The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for Unix skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Unix over the 3 months to 28 June 2017 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 / Croydon
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 44 29 10
Rank change year-on-year -15 -19  
Contract jobs citing Unix 2 13 19
As % of all contract IT jobs advertised in Croydon 0.94% 5.28% 13.48%
As % of the Operating Systems category 3.28% 28.26% 39.58%
Number of daily rates quoted 2 7 12
Median daily rate £414 £393 £406
Median daily rate % change year-on-year +5.41% -3.38%  
90% offered a daily rate of more than £403 £393 £326
10% offered a daily rate of more than £425 £427 £450
UK excluding London median daily rate £425 £400 £375
% change year-on-year +6.25% +6.66%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £39.50 £27.75 £39.00
% change year-on-year +42.34% -28.84%  

Unix is in the operating system skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Croydon with a requirement for operating system skills.

Contract Operating System Skills
Croydon
Contract job vacancies with a requirement for operating system skills 61 46 48
As % of all contract IT job vacancies advertised in Croydon 28.64% 18.70% 34.04%
Number of daily rates quoted 33 22 32
Median daily rate £463 £393 £338
Median daily rate % change year-on-year +17.83% +16.29%  
90% offered a daily rate of more than £375 £345 £220
10% offered a daily rate of more than £523 £484 £450
UK excluding London median daily rate £375 £363 £350
% change year-on-year +3.44% +3.57%  
Number of hourly rates quoted 0 2 0
Median hourly rate - £14.50 -
UK excluding London median hourly rate £15.50 £17.50 £16.50
% change year-on-year -11.42% +6.06%  

Unix
Job Vacancy Trend in Croydon

The job posting trend of jobs advertised in Croydon citing Unix as a proportion of all contract or permanent IT jobs with a match in the Operating Systems category.

Job vacancy trend for Unix in Croydon

Unix
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Unix in Croydon

Unix
Contractor Hourly Rate Trend in Croydon

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

Contractor hourly rate trend for Unix in Croydon

For the 6 months to 28 June 2017, IT contractor jobs citing Unix also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Croydon region with a requirement for Unix.

1 14 (73.68%) Linux
2 11 (57.89%) Java
2 11 (57.89%) Subversion
2 11 (57.89%) Groovy
2 11 (57.89%) Gradle
3 10 (52.63%) Maven
3 10 (52.63%) Oracle
4 9 (47.37%) Finance
5 7 (36.84%) Agile Software Development
5 7 (36.84%) Git (software)
5 7 (36.84%) Jenkins
6 6 (31.58%) DevOps
6 6 (31.58%) SC Cleared
6 6 (31.58%) Security Cleared
7 5 (26.32%) WebLogic
7 5 (26.32%) Migration
7 5 (26.32%) SonarQube
7 5 (26.32%) Hudson
8 4 (21.05%) PaaS
8 4 (21.05%) iPad
8 4 (21.05%) Oracle SOA Suite
8 4 (21.05%) Guidewire
8 4 (21.05%) Oracle EBS
8 4 (21.05%) Test Scripting
8 4 (21.05%) System Testing
8 4 (21.05%) Data Migration
8 4 (21.05%) Data Cleansing
8 4 (21.05%) Oracle Fusion
8 4 (21.05%) Oracle EBS R12
8 4 (21.05%) PL/SQL

