Period
to 23 April 2018

The following table provides summary statistics for contract job vacancies advertised in the City of 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 23 April 2018 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
Central London > City of London
6 months to
23 Apr 2018
Same period 2017 Same period 2016
Rank 49 32 26
Rank change year-on-year -17 -6 -1
Contract jobs citing Unix 342 347 402
As % of all contract IT jobs advertised in the City of London 4.88% 5.65% 6.20%
As % of the Operating Systems category 23.88% 25.50% 29.73%
Number of daily rates quoted 290 279 319
City of London median daily rate £525 £550 £500
Median daily rate % change year-on-year -4.55% +10.00% +3.25%
10th Percentile £405 £394 £329
90th Percentile £638 £675 £638
Central London median daily rate £525 £538 £475
% change year-on-year -2.33% +13.16% -1.55%
Number of hourly rates quoted 2 0 1
City of London median hourly rate £43.75 - £16.52
10th Percentile £25.38 - £15.16
90th Percentile £63.13 - £17.87
Central London median hourly rate £43.75 - £16.52

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 the City of London with a requirement for operating system skills.

All Operating Systems
City of London
Contract vacancies with a requirement for operating system skills 1,432 1,361 1,352
As % of all contract IT jobs advertised in the City of London 20.42% 22.17% 20.86%
Number of daily rates quoted 1,135 1,086 1,041
City of London median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +5.88%
10th Percentile £253 £288 £235
90th Percentile £675 £638 £625
Central London median daily rate £500 £450 £450
% change year-on-year +11.11% - +5.88%
Number of hourly rates quoted 55 22 43
City of London median hourly rate £18.70 £19.08 £20.00
Median hourly rate % change year-on-year -1.98% -4.61% +14.29%
10th Percentile £11.25 £12.83 £12.50
90th Percentile £24.50 £25.93 £30.00
Central London median hourly rate £19.25 £21.16 £20.00
% change year-on-year -9.00% +5.78% +15.94%

Unix
Job Vacancy Trend in the City of London

Job postings citing Unix as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Unix in the City of London

Unix
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Unix in the City of London.

Contractor daily rate trend for Unix in the City of London

Unix
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Unix in the City of London over the 6 months to 23 April 2018.

Contractor daily rate histogram for Unix in the City of London

Unix
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Unix in the City of London.

Contractor hourly rate trend for Unix in the City of London

Unix
Contractor Hourly Rate Histogram in the City of London

The hourly rate distribution of IT jobs citing Unix in the City of London over the 6 months to 23 April 2018.

Contractor hourly rate histogram for Unix in the City of London

For the 6 months to 23 April 2018, 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 City of London region with a requirement for Unix.

1 174 (50.88%) Linux
2 167 (48.83%) Finance
3 162 (47.37%) Java
4 142 (41.52%) Banking
5 100 (29.24%) Agile Software Development
6 89 (26.02%) Git (software)
7 85 (24.85%) Python
8 82 (23.98%) SQL
9 76 (22.22%) Investment Banking
10 72 (21.05%) Windows
11 71 (20.76%) DevOps
12 59 (17.25%) Jenkins
13 55 (16.08%) Docker
13 55 (16.08%) Spring
14 51 (14.91%) Node.js
15 50 (14.62%) Maven
16 49 (14.33%) Oracle
17 48 (14.04%) Perl
17 48 (14.04%) Ruby
18 45 (13.16%) Relational Database
19 44 (12.87%) JavaScript
19 44 (12.87%) Bash Shell
20 41 (11.99%) JIRA
21 40 (11.70%) Amazon AWS
21 40 (11.70%) TDD
21 40 (11.70%) Puppet
21 40 (11.70%) Opscode Chef
22 39 (11.40%) Firewall
23 38 (11.11%) Ansible
24 37 (10.82%) Shell Script

