Period
to 26 October 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 26 October 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
26 Oct 2020
Same period 2019 Same period 2018
Rank 17 23 17
Rank change year-on-year +6 -6 -6
Contract jobs citing Linux 1,184 2,622 3,925
As % of all contract jobs advertised in London 8.29% 7.19% 8.49%
As % of the Operating Systems category 50.30% 40.49% 41.88%
Number of daily rates quoted 823 1,835 2,860
Median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +2.44%
10th Percentile £338 £350 £375
90th Percentile £675 £700 £675
England median daily rate £500 £500 £500
Number of hourly rates quoted 13 33 28
Median hourly rate £35.50 £47.00 £35.00
Median hourly rate % change year-on-year -24.47% +34.29% -6.67%
10th Percentile £25.25 £35.00 £15.18
90th Percentile £87.45 £55.00 £55.58
England median hourly rate £35.50 £45.00 £42.50
% change year-on-year -21.11% +5.88% +3.66%

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 2,354 6,476 9,371
As % of all contract IT jobs advertised in London 16.49% 17.77% 20.26%
Number of daily rates quoted 1,520 4,533 6,624
Median daily rate £488 £475 £488
Median daily rate % change year-on-year +2.63% -2.56% +2.63%
10th Percentile £250 £170 £190
90th Percentile £655 £650 £650
England median daily rate £445 £425 £433
% change year-on-year +4.71% -1.73% +1.76%
Number of hourly rates quoted 50 186 291
Median hourly rate £35.00 £21.00 £18.70
Median hourly rate % change year-on-year +66.67% +12.30% -1.58%
10th Percentile £17.93 £13.19 £12.75
90th Percentile £47.90 £52.50 £47.50
Median hourly rate £20.00 £17.50 £17.50
% change year-on-year +14.29% - -

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 26 October 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 26 October 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 26 October 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 +4 155 £525 - 167
South London +16 36 £469 +1.13% 15
West London -18 21 £450 -10.00% 44
East London +4 9 £450 -25.00% 20
North London +9 7 £431 -4.17% 3
Linux
England

For the 6 months to 26 October 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.

1 429 (36.23%) Python
2 370 (31.25%) Java
3 347 (29.31%) Agile Software Development
4 339 (28.63%) DevOps
5 321 (27.11%) Windows
6 317 (26.77%) Unix
7 282 (23.82%) Kubernetes
8 271 (22.89%) Finance
9 258 (21.79%) Docker
10 252 (21.28%) AWS
11 236 (19.93%) SQL
12 215 (18.16%) Git (software)
13 212 (17.91%) Azure
14 198 (16.72%) Oracle
15 195 (16.47%) Ansible
16 189 (15.96%) Security Cleared
17 173 (14.61%) Banking
18 172 (14.53%) Terraform
19 171 (14.44%) Jenkins
20 159 (13.43%) C++
21 156 (13.18%) SC Cleared
22 154 (13.01%) Bash Shell
23 149 (12.58%) JavaScript
24 139 (11.74%) TDD
25 129 (10.90%) MySQL
25 129 (10.90%) Shell Script
25 129 (10.90%) Microservices
26 128 (10.81%) Test Automation
27 119 (10.05%) Red Hat
28 117 (9.88%) JIRA

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 82 (6.93%) Confluence
2 51 (4.31%) Apache
3 50 (4.22%) Tomcat
4 43 (3.63%) JBoss
5 40 (3.38%) Red Hat Fuse
