The following table provides summary statistics for contract job vacancies advertised in Hertfordshire with a requirement for Web Services skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Web Services over the 3 months to 23 June 2017 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.

Web Services
East of England / Hertfordshire
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 35 39 32
Rank change year-on-year +4 -7  
Contract jobs citing Web Services 24 17 49
As % of all contract IT jobs advertised in Hertfordshire 3.80% 2.55% 5.53%
As % of the Libraries, Frameworks & Software Standards category 15.79% 14.66% 22.37%
Number of daily rates quoted 13 12 30
Median daily rate £338 £450 £450
Median daily rate % change year-on-year -25.00% -  
90% offered a daily rate of more than £250 £353 £350
10% offered a daily rate of more than £510 £545 £500
UK excluding London median daily rate £400 £405 £375
% change year-on-year -1.23% +8.00%  
Number of hourly rates quoted 0 0 1
Median hourly rate - - £20.94
UK excluding London median hourly rate £40.00 £36.50 £37.80
% change year-on-year +9.58% -3.43%  

Web Services is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Hertfordshire with a requirement for industry standards, technical specifications and software library and framework skills.

Contract Software Library & Framework Skills
Hertfordshire
Contract job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 152 116 219
As % of all contract IT job vacancies advertised in Hertfordshire 24.05% 17.42% 24.72%
Number of daily rates quoted 109 77 117
Median daily rate £375 £425 £375
Median daily rate % change year-on-year -11.76% +13.33%  
90% offered a daily rate of more than £290 £315 £288
10% offered a daily rate of more than £450 £500 £463
UK excluding London median daily rate £400 £375 £350
% change year-on-year +6.66% +7.14%  
Number of hourly rates quoted 1 1 6
Median hourly rate £15.00 £10.00 £20.94
Median hourly rate % change year-on-year +50.00% -52.23%  
UK excluding London median hourly rate £42.50 £36.00 £40.00
% change year-on-year +18.05% -10.00%  

Web Services
Job Vacancy Trend in Hertfordshire

The job posting trend of jobs advertised in Hertfordshire citing Web Services as a proportion of all contract or permanent IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Web Services in Hertfordshire

Web Services
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Web Services in Hertfordshire

Web Services
Contractor Daily Rate Histogram in Hertfordshire

The daily rate distribution of IT jobs citing Web Services in Hertfordshire over the 3 months to 23 June 2017.

Contractor daily rate histogram for Web Services in Hertfordshire

Web Services
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Web Services in Hertfordshire

Web Services
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 Web Services within the Hertfordshire region over the 3 months to 23 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford -2 7 £350 -22.22% 10
Hemel Hempstead +9 2 £288 -17.85% 3
Stevenage - 2 - - 1
Welwyn Garden City - 1 £525 -
Hatfield - 1 £450 - 3
Web Services
East of England

For the 6 months to 23 June 2017, IT contractor jobs citing Web Services also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Hertfordshire region with a requirement for Web Services.

1 38 (70.37%) JavaScript
2 31 (57.41%) Java
3 30 (55.56%) HTML
4 29 (53.70%) SQL
5 24 (44.44%) CSS
6 23 (42.59%) C#
6 23 (42.59%) .NET
7 19 (35.19%) AngularJS
8 17 (31.48%) Agile Software Development
8 17 (31.48%) Spring
8 17 (31.48%) SQL Server
8 17 (31.48%) Visual Studio
8 17 (31.48%) XML
9 16 (29.63%) Windows
9 16 (29.63%) ASP.NET
9 16 (29.63%) Hibernate
10 13 (24.07%) T-SQL
10 13 (24.07%) Microsoft
11 12 (22.22%) JSP
11 12 (22.22%) MVC
12 11 (20.37%) Linux
12 11 (20.37%) jQuery
12 11 (20.37%) RESTful
13 10 (18.52%) MongoDB
13 10 (18.52%) XSLT
13 10 (18.52%) Sybase
13 10 (18.52%) J2EE
13 10 (18.52%) TDD
13 10 (18.52%) Sybase ASE
14 9 (16.67%) JSON

