Period
to 26 March 2019

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire 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 26 March 2019 with a comparison to the same period in the previous 2 years.

Transmission Control Protocol/Internet Protocol (TCP/IP)
East of England > Hertfordshire
6 months to
26 Mar 2019
Same period 2018 Same period 2017
Rank 56 72 113
Rank change year-on-year +16 +41 -51
Permanent jobs citing TCP/IP 144 190 101
As % of all permanent IT jobs advertised in Hertfordshire 4.45% 3.84% 2.25%
As % of the Communications & Networking category 20.84% 18.39% 14.55%
Number of salaries quoted 100 150 87
Hertfordshire median annual salary £45,000 £43,750 £30,000
Median salary % change year-on-year +2.86% +45.83% -1.64%
10th Percentile £24,000 £23,500 £20,300
90th Percentile £61,250 £67,750 £56,250
East of England median annual salary £37,500 £42,500 £42,500
% change year-on-year -11.76% - -

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 Hertfordshire with a requirement for communications or computer networking skills.

All Communications and Computer Networking Skills
Hertfordshire
Permanent vacancies with a requirement for communications or computer networking skills 691 1,033 694
As % of all permanent IT jobs advertised in Hertfordshire 21.37% 20.88% 15.47%
Number of salaries quoted 531 838 513
Hertfordshire median annual salary £45,000 £47,500 £43,000
Median salary % change year-on-year -5.26% +10.47% +1.18%
10th Percentile £25,500 £23,925 £23,050
90th Percentile £67,500 £71,250 £66,250
East of England median annual salary £42,500 £45,000 £45,000
% change year-on-year -5.56% - +5.88%

TCP/IP
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for TCP/IP in Hertfordshire

TCP/IP
Salary Trend in Hertfordshire

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

Salary trend for TCP/IP in Hertfordshire

TCP/IP
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing TCP/IP in Hertfordshire over the 6 months to 26 March 2019.

Salary histogram for TCP/IP in Hertfordshire

TCP/IP
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing TCP/IP within the Hertfordshire region over the 6 months to 26 March 2019. 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
Job
Vacancies
Hatfield +26 40 £52,500 -12.50%
Waltham Cross - 19 £55,000 - 1
Welwyn Garden City -2 17 - -
Hemel Hempstead +31 15 £30,000 -
Cheshunt - 12 £47,500 -
Hertford - 8 £24,000 -
Borehamwood +3 5 £22,500 -10.89%
Watford -6 5 £25,000 -61.54%
Stevenage +2 4 £19,500 -18.75%
St Albans +20 1 £28,000 -53.33% 1
Hitchin -1 1 £24,000 +23.08%
TCP/IP
East of England

For the 6 months to 26 March 2019, IT jobs citing TCP/IP 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 Hertfordshire region with a requirement for TCP/IP.

1 81 (56.25%) DHCP
2 79 (54.86%) DNS
3 74 (51.39%) Windows
4 57 (39.58%) Linux
5 56 (38.89%) Microsoft
6 55 (38.19%) Python
7 51 (35.42%) Active Directory
8 42 (29.17%) Firewall
9 39 (27.08%) Office 365
10 36 (25.00%) SQL Server
11 35 (24.31%) HTTP
11 35 (24.31%) Internet
11 35 (24.31%) Analytical Skills
12 33 (22.92%) VMware
13 32 (22.22%) Self-Motivation
14 30 (20.83%) Windows Server
14 30 (20.83%) Microsoft Azure
15 29 (20.14%) C++
16 28 (19.44%) Hyper-V
17 27 (18.75%) Amazon AWS
18 24 (16.67%) Telecoms
18 24 (16.67%) SNMP
19 23 (15.97%) VMware Infrastructure
19 23 (15.97%) Windows 10
20 22 (15.28%) Data Centre
20 22 (15.28%) C
21 21 (14.58%) VPN
21 21 (14.58%) PowerShell
21 21 (14.58%) Windows 7
22 20 (13.89%) Degree

