Period
to 22 February 2018

The following table provides summary statistics for permanent job vacancies advertised in Croydon 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 22 February 2018 with a comparison to the same period in the previous 2 years.

Firewall
South London > Croydon
6 months to
22 Feb 2018
Same period 2017 Same period 2016
Rank 17 38 33
Rank change year-on-year +21 -5 +5
Permanent jobs citing Firewall 34 20 34
As % of all permanent IT jobs advertised in Croydon 8.40% 5.35% 6.97%
As % of the Communications & Networking category 40.00% 22.47% 27.64%
Number of salaries quoted 33 20 30
Croydon median annual salary £46,000 £46,250 £42,500
Median salary % change year-on-year -0.54% +8.82% +41.67%
10th Percentile £26,000 £31,500 £22,500
90th Percentile £57,500 £55,850 £57,625
South London median annual salary £45,000 £47,500 £42,500
% change year-on-year -5.26% +11.76% +13.33%

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 Croydon with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Croydon
Permanent vacancies with a requirement for communications or computer networking skills 85 89 123
As % of all permanent IT jobs advertised in Croydon 20.99% 23.80% 25.20%
Number of salaries quoted 72 82 115
Croydon median annual salary £46,000 £44,500 £42,500
Median salary % change year-on-year +3.37% +4.71% -
10th Percentile £25,000 £30,000 £22,700
90th Percentile £75,000 £58,750 £58,750
South London median annual salary £41,000 £43,750 £42,500
% change year-on-year -6.29% +2.94% +6.25%

Firewall
Job Vacancy Trend in Croydon

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

Job vacancy trend for Firewall in Croydon

Firewall
Salary Trend in Croydon

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

Salary trend for Firewall in Croydon

Firewall
Salary Histogram in Croydon

The salary distribution of IT jobs citing Firewall in Croydon over the 6 months to 22 February 2018.

Salary histogram for Firewall in Croydon

For the 6 months to 22 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 Croydon region with a requirement for Firewall.

1 21 (61.76%) Citrix
2 19 (55.88%) Active Directory
3 18 (52.94%) Microsoft
3 18 (52.94%) VMware
4 17 (50.00%) WAN
4 17 (50.00%) Microsoft Certification
4 17 (50.00%) Windows
5 15 (44.12%) LAN
5 15 (44.12%) ITIL
6 14 (41.18%) VMware Infrastructure
7 13 (38.24%) VPN
8 12 (35.29%) Cisco
9 10 (29.41%) MCSA
10 9 (26.47%) CheckPoint
10 9 (26.47%) DNS
10 9 (26.47%) DHCP
10 9 (26.47%) TCP/IP
10 9 (26.47%) Data Centre
11 8 (23.53%) FortiGate
11 8 (23.53%) Windows Server
11 8 (23.53%) Skype
11 8 (23.53%) SaaS
11 8 (23.53%) Unified Communications
11 8 (23.53%) ITIL V3
11 8 (23.53%) CCNP
11 8 (23.53%) CCNA
11 8 (23.53%) Cisco Certification
11 8 (23.53%) VoIP
11 8 (23.53%) MPLS
11 8 (23.53%) Configuration Management

