The following table provides summary statistics for contract job vacancies advertised in Welwyn Garden City with a requirement for Windows skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Windows over the 3 months to 25 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.

Microsoft Windows
Hertfordshire / Welwyn Garden City
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 3 7 1
Rank change year-on-year +4 -6  
Contract jobs citing Windows 10 13 33
As % of all contract IT jobs advertised in Welwyn Garden City 18.52% 20.63% 25.58%
As % of the Operating Systems category 76.92% 72.22% 57.89%
Number of daily rates quoted 5 4 22
Median daily rate £600 £323 £318
Median daily rate % change year-on-year +86.04% +1.32%  
90% offered a daily rate of more than £213 £220 £273
10% offered a daily rate of more than £650 £425 £360
UK excluding London median daily rate £338 £338 £325
% change year-on-year - +3.84%  
Number of hourly rates quoted 2 4 0
Median hourly rate £13.00 £18.25 -
Median hourly rate % change year-on-year -28.76% -  
UK excluding London median hourly rate £15.00 £16.25 £15.50
% change year-on-year -7.69% +4.83%  

Windows 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 Welwyn Garden City with a requirement for operating system skills.

Contract Operating System Skills
Welwyn Garden City
Contract job vacancies with a requirement for operating system skills 13 18 57
As % of all contract IT job vacancies advertised in Welwyn Garden City 24.07% 28.57% 44.19%
Number of daily rates quoted 5 7 33
Median daily rate £600 £363 £325
Median daily rate % change year-on-year +65.51% +11.53%  
90% offered a daily rate of more than £194 £220 £275
10% offered a daily rate of more than £650 £425 £360
UK excluding London median daily rate £375 £363 £345
% change year-on-year +3.44% +5.07%  
Number of hourly rates quoted 2 4 0
Median hourly rate £13.00 £18.25 -
Median hourly rate % change year-on-year -28.76% -  
UK excluding London median hourly rate £15.50 £17.00 £16.20
% change year-on-year -8.82% +4.93%  

Windows
Job Vacancy Trend in Welwyn Garden City

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

Job vacancy trend for Windows in Welwyn Garden City

Windows
Contractor Daily Rate Trend in Welwyn Garden City

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Windows in Welwyn Garden City.

Contractor daily rate trend for Windows in Welwyn Garden City

Windows
Contractor Daily Rate Histogram in Welwyn Garden City

The daily rate distribution of IT jobs citing Windows in Welwyn Garden City over the 3 months to 25 June 2017.

Contractor daily rate histogram for Windows in Welwyn Garden City

Windows
Contractor Hourly Rate Trend in Welwyn Garden City

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Windows in Welwyn Garden City.

Contractor hourly rate trend for Windows in Welwyn Garden City

For the 6 months to 25 June 2017, IT contractor jobs citing Windows 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 Welwyn Garden City region with a requirement for Windows.

1 10 (50.00%) Windows 7
2 7 (35.00%) Linux
2 7 (35.00%) Python
3 6 (30.00%) Perl
3 6 (30.00%) SQL
3 6 (30.00%) Data Centre
3 6 (30.00%) Retail
3 6 (30.00%) Programme Delivery
4 5 (25.00%) LAPP Stack
4 5 (25.00%) Ruby
4 5 (25.00%) Bash Shell
4 5 (25.00%) MySQL
4 5 (25.00%) C
4 5 (25.00%) Apache
4 5 (25.00%) Tomcat
4 5 (25.00%) Windows XP
4 5 (25.00%) TCP/IP
4 5 (25.00%) SSL
4 5 (25.00%) Java
4 5 (25.00%) Firewall
4 5 (25.00%) Stakeholder Management
4 5 (25.00%) LAMP
4 5 (25.00%) PostgreSQL
4 5 (25.00%) Clustering
5 4 (20.00%) Windows Server 2003
5 4 (20.00%) Symantec
5 4 (20.00%) Sophos
5 4 (20.00%) Software Engineering
5 4 (20.00%) Performance Testing
5 4 (20.00%) Security Testing

