Period
to 21 November 2017

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 21 November 2017 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
21 Nov 2017
Same period 2016 Same period 2015
Rank 74 85 77
Rank change year-on-year +11 -8 +7
Permanent jobs citing TCP/IP 178 148 194
As % of all permanent IT jobs advertised in Hertfordshire 4.02% 3.30% 3.62%
As % of the Communications & Networking category 19.06% 18.66% 18.58%
Number of salaries quoted 161 129 153
Hertfordshire median annual salary £36,000 £42,500 £37,500
Median salary % change year-on-year -15.29% +13.33% +7.14%
10th Percentile £22,750 £22,250 £24,000
90th Percentile £62,500 £60,000 £56,250
East of England median annual salary £39,000 £42,500 £40,000
% change year-on-year -8.24% +6.25% +1.91%

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 934 793 1044
As % of all permanent IT jobs advertised in Hertfordshire 21.09% 17.67% 19.49%
Number of salaries quoted 777 623 757
Hertfordshire median annual salary £45,000 £45,000 £45,000
10th Percentile £25,000 £23,000 £26,250
90th Percentile £68,750 £65,000 £63,750
East of England median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +1.19%

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 21 November 2017.

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 21 November 2017. 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
Welwyn Garden City +11 39 £35,000 -26.32% 1
Hatfield +29 27 £60,000 - 1
Watford +1 27 £40,000 -11.11% 4
Hemel Hempstead -5 17 £31,500 +0.80%
St Albans +12 14 £55,000 -8.33% 4
Hitchin -6 6 £19,500 -31.58%
Hertford -7 5 £27,500 +22.22%
Borehamwood -14 5 £22,500 -50.00%
Stevenage -26 4 £20,750 -51.18%
Rickmansworth +3 3 £42,000 +61.54%
Bishop's Stortford -18 3 £37,500 +16.28%
Potters Bar - 3 £21,000 -
Radlett - 3 £42,500 -
Broxbourne - 3 £32,500 -
Cheshunt -2 2 £28,750 -52.08%
TCP/IP
East of England

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 Hertfordshire region with a requirement for TCP/IP.

1 105 (58.99%) Windows
2 95 (53.37%) DNS
3 82 (46.07%) DHCP
4 75 (42.13%) Active Directory
5 61 (34.27%) Windows Server
6 60 (33.71%) Linux
7 57 (32.02%) Microsoft
8 48 (26.97%) VPN
9 47 (26.40%) VMware
10 42 (23.60%) LAN
10 42 (23.60%) Firewall
11 41 (23.03%) WAN
12 40 (22.47%) Windows Server 2012
13 39 (21.91%) Windows Server 2008
14 37 (20.79%) Degree
15 36 (20.22%) Python
16 34 (19.10%) MS Exchange
16 34 (19.10%) SQL Server
16 34 (19.10%) Microsoft Office
17 31 (17.42%) VLAN
18 29 (16.29%) Amazon AWS
18 29 (16.29%) Office 365
19 28 (15.73%) Disaster Recovery
20 27 (15.17%) SLA
21 26 (14.61%) HTTP
22 25 (14.04%) Cisco
22 25 (14.04%) Microsoft Azure
22 25 (14.04%) Puppet
23 23 (12.92%) VMware Infrastructure
23 23 (12.92%) Configuration Management

