Period
to 13 August 2020

The following table provides summary statistics for contract job vacancies advertised in Central 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 13 August 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
London > Central London
6 months to
13 Aug 2020
Same period 2019 Same period 2018
Rank 58 89 66
Rank change year-on-year +31 -23 -23
Contract jobs citing Unix 95 254 344
As % of all contract jobs advertised in Central London 3.70% 3.05% 3.76%
As % of the Operating Systems category 20.13% 15.31% 18.54%
Number of daily rates quoted 68 197 278
Median daily rate £523 £525 £550
Median daily rate % change year-on-year -0.48% -4.55% +3.53%
10th Percentile £352 £400 £400
90th Percentile £650 £675 £638
London median daily rate £525 £525 £550
% change year-on-year - -4.55% +8.37%
Number of hourly rates quoted 1 1 1
Median hourly rate £37.50 £47.50 £22.50
Median hourly rate % change year-on-year -21.05% +111.11% -
10th Percentile £36.75 £43.75 £21.25
90th Percentile £38.25 £51.25 £23.75
London median hourly rate £37.50 £50.00 £22.50
% change year-on-year -25.00% +122.22% -43.75%

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 Central London with a requirement for operating system skills.

All Operating Systems
Central London
Contract vacancies with a requirement for operating system skills 472 1,659 1,855
As % of all contract IT jobs advertised in Central London 18.37% 19.90% 20.30%
Number of daily rates quoted 333 1,256 1,396
Median daily rate £475 £475 £488
Median daily rate % change year-on-year - -2.56% +2.63%
10th Percentile £213 £174 £185
90th Percentile £638 £650 £650
London median daily rate £485 £475 £488
% change year-on-year +2.11% -2.56% +2.63%
Number of hourly rates quoted 4 43 87
Median hourly rate £19.50 £21.00 £19.00
Median hourly rate % change year-on-year -7.14% +10.53% +8.57%
10th Percentile £15.96 £12.43 £14.48
90th Percentile £32.78 £43.34 £25.20
Median hourly rate £35.00 £21.00 £19.00
% change year-on-year +66.67% +10.53% -2.56%

Unix
Job Vacancy Trend in Central London

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

Job vacancy trend for Unix in Central London

Unix
Contractor Daily Rate Trend in Central London

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

Daily rate trend for Unix in Central London

Unix
Daily Rate Histogram in Central London

Daily rate distribution for jobs citing Unix in Central London over the 6 months to 13 August 2020.

Daily rate histogram for Unix in Central London

Unix
Contractor Hourly Rate Trend in Central London

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

Hourly rate trend for Unix in Central London

Unix
Contract Job Locations in Central 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 Central London region over the 6 months to 13 August 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
City of London +22 78 £498 -7.44% 37
West End of London +20 8 £588 +17.50%
City of Westminster +2 8 £575 -2.13%
Unix
London

For the 6 months to 13 August 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 Central London region with a requirement for Unix.

1 64 (67.37%) Linux
2 38 (40.00%) Windows
3 36 (37.89%) Java
4 32 (33.68%) SQL
5 31 (32.63%) Oracle
6 25 (26.32%) Finance
7 24 (25.26%) Python
7 24 (25.26%) DevOps
8 23 (24.21%) Agile Software Development
9 22 (23.16%) SQL Server
10 21 (22.11%) Kubernetes
11 19 (20.00%) AWS
11 19 (20.00%) Active Directory
12 17 (17.89%) Perl
12 17 (17.89%) Docker
13 16 (16.84%) Git (software)
14 15 (15.79%) Continuous Integration
14 15 (15.79%) MySQL
14 15 (15.79%) Banking
15 14 (14.74%) Migration
15 14 (14.74%) Sybase
15 14 (14.74%) Microsoft
15 14 (14.74%) Jenkins
16 13 (13.68%) Analytical Skills
16 13 (13.68%) Azure
16 13 (13.68%) DNS
16 13 (13.68%) Web Services
17 12 (12.63%) Configuration Management
17 12 (12.63%) Test Automation
17 12 (12.63%) MongoDB

