Period
to 18 August 2019

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire 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 18 August 2019 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
East of England > Hertfordshire
6 months to
18 Aug 2019
Same period 2018 Same period 2017
Rank 53 80 38
Rank change year-on-year +27 -42 -2
Contract jobs citing Unix 54 21 62
As % of all contract IT jobs advertised in Hertfordshire 3.75% 1.31% 4.75%
As % of the Operating Systems category 17.65% 6.10% 20.95%
Number of daily rates quoted 21 16 36
Hertfordshire median daily rate £425 £369 £440
Median daily rate % change year-on-year +15.25% -16.19% +17.33%
10th Percentile £300 £223 £253
90th Percentile £550 £519 £575
East of England median daily rate £448 £450 £447
% change year-on-year -0.56% +0.67% +19.20%
Number of hourly rates quoted 3 0 5
Hertfordshire median hourly rate £57.50 - £31.50
10th Percentile £53.75 - £30.75
90th Percentile £63.25 - £32.25
East of England median hourly rate £57.50 £32.50 £28.72
% change year-on-year +76.92% +13.16% -8.10%

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 Hertfordshire with a requirement for operating system skills.

All Operating Systems
Hertfordshire
Contract vacancies with a requirement for operating system skills 306 344 296
As % of all contract IT jobs advertised in Hertfordshire 21.25% 21.45% 22.68%
Number of daily rates quoted 145 181 149
Hertfordshire median daily rate £390 £350 £350
Median daily rate % change year-on-year +11.43% - -
10th Percentile £125 £125 £120
90th Percentile £563 £500 £575
East of England median daily rate £375 £400 £375
% change year-on-year -6.25% +6.67% +7.14%
Number of hourly rates quoted 43 49 42
Hertfordshire median hourly rate £15.86 £15.86 £15.00
Median hourly rate % change year-on-year - +5.73% -1.64%
10th Percentile £11.17 £10.34 £11.35
90th Percentile £51.15 £36.75 £32.25
East of England median hourly rate £16.00 £16.17 £17.50
% change year-on-year -1.02% -7.63% +6.06%

Unix
Job Vacancy Trend in Hertfordshire

Job postings citing Unix as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Unix in Hertfordshire

Unix
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Unix in Hertfordshire

Unix
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Unix in Hertfordshire over the 6 months to 18 August 2019.

Contractor daily rate histogram for Unix in Hertfordshire

Unix
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Unix in Hertfordshire

Unix
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Unix within the Hertfordshire region over the 6 months to 18 August 2019. 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
Watford -11 13 £300 -40.00%
Hemel Hempstead +13 8 £324 +90.44% 1
Rickmansworth - 6 £430 - 2
Welwyn Garden City - 5 £463 - 1
Stevenage -7 4 - - 2
Hatfield +4 3 £495 +23.75% 1
Welwyn - 1 - - 1
Unix
East of England

For the 6 months to 18 August 2019, 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 Hertfordshire region with a requirement for Unix.

1 24 (44.44%) Linux
2 23 (42.59%) SQL
2 23 (42.59%) Oracle
3 19 (35.19%) Shell Script
4 17 (31.48%) Windows
5 15 (27.78%) TCP/IP
6 13 (24.07%) Solaris
6 13 (24.07%) Problem-Solving
7 12 (22.22%) IBM
7 12 (22.22%) Active Directory
7 12 (22.22%) NetApp
7 12 (22.22%) Red Hat Enterprise Linux
8 11 (20.37%) Retail
8 11 (20.37%) HP
8 11 (20.37%) LAN
8 11 (20.37%) WAN
8 11 (20.37%) VMware
8 11 (20.37%) Analytical Skills
8 11 (20.37%) Windows Server
9 10 (18.52%) SAN
9 10 (18.52%) Data Warehouse
9 10 (18.52%) Java
9 10 (18.52%) VMware Infrastructure
9 10 (18.52%) Selenium
9 10 (18.52%) Test Automation
10 9 (16.67%) JIRA
10 9 (16.67%) Agile Software Development
10 9 (16.67%) ETL
10 9 (16.67%) Linux Command Line
11 8 (14.81%) Infrastructure Engineering