6 36 (3.04%) WebLogic
7 31 (2.62%) Elasticsearch
7 31 (2.62%) Oracle SOA Suite
8 30 (2.53%) SharePoint
9 28 (2.36%) Mule
10 23 (1.94%) OpenStack
11 22 (1.86%) Apache Spark
12 19 (1.60%) nginx
13 17 (1.44%) WebSphere
14 15 (1.27%) Jupyter
15 14 (1.18%) IIS
16 7 (0.59%) Jetty
17 6 (0.51%) Appian
17 6 (0.51%) MQSeries
17 6 (0.51%) Oracle Self-Service HR
Applications
1 13 (1.10%) Microsoft Excel
2 5 (0.42%) MS Visio
3 3 (0.25%) Microsoft Office
4 2 (0.17%) Microsoft PowerPoint
5 1 (0.084%) Adobe Illustrator
5 1 (0.084%) InVision
5 1 (0.084%) Notepad++
5 1 (0.084%) Photoshop
5 1 (0.084%) Sketch
5 1 (0.084%) Spreadsheet
5 1 (0.084%) Windchill
5 1 (0.084%) Zeplin
Business Applications
1 12 (1.01%) Oracle Applications
2 10 (0.84%) ION MarketView
3 5 (0.42%) SAP Oil and Gas
3 5 (0.42%) Sparx Enterprise Architect
4 3 (0.25%) SunGard Martini
5 2 (0.17%) Magento
5 2 (0.17%) Oracle EBS
5 2 (0.17%) Oracle ERP
6 1 (0.084%) BusinessWorks
6 1 (0.084%) Dynamics CRM
6 1 (0.084%) HiPortfolio
6 1 (0.084%) Markit EDM
6 1 (0.084%) MultiFonds
6 1 (0.084%) Oracle EBS R12
6 1 (0.084%) RMDS
6 1 (0.084%) SimCorp Dimension
Cloud Services
1 252 (21.28%) AWS
2 212 (17.91%) Azure
3 68 (5.74%) GCP
4 64 (5.41%) PaaS
5 60 (5.07%) OpenShift
6 56 (4.73%) GitHub
7 55 (4.65%) Serverless
8 49 (4.14%) Amazon EC2
8 49 (4.14%) Amazon S3
9 43 (3.63%) AWS Lambda
10 41 (3.46%) SaaS
11 37 (3.13%) AWS CloudFormation
12 32 (2.70%) Amazon CloudWatch
13 29 (2.45%) Amazon ECS
14 27 (2.28%) Cloud Computing
15 26 (2.20%) IaaS
16 24 (2.03%) Virtual Private Cloud
17 22 (1.86%) Datadog
18 18 (1.52%) Route 53
19 16 (1.35%) Amazon SQS
Communications & Networking
1 103 (8.70%) Firewall
2 100 (8.45%) DNS
3 75 (6.33%) TCP/IP
4 65 (5.49%) HTTP
5 51 (4.31%) VPN
6 46 (3.89%) DHCP
7 30 (2.53%) Network Security
8 29 (2.45%) Internet
8 29 (2.45%) LAN
9 27 (2.28%) WAN
10 24 (2.03%) SSH
11 22 (1.86%) DMZ
11 22 (1.86%) SNMP
12 19 (1.60%) Multicast
12 19 (1.60%) SSL
13 18 (1.52%) Kerberos
14 17 (1.44%) FTP
15 14 (1.18%) HTTPS
15 14 (1.18%) Intrusion Detection
15 14 (1.18%) OSPF
Database & Business Intelligence
1 129 (10.90%) MySQL
2 99 (8.36%) SQL Server
3 90 (7.60%) Relational Database
4 89 (7.52%) MongoDB
5 64 (5.41%) NoSQL
6 59 (4.98%) PostgreSQL
7 48 (4.05%) Big Data
8 41 (3.46%) Oracle Database
9 37 (3.13%) Amazon RDS
10 29 (2.45%) Data Warehouse
11 25 (2.11%) Hadoop
12 22 (1.86%) Oracle ODI
13 18 (1.52%) Redis
14 16 (1.35%) Amazon DynamoDB
14 16 (1.35%) Apache Cassandra
14 16 (1.35%) RDBMS
15 15 (1.27%) Oracle Database 12c
16 14 (1.18%) Blockchain
16 14 (1.18%) Oracle Database 11g
17 13 (1.10%) Azure SQL Database
Development Applications
1 215 (18.16%) Git (software)
2 171 (14.44%) Jenkins
3 117 (9.88%) JIRA
4 67 (5.66%) Maven
5 57 (4.81%) Subversion
6 39 (3.29%) GitLab
7 36 (3.04%) Atlassian Bamboo
7 36 (3.04%) Cucumber
8 34 (2.87%) Bitbucket
9 33 (2.79%) GDB
10 31 (2.62%) Mockito
11 29 (2.45%) Artifactory
11 29 (2.45%) GCC
12 26 (2.20%) JMeter
12 26 (2.20%) JUnit
12 26 (2.20%) Sonatype Nexus
12 26 (2.20%) TeamCity
13 20 (1.69%) Gradle
14 19 (1.60%) FishEye
14 19 (1.60%) Jasmine
General