TCP/IP
Co-occurring IT Skills in Hertfordshire 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 18 (12.50%) MS Exchange
2 7 (4.86%) Apache
2 7 (4.86%) IIS
2 7 (4.86%) OpenStack
3 6 (4.17%) Elasticsearch
4 2 (1.39%) Exchange Server 2010
4 2 (1.39%) Exchange Server 2013
4 2 (1.39%) GlassFish
4 2 (1.39%) JBoss
4 2 (1.39%) MQSeries
4 2 (1.39%) Oracle SOA Suite
4 2 (1.39%) Skype for Business
4 2 (1.39%) WebLogic
4 2 (1.39%) WebSphere
5 1 (0.69%) CICS
Applications
1 10 (6.94%) Microsoft Office
2 1 (0.69%) AutoCAD
Cloud Services
1 39 (27.08%) Office 365
2 30 (20.83%) Microsoft Azure
3 27 (18.75%) Amazon AWS
4 11 (7.64%) Cloud Computing
4 11 (7.64%) GitHub
5 8 (5.56%) Amazon EC2
5 8 (5.56%) AWS CloudFormation
6 6 (4.17%) Amazon CloudWatch
6 6 (4.17%) Amazon Glacier
6 6 (4.17%) Amazon S3
6 6 (4.17%) Amazon SQS
6 6 (4.17%) AWS CloudTrail
6 6 (4.17%) Virtual Private Cloud
7 5 (3.47%) Google Cloud Platform
8 4 (2.78%) SaaS
9 3 (2.08%) IaaS
10 2 (1.39%) OneDrive
10 2 (1.39%) PaaS
Communications & Networking
1 81 (56.25%) DHCP
2 79 (54.86%) DNS
3 42 (29.17%) Firewall
4 35 (24.31%) HTTP
4 35 (24.31%) Internet
5 24 (16.67%) SNMP
6 21 (14.58%) VPN
7 19 (13.19%) VoIP
8 16 (11.11%) ICMP
9 15 (10.42%) LAN
10 14 (9.72%) Wireless
11 12 (8.33%) SMTP
12 11 (7.64%) IPv4
12 11 (7.64%) PBX
12 11 (7.64%) VoLTE
12 11 (7.64%) WAN
13 9 (6.25%) MPLS
14 7 (4.86%) IPv6
14 7 (4.86%) VLAN
14 7 (4.86%) Wi-Fi
Database & Business Intelligence
1 36 (25.00%) SQL Server
2 6 (4.17%) Amazon RDS
3 2 (1.39%) MySQL
3 2 (1.39%) Power BI
4 1 (0.69%) DB2
Development Applications
1 19 (13.19%) Visual Studio
2 13 (9.03%) Team Foundation Server
3 11 (7.64%) Jenkins
3 11 (7.64%) JIRA
4 10 (6.94%) Eclipse
5 6 (4.17%) GDB
5 6 (4.17%) Subversion
5 6 (4.17%) Valgrind
General
1 24 (16.67%) Telecoms
2 13 (9.03%) Retail
3 9 (6.25%) Finance
4 6 (4.17%) Advertising
5 2 (1.39%) Electronics
5 2 (1.39%) French Language
5 2 (1.39%) German Language
5 2 (1.39%) Swedish Language
6 1 (0.69%) Back Office
6 1 (0.69%) Billing
Job Titles
1 33 (22.92%) Analyst
2 20 (13.89%) IT Analyst
2 20 (13.89%) Support Analyst
3 18 (12.50%) IT Support
4 16 (11.11%) Software Engineer
5 15 (10.42%) 2nd Line Support
5 15 (10.42%) IT Support Analyst
5 15 (10.42%) Network Engineer
6 14 (9.72%) 2nd Line Support Analyst
7 13 (9.03%) 2nd Line Engineer
7 13 (9.03%) Developer
8 12 (8.33%) Software Developer
9 11 (7.64%) Security Engineer
9 11 (7.64%) SIEM Engineer
9 11 (7.64%) SOC Engineer
10 10 (6.94%) AWS Specialist
10 10 (6.94%) Embedded Engineer
10 10 (6.94%) Embedded Software Engineer
11 8 (5.56%) C Software Engineer
11 8 (5.56%) Embedded C Software Engineer
Libraries, Frameworks & Software Standards
1 19 (13.19%) XML
2 13 (9.03%) .NET
2 13 (9.03%) ASP.NET
2 13 (9.03%) CSS
2 13 (9.03%) HTML
2 13 (9.03%) JSON
2 13 (9.03%) KnockoutJS
3 11 (7.64%) Flash
4 10 (6.94%) YAML
5 8 (5.56%) ActiveMQ
5 8 (5.56%) Web Services
6 6 (4.17%) FreeSWITCH
7 5 (3.47%) Elastic Stack
7 5 (3.47%) Velocity
8 2 (1.39%) EJB
8 2 (1.39%) EJB 3.0
8 2 (1.39%) Java EE
8 2 (1.39%) Java SE
8 2 (1.39%) JMS
8 2 (1.39%) WebSphere MQ
Miscellaneous
1 35 (24.31%) Analytical Skills
2 32 (22.22%) Self-Motivation
3 22 (15.28%) Data Centre
4 10 (6.94%) Management Information System
4 10 (6.94%) Security Operations Centre
5 9 (6.25%) Driving Licence
6 7 (4.86%) Linux Command Line
7 6 (4.17%) Greenfield Project
