Period
to 12 November 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 12 November 2018 with a comparison to the same period in the previous 2 years.

Firewall
South London > Croydon
6 months to
12 Nov 2018
Same period 2017 Same period 2016
Rank 41 15 23
Rank change year-on-year -26 +8 +20
Permanent jobs citing Firewall 24 42 39
As % of all permanent IT jobs advertised in Croydon 4.39% 12.17% 8.67%
As % of the Communications & Networking category 30.77% 48.84% 27.46%
Number of salaries quoted 21 40 40
Croydon median annual salary £50,000 £38,500 £45,000
Median salary % change year-on-year +29.87% -14.44% +5.88%
10th Percentile £45,000 £16,875 £27,675
90th Percentile £60,000 £57,500 £50,000
South London median annual salary £42,000 £38,750 £47,500
% change year-on-year +8.39% -18.42% +18.75%

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 78 86 142
As % of all permanent IT jobs advertised in Croydon 14.26% 24.93% 31.56%
Number of salaries quoted 64 75 138
Croydon median annual salary £48,000 £40,000 £44,000
Median salary % change year-on-year +20.00% -9.09% -2.22%
10th Percentile £21,500 £24,400 £24,500
90th Percentile £69,000 £62,250 £58,225
South London median annual salary £38,000 £40,000 £45,000
% change year-on-year -5.00% -11.11% +7.14%

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 12 November 2018.