1 271 (22.89%) Finance
2 173 (14.61%) Banking
3 100 (8.45%) Front Office
4 96 (8.11%) Investment Banking
5 74 (6.25%) Public Sector
6 24 (2.03%) Telecoms
7 18 (1.52%) Electronics
8 17 (1.44%) Manufacturing
8 17 (1.44%) Marketing
8 17 (1.44%) Retail
9 16 (1.35%) French Language
10 12 (1.01%) Financial Institution
11 11 (0.93%) Back Office
12 10 (0.84%) Law
13 9 (0.76%) Advertising
14 4 (0.34%) Aerospace
15 3 (0.25%) Games
15 3 (0.25%) Legal
15 3 (0.25%) Pharmaceutical
15 3 (0.25%) Police
Job Titles
1 415 (35.05%) Developer
2 155 (13.09%) DevOps Engineer
3 135 (11.40%) Java Developer
4 91 (7.69%) Architect
5 80 (6.76%) Senior Developer
6 75 (6.33%) C++ Developer
7 65 (5.49%) Linux Engineer
8 64 (5.41%) Python Developer
9 62 (5.24%) Analyst
10 60 (5.07%) Administrator
11 56 (4.73%) AWS Engineer
12 51 (4.31%) Cloud Engineer
13 46 (3.89%) AWS DevOps
14 43 (3.63%) AWS DevOps Engineer
15 37 (3.13%) Python Engineer
15 37 (3.13%) Systems Administrator
16 34 (2.87%) Consultant
17 33 (2.79%) Support Engineer
18 32 (2.70%) Applications Support
19 31 (2.62%) Senior DevOps
Libraries, Frameworks & Software Standards
1 115 (9.71%) REST
2 107 (9.04%) HTML
3 95 (8.02%) Spring
4 89 (7.52%) Web Services
5 79 (6.67%) Middleware
6 66 (5.57%) CSS
7 65 (5.49%) Kafka
8 60 (5.07%) .NET
9 55 (4.65%) XML
10 54 (4.56%) Node.js
11 45 (3.80%) HTML5
12 44 (3.72%) FIX Protocol
12 44 (3.72%) jQuery
13 43 (3.63%) Apache Camel
14 42 (3.55%) JMS
15 41 (3.46%) LDAP
16 37 (3.13%) JSON
17 36 (3.04%) Spring Boot
18 35 (2.96%) RabbitMQ
18 35 (2.96%) RESTful
Miscellaneous
1 105 (8.87%) Analytical Skills
2 63 (5.32%) Linux Command Line
3 55 (4.65%) Fixed Income
4 50 (4.22%) Foreign Exchange (FX)
5 39 (3.29%) User Experience
6 32 (2.70%) Algorithms
7 30 (2.53%) Public Cloud
8 29 (2.45%) Derivative
9 28 (2.36%) Data Structures
10 26 (2.20%) Equities
11 24 (2.03%) Clustering
11 24 (2.03%) Management Information System
12 23 (1.94%) Data Centre
12 23 (1.94%) Enterprise Software
13 22 (1.86%) Private Cloud
14 21 (1.77%) Self-Motivation
15 20 (1.69%) Greenfield Project
16 16 (1.35%) Cloud Native
16 16 (1.35%) Market Risk
17 11 (0.93%) Hedge funds
Operating Systems
1 321 (27.11%) Windows
2 317 (26.77%) Unix
3 109 (9.21%) Red Hat Enterprise Linux
4 64 (5.41%) CentOS
5 62 (5.24%) Windows Server
6 56 (4.73%) Mac OS X
7 44 (3.72%) Ubuntu
8 28 (2.36%) Solaris
9 26 (2.20%) Debian
10 18 (1.52%) Android
11 17 (1.44%) AIX
11 17 (1.44%) Apple iOS
12 14 (1.18%) Oracle Linux
13 12 (1.01%) Embedded Linux
13 12 (1.01%) Windows 10
14 11 (0.93%) Windows Server 2016
15 10 (0.84%) SUSE Linux Enterprise Server
16 8 (0.68%) Fedora
16 8 (0.68%) Mac OS
16 8 (0.68%) Windows Server 2019
Processes & Methodologies
1 347 (29.31%) Agile Software Development
2 339 (28.63%) DevOps
3 139 (11.74%) TDD
4 129 (10.90%) Microservices
5 128 (10.81%) Test Automation
6 111 (9.38%) Continuous Integration
7 105 (8.87%) Problem-Solving
8 101 (8.53%) Scrum
9 85 (7.18%) Configuration Management
9 85 (7.18%) Open Source
10 75 (6.33%) Infrastructure as Code
11 73 (6.17%) Migration
12 67 (5.66%) Computer Science
