Period
to 16 November 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 16 November 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
16 Nov 2019
Same period 2018 Same period 2017
Rank 51 81 39
Rank change year-on-year +30 -42 -15
Contract jobs citing Unix 42 21 65
As % of all contract IT jobs advertised in Hertfordshire 3.12% 1.28% 4.16%
As % of the Operating Systems category 12.88% 5.56% 19.23%
Number of daily rates quoted 18 16 31
Hertfordshire median daily rate £378 £356 £430
Median daily rate % change year-on-year +5.96% -17.15% +39.61%
10th Percentile £100 £250 £240
90th Percentile £504 £544 £575
East of England median daily rate £420 £450 £450
% change year-on-year -6.67% - +28.57%
Number of hourly rates quoted 2 0 4
Hertfordshire median hourly rate £57.25 - £31.50
10th Percentile £53.18 - £30.75
90th Percentile £59.53 - £38.55
East of England median hourly rate £21.00 £35.00 £31.50
% change year-on-year -40.00% +11.11% -6.67%

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 326 378 338
As % of all contract IT jobs advertised in Hertfordshire 24.20% 23.02% 21.61%
Number of daily rates quoted 163 205 159
Hertfordshire median daily rate £380 £325 £375
Median daily rate % change year-on-year +16.92% -13.33% +2.74%
10th Percentile £134 £127 £120
90th Percentile £538 £475 £575
East of England median daily rate £375 £400 £363
% change year-on-year -6.25% +10.34% +3.57%
Number of hourly rates quoted 43 52 54
Hertfordshire median hourly rate £15.00 £16.00 £14.50
Median hourly rate % change year-on-year -6.25% +10.34% -
10th Percentile £11.39 £12.25 £11.08
90th Percentile £48.50 £43.75 £44.58
East of England median hourly rate £16.00 £16.50 £18.00
% change year-on-year -3.03% -8.33% +9.09%

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 16 November 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 16 November 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 +4 10 £300 -36.84% 1
Hemel Hempstead - 10 £170 - 1
Rickmansworth - 6 £430 -
Welwyn Garden City +25 3 £425 +21.43%
Hatfield -2 3 £495 -
Stevenage 0 2 £350 +45.83%
Welwyn - 1 - - 1
Unix
East of England

For the 6 months to 16 November 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 27 (64.29%) Linux
2 23 (54.76%) Windows
3 16 (38.10%) TCP/IP
4 13 (30.95%) Solaris
4 13 (30.95%) Oracle
4 13 (30.95%) Windows Server
5 12 (28.57%) Red Hat Enterprise Linux
5 12 (28.57%) VMware
6 11 (26.19%) Active Directory
6 11 (26.19%) NetApp
7 10 (23.81%) HP
7 10 (23.81%) SAN
7 10 (23.81%) AIX
7 10 (23.81%) VMware Infrastructure
8 9 (21.43%) SQL
8 9 (21.43%) IBM
8 9 (21.43%) Shell Script
9 8 (19.05%) Cisco
9 8 (19.05%) ITIL
9 8 (19.05%) CentOS
9 8 (19.05%) Ubuntu
9 8 (19.05%) Infrastructure Engineering
10 7 (16.67%) Security Cleared
10 7 (16.67%) SC Cleared
10 7 (16.67%) Capacity Management
