Period
to 23 November 2017

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 23 November 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
East of England > Hertfordshire
6 months to
23 Nov 2017
Same period 2016 Same period 2015
Rank 44 26 23
Rank change year-on-year -18 -3 +3
Contract jobs citing Unix 62 85 102
As % of all contract IT jobs advertised in Hertfordshire 3.91% 6.09% 6.35%
As % of the Operating Systems category 18.45% 28.52% 24.82%
Number of daily rates quoted 28 49 38
Hertfordshire median daily rate £428 £308 £419
Median daily rate % change year-on-year +38.80% -26.45% +11.67%
10th Percentile £234 £150 £312
90th Percentile £579 £525 £558
East of England median daily rate £450 £350 £400
% change year-on-year +28.57% -12.50% -5.88%
Number of hourly rates quoted 4 0 0
Hertfordshire median hourly rate £31.50 - -
East of England median hourly rate £31.50 £32.50 £35.00
% change year-on-year -3.08% -7.14% -

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 336 298 411
As % of all contract IT jobs advertised in Hertfordshire 21.17% 21.36% 25.58%
Number of daily rates quoted 158 156 202
Hertfordshire median daily rate £373 £368 £336
Median daily rate % change year-on-year +1.36% +9.29% -3.93%
10th Percentile £120 £169 £120
90th Percentile £550 £522 £488
East of England median daily rate £358 £350 £350
% change year-on-year +2.14% - -
Number of hourly rates quoted 53 19 48
Hertfordshire median hourly rate £14.50 £14.50 £15.00
Median hourly rate % change year-on-year - -3.33% +3.45%
10th Percentile £11.05 £10.00 £8.75
90th Percentile £47.00 £20.00 £38.75
East of England median hourly rate £19.64 £16.50 £17.00
% change year-on-year +19.02% -2.94% +3.03%

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 23 November 2017.

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 23 November 2017. 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 -12 21 £525 - 3
Rickmansworth -1 6 £525 +23.53%
Hemel Hempstead +6 5 £230 -38.67% 3
Hatfield -2 5 - - 7
Welwyn Garden City +3 3 £253 +68.33% 2
Stevenage -24 2 £260 +0.97%
Unix
East of England

For the 6 months to 23 November 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 Hertfordshire region with a requirement for Unix.

1 42 (67.74%) Linux
2 26 (41.94%) Windows
3 23 (37.10%) SQL
4 22 (35.48%) Agile Software Development
5 20 (32.26%) Oracle
6 19 (30.65%) Java
6 19 (30.65%) Solaris
7 15 (24.19%) Python
8 14 (22.58%) MySQL
9 13 (20.97%) Shell Script
9 13 (20.97%) Scrum
9 13 (20.97%) DevOps
10 12 (19.35%) Ansible
10 12 (19.35%) Docker
10 12 (19.35%) Oracle Database
10 12 (19.35%) JIRA
10 12 (19.35%) Amazon AWS
10 12 (19.35%) IBM
10 12 (19.35%) DB2
10 12 (19.35%) E-Commerce
11 11 (17.74%) Perl
11 11 (17.74%) PostgreSQL
12 10 (16.13%) Firewall
12 10 (16.13%) Git (software)
12 10 (16.13%) Atlassian
13 9 (14.52%) Security Cleared
13 9 (14.52%) Retail
13 9 (14.52%) Telecoms
13 9 (14.52%) Configuration Management
13 9 (14.52%) HPUX

