Period
to 19 February 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for High Availability skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited High Availability over the 6 months to 19 February 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.

High Availability
East of England > Hertfordshire
6 months to
19 Feb 2018
Same period 2017 Same period 2016
Rank 86 69 81
Rank change year-on-year -17 +12 +4
Contract jobs citing High Availability 18 28 9
As % of all contract IT jobs advertised in Hertfordshire 1.17% 2.12% 0.66%
As % of the Processes & Methodologies category 1.43% 2.71% 0.87%
Number of daily rates quoted 11 21 5
Hertfordshire median daily rate £400 £405 £600
Median daily rate % change year-on-year -1.23% -32.50% +20.00%
10th Percentile £213 £306 £513
90th Percentile £488 £538 £665
East of England median daily rate £413 £405 £525
% change year-on-year +1.85% -22.86% +16.67%
Number of hourly rates quoted 0 0 0
Hertfordshire median hourly rate - - -
East of England median hourly rate - - £23.00

High Availability is in the Processes and Methodologies 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 process or methodology skills.

All Process and Methodology Skills
Hertfordshire
Contract vacancies with a requirement for process or methodology skills 1,259 1,034 1,032
As % of all contract IT jobs advertised in Hertfordshire 81.81% 78.21% 76.16%
Number of daily rates quoted 626 583 523
Hertfordshire median daily rate £400 £425 £413
Median daily rate % change year-on-year -5.88% +3.03% +5.43%
10th Percentile £213 £213 £258
90th Percentile £575 £556 £575
East of England median daily rate £425 £400 £408
% change year-on-year +6.25% -2.03% +2.07%
Number of hourly rates quoted 54 53 89
Hertfordshire median hourly rate £23.14 £42.20 £21.50
Median hourly rate % change year-on-year -45.17% +96.28% -34.85%
10th Percentile £12.96 £11.07 £11.65
90th Percentile £47.43 £53.58 £52.25
East of England median hourly rate £35.00 £33.00 £30.50
% change year-on-year +6.06% +8.20% +29.79%

High Availability
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for High Availability in Hertfordshire

High Availability
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for High Availability in Hertfordshire

High Availability
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing High Availability in Hertfordshire over the 6 months to 19 February 2018.

Contractor daily rate histogram for High Availability in Hertfordshire

High Availability
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for High Availability in Hertfordshire

High Availability
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 High Availability within the Hertfordshire region over the 6 months to 19 February 2018. 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
Hatfield -6 8 £225 -44.95% 1
Hemel Hempstead - 5 £400 -
Welwyn Garden City -5 1 £275 -17.91% 1
High Availability
East of England

For the 6 months to 19 February 2018, IT contractor jobs citing High Availability 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 High Availability.

1 12 (66.67%) Linux
2 8 (44.44%) Telecoms
3 6 (33.33%) Firewall
3 6 (33.33%) Network Design
3 6 (33.33%) Penetration Testing
3 6 (33.33%) Unix
3 6 (33.33%) Windows
3 6 (33.33%) SQL
3 6 (33.33%) Oracle
3 6 (33.33%) Risk Management
3 6 (33.33%) ISO/IEC 27001
3 6 (33.33%) SIEM
3 6 (33.33%) Cybersecurity
4 5 (27.78%) Puppet
4 5 (27.78%) SQL Server
4 5 (27.78%) Red Hat
4 5 (27.78%) VMware
5 4 (22.22%) Disaster Recovery
5 4 (22.22%) CISM
5 4 (22.22%) Management Information System
5 4 (22.22%) Billing
5 4 (22.22%) Nokia
5 4 (22.22%) SS7
5 4 (22.22%) CISSP
5 4 (22.22%) Java
5 4 (22.22%) Tomcat
5 4 (22.22%) MVNO
5 4 (22.22%) Degree
5 4 (22.22%) VLAN
5 4 (22.22%) Statistics