Windows
Co-occurring IT Skills in Welwyn Garden City 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 (25.00%) Apache
1 5 (25.00%) Tomcat
2 2 (10.00%) Skype for Business
Applications
1 1 (5.00%) Microsoft Excel
1 1 (5.00%) Microsoft Office
1 1 (5.00%) Microsoft PowerPoint
Business Applications
1 1 (5.00%) Payment Gateway
Cloud Services
1 2 (10.00%) Office 365
1 2 (10.00%) Yammer
2 1 (5.00%) GitHub
Communications & Networking
1 5 (25.00%) Firewall
1 5 (25.00%) SSL
1 5 (25.00%) TCP/IP
2 2 (10.00%) Internet
2 2 (10.00%) Skype
3 1 (5.00%) ATM
3 1 (5.00%) LAN
3 1 (5.00%) LDAP
3 1 (5.00%) Network Security
3 1 (5.00%) OpenLDAP
3 1 (5.00%) WAN
3 1 (5.00%) Wireless
3 1 (5.00%) WLAN
Database & Business Intelligence
1 5 (25.00%) MySQL
1 5 (25.00%) PostgreSQL
2 1 (5.00%) Big Data
Development Applications
1 1 (5.00%) IDA Disassembler
1 1 (5.00%) Jenkins
1 1 (5.00%) JIRA
1 1 (5.00%) Metasploit
1 1 (5.00%) OllyDbg
General
1 6 (30.00%) Retail
2 1 (5.00%) Banking
2 1 (5.00%) Finance
2 1 (5.00%) Marketing
Job Titles
1 3 (15.00%) Consultant
1 3 (15.00%) Security Consultant
1 3 (15.00%) Software Engineer
1 3 (15.00%) Support Engineer
2 2 (10.00%) Architect
2 2 (10.00%) DevOps Engineer
2 2 (10.00%) IT Engineer
2 2 (10.00%) Security Engineer
2 2 (10.00%) Technical Architect
3 1 (5.00%) Active Directory Engineer
3 1 (5.00%) Desktop Support Engineer
3 1 (5.00%) Incident Analyst
3 1 (5.00%) IT Support
3 1 (5.00%) Malware Analyst
3 1 (5.00%) Malware Consultant
3 1 (5.00%) Security Analyst
3 1 (5.00%) Service Manager
3 1 (5.00%) Service Support Manager
3 1 (5.00%) Services Delivery Manager
3 1 (5.00%) Software Support Engineer
Libraries, Frameworks & Software Standards
1 5 (25.00%) LAMP
1 5 (25.00%) LAPP Stack
Miscellaneous
1 6 (30.00%) Data Centre
2 5 (25.00%) Clustering
3 2 (10.00%) Social Media
4 1 (5.00%) Computer Science
4 1 (5.00%) Credit Risk
4 1 (5.00%) Cyberthreat
4 1 (5.00%) EPoS
4 1 (5.00%) Linux Command Line
4 1 (5.00%) NHS
Operating Systems
1 10 (50.00%) Windows 7
2 7 (35.00%) Linux
3 5 (25.00%) Windows XP
4 4 (20.00%) Windows 10
4 4 (20.00%) Windows Server 2003
5 2 (10.00%) Unix
5 2 (10.00%) Windows Server
5 2 (10.00%) Windows Server 2008
6 1 (5.00%) Android
6 1 (5.00%) Apple iOS
6 1 (5.00%) Kali Linux
6 1 (5.00%) Solaris
6 1 (5.00%) VMS
6 1 (5.00%) Windows 8
Processes & Methodologies
1 6 (30.00%) Programme Delivery
2 5 (25.00%) Stakeholder Management
3 4 (20.00%) Performance Testing
3 4 (20.00%) Security Testing
3 4 (20.00%) Software Engineering
4 3 (15.00%) Time Management
5 2 (10.00%) Agile Software Development
5 2 (10.00%) DevOps
5 2 (10.00%) Migration
6 1 (5.00%) Analytics
6 1 (5.00%) Business Intelligence
6 1 (5.00%) Configuration Management
6 1 (5.00%) Continuous Improvement
6 1 (5.00%) High Availability
6 1 (5.00%) Information Security
6 1 (5.00%) ITIL
6 1 (5.00%) ITSM
6 1 (5.00%) PRINCE
6 1 (5.00%) Service Delivery
6 1 (5.00%) Threat Analysis
Programming Languages
1 7 (35.00%) Python
2 6 (30.00%) Perl
2 6 (30.00%) SQL
3 5 (25.00%) Bash Shell
3 5 (25.00%) C
3 5 (25.00%) Java
3 5 (25.00%) Ruby
4 2 (10.00%) PowerShell
5 1 (5.00%) Assembly Language
5 1 (5.00%) C++
Qualifications
1 1 (5.00%) PMP
1 1 (5.00%) RHCE
Quality Assurance & Compliance
1 1 (5.00%) QA
1 1 (5.00%) SLA
System Software
1 3 (15.00%) VMware Infrastructure
2 2 (10.00%) Active Directory
2 2 (10.00%) Hyper-V
3 1 (5.00%) Docker
3 1 (5.00%) VirtualBox
Systems Management
1 2 (10.00%) Puppet
2 1 (5.00%) CA Single Sign-On
2 1 (5.00%) EnCase
2 1 (5.00%) Opscode Chef
2 1 (5.00%) Salt
2 1 (5.00%) Terraform
Vendors
1 4 (20.00%) Palo Alto
1 4 (20.00%) Sophos
1 4 (20.00%) Symantec
2 3 (15.00%) Microsoft
2 3 (15.00%) VMware
3 2 (10.00%) Citrix
3 2 (10.00%) Facebook
3 2 (10.00%) HP
4 1 (5.00%) Apple
4 1 (5.00%) CA
4 1 (5.00%) Cisco
4 1 (5.00%) Dell
4 1 (5.00%) ForgeRock
4 1 (5.00%) Red Hat
4 1 (5.00%) ServiceNow
4 1 (5.00%) Splunk
4 1 (5.00%) Sun
4 1 (5.00%) Toshiba