Period
to 9 July 2020

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for Unix skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unix over the 6 months to 9 July 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.

Unix
England > London
6 months to
9 Jul 2020
Same period 2019 Same period 2018
Rank 84 91 57
Rank change year-on-year +7 -34 -19
Contract jobs citing Unix 504 1,195 2,039
As % of all contract jobs advertised in London 2.86% 2.87% 4.38%
As % of the Operating Systems category 16.48% 15.77% 21.35%
Number of daily rates quoted 334 789 1,463
Median daily rate £525 £538 £525
Median daily rate % change year-on-year -2.33% +2.38% +5.00%
10th Percentile £346 £363 £363
90th Percentile £696 £688 £675
England median daily rate £488 £500 £500
% change year-on-year -2.50% - +7.53%
Number of hourly rates quoted 7 5 13
Median hourly rate £37.50 £50.00 £41.00
Median hourly rate % change year-on-year -25.00% +21.95% +2.50%
10th Percentile £31.50 £47.50 £16.85
90th Percentile £54.00 £61.25 £74.50
England median hourly rate £37.50 £35.00 £32.50
% change year-on-year +7.14% +7.69% -17.72%

Unix 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 3,058 7,577 9,552
As % of all contract IT jobs advertised in London 17.35% 18.20% 20.52%
Number of daily rates quoted 2,056 5,323 6,763
Median daily rate £475 £480 £488
Median daily rate % change year-on-year -1.04% -1.54% +4.28%
10th Percentile £200 £181 £205
90th Percentile £656 £653 £650
England median daily rate £438 £440 £438
% change year-on-year -0.57% +0.57% +2.94%
Number of hourly rates quoted 83 214 333
Median hourly rate £35.00 £21.00 £19.49
Median hourly rate % change year-on-year +66.67% +7.78% -8.31%
10th Percentile £16.26 £12.83 £13.00
90th Percentile £53.75 £51.37 £47.83
Median hourly rate £18.70 £17.50 £17.50
% change year-on-year +6.86% - +4.48%

Unix
Job Vacancy Trend in London

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

Job vacancy trend for Unix in London

Unix
Contractor Daily Rate Trend in London

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

Daily rate trend for Unix in London

Unix
Daily Rate Histogram in London

Daily rate distribution for jobs citing Unix in London over the 6 months to 9 July 2020.

Daily rate histogram for Unix in London

Unix
Contractor Hourly Rate Trend in London

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

Hourly rate trend for Unix in London

Unix
Hourly Rate Histogram in London

Hourly rate distribution of jobs citing Unix in London over the 6 months to 9 July 2020.

Hourly rate histogram for Unix in London

Unix
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 Unix within the London region over the 6 months to 9 July 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 +16 101 £500 -9.09% 35
South London +24 25 £400 -31.09% 7
East London +51 16 £388 -32.52% 1
West London -8 6 £525 - 2
North London +1 1 - -
Unix
England

For the 6 months to 9 July 2020, IT contractor jobs citing Unix 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 Unix.

1 334 (66.27%) Linux
2 218 (43.25%) Java
3 183 (36.31%) SQL
4 179 (35.52%) Agile Software Development
5 152 (30.16%) Oracle
6 127 (25.20%) Python
7 119 (23.61%) Windows
8 116 (23.02%) AWS
9 111 (22.02%) Finance
10 110 (21.83%) DevOps
11 102 (20.24%) Docker
11 102 (20.24%) Security Cleared
11 102 (20.24%) TDD
12 100 (19.84%) Kubernetes
13 99 (19.64%) Test Automation
14 88 (17.46%) SC Cleared
14 88 (17.46%) Shell Script
15 87 (17.26%) Azure
16 79 (15.67%) Banking
16 79 (15.67%) Git (software)
17 71 (14.09%) Jenkins
18 70 (13.89%) Mac OS X
19 67 (13.29%) Microservices
20 62 (12.30%) Bash Shell
21 61 (12.10%) Perl
22 60 (11.90%) ITIL
22 60 (11.90%) BDD
23 59 (11.71%) SQL Server
24 58 (11.51%) Continuous Deployment
25 57 (11.31%) MySQL

