Period
to 20 May 2019

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for BDD skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited BDD over the 6 months to 20 May 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.

Behaviour-Driven Development (BDD)
South London > Croydon
6 months to
20 May 2019
Same period 2018 Same period 2017
Rank 36 54 25
Rank change year-on-year +18 -29 +8
Contract jobs citing BDD 52 53 24
As % of all contract IT jobs advertised in Croydon 7.14% 4.66% 6.61%
As % of the Processes & Methodologies category 7.62% 5.05% 7.32%
Number of daily rates quoted 46 28 11
Croydon median daily rate £525 £475 £450
Median daily rate % change year-on-year +10.53% +5.56% -
10th Percentile £422 £330 £363
90th Percentile £538 £653 £519
South London median daily rate £476 £475 £450
% change year-on-year +0.21% +5.56% +2.86%
Number of hourly rates quoted 0 0 0
Croydon median hourly rate - - -
South London median hourly rate - - -

BDD 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 Croydon with a requirement for process or methodology skills.

All Process and Methodology Skills
Croydon
Contract vacancies with a requirement for process or methodology skills 682 1,049 328
As % of all contract IT jobs advertised in Croydon 93.68% 92.18% 90.36%
Number of daily rates quoted 494 713 190
Croydon median daily rate £513 £500 £450
Median daily rate % change year-on-year +2.50% +11.11% +7.78%
10th Percentile £400 £363 £300
90th Percentile £638 £688 £575
South London median daily rate £500 £495 £450
% change year-on-year +1.01% +10.00% +5.88%
Number of hourly rates quoted 4 2 0
Croydon median hourly rate £35.00 £27.00 -
Median hourly rate % change year-on-year +29.63% - -
South London median hourly rate £44.18 £43.71 £47.00
% change year-on-year +1.08% -7.01% +113.64%

BDD
Job Vacancy Trend in Croydon

Job postings citing BDD as a percentage of all IT jobs advertised in Croydon.

Job vacancy trend for BDD in Croydon

BDD
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for BDD in Croydon

BDD
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing BDD in Croydon over the 6 months to 20 May 2019.

Contractor daily rate histogram for BDD in Croydon

For the 6 months to 20 May 2019, IT contractor jobs citing BDD 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 Croydon region with a requirement for BDD.

1 51 (98.08%) Java
2 49 (94.23%) TDD
3 47 (90.38%) Agile Software Development
4 43 (82.69%) Jenkins
5 41 (78.85%) Maven
5 41 (78.85%) Apache Camel
6 40 (76.92%) Amazon AWS
6 40 (76.92%) Git (software)
7 39 (75.00%) Continuous Integration
8 38 (73.08%) Spring
9 37 (71.15%) Scrum
10 36 (69.23%) JUnit
10 36 (69.23%) RESTful
10 36 (69.23%) Spring Boot
11 35 (67.31%) SonarQube
11 35 (67.31%) Mockito
11 35 (67.31%) PowerMock
11 35 (67.31%) SOAP
11 35 (67.31%) Web Services
11 35 (67.31%) jMock
11 35 (67.31%) Kanban
12 34 (65.38%) J2EE
12 34 (65.38%) E-Commerce
12 34 (65.38%) DbUnit
13 33 (63.46%) Amazon EC2
14 32 (61.54%) vSphere
14 32 (61.54%) VMware
14 32 (61.54%) VMware Infrastructure
14 32 (61.54%) Virtual Infrastructure
15 30 (57.69%) Open Source

