Period
to 20 November 2017

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

SQL (Structured Query Language)
Hertfordshire > Hertford
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 16 12 10
Rank change year-on-year -4 -2 -7
Permanent jobs citing SQL 13 17 6
As % of all permanent IT jobs advertised in Hertford 11.50% 18.48% 8.82%
As % of the Programming Languages category 18.06% 24.29% 20.69%
Number of salaries quoted 23 29 6
Hertford median annual salary £22,000 £22,000 £45,000
Median salary % change year-on-year - -51.11% +5.88%
10th Percentile £21,000 £21,000 £38,750
90th Percentile £27,250 £57,500 £51,875
Hertfordshire median annual salary £45,000 £45,000 £45,000

SQL is in the Programming Languages category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Hertford with a requirement for coding skills.

All Programming Languages
Hertford
Permanent vacancies with a requirement for coding skills 72 70 29
As % of all permanent IT jobs advertised in Hertford 63.72% 76.09% 42.65%
Number of salaries quoted 71 68 28
Hertford median annual salary £47,500 £37,500 £66,250
Median salary % change year-on-year +26.67% -43.40% +55.88%
10th Percentile £25,000 £21,000 £36,000
90th Percentile £72,500 £59,500 £70,000
Hertfordshire median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% +2.27%

SQL
Job Vacancy Trend in Hertford

Job postings citing SQL as a percentage of all IT jobs advertised in Hertford.

Job vacancy trend for SQL in Hertford

SQL
Salary Trend in Hertford

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing SQL in Hertford.

Salary trend for SQL in Hertford

SQL
Salary Histogram in Hertford

The salary distribution of IT jobs citing SQL in Hertford over the 6 months to 20 November 2017.

Salary histogram for SQL in Hertford

For the 6 months to 20 November 2017, IT jobs citing SQL 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 Hertford region with a requirement for SQL.

1 11 (84.62%) Agile Software Development
2 7 (53.85%) Web Design
2 7 (53.85%) Computer Science
2 7 (53.85%) SDLC
3 6 (46.15%) User Experience
3 6 (46.15%) Software Engineering
4 5 (38.46%) HTML
4 5 (38.46%) JavaScript
4 5 (38.46%) CSS
5 4 (30.77%) MVC
5 4 (30.77%) Adobe Illustrator
5 4 (30.77%) PHP
5 4 (30.77%) SQL Server
5 4 (30.77%) Photoshop
5 4 (30.77%) Adobe
5 4 (30.77%) Intranet
5 4 (30.77%) OOP
5 4 (30.77%) OO
5 4 (30.77%) Web Development
5 4 (30.77%) HTML5
5 4 (30.77%) Yii
5 4 (30.77%) CSS3
5 4 (30.77%) Driving Licence
6 2 (15.38%) Retail
7 1 (7.69%) C
7 1 (7.69%) Microsoft
7 1 (7.69%) Java
7 1 (7.69%) Web Services
7 1 (7.69%) XML
7 1 (7.69%) XSD

SQL
Co-occurring IT Skills in Hertford 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:

Applications
1 4 (30.77%) Adobe Illustrator
1 4 (30.77%) Photoshop
Business Applications
1 1 (7.69%) Dynamics NAV
Communications & Networking
1 4 (30.77%) Intranet
Database & Business Intelligence
1 4 (30.77%) SQL Server
Development Applications
1 1 (7.69%) Git (software)
General
1 2 (15.38%) Retail
Job Titles
1 8 (61.54%) Analyst
2 7 (53.85%) Graduate
2 7 (53.85%) Graduate Analyst
2 7 (53.85%) Graduate Software Analyst
2 7 (53.85%) Software Analyst
3 5 (38.46%) Developer
4 4 (30.77%) Web Developer
5 2 (15.38%) HTML CSS Developer
5 2 (15.38%) HTML Developer
5 2 (15.38%) PHP Developer
5 2 (15.38%) PHP Web Developer
5 2 (15.38%) SQL Developer
6 1 (7.69%) Applications Support
6 1 (7.69%) Applications Support Analyst
6 1 (7.69%) Dynamics NAV Developer
6 1 (7.69%) Junior
6 1 (7.69%) Junior Developer
6 1 (7.69%) Junior Web Developer
6 1 (7.69%) Support Analyst
Libraries, Frameworks & Software Standards
1 5 (38.46%) CSS
1 5 (38.46%) HTML
2 4 (30.77%) CSS3
2 4 (30.77%) HTML5
2 4 (30.77%) Yii
3 1 (7.69%) Web Services
3 1 (7.69%) XML
3 1 (7.69%) XSD
3 1 (7.69%) XSL
Miscellaneous
1 7 (53.85%) Computer Science
2 6 (46.15%) User Experience
3 4 (30.77%) Driving Licence
4 1 (7.69%) Analytical Skills
Processes & Methodologies
1 11 (84.62%) Agile Software Development
2 7 (53.85%) SDLC
2 7 (53.85%) Web Design
3 6 (46.15%) Software Engineering
4 4 (30.77%) MVC
4 4 (30.77%) OO
4 4 (30.77%) OOP
4 4 (30.77%) Web Development
Programming Languages
1 5 (38.46%) JavaScript
2 4 (30.77%) PHP
3 1 (7.69%) C
3 1 (7.69%) Java
Qualifications
1 1 (7.69%) Computer Science Degree
1 1 (7.69%) Degree
Vendors
1 4 (30.77%) Adobe
2 1 (7.69%) Microsoft