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 34 (19.10%) MS Exchange
2 17 (9.55%) CMS
3 16 (8.99%) OpenStack
4 14 (7.87%) IIS
5 8 (4.49%) Apache
5 8 (4.49%) Skype for Business
6 6 (3.37%) Exchange Server 2010
7 5 (2.81%) NServiceBus
8 4 (2.25%) Exchange Server 2007
8 4 (2.25%) Exchange Server 2013
8 4 (2.25%) SharePoint
9 3 (1.69%) Exchange Server 2003
9 3 (1.69%) Tomcat
9 3 (1.69%) WebLogic
10 2 (1.12%) Confluence
10 2 (1.12%) Elasticsearch
10 2 (1.12%) JBoss
10 2 (1.12%) WebSphere
Applications
1 34 (19.10%) Microsoft Office
2 1 (0.56%) Microsoft Excel
Business Applications
1 4 (2.25%) JDE EnterpriseOne
1 4 (2.25%) SAP R/3
2 1 (0.56%) Orchard Housing
Cloud Services
1 29 (16.29%) Amazon AWS
1 29 (16.29%) Office 365
2 25 (14.04%) Microsoft Azure
3 10 (5.62%) Amazon EC2
3 10 (5.62%) Google Cloud Platform
4 9 (5.06%) Cloud Computing
5 6 (3.37%) AWS Elastic Beanstalk
5 6 (3.37%) Google App Engine
5 6 (3.37%) Google Compute Engine
6 5 (2.81%) SaaS
7 4 (2.25%) Amazon CloudWatch
7 4 (2.25%) Amazon Glacier
7 4 (2.25%) Amazon S3
7 4 (2.25%) Amazon SQS
7 4 (2.25%) AWS CloudFormation
7 4 (2.25%) AWS CloudTrail
7 4 (2.25%) Virtual Private Cloud
8 3 (1.69%) PaaS
9 2 (1.12%) GitHub
9 2 (1.12%) IaaS
Communications & Networking
1 95 (53.37%) DNS
2 82 (46.07%) DHCP
3 48 (26.97%) VPN
4 42 (23.60%) Firewall
4 42 (23.60%) LAN
5 41 (23.03%) WAN
6 31 (17.42%) VLAN
7 26 (14.61%) HTTP
8 21 (11.80%) SAN
9 19 (10.67%) HTTPS
9 19 (10.67%) VoIP
10 17 (9.55%) BGP
10 17 (9.55%) FTP
10 17 (9.55%) HSRP
10 17 (9.55%) Intrusion Detection
10 17 (9.55%) OSPF
10 17 (9.55%) tcpdump
10 17 (9.55%) Telnet
10 17 (9.55%) Wireshark
11 12 (6.74%) NAS
Database & Business Intelligence
1 34 (19.10%) SQL Server
2 12 (6.74%) Amazon RDS
3 6 (3.37%) MongoDB
4 5 (2.81%) MySQL
4 5 (2.81%) NoSQL
5 2 (1.12%) DB2
5 2 (1.12%) Oracle Database
5 2 (1.12%) RDBMS
5 2 (1.12%) Relational Database
5 2 (1.12%) SQL Server 2016
Development Applications
1 8 (4.49%) Git (software)
2 3 (1.69%) Jenkins
2 3 (1.69%) Octopus Deploy
2 3 (1.69%) Team Foundation Server
2 3 (1.69%) TeamCity
3 2 (1.12%) JIRA
3 2 (1.12%) Visual Studio
3 2 (1.12%) VSS/SourceSafe
4 1 (0.56%) MSBuild
General
1 23 (12.92%) Finance
2 17 (9.55%) Telecoms
3 16 (8.99%) Back Office
3 16 (8.99%) Military
4 9 (5.06%) Retail
5 5 (2.81%) Advertising
5 5 (2.81%) Mandarin Language
5 5 (2.81%) Manufacturing
5 5 (2.81%) Multimedia
6 3 (1.69%) Electronics
7 2 (1.12%) French Language
7 2 (1.12%) German Language
7 2 (1.12%) Swedish Language
8 1 (0.56%) Pharmaceutical
8 1 (0.56%) Spanish Language
Job Titles
1 30 (16.85%) Administrator
2 29 (16.29%) Analyst
3 25 (14.04%) Support Engineer
4 24 (13.48%) IT Support
5 21 (11.80%) IT Administrator
5 21 (11.80%) Support Analyst
6 19 (10.67%) 2nd Line Support
7 17 (9.55%) Network Administrator
8 16 (8.99%) Systems Administrator
9 14 (7.87%) Linux Engineer
9 14 (7.87%) Systems Engineer
10 13 (7.30%) IT Engineer
11 12 (6.74%) 3rd Line Engineer
11 12 (6.74%) IT Support Engineer
12 10 (5.62%) Desktop Support
12 10 (5.62%) IT Analyst
12 10 (5.62%) IT Manager
12 10 (5.62%) IT Support Analyst
13 9 (5.06%) 1st/2nd Line Support
14 8 (4.49%) Linux Systems Engineer
Libraries, Frameworks & Software Standards
1 22 (12.36%) Web Services
2 17 (9.55%) POSIX
3 9 (5.06%) CSS
3 9 (5.06%) HTML
4 5 (2.81%) RabbitMQ
5 4 (2.25%) WCF
6 3 (1.69%) AngularJS
6 3 (1.69%) Entity Framework
6 3 (1.69%) JSON
6 3 (1.69%) Middleware
6 3 (1.69%) Node.js
7 2 (1.12%) ActiveMQ
7 2 (1.12%) WSH
7 2 (1.12%) XML
7 2 (1.12%) YAML
8 1 (0.56%) .NET
8 1 (0.56%) ASP.NET
8 1 (0.56%) Flash
Miscellaneous
1 20 (11.24%) Analytical Skills
1 20 (11.24%) Management Information System
2 17 (9.55%) Data Centre