Unix
Co-occurring IT Skills in Central 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 7 (7.37%) SharePoint
2 5 (5.26%) Confluence
2 5 (5.26%) WebLogic
3 4 (4.21%) Apache
3 4 (4.21%) Elasticsearch
3 4 (4.21%) Oracle SOA Suite
3 4 (4.21%) SAS
3 4 (4.21%) Tomcat
4 2 (2.11%) CMS
4 2 (2.11%) JBoss
5 1 (1.05%) Apache Spark
5 1 (1.05%) Appian
5 1 (1.05%) IIS
5 1 (1.05%) Oracle Application Server
5 1 (1.05%) Red Hat Fuse
5 1 (1.05%) SharePoint Server
Applications
1 5 (5.26%) Microsoft Office
2 3 (3.16%) Microsoft Excel
3 1 (1.05%) MS Visio
3 1 (1.05%) RoboHelp
Business Applications
1 1 (1.05%) Oracle EBS
1 1 (1.05%) Oracle EBS R12
Cloud Services
1 19 (20.00%) AWS
2 13 (13.68%) Azure
3 8 (8.42%) IaaS
4 6 (6.32%) OpenShift
5 5 (5.26%) Power Platform
6 4 (4.21%) Virtual Private Cloud
7 3 (3.16%) Amazon CloudWatch
7 3 (3.16%) Apigee
7 3 (3.16%) AWS CloudFormation
7 3 (3.16%) GitHub
7 3 (3.16%) Office 365
8 2 (2.11%) Amazon EC2
8 2 (2.11%) Amazon EKS
8 2 (2.11%) Amazon S3
8 2 (2.11%) AWS CloudTrail
8 2 (2.11%) AWS Lambda
8 2 (2.11%) GCP
8 2 (2.11%) npm
8 2 (2.11%) PaaS
8 2 (2.11%) SaaS
Communications & Networking
1 13 (13.68%) DNS
2 9 (9.47%) DHCP
2 9 (9.47%) TCP/IP
3 8 (8.42%) Firewall
4 6 (6.32%) HTTP
4 6 (6.32%) Internet
4 6 (6.32%) Intrusion Detection
5 4 (4.21%) HTTPS
5 4 (4.21%) IPsec
5 4 (4.21%) VPN
6 3 (3.16%) Network Security
7 2 (2.11%) Kerberos
7 2 (2.11%) LAN
7 2 (2.11%) SNMP
7 2 (2.11%) SSH
7 2 (2.11%) WAN
8 1 (1.05%) 3G
8 1 (1.05%) Intranet
8 1 (1.05%) OSPF
8 1 (1.05%) TACACS
Database & Business Intelligence
1 22 (23.16%) SQL Server
2 15 (15.79%) MySQL
3 12 (12.63%) MongoDB
4 7 (7.37%) Relational Database
4 7 (7.37%) SQL Server Reporting Services
5 6 (6.32%) Oracle Database
5 6 (6.32%) SQL Server Integration Services
6 5 (5.26%) Data Warehouse
6 5 (5.26%) PostgreSQL
6 5 (5.26%) Power BI
6 5 (5.26%) RDBMS
6 5 (5.26%) SQL Server Analysis Services
7 4 (4.21%) Big Data
7 4 (4.21%) Microsoft Analysis Services
7 4 (4.21%) Pentaho
7 4 (4.21%) SAS EBI
7 4 (4.21%) SQL Server 2008
7 4 (4.21%) SQL Server 2012
7 4 (4.21%) SQL Server 2014
7 4 (4.21%) SQL Server 2016
Development Applications
1 16 (16.84%) Git (software)
2 14 (14.74%) Jenkins
3 9 (9.47%) Maven
4 7 (7.37%) JIRA
5 6 (6.32%) GitLab
5 6 (6.32%) Subversion
6 4 (4.21%) Atlassian Bamboo
6 4 (4.21%) Bitbucket Server
6 4 (4.21%) JUnit
6 4 (4.21%) Mockito
7 3 (3.16%) Bitbucket
7 3 (3.16%) Eclipse
7 3 (3.16%) Grunt
7 3 (3.16%) gulp
7 3 (3.16%) Jasmine
7 3 (3.16%) Mocha
