Period
to 23 April 2019

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for T-SQL skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited T-SQL over the 6 months to 23 April 2019 with a comparison to the same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Transact-SQL
East of England > Hertfordshire
6 months to
23 Apr 2019
Same period 2018 Same period 2017
Rank 80 65 72
Rank change year-on-year -15 +7 -5
Contract jobs citing T-SQL 16 28 15
As % of all contract IT jobs advertised in Hertfordshire 1.15% 1.91% 1.23%
As % of the Programming Languages category 3.56% 5.34% 3.51%
Number of daily rates quoted 15 14 9
Hertfordshire median daily rate £380 £385 £350
Median daily rate % change year-on-year -1.30% +10.00% -5.41%
10th Percentile £300 £285 £249
90th Percentile £485 £434 £378
East of England median daily rate £380 £385 £350
% change year-on-year -1.30% +10.00% +7.69%
Number of hourly rates quoted 0 4 0
Hertfordshire median hourly rate - £17.50 -
East of England median hourly rate £20.93 £17.50 £16.50
% change year-on-year +19.60% +6.06% -58.75%

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

All Programming Languages
Hertfordshire
Contract vacancies with a requirement for coding skills 449 524 427
As % of all contract IT jobs advertised in Hertfordshire 32.37% 35.77% 35.06%
Number of daily rates quoted 240 279 276
Hertfordshire median daily rate £425 £413 £425
Median daily rate % change year-on-year +3.03% -2.94% +6.25%
10th Percentile £306 £275 £259
90th Percentile £552 £578 £575
East of England median daily rate £433 £425 £388
% change year-on-year +1.76% +9.68% +3.33%
Number of hourly rates quoted 18 19 32
Hertfordshire median hourly rate £45.00 £18.64 £45.00
Median hourly rate % change year-on-year +141.48% -58.59% +6.51%
10th Percentile £22.90 £13.00 £30.75
90th Percentile £55.13 £44.00 £53.68
East of England median hourly rate £45.00 £40.00 £41.00
% change year-on-year +12.50% -2.44% -2.38%

T-SQL
Job Vacancy Trend in Hertfordshire

Job postings citing T-SQL as a percentage of all IT jobs advertised in Hertfordshire.

Job vacancy trend for T-SQL in Hertfordshire

T-SQL
Contractor Daily Rate Trend in Hertfordshire

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing T-SQL in Hertfordshire.

Contractor daily rate trend for T-SQL in Hertfordshire

T-SQL
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing T-SQL in Hertfordshire over the 6 months to 23 April 2019.

Contractor daily rate histogram for T-SQL in Hertfordshire

T-SQL
Contractor Hourly Rate Trend in Hertfordshire

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing T-SQL in Hertfordshire.

Contractor hourly rate trend for T-SQL in Hertfordshire

T-SQL
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing T-SQL within the Hertfordshire region over the 6 months to 23 April 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Rickmansworth - 7 £380 -
Welwyn Garden City +14 2 £470 -
Hatfield +7 2 £413 +26.92%
St Albans - 2 £300 - 2
Hemel Hempstead 0 1 £275 -28.57%
Stevenage -11 1 - -
Watford -11 1 £550 +37.50% 1
T-SQL
East of England

For the 6 months to 23 April 2019, IT contractor jobs citing T-SQL also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hertfordshire region with a requirement for T-SQL.

1 16 (100.00%) SQL
2 10 (62.50%) SQL Server
3 8 (50.00%) Java
3 8 (50.00%) Web Services
4 7 (43.75%) Sybase
4 7 (43.75%) Sybase ASE
5 5 (31.25%) Spring MVC
5 5 (31.25%) SQL Server Reporting Services
5 5 (31.25%) Spring
5 5 (31.25%) HTML
5 5 (31.25%) JSP
5 5 (31.25%) MVC
5 5 (31.25%) Finance
5 5 (31.25%) Microsoft
5 5 (31.25%) HTML5
5 5 (31.25%) SQL Server 2008
6 4 (25.00%) Business Intelligence
6 4 (25.00%) C#
6 4 (25.00%) SQL Server Integration Services
7 3 (18.75%) SQL Server Analysis Services
7 3 (18.75%) PHP
7 3 (18.75%) ASP.NET
7 3 (18.75%) .NET
7 3 (18.75%) OO
7 3 (18.75%) Data Warehouse
7 3 (18.75%) ETL
7 3 (18.75%) QA
7 3 (18.75%) Amazon AWS
7 3 (18.75%) Open Source
8 2 (12.50%) Analytical Skills

