Period
to 23 October 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 23 October 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
23 Oct 2019
Same period 2018 Same period 2017
Rank 47 50 80
Rank change year-on-year +3 +30 -6
Permanent jobs citing TCP/IP 125 204 155
As % of all permanent IT jobs advertised in Hertfordshire 5.22% 5.09% 3.64%
As % of the Communications & Networking category 22.12% 26.29% 18.00%
Number of salaries quoted 76 130 138
Hertfordshire median annual salary £50,000 £50,000 £35,000
Median salary % change year-on-year - +42.86% -21.35%
10th Percentile £27,500 £25,750 £21,250
90th Percentile £72,500 £72,875 £60,375
East of England median annual salary £45,000 £42,500 £38,875
% change year-on-year +5.88% +9.32% -8.53%

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 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 565 776 861
As % of all permanent IT jobs advertised in Hertfordshire 23.59% 19.38% 20.24%
Number of salaries quoted 400 552 727
Hertfordshire median annual salary £43,750 £47,500 £45,000
Median salary % change year-on-year -7.89% +5.56% -
10th Percentile £25,000 £27,500 £25,000
90th Percentile £68,750 £71,250 £67,500
East of England median annual salary £45,000 £45,000 £45,000

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 23 October 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 23 October 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
Watford +19 30 £70,000 +115.38% 6
Hemel Hempstead +15 20 £47,500 +58.33% 5
Welwyn Garden City +20 18 £52,500 +125.81% 1
Borehamwood +17 8 £35,000 +29.63% 3
Hatfield -12 5 £58,750 -2.08% 1
Cheshunt - 5 - -
St Albans +20 2 £35,000 +7.69% 7
Stevenage +1 2 £19,000 -49.33% 1
Letchworth - 1 £18,500 - 2
TCP/IP
East of England

For the 6 months to 23 October 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 69 (55.20%) DNS
2 60 (48.00%) Linux
3 49 (39.20%) Python
4 47 (37.60%) Puppet
5 46 (36.80%) Windows
6 40 (32.00%) Bash Shell
7 39 (31.20%) DHCP
8 35 (28.00%) DevOps
9 33 (26.40%) Jenkins
10 31 (24.80%) GCP
10 31 (24.80%) Firewall
10 31 (24.80%) Google
11 30 (24.00%) Azure
12 29 (23.20%) Git (software)
12 29 (23.20%) Ruby
13 27 (21.60%) Ansible
13 27 (21.60%) Problem-Solving
14 26 (20.80%) Artifactory
14 26 (20.80%) Sonatype Nexus
14 26 (20.80%) Load Balancing
14 26 (20.80%) Active Directory
15 25 (20.00%) Microsoft
16 24 (19.20%) Analytical Skills
16 24 (19.20%) Windows Server
17 23 (18.40%) Opscode Chef
17 23 (18.40%) Cisco Certification
17 23 (18.40%) Configuration Management
17 23 (18.40%) Continuous Integration
18 22 (17.60%) AWS
18 22 (17.60%) Software Engineering

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 15 (12.00%) MS Exchange
2 13 (10.40%) nginx
3 8 (6.40%) Exchange Server 2013
3 8 (6.40%) OpenStack
4 7 (5.60%) Elasticsearch
4 7 (5.60%) SharePoint
5 6 (4.80%) Exchange Server 2010
6 5 (4.00%) Exchange Server 2007
7 2 (1.60%) Apache
7 2 (1.60%) Confluence
8 1 (0.80%) GlassFish
8 1 (0.80%) IIS
8 1 (0.80%) JBoss
8 1 (0.80%) MQSeries