Unix
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 38 (7.54%) Confluence
1 38 (7.54%) WebLogic
2 26 (5.16%) Tomcat
3 16 (3.17%) Elasticsearch
3 16 (3.17%) Mule
4 12 (2.38%) Apache
4 12 (2.38%) Apache Spark
5 10 (1.98%) SAS
5 10 (1.98%) SharePoint
5 10 (1.98%) WebSphere
6 8 (1.59%) JBoss
6 8 (1.59%) Oracle SOA Suite
7 7 (1.39%) Oracle Workflow
8 4 (0.79%) CMS
8 4 (0.79%) Red Hat Fuse
9 3 (0.60%) Jupyter
9 3 (0.60%) OpenStack
9 3 (0.60%) Oracle Application Server
10 2 (0.40%) Cloud Foundry
10 2 (0.40%) IBM Transformation Extender
Applications
1 15 (2.98%) Microsoft Office
2 4 (0.79%) Microsoft Excel
2 4 (0.79%) RoboHelp
3 1 (0.20%) Microsoft Project
Business Applications
1 4 (0.79%) Sparx Enterprise Architect
2 2 (0.40%) Oracle EBS
2 2 (0.40%) Temenos Globus
2 2 (0.40%) Temenos T24
3 1 (0.20%) BusinessWorks
3 1 (0.20%) Front Arena
3 1 (0.20%) ION MarketView
3 1 (0.20%) Oracle Applications
3 1 (0.20%) Oracle EBS R12
3 1 (0.20%) Oracle ERP
3 1 (0.20%) Oracle Financials
3 1 (0.20%) RMDS
Cloud Services
1 116 (23.02%) AWS
2 87 (17.26%) Azure
3 22 (4.37%) GCP
4 16 (3.17%) Amazon S3
4 16 (3.17%) IaaS
5 15 (2.98%) Amazon CloudWatch
5 15 (2.98%) Amazon EC2
5 15 (2.98%) Office 365
5 15 (2.98%) PaaS
6 14 (2.78%) AWS CloudFormation
7 12 (2.38%) Datadog
8 11 (2.18%) Power Platform
8 11 (2.18%) SaaS
9 10 (1.98%) AWS Lambda
9 10 (1.98%) Serverless
10 8 (1.59%) GitHub
10 8 (1.59%) OpenShift
10 8 (1.59%) Virtual Private Cloud
11 7 (1.39%) Amazon EMR
11 7 (1.39%) Amazon Glacier
Communications & Networking
1 46 (9.13%) DNS
2 38 (7.54%) Firewall
3 31 (6.15%) TCP/IP
4 22 (4.37%) VPN
5 20 (3.97%) HTTP
6 19 (3.77%) Network Security
7 17 (3.37%) Internet
7 17 (3.37%) LAN
7 17 (3.37%) WAN
8 15 (2.98%) SAN
8 15 (2.98%) SNMP
9 14 (2.78%) OSPF
10 13 (2.58%) DHCP
11 12 (2.38%) TACACS
12 11 (2.18%) DMZ
13 7 (1.39%) Cisco ASA
13 7 (1.39%) NetScaler
13 7 (1.39%) Remote Desktop
13 7 (1.39%) SSH
14 6 (1.19%) Wireshark
Database & Business Intelligence
1 59 (11.71%) SQL Server
2 57 (11.31%) MySQL
3 56 (11.11%) MongoDB
4 53 (10.52%) Relational Database
5 39 (7.74%) Big Data
6 36 (7.14%) Oracle Database
7 34 (6.75%) NoSQL
7 34 (6.75%) PostgreSQL
8 18 (3.57%) Pentaho
9 17 (3.37%) Data Warehouse
10 12 (2.38%) SQL Server Reporting Services
11 11 (2.18%) Apache Cassandra
11 11 (2.18%) Power BI
12 10 (1.98%) Base SAS
12 10 (1.98%) Oracle Database 12c
12 10 (1.98%) Oracle Reports
12 10 (1.98%) RDBMS
12 10 (1.98%) SAS Data Integration Studio
12 10 (1.98%) SQL Server Integration Services
13 9 (1.79%) BusinessObjects XI
Development Applications
1 79 (15.67%) Git (software)
2 71 (14.09%) Jenkins
3 56 (11.11%) JIRA
4 36 (7.14%) Mockito
4 36 (7.14%) Subversion
5 34 (6.75%) GitLab
6 15 (2.98%) Cucumber
6 15 (2.98%) Maven
6 15 (2.98%) Selenium
7 14 (2.78%) Atlassian Bamboo
8 13 (2.58%) Grunt
8 13 (2.58%) gulp
8 13 (2.58%) Jasmine
8 13 (2.58%) Mocha
9 12 (2.38%) JMeter
9 12 (2.38%) JUnit
10 11 (2.18%) Eclipse
11 10 (1.98%) SonarQube
12 8 (1.59%) CA Gen
