Period
to 18 December 2018

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 18 December 2018 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
18 Dec 2018
Same period 2017 Same period 2016
Rank 45 62 72
Rank change year-on-year +17 +10 +6
Contract jobs citing T-SQL 65 43 27
As % of all contract IT jobs advertised in Hertfordshire 4.12% 2.67% 1.89%
As % of the Programming Languages category 12.15% 6.92% 5.11%
Number of daily rates quoted 51 21 12
Hertfordshire median daily rate £400 £425 £330
Median daily rate % change year-on-year -5.88% +28.79% -5.71%
10th Percentile £363 £335 £213
90th Percentile £550 £600 £433
East of England median daily rate £400 £375 £325
% change year-on-year +6.67% +15.38% -
Number of hourly rates quoted 0 2 0
Hertfordshire median hourly rate - £17.50 -
East of England median hourly rate £23.00 £26.00 £13.80
% change year-on-year -11.54% +88.41% -64.39%

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 535 621 528
As % of all contract IT jobs advertised in Hertfordshire 33.95% 38.62% 36.97%
Number of daily rates quoted 341 334 304
Hertfordshire median daily rate £420 £413 £390
Median daily rate % change year-on-year +1.82% +5.77% +0.65%
10th Percentile £275 £286 £213
90th Percentile £550 £584 £538
East of England median daily rate £425 £400 £375
% change year-on-year +6.25% +6.67% -
Number of hourly rates quoted 21 18 32
Hertfordshire median hourly rate £45.00 £24.50 £48.63
Median hourly rate % change year-on-year +83.67% -49.61% +36.97%
10th Percentile £17.25 £13.50 £38.82
90th Percentile £52.50 £42.00 £53.75
East of England median hourly rate £44.50 £40.50 £41.50
% change year-on-year +9.88% -2.41% +9.21%

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 18 December 2018.

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 18 December 2018. 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 - 24 £380 - 1
Watford +5 18 £550 -4.35% 8
Borehamwood +1 6 £481 - 3
Hemel Hempstead -4 5 £363 -9.38% 2
St Albans - 2 £300 - 2
Welwyn Garden City - 2 £460 -
Hatfield - 1 £375 - 1
T-SQL
East of England

For the 6 months to 18 December 2018, 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 65 (100.00%) SQL
2 47 (72.31%) SQL Server
3 32 (49.23%) Web Services
4 29 (44.62%) Java
5 28 (43.08%) SQL Server Integration Services
6 27 (41.54%) SQL Server Reporting Services
7 25 (38.46%) Spring
7 25 (38.46%) Sybase
7 25 (38.46%) Sybase ASE
8 22 (33.85%) C#
8 22 (33.85%) ETL
8 22 (33.85%) MVC
9 20 (30.77%) Subversion
10 19 (29.23%) Microsoft
10 19 (29.23%) Agile Software Development
11 17 (26.15%) JSON
12 16 (24.62%) Spring MVC
12 16 (24.62%) SQL Server Analysis Services
13 15 (23.08%) Migration
13 15 (23.08%) JavaScript
13 15 (23.08%) Data Migration
13 15 (23.08%) SQL Server 2016
14 14 (21.54%) XML
15 13 (20.00%) Hibernate
15 13 (20.00%) Business Intelligence
15 13 (20.00%) JSP
15 13 (20.00%) Data Mapping
16 12 (18.46%) Security Cleared
16 12 (18.46%) Test Automation
16 12 (18.46%) Amazon AWS