Unix
Co-occurring IT Skills in Hertfordshire 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 8 (14.81%) WebSphere
2 4 (7.41%) Confluence
2 4 (7.41%) MQSeries
2 4 (7.41%) WebLogic
3 3 (5.56%) Oracle SOA Suite
3 3 (5.56%) Tomcat
4 2 (3.70%) OpenStack
4 2 (3.70%) SAS
5 1 (1.85%) Jetty
5 1 (1.85%) Oracle Service Bus
5 1 (1.85%) SharePoint
Applications
1 2 (3.70%) Microsoft Excel
2 1 (1.85%) Microsoft PowerPoint
Business Applications
1 4 (7.41%) Magento
2 2 (3.70%) Oracle EBS
2 2 (3.70%) Oracle EBS R12
Cloud Services
1 3 (5.56%) Amazon AWS
1 3 (5.56%) IaaS
1 3 (5.56%) Microsoft Azure
1 3 (5.56%) PaaS
2 1 (1.85%) Akamai
2 1 (1.85%) Google Cloud Platform
Communications & Networking
1 15 (27.78%) TCP/IP
2 11 (20.37%) LAN
2 11 (20.37%) WAN
3 10 (18.52%) SAN
4 5 (9.26%) BGP
4 5 (9.26%) DNS
4 5 (9.26%) EIGRP
4 5 (9.26%) Multicast
4 5 (9.26%) OSPF
5 3 (5.56%) DHCP
5 3 (5.56%) Ethernet
5 3 (5.56%) Firewall
5 3 (5.56%) GLBP
5 3 (5.56%) IGRP
5 3 (5.56%) Internet
5 3 (5.56%) IPsec
5 3 (5.56%) SSL
5 3 (5.56%) Wireless
6 2 (3.70%) HTTP
6 2 (3.70%) RIP
Database & Business Intelligence
1 10 (18.52%) Data Warehouse
2 8 (14.81%) DB2
2 8 (14.81%) DbVisualizer
3 5 (9.26%) Oracle Database
3 5 (9.26%) Oracle Exadata
4 2 (3.70%) Relational Database
4 2 (3.70%) SQL Server
5 1 (1.85%) Big Data
5 1 (1.85%) Oracle Database 12c
5 1 (1.85%) Oracle ODI
5 1 (1.85%) PostgreSQL
5 1 (1.85%) QlikView
Development Applications
1 10 (18.52%) Selenium
2 9 (16.67%) JIRA
3 8 (14.81%) Git (software)
4 6 (11.11%) Cucumber
5 5 (9.26%) Jenkins
5 5 (9.26%) WebDriver
6 4 (7.41%) SoapUI
7 2 (3.70%) Maven
8 1 (1.85%) AutoIt
8 1 (1.85%) Bitbucket
8 1 (1.85%) Gradle
8 1 (1.85%) JBehave
8 1 (1.85%) SpecFlow
General
1 11 (20.37%) Retail
2 7 (12.96%) Back Office
2 7 (12.96%) Games
3 4 (7.41%) Banking
4 3 (5.56%) Finance
5 2 (3.70%) Investment Banking
6 1 (1.85%) Telecoms
Job Titles
1 10 (18.52%) Developer
2 8 (14.81%) Infrastructure Engineer
2 8 (14.81%) Oracle Developer
2 8 (14.81%) Tester
3 5 (9.26%) Administrator
3 5 (9.26%) Architect
3 5 (9.26%) Consultant
4 4 (7.41%) Automation Tester
4 4 (7.41%) E-Commerce Tester
4 4 (7.41%) Java Automation Tester
4 4 (7.41%) Manual Tester
4 4 (7.41%) Microsoft Engineer
4 4 (7.41%) Microsoft Infrastructure Engineer
4 4 (7.41%) Unix Administrator
5 3 (5.56%) Database Developer
5 3 (5.56%) Network Consultant
5 3 (5.56%) Oracle Database Developer
6 2 (3.70%) DBA
6 2 (3.70%) Network Engineer
6 2 (3.70%) Programmer
Libraries, Frameworks & Software Standards
1 8 (14.81%) RESTful
1 8 (14.81%) Web Services
2 6 (11.11%) HTML
2 6 (11.11%) Middleware
2 6 (11.11%) XML
3 5 (9.26%) 802.1X
3 5 (9.26%) Gherkin
4 4 (7.41%) Flash
4 4 (7.41%) J2EE
5 3 (5.56%) Oracle Fusion
6 2 (3.70%) REST
6 2 (3.70%) X-Windows
7 1 (1.85%) Java EE
7 1 (1.85%) LDAP
7 1 (1.85%) SOAP
7 1 (1.85%) Velocity
Miscellaneous
1 11 (20.37%) Analytical Skills
2 9 (16.67%) Linux Command Line
3 7 (12.96%) Clustering
4 3 (5.56%) Client/Server