10 7 (16.67%) WebLogic
10 7 (16.67%) LAN
10 7 (16.67%) WAN
10 7 (16.67%) Middleware
10 7 (16.67%) Tivoli

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 7 (16.67%) WebLogic
2 5 (11.90%) WebSphere
3 3 (7.14%) JBoss
3 3 (7.14%) Oracle Application Server
3 3 (7.14%) WebSphere Application Server
4 2 (4.76%) Confluence
4 2 (4.76%) MQSeries
4 2 (4.76%) OpenStack
4 2 (4.76%) Tomcat
5 1 (2.38%) Oracle Service Bus
5 1 (2.38%) Oracle SOA Suite
5 1 (2.38%) SharePoint
Applications
1 1 (2.38%) Microsoft Excel
1 1 (2.38%) Microsoft PowerPoint
Cloud Services
1 5 (11.90%) AWS
2 4 (9.52%) GCP
3 2 (4.76%) Azure
4 1 (2.38%) IaaS
4 1 (2.38%) PaaS
Communications & Networking
1 16 (38.10%) TCP/IP
2 10 (23.81%) SAN
3 7 (16.67%) LAN
3 7 (16.67%) WAN
4 4 (9.52%) Wireless
5 3 (7.14%) 802.11
5 3 (7.14%) DNS
5 3 (7.14%) Ethernet
5 3 (7.14%) Frame Relay
5 3 (7.14%) HSRP
5 3 (7.14%) Internet
5 3 (7.14%) IPsec
5 3 (7.14%) MPLS
5 3 (7.14%) Multicast
5 3 (7.14%) RIP
5 3 (7.14%) SNMP
5 3 (7.14%) Spanning Tree
5 3 (7.14%) SSH
5 3 (7.14%) VLAN
5 3 (7.14%) Wireshark
Database & Business Intelligence
1 5 (11.90%) DB2
2 4 (9.52%) Oracle Database
2 4 (9.52%) Oracle Database 12c
3 3 (7.14%) MySQL
3 3 (7.14%) Oracle Database 11g
3 3 (7.14%) Oracle Exadata
3 3 (7.14%) Oracle ODI
4 2 (4.76%) DbVisualizer
4 2 (4.76%) SQL Server
5 1 (2.38%) Big Data
5 1 (2.38%) Data Warehouse
5 1 (2.38%) PostgreSQL
Development Applications
1 2 (4.76%) JIRA
1 2 (4.76%) Selenium
1 2 (4.76%) SoapUI
2 1 (2.38%) AutoIt
General
1 6 (14.29%) Back Office
2 5 (11.90%) Games
3 4 (9.52%) Banking
4 3 (7.14%) Finance
5 2 (4.76%) Investment Banking
5 2 (4.76%) Retail
5 2 (4.76%) Telecoms
Job Titles
1 8 (19.05%) Administrator
2 7 (16.67%) Infrastructure Engineer
3 5 (11.90%) Architect
4 4 (9.52%) Consultant
4 4 (9.52%) Unix Administrator
5 3 (7.14%) CyberArk Architect
5 3 (7.14%) DB2 Administrator
5 3 (7.14%) DB2 DBA
5 3 (7.14%) DBA
5 3 (7.14%) Microsoft Engineer
5 3 (7.14%) Microsoft Infrastructure Engineer
5 3 (7.14%) Middleware Consultant
5 3 (7.14%) Tester
6 2 (4.76%) E-Commerce Tester
6 2 (4.76%) Manual Tester
6 2 (4.76%) Middleware Engineer
6 2 (4.76%) Network Engineer
6 2 (4.76%) Teradata Support
6 2 (4.76%) Test Engineer
6 2 (4.76%) Unix Engineer
Libraries, Frameworks & Software Standards
1 7 (16.67%) Middleware
2 5 (11.90%) J2EE
3 3 (7.14%) 802.1X
4 2 (4.76%) Flash
4 2 (4.76%) HTML
4 2 (4.76%) LDAP
4 2 (4.76%) RESTful
4 2 (4.76%) XML
4 2 (4.76%) X-Windows
5 1 (2.38%) Oracle Fusion
5 1 (2.38%) REST
5 1 (2.38%) SOAP
5 1 (2.38%) Velocity
5 1 (2.38%) Web Services
Miscellaneous
1 6 (14.29%) Clustering
2 5 (11.90%) Analytical Skills
3 4 (9.52%) Data Centre
4 3 (7.14%) Client/Server
4 3 (7.14%) Oracle Exalogic
5 2 (4.76%) EMC Centera
5 2 (4.76%) EMC VMAX
5 2 (4.76%) EMC VNX
5 2 (4.76%) EMC VNXe
5 2 (4.76%) Linux Command Line