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 (12.90%) Confluence
2 6 (9.68%) Apache
2 6 (9.68%) Cloud Foundry
2 6 (9.68%) Tomcat
3 5 (8.06%) MQSeries
3 5 (8.06%) OpenStack
3 5 (8.06%) WebSphere
4 4 (6.45%) Exchange Server 2000
4 4 (6.45%) Exchange Server 2003
4 4 (6.45%) Exchange Server 5.5
4 4 (6.45%) MS Exchange
4 4 (6.45%) WebLogic
5 1 (1.61%) Adobe Experience Manager
5 1 (1.61%) CMS
5 1 (1.61%) ThingWorx
5 1 (1.61%) WebSphere Application Server
Applications
1 6 (9.68%) HipChat
2 5 (8.06%) Microsoft Office
3 1 (1.61%) Microsoft Excel
3 1 (1.61%) Windchill
Business Applications
1 4 (6.45%) Magento
1 4 (6.45%) Oracle Retail
2 2 (3.23%) Payment Gateway
Cloud Services
1 12 (19.35%) Amazon AWS
2 7 (11.29%) Google Cloud Platform
2 7 (11.29%) Microsoft Azure
3 6 (9.68%) AWS CloudFormation
Communications & Networking
1 10 (16.13%) Firewall
2 8 (12.90%) Internet
3 7 (11.29%) LAN
4 5 (8.06%) TCP/IP
4 5 (8.06%) VLAN
5 4 (6.45%) Diameter Protocol
5 4 (6.45%) MVNO
5 4 (6.45%) SS7
5 4 (6.45%) SSL
5 4 (6.45%) Value-Added Service
5 4 (6.45%) VoLTE
5 4 (6.45%) VoWiFi
5 4 (6.45%) WAN
5 4 (6.45%) X.500
6 3 (4.84%) HTTP
7 1 (1.61%) DHCP
7 1 (1.61%) DNS
7 1 (1.61%) LDAP
7 1 (1.61%) SNMP
7 1 (1.61%) Wireless
Database & Business Intelligence
1 14 (22.58%) MySQL
2 12 (19.35%) DB2
2 12 (19.35%) Oracle Database
3 11 (17.74%) PostgreSQL
4 9 (14.52%) Relational Database
5 8 (12.90%) RDBMS
6 5 (8.06%) Oracle Database 11g
7 4 (6.45%) Oracle Database 12c
8 3 (4.84%) Oracle Exadata
9 2 (3.23%) DbVisualizer
10 1 (1.61%) Jackrabbit
10 1 (1.61%) NoSQL
10 1 (1.61%) Oracle ODI
10 1 (1.61%) SQL Server
10 1 (1.61%) SQL Server Integration Services
Development Applications
1 12 (19.35%) JIRA
2 10 (16.13%) Git (software)
3 8 (12.90%) Maven
4 7 (11.29%) Bitbucket
4 7 (11.29%) Jenkins
4 7 (11.29%) Subversion
5 6 (9.68%) JUnit
5 6 (9.68%) Mockito
6 5 (8.06%) Cucumber
6 5 (8.06%) Eclipse
6 5 (8.06%) Log4j
6 5 (8.06%) Selenium
7 4 (6.45%) Sonatype Nexus
7 4 (6.45%) Talend Open Studio
7 4 (6.45%) WebDriver
8 3 (4.84%) Gradle
9 2 (3.23%) Ant
9 2 (3.23%) Apache Ivy
9 2 (3.23%) Checkstyle
10 1 (1.61%) WebSphere Studio Application Developer
General
1 9 (14.52%) Retail
1 9 (14.52%) Telecoms
2 6 (9.68%) Finance
3 5 (8.06%) Games
4 4 (6.45%) Billing
5 2 (3.23%) Financial Institution
Job Titles
1 6 (9.68%) Administrator
1 6 (9.68%) Security Engineer
1 6 (9.68%) Systems Administrator
2 5 (8.06%) Developer
2 5 (8.06%) Network Engineer
3 4 (6.45%) Automation Tester
3 4 (6.45%) Design Engineer
3 4 (6.45%) DevOps Engineer
3 4 (6.45%) Network Design Engineer
3 4 (6.45%) Technical Leader
3 4 (6.45%) Tester
4 3 (4.84%) 3rd Line Support
4 3 (4.84%) DBA
4 3 (4.84%) Linux Administrator
4 3 (4.84%) Linux Systems Administrator
4 3 (4.84%) Oracle DBA
4 3 (4.84%) Support Engineer
4 3 (4.84%) Test Engineer
5 2 (3.23%) Applications Support
5 2 (3.23%) Unix Engineer
Libraries, Frameworks & Software Standards
1 9 (14.52%) XML
2 8 (12.90%) Web Services
3 6 (9.68%) boto
3 6 (9.68%) JMS
3 6 (9.68%) JSON
3 6 (9.68%) Spring
4 5 (8.06%) EJB
4 5 (8.06%) HTML
4 5 (8.06%) J2EE
4 5 (8.06%) JDBC
4 5 (8.06%) JSP
4 5 (8.06%) REST
4 5 (8.06%) SOAP
4 5 (8.06%) Spring Boot
4 5 (8.06%) XSD