12 8 (1.59%) eggPlant
General
1 111 (22.02%) Finance
2 79 (15.67%) Banking
3 48 (9.52%) Public Sector
4 34 (6.75%) Investment Banking
5 32 (6.35%) Front Office
6 10 (1.98%) Back Office
7 9 (1.79%) Police
7 9 (1.79%) Telecoms
8 7 (1.39%) Retail Banking
9 6 (1.19%) Electronics
9 6 (1.19%) Financial Institution
9 6 (1.19%) Manufacturing
10 4 (0.79%) Advertising
11 3 (0.60%) Marketing
11 3 (0.60%) Retail
12 2 (0.40%) Law
13 1 (0.20%) Billing
13 1 (0.20%) Games
13 1 (0.20%) Local Government
13 1 (0.20%) Military
Job Titles
1 177 (35.12%) Developer
2 85 (16.87%) Java Developer
3 42 (8.33%) DevOps Engineer
4 36 (7.14%) Architect
5 29 (5.75%) Administrator
5 29 (5.75%) Analyst
6 28 (5.56%) Senior Developer
7 25 (4.96%) Linux Engineer
8 22 (4.37%) Consultant
9 21 (4.17%) Applications Support
9 21 (4.17%) Support Engineer
10 19 (3.77%) DBA
11 18 (3.57%) AWS Engineer
11 18 (3.57%) Systems Engineer
12 17 (3.37%) Unix Engineer
13 16 (3.17%) Front End Developer (Client-Side Developer)
13 16 (3.17%) Integration Developer
14 15 (2.98%) Applications Engineer
15 14 (2.78%) Applications Support Engineer
16 13 (2.58%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 43 (8.53%) JAX-RS
1 43 (8.53%) Web Services
2 42 (8.33%) HTML
3 41 (8.13%) Middleware
4 37 (7.34%) ActiveMQ
5 36 (7.14%) XML
6 35 (6.94%) Spring
7 30 (5.95%) J2EE
8 26 (5.16%) REST
8 26 (5.16%) SOAP
9 25 (4.96%) LDAP
10 22 (4.37%) LAMP
11 20 (3.97%) CSS
12 19 (3.77%) Elastic Stack
13 18 (3.57%) HTML5
14 17 (3.37%) .NET
14 17 (3.37%) Apache Camel
14 17 (3.37%) Node.js
15 16 (3.17%) Java EE
15 16 (3.17%) Sass
Miscellaneous
1 56 (11.11%) Analytical Skills
2 27 (5.36%) Linux Command Line
3 23 (4.56%) User Experience
4 15 (2.98%) Equities
5 14 (2.78%) Management Information System
6 13 (2.58%) Data Structures
6 13 (2.58%) Fixed Income
7 12 (2.38%) Replication
8 11 (2.18%) Algorithms
9 10 (1.98%) Blog
9 10 (1.98%) Clustering
9 10 (1.98%) Foreign Exchange (FX)
10 9 (1.79%) Derivative
10 9 (1.79%) Enterprise Software
11 8 (1.59%) Cloud Native
11 8 (1.59%) Data Centre
11 8 (1.59%) Private Cloud
12 7 (1.39%) Hybrid Cloud
13 6 (1.19%) PKI
13 6 (1.19%) Public Cloud
Operating Systems
1 334 (66.27%) Linux
2 119 (23.61%) Windows
3 70 (13.89%) Mac OS X
4 36 (7.14%) Red Hat Enterprise Linux
5 33 (6.55%) Windows Server
6 27 (5.36%) Solaris
7 10 (1.98%) AIX
8 6 (1.19%) Apple iOS
8 6 (1.19%) Ubuntu
9 5 (0.99%) Oracle Linux
9 5 (0.99%) Windows 10
10 4 (0.79%) CentOS
11 3 (0.60%) Android
11 3 (0.60%) SUSE
11 3 (0.60%) Windows XP
12 1 (0.20%) Check Point GAiA
12 1 (0.20%) Data ONTAP
12 1 (0.20%) Mac OS
12 1 (0.20%) OpenVMS
12 1 (0.20%) Windows Server 2003
Processes & Methodologies
1 179 (35.52%) Agile Software Development
2 110 (21.83%) DevOps
3 102 (20.24%) TDD
4 99 (19.64%) Test Automation
5 67 (13.29%) Microservices
6 60 (11.90%) BDD
6 60 (11.90%) ITIL
7 58 (11.51%) Continuous Deployment
8 54 (10.71%) Problem-Solving
9 52 (10.32%) Responsive Web Design
10 51 (10.12%) Continuous Integration