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 8 (12.31%) Elasticsearch
1 8 (12.31%) Tomcat
2 6 (9.23%) Apache
3 2 (3.08%) NServiceBus
4 1 (1.54%) Confluence
Applications
1 6 (9.23%) Microsoft Excel
Cloud Services
1 12 (18.46%) Amazon AWS
2 3 (4.62%) SaaS
3 2 (3.08%) Microsoft Azure
Database & Business Intelligence
1 47 (72.31%) SQL Server
2 28 (43.08%) SQL Server Integration Services
3 27 (41.54%) SQL Server Reporting Services
4 25 (38.46%) Sybase ASE
5 16 (24.62%) SQL Server Analysis Services
6 15 (23.08%) SQL Server 2016
7 11 (16.92%) PostgreSQL
8 9 (13.85%) Data Warehouse
8 9 (13.85%) SQL Server 2008
9 6 (9.23%) Endeca
9 6 (9.23%) Power BI
10 5 (7.69%) SQL Server 2012
11 3 (4.62%) MongoDB
11 3 (4.62%) OLAP
12 2 (3.08%) NoSQL
13 1 (1.54%) HDInsight
13 1 (1.54%) OLAP Cube
13 1 (1.54%) SQL Server 2005
13 1 (1.54%) SQL Server 2014
13 1 (1.54%) Star Schema
Development Applications
1 20 (30.77%) Subversion
2 11 (16.92%) JIRA
3 6 (9.23%) Eclipse
3 6 (9.23%) Maven
4 2 (3.08%) Git (software)
5 1 (1.54%) Bitbucket
5 1 (1.54%) Jenkins
5 1 (1.54%) JMeter
5 1 (1.54%) jMock
5 1 (1.54%) JUnit
5 1 (1.54%) Selenium
5 1 (1.54%) Visual Studio
General
1 11 (16.92%) Finance
2 4 (6.15%) Retail
Job Titles
1 60 (92.31%) Developer
2 33 (50.77%) SQL Developer
3 26 (40.00%) Java Developer
4 16 (24.62%) SQL Server Developer
5 14 (21.54%) ETL Developer
6 12 (18.46%) JSP Developer
7 11 (16.92%) Data Migration Developer
8 10 (15.38%) Oracle Developer
8 10 (15.38%) Oracle ETL Developer
8 10 (15.38%) PostgreSQL Developer
8 10 (15.38%) T-SQL Developer
9 6 (9.23%) Business Intelligence Developer
10 5 (7.69%) .NET Developer
10 5 (7.69%) Business Intelligence Lead
11 4 (6.15%) Angular Developer
11 4 (6.15%) AWS Developer
11 4 (6.15%) Elasticsearch Developer
12 3 (4.62%) C# Developer
12 3 (4.62%) Lead Developer
12 3 (4.62%) SSRS Developer
Libraries, Frameworks & Software Standards
1 32 (49.23%) Web Services
2 25 (38.46%) Spring
3 17 (26.15%) JSON
4 16 (24.62%) Spring MVC
5 14 (21.54%) XML
6 13 (20.00%) Hibernate
6 13 (20.00%) JSP
7 11 (16.92%) .NET
7 11 (16.92%) HTML
7 11 (16.92%) HTML5
7 11 (16.92%) RESTful
8 10 (15.38%) jQuery
9 7 (10.77%) Spring Boot
10 6 (9.23%) JDBC
10 6 (9.23%) JMS
10 6 (9.23%) JPA
10 6 (9.23%) REST
10 6 (9.23%) Spring Web Flow
11 5 (7.69%) .NET Framework
11 5 (7.69%) ASP.NET
Miscellaneous
1 11 (16.92%) Reference Data
2 4 (6.15%) Analytical Skills
3 3 (4.62%) Greenfield Project
4 1 (1.54%) Management Information System
Operating Systems
1 8 (12.31%) Linux
2 1 (1.54%) Windows
Processes & Methodologies
1 22 (33.85%) ETL
1 22 (33.85%) MVC
2 19 (29.23%) Agile Software Development
3 15 (23.08%) Data Migration
3 15 (23.08%) Migration
4 13 (20.00%) Business Intelligence
4 13 (20.00%) Data Mapping
5 12 (18.46%) TDD
5 12 (18.46%) Test Automation
6 11 (16.92%) Scaled Agile Framework
7 10 (15.38%) BDD
8 4 (6.15%) DevOps
8 4 (6.15%) Infrastructure Management
8 4 (6.15%) Performance Tuning
8 4 (6.15%) Requirements Analysis
8 4 (6.15%) SDLC
9 3 (4.62%) Continuous Integration
9 3 (4.62%) Data Integration
9 3 (4.62%) Database Tuning
9 3 (4.62%) Unit Testing
Programming Languages
1 65 (100.00%) SQL
2 29 (44.62%) Java
3 22 (33.85%) C#
4 15 (23.08%) JavaScript
5 11 (16.92%) PL/SQL
6 3 (4.62%) PHP
6 3 (4.62%) Python
7 2 (3.08%) Go
7 2 (3.08%) VBA
8 1 (1.54%) FoxPro (VFP)
Qualifications
1 12 (18.46%) Security Cleared
2 10 (15.38%) SC Cleared
3 1 (1.54%) Degree
Quality Assurance & Compliance
1 2 (3.08%) QA
System Software
1 3 (4.62%) Active Directory
Vendors
1 25 (38.46%) Sybase
2 19 (29.23%) Microsoft
3 11 (16.92%) Oracle
4 10 (15.38%) Talend
5 1 (1.54%) Salesforce.com
5 1 (1.54%) SAP
5 1 (1.54%) Tableau