7 3 (3.16%) Team Foundation Server
7 3 (3.16%) TeamCity
7 3 (3.16%) Toad
8 2 (2.11%) Ant
General
1 25 (26.32%) Finance
2 15 (15.79%) Banking
3 9 (9.47%) Investment Banking
4 7 (7.37%) Public Sector
5 3 (3.16%) Advertising
5 3 (3.16%) Front Office
6 2 (2.11%) Back Office
6 2 (2.11%) Law
6 2 (2.11%) Police
7 1 (1.05%) French Language
7 1 (1.05%) Manufacturing
Job Titles
1 23 (24.21%) Developer
2 13 (13.68%) DevOps Engineer
3 9 (9.47%) DBA
4 8 (8.42%) Java Developer
5 7 (7.37%) Administrator
5 7 (7.37%) Analyst
5 7 (7.37%) Linux Engineer
5 7 (7.37%) Oracle DBA
6 6 (6.32%) Sybase DBA
7 5 (5.26%) Architect
8 4 (4.21%) AWS DevOps
8 4 (4.21%) AWS DevOps Engineer
8 4 (4.21%) AWS Engineer
8 4 (4.21%) Security Engineer
8 4 (4.21%) SQL DBA
9 3 (3.16%) Front End Developer (Client-Side Developer)
9 3 (3.16%) Java Engineer
9 3 (3.16%) Java Software Engineer
9 3 (3.16%) SQL Developer
9 3 (3.16%) Windows Engineer
Libraries, Frameworks & Software Standards
1 13 (13.68%) Web Services
2 9 (9.47%) .NET
2 9 (9.47%) HTML
3 8 (8.42%) LDAP
3 8 (8.42%) XML
4 7 (7.37%) JAX-RS
4 7 (7.37%) Middleware
4 7 (7.37%) SOAP
5 6 (6.32%) Java EE
6 5 (5.26%) CSS
6 5 (5.26%) J2EE
6 5 (5.26%) Node.js
6 5 (5.26%) REST
7 4 (4.21%) ActiveMQ
7 4 (4.21%) LAMP
7 4 (4.21%) Struts
8 3 (3.16%) JDBC
8 3 (3.16%) ODBC
8 3 (3.16%) RabbitMQ
8 3 (3.16%) Spring
Miscellaneous
1 13 (13.68%) Analytical Skills
2 7 (7.37%) Fixed Income
2 7 (7.37%) Management Information System
3 6 (6.32%) Enterprise Software
4 4 (4.21%) Equities
5 3 (3.16%) Blog
5 3 (3.16%) Data Centre
5 3 (3.16%) Hedge funds
5 3 (3.16%) Linux Command Line
5 3 (3.16%) Private Cloud
5 3 (3.16%) Replication
5 3 (3.16%) User Experience
6 2 (2.11%) Cloud Native
6 2 (2.11%) Clustering
6 2 (2.11%) Public Cloud
6 2 (2.11%) Security Operations Centre
6 2 (2.11%) Self-Motivation
6 2 (2.11%) SWIFT
6 2 (2.11%) Virtual Team
7 1 (1.05%) Foreign Exchange (FX)
Operating Systems
1 64 (67.37%) Linux
2 38 (40.00%) Windows
3 10 (10.53%) Mac OS X
3 10 (10.53%) Windows Server
4 5 (5.26%) Red Hat Enterprise Linux
5 3 (3.16%) Solaris
6 1 (1.05%) AIX
6 1 (1.05%) Check Point GAiA
6 1 (1.05%) SUSE
6 1 (1.05%) Windows 10
6 1 (1.05%) Windows XP
Processes & Methodologies
1 24 (25.26%) DevOps
2 23 (24.21%) Agile Software Development
3 15 (15.79%) Continuous Integration
4 14 (14.74%) Migration
5 12 (12.63%) Configuration Management
5 12 (12.63%) Test Automation
6 11 (11.58%) ITIL
6 11 (11.58%) SIEM
6 11 (11.58%) TDD
7 10 (10.53%) Problem-Solving