Unix
Co-occurring IT Skills in the City of 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 20 (5.85%) JBoss
2 14 (4.09%) Cloud Foundry
3 12 (3.51%) Confluence
4 11 (3.22%) MQSeries
5 10 (2.92%) Apache Spark
5 10 (2.92%) Tomcat
6 8 (2.34%) Apache
6 8 (2.34%) WebSphere
7 7 (2.05%) WebLogic
8 6 (1.75%) nginx
8 6 (1.75%) SharePoint
9 5 (1.46%) OpenStack
10 4 (1.17%) MS Exchange
10 4 (1.17%) WebSphere Application Server
11 3 (0.88%) Moodle
12 2 (0.58%) Adobe Experience Manager
12 2 (0.58%) Apache Solr
12 2 (0.58%) CMS
12 2 (0.58%) IIS
12 2 (0.58%) Oracle SOA Suite
Applications
1 6 (1.75%) Microsoft Excel
2 3 (0.88%) MS Visio
2 3 (0.88%) Spreadsheet
3 2 (0.58%) Microsoft Office
3 2 (0.58%) SPSS
3 2 (0.58%) Weka
4 1 (0.29%) Microsoft PowerPoint
Business Applications
1 17 (4.97%) Temenos T24
2 10 (2.92%) Temenos Globus
3 6 (1.75%) Kondor
4 4 (1.17%) RMDS
5 3 (0.88%) Actimize
6 2 (0.58%) LatentZero
6 2 (0.58%) Oracle Applications
6 2 (0.58%) Oracle EBS
7 1 (0.29%) Global One
Cloud Services
1 40 (11.70%) Amazon AWS
2 23 (6.73%) npm
3 19 (5.56%) GitHub
4 11 (3.22%) Microsoft Azure
5 10 (2.92%) AWS Lambda
5 10 (2.92%) Serverless
6 9 (2.63%) Amazon EC2
6 9 (2.63%) Route 53
6 9 (2.63%) Virtual Private Cloud
7 8 (2.34%) Amazon CloudWatch
7 8 (2.34%) Amazon S3
7 8 (2.34%) CloudFront
8 7 (2.05%) PaaS
9 6 (1.75%) IaaS
10 5 (1.46%) OpenShift
11 4 (1.17%) BrowserStack
11 4 (1.17%) Sauce Labs
12 3 (0.88%) Cloud Computing
13 2 (0.58%) Amazon Kinesis
13 2 (0.58%) SaaS
Communications & Networking
1 39 (11.40%) Firewall
2 17 (4.97%) TCP/IP
3 10 (2.92%) Internet
4 9 (2.63%) DNS
5 8 (2.34%) LAN
6 7 (2.05%) HTTP
6 7 (2.05%) Network Security
6 7 (2.05%) SWIFTNet
7 6 (1.75%) Cisco IOS
7 6 (1.75%) Intrusion Detection
7 6 (1.75%) SAN
8 5 (1.46%) BIG-IP
8 5 (1.46%) DHCP
8 5 (1.46%) Extranet
8 5 (1.46%) Multicast
8 5 (1.46%) OSPF
9 4 (1.17%) SSL
9 4 (1.17%) WAN
9 4 (1.17%) Wireless
10 3 (0.88%) SNMP
Database & Business Intelligence
1 45 (13.16%) Relational Database
2 34 (9.94%) SQL Server
3 26 (7.60%) RDBMS
4 19 (5.56%) MySQL
5 12 (3.51%) Big Data
6 10 (2.92%) NoSQL
7 9 (2.63%) Oracle Database
8 8 (2.34%) Amazon RDS
9 7 (2.05%) Hadoop
9 7 (2.05%) MongoDB
10 6 (1.75%) Apache Cassandra
11 5 (1.46%) KDB
11 5 (1.46%) Kdb+
12 4 (1.17%) PostgreSQL
12 4 (1.17%) Power BI
12 4 (1.17%) SQL Server Integration Services
13 3 (0.88%) HBase
13 3 (0.88%) IBM PureData
13 3 (0.88%) Redis
13 3 (0.88%) Sybase IQ
Development Applications
1 89 (26.02%) Git (software)
2 59 (17.25%) Jenkins
3 50 (14.62%) Maven
4 41 (11.99%) JIRA
5 30 (8.77%) TeamCity
6 25 (7.31%) Cucumber
7 24 (7.02%) Selenium
8 22 (6.43%) Subversion
9 18 (5.26%) Sonatype Nexus
10 17 (4.97%) JUnit
11 16 (4.68%) Gradle
12 15 (4.39%) Liquibase
13 7 (2.05%) Mockito
14 6 (1.75%) Grunt
14 6 (1.75%) gulp
14 6 (1.75%) JBehave
14 6 (1.75%) PHPUnit
14 6 (1.75%) webpack
15 5 (1.46%) WebDriver