10 51 (10.12%) Web Design
11 46 (9.13%) ETL
12 44 (8.73%) Migration
12 44 (8.73%) Pair Programming
13 42 (8.33%) Configuration Management
14 40 (7.94%) Web Development
15 35 (6.94%) Scrum
16 33 (6.55%) Data Modelling
16 33 (6.55%) OO
Programming Languages
1 218 (43.25%) Java
2 183 (36.31%) SQL
3 127 (25.20%) Python
4 88 (17.46%) Shell Script
5 62 (12.30%) Bash Shell
6 61 (12.10%) Perl
7 50 (9.92%) PL/SQL
8 48 (9.52%) JavaScript
9 43 (8.53%) Java 8
10 30 (5.95%) C++
11 29 (5.75%) PowerShell
12 26 (5.16%) C
13 24 (4.76%) Ruby
14 18 (3.57%) Scala
15 11 (2.18%) C#
15 11 (2.18%) Groovy
16 10 (1.98%) SAS Macro
17 9 (1.79%) PHP
17 9 (1.79%) T-SQL
18 8 (1.59%) VB
Qualifications
1 102 (20.24%) Security Cleared
2 88 (17.46%) SC Cleared
3 34 (6.75%) Degree
4 22 (4.37%) Computer Science Degree
5 13 (2.58%) BPSS Clearance
6 12 (2.38%) DV Cleared
7 9 (1.79%) AWS Certification
8 7 (1.39%) DBS Check
9 6 (1.19%) Master's Degree
10 5 (0.99%) Cisco Certification
11 4 (0.79%) CCNA
11 4 (0.79%) ISEB
11 4 (0.79%) ISTQB
11 4 (0.79%) ISTQB Foundation Certification
12 3 (0.60%) BC Cleared
12 3 (0.60%) CISM
12 3 (0.60%) CISSP
12 3 (0.60%) ITIL Foundation Certificate
13 2 (0.40%) CISA
13 2 (0.40%) Microsoft Certification
Quality Assurance & Compliance
1 25 (4.96%) QA
2 16 (3.17%) WCAG
3 10 (1.98%) ISO/IEC 20000
4 7 (1.39%) SLA
5 6 (1.19%) PCI DSS
6 3 (0.60%) Data Quality
6 3 (0.60%) Disclosure Scotland
6 3 (0.60%) MiFID
7 2 (0.40%) ISO 20022
7 2 (0.40%) TARGET2
8 1 (0.20%) Good Clinical Practice
8 1 (0.20%) HL7
8 1 (0.20%) Sarbanes-Oxley
8 1 (0.20%) SEPA
System Software
1 102 (20.24%) Docker
2 44 (8.73%) Active Directory
3 31 (6.15%) VMware Infrastructure
4 19 (3.77%) Virtual Machines
5 10 (1.98%) Hyper-V
6 9 (1.79%) Squid
7 8 (1.59%) Oracle RAC
8 7 (1.39%) Citrix Hypervisor
8 7 (1.39%) XenApp
9 5 (0.99%) NFS
10 4 (0.79%) HDFS
10 4 (0.79%) Samba
10 4 (0.79%) Veritas Cluster Server
11 3 (0.60%) Virtual Servers
11 3 (0.60%) VMware ESXi
11 3 (0.60%) VMware NSX
12 2 (0.40%) iptables
12 2 (0.40%) VMware Workstation
12 2 (0.40%) vSphere
13 1 (0.20%) Veritas Volume Manager
Systems Management
1 100 (19.84%) Kubernetes
2 41 (8.13%) Ansible
3 40 (7.94%) Terraform
4 29 (5.75%) Puppet
5 26 (5.16%) Nagios
6 22 (4.37%) Kibana
7 21 (4.17%) Opscode Chef
8 16 (3.17%) logstash
9 8 (1.59%) Grafana
9 8 (1.59%) SCOM
10 7 (1.39%) Red Hat Satellite
10 7 (1.39%) Salt
11 6 (1.19%) Cacti
11 6 (1.19%) Opsview
11 6 (1.19%) SCCM
11 6 (1.19%) ZABBIX
12 5 (0.99%) Data Guard
12 5 (0.99%) Oracle RMAN
12 5 (0.99%) vRealize Orchestrator
13 4 (0.79%) Consul
Vendors
1 152 (30.16%) Oracle
2 47 (9.33%) Sybase
3 44 (8.73%) Splunk
4 41 (8.13%) Red Hat
5 38 (7.54%) VMware
6 33 (6.55%) Microsoft
7 30 (5.95%) Informatica
8 29 (5.75%) IBM
9 25 (4.96%) HP
10 19 (3.77%) SAP
11 18 (3.57%) Cisco
12 13 (2.58%) EMC
12 13 (2.58%) Google
13 12 (2.38%) Remedy
14 11 (2.18%) Citrix
14 11 (2.18%) NetApp
14 11 (2.18%) Sun
14 11 (2.18%) webMethods
15 10 (1.98%) BEA
15 10 (1.98%) PeopleSoft