Period
to 21 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Croydon with a requirement for TCP/IP skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited TCP/IP over the 6 months to 21 November 2017 with a comparison to the same period in the previous 2 years.

Transmission Control Protocol/Internet Protocol (TCP/IP)
South London > Croydon
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 37 23 47
Rank change year-on-year -14 +24 +6
Permanent jobs citing TCP/IP 17 40 15
As % of all permanent IT jobs advertised in Croydon 4.86% 9.20% 3.82%
As % of the Communications & Networking category 19.54% 28.17% 18.29%
Number of salaries quoted 17 41 10
Croydon median annual salary £37,000 £34,000 £27,000
Median salary % change year-on-year +8.82% +25.93% -22.30%
10th Percentile £15,750 £21,250 £22,425
90th Percentile £55,250 £50,000 £47,000
South London median annual salary £34,500 £33,000 £33,649
% change year-on-year +4.55% -1.93% -6.53%

TCP/IP 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 87 142 82
As % of all permanent IT jobs advertised in Croydon 24.86% 32.64% 20.87%
Number of salaries quoted 75 137 69
Croydon median annual salary £37,000 £44,000 £45,000
Median salary % change year-on-year -15.91% -2.22% -
10th Percentile £23,700 £24,500 £24,200
90th Percentile £62,250 £57,550 £59,000
South London median annual salary £40,000 £45,000 £42,500
% change year-on-year -11.11% +5.88% +6.25%

TCP/IP
Job Vacancy Trend in Croydon

Job postings citing TCP/IP as a percentage of all IT jobs advertised in Croydon.

Job vacancy trend for TCP/IP in Croydon

TCP/IP
Salary Trend in Croydon

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

Salary trend for TCP/IP in Croydon

TCP/IP
Salary Histogram in Croydon

The salary distribution of IT jobs citing TCP/IP in Croydon over the 6 months to 21 November 2017.

Salary histogram for TCP/IP in Croydon

For the 6 months to 21 November 2017, IT jobs citing TCP/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 Croydon region with a requirement for TCP/IP.

1 14 (82.35%) Cisco
1 14 (82.35%) DNS
2 13 (76.47%) Microsoft
2 13 (76.47%) DHCP
2 13 (76.47%) Windows
2 13 (76.47%) LAN
3 12 (70.59%) Citrix
3 12 (70.59%) Firewall
4 11 (64.71%) Active Directory
4 11 (64.71%) WAN
5 10 (58.82%) VPN
5 10 (58.82%) Windows Server
6 9 (52.94%) ITIL
7 7 (41.18%) Microsoft Office
7 7 (41.18%) VoIP
7 7 (41.18%) VMware
7 7 (41.18%) Windows Server 2008
8 6 (35.29%) Network Security
9 5 (29.41%) MPLS
9 5 (29.41%) CheckPoint
9 5 (29.41%) Clustering
9 5 (29.41%) IPsec
9 5 (29.41%) MS Exchange
9 5 (29.41%) CCNP
9 5 (29.41%) CCNA
9 5 (29.41%) Cisco Certification
9 5 (29.41%) Hyper-V
9 5 (29.41%) SaaS
9 5 (29.41%) Unified Communications
9 5 (29.41%) ITIL V3

