Period
to 22 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Welwyn Garden City with a requirement for SLA skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited SLA over the 6 months to 22 November 2017 with a comparison to the same period in the previous 2 years.

Service Level Agreement (SLA)
Hertfordshire > Welwyn Garden City
6 months to
22 Nov 2017
Same period 2016 Same period 2015
Rank 6 39 21
Rank change year-on-year +33 -18 +19
Permanent jobs citing SLA 48 1 19
As % of all permanent IT jobs advertised in Welwyn Garden City 21.92% 0.46% 8.52%
As % of the Quality Assurance & Compliance category 85.71% 3.45% 31.15%
Number of salaries quoted 47 1 7
Welwyn Garden City median annual salary £32,000 £31,000 £28,500
Median salary % change year-on-year +3.23% +8.77% +23.91%
10th Percentile £25,500 £30,500 £22,900
90th Percentile £35,800 £31,500 £49,750
Hertfordshire median annual salary £32,000 £37,500 £40,000
% change year-on-year -14.67% -6.25% -11.11%

SLA is in the Quality Assurance and Compliance 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 quality assurance or compliance skills.

All Quality Assurance and Compliance Skills
Welwyn Garden City
Permanent vacancies with a requirement for quality assurance or compliance skills 56 29 61
As % of all permanent IT jobs advertised in Welwyn Garden City 25.57% 13.24% 27.35%
Number of salaries quoted 52 19 33
Welwyn Garden City median annual salary £32,000 £46,500 £47,500
Median salary % change year-on-year -31.18% -2.11% +7.95%
10th Percentile £25,500 £36,250 £22,500
90th Percentile £37,000 £62,500 £70,000
Hertfordshire median annual salary £45,000 £45,000 £45,000

SLA
Job Vacancy Trend in Welwyn Garden City

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

Job vacancy trend for SLA in Welwyn Garden City

SLA
Salary Trend in Welwyn Garden City

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

Salary trend for SLA in Welwyn Garden City

For the 6 months to 22 November 2017, IT jobs citing SLA 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 SLA.

1 36 (75.00%) VPN
1 36 (75.00%) Finance
1 36 (75.00%) CMS
1 36 (75.00%) Degree
1 36 (75.00%) Xerox
2 35 (72.92%) Military
2 35 (72.92%) Document Management
2 35 (72.92%) Back Office
3 29 (60.42%) Windows
4 26 (54.17%) SQL Server
4 26 (54.17%) Microsoft
5 24 (50.00%) Disaster Recovery
5 24 (50.00%) SAN
5 24 (50.00%) VMware
5 24 (50.00%) Windows Server
6 22 (45.83%) TCP/IP
7 21 (43.75%) Oracle
7 21 (43.75%) SQL
8 19 (39.58%) MySQL
8 19 (39.58%) Unix
8 19 (39.58%) Client/Server
8 19 (39.58%) ISO 9001
8 19 (39.58%) IBM
8 19 (39.58%) Adobe
8 19 (39.58%) NetApp
8 19 (39.58%) ISO/IEC 27001
8 19 (39.58%) VMware Infrastructure
8 19 (39.58%) vSphere
8 19 (39.58%) Network Management
8 19 (39.58%) Process Improvement

SLA
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 36 (75.00%) CMS
2 5 (10.42%) MS Exchange
Applications
1 2 (4.17%) Microsoft Excel
Business Applications
1 2 (4.17%) FastStats
Cloud Services
1 2 (4.17%) Responsys
Communications & Networking
1 36 (75.00%) VPN
2 24 (50.00%) SAN
3 22 (45.83%) TCP/IP
4 17 (35.42%) BGP
4 17 (35.42%) DHCP
4 17 (35.42%) DNS
4 17 (35.42%) Firewall
4 17 (35.42%) FTP
4 17 (35.42%) HSRP
4 17 (35.42%) HTTP
4 17 (35.42%) HTTPS
4 17 (35.42%) Intrusion Detection
4 17 (35.42%) LAN
4 17 (35.42%) OSPF
4 17 (35.42%) tcpdump
4 17 (35.42%) Telnet
4 17 (35.42%) VLAN
4 17 (35.42%) WAN
4 17 (35.42%) Wireshark
5 5 (10.42%) VoIP
Database & Business Intelligence
1 26 (54.17%) SQL Server
2 19 (39.58%) MySQL
3 2 (4.17%) Data Mining
3 2 (4.17%) MS Access
3 2 (4.17%) Relational Database
General
1 36 (75.00%) Finance
2 35 (72.92%) Back Office
2 35 (72.92%) Military
3 5 (10.42%) Telecoms
4 1 (2.08%) Marketing
Job Titles
1 19 (39.58%) Administrator
1 19 (39.58%) Infrastructure Specialist
1 19 (39.58%) IT Administrator
2 17 (35.42%) Network Administrator
3 9 (18.75%) Support Engineer
4 5 (10.42%) Analyst
4 5 (10.42%) IT Engineer
5 4 (8.33%) IT Support
5 4 (8.33%) IT Support Engineer
5 4 (8.33%) Systems Support Engineer
6 3 (6.25%) Desktop Engineer
6 3 (6.25%) Desktop Support
6 3 (6.25%) Desktop Support Engineer
6 3 (6.25%) IT Support Analyst
6 3 (6.25%) Senior Desktop Engineer
6 3 (6.25%) Senior Desktop Support
6 3 (6.25%) Senior Desktop Support Engineer
6 3 (6.25%) Senior Support Engineer
6 3 (6.25%) Support Analyst
6 3 (6.25%) Systems Support Analyst
Libraries, Frameworks & Software Standards
1 17 (35.42%) POSIX
Miscellaneous
1 19 (39.58%) Client/Server
2 16 (33.33%) Management Information System
Operating Systems
1 29 (60.42%) Windows
2 24 (50.00%) Windows Server
3 19 (39.58%) Unix
4 5 (10.42%) Apple iOS
4 5 (10.42%) Windows 10
4 5 (10.42%) Windows 7
4 5 (10.42%) Windows Server 2008
4 5 (10.42%) Windows Server 2012
5 3 (6.25%) Android
6 2 (4.17%) Mac OS X
6 2 (4.17%) Windows 8
Processes & Methodologies
1 35 (72.92%) Document Management
2 24 (50.00%) Disaster Recovery
3 19 (39.58%) Network Management
3 19 (39.58%) Process Improvement
4 17 (35.42%) Data Encryption
4 17 (35.42%) Data Security
4 17 (35.42%) Network Optimisation
5 2 (4.17%) Campaign Management
5 2 (4.17%) CRM
6 1 (2.08%) Email Marketing
6 1 (2.08%) Mathematics
Programming Languages
1 21 (43.75%) SQL
Qualifications
1 36 (75.00%) Degree
Quality Assurance & Compliance
1 19 (39.58%) ISO 9001
1 19 (39.58%) ISO/IEC 27001
2 2 (4.17%) QA
System Software
1 19 (39.58%) VMware Infrastructure
1 19 (39.58%) vSphere
2 7 (14.58%) Active Directory
Vendors
1 36 (75.00%) Xerox
2 26 (54.17%) Microsoft
3 24 (50.00%) VMware
4 21 (43.75%) Oracle
5 19 (39.58%) Adobe
5 19 (39.58%) IBM
5 19 (39.58%) NetApp
6 5 (10.42%) Cisco
6 5 (10.42%) Citrix