Period
to 17 February 2018

The following table provides summary statistics for contract job vacancies advertised in England with a requirement for SOLID skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited SOLID over the 6 months to 17 February 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.

SOLID Principles
UK > England
6 months to
17 Feb 2018
Same period 2017 Same period 2016
Rank 334 444 536
Rank change year-on-year +110 +92 -11
Contract jobs citing SOLID 657 428 322
As % of all contract IT jobs advertised in England 0.71% 0.48% 0.32%
As % of the Processes & Methodologies category 0.84% 0.57% 0.39%
Number of daily rates quoted 561 314 249
England median daily rate £451 £401 £450
Median daily rate % change year-on-year +12.27% -10.83% +12.50%
10th Percentile £325 £307 £317
90th Percentile £588 £538 £560
UK median daily rate £450 £403 £450
% change year-on-year +11.80% -10.56% +12.50%
Number of hourly rates quoted 8 2 8
England median hourly rate £45.00 £42.50 £37.75
Median hourly rate % change year-on-year +5.88% +12.58% -52.81%
10th Percentile £42.50 £42.50 £37.00
90th Percentile £47.88 £42.50 £48.56
UK median hourly rate £45.00 £42.50 £37.75
% change year-on-year +5.88% +12.58% -52.81%

SOLID is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in England with a requirement for process or methodology skills.

All Process and Methodology Skills
England
Contract vacancies with a requirement for process or methodology skills 78,316 74,762 82,274
As % of all contract IT jobs advertised in England 84.79% 84.04% 83.00%
Number of daily rates quoted 52,769 49,838 54,304
England median daily rate £450 £438 £425
Median daily rate % change year-on-year +2.86% +2.94% +3.66%
10th Percentile £295 £269 £263
90th Percentile £638 £625 £603
UK median daily rate £450 £425 £425
% change year-on-year +5.88% - +6.25%
Number of hourly rates quoted 1,873 2,056 2,436
England median hourly rate £24.56 £25.00 £23.50
Median hourly rate % change year-on-year -1.76% +6.38% +17.50%
10th Percentile £11.50 £11.39 £11.48
90th Percentile £50.25 £48.97 £50.00
UK median hourly rate £24.00 £25.00 £24.23
% change year-on-year -4.00% +3.18% +21.15%

SOLID
Job Vacancy Trend in England

Job postings citing SOLID as a percentage of all IT jobs advertised in England.

Job vacancy trend for SOLID in England

SOLID
Contractor Daily Rate Trend in England

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing SOLID in England.

Contractor daily rate trend for SOLID in England

SOLID
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing SOLID in England over the 6 months to 17 February 2018.

Contractor daily rate histogram for SOLID in England

SOLID
Contractor Hourly Rate Trend in England

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing SOLID in England.

Contractor hourly rate trend for SOLID in England

SOLID
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing SOLID within the England region over the 6 months to 17 February 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
London +92 394 £475 +7.95% 105
South East +28 85 £388 -3.13% 39
Midlands +5 76 £425 +20.57% 12
West Midlands +4 62 £438 +25.00% 7
North of England +9 46 £350 -17.16% 69
East of England -8 40 £388 +10.71% 23
Yorkshire +4 33 £350 -12.50% 19
South West +33 22 £343 +5.38% 11
East Midlands 0 12 £390 +0.65% 5
North East +43 7 £320 -36.95% 3
North West +1 6 £350 -8.20% 47
SOLID
UK

For the 6 months to 17 February 2018, IT contractor jobs citing SOLID 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 England region with a requirement for SOLID.