TCP/IP
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 5 (29.41%) MS Exchange
2 4 (23.53%) Blackberry Enterprise Server
2 4 (23.53%) SharePoint
Applications
1 7 (41.18%) Microsoft Office
2 4 (23.53%) MS Visio
Cloud Services
1 5 (29.41%) SaaS
2 3 (17.65%) Office 365
3 1 (5.88%) Microsoft Azure
Communications & Networking
1 14 (82.35%) DNS
2 13 (76.47%) DHCP
2 13 (76.47%) LAN
3 12 (70.59%) Firewall
4 11 (64.71%) WAN
5 10 (58.82%) VPN
6 7 (41.18%) VoIP
7 6 (35.29%) Network Security
8 5 (29.41%) IPsec
8 5 (29.41%) MPLS
8 5 (29.41%) Skype
8 5 (29.41%) Unified Communications
9 1 (5.88%) HTTP
9 1 (5.88%) RTCP
9 1 (5.88%) RTP
9 1 (5.88%) SSH
9 1 (5.88%) SSL
9 1 (5.88%) STUN
Database & Business Intelligence
1 3 (17.65%) SQL Server
2 1 (5.88%) SQL Server 2012
General
1 2 (11.76%) Finance
Job Titles
1 6 (35.29%) Network Engineer
2 5 (29.41%) Senior Network Engineer
3 4 (23.53%) Analyst
3 4 (23.53%) Infrastructure Engineer
3 4 (23.53%) Wintel Engineer
3 4 (23.53%) Wintel Infrastructure Engineer
4 3 (17.65%) IT Support
4 3 (17.65%) Service Analyst
4 3 (17.65%) Service Desk Analyst
5 2 (11.76%) IT Engineer
5 2 (11.76%) IT Support Engineer
5 2 (11.76%) Junior
5 2 (11.76%) Junior IT Engineer
5 2 (11.76%) Junior IT Support
5 2 (11.76%) Junior Network Engineer
5 2 (11.76%) Junior Network Support Engineer
5 2 (11.76%) Junior Support Engineer
5 2 (11.76%) Support Engineer
5 2 (11.76%) Windows Engineer
5 2 (11.76%) Windows Support Engineer
Libraries, Frameworks & Software Standards
1 1 (5.88%) .NET
1 1 (5.88%) ASP.NET
1 1 (5.88%) FreeSWITCH
1 1 (5.88%) HTML
Miscellaneous
1 5 (29.41%) Clustering
1 5 (29.41%) Data Centre
2 4 (23.53%) Blackberry
3 2 (11.76%) Fintech
4 1 (5.88%) Replication
4 1 (5.88%) Social Media
Operating Systems
1 13 (76.47%) Windows
2 10 (58.82%) Windows Server
3 7 (41.18%) Windows Server 2008
4 5 (29.41%) Windows Server 2012
5 4 (23.53%) CentOS
5 4 (23.53%) Linux
6 2 (11.76%) Windows Server 2003
7 1 (5.88%) Apple iOS
7 1 (5.88%) CoreOS
7 1 (5.88%) Mac OS
Processes & Methodologies
1 9 (52.94%) ITIL
2 5 (29.41%) ITIL V3
2 5 (29.41%) Performance Monitoring
3 4 (23.53%) Data Management
3 4 (23.53%) Mentoring
3 4 (23.53%) Network Load Balancing
3 4 (23.53%) Performance Tuning
3 4 (23.53%) Server Virtualisation
3 4 (23.53%) Service Delivery
4 3 (17.65%) Security Management
5 2 (11.76%) Benchmarking
5 2 (11.76%) Change Control
5 2 (11.76%) Configuration Management
5 2 (11.76%) Security Operations
6 1 (5.88%) Front End Development
Programming Languages
1 3 (17.65%) SQL
2 1 (5.88%) Bash Shell
2 1 (5.88%) JavaScript
Qualifications
1 5 (29.41%) CCNA
1 5 (29.41%) CCNP
1 5 (29.41%) Cisco Certification
2 4 (23.53%) ITIL Foundation Certificate
3 2 (11.76%) MCP
4 1 (5.88%) Degree
Quality Assurance & Compliance
1 4 (23.53%) SLA
2 1 (5.88%) ISO/IEC 27001
System Software
1 11 (64.71%) Active Directory
2 5 (29.41%) Hyper-V
3 4 (23.53%) Firmware
3 4 (23.53%) ISA Server
3 4 (23.53%) VMware ESXi
3 4 (23.53%) VMware Infrastructure
3 4 (23.53%) XenDesktop
3 4 (23.53%) XenServer
4 3 (17.65%) XenApp
5 1 (5.88%) Docker
5 1 (5.88%) OpenSIPS
5 1 (5.88%) Xen
Systems Management
1 5 (29.41%) FortiGate
2 4 (23.53%) HP SIM
2 4 (23.53%) Microsoft Clustering
2 4 (23.53%) OpenView
2 4 (23.53%) SCOM
3 1 (5.88%) Nagios
Vendors
1 14 (82.35%) Cisco
2 13 (76.47%) Microsoft
3 12 (70.59%) Citrix
4 7 (41.18%) VMware
5 5 (29.41%) CheckPoint
6 4 (23.53%) Dell
6 4 (23.53%) HP
7 1 (5.88%) SonicWALL