Period
to 17 February 2018

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for Firewall skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Firewall over the 6 months to 17 February 2018 with a comparison to the same period in the previous 2 years.

Firewall
East of England > Hertfordshire
6 months to
17 Feb 2018
Same period 2017 Same period 2016
Rank 45 55 37
Rank change year-on-year +10 -18 +8
Permanent jobs citing Firewall 279 206 312
As % of all permanent IT jobs advertised in Hertfordshire 5.80% 4.55% 6.14%
As % of the Communications & Networking category 26.75% 28.49% 29.10%
Number of salaries quoted 234 157 247
Hertfordshire median annual salary £51,250 £50,000 £42,500
Median salary % change year-on-year +2.50% +17.65% -5.56%
10th Percentile £29,000 £26,000 £26,250
90th Percentile £71,250 £71,000 £70,000
East of England median annual salary £45,000 £42,500 £45,000
% change year-on-year +5.88% -5.56% +2.51%

Firewall is in the Communications and Computer Networking category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertfordshire with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Hertfordshire
Permanent vacancies with a requirement for communications or computer networking skills 1,043 723 1,072
As % of all permanent IT jobs advertised in Hertfordshire 21.69% 15.97% 21.11%
Number of salaries quoted 856 538 863
Hertfordshire median annual salary £47,500 £43,250 £42,500
Median salary % change year-on-year +9.83% +1.76% -5.56%
10th Percentile £24,000 £23,000 £25,000
90th Percentile £70,000 £67,500 £63,750
East of England median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% -

Firewall
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for Firewall in Hertfordshire

Firewall
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Firewall in Hertfordshire.

Salary trend for Firewall in Hertfordshire

Firewall
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing Firewall in Hertfordshire over the 6 months to 17 February 2018.

Salary histogram for Firewall in Hertfordshire

Firewall
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Firewall within the Hertfordshire region over the 6 months to 17 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -3 66 £45,000 -5.26% 5
Hemel Hempstead -23 29 £50,000 - 3
Welwyn Garden City +2 27 £35,000 +5.26% 3
Hatfield +9 26 £54,000 -1.82% 1
St Albans +18 16 £60,000 -14.29% 4
Hitchin - 10 £48,500 -
Rickmansworth -2 6 £58,750 -2.08%
Borehamwood - 6 £28,500 -
Stevenage +4 5 £42,500 +41.67% 3
Potters Bar +5 4 £25,500 +21.43% 3
Broxbourne - 2 £92,500 -
Firewall
East of England

For the 6 months to 17 February 2018, IT jobs citing Firewall also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Hertfordshire region with a requirement for Firewall.

1 117 (41.94%) Cisco
2 108 (38.71%) DNS
3 104 (37.28%) VMware
4 101 (36.20%) Citrix
5 92 (32.97%) Microsoft
6 90 (32.26%) Windows
6 90 (32.26%) VPN
7 88 (31.54%) WAN
8 87 (31.18%) LAN
9 86 (30.82%) Data Centre
10 80 (28.67%) CheckPoint
11 70 (25.09%) OSPF
12 69 (24.73%) BGP
12 69 (24.73%) Cisco ASA
13 65 (23.30%) MPLS
13 65 (23.30%) DHCP
14 64 (22.94%) Active Directory
14 64 (22.94%) Hyper-V
15 62 (22.22%) Analytical Skills
16 59 (21.15%) Windows Server
17 58 (20.79%) F5
18 56 (20.07%) HTTP
18 56 (20.07%) Linux
19 53 (19.00%) PowerShell
19 53 (19.00%) Network Security
20 52 (18.64%) VMware Infrastructure
21 49 (17.56%) NetScaler
21 49 (17.56%) Palo Alto
21 49 (17.56%) ITIL
22 47 (16.85%) E-Commerce