16 4 (1.17%) Artifactory
General
1 167 (48.83%) Finance
2 142 (41.52%) Banking
3 76 (22.22%) Investment Banking
4 29 (8.48%) Front Office
5 9 (2.63%) Retail Banking
6 7 (2.05%) Back Office
7 4 (1.17%) Financial Institution
7 4 (1.17%) Retail
8 2 (0.58%) Corporate Banking
8 2 (0.58%) Games
8 2 (0.58%) International Banking
8 2 (0.58%) Legal
8 2 (0.58%) Telecoms
9 1 (0.29%) Billing
9 1 (0.29%) Pharmaceutical
9 1 (0.29%) Retail Finance
Job Titles
1 114 (33.33%) Developer
2 61 (17.84%) Java Developer
3 48 (14.04%) DevOps Engineer
4 45 (13.16%) Analyst
5 22 (6.43%) Senior Developer
6 21 (6.14%) Support Analyst
7 19 (5.56%) Applications Support
7 19 (5.56%) Architect
7 19 (5.56%) AWS DevOps
7 19 (5.56%) AWS Engineer
7 19 (5.56%) Full Stack Developer
8 18 (5.26%) AWS DevOps Engineer
9 17 (4.97%) Java Engineer
10 16 (4.68%) Senior Java Developer
11 15 (4.39%) Applications Support Analyst
11 15 (4.39%) Linux Engineer
12 14 (4.09%) Consultant
13 13 (3.80%) Administrator
13 13 (3.80%) Integration Engineer
14 10 (2.92%) Solutions Architect
Libraries, Frameworks & Software Standards
1 55 (16.08%) Spring
2 51 (14.91%) Node.js
3 35 (10.23%) REST
4 27 (7.89%) J2EE
5 26 (7.60%) Web Services
6 25 (7.31%) Hibernate
7 23 (6.73%) React
7 23 (6.73%) XML
8 20 (5.85%) HTML
9 19 (5.56%) CSS
10 16 (4.68%) AngularJS
11 15 (4.39%) Spring MVC
12 14 (4.09%) Redux
12 14 (4.09%) Twitter Bootstrap
13 13 (3.80%) Angular 2
13 13 (3.80%) JMS
13 13 (3.80%) JSP
13 13 (3.80%) RESTful
14 12 (3.51%) Middleware
15 11 (3.22%) FIX Protocol
Miscellaneous
1 32 (9.36%) Analytical Skills
2 29 (8.48%) Linux Command Line
3 19 (5.56%) Data Centre
4 17 (4.97%) SWIFT
5 16 (4.68%) Computer Science
6 13 (3.80%) Equities
7 12 (3.51%) Foreign Exchange (FX)
8 11 (3.22%) Self-Motivation
9 10 (2.92%) Fedwire
9 10 (2.92%) Greenfield Project
10 8 (2.34%) Fintech
11 7 (2.05%) Algorithms
11 7 (2.05%) Fixed Income
12 6 (1.75%) Enterprise Software
12 6 (1.75%) Minimum Viable Product
13 5 (1.46%) Mainframe
13 5 (1.46%) Management Information System
13 5 (1.46%) User Experience
14 4 (1.17%) Derivative
14 4 (1.17%) Market Risk
Operating Systems
1 174 (50.88%) Linux
2 72 (21.05%) Windows
3 33 (9.65%) Solaris
4 16 (4.68%) Red Hat Enterprise Linux
5 14 (4.09%) Windows Server
6 13 (3.80%) AIX
7 12 (3.51%) Mac OS X
8 7 (2.05%) Apple iOS
9 2 (0.58%) Mac OS
9 2 (0.58%) SUSE Linux Enterprise Server
9 2 (0.58%) Ubuntu
9 2 (0.58%) VMS
9 2 (0.58%) Windows 7
9 2 (0.58%) Windows Server 2003
9 2 (0.58%) Windows Server 2008
10 1 (0.29%) CentOS
10 1 (0.29%) Debian
10 1 (0.29%) HPUX
10 1 (0.29%) Windows 2000
10 1 (0.29%) Windows NT
Processes & Methodologies
1 100 (29.24%) Agile Software Development
2 71 (20.76%) DevOps
3 40 (11.70%) TDD
4 36 (10.53%) Continuous Integration
5 34 (9.94%) Configuration Management
6 32 (9.36%) SDLC
7 30 (8.77%) MVC
8 29 (8.48%) Test Automation