4 5 (8.06%) XSLT
5 4 (6.45%) ActiveMQ
5 4 (6.45%) Apache Camel
5 4 (6.45%) Gherkin
5 4 (6.45%) Spring Security
Miscellaneous
1 5 (8.06%) Analytical Skills
1 5 (8.06%) Distributed Denial-of-Service
2 4 (6.45%) Computer Science
2 4 (6.45%) Management Information System
3 2 (3.23%) AS400
3 2 (3.23%) Client/Server
3 2 (3.23%) Clustering
4 1 (1.61%) Data Centre
4 1 (1.61%) Linux Command Line
4 1 (1.61%) Mobile App
4 1 (1.61%) Public Cloud
4 1 (1.61%) Security Operations Centre
4 1 (1.61%) Virtual Team
Operating Systems
1 42 (67.74%) Linux
2 26 (41.94%) Windows
3 19 (30.65%) Solaris
4 9 (14.52%) HPUX
5 8 (12.90%) Windows Server
6 4 (6.45%) Windows 2000 Server
7 2 (3.23%) CentOS
7 2 (3.23%) Ubuntu
8 1 (1.61%) CoreOS
8 1 (1.61%) Debian
8 1 (1.61%) Red Hat Enterprise Linux
8 1 (1.61%) Windows Server 2008
8 1 (1.61%) Windows Server 2012
Processes & Methodologies
1 22 (35.48%) Agile Software Development
2 13 (20.97%) DevOps
2 13 (20.97%) Scrum
3 12 (19.35%) E-Commerce
4 9 (14.52%) Configuration Management
5 8 (12.90%) High Availability
6 7 (11.29%) Kanban
6 7 (11.29%) TDD
7 6 (9.68%) Continuous Integration
7 6 (9.68%) Cybersecurity
8 5 (8.06%) BDD
8 5 (8.06%) Data Loss Prevention
8 5 (8.06%) DNA
8 5 (8.06%) ETL
8 5 (8.06%) Penetration Testing
8 5 (8.06%) RAD
8 5 (8.06%) Risk Management
8 5 (8.06%) SIEM
8 5 (8.06%) Test Automation
9 4 (6.45%) Validation
Programming Languages
1 23 (37.10%) SQL
2 19 (30.65%) Java
3 15 (24.19%) Python
4 13 (20.97%) Shell Script
5 11 (17.74%) Perl
6 6 (9.68%) C
6 6 (9.68%) PL/SQL
7 5 (8.06%) Bash Shell
7 5 (8.06%) JavaScript
8 3 (4.84%) PHP
9 2 (3.23%) C++
9 2 (3.23%) PowerShell
10 1 (1.61%) AWK
10 1 (1.61%) C#
10 1 (1.61%) Groovy
10 1 (1.61%) Ruby
10 1 (1.61%) Scala
10 1 (1.61%) T-SQL
10 1 (1.61%) VBA
10 1 (1.61%) VBScript
Qualifications
1 9 (14.52%) Security Cleared
2 8 (12.90%) Degree
3 5 (8.06%) CISM
3 5 (8.06%) CISSP
3 5 (8.06%) CompTIA Security+
3 5 (8.06%) Security+ Certification
4 4 (6.45%) DV Cleared
4 4 (6.45%) HNC
5 2 (3.23%) ITIL Certification
5 2 (3.23%) RHCE
5 2 (3.23%) SC Cleared
6 1 (1.61%) BPSS Clearance
6 1 (1.61%) Computer Science Degree
6 1 (1.61%) RHCA
Quality Assurance & Compliance
1 6 (9.68%) GCP
2 5 (8.06%) ISO/IEC 27001
3 2 (3.23%) Sarbanes-Oxley
4 1 (1.61%) AS 2805
4 1 (1.61%) ISO 8583
4 1 (1.61%) PCI DSS
4 1 (1.61%) QA
System Software
1 12 (19.35%) Docker
2 5 (8.06%) VMware Infrastructure
3 4 (6.45%) Samba
4 3 (4.84%) Virtual Desktop
5 2 (3.23%) Active Directory
6 1 (1.61%) LXC
6 1 (1.61%) Virtual Servers
Systems Management
1 12 (19.35%) Ansible
2 8 (12.90%) Kubernetes
3 7 (11.29%) Mesos
3 7 (11.29%) Puppet
4 6 (9.68%) Docker Swarm
4 6 (9.68%) Opscode Chef
4 6 (9.68%) Rancher
5 5 (8.06%) Symantec Endpoint Protection
6 2 (3.23%) Terraform
7 1 (1.61%) Red Hat Satellite
7 1 (1.61%) yum
7 1 (1.61%) ZABBIX
Vendors
1 20 (32.26%) Oracle
2 12 (19.35%) IBM
3 10 (16.13%) Atlassian
4 6 (9.68%) Sun
4 6 (9.68%) VMware
5 5 (8.06%) HP
5 5 (8.06%) hybris
5 5 (8.06%) Symantec
6 4 (6.45%) Cisco
6 4 (6.45%) EMC
6 4 (6.45%) Nokia
6 4 (6.45%) Talend
6 4 (6.45%) Tekelec
7 3 (4.84%) FireEye
7 3 (4.84%) Intel
7 3 (4.84%) McAfee
7 3 (4.84%) Microsoft
8 2 (3.23%) Google
8 2 (3.23%) Red Hat
8 2 (3.23%) Sonatype