Web Services
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 7 (12.96%) WebLogic
2 6 (11.11%) WebLogic Portal
3 4 (7.41%) Elasticsearch
3 4 (7.41%) IIS
3 4 (7.41%) SharePoint
4 2 (3.70%) CMS
4 2 (3.70%) Tomcat
5 1 (1.85%) Apache
5 1 (1.85%) MQSeries
5 1 (1.85%) Oracle Service Bus
5 1 (1.85%) Oracle SOA Suite
5 1 (1.85%) WebSphere
Business Applications
1 4 (7.41%) Dynamics CRM
2 1 (1.85%) Magento
Cloud Services
1 6 (11.11%) Amazon AWS
2 3 (5.56%) Amazon EC2
2 3 (5.56%) Amazon SQS
3 2 (3.70%) Amazon S3
4 1 (1.85%) AWS Lambda
4 1 (1.85%) GitHub
4 1 (1.85%) Google Cloud Platform
4 1 (1.85%) Route 53
Communications & Networking
1 4 (7.41%) Internet
2 3 (5.56%) DNS
2 3 (5.56%) Ethernet
2 3 (5.56%) TCP/IP
3 2 (3.70%) IMAP
3 2 (3.70%) SMTP
4 1 (1.85%) DHCP
4 1 (1.85%) HTTP
4 1 (1.85%) SSL
Database & Business Intelligence
1 17 (31.48%) SQL Server
2 10 (18.52%) MongoDB
2 10 (18.52%) Sybase ASE
3 9 (16.67%) Crystal Reports
4 7 (12.96%) PostgreSQL
5 5 (9.26%) SQL Server Reporting Services
6 4 (7.41%) Relational Database
6 4 (7.41%) SQL Server 2008
7 3 (5.56%) Oracle Database
8 2 (3.70%) SQL Server 2000
8 2 (3.70%) SQL Server 2012
9 1 (1.85%) Amazon DynamoDB
9 1 (1.85%) Amazon RDS
9 1 (1.85%) DB2
9 1 (1.85%) DbVisualizer
9 1 (1.85%) MySQL
9 1 (1.85%) NoSQL
9 1 (1.85%) Oracle Database 11g
9 1 (1.85%) Oracle Database 12c
9 1 (1.85%) RDBMS
Development Applications
1 17 (31.48%) Visual Studio
2 6 (11.11%) Jenkins
2 6 (11.11%) Team Foundation Server
3 5 (9.26%) Git (software)
4 4 (7.41%) Eclipse
4 4 (7.41%) Selenium
5 3 (5.56%) JIRA
5 3 (5.56%) JUnit
5 3 (5.56%) NetBeans
6 2 (3.70%) Appium
6 2 (3.70%) Cucumber
6 2 (3.70%) JMeter
6 2 (3.70%) jMock
6 2 (3.70%) Maven
6 2 (3.70%) SoapUI
6 2 (3.70%) Subversion
6 2 (3.70%) WebDriver
7 1 (1.85%) Grunt
7 1 (1.85%) gulp
7 1 (1.85%) Octopus Deploy
General
1 9 (16.67%) Finance
2 5 (9.26%) Retail
3 3 (5.56%) Military
4 2 (3.70%) Aerospace
4 2 (3.70%) Games
5 1 (1.85%) Automotive
Job Titles
1 45 (83.33%) Developer
2 19 (35.19%) Java Developer
3 16 (29.63%) .NET Developer
4 7 (12.96%) SQL Developer
5 5 (9.26%) Web Developer
6 4 (7.41%) .NET Team Leader
6 4 (7.41%) Agile Developer
6 4 (7.41%) Agile Java Developer
6 4 (7.41%) ASP.NET Developer
6 4 (7.41%) CRM Developer
6 4 (7.41%) Dynamics CRM Developer
6 4 (7.41%) Lead .NET Developer
6 4 (7.41%) Lead Developer
6 4 (7.41%) Team Leader