5 2 (4.76%) Management Information System
5 2 (4.76%) Replication
6 1 (2.38%) Private Cloud
6 1 (2.38%) Public Cloud
Operating Systems
1 27 (64.29%) Linux
2 23 (54.76%) Windows
3 13 (30.95%) Solaris
3 13 (30.95%) Windows Server
4 12 (28.57%) Red Hat Enterprise Linux
5 10 (23.81%) AIX
6 8 (19.05%) CentOS
6 8 (19.05%) Ubuntu
7 6 (14.29%) Windows Server 2012
8 3 (7.14%) SUSE
9 2 (4.76%) Debian
9 2 (4.76%) Windows 2000
9 2 (4.76%) Windows Server 2003
9 2 (4.76%) Windows Server 2008
10 1 (2.38%) CoreOS
10 1 (2.38%) Data ONTAP
10 1 (2.38%) OpenBSD
Processes & Methodologies
1 8 (19.05%) Infrastructure Engineering
1 8 (19.05%) ITIL
2 7 (16.67%) Capacity Management
3 6 (14.29%) Network Load Balancing
3 6 (14.29%) Problem-Solving
4 5 (11.90%) Configuration Management
4 5 (11.90%) DevOps
4 5 (11.90%) E-Commerce
4 5 (11.90%) Performance Tuning
4 5 (11.90%) Workflow
5 4 (9.52%) Agile Software Development
5 4 (9.52%) Decision-Making
5 4 (9.52%) ITSM
5 4 (9.52%) Problem Management
5 4 (9.52%) Project Management
5 4 (9.52%) Task Automation
6 3 (7.14%) Change Management
6 3 (7.14%) Data Management
6 3 (7.14%) Migration
6 3 (7.14%) Service Management
Programming Languages
1 9 (21.43%) Shell Script
1 9 (21.43%) SQL
2 5 (11.90%) Perl
3 3 (7.14%) Python
4 2 (4.76%) Java
4 2 (4.76%) JavaScript
4 2 (4.76%) Korn
4 2 (4.76%) PowerShell
4 2 (4.76%) WebLogic Scripting Tool
Qualifications
1 7 (16.67%) SC Cleared
1 7 (16.67%) Security Cleared
2 3 (7.14%) CCDP
2 3 (7.14%) CCIE
2 3 (7.14%) CCNP
2 3 (7.14%) Cisco Certification
3 2 (4.76%) Degree
4 1 (2.38%) Computer Science Degree
4 1 (2.38%) DV Cleared
Quality Assurance & Compliance
1 2 (4.76%) QA
System Software
1 11 (26.19%) Active Directory
2 10 (23.81%) VMware Infrastructure
3 6 (14.29%) Hyper-V
3 6 (14.29%) vSphere
4 5 (11.90%) ISA Server
4 5 (11.90%) SRDF
5 4 (9.52%) Tivoli Workload Scheduler
6 3 (7.14%) NFS
6 3 (7.14%) Veritas Cluster Server
6 3 (7.14%) VMware ESXi
7 2 (4.76%) Veritas Volume Manager
8 1 (2.38%) Ceph
8 1 (2.38%) Docker
8 1 (2.38%) Firmware
8 1 (2.38%) FreeRADIUS
Systems Management
1 7 (16.67%) Tivoli
2 6 (14.29%) Norton AntiVirus
2 6 (14.29%) vCenter Server
3 3 (7.14%) Ansible
3 3 (7.14%) Kubernetes
4 2 (4.76%) EMC TimeFinder
4 2 (4.76%) NetApp OnCommand
4 2 (4.76%) Puppet
4 2 (4.76%) Tivoli Storage Manager
5 1 (2.38%) Grafana
5 1 (2.38%) IBM BigFix
5 1 (2.38%) Prometheus
5 1 (2.38%) Tivoli Identity Manager
Vendors
1 13 (30.95%) Oracle
2 12 (28.57%) VMware
3 11 (26.19%) NetApp
4 10 (23.81%) HP
5 9 (21.43%) IBM
6 8 (19.05%) Cisco
7 6 (14.29%) Symantec
8 5 (11.90%) CyberArk
8 5 (11.90%) EMC
8 5 (11.90%) Microsoft
8 5 (11.90%) Red Hat
8 5 (11.90%) Sun
8 5 (11.90%) Veritas
9 3 (7.14%) Aerohive Networks
9 3 (7.14%) MikroTik
9 3 (7.14%) SolarWinds
10 2 (4.76%) Aruba
10 2 (4.76%) Atlassian
10 2 (4.76%) Brocade
10 2 (4.76%) ServiceNow