The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Firewall skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Firewall over the 3 months to 22 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.

Firewall
East of England / Hertfordshire
3 months to
22 Jun 2017
Same period 2016 Same period 2015
Rank 36 35 21
Rank change year-on-year -1 -14  
Contract jobs citing Firewall 23 24 64
As % of all contract IT jobs advertised in Hertfordshire 3.64% 3.59% 7.18%
As % of the Communications & Networking category 13.69% 20.17% 25.81%
Number of daily rates quoted 18 16 34
Median daily rate £375 £388 £350
Median daily rate % change year-on-year -3.22% +10.71%  
90% offered a daily rate of more than £315 £269 £277
10% offered a daily rate of more than £550 £450 £396
UK excluding London median daily rate £398 £375 £350
% change year-on-year +6.00% +7.14%  
Number of hourly rates quoted 2 0 1
Median hourly rate £15.40 - £47.50
UK excluding London median hourly rate £31.85 £35.25 £23.75
% change year-on-year -9.64% +48.42%  

Firewall 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 168 119 248
As % of all contract IT job vacancies advertised in Hertfordshire 26.58% 17.81% 27.83%
Number of daily rates quoted 92 66 114
Median daily rate £375 £400 £350
Median daily rate % change year-on-year -6.25% +14.28%  
90% offered a daily rate of more than £130 £270 £275
10% offered a daily rate of more than £550 £494 £420
UK excluding London median daily rate £375 £365 £347
% change year-on-year +2.73% +5.04%  
Number of hourly rates quoted 19 7 17
Median hourly rate £16.00 £17.50 £10.50
Median hourly rate % change year-on-year -8.57% +66.66%  
90% offered a hourly rate of more than £11.00 £13.00 £9.00
10% offered a hourly rate of more than £31.50 £20.00 £37.50
UK excluding London median hourly rate £27.50 £32.50 £26.00
% change year-on-year -15.38% +25.00%  

Firewall
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Firewall as a proportion of all contract or permanent IT jobs with a match in the Communications & Networking category.

Job vacancy trend for Firewall in Hertfordshire

Firewall
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Firewall in Hertfordshire

Firewall
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Firewall in Hertfordshire over the 3 months to 22 June 2017.

Contractor daily rate histogram for Firewall in Hertfordshire

Firewall
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Firewall in Hertfordshire

Firewall
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 Firewall within the Hertfordshire region over the 3 months to 22 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 -4 7 £375 -11.76% 2
Welwyn Garden City +4 4 £550 +29.41% 3
Watford -7 4 £315 +14.54% 2
Hitchin +1 1 £350 -
Stevenage -3 1 - -
Firewall
East of England

For the 6 months to 22 June 2017, IT contractor jobs citing Firewall 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 Firewall.

1 35 (47.30%) Cisco
2 30 (40.54%) Security Cleared
3 27 (36.49%) Juniper
4 25 (33.78%) TCP/IP
5 24 (32.43%) Cisco Certification
5 24 (32.43%) SC Cleared
6 23 (31.08%) CheckPoint
7 22 (29.73%) Apache
8 21 (28.38%) Linux
8 21 (28.38%) Clustering
9 20 (27.03%) Perl
9 20 (27.03%) Python
9 20 (27.03%) SSL
9 20 (27.03%) F5
10 19 (25.68%) Bash Shell
10 19 (25.68%) Ruby
10 19 (25.68%) LAPP Stack
10 19 (25.68%) CCNP
10 19 (25.68%) Tomcat
10 19 (25.68%) Java
10 19 (25.68%) PostgreSQL
11 18 (24.32%) Blue Coat
11 18 (24.32%) LAN
12 17 (22.97%) Finance
13 16 (21.62%) WAN
13 16 (21.62%) SQL
13 16 (21.62%) Cisco ASA
13 16 (21.62%) Puppet
14 15 (20.27%) High Availability
14 15 (20.27%) Software Engineering

