Firewall Jobs in Hertfordshire

Firewall
East of England > Hertfordshire

The table below provides summary statistics for permanent job vacancies advertised in Hertfordshire requiring Firewall skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited Firewall over the 6 months leading up to 11 May 2025, comparing them to the same period in the previous two years.

6 months to
11 May 2025
Same period 2024 Same period 2023
Rank 38 33 83
Rank change year-on-year -5 +50 -9
Permanent jobs citing Firewall 49 104 51
As % of all permanent jobs advertised in Hertfordshire 5.86% 5.25% 2.76%
As % of the Communications & Networking category 28.65% 28.18% 12.00%
Number of salaries quoted 40 102 39
10th Percentile £39,625 £26,000 £26,350
25th Percentile £41,280 £39,750 £33,625
Median annual salary (50th Percentile) £62,000 £45,000 £42,500
Median % change year-on-year +37.78% +5.88% -15.00%
75th Percentile £70,000 £50,000 £49,875
90th Percentile £75,000 £53,625 £53,000
East of England median annual salary £47,500 £41,500 £42,500
% change year-on-year +14.46% -2.35% -15.00%

All Communications and Computer Networking Skills
Hertfordshire

Firewall falls under the Communications and Computer Networking category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring communications or computer networking skills in Hertfordshire.

Permanent vacancies with a requirement for communications or computer networking skills 171 369 425
As % of all permanent jobs advertised in Hertfordshire 20.45% 18.63% 23.04%
Number of salaries quoted 92 295 152
10th Percentile £34,900 £24,250 £23,000
25th Percentile £41,250 £26,250 £30,469
Median annual salary (50th Percentile) £52,500 £45,000 £42,500
Median % change year-on-year +16.67% +5.88% -7.61%
75th Percentile £63,563 £57,500 £52,500
90th Percentile £73,625 £68,750 £62,500
East of England median annual salary £45,000 £42,500 £42,500
% change year-on-year +5.88% - -15.00%

Firewall
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for Firewall in Hertfordshire

Firewall
Salary Trend in Hertfordshire

3-month moving average salary quoted in jobs citing Firewall in Hertfordshire.

Salary trend for Firewall in Hertfordshire

Firewall
Salary Histogram in Hertfordshire

Salary distribution for jobs citing Firewall in Hertfordshire over the 6 months to 11 May 2025.

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 11 May 2025. 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
Jobs
Hemel Hempstead +23 12 £62,000 +24.00% 17
Borehamwood +7 9 £40,000 - 2
Stevenage -5 6 £42,085 -11.40% 10
Hertford +11 4 £73,750 +173.15% 2
St Albans +13 2 £61,250 +44.12%
Hitchin +10 1 £45,000 +12.50% 3
Watford -1 1 £42,500 -12.82% 4
Firewall
East of England

