The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for BIG-IP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited BIG-IP over the 3 months to 29 June 2017 with a comparison to the same period in the previous 2 years.

F5 Networks BIG-IP
London / City of London
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 220 255 308
Rank change year-on-year +35 +53  
Permanent jobs citing BIG-IP 15 12 17
As % of all permanent IT jobs advertised in the City of London 0.29% 0.19% 0.16%
As % of the Communications & Networking category 1.78% 1.14% 1.13%
Number of salaries quoted 15 11 13
Median salary £67,500 £66,000 £65,000
Median salary % change year-on-year +2.27% +1.53%  
90% offered a salary of more than £53,150 £55,000 £50,000
10% offered a salary of more than £75,000 £71,500 £73,750
UK excluding London median salary £60,000 £60,000 £45,000
% change year-on-year - +33.33%  

BIG-IP is in the communications and computer networking skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for communications and computer networking skills.

Communications & Computer Network Skills
City of London
Permanent job vacancies with a requirement for communications and computer networking skills 841 1052 1499
As % of all permanent IT job vacancies advertised in the City of London 16.40% 16.57% 14.50%
Number of salaries quoted 2544 2816 3650
Median salary £55,000 £55,000 £54,500
Median salary % change year-on-year - +0.91%  
90% offered a salary of more than £28,500 £31,250 £31,250
10% offered a salary of more than £75,000 £77,500 £72,500
UK excluding London median salary £42,500 £42,500 £41,500
% change year-on-year - +2.40%  

BIG-IP
Job Vacancy Trend in the City of London

Job postings citing BIG-IP as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for BIG-IP in the City of London

BIG-IP
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing BIG-IP in the City of London.

Salary trend for BIG-IP in the City of London

BIG-IP
Salary Histogram in the City of London

The salary distribution of IT jobs citing BIG-IP in the City of London over the 3 months to 29 June 2017.

Salary histogram for BIG-IP in the City of London

For the 6 months to 29 June 2017, IT jobs citing BIG-IP also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the City of London region with a requirement for BIG-IP.

1 28 (100.00%) F5
2 27 (96.43%) Cisco
3 25 (89.29%) BGP
3 25 (89.29%) Firewall
4 19 (67.86%) DNS
5 18 (64.29%) OSPF
6 17 (60.71%) Cisco Certification
7 16 (57.14%) Cisco IOS
8 15 (53.57%) CCNP
8 15 (53.57%) MPLS
9 14 (50.00%) Network Security
10 13 (46.43%) Network Design
10 13 (46.43%) Cisco Nexus
10 13 (46.43%) WAN
10 13 (46.43%) LAN
11 12 (42.86%) DHCP
11 12 (42.86%) VPN
11 12 (42.86%) CheckPoint
11 12 (42.86%) Wireless
11 12 (42.86%) VMware
11 12 (42.86%) VMware Infrastructure
11 12 (42.86%) Multicast
11 12 (42.86%) Cisco ASA
12 11 (39.29%) Load Balancing
12 11 (39.29%) F5 BIG-IP LTM
12 11 (39.29%) F5 BIG-IP GTM
13 10 (35.71%) DMVPN
14 9 (32.14%) CCNA
14 9 (32.14%) Data Centre
15 8 (28.57%) Finance