Firewall
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 22 (29.73%) Apache
2 19 (25.68%) Tomcat
3 1 (1.35%) MS Exchange
Applications
1 1 (1.35%) Microsoft Office
Business Applications
1 7 (9.46%) Payment Gateway
Communications & Networking
1 25 (33.78%) TCP/IP
2 20 (27.03%) SSL
3 18 (24.32%) LAN
4 16 (21.62%) Cisco ASA
4 16 (21.62%) WAN
5 11 (14.86%) Network Security
6 8 (10.81%) F5 BIG-IP LTM
7 7 (9.46%) TACACS
8 6 (8.11%) Wireless
9 5 (6.76%) DNS
9 5 (6.76%) NetScaler
10 4 (5.41%) Broadband
10 4 (5.41%) ISDN
10 4 (5.41%) VPN
11 3 (4.05%) HTTP
12 2 (2.70%) Cisco ISE
12 2 (2.70%) MPLS
12 2 (2.70%) SAN
12 2 (2.70%) SMTP
12 2 (2.70%) VoIP
Database & Business Intelligence
1 19 (25.68%) PostgreSQL
2 11 (14.86%) MySQL
3 1 (1.35%) SQL Server
General
1 17 (22.97%) Finance
2 3 (4.05%) Banking
2 3 (4.05%) Local Government
2 3 (4.05%) Telecoms
3 1 (1.35%) Advertising
3 1 (1.35%) Retail
3 1 (1.35%) Retail Banking
Job Titles
1 17 (22.97%) Network Engineer
2 10 (13.51%) Software Engineer
3 9 (12.16%) Analyst
3 9 (12.16%) Support Engineer
4 8 (10.81%) DevOps Engineer
5 7 (9.46%) Consultant
6 6 (8.11%) Architect
6 6 (8.11%) Network Security Analyst
6 6 (8.11%) Network Support
6 6 (8.11%) SC Cleared Network Engineer
6 6 (8.11%) Security Analyst
7 5 (6.76%) Network Analyst
7 5 (6.76%) Network Support Engineer
8 4 (5.41%) Network Architect
8 4 (5.41%) Network Consultant
8 4 (5.41%) NOC Engineer
9 3 (4.05%) Network Specialist
9 3 (4.05%) Security Consultant
9 3 (4.05%) Systems Engineer
10 2 (2.70%) Support Technician
Libraries, Frameworks & Software Standards
1 19 (25.68%) LAPP Stack
2 11 (14.86%) LAMP
3 1 (1.35%) CSS
3 1 (1.35%) HTML
3 1 (1.35%) Middleware
3 1 (1.35%) Regular Expression
Miscellaneous
1 21 (28.38%) Clustering
2 12 (16.22%) Computer Science
3 11 (14.86%) Data Centre
4 8 (10.81%) Analytical Skills
5 5 (6.76%) Wiki
6 3 (4.05%) AS400
6 3 (4.05%) LPAR
7 2 (2.70%) Management Information System
8 1 (1.35%) Client/Server
8 1 (1.35%) e-Health
8 1 (1.35%) Enterprise Storage
8 1 (1.35%) Private Cloud
Operating Systems
1 21 (28.38%) Linux
2 11 (14.86%) Windows
3 4 (5.41%) Windows Server
4 1 (1.35%) Unix
4 1 (1.35%) Windows 10
4 1 (1.35%) Windows 7
4 1 (1.35%) Windows Server 2003
4 1 (1.35%) Windows Server 2008
4 1 (1.35%) Windows Server 2012
Processes & Methodologies
1 15 (20.27%) High Availability
1 15 (20.27%) Software Engineering
2 14 (18.92%) ITIL
3 12 (16.22%) Configuration Management
4 11 (14.86%) Mentoring
5 10 (13.51%) DevOps
6 8 (10.81%) Incident Management
7 7 (9.46%) Fault Management
7 7 (9.46%) Service Design
8 6 (8.11%) Data Protection
8 6 (8.11%) Migration
8 6 (8.11%) Network Design
8 6 (8.11%) User Acceptance Testing
9 4 (5.41%) Change Control
9 4 (5.41%) Network Monitoring
10 3 (4.05%) Compliance Audit
10 3 (4.05%) Network Management
10 3 (4.05%) Presales
11 2 (2.70%) Server Virtualisation
11 2 (2.70%) Technical Architecture
Programming Languages
1 20 (27.03%) Perl
1 20 (27.03%) Python
2 19 (25.68%) Bash Shell
2 19 (25.68%) Java
2 19 (25.68%) Ruby
3 16 (21.62%) SQL
4 6 (8.11%) C
5 5 (6.76%) C#
5 5 (6.76%) VB
6 4 (5.41%) PowerShell
7 1 (1.35%) JavaScript
7 1 (1.35%) Shell Script
Qualifications
1 30 (40.54%) Security Cleared
2 24 (32.43%) Cisco Certification
2 24 (32.43%) SC Cleared
3 19 (25.68%) CCNP
4 12 (16.22%) RHCE
5 10 (13.51%) CCIE
5 10 (13.51%) CCSE
6 9 (12.16%) CCSA
7 3 (4.05%) CCDP
7 3 (4.05%) CCNA
7 3 (4.05%) CISSP
7 3 (4.05%) DV Cleared
8 1 (1.35%) Degree
8 1 (1.35%) HND
Quality Assurance & Compliance
1 11 (14.86%) SLA
2 3 (4.05%) GPG13
2 3 (4.05%) PCI DSS
3 2 (2.70%) ISO/IEC 27001
3 2 (2.70%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
4 1 (1.35%) QA
4 1 (1.35%) Sarbanes-Oxley
System Software
1 6 (8.11%) Active Directory
2 4 (5.41%) VMware Infrastructure
3 3 (4.05%) ISA Server
3 3 (4.05%) ProxySG
3 3 (4.05%) Virtual Desktop
4 2 (2.70%) BitLocker
4 2 (2.70%) Hyper-V
5 1 (1.35%) DFS Replication
5 1 (1.35%) Firmware
5 1 (1.35%) NFS
5 1 (1.35%) vSphere
Systems Management
1 16 (21.62%) Puppet
2 12 (16.22%) Salt
3 4 (5.41%) McAfee ePO
4 3 (4.05%) FortiGate
4 3 (4.05%) SCCM
4 3 (4.05%) Tivoli
5 2 (2.70%) SCDPM
5 2 (2.70%) SCOM
5 2 (2.70%) SCSM
5 2 (2.70%) SCVMM
6 1 (1.35%) Symantec Endpoint Protection
6 1 (1.35%) WMI
Vendors
1 35 (47.30%) Cisco
2 27 (36.49%) Juniper
3 23 (31.08%) CheckPoint
4 20 (27.03%) F5
5 18 (24.32%) Blue Coat
6 12 (16.22%) Palo Alto
7 8 (10.81%) Computacenter
7 8 (10.81%) Nokia
7 8 (10.81%) Remedy
8 7 (9.46%) Citrix
8 7 (9.46%) Microsoft
9 5 (6.76%) McAfee
9 5 (6.76%) VMware
10 4 (5.41%) IBM
10 4 (5.41%) Veeam
11 3 (4.05%) CyberArk
11 3 (4.05%) FireEye
11 3 (4.05%) HP
11 3 (4.05%) Symantec
11 3 (4.05%) Trustwave