7 3 (5.56%) Full Stack Developer
7 3 (5.56%) Java Engineer
7 3 (5.56%) Tester
8 2 (3.70%) Applications Developer
8 2 (3.70%) C# Developer
8 2 (3.70%) VB.NET Developer
Libraries, Frameworks & Software Standards
1 30 (55.56%) HTML
2 24 (44.44%) CSS
3 23 (42.59%) .NET
4 19 (35.19%) AngularJS
5 17 (31.48%) Spring
5 17 (31.48%) XML
6 16 (29.63%) ASP.NET
6 16 (29.63%) Hibernate
7 12 (22.22%) JSP
8 11 (20.37%) jQuery
8 11 (20.37%) RESTful
9 10 (18.52%) J2EE
9 10 (18.52%) XSLT
10 9 (16.67%) HTML5
10 9 (16.67%) JSON
10 9 (16.67%) Twitter Bootstrap
10 9 (16.67%) WCF
11 7 (12.96%) .NET Framework
11 7 (12.96%) Entity Framework
11 7 (12.96%) REST
Miscellaneous
1 4 (7.41%) Analytical Skills
2 2 (3.70%) W3C
3 1 (1.85%) Management Information System
3 1 (1.85%) Mobile App
3 1 (1.85%) Social Media
Operating Systems
1 16 (29.63%) Windows
2 11 (20.37%) Linux
3 6 (11.11%) Android
4 4 (7.41%) Windows Server
5 3 (5.56%) Unix
6 1 (1.85%) Apple iOS
6 1 (1.85%) HPUX
6 1 (1.85%) Solaris
Processes & Methodologies
1 17 (31.48%) Agile Software Development
2 12 (22.22%) MVC
3 10 (18.52%) TDD
4 8 (14.81%) Microservices
5 7 (12.96%) BDD
5 7 (12.96%) Scrum
5 7 (12.96%) Web Development
6 6 (11.11%) Kanban
7 5 (9.26%) E-Commerce
8 4 (7.41%) Concurrent Programming
8 4 (7.41%) Continuous Integration
8 4 (7.41%) CRM
8 4 (7.41%) SDLC
9 3 (5.56%) OO
9 3 (5.56%) Software Engineering
9 3 (5.56%) Test Automation
10 2 (3.70%) ETL
10 2 (3.70%) OOD
10 2 (3.70%) SOA
10 2 (3.70%) System Testing
Programming Languages
1 38 (70.37%) JavaScript
2 31 (57.41%) Java
3 29 (53.70%) SQL
4 23 (42.59%) C#
5 13 (24.07%) T-SQL
6 8 (14.81%) VB.NET
7 7 (12.96%) C
8 6 (11.11%) XPath
9 4 (7.41%) Scala
10 3 (5.56%) C++
10 3 (5.56%) Python
11 1 (1.85%) Groovy
11 1 (1.85%) Objective-C
11 1 (1.85%) PL/SQL
11 1 (1.85%) Ruby
Qualifications
1 2 (3.70%) Degree
2 1 (1.85%) ISEB
2 1 (1.85%) ISTQB
2 1 (1.85%) ISTQB Foundation Certification
2 1 (1.85%) SC Cleared
2 1 (1.85%) Security Cleared
Quality Assurance & Compliance
1 7 (12.96%) QA
System Software
1 1 (1.85%) Active Directory
1 1 (1.85%) Docker
Systems Management
1 1 (1.85%) Data Guard
1 1 (1.85%) Opscode Chef
Vendors
1 13 (24.07%) Microsoft
2 10 (18.52%) Sybase
3 9 (16.67%) Oracle
4 7 (12.96%) Google
5 2 (3.70%) IBM
6 1 (1.85%) hybris
6 1 (1.85%) MikroTik
6 1 (1.85%) New Relic
6 1 (1.85%) ServiceNow
6 1 (1.85%) Talend
6 1 (1.85%) Telerik