BDD
Co-occurring IT Skills in Croydon 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 5 (9.62%) Confluence
2 2 (3.85%) Apache Solr
2 2 (3.85%) Apache Spark
2 2 (3.85%) Tomcat
3 1 (1.92%) Apache
3 1 (1.92%) Elasticsearch
3 1 (1.92%) JBoss
3 1 (1.92%) nginx
Cloud Services
1 40 (76.92%) Amazon AWS
2 33 (63.46%) Amazon EC2
3 4 (7.69%) GitHub
4 2 (3.85%) Microsoft Azure
Communications & Networking
1 2 (3.85%) Kerberos
2 1 (1.92%) BIG-IP
2 1 (1.92%) DNS
Database & Business Intelligence
1 9 (17.31%) PostgreSQL
2 6 (11.54%) Big Data
2 6 (11.54%) HBase
3 4 (7.69%) Hadoop
4 3 (5.77%) MongoDB
5 1 (1.92%) MySQL
Development Applications
1 43 (82.69%) Jenkins
2 41 (78.85%) Maven
3 40 (76.92%) Git (software)
4 36 (69.23%) JUnit
5 35 (67.31%) jMock
5 35 (67.31%) Mockito
5 35 (67.31%) SonarQube
6 34 (65.38%) DbUnit
7 13 (25.00%) Cucumber
8 10 (19.23%) JIRA
9 6 (11.54%) Selenium
10 4 (7.69%) GitLab
10 4 (7.69%) IntelliJ
11 3 (5.77%) Hudson
11 3 (5.77%) JMeter
12 2 (3.85%) WebDriver
13 1 (1.92%) Mocha
13 1 (1.92%) Protractor
13 1 (1.92%) Sinon.JS
General
1 1 (1.92%) Retail
Job Titles
1 43 (82.69%) Developer
2 42 (80.77%) Java Developer
3 3 (5.77%) J2EE Developer
3 3 (5.77%) Java Team Leader
3 3 (5.77%) Java/J2EE Developer
3 3 (5.77%) Team Leader
4 2 (3.85%) Backend Developer
4 2 (3.85%) SC Cleared Java Developer
4 2 (3.85%) Senior Developer
4 2 (3.85%) Senior Java Developer
5 1 (1.92%) Automation Engineer
5 1 (1.92%) Big Data Engineer
5 1 (1.92%) Consultant
5 1 (1.92%) Data Engineer
5 1 (1.92%) DevOps Automation Engineer
5 1 (1.92%) Integration Developer
5 1 (1.92%) Lead Developer
5 1 (1.92%) Senior DevOps
5 1 (1.92%) Test Automation Developer
5 1 (1.92%) Test Manager
Libraries, Frameworks & Software Standards
1 41 (78.85%) Apache Camel
2 38 (73.08%) Spring
3 36 (69.23%) RESTful
3 36 (69.23%) Spring Boot
4 35 (67.31%) PowerMock
4 35 (67.31%) SOAP
4 35 (67.31%) Web Services
5 34 (65.38%) J2EE
6 10 (19.23%) REST
7 4 (7.69%) Kafka
8 3 (5.77%) AngularJS
8 3 (5.77%) CSS
8 3 (5.77%) CSS3
8 3 (5.77%) Express
8 3 (5.77%) HTML
8 3 (5.77%) HTML5
8 3 (5.77%) Node.js
8 3 (5.77%) Spring MVC
9 2 (3.85%) JSON
9 2 (3.85%) XML
Miscellaneous
1 26 (50.00%) Greenfield Project
2 2 (3.85%) Analytical Skills
3 1 (1.92%) Algorithms
3 1 (1.92%) Enterprise Software
3 1 (1.92%) NHS
3 1 (1.92%) PKI
3 1 (1.92%) Self-Motivation
Operating Systems
1 7 (13.46%) Linux
2 1 (1.92%) Ubuntu
2 1 (1.92%) Windows
Processes & Methodologies
1 49 (94.23%) TDD
2 47 (90.38%) Agile Software Development
3 39 (75.00%) Continuous Integration
4 37 (71.15%) Scrum
5 35 (67.31%) Kanban
6 34 (65.38%) E-Commerce
7 32 (61.54%) Virtual Infrastructure
8 30 (57.69%) Open Source
9 7 (13.46%) Test Automation
10 6 (11.54%) DevOps
10 6 (11.54%) Microservices
11 4 (7.69%) Software Engineering
12 3 (5.77%) Asynchronous Programming
12 3 (5.77%) Coaching
12 3 (5.77%) Data Architecture
12 3 (5.77%) Exploratory Testing
12 3 (5.77%) Mentoring
12 3 (5.77%) MVC
12 3 (5.77%) OWASP
12 3 (5.77%) Software Architecture
Programming Languages
1 51 (98.08%) Java
2 11 (21.15%) Java 8
3 7 (13.46%) JavaScript
4 3 (5.77%) ES6
4 3 (5.77%) Ruby
5 1 (1.92%) Scala
5 1 (1.92%) SQL
5 1 (1.92%) TypeScript
Qualifications
1 14 (26.92%) Security Cleared
2 13 (25.00%) SC Cleared
3 1 (1.92%) Degree
Quality Assurance & Compliance
1 1 (1.92%) QA
System Software
1 32 (61.54%) VMware Infrastructure
1 32 (61.54%) vSphere
2 12 (23.08%) Docker
3 1 (1.92%) Active Directory
3 1 (1.92%) HDFS
Systems Management
1 8 (15.38%) Kubernetes
2 4 (7.69%) Ansible
3 3 (5.77%) Terraform
4 1 (1.92%) HAProxy
Vendors
1 32 (61.54%) VMware
2 1 (1.92%) F5
2 1 (1.92%) Google