8 1 (0.80%) Oracle SOA Suite
8 1 (0.80%) WebLogic
8 1 (0.80%) WebSphere
Applications
1 11 (8.80%) Microsoft Office
Business Applications
1 1 (0.80%) Postilion
Cloud Services
1 31 (24.80%) GCP
2 30 (24.00%) Azure
3 22 (17.60%) AWS
4 18 (14.40%) Office 365
5 11 (8.80%) Cloud Computing
6 10 (8.00%) SaaS
7 8 (6.40%) Stackdriver
8 5 (4.00%) Mimecast
9 3 (2.40%) AWS CodePipeline
9 3 (2.40%) GitHub
10 1 (0.80%) Amazon EC2
10 1 (0.80%) AWS CloudFormation
10 1 (0.80%) AWS Elastic Beanstalk
10 1 (0.80%) Google App Engine
10 1 (0.80%) Google Compute Engine
10 1 (0.80%) IaaS
10 1 (0.80%) PaaS
Communications & Networking
1 69 (55.20%) DNS
2 39 (31.20%) DHCP
3 31 (24.80%) Firewall
4 20 (16.00%) VPN
5 19 (15.20%) HTTP
6 18 (14.40%) Internet
7 16 (12.80%) BGP
7 16 (12.80%) OSPF
8 14 (11.20%) EIGRP
8 14 (11.20%) HSRP
8 14 (11.20%) SSL
8 14 (11.20%) Wireless
9 13 (10.40%) WAN
10 12 (9.60%) VLAN
11 10 (8.00%) LAN
11 10 (8.00%) MPLS
12 9 (7.20%) IPsec
13 8 (6.40%) BIG-IP
13 8 (6.40%) GLBP
14 7 (5.60%) SNMP
Database & Business Intelligence
1 16 (12.80%) MongoDB
2 4 (3.20%) Big Data
2 4 (3.20%) SQL Server
3 1 (0.80%) Amazon RDS
Development Applications
1 33 (26.40%) Jenkins
2 29 (23.20%) Git (software)
3 26 (20.80%) Artifactory
3 26 (20.80%) Sonatype Nexus
4 5 (4.00%) JIRA
5 1 (0.80%) Octopus Deploy
5 1 (0.80%) Team Foundation Server
5 1 (0.80%) TeamCity
General
1 10 (8.00%) Finance
2 7 (5.60%) Retail
3 3 (2.40%) Banking
3 3 (2.40%) Manufacturing
4 2 (1.60%) Telecoms
Job Titles
1 25 (20.00%) DevOps Engineer
2 19 (15.20%) Network Engineer
3 18 (14.40%) Developer
4 17 (13.60%) Systems Engineer
5 16 (12.80%) Linux Engineer
6 14 (11.20%) Linux Systems Engineer
7 10 (8.00%) Cloud Engineer
7 10 (8.00%) DevOps Systems Engineer
7 10 (8.00%) Linux DevOps Engineer
7 10 (8.00%) Linux/Unix DevOps
7 10 (8.00%) Python Developer
8 8 (6.40%) C Developer
8 8 (6.40%) Linux Developer
8 8 (6.40%) Reliability Engineer
8 8 (6.40%) Senior DevOps
8 8 (6.40%) Senior DevOps Engineer
9 7 (5.60%) Embedded Engineer
9 7 (5.60%) Embedded Software Engineer
9 7 (5.60%) Software Engineer
10 6 (4.80%) Infrastructure Engineer
Libraries, Frameworks & Software Standards
1 15 (12.00%) Web Services
2 13 (10.40%) Elastic Stack
3 5 (4.00%) Flash
4 4 (3.20%) CSS
4 4 (3.20%) HTML
4 4 (3.20%) JMS
4 4 (3.20%) Node.js
4 4 (3.20%) XML
5 3 (2.40%) DHTML
5 3 (2.40%) Django
5 3 (2.40%) Hibernate
5 3 (2.40%) JDBC
5 3 (2.40%) JSP
5 3 (2.40%) Servlets
5 3 (2.40%) Spring
6 1 (0.80%) ActiveMQ
6 1 (0.80%) EJB
6 1 (0.80%) Java EE
6 1 (0.80%) Java SE
6 1 (0.80%) WebSphere MQ
Miscellaneous
1 24 (19.20%) Analytical Skills
2 16 (12.80%) Replication
3 12 (9.60%) Enterprise Cloud
4 6 (4.80%) CAN bus
5 4 (3.20%) Clustering
5 4 (3.20%) Hybrid Cloud
5 4 (3.20%) Self-Motivation
6 3 (2.40%) Enterprise Software
6 3 (2.40%) PKI
7 2 (1.60%) Public Cloud
8 1 (0.80%) Data Centre
8 1 (0.80%) iPhone
8 1 (0.80%) Life Science
8 1 (0.80%) Linux Command Line
8 1 (0.80%) Security Operations Centre
8 1 (0.80%) Smartphone
Operating Systems
1 60 (48.00%) Linux
2 46 (36.80%) Windows