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 40 (14.34%) MS Exchange
2 23 (8.24%) Exchange Server 2013
3 17 (6.09%) Exchange Server 2010
4 11 (3.94%) CMS
5 9 (3.23%) Skype for Business
6 5 (1.79%) Exchange Server 2007
7 2 (0.72%) SharePoint
8 1 (0.36%) Elasticsearch
8 1 (0.36%) IIS
Applications
1 41 (14.70%) Microsoft Office
2 9 (3.23%) Photoshop
3 2 (0.72%) SOLIDWORKS
4 1 (0.36%) AutoCAD
4 1 (0.36%) Microsoft Excel
4 1 (0.36%) Microsoft Project
Business Applications
1 2 (0.72%) Dynamics NAV
1 2 (0.72%) Sage 200
2 1 (0.36%) Dynamics CRM
2 1 (0.36%) Oracle ERP
2 1 (0.36%) SAP CRM
Cloud Services
1 38 (13.62%) Office 365
2 31 (11.11%) Microsoft Azure
3 25 (8.96%) Akamai
4 13 (4.66%) Amazon AWS
5 11 (3.94%) Mimecast
5 11 (3.94%) SaaS
6 10 (3.58%) IaaS
6 10 (3.58%) PaaS
7 8 (2.87%) Amazon EC2
7 8 (2.87%) Amazon S3
7 8 (2.87%) Amazon SQS
7 8 (2.87%) AWS CloudFormation
8 7 (2.51%) Amazon CloudWatch
8 7 (2.51%) Amazon Glacier
8 7 (2.51%) AWS CloudTrail
8 7 (2.51%) Virtual Private Cloud
9 6 (2.15%) GitHub
10 4 (1.43%) Google Cloud Platform
11 1 (0.36%) Amazon EMR
11 1 (0.36%) CloudFront
Communications & Networking
1 108 (38.71%) DNS
2 90 (32.26%) VPN
3 88 (31.54%) WAN
4 87 (31.18%) LAN
5 70 (25.09%) OSPF
6 69 (24.73%) BGP
6 69 (24.73%) Cisco ASA
7 65 (23.30%) DHCP
7 65 (23.30%) MPLS
8 56 (20.07%) HTTP
9 53 (19.00%) Network Security
10 49 (17.56%) NetScaler
11 42 (15.05%) Cisco IOS
12 37 (13.26%) TCP/IP
13 33 (11.83%) SAN
14 32 (11.47%) SSL
14 32 (11.47%) Wi-Fi
15 30 (10.75%) DWDM
15 30 (10.75%) IGRP
16 29 (10.39%) EIGRP
Database & Business Intelligence
1 37 (13.26%) SQL Server
2 19 (6.81%) SQL Server 2016
3 17 (6.09%) Data Warehouse
3 17 (6.09%) MS Access
3 17 (6.09%) Power BI
3 17 (6.09%) SAP Data Services
3 17 (6.09%) SQL Server 2012
3 17 (6.09%) SQL Server 2014
3 17 (6.09%) SQL Server Analysis Services
3 17 (6.09%) SQL Server Integration Services
4 16 (5.73%) Amazon RDS
5 12 (4.30%) SAP BW
6 11 (3.94%) SQL Server 2008
7 10 (3.58%) MySQL
8 4 (1.43%) Oracle Database
9 2 (0.72%) Big Data
9 2 (0.72%) SQL Server 2005
10 1 (0.36%) Oracle Reports
Development Applications
1 17 (6.09%) Team Foundation Server
2 12 (4.30%) Git (software)
3 8 (2.87%) JIRA
4 7 (2.51%) Jenkins
General
1 26 (9.32%) Finance
2 13 (4.66%) Advertising
3 6 (2.15%) Back Office
3 6 (2.15%) Military
4 4 (1.43%) Local Government
4 4 (1.43%) Marketing
5 3 (1.08%) Manufacturing
5 3 (1.08%) Retail