Firewall
Co-occurring IT Skills in Croydon 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 7 (20.59%) Exchange Server 2013
1 7 (20.59%) MS Exchange
Applications
1 7 (20.59%) Microsoft Office
Cloud Services
1 8 (23.53%) SaaS
2 5 (14.71%) Microsoft Azure
3 4 (11.76%) Amazon AWS
4 1 (2.94%) Office 365
Communications & Networking
1 17 (50.00%) WAN
2 15 (44.12%) LAN
3 13 (38.24%) VPN
4 9 (26.47%) DHCP
4 9 (26.47%) DNS
4 9 (26.47%) TCP/IP
5 8 (23.53%) IPsec
5 8 (23.53%) MPLS
5 8 (23.53%) Skype
5 8 (23.53%) Unified Communications
5 8 (23.53%) VoIP
6 7 (20.59%) NetScaler
6 7 (20.59%) Network Security
6 7 (20.59%) Remote Desktop
6 7 (20.59%) SAN
7 2 (5.88%) Software-Defined Networking
8 1 (2.94%) BGP
8 1 (2.94%) EIGRP
8 1 (2.94%) Internet
8 1 (2.94%) OSPF
Development Applications
1 4 (11.76%) Atlassian Bamboo
1 4 (11.76%) Hudson
1 4 (11.76%) Jenkins
General
1 2 (5.88%) Finance
2 1 (2.94%) Advertising
Job Titles
1 10 (29.41%) Network Engineer
1 10 (29.41%) Support Engineer
2 8 (23.53%) 2nd Line Engineer
2 8 (23.53%) Senior Network Engineer
3 7 (20.59%) 2nd Line Support
3 7 (20.59%) 2nd Line Support Engineer
3 7 (20.59%) Infrastructure Manager
4 6 (17.65%) Citrix Engineer
4 6 (17.65%) Citrix Support
4 6 (17.65%) Citrix Support Engineer
4 6 (17.65%) Exchange Engineer
4 6 (17.65%) Exchange Support
4 6 (17.65%) VMware Engineer
4 6 (17.65%) VMware Support Engineer
5 4 (11.76%) Platform Engineer
6 3 (8.82%) IT Engineer
6 3 (8.82%) IT Support
6 3 (8.82%) Senior IT Engineer
6 3 (8.82%) Senior IT Support
6 3 (8.82%) Senior Support Engineer
Libraries, Frameworks & Software Standards
1 1 (2.94%) .NET
1 1 (2.94%) ASP.NET
1 1 (2.94%) HTML
Miscellaneous
1 9 (26.47%) Data Centre
2 4 (11.76%) Distributed Denial-of-Service
3 3 (8.82%) iPad
Operating Systems
1 17 (50.00%) Windows
2 8 (23.53%) Windows Server
3 7 (20.59%) Windows 10
3 7 (20.59%) Windows 8
3 7 (20.59%) Windows Server 2008
3 7 (20.59%) Windows XP
4 3 (8.82%) Mac OS X
Processes & Methodologies
1 15 (44.12%) ITIL
2 8 (23.53%) Configuration Management
2 8 (23.53%) ITIL V3
3 7 (20.59%) Performance Monitoring
4 5 (14.71%) High Availability
5 4 (11.76%) Agile Software Development
5 4 (11.76%) Benchmarking
5 4 (11.76%) Change Control
5 4 (11.76%) Continuous Integration
5 4 (11.76%) DevOps
5 4 (11.76%) Load Balancing
5 4 (11.76%) Microservices
5 4 (11.76%) Open Source
5 4 (11.76%) SIEM
6 2 (5.88%) Continuous Improvement
6 2 (5.88%) Security Operations
7 1 (2.94%) Digital Transformation Programme
7 1 (2.94%) Front End Development
7 1 (2.94%) IT Strategy
7 1 (2.94%) Proactive Monitoring
Programming Languages
1 4 (11.76%) Go
1 4 (11.76%) Java
1 4 (11.76%) Python
1 4 (11.76%) Ruby
2 1 (2.94%) JavaScript
2 1 (2.94%) SQL
Qualifications
1 17 (50.00%) Microsoft Certification
2 10 (29.41%) MCSA
3 8 (23.53%) CCNA
3 8 (23.53%) CCNP
3 8 (23.53%) Cisco Certification
4 7 (20.59%) CCA
4 7 (20.59%) Citrix Certification
5 4 (11.76%) SC Cleared
5 4 (11.76%) Security Cleared
6 3 (8.82%) DBS Check
6 3 (8.82%) MCP
6 3 (8.82%) MCSE
6 3 (8.82%) MCTS
Quality Assurance & Compliance
1 2 (5.88%) ISO/IEC 20000
1 2 (5.88%) ISO/IEC 27001
1 2 (5.88%) PCI DSS
2 1 (2.94%) SLA
System Software
1 19 (55.88%) Active Directory
2 14 (41.18%) VMware Infrastructure
3 7 (20.59%) XenDesktop
4 3 (8.82%) Hyper-V
Systems Management
1 8 (23.53%) FortiGate
2 4 (11.76%) Ansible
2 4 (11.76%) Opscode Chef
2 4 (11.76%) Puppet
2 4 (11.76%) Salt
Vendors
1 21 (61.76%) Citrix
2 18 (52.94%) Microsoft
2 18 (52.94%) VMware
3 12 (35.29%) Cisco
4 9 (26.47%) CheckPoint
5 3 (8.82%) Apple
6 1 (2.94%) Extreme Networks
6 1 (2.94%) Huawei
6 1 (2.94%) Juniper
6 1 (2.94%) Meraki
6 1 (2.94%) Palo Alto
6 1 (2.94%) SonicWALL