8 9 (9.47%) ETL
8 9 (9.47%) High Availability
8 9 (9.47%) Scrum
9 8 (8.42%) Microservices
10 7 (7.37%) Information Security
10 7 (7.37%) Open Source
11 6 (6.32%) Analytics
11 6 (6.32%) BDD
11 6 (6.32%) Incident Management
11 6 (6.32%) User Acceptance Testing
Programming Languages
1 36 (37.89%) Java
2 32 (33.68%) SQL
3 24 (25.26%) Python
4 17 (17.89%) Perl
5 10 (10.53%) C
5 10 (10.53%) Shell Script
6 9 (9.47%) JavaScript
7 8 (8.42%) Bash Shell
8 7 (7.37%) Korn
8 7 (7.37%) PowerShell
9 6 (6.32%) Java 8
9 6 (6.32%) PL/SQL
9 6 (6.32%) T-SQL
10 5 (5.26%) C++
11 4 (4.21%) VB
12 3 (3.16%) Ruby
12 3 (3.16%) SAS Macro
12 3 (3.16%) VB.NET
12 3 (3.16%) VBScript
13 2 (2.11%) Groovy
Qualifications
1 11 (11.58%) Security Cleared
2 10 (10.53%) SC Cleared
3 5 (5.26%) Degree
4 4 (4.21%) Computer Science Degree
5 3 (3.16%) AWS Certification
5 3 (3.16%) ISEB
5 3 (3.16%) ISTQB
5 3 (3.16%) ISTQB Foundation Certification
6 2 (2.11%) BPSS Clearance
7 1 (1.05%) CCNA
7 1 (1.05%) CCNP
7 1 (1.05%) Cisco Certification
7 1 (1.05%) CISSP
7 1 (1.05%) DBS Check
7 1 (1.05%) GCED
7 1 (1.05%) GCIA
7 1 (1.05%) GIAC
7 1 (1.05%) GSEC
7 1 (1.05%) ITIL Certification
7 1 (1.05%) ITIL Foundation Certificate
Quality Assurance & Compliance
1 4 (4.21%) QA
2 3 (3.16%) WCAG
3 2 (2.11%) MiFID
4 1 (1.05%) Disclosure Scotland
4 1 (1.05%) ISO 20022
4 1 (1.05%) SLA
System Software
1 19 (20.00%) Active Directory
2 17 (17.89%) Docker
3 9 (9.47%) VMware Infrastructure
4 2 (2.11%) Veritas Cluster Server
4 2 (2.11%) Virtual Servers
5 1 (1.05%) Oracle RAC
5 1 (1.05%) Squid
5 1 (1.05%) Virtual Machines
5 1 (1.05%) VMware NSX
Systems Management
1 21 (22.11%) Kubernetes
2 10 (10.53%) Terraform
3 9 (9.47%) Puppet
4 8 (8.42%) Ansible
4 8 (8.42%) Opscode Chef
5 5 (5.26%) Kibana
6 4 (4.21%) Grafana
6 4 (4.21%) Salt
7 3 (3.16%) logstash
7 3 (3.16%) Nagios
7 3 (3.16%) Norton AntiVirus
8 2 (2.11%) Pacemaker
8 2 (2.11%) SCOM
8 2 (2.11%) Single Sign-On
9 1 (1.05%) Istio
9 1 (1.05%) Oracle Statspack
9 1 (1.05%) Prometheus
9 1 (1.05%) QRadar
9 1 (1.05%) Red Hat Satellite
9 1 (1.05%) ZABBIX
Vendors
1 31 (32.63%) Oracle
2 14 (14.74%) Microsoft
2 14 (14.74%) Sybase
3 10 (10.53%) Red Hat
3 10 (10.53%) VMware
4 7 (7.37%) CyberArk
5 6 (6.32%) Qualys
6 5 (5.26%) Atlassian
6 5 (5.26%) HP
6 5 (5.26%) Splunk
7 4 (4.21%) ArcSight
7 4 (4.21%) Cisco
7 4 (4.21%) Google
7 4 (4.21%) McAfee
7 4 (4.21%) SaltStack
8 3 (3.16%) EMC
8 3 (3.16%) Remedy
8 3 (3.16%) SAP
8 3 (3.16%) Symantec
8 3 (3.16%) Veritas