BIG-IP
Co-occurring IT Skills in the City of London 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 1 (3.57%) Exchange Server 2010
1 1 (3.57%) MS Exchange
Cloud Services
1 1 (3.57%) Cloud Computing
Communications & Networking
1 25 (89.29%) BGP
1 25 (89.29%) Firewall
2 19 (67.86%) DNS
3 18 (64.29%) OSPF
4 16 (57.14%) Cisco IOS
5 15 (53.57%) MPLS
6 14 (50.00%) Network Security
7 13 (46.43%) Cisco Nexus
7 13 (46.43%) LAN
7 13 (46.43%) WAN
8 12 (42.86%) Cisco ASA
8 12 (42.86%) DHCP
8 12 (42.86%) Multicast
8 12 (42.86%) VPN
8 12 (42.86%) Wireless
9 11 (39.29%) F5 BIG-IP GTM
9 11 (39.29%) F5 BIG-IP LTM
10 10 (35.71%) DMVPN
11 7 (25.00%) FCoE
11 7 (25.00%) Fibre Channel
General
1 8 (28.57%) Finance
1 8 (28.57%) Financial Institution
2 6 (21.43%) Banking
2 6 (21.43%) Law
3 1 (3.57%) Telecoms
Job Titles
1 19 (67.86%) Network Engineer
2 8 (28.57%) Senior Network Engineer
3 6 (21.43%) Cisco Engineer
3 6 (21.43%) Cisco Network Engineer
3 6 (21.43%) Network Support
3 6 (21.43%) Network Support Engineer
3 6 (21.43%) Senior Cisco Engineer
3 6 (21.43%) Senior Cisco Network Engineer
3 6 (21.43%) Support Engineer
4 4 (14.29%) Check Point Specialist
4 4 (14.29%) Cisco Network Specialist
4 4 (14.29%) Cisco Security Specialist
4 4 (14.29%) Cisco Specialist
4 4 (14.29%) Network Security Specialist
4 4 (14.29%) Network Specialist
4 4 (14.29%) Security Specialist
5 3 (10.71%) Administrator
5 3 (10.71%) Network Administrator
5 3 (10.71%) Network Security Engineer
5 3 (10.71%) Security Engineer
Libraries, Frameworks & Software Standards
1 7 (25.00%) 802.1X
2 6 (21.43%) CSS
Miscellaneous
1 9 (32.14%) Data Centre
2 7 (25.00%) Clustering
3 4 (14.29%) Fat Client
3 4 (14.29%) Thin Client
4 1 (3.57%) Blackberry
4 1 (3.57%) Replication
Operating Systems
1 7 (25.00%) Linux
2 3 (10.71%) Windows
3 1 (3.57%) Windows Server
3 1 (3.57%) Windows Server 2008
3 1 (3.57%) Windows Server 2012
Processes & Methodologies
1 13 (46.43%) Network Design
2 11 (39.29%) Load Balancing
3 7 (25.00%) ITIL
4 4 (14.29%) E-Commerce
4 4 (14.29%) Line Management
4 4 (14.29%) Mentoring
5 2 (7.14%) Analytics
6 1 (3.57%) Business Continuity
6 1 (3.57%) Change Management
6 1 (3.57%) Disaster Recovery
6 1 (3.57%) Email Filtering
6 1 (3.57%) Kalman Filter
6 1 (3.57%) Security Management
6 1 (3.57%) Threat Management
6 1 (3.57%) Workflow
Programming Languages
1 2 (7.14%) Bash Shell
1 2 (7.14%) PowerShell
1 2 (7.14%) Python
1 2 (7.14%) Ruby
2 1 (3.57%) SQL
Qualifications
1 17 (60.71%) Cisco Certification
2 15 (53.57%) CCNP
3 9 (32.14%) CCNA
4 7 (25.00%) CCIE
4 7 (25.00%) CCSA
5 6 (21.43%) CCDA
6 5 (17.86%) CCSE
7 1 (3.57%) JNCIA
7 1 (3.57%) JNCIS
Quality Assurance & Compliance
1 1 (3.57%) QA
System Software
1 12 (42.86%) VMware Infrastructure
2 1 (3.57%) Active Directory
2 1 (3.57%) Virtual Machines
2 1 (3.57%) VMware ESXi
2 1 (3.57%) vSphere
Systems Management
1 1 (3.57%) Backup Exec
1 1 (3.57%) Norton AntiVirus
1 1 (3.57%) WSUS
Vendors
1 28 (100.00%) F5
2 27 (96.43%) Cisco
3 12 (42.86%) CheckPoint
3 12 (42.86%) VMware
4 7 (25.00%) Palo Alto
5 6 (21.43%) Microsoft
6 5 (17.86%) Blue Coat
6 5 (17.86%) Juniper
7 4 (14.29%) Citrix
7 4 (14.29%) Imperva
7 4 (14.29%) Infoblox
8 2 (7.14%) Dell
9 1 (3.57%) ArcSight
9 1 (3.57%) Avaya
9 1 (3.57%) Dell Compellent
9 1 (3.57%) Fortinet
9 1 (3.57%) NetApp
9 1 (3.57%) SolarWinds
9 1 (3.57%) Sophos
9 1 (3.57%) Symantec