3 24 (19.20%) Windows Server
4 13 (10.40%) CentOS
5 11 (8.80%) Windows Server 2008
5 11 (8.80%) Windows Server 2012
6 8 (6.40%) AIX
7 5 (4.00%) Unix
7 5 (4.00%) Windows 10
8 3 (2.40%) Mac OS X
8 3 (2.40%) Windows 7
9 1 (0.80%) Android
9 1 (0.80%) Debian
9 1 (0.80%) Embedded Linux
9 1 (0.80%) Ubuntu
Processes & Methodologies
1 35 (28.00%) DevOps
2 27 (21.60%) Problem-Solving
3 26 (20.80%) Load Balancing
4 23 (18.40%) Configuration Management
4 23 (18.40%) Continuous Integration
5 22 (17.60%) Performance Tuning
5 22 (17.60%) Software Engineering
6 21 (16.80%) Agile Software Development
7 17 (13.60%) Infrastructure Engineering
7 17 (13.60%) Microservices
7 17 (13.60%) Performance Measurement
8 15 (12.00%) Defect Tracking
9 14 (11.20%) ITIL
10 12 (9.60%) TDD
11 11 (8.80%) Analytics
11 11 (8.80%) Computer Science
11 11 (8.80%) Service Management
12 10 (8.00%) Business Continuity
13 9 (7.20%) Disaster Recovery
14 8 (6.40%) Network Design
Programming Languages
1 49 (39.20%) Python
2 40 (32.00%) Bash Shell
3 29 (23.20%) Ruby
4 17 (13.60%) Perl
5 14 (11.20%) C
6 13 (10.40%) Shell Script
7 8 (6.40%) Java
8 7 (5.60%) C++
8 7 (5.60%) SQL
9 6 (4.80%) Embedded C
9 6 (4.80%) Embedded C++
10 5 (4.00%) PowerShell
11 4 (3.20%) JavaScript
11 4 (3.20%) PHP
12 3 (2.40%) Go
13 1 (0.80%) AWK
Qualifications
1 23 (18.40%) Cisco Certification
2 14 (11.20%) Degree
3 12 (9.60%) CCIE
3 12 (9.60%) CCNP
4 11 (8.80%) CCNA
4 11 (8.80%) Computer Science Degree
5 8 (6.40%) CCDP
6 7 (5.60%) Security Cleared
7 6 (4.80%) SC Cleared
8 5 (4.00%) DBS Check
9 4 (3.20%) JNCIE
9 4 (3.20%) JNCIP
10 3 (2.40%) CWNE
10 3 (2.40%) GCIA
10 3 (2.40%) GCIH
10 3 (2.40%) GSEC
10 3 (2.40%) SSCP
11 2 (1.60%) ISTQB
11 2 (1.60%) MCP
12 1 (0.80%) CREST Certified
Quality Assurance & Compliance
1 9 (7.20%) PCI DSS
2 4 (3.20%) QA
3 1 (0.80%) ISO 8583
3 1 (0.80%) PA-DSS
System Software
1 26 (20.80%) Active Directory
2 13 (10.40%) VMware Infrastructure
3 11 (8.80%) Hyper-V
4 5 (4.00%) Docker
5 4 (3.20%) Virtual Servers
5 4 (3.20%) XenDesktop
6 3 (2.40%) LXC
6 3 (2.40%) XenApp
7 2 (1.60%) vSphere
8 1 (0.80%) Firmware
8 1 (0.80%) VMware ESXi
8 1 (0.80%) VMware NSX
Systems Management
1 47 (37.60%) Puppet
2 27 (21.60%) Ansible
3 23 (18.40%) Opscode Chef
4 13 (10.40%) Kibana
4 13 (10.40%) logstash
5 6 (4.80%) HAProxy
6 5 (4.00%) Jamf Pro
6 5 (4.00%) Kubernetes
6 5 (4.00%) Microsoft Intune
7 4 (3.20%) Terraform
8 3 (2.40%) Backup Exec
8 3 (2.40%) Nagios
8 3 (2.40%) Prometheus
8 3 (2.40%) Symantec Enterprise Vault
8 3 (2.40%) vMotion
9 1 (0.80%) EnCase
9 1 (0.80%) SCCM
9 1 (0.80%) SCOM
9 1 (0.80%) vRealize
9 1 (0.80%) WSUS
Vendors
1 31 (24.80%) Google
2 25 (20.00%) Microsoft
3 18 (14.40%) VMware
4 14 (11.20%) Percona
5 12 (9.60%) Cisco
5 12 (9.60%) F5
5 12 (9.60%) Meraki
5 12 (9.60%) SolarWinds
6 8 (6.40%) Juniper
6 8 (6.40%) New Relic
7 7 (5.60%) Citrix
7 7 (5.60%) Splunk
8 5 (4.00%) Dell
8 5 (4.00%) Xilinx
9 3 (2.40%) Dell Compellent
9 3 (2.40%) EMC
9 3 (2.40%) Symantec
10 2 (1.60%) Apple
10 2 (1.60%) Aruba
10 2 (1.60%) MikroTik