8 5 (3.47%) Cyber Kill Chain
8 5 (3.47%) Enterprise Software
9 3 (2.08%) Replication
10 2 (1.39%) e-Health
10 2 (1.39%) Hybrid Cloud
10 2 (1.39%) iPhone
11 1 (0.69%) Clustering
11 1 (0.69%) EMC VNX
11 1 (0.69%) EPoS
11 1 (0.69%) Mainframe
11 1 (0.69%) Smartphone
11 1 (0.69%) Virtual Team
Operating Systems
1 74 (51.39%) Windows
2 57 (39.58%) Linux
3 30 (20.83%) Windows Server
4 23 (15.97%) Windows 10
5 21 (14.58%) Windows 7
6 16 (11.11%) Mac OS X
7 14 (9.72%) Unix
7 14 (9.72%) Windows Server 2008
8 13 (9.03%) Windows 8
8 13 (9.03%) Windows Server 2012
9 5 (3.47%) Kali Linux
10 3 (2.08%) Windows Server 2003
11 2 (1.39%) Android
12 1 (0.69%) zOS
Processes & Methodologies
1 19 (13.19%) OO
1 19 (13.19%) Problem-Solving
1 19 (13.19%) Software Engineering
2 18 (12.50%) Agile Software Development
3 16 (11.11%) DevOps
3 16 (11.11%) Information Security
3 16 (11.11%) SIEM
3 16 (11.11%) Technical Analysis
4 14 (9.72%) Customer-Centricity
4 14 (9.72%) Migration
5 11 (7.64%) Analytical Thinking
5 11 (7.64%) Critical Thinking
5 11 (7.64%) Performance Monitoring
6 10 (6.94%) Application Performance Monitoring
6 10 (6.94%) Defect Tracking
6 10 (6.94%) Identity Access Management
6 10 (6.94%) Infrastructure Engineering
6 10 (6.94%) ITIL
6 10 (6.94%) Security Architecture
6 10 (6.94%) Security Operations
Programming Languages
1 55 (38.19%) Python
2 29 (20.14%) C++
3 22 (15.28%) C
4 21 (14.58%) PowerShell
5 19 (13.19%) Java
6 18 (12.50%) Bash Shell
7 16 (11.11%) Perl
8 13 (9.03%) C#
8 13 (9.03%) JavaScript
8 13 (9.03%) TypeScript
9 12 (8.33%) SQL
10 10 (6.94%) Embedded C
10 10 (6.94%) Embedded C++
10 10 (6.94%) VBScript
11 7 (4.86%) Shell Script
11 7 (4.86%) T-SQL
12 2 (1.39%) AWK
13 1 (0.69%) JCL
Qualifications
1 20 (13.89%) Cisco Certification
1 20 (13.89%) Degree
2 18 (12.50%) CCNA
3 16 (11.11%) GCIA
3 16 (11.11%) GCIH
3 16 (11.11%) GSEC
3 16 (11.11%) SSCP
4 14 (9.72%) SC Cleared
4 14 (9.72%) Security Cleared
5 12 (8.33%) Microsoft Certification
6 10 (6.94%) CCNP
7 8 (5.56%) CCIE
8 7 (4.86%) CCDA
8 7 (4.86%) CCDP
9 6 (4.17%) AWS Certification
9 6 (4.17%) CCENT
10 5 (3.47%) CEH
10 5 (3.47%) CompTIA Security+
10 5 (3.47%) Network+ Certification
10 5 (3.47%) OSCP
Quality Assurance & Compliance
1 2 (1.39%) HIPAA
1 2 (1.39%) ISO/IEC 27001
1 2 (1.39%) PCI DSS
1 2 (1.39%) SLA
System Software
1 51 (35.42%) Active Directory
2 28 (19.44%) Hyper-V
3 23 (15.97%) VMware Infrastructure
4 13 (9.03%) VirtualBox
5 6 (4.17%) KVM
6 5 (3.47%) VMware ESXi
7 3 (2.08%) vSphere
8 2 (1.39%) Terminal Services
8 2 (1.39%) Xen
9 1 (0.69%) Job Entry Subsystem
9 1 (0.69%) Microsoft Virtual Server
9 1 (0.69%) Time Sharing Option
9 1 (0.69%) Virtual Servers
9 1 (0.69%) XenApp
Systems Management
1 8 (5.56%) SCCM
2 5 (3.47%) Puppet
2 5 (3.47%) QRadar
3 4 (2.78%) Opscode Chef
4 3 (2.08%) Ansible
5 2 (1.39%) SCOM
5 2 (1.39%) WSUS
6 1 (0.69%) Microsoft Clustering
6 1 (0.69%) Norton AntiVirus
6 1 (0.69%) Tivoli
6 1 (0.69%) Tivoli Storage Manager
Vendors
1 56 (38.89%) Microsoft
2 33 (22.92%) VMware
3 20 (13.89%) Juniper
4 18 (12.50%) Cisco
5 16 (11.11%) Splunk
6 10 (6.94%) Xilinx
7 7 (4.86%) BroadSoft
7 7 (4.86%) Fortinet
7 7 (4.86%) Huawei
8 6 (4.17%) BT
9 4 (2.78%) IBM
10 2 (1.39%) Dell
10 2 (1.39%) Meraki
10 2 (1.39%) Oracle
10 2 (1.39%) Salesforce.com
10 2 (1.39%) Veeam
10 2 (1.39%) Zoho
11 1 (0.69%) 3PAR
11 1 (0.69%) Rackspace
11 1 (0.69%) Samsung