9 28 (8.19%) Continuous Delivery
10 27 (7.89%) Scrum
11 25 (7.31%) BDD
11 25 (7.31%) Multithreading
12 23 (6.73%) Migration
13 21 (6.14%) Open Source
14 17 (4.97%) Information Security
14 17 (4.97%) Problem-Solving
15 15 (4.39%) Creative Thinking
15 15 (4.39%) Low Latency
16 14 (4.09%) Asset Management
16 14 (4.09%) ITIL
Programming Languages
1 162 (47.37%) Java
2 85 (24.85%) Python
3 82 (23.98%) SQL
4 48 (14.04%) Perl
4 48 (14.04%) Ruby
5 44 (12.87%) Bash Shell
5 44 (12.87%) JavaScript
6 37 (10.82%) Shell Script
7 27 (7.89%) Java 8
8 18 (5.26%) Scala
9 16 (4.68%) C++
10 14 (4.09%) PHP
11 13 (3.80%) Groovy
12 12 (3.51%) PowerShell
13 10 (2.92%) C#
14 9 (2.63%) Korn
14 9 (2.63%) PL/SQL
15 8 (2.34%) XPath
16 6 (1.75%) R
17 4 (1.17%) Go
Qualifications
1 31 (9.06%) Degree
2 12 (3.51%) Computer Science Degree
3 10 (2.92%) CISSP
3 10 (2.92%) Master's Degree
4 9 (2.63%) Cisco Certification
5 8 (2.34%) AWS Certification
6 6 (1.75%) CISA
6 6 (1.75%) CISM
7 5 (1.46%) CCNP
8 4 (1.17%) Security Cleared
9 3 (0.88%) HP ASE
9 3 (0.88%) SC Cleared
9 3 (0.88%) VCP6
9 3 (0.88%) VMware Certified Professional (VCP)
10 2 (0.58%) CCNA
10 2 (0.58%) CEH
10 2 (0.58%) CRISC
10 2 (0.58%) RHCA
10 2 (0.58%) RHCE
10 2 (0.58%) SANS
Quality Assurance & Compliance
1 21 (6.14%) QA
2 10 (2.92%) SEPA
3 7 (2.05%) TARGET2
4 2 (0.58%) COREP
4 2 (0.58%) FINREP
4 2 (0.58%) ISO/IEC 27001
5 1 (0.29%) COBIT
5 1 (0.29%) Data Quality
5 1 (0.29%) Dodd-Frank
5 1 (0.29%) EMIR
5 1 (0.29%) GCP
5 1 (0.29%) HL7
5 1 (0.29%) ISO 20022
5 1 (0.29%) ISO 8583
5 1 (0.29%) MiFID
5 1 (0.29%) PCI DSS
5 1 (0.29%) Sarbanes-Oxley
System Software
1 55 (16.08%) Docker
2 11 (3.22%) VMware ESXi
3 7 (2.05%) Active Directory
3 7 (2.05%) vSphere
4 6 (1.75%) Hyper-V
4 6 (1.75%) VMware Infrastructure
5 5 (1.46%) Firmware
5 5 (1.46%) KVM
6 2 (0.58%) HDFS
6 2 (0.58%) NFS
6 2 (0.58%) Oracle RAC
6 2 (0.58%) ProxySG
7 1 (0.29%) Virtual Desktop
7 1 (0.29%) Virtual Machines
Systems Management
1 40 (11.70%) Opscode Chef
1 40 (11.70%) Puppet
2 38 (11.11%) Ansible
3 27 (7.89%) Kubernetes
4 17 (4.97%) Docker Swarm
5 12 (3.51%) Terraform
6 7 (2.05%) PingFederate
7 6 (1.75%) Nagios
7 6 (1.75%) Prometheus
8 5 (1.46%) Grafana
8 5 (1.46%) ITRS Geneos
8 5 (1.46%) vMotion
8 5 (1.46%) vRealize
9 4 (1.17%) BladeLogic
9 4 (1.17%) RSA Archer
10 3 (0.88%) Control-M
10 3 (0.88%) Nessus
10 3 (0.88%) Oracle Enterprise Manager
10 3 (0.88%) Tivoli
10 3 (0.88%) ZABBIX
Vendors
1 49 (14.33%) Oracle
2 29 (8.48%) Red Hat
3 28 (8.19%) Microsoft
4 27 (7.89%) Sybase
5 22 (6.43%) Splunk
6 21 (6.14%) Cisco
7 19 (5.56%) IBM
8 17 (4.97%) Temenos
8 17 (4.97%) VMware
9 14 (4.09%) AppDynamics
10 12 (3.51%) Atlassian
11 11 (3.22%) TIBCO
12 10 (2.92%) jBASE
12 10 (2.92%) Reuters
13 8 (2.34%) F5
13 8 (2.34%) Hitachi
13 8 (2.34%) HP
13 8 (2.34%) Veritas
14 7 (2.05%) CyberArk
15 6 (1.75%) Bloomberg