1 484 (73.67%) .NET
2 476 (72.45%) Agile Software Development
3 460 (70.02%) TDD
4 453 (68.95%) C#
5 348 (52.97%) MVC
6 325 (49.47%) JavaScript
7 292 (44.44%) ASP.NET
8 283 (43.07%) ASP.NET Web API
9 252 (38.36%) Scrum
10 248 (37.75%) HTML
11 238 (36.23%) BDD
12 211 (32.12%) AngularJS
13 209 (31.81%) Continuous Integration
13 209 (31.81%) Git (software)
14 207 (31.51%) CSS
15 198 (30.14%) SQL Server
16 193 (29.38%) Microsoft Azure
17 168 (25.57%) React
18 161 (24.51%) OO
19 159 (24.20%) ASP.NET MVC
20 153 (23.29%) SQL
21 144 (21.92%) RESTful
22 140 (21.31%) Web Services
23 134 (20.40%) Microservices
24 132 (20.09%) Software Engineering
25 127 (19.33%) .NET Framework
26 123 (18.72%) Domain-Driven Design
27 117 (17.81%) HTML5
28 115 (17.50%) SOA
29 114 (17.35%) Test Automation

SOLID
Co-occurring IT Skills in England 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 51 (7.76%) CMS
2 48 (7.31%) Elasticsearch
3 23 (3.50%) Sitecore CMS
4 22 (3.35%) NServiceBus
5 19 (2.89%) EPiServer
6 15 (2.28%) SharePoint
7 14 (2.13%) IIS
8 10 (1.52%) Apache Solr
9 8 (1.22%) Apache ServiceMix
10 5 (0.76%) Confluence
11 4 (0.61%) Apache
11 4 (0.61%) Oracle SOA Suite
12 3 (0.46%) Tomcat
12 3 (0.46%) Umbraco
13 2 (0.30%) WebSphere
14 1 (0.15%) Adobe Experience Manager
14 1 (0.15%) JBoss
14 1 (0.15%) Mule
14 1 (0.15%) Sitefinity
14 1 (0.15%) WebSphere Application Server
Applications
1 2 (0.30%) Microsoft Office
2 1 (0.15%) MS Visio
Cloud Services
1 193 (29.38%) Microsoft Azure
2 74 (11.26%) Amazon AWS
3 20 (3.04%) npm
4 17 (2.59%) Yarn
5 16 (2.44%) Serverless
6 11 (1.67%) Algolia
6 11 (1.67%) GitHub
7 8 (1.22%) Office 365
8 7 (1.07%) SaaS
9 5 (0.76%) Firebase
9 5 (0.76%) Google Play
10 4 (0.61%) Cloud Computing
11 3 (0.46%) Amazon EMR
12 2 (0.30%) Google Cloud Platform
12 2 (0.30%) Sauce Labs
13 1 (0.15%) Amazon CloudWatch
13 1 (0.15%) Google Analytics
Communications & Networking
1 9 (1.37%) Internet
2 8 (1.22%) HTTP
3 4 (0.61%) SMS
3 4 (0.61%) SSL
4 3 (0.46%) DNS
5 1 (0.15%) FTP
5 1 (0.15%) Skype
Database & Business Intelligence
1 198 (30.14%) SQL Server
2 79 (12.02%) MongoDB
3 77 (11.72%) NoSQL
4 24 (3.65%) RavenDB
5 23 (3.50%) SQL Server 2008
6 22 (3.35%) SQL Server 2005
7 21 (3.20%) MySQL
8 20 (3.04%) Relational Database
9 14 (2.13%) Neo4j
10 13 (1.98%) SQL Server Integration Services
11 12 (1.83%) SQL Server 2014
12 10 (1.52%) Cosmos DB
13 8 (1.22%) Hadoop
13 8 (1.22%) RDBMS
14 6 (0.91%) PostgreSQL
14 6 (0.91%) SQL Server 2012
15 5 (0.76%) Apache Cassandra
15 5 (0.76%) Data Warehouse
15 5 (0.76%) SQL Server Reporting Services