Salary histogram for Firewall in Croydon

For the 6 months to 12 November 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 15 (62.50%) Windows
2 14 (58.33%) Microsoft Azure
3 12 (50.00%) Active Directory
4 11 (45.83%) Microsoft
4 11 (45.83%) VMware
5 10 (41.67%) PowerShell
6 9 (37.50%) Windows Server 2008
6 9 (37.50%) VMware Infrastructure
6 9 (37.50%) Office 365
6 9 (37.50%) Games
6 9 (37.50%) ITIL
6 9 (37.50%) Mentoring
6 9 (37.50%) Windows Server
7 8 (33.33%) DevOps
7 8 (33.33%) Mac OS X
7 8 (33.33%) Agile Software Development
8 7 (29.17%) Linux
8 7 (29.17%) Test Automation
8 7 (29.17%) Problem-Solving
9 6 (25.00%) Master's Degree
9 6 (25.00%) Windows 10
9 6 (25.00%) vCenter Server
9 6 (25.00%) Windows 7
9 6 (25.00%) Apple iOS
9 6 (25.00%) Windows Server 2012
9 6 (25.00%) VoIP
9 6 (25.00%) Microsoft Certification
9 6 (25.00%) ISO/IEC 27001
9 6 (25.00%) Degree
10 5 (20.83%) Change 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 4 (16.67%) IIS
2 3 (12.50%) MS Exchange
Cloud Services
1 14 (58.33%) Microsoft Azure
2 9 (37.50%) Office 365
3 5 (20.83%) Amazon AWS
3 5 (20.83%) IaaS
3 5 (20.83%) SaaS
4 1 (4.17%) Cloud Computing
4 1 (4.17%) PaaS
Communications & Networking
1 6 (25.00%) VoIP
2 4 (16.67%) DNS
2 4 (16.67%) SAN
2 4 (16.67%) TCP/IP
3 1 (4.17%) BGP
3 1 (4.17%) Cisco ASA
3 1 (4.17%) DHCP
3 1 (4.17%) EIGRP
3 1 (4.17%) HSRP
3 1 (4.17%) OSPF
3 1 (4.17%) VPN
3 1 (4.17%) VRRP
3 1 (4.17%) WAN
3 1 (4.17%) Wi-Fi
3 1 (4.17%) Wireless
Development Applications
1 4 (16.67%) Octopus Deploy
1 4 (16.67%) TeamCity
2 1 (4.17%) Atlassian Bamboo
2 1 (4.17%) Hudson
2 1 (4.17%) Jenkins
2 1 (4.17%) Vagrant
General
1 9 (37.50%) Games
2 5 (20.83%) Finance
3 4 (16.67%) Pharmaceutical
3 4 (16.67%) Retail
Job Titles
1 6 (25.00%) IT Manager
2 5 (20.83%) Platform Engineer
2 5 (20.83%) Support Engineer
3 4 (16.67%) Analyst
3 4 (16.67%) Cybersecurity Analyst
3 4 (16.67%) DevOps Engineer
3 4 (16.67%) Security Analyst
4 3 (12.50%) 3rd Line Infrastructure Engineer
4 3 (12.50%) 3rd Line Infrastructure Support
4 3 (12.50%) 3rd Line Support
4 3 (12.50%) 3rd Line Support Engineer
4 3 (12.50%) Cloud Engineer
4 3 (12.50%) Cloud Infrastructure Engineer
4 3 (12.50%) Infrastructure Engineer
4 3 (12.50%) Infrastructure Support Engineer
4 3 (12.50%) Scrum Master
4 3 (12.50%) Systems Engineer
4 3 (12.50%) Systems Support
4 3 (12.50%) Systems Support Engineer
4 3 (12.50%) Windows Engineer
Libraries, Frameworks & Software Standards
1 4 (16.67%) Web Services
2 1 (4.17%) Elastic Stack
Miscellaneous
1 4 (16.67%) Self-Motivation
2 2 (8.33%) iPad
3 1 (4.17%) Analytical Skills
3 1 (4.17%) Computer Science
3 1 (4.17%) Distributed Denial-of-Service
Operating Systems
1 15 (62.50%) Windows
2 9 (37.50%) Windows Server
2 9 (37.50%) Windows Server 2008
3 8 (33.33%) Mac OS X
4 7 (29.17%) Linux
5 6 (25.00%) Apple iOS
5 6 (25.00%) Windows 10
5 6 (25.00%) Windows 7
5 6 (25.00%) Windows Server 2012
6 1 (4.17%) Windows 8
Processes & Methodologies
1 9 (37.50%) ITIL
1 9 (37.50%) Mentoring
2 8 (33.33%) Agile Software Development
2 8 (33.33%) DevOps
3 7 (29.17%) Problem-Solving
3 7 (29.17%) Test Automation
4 5 (20.83%) Budget Control
4 5 (20.83%) Change Management
4 5 (20.83%) Configuration Management
4 5 (20.83%) Disaster Recovery
4 5 (20.83%) High Availability
4 5 (20.83%) Project Management
5 4 (16.67%) Continuous Integration
5 4 (16.67%) CRM
5 4 (16.67%) Cybersecurity
5 4 (16.67%) E-Commerce
5 4 (16.67%) Risk Assessment
6 3 (12.50%) Infrastructure Engineering
6 3 (12.50%) Proactive Management
6 3 (12.50%) Ticket Management
Programming Languages
1 10 (41.67%) PowerShell
2 4 (16.67%) SQL
3 1 (4.17%) Go
3 1 (4.17%) Java
3 1 (4.17%) Python
3 1 (4.17%) Ruby
Qualifications
1 6 (25.00%) Degree
1 6 (25.00%) Master's Degree
1 6 (25.00%) Microsoft Certification
2 5 (20.83%) MCSA
2 5 (20.83%) MCSE
3 4 (16.67%) CISSP
3 4 (16.67%) CRISC
4 3 (12.50%) SC Cleared
4 3 (12.50%) Security Cleared
4 3 (12.50%) VMware Certified Professional (VCP)
5 2 (8.33%) DBS Check
5 2 (8.33%) MCP
5 2 (8.33%) MCTS
6 1 (4.17%) Computer Science Degree
6 1 (4.17%) RHCE
6 1 (4.17%) RHCSA
Quality Assurance & Compliance
1 6 (25.00%) ISO/IEC 27001
System Software
1 12 (50.00%) Active Directory
2 9 (37.50%) VMware Infrastructure
3 5 (20.83%) Hyper-V
4 3 (12.50%) vCloud
4 3 (12.50%) Virtual Machines
4 3 (12.50%) vSphere
4 3 (12.50%) XenApp
5 1 (4.17%) Docker
Systems Management
1 6 (25.00%) vCenter Server
2 5 (20.83%) Ansible
2 5 (20.83%) Opscode Chef
2 5 (20.83%) Puppet
3 3 (12.50%) FortiGate
3 3 (12.50%) HAProxy
3 3 (12.50%) SCCM
4 1 (4.17%) Consul
4 1 (4.17%) Docker Swarm
4 1 (4.17%) Grafana
4 1 (4.17%) Graphite
4 1 (4.17%) Kubernetes
4 1 (4.17%) Nagios
4 1 (4.17%) Opsview
4 1 (4.17%) Packer
4 1 (4.17%) Salt
4 1 (4.17%) Terraform
4 1 (4.17%) ZABBIX
Vendors
1 11 (45.83%) Microsoft
1 11 (45.83%) VMware
2 5 (20.83%) Palo Alto
3 3 (12.50%) Brocade
3 3 (12.50%) Citrix
3 3 (12.50%) EqualLogic
3 3 (12.50%) Nexenta
3 3 (12.50%) Nimble Storage
3 3 (12.50%) SonicWALL
3 3 (12.50%) Veeam
3 3 (12.50%) Vyatta
3 3 (12.50%) Zerto
4 2 (8.33%) Apple
5 1 (4.17%) Aruba
5 1 (4.17%) Cisco
5 1 (4.17%) Fortinet
5 1 (4.17%) Juniper
5 1 (4.17%) Perforce
5 1 (4.17%) Red Hat
5 1 (4.17%) Sony