4 3 (5.56%) Data Centre
4 3 (5.56%) Oracle Exalogic
5 2 (3.70%) EMC Centera
5 2 (3.70%) EMC VMAX
5 2 (3.70%) EMC VNX
5 2 (3.70%) EMC VNXe
5 2 (3.70%) Management Information System
5 2 (3.70%) Replication
6 1 (1.85%) Public Cloud
Operating Systems
1 24 (44.44%) Linux
2 17 (31.48%) Windows
3 13 (24.07%) Solaris
4 12 (22.22%) Red Hat Enterprise Linux
5 11 (20.37%) Windows Server
6 7 (12.96%) CentOS
6 7 (12.96%) Ubuntu
6 7 (12.96%) Windows Server 2012
7 6 (11.11%) AIX
8 3 (5.56%) SUSE
9 2 (3.70%) Windows 2000
9 2 (3.70%) Windows Server 2003
9 2 (3.70%) Windows Server 2008
10 1 (1.85%) Data ONTAP
Processes & Methodologies
1 13 (24.07%) Problem-Solving
2 10 (18.52%) Test Automation
3 9 (16.67%) Agile Software Development
3 9 (16.67%) ETL
4 8 (14.81%) Capacity Management
4 8 (14.81%) Data Modelling
4 8 (14.81%) E-Commerce
4 8 (14.81%) Infrastructure Engineering
4 8 (14.81%) ITIL
4 8 (14.81%) System Testing
5 7 (12.96%) Network Load Balancing
6 6 (11.11%) Continuous Integration
7 5 (9.26%) Configuration Management
7 5 (9.26%) Decision-Making
7 5 (9.26%) DevOps
7 5 (9.26%) Migration
7 5 (9.26%) Performance Tuning
7 5 (9.26%) Problem Management
7 5 (9.26%) Scrum
8 4 (7.41%) Proactive Management
Programming Languages
1 23 (42.59%) SQL
2 19 (35.19%) Shell Script
3 10 (18.52%) Java
4 7 (12.96%) PL/SQL
5 6 (11.11%) Python
6 5 (9.26%) Perl
6 5 (9.26%) PowerShell
7 4 (7.41%) JavaScript
8 2 (3.70%) Korn
8 2 (3.70%) WebLogic Scripting Tool
9 1 (1.85%) Java 8
9 1 (1.85%) VBScript
Qualifications
1 8 (14.81%) SC Cleared
1 8 (14.81%) Security Cleared
2 4 (7.41%) Degree
3 2 (3.70%) CCDP
3 2 (3.70%) CCIE
3 2 (3.70%) CCNP
3 2 (3.70%) Cisco Certification
3 2 (3.70%) Master's Degree
4 1 (1.85%) Computer Science Degree
System Software
1 12 (22.22%) Active Directory
2 10 (18.52%) VMware Infrastructure
3 7 (12.96%) Hyper-V
3 7 (12.96%) vSphere
4 6 (11.11%) ISA Server
5 5 (9.26%) SRDF
6 3 (5.56%) Veritas Cluster Server
6 3 (5.56%) VMware ESXi
7 2 (3.70%) NFS
7 2 (3.70%) Veritas Volume Manager
8 1 (1.85%) Ceph
8 1 (1.85%) Firmware
8 1 (1.85%) Tivoli Workload Scheduler
Systems Management
1 7 (12.96%) Norton AntiVirus
1 7 (12.96%) vCenter Server
2 4 (7.41%) Puppet
2 4 (7.41%) Tivoli
3 3 (5.56%) Ansible
3 3 (5.56%) Opscode Chef
4 2 (3.70%) Data Guard
4 2 (3.70%) EMC TimeFinder
4 2 (3.70%) Kubernetes
4 2 (3.70%) NetApp OnCommand
4 2 (3.70%) Oracle Enterprise Manager
4 2 (3.70%) Tivoli Storage Manager
5 1 (1.85%) Grafana
5 1 (1.85%) IBM BigFix
5 1 (1.85%) NetBackup
5 1 (1.85%) Prometheus
5 1 (1.85%) Tivoli Identity Manager
Vendors
1 23 (42.59%) Oracle
2 12 (22.22%) IBM
2 12 (22.22%) NetApp
3 11 (20.37%) HP
3 11 (20.37%) VMware
4 8 (14.81%) Cisco
5 7 (12.96%) Symantec
5 7 (12.96%) Teradata
6 6 (11.11%) Microsoft
7 5 (9.26%) EMC
7 5 (9.26%) Veritas
8 4 (7.41%) Atlassian
8 4 (7.41%) Citrix
8 4 (7.41%) CyberArk
8 4 (7.41%) hybris
9 3 (5.56%) Arista
9 3 (5.56%) F5
9 3 (5.56%) Red Hat
10 2 (3.70%) 3PAR
10 2 (3.70%) Sun