16 4 (0.61%) SQL Server 2016
Development Applications
1 209 (31.81%) Git (software)
2 86 (13.09%) TeamCity
3 58 (8.83%) Jenkins
4 53 (8.07%) Octopus Deploy
5 52 (7.91%) Team Foundation Server
6 41 (6.24%) Maven
7 34 (5.18%) Visual Studio
8 33 (5.02%) Jasmine
8 33 (5.02%) NUnit
9 30 (4.57%) gulp
9 30 (4.57%) Subversion
10 29 (4.41%) Grunt
11 28 (4.26%) JIRA
11 28 (4.26%) Selenium
12 27 (4.11%) Mocha
13 26 (3.96%) JUnit
14 25 (3.81%) IntelliJ
14 25 (3.81%) Karma Test Runner
15 24 (3.65%) SpecFlow
16 21 (3.20%) Cucumber
General
1 97 (14.76%) Finance
2 40 (6.09%) Banking
3 29 (4.41%) Marketing
4 14 (2.13%) Front Office
5 11 (1.67%) Investment Banking
6 10 (1.52%) Games
7 9 (1.37%) Legal
8 8 (1.22%) Advertising
8 8 (1.22%) Law
8 8 (1.22%) Publishing
9 7 (1.07%) Electronics
9 7 (1.07%) Financial Institution
10 6 (0.91%) Manufacturing
10 6 (0.91%) Telecoms
11 3 (0.46%) Retail
12 2 (0.30%) Automotive
12 2 (0.30%) Digital Economy
13 1 (0.15%) Back Office
13 1 (0.15%) Retail Banking
Job Titles
1 599 (91.17%) Developer
2 280 (42.62%) .NET Developer
3 202 (30.75%) C# Developer
4 119 (18.11%) C# .NET Developer
5 91 (13.85%) Senior Developer
6 62 (9.44%) Java Developer
7 56 (8.52%) Agile Developer
8 43 (6.54%) Full Stack Developer
9 40 (6.09%) Senior .NET Developer
9 40 (6.09%) SQL Developer
10 37 (5.63%) Angular Developer
10 37 (5.63%) ASP.NET MVC Developer
11 36 (5.48%) JavaScript Developer
12 32 (4.87%) Agile C# Developer
13 28 (4.26%) Azure Developer
13 28 (4.26%) Front End Developer (Client-Side Developer)
14 27 (4.11%) Senior C# Developer
15 26 (3.96%) ASP.NET Developer
15 26 (3.96%) C# ASP.NET Developer
16 25 (3.81%) Web Developer
Libraries, Frameworks & Software Standards
1 484 (73.67%) .NET
2 292 (44.44%) ASP.NET
3 283 (43.07%) ASP.NET Web API
4 248 (37.75%) HTML
5 211 (32.12%) AngularJS
6 207 (31.51%) CSS
7 168 (25.57%) React
8 159 (24.20%) ASP.NET MVC
9 144 (21.92%) RESTful
10 140 (21.31%) Web Services
11 127 (19.33%) .NET Framework
12 117 (17.81%) HTML5
13 104 (15.83%) REST
14 91 (13.85%) jQuery
15 81 (12.33%) Entity Framework
16 77 (11.72%) Node.js
17 64 (9.74%) WCF
18 54 (8.22%) .NET Core
19 51 (7.76%) KnockoutJS
20 49 (7.46%) Spring
Miscellaneous
1 78 (11.87%) Greenfield Project
2 51 (7.76%) User Experience
3 46 (7.00%) Enterprise Software
4 39 (5.94%) Mobile App
5 30 (4.57%) Analytical Skills
6 26 (3.96%) Fintech
7 13 (1.98%) Computer Science
8 12 (1.83%) Hedge funds
8 12 (1.83%) Online Banking
9 11 (1.67%) Algorithms
10 9 (1.37%) Foreign Exchange (FX)
11 8 (1.22%) Linux Command Line
11 8 (1.22%) Virtual Team
