The following table provides summary statistics for contract job vacancies advertised in London with a requirement for ISA Server skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited ISA Server over the 3 months to 26 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 Internet Security and Acceleration Server
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 422 411 437
Rank change year-on-year -11 +26  
Contract jobs citing ISA Server 2 7 5
As % of all contract IT jobs advertised in London 0.010% 0.033% 0.021%
As % of the System Software category 0.091% 0.29% 0.22%
Number of daily rates quoted 2 1 4
Median daily rate £390 £470 £350
Median daily rate % change year-on-year -17.02% +34.28%  
90% offered a daily rate of more than £378 £470 £315
10% offered a daily rate of more than £402 £470 £355
UK excluding London median daily rate £275 £425 £325
% change year-on-year -35.29% +30.76%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £28.50 £12.50 £32.00
% change year-on-year +128.00% -60.93%  

ISA Server is in the system software skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for system software skills.

Contract System Software Skills
London
Contract job vacancies with a requirement for system software skills 2191 2411 2255
As % of all contract IT job vacancies advertised in London 10.55% 11.28% 9.66%
Number of daily rates quoted 1542 1725 1508
Median daily rate £450 £445 £375
Median daily rate % change year-on-year +1.12% +18.82%  
90% offered a daily rate of more than £220 £215 £200
10% offered a daily rate of more than £600 £585 £538
UK excluding London median daily rate £375 £350 £325
% change year-on-year +7.14% +7.69%  
Number of hourly rates quoted 63 63 120
Median hourly rate £21.40 £17.00 £20.00
Median hourly rate % change year-on-year +25.88% -15.00%  
90% offered a hourly rate of more than £12.50 £12.30 £12.50
10% offered a hourly rate of more than £50.00 £22.00 £40.00
UK excluding London median hourly rate £16.18 £21.75 £17.50
% change year-on-year -25.60% +24.28%  

ISA Server
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing ISA Server as a proportion of all contract or permanent IT jobs with a match in the System Software category.

Job vacancy trend for ISA Server in London

ISA Server
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing ISA Server in London.

Contractor daily rate trend for ISA Server in London

ISA Server
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing ISA Server in London.

Contractor hourly rate trend for ISA Server in London

For the 6 months to 26 June 2017, IT contractor jobs citing ISA Server 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 London region with a requirement for ISA Server.

1 9 (90.00%) Windows
1 9 (90.00%) Active Directory
2 8 (80.00%) SQL Server
2 8 (80.00%) IIS
2 8 (80.00%) Microsoft
2 8 (80.00%) Firewall
3 7 (70.00%) VMware
4 6 (60.00%) VMware Infrastructure
4 6 (60.00%) SQL
4 6 (60.00%) MS Exchange
5 5 (50.00%) Ethernet
5 5 (50.00%) Cisco
5 5 (50.00%) Citrix
5 5 (50.00%) Windows Server 2003
6 4 (40.00%) Hyper-V
6 4 (40.00%) Office 365
7 3 (30.00%) Skype for Business
7 3 (30.00%) Exchange Server 2010
7 3 (30.00%) Microsoft Azure
7 3 (30.00%) Forefront TMG
7 3 (30.00%) SQL Server 2012
7 3 (30.00%) Windows Server 2012
7 3 (30.00%) IaaS
7 3 (30.00%) Exchange Server 2013
7 3 (30.00%) Analytical Skills
7 3 (30.00%) Skype
7 3 (30.00%) Azure Active Directory
7 3 (30.00%) EMC VNX
7 3 (30.00%) Presales
7 3 (30.00%) Microsoft Data Protection Manager