Firewall
Co-occurring Skills and Capabilities in Hertfordshire by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 16 (32.65%) Microsoft Exchange
2 7 (14.29%) SharePoint
3 1 (2.04%) Adobe Experience Manager
Applications
1 5 (10.20%) Microsoft Office
2 1 (2.04%) Microsoft Excel
Business Applications
1 1 (2.04%) Dynamics GP
1 1 (2.04%) Sprinklr
Cloud Services
1 22 (44.90%) Azure
2 18 (36.73%) Microsoft 365
3 9 (18.37%) Azure Logic Apps
3 9 (18.37%) Entra ID
3 9 (18.37%) Power Platform
3 9 (18.37%) PowerApps
4 6 (12.24%) AWS
5 4 (8.16%) Mimecast
6 2 (4.08%) Amazon EC2
6 2 (4.08%) Dynamics 365
7 1 (2.04%) Amazon CloudWatch
7 1 (2.04%) Amazon EMR
7 1 (2.04%) Amazon S3
7 1 (2.04%) AWS CloudFormation
7 1 (2.04%) AWS Lambda
7 1 (2.04%) OneDrive
7 1 (2.04%) Rubrik
7 1 (2.04%) SaaS
7 1 (2.04%) Serverless
7 1 (2.04%) Virtual Private Cloud
Communications & Networking
1 17 (34.69%) WAN
2 15 (30.61%) LAN
2 15 (30.61%) VPN
3 14 (28.57%) TCP/IP
4 9 (18.37%) FTP
4 9 (18.37%) HTTP
4 9 (18.37%) Network Security
4 9 (18.37%) SMTP
5 8 (16.33%) DNS
5 8 (16.33%) Internet
6 5 (10.20%) DHCP
7 4 (8.16%) VLAN
8 3 (6.12%) Intrusion Detection
8 3 (6.12%) Wi-Fi
9 2 (4.08%) Converged Networks
9 2 (4.08%) LLU
9 2 (4.08%) PBX
9 2 (4.08%) xDSL
10 1 (2.04%) Remote Desktop
Database & Business Intelligence
1 8 (16.33%) SQL Server
2 7 (14.29%) Relational Database
3 2 (4.08%) Azure SQL Database
4 1 (2.04%) Amazon RDS
4 1 (2.04%) Amazon Redshift
4 1 (2.04%) Big Data
4 1 (2.04%) MariaDB
4 1 (2.04%) MySQL
Development Applications
1 1 (2.04%) Bitbucket
1 1 (2.04%) Git
1 1 (2.04%) Jenkins
1 1 (2.04%) Subversion
General
1 4 (8.16%) Local Government
1 4 (8.16%) Social Skills
2 3 (6.12%) Aerospace
2 3 (6.12%) Retail
3 2 (4.08%) Manufacturing
4 1 (2.04%) Back Office
4 1 (2.04%) Documentation Skills
4 1 (2.04%) Finance
4 1 (2.04%) Inclusion and Diversity
4 1 (2.04%) Public Sector
Job Titles
1 10 (20.41%) Infrastructure Engineer
1 10 (20.41%) Lead
2 9 (18.37%) Senior
3 7 (14.29%) Azure Engineer
3 7 (14.29%) Azure Infrastructure Engineer
3 7 (14.29%) Cloud Engineer
3 7 (14.29%) Cloud Infrastructure Engineer
3 7 (14.29%) Technical Support
4 6 (12.24%) Administrator
4 6 (12.24%) Analyst
4 6 (12.24%) Systems Administrator
5 5 (10.20%) 1st Line Support
5 5 (10.20%) 1st Line Support Analyst
5 5 (10.20%) 1st Line Technical Support
5 5 (10.20%) Project Engineer
5 5 (10.20%) Support Analyst
5 5 (10.20%) Technical Analyst
5 5 (10.20%) Technical Support Analyst
6 4 (8.16%) Cybersecurity Engineer
6 4 (8.16%) Senior Systems Administrator
Libraries, Frameworks & Software Standards
1 12 (24.49%) LDAP
2 1 (2.04%) Akka
2 1 (2.04%) SAML
2 1 (2.04%) ServiceStack
Miscellaneous
1 10 (20.41%) Security Operations Centre
2 9 (18.37%) Client/Server
3 8 (16.33%) Data Centre
4 2 (4.08%) Cyber Defence
5 1 (2.04%) MISP
5 1 (2.04%) Onboarding
5 1 (2.04%) Robotics
5 1 (2.04%) Video Conferencing
Operating Systems
1 31 (63.27%) Windows
2 22 (44.90%) Windows Server
3 10 (20.41%) Linux
4 6 (12.24%) Windows Server 2019
5 5 (10.20%) Mac OS
6 4 (8.16%) Windows 10
7 2 (4.08%) VMS
7 2 (4.08%) Windows Server 2016
8 1 (2.04%) CentOS
8 1 (2.04%) Rocky
8 1 (2.04%) SUSE
8 1 (2.04%) Unix
Processes & Methodologies
1 10 (20.41%) Customer Service
1 10 (20.41%) Infrastructure Engineering
1 10 (20.41%) Security Operations
1 10 (20.41%) SIEM
2 9 (18.37%) MITRE ATT&CK
3 8 (16.33%) Cybersecurity
3 8 (16.33%) ITIL
3 8 (16.33%) Malware Analysis
3 8 (16.33%) People Management
3 8 (16.33%) Reverse Engineering
3 8 (16.33%) Roadmaps
3 8 (16.33%) Use Case
4 7 (14.29%) Blue Team
4 7 (14.29%) Cloud Security
4 7 (14.29%) Cost Management
4 7 (14.29%) Incident Response
4 7 (14.29%) Line Management
4 7 (14.29%) Performance Optimisation
4 7 (14.29%) Technology Roadmap
5 6 (12.24%) Problem-Solving
Programming Languages
1 15 (30.61%) Python
2 13 (26.53%) PowerShell
3 12 (24.49%) Bash
4 7 (14.29%) C++
5 6 (12.24%) Perl
6 2 (4.08%) SQL
7 1 (2.04%) C
7 1 (2.04%) C#
7 1 (2.04%) Java
Qualifications
1 9 (18.37%) Security Cleared
2 8 (16.33%) DV Cleared
3 7 (14.29%) Microsoft Certification
4 6 (12.24%) SC Cleared
5 5 (10.20%) CREST Certified
5 5 (10.20%) Degree
6 4 (8.16%) CEH
6 4 (8.16%) CISM
6 4 (8.16%) CISSP
6 4 (8.16%) GIAC
6 4 (8.16%) ITIL Foundation Certificate
7 1 (2.04%) AWS Certification
7 1 (2.04%) Azure Certification
7 1 (2.04%) Computer Science Degree
7 1 (2.04%) GCIA
7 1 (2.04%) GCIH
Quality Assurance & Compliance
1 5 (10.20%) Cyber Essentials
1 5 (10.20%) ISO/IEC 27001
2 4 (8.16%) NCSC
2 4 (8.16%) NIST
2 4 (8.16%) PCI DSS
3 1 (2.04%) SLA
System Software
1 21 (42.86%) Active Directory
2 5 (10.20%) Virtual Desktop
3 3 (6.12%) Docker
4 2 (4.08%) Hyper-V
4 2 (4.08%) pfSense
5 1 (2.04%) VMware Infrastructure
Systems Management
1 10 (20.41%) Microsoft Intune
2 9 (18.37%) QRadar
3 4 (8.16%) FortiGate
3 4 (8.16%) Jamf Pro
3 4 (8.16%) Nessus
4 2 (4.08%) cPanel
4 2 (4.08%) Kubernetes
5 1 (2.04%) Ansible
5 1 (2.04%) Autotask
5 1 (2.04%) Computer Emergency Response Teams
5 1 (2.04%) NetBackup
5 1 (2.04%) Terraform
Vendors
1 36 (73.47%) Microsoft
2 10 (20.41%) Splunk
3 4 (8.16%) Qualys
3 4 (8.16%) Tenable
4 2 (4.08%) Cisco
4 2 (4.08%) Draytek
5 1 (2.04%) Adobe
5 1 (2.04%) Barracuda Networks
5 1 (2.04%) Commvault
5 1 (2.04%) LogRhythm
5 1 (2.04%) Oracle
5 1 (2.04%) Red Hat
5 1 (2.04%) SonicWALL
5 1 (2.04%) Sophos
5 1 (2.04%) VMware
5 1 (2.04%) WatchGuard
5 1 (2.04%) Zerto