The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Network Security skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Network Security over the 3 months to 28 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.

Network Security
East of England / Hertfordshire
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 48 42 60
Rank change year-on-year -6 +18  
Contract jobs citing Network Security 14 18 14
As % of all contract IT jobs advertised in Hertfordshire 2.20% 2.71% 1.59%
As % of the Communications & Networking category 8.43% 15.25% 5.67%
Number of daily rates quoted 5 13 10
Median daily rate £375 £350 £350
Median daily rate % change year-on-year +7.14% -  
90% offered a daily rate of more than £315 £272 £263
10% offered a daily rate of more than £388 £448 £425
UK excluding London median daily rate £425 £360 £375
% change year-on-year +18.05% -4.00%  
Number of hourly rates quoted 0 1 0
Median hourly rate - £15.00 -
UK excluding London median hourly rate £44.00 £38.00 £40.63
% change year-on-year +15.78% -6.46%  

Network Security is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for communications and computer networking skills.

Contract Communications & Computer Network Skills
Hertfordshire
Contract job vacancies with a requirement for communications and computer networking skills 166 118 247
As % of all contract IT job vacancies advertised in Hertfordshire 26.06% 17.77% 28.07%
Number of daily rates quoted 212 210 316
Median daily rate £375 £375 £350
Median daily rate % change year-on-year - +7.14%  
90% offered a daily rate of more than £130 £256 £269
10% offered a daily rate of more than £575 £526 £463
UK excluding London median daily rate £375 £365 £340
% change year-on-year +2.73% +7.35%  
Number of hourly rates quoted 38 9 34
Median hourly rate £15.50 £17.50 £10.75
Median hourly rate % change year-on-year -11.42% +62.79%  
90% offered a hourly rate of more than £11.00 £16.20 £8.50
10% offered a hourly rate of more than £32.25 £24.88 £38.75
UK excluding London median hourly rate £27.50 £31.50 £23.50
% change year-on-year -12.69% +34.04%  

Network Security
Job Vacancy Trend in Hertfordshire

Job postings citing Network Security as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for Network Security in Hertfordshire

Network Security
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Network Security in Hertfordshire

Network Security
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Network Security in Hertfordshire

Network Security
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 Network Security within the Hertfordshire region over the 3 months to 28 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Hatfield - 6 £375 - 3
Welwyn Garden City - 3 £300 - 1
Network Security
East of England

For the 6 months to 28 June 2017, IT contractor jobs citing Network Security 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 Network Security.

1 10 (52.63%) Data Centre
2 9 (47.37%) Cisco
2 9 (47.37%) Cisco Certification
2 9 (47.37%) Firewall
3 8 (42.11%) Python
4 7 (36.84%) Perl
4 7 (36.84%) LAN
4 7 (36.84%) WAN
4 7 (36.84%) VMS
4 7 (36.84%) Juniper
4 7 (36.84%) Internet
4 7 (36.84%) VMware
4 7 (36.84%) VMware Infrastructure
4 7 (36.84%) PowerShell
4 7 (36.84%) VirtualBox
5 6 (31.58%) F5
5 6 (31.58%) SC Cleared
5 6 (31.58%) Security Cleared
5 6 (31.58%) Programme Delivery
5 6 (31.58%) Blue Coat
5 6 (31.58%) CheckPoint
5 6 (31.58%) CCNP
6 4 (21.05%) Information Security
6 4 (21.05%) CCSA
6 4 (21.05%) Law
6 4 (21.05%) CCSE
6 4 (21.05%) Computer Forensics
6 4 (21.05%) Citrix
6 4 (21.05%) CCIE
6 4 (21.05%) ITIL

