Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for Unix skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Unix over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Unix
Hertfordshire > Welwyn Garden City
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 16 23 30
Rank change year-on-year +7 +7 +1
Permanent jobs citing Unix 31 17 7
As % of all permanent IT jobs advertised in Welwyn Garden City 13.78% 7.87% 3.04%
As % of the Operating Systems category 34.83% 24.64% 11.48%
Number of salaries quoted 25 17 7
Welwyn Garden City median annual salary £32,000 £47,500 £57,500
Median salary % change year-on-year -32.63% -17.39% +91.67%
Hertfordshire median annual salary £55,000 £51,250 £45,000
% change year-on-year +7.32% +13.89% -

Unix is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Welwyn Garden City with a requirement for operating system skills.

All Operating Systems
Welwyn Garden City
Permanent vacancies with a requirement for operating system skills 89 69 61
As % of all permanent IT jobs advertised in Welwyn Garden City 39.56% 31.94% 26.52%
Number of salaries quoted 69 57 31
Welwyn Garden City median annual salary £33,500 £50,000 £47,500
Median salary % change year-on-year -33.00% +5.26% +46.15%
10th Percentile £25,500 £31,250 £28,000
90th Percentile £65,000 £68,750 £58,750
Hertfordshire median annual salary £42,500 £45,000 £42,500
% change year-on-year -5.56% +5.88% +6.25%

Unix
Job Vacancy Trend in Welwyn Garden City

Job postings citing Unix as a percentage of all IT jobs advertised in Welwyn Garden City.

Job vacancy trend for Unix in Welwyn Garden City

Unix
Salary Trend in Welwyn Garden City

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Unix in Welwyn Garden City.

Salary trend for Unix in Welwyn Garden City

Unix
Salary Histogram in Welwyn Garden City

The salary distribution of IT jobs citing Unix in Welwyn Garden City over the 6 months to 20 November 2017.

Salary histogram for Unix in Welwyn Garden City

For the 6 months to 20 November 2017, IT jobs citing Unix 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 Welwyn Garden City region with a requirement for Unix.

1 28 (90.32%) Windows
1 28 (90.32%) Microsoft
2 25 (80.65%) Finance
3 22 (70.97%) VMware
3 22 (70.97%) VPN
3 22 (70.97%) Network Management
4 19 (61.29%) Process Improvement
4 19 (61.29%) VMware Infrastructure
4 19 (61.29%) vSphere
4 19 (61.29%) Windows Server
4 19 (61.29%) Xerox
4 19 (61.29%) ISO 9001
4 19 (61.29%) Client/Server
4 19 (61.29%) SQL
4 19 (61.29%) MySQL
4 19 (61.29%) Oracle
4 19 (61.29%) SQL Server
4 19 (61.29%) Adobe
4 19 (61.29%) SLA
4 19 (61.29%) IBM
4 19 (61.29%) SAN
4 19 (61.29%) NetApp
4 19 (61.29%) Military
4 19 (61.29%) CMS
4 19 (61.29%) Document Management
4 19 (61.29%) ISO/IEC 27001
4 19 (61.29%) Degree
4 19 (61.29%) Disaster Recovery
4 19 (61.29%) Back Office
5 9 (29.03%) Sophos