13 64 (5.41%) Software Engineering
14 62 (5.24%) Low Latency
15 61 (5.15%) BDD
15 61 (5.15%) Continuous Deployment
15 61 (5.15%) OO
15 61 (5.15%) Performance Tuning
16 59 (4.98%) High Availability
Programming Languages
1 429 (36.23%) Python
2 370 (31.25%) Java
3 236 (19.93%) SQL
4 159 (13.43%) C++
5 154 (13.01%) Bash Shell
6 149 (12.58%) JavaScript
7 129 (10.90%) Shell Script
8 90 (7.60%) Perl
9 82 (6.93%) PowerShell
10 77 (6.50%) C
11 65 (5.49%) C#
12 61 (5.15%) Java 8
13 57 (4.81%) Ruby
14 35 (2.96%) PHP
15 31 (2.62%) Scala
16 29 (2.45%) Go
17 26 (2.20%) PL/SQL
18 20 (1.69%) Groovy
18 20 (1.69%) T-SQL
19 11 (0.93%) TypeScript
Qualifications
1 189 (15.96%) Security Cleared
2 156 (13.18%) SC Cleared
3 61 (5.15%) Degree
4 37 (3.13%) DV Cleared
5 34 (2.87%) Computer Science Degree
6 18 (1.52%) AWS Certification
7 15 (1.27%) Master's Degree
8 13 (1.10%) CISSP
9 10 (0.84%) Cisco Certification
10 9 (0.76%) BPSS Clearance
10 9 (0.76%) GCFA
11 8 (0.68%) DBS Check
12 7 (0.59%) CompTIA Security+
13 6 (0.51%) GCIA
13 6 (0.51%) GCIH
14 5 (0.42%) CCNP
14 5 (0.42%) GIAC
14 5 (0.42%) RHCE
15 4 (0.34%) CISM
15 4 (0.34%) PhD
Quality Assurance & Compliance
1 63 (5.32%) QA
2 21 (1.77%) NIST
3 17 (1.44%) SLA
3 17 (1.44%) WCAG
4 15 (1.27%) GDPR
5 13 (1.10%) PCI DSS
6 7 (0.59%) ISO/IEC 27001
7 4 (0.34%) COBIT
7 4 (0.34%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
7 4 (0.34%) PMO
8 3 (0.25%) Government Security Classifications
8 3 (0.25%) Sarbanes-Oxley
9 2 (0.17%) Data Quality
9 2 (0.17%) Disclosure Scotland
9 2 (0.17%) GxP
9 2 (0.17%) ISO 20022
9 2 (0.17%) NCSC
10 1 (0.084%) Cyber Essentials
10 1 (0.084%) NIST 800
10 1 (0.084%) SEPA
System Software
1 258 (21.79%) Docker
2 69 (5.83%) Active Directory
3 68 (5.74%) VMware Infrastructure
4 35 (2.96%) Virtual Machines
5 25 (2.11%) VMware ESXi
6 18 (1.52%) Oracle RAC
7 11 (0.93%) Hyper-V
8 10 (0.84%) Xen
9 8 (0.68%) KVM
10 7 (0.59%) vSphere
11 6 (0.51%) Apache ZooKeeper
11 6 (0.51%) LXC
12 5 (0.42%) HDFS
13 4 (0.34%) Active Directory Lightweight Directory Services
13 4 (0.34%) iptables
13 4 (0.34%) NFS
13 4 (0.34%) oVirt
13 4 (0.34%) Varnish
14 3 (0.25%) Squid
14 3 (0.25%) Virtual Servers
Systems Management
1 282 (23.82%) Kubernetes
2 195 (16.47%) Ansible
3 172 (14.53%) Terraform
4 115 (9.71%) Puppet
5 72 (6.08%) Opscode Chef
6 41 (3.46%) Nagios
7 30 (2.53%) Prometheus
8 24 (2.03%) Consul
9 23 (1.94%) Grafana
9 23 (1.94%) Packer
10 21 (1.77%) Salt
11 20 (1.69%) Kibana
11 20 (1.69%) Single Sign-On
12 15 (1.27%) ZABBIX
13 14 (1.18%) SCOM
14 11 (0.93%) Red Hat Satellite
15 10 (0.84%) Data Guard
16 9 (0.76%) Rancher
17 8 (0.68%) ITRS Geneos
18 7 (0.59%) Oracle RMAN
Vendors
1 198 (16.72%) Oracle
2 119 (10.05%) Red Hat
3 96 (8.11%) Splunk
4 87 (7.35%) Microsoft
5 86 (7.26%) VMware
6 48 (4.05%) Sybase
7 44 (3.72%) Atlassian
8 37 (3.13%) IBM
9 35 (2.96%) Google
9 35 (2.96%) HP
10 33 (2.79%) Cisco
11 30 (2.53%) SAP
12 26 (2.20%) Dynatrace
13 25 (2.11%) AppDynamics
14 24 (2.03%) NetApp
15 21 (1.77%) New Relic
16 20 (1.69%) CyberArk
17 19 (1.60%) Murex
18 17 (1.44%) Dell
19 16 (1.35%) ION Trading