Unix
Co-occurring IT Skills in Croydon 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 5 (26.32%) WebLogic
2 4 (21.05%) Oracle SOA Suite
3 1 (5.26%) Exchange Server 2007
3 1 (5.26%) Exchange Server 2010
3 1 (5.26%) Exchange Server 2013
3 1 (5.26%) MS Exchange
Business Applications
1 4 (21.05%) Oracle EBS
1 4 (21.05%) Oracle EBS R12
Cloud Services
1 4 (21.05%) PaaS
2 2 (10.53%) Amazon AWS
3 1 (5.26%) Azure Active Directory
3 1 (5.26%) Microsoft Azure
Communications & Networking
1 1 (5.26%) Firewall
1 1 (5.26%) MPLS
1 1 (5.26%) Remote Desktop
1 1 (5.26%) SSL
1 1 (5.26%) VLAN
1 1 (5.26%) VPN
1 1 (5.26%) WAN
Database & Business Intelligence
1 1 (5.26%) Amazon RDS
1 1 (5.26%) Big Data
1 1 (5.26%) Hadoop
1 1 (5.26%) Oracle Database
Development Applications
1 11 (57.89%) Gradle
1 11 (57.89%) Subversion
2 10 (52.63%) Maven
3 7 (36.84%) Git (software)
3 7 (36.84%) Jenkins
4 5 (26.32%) Hudson
4 5 (26.32%) SonarQube
General
1 9 (47.37%) Finance
Job Titles
1 6 (31.58%) Developer
2 5 (26.32%) Build Manager
2 5 (26.32%) DevOps Engineer
3 4 (21.05%) Data Migration Developer
3 4 (21.05%) Oracle Developer
4 2 (10.53%) Architect
4 2 (10.53%) Business Developer
4 2 (10.53%) E-Business Developer
4 2 (10.53%) Java Engineer
5 1 (5.26%) Active Directory Architect
5 1 (5.26%) Automation Engineer
5 1 (5.26%) Cloud Architect
5 1 (5.26%) Cloud Infrastructure Architect
5 1 (5.26%) Data Engineer
5 1 (5.26%) Front End Developer (Client-Side Developer)
5 1 (5.26%) Infrastructure Architect
5 1 (5.26%) IT Manager
5 1 (5.26%) IT Services Manager
5 1 (5.26%) Java Developer
5 1 (5.26%) Technical Architect
Libraries, Frameworks & Software Standards
1 4 (21.05%) Oracle Fusion
2 1 (5.26%) AngularJS
2 1 (5.26%) CSS
2 1 (5.26%) HTML
Miscellaneous
1 4 (21.05%) iPad
2 1 (5.26%) Clustering
2 1 (5.26%) Replication
Operating Systems
1 14 (73.68%) Linux
2 2 (10.53%) Windows
3 1 (5.26%) Mac OS X
3 1 (5.26%) Windows Server
3 1 (5.26%) Windows Server 2003
3 1 (5.26%) Windows Server 2008
3 1 (5.26%) Windows Server 2012
Processes & Methodologies
1 7 (36.84%) Agile Software Development
2 6 (31.58%) DevOps
3 5 (26.32%) Migration
4 4 (21.05%) Configuration Management
4 4 (21.05%) Data Cleansing
4 4 (21.05%) Data Migration
4 4 (21.05%) SOA
4 4 (21.05%) System Testing
4 4 (21.05%) Test Scripting
5 2 (10.53%) Waterfall
6 1 (5.26%) Build Automation
6 1 (5.26%) Continuous Delivery
6 1 (5.26%) Continuous Integration
6 1 (5.26%) CQRS
6 1 (5.26%) Disaster Recovery
6 1 (5.26%) Domain-Driven Design
6 1 (5.26%) High Availability
6 1 (5.26%) Load Balancing
6 1 (5.26%) Scrum
6 1 (5.26%) User Stories
Programming Languages
1 11 (57.89%) Groovy
1 11 (57.89%) Java
2 4 (21.05%) PL/SQL
2 4 (21.05%) SQL
3 1 (5.26%) JavaScript
3 1 (5.26%) PowerShell
Qualifications
1 6 (31.58%) SC Cleared
1 6 (31.58%) Security Cleared
2 2 (10.53%) BC Cleared
3 1 (5.26%) BPSS Clearance
3 1 (5.26%) CCIE
3 1 (5.26%) CCNA
3 1 (5.26%) CCNP
3 1 (5.26%) Cisco Certification
3 1 (5.26%) DV Cleared
3 1 (5.26%) MCITP
3 1 (5.26%) MCP
3 1 (5.26%) MCSE
3 1 (5.26%) Microsoft Certification
System Software
1 1 (5.26%) Active Directory
1 1 (5.26%) HDFS
1 1 (5.26%) Terminal Services
1 1 (5.26%) vCloud
1 1 (5.26%) VMware Infrastructure
Systems Management
1 1 (5.26%) Puppet
Vendors
1 10 (52.63%) Oracle
2 4 (21.05%) Guidewire
3 1 (5.26%) Cisco
3 1 (5.26%) Hortonworks
3 1 (5.26%) Intel
3 1 (5.26%) Microsoft
3 1 (5.26%) VMware