Unix
Co-occurring IT Skills in Welwyn Garden City 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 19 (61.29%) CMS
Cloud Services
1 3 (9.68%) Akamai
Communications & Networking
1 22 (70.97%) VPN
2 19 (61.29%) SAN
3 3 (9.68%) 802.11
3 3 (9.68%) Cisco IOS
3 3 (9.68%) DHCP
3 3 (9.68%) DNS
3 3 (9.68%) DWDM
3 3 (9.68%) Firewall
3 3 (9.68%) HTTP
3 3 (9.68%) HTTPS
3 3 (9.68%) Internet
3 3 (9.68%) IPsec
3 3 (9.68%) LAN
3 3 (9.68%) MPLS
3 3 (9.68%) Network Security
3 3 (9.68%) OSPF
3 3 (9.68%) SNMP
3 3 (9.68%) SSL
3 3 (9.68%) WAN
3 3 (9.68%) Wi-Fi
Database & Business Intelligence
1 19 (61.29%) MySQL
1 19 (61.29%) SQL Server
Development Applications
1 3 (9.68%) Git (software)
General
1 25 (80.65%) Finance
2 19 (61.29%) Back Office
2 19 (61.29%) Military
Job Titles
1 19 (61.29%) Infrastructure Specialist
2 9 (29.03%) Security Engineer
3 3 (9.68%) Network Systems Engineer
3 3 (9.68%) Senior Systems Engineer
3 3 (9.68%) Systems Engineer
4 1 (3.23%) Analyst
4 1 (3.23%) Security Analyst
4 1 (3.23%) SOC Analyst
4 1 (3.23%) SOC Engineer
Libraries, Frameworks & Software Standards
1 3 (9.68%) 802.1X
1 3 (9.68%) HTML
1 3 (9.68%) XML
Miscellaneous
1 19 (61.29%) Client/Server
2 3 (9.68%) Analytical Skills
2 3 (9.68%) Data Centre
2 3 (9.68%) Public Cloud
Operating Systems
1 28 (90.32%) Windows
2 19 (61.29%) Windows Server
3 8 (25.81%) Linux
Processes & Methodologies
1 22 (70.97%) Network Management
2 19 (61.29%) Disaster Recovery
2 19 (61.29%) Document Management
2 19 (61.29%) Process Improvement
3 9 (29.03%) Cybersecurity
4 5 (16.13%) Data Loss Prevention
4 5 (16.13%) SIEM
5 3 (9.68%) DevOps
5 3 (9.68%) Load Balancing
5 3 (9.68%) Mentoring
5 3 (9.68%) Multi-Factor Authentication
5 3 (9.68%) Software Engineering
5 3 (9.68%) The Twelve-Factor App
5 3 (9.68%) Two-Factor Authentication
5 3 (9.68%) WAN Optimisation
Programming Languages
1 19 (61.29%) SQL
2 3 (9.68%) PowerShell
2 3 (9.68%) Python
Qualifications
1 19 (61.29%) Degree
2 9 (29.03%) CompTIA Security+
2 9 (29.03%) GIAC
2 9 (29.03%) Security+ Certification
3 8 (25.81%) CISA
3 8 (25.81%) CISM
3 8 (25.81%) CISSP
3 8 (25.81%) CSSLP
3 8 (25.81%) SANS
3 8 (25.81%) SSCP
4 3 (9.68%) CCNP
4 3 (9.68%) Cisco Certification
Quality Assurance & Compliance
1 19 (61.29%) ISO 9001
1 19 (61.29%) ISO/IEC 27001
1 19 (61.29%) SLA
System Software
1 19 (61.29%) VMware Infrastructure
1 19 (61.29%) vSphere
2 3 (9.68%) VMware NSX
Systems Management
1 5 (16.13%) Norton AntiVirus
2 3 (9.68%) Opscode Chef
2 3 (9.68%) Puppet
2 3 (9.68%) vCenter Server
2 3 (9.68%) vRealize
Vendors
1 28 (90.32%) Microsoft
2 22 (70.97%) VMware
3 19 (61.29%) Adobe
3 19 (61.29%) IBM
3 19 (61.29%) NetApp
3 19 (61.29%) Oracle
3 19 (61.29%) Xerox
4 9 (29.03%) Sophos
4 9 (29.03%) Symantec
5 3 (9.68%) Arista
5 3 (9.68%) Aruba
5 3 (9.68%) Blue Coat
5 3 (9.68%) CheckPoint
5 3 (9.68%) Cisco
5 3 (9.68%) Citrix
5 3 (9.68%) F5
5 3 (9.68%) Fortinet
5 3 (9.68%) Juniper
5 3 (9.68%) Riverbed
5 3 (9.68%) Tufin