML
5 126 (5.16%) Web Services
6 122 (4.99%) Middleware
7 112 (4.58%) Elastic Stack
8 107 (4.38%) React
9 105 (4.30%) CSS
10 92 (3.77%) JSON
11 83 (3.40%) RESTful
12 82 (3.36%) FIX Protocol
13 81 (3.32%) Node.js
14 62 (2.54%) Spring Boot
15 55 (2.25%) XML
16 51 (2.09%) Apache Camel
17 50 (2.05%) YAML
18 46 (1.88%) HTML5
19 45 (1.84%) LDAP
Miscellaneous
1 94 (3.85%) Public Cloud
2 88 (3.60%) Data Centre
3 87 (3.56%) Algorithms
4 85 (3.48%) Derivative
5 84 (3.44%) Clustering
6 78 (3.19%) Foreign Exchange (FX)
7 72 (2.95%) Data Protection Act
8 69 (2.82%) Linux Command Line
9 63 (2.58%) Cloud Native
10 61 (2.50%) Fixed Income
11 54 (2.21%) Management Information System
12 50 (2.05%) Data Structures
13 47 (1.92%) Private Cloud
14 43 (1.76%) PKI
15 40 (1.64%) Equities
16 38 (1.56%) User Experience
17 33 (1.35%) Self-Motivation
18 32 (1.31%) Hybrid Cloud
19 30 (1.23%) Replication
20 28 (1.15%) Enterprise Software
Operating Systems
1 800 (32.75%) Windows
2 635 (25.99%) Unix
3 377 (15.43%) Red Hat Enterprise Linux
4 139 (5.69%) Windows Server
5 96 (3.93%) Ubuntu
6 90 (3.68%) CentOS
7 61 (2.50%) Mac OS
8 55 (2.25%) Solaris
9 41 (1.68%) Mac OS X
10 35 (1.43%) Debian
11 29 (1.19%) Windows Server 2016
12 28 (1.15%) Windows 10
12 28 (1.15%) Windows Server 2019
13 23 (0.94%) Oracle Linux
14 18 (0.74%) Windows Server 2008
15 17 (0.70%) AIX
16 12 (0.49%) Amazon Linux
16 12 (0.49%) Android
17 11 (0.45%) Apple iOS
18 10 (0.41%) Windows Server 2012
Processes & Methodologies
1 831 (34.02%) DevOps
2 713 (29.19%) Agile Software Development
3 611 (25.01%) CI/CD
4 332 (13.59%) Test Automation
5 304 (12.44%) Infrastructure as Code
6 273 (11.17%) Problem-Solving
7 259 (10.60%) Microservices
8 256 (10.48%) Configuration Management
9 222 (9.09%) TDD
10 221 (9.05%) Continuous Integration
11 207 (8.47%) Migration
12 194 (7.94%) Software Engineering
13 167 (6.84%) Site Reliability Engineering
14 156 (6.39%) Scrum
15 148 (6.06%) Cybersecurity
16 143 (5.85%) Analytics
17 131 (5.36%) ITIL
18 127 (5.20%) Electronic Trading
19 123 (5.03%) SDLC
20 116 (4.75%) Change Management
Programming Languages
1 835 (34.18%) Python
2 679 (27.79%) Java
3 531 (21.74%) SQL
4 330 (13.51%) Bash
5 282 (11.54%) JavaScript
6 246 (10.07%) PowerShell
7 161 (6.59%) Shell Script
8 143 (5.85%) C++
9 141 (5.77%) Ruby
10 136 (5.57%) C#
11 114 (4.67%) Perl
12 107 (4.38%) Go
13 86 (3.52%) Scala
14 67 (2.74%) Groovy
15 66 (2.70%) C
16 54 (2.21%) Java 8
17 52 (2.13%) Java 11
18 46 (1.88%) TypeScript