6 1 (0.36%) Games
6 1 (0.36%) Telecoms
Job Titles
1 72 (25.81%) Network Engineer
2 43 (15.41%) Senior Network Engineer
3 42 (15.05%) Support Engineer
4 37 (13.26%) Security Engineer
5 33 (11.83%) 3rd Line Engineer
6 23 (8.24%) IT Support
7 21 (7.53%) 3rd Line Support
7 21 (7.53%) Analyst
7 21 (7.53%) IT Engineer
7 21 (7.53%) Network Security Engineer
8 20 (7.17%) Developer
8 20 (7.17%) Infrastructure Engineer
9 17 (6.09%) 3rd Line Support Engineer
9 17 (6.09%) Business Intelligence Developer
9 17 (6.09%) IT Support Engineer
9 17 (6.09%) Team Leader
10 15 (5.38%) Systems Engineer
11 14 (5.02%) Consultant
12 12 (4.30%) Data Centre Engineer
12 12 (4.30%) Firewall Engineer
Libraries, Frameworks & Software Standards
1 42 (15.05%) HTML
2 30 (10.75%) XML
3 18 (6.45%) .NET
3 18 (6.45%) SOAP
3 18 (6.45%) Web Services
4 17 (6.09%) MDX
4 17 (6.09%) REST
5 12 (4.30%) 802.1X
6 10 (3.58%) LAMP
7 7 (2.51%) POSIX
8 2 (0.72%) Hibernate
8 2 (0.72%) Spring
Miscellaneous
1 86 (30.82%) Data Centre
2 62 (22.22%) Analytical Skills
3 26 (9.32%) Management Information System
4 11 (3.94%) iPhone
4 11 (3.94%) Replication
5 10 (3.58%) Clustering
5 10 (3.58%) Public Cloud
6 9 (3.23%) Blackberry
6 9 (3.23%) Fat Client
6 9 (3.23%) Security Operations Centre
6 9 (3.23%) Thin Client
7 8 (2.87%) Cyberthreat
8 7 (2.51%) Computer Science
9 4 (1.43%) Driving Licence
10 3 (1.08%) CCTV
10 3 (1.08%) Cyberattack
10 3 (1.08%) FMCG
11 2 (0.72%) Data Protection Act
11 2 (0.72%) Internet of Things
11 2 (0.72%) User Experience
Operating Systems
1 90 (32.26%) Windows
2 59 (21.15%) Windows Server
3 56 (20.07%) Linux
4 46 (16.49%) Windows 7
5 41 (14.70%) Windows Server 2008
6 23 (8.24%) Windows 10
7 19 (6.81%) Windows 8
8 18 (6.45%) Windows Server 2012
9 15 (5.38%) Unix
10 14 (5.02%) Mac OS X
11 9 (3.23%) Windows Phone
11 9 (3.23%) Windows Vista
11 9 (3.23%) Windows XP
12 4 (1.43%) CentOS
13 1 (0.36%) AIX
Processes & Methodologies
1 49 (17.56%) ITIL
2 47 (16.85%) E-Commerce
3 30 (10.75%) Kalman Filter
4 29 (10.39%) Information Security
4 29 (10.39%) Load Balancing
4 29 (10.39%) SIEM
5 24 (8.60%) DevOps
5 24 (8.60%) Multi-Factor Authentication
5 24 (8.60%) Two-Factor Authentication
6 19 (6.81%) Business Intelligence
7 18 (6.45%) Disaster Recovery
7 18 (6.45%) Mentoring
8 17 (6.09%) Business Continuity
8 17 (6.09%) Cybersecurity
8 17 (6.09%) Database Tuning
8 17 (6.09%) ETL Development
8 17 (6.09%) Inmon Methodology