T-SQL
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 1 (6.25%) SharePoint
Applications
1 1 (6.25%) Microsoft Office
Cloud Services
1 3 (18.75%) Amazon AWS
2 1 (6.25%) Microsoft Azure
Database & Business Intelligence
1 10 (62.50%) SQL Server
2 7 (43.75%) Sybase ASE
3 5 (31.25%) SQL Server 2008
3 5 (31.25%) SQL Server Reporting Services
4 4 (25.00%) SQL Server Integration Services
5 3 (18.75%) Data Warehouse
5 3 (18.75%) SQL Server Analysis Services
6 2 (12.50%) Microsoft Analysis Services
7 1 (6.25%) Electronic Patient Records
7 1 (6.25%) MongoDB
7 1 (6.25%) NoSQL
7 1 (6.25%) PostgreSQL
7 1 (6.25%) SQL Server 2005
7 1 (6.25%) SQL Server 2014
7 1 (6.25%) SQL Server 2016
Development Applications
1 1 (6.25%) JIRA
1 1 (6.25%) Subversion
1 1 (6.25%) Visual Studio
General
1 5 (31.25%) Finance
2 2 (12.50%) French Language
2 2 (12.50%) German Language
Job Titles
1 14 (87.50%) Developer
2 12 (75.00%) SQL Developer
3 5 (31.25%) Java Developer
4 4 (25.00%) JSP Developer
4 4 (25.00%) SQL Server Developer
4 4 (25.00%) T-SQL Developer
5 3 (18.75%) .NET Developer
5 3 (18.75%) Business Intelligence Developer
5 3 (18.75%) C# .NET Developer
5 3 (18.75%) C# Developer
6 2 (12.50%) Data Warehouse Developer
6 2 (12.50%) SQL BI Developer
6 2 (12.50%) SQL Server BI Developer
6 2 (12.50%) SQL Server Data Warehouse Developer
7 1 (6.25%) Angular Developer
7 1 (6.25%) Data Migration Developer
7 1 (6.25%) Oracle ETL Developer
7 1 (6.25%) PostgreSQL Developer
7 1 (6.25%) Senior Business Intelligence Developer
7 1 (6.25%) Senior SQL Developer
Libraries, Frameworks & Software Standards
1 8 (50.00%) Web Services
2 5 (31.25%) HTML
2 5 (31.25%) HTML5
2 5 (31.25%) JSP
2 5 (31.25%) Spring
2 5 (31.25%) Spring MVC
3 3 (18.75%) .NET
3 3 (18.75%) ASP.NET
4 1 (6.25%) AngularJS
4 1 (6.25%) JSON
4 1 (6.25%) XML
Miscellaneous
1 2 (12.50%) Analytical Skills
2 1 (6.25%) e-Health
2 1 (6.25%) LIMS
2 1 (6.25%) NHS
2 1 (6.25%) PACS
2 1 (6.25%) Reference Data
Operating Systems
1 2 (12.50%) Linux
2 1 (6.25%) Windows
2 1 (6.25%) Windows Server
2 1 (6.25%) Windows Server 2003
2 1 (6.25%) Windows Server 2008
Processes & Methodologies
1 5 (31.25%) MVC
2 4 (25.00%) Business Intelligence
3 3 (18.75%) ETL
3 3 (18.75%) OO
3 3 (18.75%) Open Source
4 2 (12.50%) Agile Software Development
4 2 (12.50%) Data Migration
4 2 (12.50%) Migration
4 2 (12.50%) Project Management
4 2 (12.50%) Requirements Analysis
5 1 (6.25%) BDD
5 1 (6.25%) CRM
5 1 (6.25%) Data Mapping
5 1 (6.25%) Health Informatics
5 1 (6.25%) Informatics
5 1 (6.25%) PRINCE2
5 1 (6.25%) Problem-Solving
5 1 (6.25%) Scaled Agile Framework
5 1 (6.25%) TDD
5 1 (6.25%) Test Automation
Programming Languages
1 16 (100.00%) SQL
2 8 (50.00%) Java
3 4 (25.00%) C#
4 3 (18.75%) PHP
5 1 (6.25%) PL/SQL
Qualifications
1 1 (6.25%) PRINCE2 Certification
1 1 (6.25%) SC Cleared
1 1 (6.25%) Security Cleared
Quality Assurance & Compliance
1 3 (18.75%) QA
2 1 (6.25%) HL7
Vendors
1 7 (43.75%) Sybase
2 5 (31.25%) Microsoft
3 1 (6.25%) Oracle
3 1 (6.25%) Salesforce.com
3 1 (6.25%) Talend