12 7 (1.07%) Wiki
13 4 (0.61%) Fixed Income
14 3 (0.46%) Grid Computing
14 3 (0.46%) iPad
14 3 (0.46%) iPhone
14 3 (0.46%) Management Information System
15 2 (0.30%) NHS
Operating Systems
1 38 (5.78%) Windows
2 31 (4.72%) Linux
3 21 (3.20%) Apple iOS
4 18 (2.74%) Android
5 6 (0.91%) Unix
6 4 (0.61%) CentOS
7 2 (0.30%) Windows Server
8 1 (0.15%) Solaris
8 1 (0.15%) Ubuntu
8 1 (0.15%) Windows Server 2008
Processes & Methodologies
1 476 (72.45%) Agile Software Development
2 460 (70.02%) TDD
3 348 (52.97%) MVC
4 252 (38.36%) Scrum
5 238 (36.23%) BDD
6 209 (31.81%) Continuous Integration
7 161 (24.51%) OO
8 134 (20.40%) Microservices
9 132 (20.09%) Software Engineering
10 123 (18.72%) Domain-Driven Design
11 115 (17.50%) SOA
12 114 (17.35%) Test Automation
13 101 (15.37%) Kanban
14 93 (14.16%) Web Development
15 91 (13.85%) Unit Testing
16 86 (13.09%) Pair Programming
17 75 (11.42%) Front End Development
18 65 (9.89%) DevOps
19 64 (9.74%) OOP
20 61 (9.28%) E-Commerce
Programming Languages
1 453 (68.95%) C#
2 325 (49.47%) JavaScript
3 153 (23.29%) SQL
4 107 (16.29%) Java
5 52 (7.91%) T-SQL
6 37 (5.63%) TypeScript
7 28 (4.26%) PowerShell
8 23 (3.50%) Groovy
9 21 (3.20%) PHP
10 20 (3.04%) C
10 20 (3.04%) ES6
11 19 (2.89%) GraphQL
11 19 (2.89%) Python
12 14 (2.13%) VB.NET
13 13 (1.98%) Go
14 10 (1.52%) Objective-C
15 9 (1.37%) Apple Swift
16 7 (1.07%) Shell Script
17 6 (0.91%) PL/SQL
18 5 (0.76%) Scala
Qualifications
1 12 (1.83%) Degree
2 4 (0.61%) Computer Science Degree
3 3 (0.46%) Security Cleared
4 2 (0.30%) Master's Degree
4 2 (0.30%) Microsoft Certification
5 1 (0.15%) BPSS Clearance
5 1 (0.15%) DV Cleared
5 1 (0.15%) SC Cleared
Quality Assurance & Compliance
1 31 (4.72%) QA
2 15 (2.28%) PCI DSS
3 10 (1.52%) WCAG
4 3 (0.46%) HL7
5 1 (0.15%) Disclosure Scotland
5 1 (0.15%) MiFID
5 1 (0.15%) PMO
5 1 (0.15%) PSD2
System Software
1 16 (2.44%) Docker
2 5 (0.76%) Active Directory
Systems Management
1 16 (2.44%) Opscode Chef
2 13 (1.98%) Ansible
2 13 (1.98%) Puppet
3 8 (1.22%) Nagios
3 8 (1.22%) ZABBIX
4 5 (0.76%) Control-M
5 2 (0.30%) HP Quality Center
5 2 (0.30%) Kubernetes
5 2 (0.30%) Single Sign-On
Vendors
1 79 (12.02%) Microsoft
2 37 (5.63%) Sitecore
3 31 (4.72%) New Relic
4 20 (3.04%) Oracle
5 17 (2.59%) Xamarin
6 16 (2.44%) Apple
7 15 (2.28%) Google
8 8 (1.22%) AppDynamics
8 8 (1.22%) FXall
8 8 (1.22%) Red Hat
8 8 (1.22%) Reuters
8 8 (1.22%) Splunk
9 7 (1.07%) Cypress Semiconductor
9 7 (1.07%) Zend
10 6 (0.91%) Apigee
11 4 (0.61%) Atlassian
11 4 (0.61%) Embarcadero
11 4 (0.61%) SAP
12 3 (0.46%) Facebook
13 2 (0.30%) Informatica