ISA Server
Co-occurring IT Skills in London 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 (80.00%) IIS
2 6 (60.00%) MS Exchange
3 3 (30.00%) BizTalk Server
3 3 (30.00%) Exchange Server 2007
3 3 (30.00%) Exchange Server 2010
3 3 (30.00%) Exchange Server 2013
3 3 (30.00%) SharePoint
3 3 (30.00%) Skype for Business
Business Applications
1 3 (30.00%) Dynamics CRM
Cloud Services
1 4 (40.00%) Office 365
2 3 (30.00%) Azure Active Directory
2 3 (30.00%) IaaS
2 3 (30.00%) Microsoft Azure
Communications & Networking
1 8 (80.00%) Firewall
2 5 (50.00%) Ethernet
3 3 (30.00%) Internet
3 3 (30.00%) Skype
3 3 (30.00%) TCP/IP
3 3 (30.00%) WAN
4 2 (20.00%) DMZ
4 2 (20.00%) Modbus
4 2 (20.00%) Profibus
Database & Business Intelligence
1 8 (80.00%) SQL Server
2 3 (30.00%) SQL Server 2005
2 3 (30.00%) SQL Server 2012
3 1 (10.00%) SQL Server 2008
General
1 3 (30.00%) Back Office
2 1 (10.00%) Finance
Job Titles
1 3 (30.00%) Administrator
2 2 (20.00%) Analyst
2 2 (20.00%) Citrix Administrator
2 2 (20.00%) Consultant
2 2 (20.00%) CRM Consultant
2 2 (20.00%) Dynamics CRM Consultant
2 2 (20.00%) Infrastructure Analyst
2 2 (20.00%) Infrastructure Engineer
2 2 (20.00%) Infrastructure Support
2 2 (20.00%) Infrastructure Support Analyst
2 2 (20.00%) Microsoft Consultant
2 2 (20.00%) Microsoft CRM Consultant
2 2 (20.00%) Network Engineer
2 2 (20.00%) Network Infrastructure Engineer
2 2 (20.00%) Support Analyst
2 2 (20.00%) Systems Administrator
2 2 (20.00%) Windows Support Analyst
3 1 (10.00%) Automation Engineer
3 1 (10.00%) Network Systems Engineer
3 1 (10.00%) Technical Infrastructure Analyst
Miscellaneous
1 3 (30.00%) Analytical Skills
1 3 (30.00%) EMC VNX
2 2 (20.00%) Client/Server
2 2 (20.00%) Management Information System
Operating Systems
1 9 (90.00%) Windows
2 5 (50.00%) Windows Server 2003
3 3 (30.00%) Windows Server 2012
4 2 (20.00%) Windows 2000 Server
Processes & Methodologies
1 3 (30.00%) CRM
1 3 (30.00%) Data Protection
1 3 (30.00%) IT Strategy
1 3 (30.00%) ITIL
1 3 (30.00%) MOF
1 3 (30.00%) Presales
1 3 (30.00%) Project Management
1 3 (30.00%) Server Virtualisation
2 2 (20.00%) Desktop Virtualisation
2 2 (20.00%) Information Management
3 1 (10.00%) Disaster Recovery
3 1 (10.00%) Problem Management
3 1 (10.00%) Security Monitoring
Programming Languages
1 6 (60.00%) SQL
Qualifications
1 2 (20.00%) CCA
1 2 (20.00%) Citrix Certification
2 1 (10.00%) CCNA
2 1 (10.00%) Cisco Certification
2 1 (10.00%) Microsoft Certification
2 1 (10.00%) VMware Certified Professional (VCP)
System Software
1 9 (90.00%) Active Directory
2 6 (60.00%) VMware Infrastructure
3 4 (40.00%) Hyper-V
4 3 (30.00%) Forefront TMG
5 2 (20.00%) Microsoft App-V
5 2 (20.00%) Terminal Server
5 2 (20.00%) XenApp
5 2 (20.00%) XenDesktop
Systems Management
1 3 (30.00%) Microsoft Data Protection Manager
1 3 (30.00%) SCOM
2 2 (20.00%) EMC NetWorker
2 2 (20.00%) Microsoft Clustering
3 1 (10.00%) DameWare
Vendors
1 8 (80.00%) Microsoft
2 7 (70.00%) VMware
3 5 (50.00%) Cisco
3 5 (50.00%) Citrix
4 3 (30.00%) EMC
4 3 (30.00%) Salesforce.com
4 3 (30.00%) SAP
5 2 (20.00%) HP
5 2 (20.00%) NetApp
5 2 (20.00%) Veritas
6 1 (10.00%) AppSense
6 1 (10.00%) Compaq