19 45 (1.84%) PHP
20 37 (1.51%) PL/SQL
Qualifications
1 225 (9.21%) Security Cleared
2 188 (7.70%) SC Cleared
3 91 (3.72%) Degree
4 68 (2.78%) DV Cleared
5 46 (1.88%) AWS Certification
6 32 (1.31%) Computer Science Degree
7 31 (1.27%) Cisco Certification
7 31 (1.27%) RHCE
8 20 (0.82%) CISSP
9 19 (0.78%) CCNA
10 16 (0.65%) CCNP
10 16 (0.65%) Microsoft Certification
11 15 (0.61%) BPSS Clearance
12 12 (0.49%) CEH
13 11 (0.45%) MCSE
14 9 (0.37%) CREST Certified
14 9 (0.37%) JNCIA
15 8 (0.33%) ISTQB
15 8 (0.33%) SANS
16 7 (0.29%) JNCIP
Quality Assurance & Compliance
1 62 (2.54%) QA
2 44 (1.80%) GDPR
3 43 (1.76%) Accessibility
4 23 (0.94%) NIST
5 21 (0.86%) SLA
6 18 (0.74%) ISO/IEC 27001
7 14 (0.57%) Data Quality
7 14 (0.57%) ISO/IEC 27005
8 11 (0.45%) NCSC
8 11 (0.45%) Sarbanes-Oxley
9 9 (0.37%) COBIT
10 8 (0.33%) PCI DSS
11 7 (0.29%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
12 6 (0.25%) ISO/IEC 20000
12 6 (0.25%) PMO
13 4 (0.16%) ISO 20022
14 3 (0.12%) GLBA
14 3 (0.12%) HIPAA
14 3 (0.12%) ISO 15022
14 3 (0.12%) SOC 2
System Software
1 520 (21.29%) Docker
2 235 (9.62%) Active Directory
3 143 (5.85%) VMware Infrastructure
4 56 (2.29%) NFS
5 42 (1.72%) vSphere
6 37 (1.51%) VMware ESXi
7 32 (1.31%) Virtual Machines
8 24 (0.98%) HDFS
9 22 (0.90%) Oracle RAC
9 22 (0.90%) vCloud
9 22 (0.90%) VMware NSX
10 21 (0.86%) Hyper-V
11 10 (0.41%) VMware Workstation
12 8 (0.33%) Samba
12 8 (0.33%) Virtual Servers
13 7 (0.29%) LXC
13 7 (0.29%) Virtual Desktop
14 6 (0.25%) KVM
15 5 (0.20%) Ceph
16 3 (0.12%) iptables
Systems Management
1 624 (25.54%) Terraform
2 617 (25.26%) Ansible
3 517 (21.16%) Kubernetes
4 177 (7.25%) Puppet
5 143 (5.85%) Prometheus
6 134 (5.49%) Grafana
7 92 (3.77%) Opscode Chef
8 59 (2.42%) BladeLogic
9 53 (2.17%) Packer
10 50 (2.05%) ITRS Geneos
11 42 (1.72%) ZABBIX
12 40 (1.64%) Kibana
13 39 (1.60%) Nagios
14 34 (1.39%) Consul
14 34 (1.39%) Istio
15 33 (1.35%) Docker Swarm
16 31 (1.27%) HAProxy
17 30 (1.23%) Microsoft Clustering
18 26 (1.06%) Single Sign-On
19 25 (1.02%) Data Guard
Vendors
1 373 (15.27%) Oracle
2 329 (13.47%) Red Hat
3 251 (10.27%) Microsoft
4 215 (8.80%) VMware
5 163 (6.67%) Splunk
6 88 (3.60%) IBM
7 87 (3.56%) Google
8 81 (3.32%) Cisco
9 72 (2.95%) Sybase
10 59 (2.42%) AppDynamics
11 58 (2.37%) Atlassian
12 55 (2.25%) Citrix
13 51 (2.09%) CyberArk
14 44 (1.80%) ServiceNow
15 43 (1.76%) SAP
16 37 (1.51%) New Relic
16 37 (1.51%) TIBCO
17 32 (1.31%) BMC
17 32 (1.31%) NetApp
18 30 (1.23%) CheckPoint