8 17 (6.09%) Kimball Methodology
8 17 (6.09%) Performance Tuning
8 17 (6.09%) Unit Testing
Programming Languages
1 53 (19.00%) PowerShell
2 34 (12.19%) SQL
3 25 (8.96%) Python
4 17 (6.09%) T-SQL
4 17 (6.09%) VBA
5 10 (3.58%) Java
6 9 (3.23%) VBScript
7 4 (1.43%) C
7 4 (1.43%) C#
7 4 (1.43%) Shell Script
7 4 (1.43%) VB
8 2 (0.72%) C++
9 1 (0.36%) AWK
9 1 (0.36%) Bash Shell
9 1 (0.36%) Go
9 1 (0.36%) Ruby
9 1 (0.36%) Rust
9 1 (0.36%) VB.NET
Qualifications
1 47 (16.85%) Cisco Certification
2 34 (12.19%) CCNP
3 31 (11.11%) Degree
4 22 (7.89%) Security Cleared
5 19 (6.81%) CCNA
6 18 (6.45%) SC Cleared
7 15 (5.38%) ITIL Certification
7 15 (5.38%) Microsoft Certification
8 11 (3.94%) CISM
8 11 (3.94%) CISSP
9 10 (3.58%) CCSA
9 10 (3.58%) VMware Certified Professional (VCP)
10 8 (2.87%) MCP
10 8 (2.87%) MCSE
11 6 (2.15%) CCSE
11 6 (2.15%) GCIA
11 6 (2.15%) GCIH
11 6 (2.15%) GSEC
11 6 (2.15%) SSCP
12 5 (1.79%) DV Cleared
Quality Assurance & Compliance
1 29 (10.39%) ISO/IEC 27001
2 21 (7.53%) SLA
3 12 (4.30%) PCI DSS
4 9 (3.23%) GDPR
5 3 (1.08%) PMO
6 2 (0.72%) Cyber Essentials
6 2 (0.72%) Cyber Essentials PLUS
6 2 (0.72%) QA
7 1 (0.36%) Government Security Classifications
System Software
1 64 (22.94%) Active Directory
1 64 (22.94%) Hyper-V
2 52 (18.64%) VMware Infrastructure
3 16 (5.73%) VMware ESXi
4 13 (4.66%) VMware NSX
5 8 (2.87%) vSphere
6 5 (1.79%) Docker
6 5 (1.79%) ProxySG
7 2 (0.72%) Virtual Machines
8 1 (0.36%) Snort
8 1 (0.36%) Terminal Services
8 1 (0.36%) XenApp
Systems Management
1 18 (6.45%) vCenter Server
2 13 (4.66%) Opscode Chef
2 13 (4.66%) Puppet
2 13 (4.66%) vRealize
3 8 (2.87%) Backup Exec
3 8 (2.87%) Microsoft Intune
4 7 (2.51%) SCCM
5 6 (2.15%) FortiGate
6 4 (1.43%) Docker Swarm
6 4 (1.43%) Kubernetes
7 3 (1.08%) Nagios
7 3 (1.08%) Nessus
8 2 (0.72%) SCOM
8 2 (0.72%) Symantec Endpoint Protection
9 1 (0.36%) Ansible
9 1 (0.36%) Cisco CUCM
9 1 (0.36%) Norton AntiVirus
9 1 (0.36%) Symantec Enterprise Vault
9 1 (0.36%) Terraform
Vendors
1 117 (41.94%) Cisco
2 104 (37.28%) VMware
3 101 (36.20%) Citrix
4 92 (32.97%) Microsoft
5 80 (28.67%) CheckPoint
6 58 (20.79%) F5
7 49 (17.56%) Palo Alto
8 44 (15.77%) Juniper
9 40 (14.34%) Blue Coat
10 38 (13.62%) Fortinet
11 31 (11.11%) HP
12 30 (10.75%) Arista
13 24 (8.60%) Riverbed
13 24 (8.60%) SAP
14 17 (6.09%) Cognos
14 17 (6.09%) IBM
15 15 (5.38%) Dell
16 13 (4.66%) Avaya
16 13 (4.66%) Meraki
16 13 (4.66%) Veeam