High Availability
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 4 (22.22%) Tomcat
2 2 (11.11%) Apache
2 2 (11.11%) Confluence
2 2 (11.11%) OpenStack
Communications & Networking
1 6 (33.33%) Firewall
2 4 (22.22%) Diameter Protocol
2 4 (22.22%) MVNO
2 4 (22.22%) SS7
2 4 (22.22%) Value-Added Service
2 4 (22.22%) VLAN
2 4 (22.22%) VoLTE
2 4 (22.22%) VoWiFi
3 3 (16.67%) SAN
4 2 (11.11%) iSCSI
4 2 (11.11%) SSL
4 2 (11.11%) TCP/IP
5 1 (5.56%) BIG-IP
5 1 (5.56%) F5 BIG-IP LTM
Database & Business Intelligence
1 5 (27.78%) SQL Server
2 4 (22.22%) SQL Server 2008
2 4 (22.22%) SQL Server 2016
3 3 (16.67%) PostgreSQL
4 2 (11.11%) DB2
5 1 (5.56%) Amazon RDS
5 1 (5.56%) MySQL
5 1 (5.56%) NoSQL
5 1 (5.56%) Oracle Database
5 1 (5.56%) RDBMS
5 1 (5.56%) Relational Database
Development Applications
1 2 (11.11%) Cucumber
1 2 (11.11%) Git (software)
1 2 (11.11%) JBehave
1 2 (11.11%) JIRA
1 2 (11.11%) JUnit
1 2 (11.11%) Maven
1 2 (11.11%) Selenium
1 2 (11.11%) SoapUI
1 2 (11.11%) WebDriver
2 1 (5.56%) Apache Ivy
2 1 (5.56%) Atlassian Bamboo
2 1 (5.56%) Bitbucket
2 1 (5.56%) Checkstyle
2 1 (5.56%) EasyMock
2 1 (5.56%) Gradle
2 1 (5.56%) Jenkins
2 1 (5.56%) jMock
2 1 (5.56%) Mockito
2 1 (5.56%) Moq
2 1 (5.56%) TeamCity
General
1 8 (44.44%) Telecoms
2 4 (22.22%) Billing
3 2 (11.11%) Banking
3 2 (11.11%) Finance
4 1 (5.56%) Financial Institution
Job Titles
1 5 (27.78%) DBA
1 5 (27.78%) SQL DBA
2 4 (22.22%) Design Engineer
2 4 (22.22%) Network Design Engineer
2 4 (22.22%) Network Engineer
3 2 (11.11%) Administrator
3 2 (11.11%) Capacity Planner
3 2 (11.11%) Designer
3 2 (11.11%) Java Engineer
3 2 (11.11%) Senior Java Engineer
3 2 (11.11%) Senior Test Engineer
3 2 (11.11%) Test Engineer
4 1 (5.56%) Infrastructure Engineer
4 1 (5.56%) Linux Systems Administrator
4 1 (5.56%) Senior Infrastructure Engineer
4 1 (5.56%) Systems Administrator
4 1 (5.56%) Systems Engineer
4 1 (5.56%) Unix Administrator
4 1 (5.56%) Unix Systems Administrator
4 1 (5.56%) Windows Systems Engineer
Libraries, Frameworks & Software Standards
1 3 (16.67%) LAPP Stack
2 2 (11.11%) Gherkin
2 2 (11.11%) Hibernate
2 2 (11.11%) RESTful
2 2 (11.11%) Spring
3 1 (5.56%) LAMP
3 1 (5.56%) Web Services
Miscellaneous
1 4 (22.22%) Distributed Denial-of-Service
1 4 (22.22%) Management Information System
2 2 (11.11%) Clustering
2 2 (11.11%) Computer Science
2 2 (11.11%) Derivative
3 1 (5.56%) PKI
Operating Systems
1 12 (66.67%) Linux
2 6 (33.33%) Unix
2 6 (33.33%) Windows
3 3 (16.67%) Red Hat Enterprise Linux
4 1 (5.56%) Solaris
Processes & Methodologies
1 6 (33.33%) Cybersecurity
1 6 (33.33%) Network Design
1 6 (33.33%) Penetration Testing
1 6 (33.33%) Risk Management
1 6 (33.33%) SIEM
2 4 (22.22%) Disaster Recovery
2 4 (22.22%) Performance Tuning
2 4 (22.22%) Statistics
3 2 (11.11%) Agile Software Development
3 2 (11.11%) ATDD
3 2 (11.11%) BDD
3 2 (11.11%) Collaborative Working
3 2 (11.11%) Continuous Delivery
3 2 (11.11%) Kanban
3 2 (11.11%) Open Source
3 2 (11.11%) Scrum
3 2 (11.11%) Software Testing
3 2 (11.11%) TDD
3 2 (11.11%) Test Automation
3 2 (11.11%) Test Strategy
Programming Languages
1 6 (33.33%) SQL
2 4 (22.22%) Java
3 3 (16.67%) Python
3 3 (16.67%) T-SQL
4 2 (11.11%) Bash Shell
5 1 (5.56%) Groovy
5 1 (5.56%) Perl
5 1 (5.56%) PL/SQL
5 1 (5.56%) Ruby
5 1 (5.56%) Scala
5 1 (5.56%) Shell Script
Qualifications
1 4 (22.22%) CISM
1 4 (22.22%) CISSP
1 4 (22.22%) CompTIA Security+
1 4 (22.22%) Degree
2 2 (11.11%) RHCE
2 2 (11.11%) Security Cleared
3 1 (5.56%) DV Cleared
3 1 (5.56%) MCSA
3 1 (5.56%) MCSE
3 1 (5.56%) Microsoft Certification
3 1 (5.56%) SC Cleared
Quality Assurance & Compliance
1 6 (33.33%) ISO/IEC 27001
2 1 (5.56%) AS 2805
2 1 (5.56%) ISO 8583
2 1 (5.56%) PCI DSS
2 1 (5.56%) PMO
System Software
1 4 (22.22%) VMware Infrastructure
2 3 (16.67%) Active Directory
3 2 (11.11%) VMware NSX
3 2 (11.11%) XenApp
3 2 (11.11%) XenDesktop
4 1 (5.56%) VMware ESXi
Systems Management
1 5 (27.78%) Puppet
2 4 (22.22%) Ansible
3 3 (16.67%) Salt
4 2 (11.11%) Red Hat Satellite
5 1 (5.56%) WSUS
Vendors
1 6 (33.33%) Oracle
2 5 (27.78%) Red Hat
2 5 (27.78%) VMware
3 4 (22.22%) Nokia
3 4 (22.22%) Tekelec
4 2 (11.11%) Atlassian
4 2 (11.11%) Citrix
5 1 (5.56%) F5
5 1 (5.56%) Lumension
5 1 (5.56%) Microsoft
5 1 (5.56%) Sonatype