Network Security
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 2 (10.53%) OpenStack
Communications & Networking
1 9 (47.37%) Firewall
2 7 (36.84%) Internet
2 7 (36.84%) LAN
2 7 (36.84%) WAN
3 4 (21.05%) Cisco ASA
3 4 (21.05%) TACACS
4 3 (15.79%) Broadband
4 3 (15.79%) ISDN
4 3 (15.79%) TCP/IP
4 3 (15.79%) VPN
4 3 (15.79%) Wireless
5 1 (5.26%) ICMP
Development Applications
1 3 (15.79%) IDA Disassembler
1 3 (15.79%) Metasploit
1 3 (15.79%) OllyDbg
General
1 4 (21.05%) Law
Job Titles
1 7 (36.84%) Analyst
2 6 (31.58%) Consultant
2 6 (31.58%) Security Analyst
2 6 (31.58%) Security Consultant
3 5 (26.32%) Security Engineer
4 4 (21.05%) Network Analyst
4 4 (21.05%) Network Engineer
5 3 (15.79%) Audio Visual Engineer
5 3 (15.79%) Malware Consultant
5 3 (15.79%) Network Security Analyst
5 3 (15.79%) Network Support
5 3 (15.79%) Security Incident Consultant
6 2 (10.53%) Automation Consultant
6 2 (10.53%) Automation Engineer
6 2 (10.53%) Incident Analyst
6 2 (10.53%) Malware Analyst
6 2 (10.53%) Network Specialist
6 2 (10.53%) SC Cleared Network Engineer
6 2 (10.53%) Security Incident Analyst
6 2 (10.53%) SOC Consultant
Miscellaneous
1 10 (52.63%) Data Centre
2 4 (21.05%) Cyber Kill Chain
3 3 (15.79%) Cyberthreat
4 1 (5.26%) Analytical Skills
4 1 (5.26%) Computer Science
4 1 (5.26%) e-Health
4 1 (5.26%) Management Information System
4 1 (5.26%) Security Operations Centre
Operating Systems
1 7 (36.84%) VMS
2 3 (15.79%) Kali Linux
2 3 (15.79%) Linux
2 3 (15.79%) Windows
Processes & Methodologies
1 6 (31.58%) Programme Delivery
2 4 (21.05%) Computer Forensics
2 4 (21.05%) Information Security
2 4 (21.05%) ITIL
2 4 (21.05%) Performance Testing
2 4 (21.05%) Test Automation
2 4 (21.05%) Usability Testing
3 3 (15.79%) Actionable Insight
3 3 (15.79%) Malware Analysis
3 3 (15.79%) Network Design
3 3 (15.79%) Network Monitoring
3 3 (15.79%) Penetration Testing
3 3 (15.79%) Threat Analysis
4 2 (10.53%) Cybersecurity
4 2 (10.53%) Incident Management
4 2 (10.53%) Network Management
5 1 (5.26%) Analytics
5 1 (5.26%) Fault Management
5 1 (5.26%) Mentoring
5 1 (5.26%) Vulnerability Management
Programming Languages
1 8 (42.11%) Python
2 7 (36.84%) Perl
2 7 (36.84%) PowerShell
3 3 (15.79%) Assembly Language
Qualifications
1 9 (47.37%) Cisco Certification
2 6 (31.58%) CCNP
2 6 (31.58%) SC Cleared
2 6 (31.58%) Security Cleared
3 4 (21.05%) CCIE
3 4 (21.05%) CCSA
3 4 (21.05%) CCSE
4 2 (10.53%) CISM
4 2 (10.53%) CISSP
4 2 (10.53%) DV Cleared
4 2 (10.53%) JNCIP
5 1 (5.26%) CCNA
5 1 (5.26%) Computer Science Degree
5 1 (5.26%) Degree
5 1 (5.26%) GCIA
5 1 (5.26%) GCIH
Quality Assurance & Compliance
1 1 (5.26%) SLA
System Software
1 7 (36.84%) VirtualBox
1 7 (36.84%) VMware Infrastructure
2 2 (10.53%) ProxySG
Systems Management
1 3 (15.79%) EnCase
2 2 (10.53%) FortiGate
3 1 (5.26%) CSIRT
Vendors
1 9 (47.37%) Cisco
2 7 (36.84%) Juniper
2 7 (36.84%) VMware
3 6 (31.58%) Blue Coat
3 6 (31.58%) CheckPoint
3 6 (31.58%) F5
4 4 (21.05%) Citrix
4 4 (21.05%) Nokia
5 1 (5.26%) ArcSight
5 1 (5.26%) Computacenter
5 1 (5.26%) NetWitness
5 1 (5.26%) Qualys
5 1 (5.26%) Splunk