3 15 (8.43%) Computer Science
4 9 (5.06%) Public Cloud
5 7 (3.93%) CMDB
6 6 (3.37%) Handset
7 4 (2.25%) FMCG
8 3 (1.69%) Algorithms
8 3 (1.69%) Client/Server
8 3 (1.69%) Data Structures
8 3 (1.69%) Driving Licence
8 3 (1.69%) Fat Client
8 3 (1.69%) Fintech
8 3 (1.69%) PKI
8 3 (1.69%) Thin Client
9 2 (1.12%) Hybrid Cloud
10 1 (0.56%) Distributed Denial-of-Service
10 1 (0.56%) Enterprise Storage
10 1 (0.56%) Private Cloud
Operating Systems
1 105 (58.99%) Windows
2 61 (34.27%) Windows Server
3 60 (33.71%) Linux
4 40 (22.47%) Windows Server 2012
5 39 (21.91%) Windows Server 2008
6 23 (12.92%) Unix
7 22 (12.36%) Windows 10
8 20 (11.24%) Ubuntu
8 20 (11.24%) Windows 7
9 14 (7.87%) CoreOS
10 13 (7.30%) Debian
11 12 (6.74%) CentOS
12 10 (5.62%) AIX
13 9 (5.06%) Red Hat Enterprise Linux
14 8 (4.49%) Windows Server 2003
15 7 (3.93%) Android
15 7 (3.93%) Solaris
15 7 (3.93%) Windows 8
16 6 (3.37%) Mac OS
17 5 (2.81%) Mac OS X
Processes & Methodologies
1 28 (15.73%) Disaster Recovery
2 23 (12.92%) Configuration Management
3 22 (12.36%) Software Engineering
4 21 (11.80%) DevOps
5 20 (11.24%) ITIL
6 18 (10.11%) Data Security
7 17 (9.55%) Data Encryption
7 17 (9.55%) Network Optimisation
8 16 (8.99%) Document Management
9 15 (8.43%) Open Source
9 15 (8.43%) Server Building
10 13 (7.30%) Mathematics
10 13 (7.30%) Physics
10 13 (7.30%) Prototyping
11 12 (6.74%) Agile Software Development
12 11 (6.18%) Capacity Planning
12 11 (6.18%) Performance Tuning
13 10 (5.62%) Problem Management
13 10 (5.62%) Project Management
14 8 (4.49%) Performance Monitoring
Programming Languages
1 36 (20.22%) Python
2 17 (9.55%) PowerShell
3 16 (8.99%) Bash Shell
4 12 (6.74%) SQL
5 9 (5.06%) C#
5 9 (5.06%) JavaScript
5 9 (5.06%) Shell Script
6 7 (3.93%) Java
7 5 (2.81%) Perl
8 4 (2.25%) VBScript
9 3 (1.69%) Bourne shell
9 3 (1.69%) C-shell
9 3 (1.69%) Scala
9 3 (1.69%) TypeScript
10 2 (1.12%) C
10 2 (1.12%) Go
10 2 (1.12%) Ruby
Qualifications
1 37 (20.79%) Degree
2 15 (8.43%) Computer Science Degree
3 8 (4.49%) Microsoft Certification
4 6 (3.37%) MCSA
4 6 (3.37%) MCSE
5 3 (1.69%) CCNA
5 3 (1.69%) CCNP
5 3 (1.69%) Cisco Certification
5 3 (1.69%) ITIL Certification
6 2 (1.12%) GCFA
6 2 (1.12%) GCFE
6 2 (1.12%) Master's Degree
6 2 (1.12%) MCITP
7 1 (0.56%) CREST Certified
7 1 (0.56%) GCIA
7 1 (0.56%) MCP
7 1 (0.56%) SC Cleared
7 1 (0.56%) Security Cleared
7 1 (0.56%) VMware Certified Professional (VCP)
Quality Assurance & Compliance
1 27 (15.17%) SLA
2 3 (1.69%) ISO/IEC 27001
2 3 (1.69%) PCI DSS
3 1 (0.56%) GAMP
3 1 (0.56%) GMP
3 1 (0.56%) GxP
System Software
1 75 (42.13%) Active Directory
2 23 (12.92%) VMware Infrastructure
3 19 (10.67%) Docker
4 12 (6.74%) Ceph
5 11 (6.18%) VMware ESXi
5 11 (6.18%) vSphere
6 8 (4.49%) Terminal Services
7 6 (3.37%) Hyper-V
7 6 (3.37%) VMware Workstation
8 4 (2.25%) LXC
8 4 (2.25%) NFS
9 3 (1.69%) Xen
10 2 (1.12%) Terminal Server
11 1 (0.56%) XenApp
Systems Management
1 25 (14.04%) Puppet
2 19 (10.67%) Kubernetes
3 15 (8.43%) Opscode Chef
4 11 (6.18%) Ansible
5 8 (4.49%) SCCM
6 6 (3.37%) vCenter Server
7 3 (1.69%) BMC PATROL
8 2 (1.12%) Docker Swarm
8 2 (1.12%) EnCase
8 2 (1.12%) Salt
8 2 (1.12%) SCOM
8 2 (1.12%) Symantec Endpoint Protection
8 2 (1.12%) Terraform
9 1 (0.56%) Mesos
9 1 (0.56%) QRadar
9 1 (0.56%) WSUS
Vendors
1 57 (32.02%) Microsoft
2 47 (26.40%) VMware
3 25 (14.04%) Cisco
4 20 (11.24%) Red Hat
5 17 (9.55%) Xerox
6 15 (8.43%) Citrix
7 14 (7.87%) Google
8 11 (6.18%) Oracle
9 7 (3.93%) Avaya
9 7 (3.93%) HP
9 7 (3.93%) IBM
9 7 (3.93%) NetApp
9 7 (3.93%) Splunk
10 6 (3.37%) Zeacom
11 5 (2.81%) Siemens
12 4 (2.25%) Remedy
12 4 (2.25%) SAP
13 3 (1.69%) BMC
13 3 (1.69%) CheckPoint
13 3 (1.69%) Dell