Period
to 10 December 2018

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 10 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.

Behaviour-Driven Development (BDD)
South London > Croydon
6 months to
10 Dec 2018
Same period 2017 Same period 2016
Rank 49 31 51
Rank change year-on-year -18 +20 -28
Contract jobs citing BDD 76 78 24
As % of all contract IT jobs advertised in Croydon 6.39% 8.27% 4.50%
As % of the Processes & Methodologies category 6.91% 8.91% 4.93%
Number of daily rates quoted 54 49 21
Croydon median daily rate £525 £500 £500
Median daily rate % change year-on-year +5.00% - +14.29%
10th Percentile £350 £388 £413
90th Percentile £585 £701 £594
South London median daily rate £500 £495 £469
% change year-on-year +1.01% +5.60% +17.19%
Number of hourly rates quoted 1 0 0
Croydon median hourly rate £35.00 - -
South London median hourly rate £35.00 - -

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 1,100 875 487
As % of all contract IT jobs advertised in Croydon 92.51% 92.79% 91.37%
Number of daily rates quoted 845 580 289
Croydon median daily rate £525 £500 £425
Median daily rate % change year-on-year +5.00% +17.65% -
10th Percentile £380 £337 £300
90th Percentile £625 £675 £575
South London median daily rate £500 £500 £425
% change year-on-year - +17.65% +9.68%
Number of hourly rates quoted 6 3 6
Croydon median hourly rate £35.00 £13.50 £35.25
Median hourly rate % change year-on-year +159.26% -61.70% +182.00%
South London median hourly rate £42.27 £47.50 £27.00
% change year-on-year -11.02% +75.93% +33.38%

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 10 December 2018.

Contractor daily rate histogram for BDD in Croydon

For the 6 months to 10 December 2018, 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 74 (97.37%) Java
2 65 (85.53%) TDD
3 54 (71.05%) Agile Software Development
4 53 (69.74%) Jenkins
5 51 (67.11%) Maven
6 50 (65.79%) Apache Camel
7 49 (64.47%) Git (software)
8 47 (61.84%) Spring
8 47 (61.84%) JUnit
9 45 (59.21%) Web Services
10 42 (55.26%) Amazon AWS
11 41 (53.95%) Continuous Integration
11 41 (53.95%) Spring Boot
12 40 (52.63%) DbUnit
13 39 (51.32%) RESTful
13 39 (51.32%) SOAP
13 39 (51.32%) Scrum
14 38 (50.00%) J2EE
15 37 (48.68%) E-Commerce
15 37 (48.68%) Kanban
15 37 (48.68%) jMock
15 37 (48.68%) PowerMock
15 37 (48.68%) Mockito
15 37 (48.68%) SonarQube
16 36 (47.37%) Security Cleared
17 35 (46.05%) SC Cleared
18 34 (44.74%) Amazon EC2
18 34 (44.74%) vSphere
18 34 (44.74%) VMware
19 32 (42.11%) VMware Infrastructure

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 20 (26.32%) Confluence
2 14 (18.42%) Apache Solr
3 13 (17.11%) Apache Spark
4 10 (13.16%) Elasticsearch
5 5 (6.58%) Tomcat
6 3 (3.95%) Apache
6 3 (3.95%) JBoss
7 2 (2.63%) WebLogic
8 1 (1.32%) CMS
8 1 (1.32%) nginx
Cloud Services
1 42 (55.26%) Amazon AWS
2 34 (44.74%) Amazon EC2
3 3 (3.95%) GitHub
4 1 (1.32%) Amazon SQS
4 1 (1.32%) Google Cloud Platform
4 1 (1.32%) Microsoft Azure
Communications & Networking
1 14 (18.42%) Kerberos
2 1 (1.32%) BIG-IP
2 1 (1.32%) DNS
2 1 (1.32%) Skype
Database & Business Intelligence
1 22 (28.95%) Big Data
2 21 (27.63%) HBase
3 19 (25.00%) PostgreSQL
4 16 (21.05%) Hadoop
5 6 (7.89%) MySQL
6 4 (5.26%) Amazon Redshift
6 4 (5.26%) MongoDB
6 4 (5.26%) NoSQL
6 4 (5.26%) Relational Database
7 2 (2.63%) Data Warehouse
8 1 (1.32%) RDBMS
8 1 (1.32%) Redis
8 1 (1.32%) SQL Server
Development Applications
1 53 (69.74%) Jenkins
2 51 (67.11%) Maven
3 49 (64.47%) Git (software)
4 47 (61.84%) JUnit
5 40 (52.63%) DbUnit
6 37 (48.68%) jMock
6 37 (48.68%) Mockito
6 37 (48.68%) SonarQube
7 24 (31.58%) JIRA
8 17 (22.37%) Cucumber
9 15 (19.74%) IntelliJ
10 8 (10.53%) GitLab
10 8 (10.53%) Selenium
11 7 (9.21%) WebDriver
12 3 (3.95%) Gradle
12 3 (3.95%) JMeter
13 1 (1.32%) AutoIt
13 1 (1.32%) Log4j
General
1 3 (3.95%) Retail
2 2 (2.63%) Legal
3 1 (1.32%) Finance
Job Titles
1 67 (88.16%) Developer
2 62 (81.58%) Java Developer
3 8 (10.53%) J2EE Developer
3 8 (10.53%) Java/J2EE Developer
3 8 (10.53%) SC Cleared Java Developer
4 6 (7.89%) Big Data Developer
5 4 (5.26%) Agile Developer
5 4 (5.26%) Agile Java Developer
5 4 (5.26%) Automation Tester
5 4 (5.26%) Java Team Leader
5 4 (5.26%) Lead Developer
5 4 (5.26%) Lead Java Developer
5 4 (5.26%) Team Leader
5 4 (5.26%) Test Engineer
5 4 (5.26%) Tester
6 3 (3.95%) Backend Developer
6 3 (3.95%) Test Automation Engineer
7 2 (2.63%) J2EE Team Leader
7 2 (2.63%) Senior Developer
7 2 (2.63%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 50 (65.79%) Apache Camel
2 47 (61.84%) Spring
3 45 (59.21%) Web Services
4 41 (53.95%) Spring Boot
5 39 (51.32%) RESTful
5 39 (51.32%) SOAP
6 38 (50.00%) J2EE
7 37 (48.68%) PowerMock
8 27 (35.53%) REST
9 24 (31.58%) Kafka
10 11 (14.47%) Drools
11 10 (13.16%) Gherkin
12 7 (9.21%) Hibernate
12 7 (9.21%) JPA
12 7 (9.21%) JSON
12 7 (9.21%) JSON Schema
12 7 (9.21%) Samza
13 6 (7.89%) XML
14 4 (5.26%) HTML
15 3 (3.95%) CSS
Miscellaneous
1 10 (13.16%) Greenfield Project
2 8 (10.53%) Algorithms
3 3 (3.95%) NHS
4 2 (2.63%) PKI
Operating Systems
1 24 (31.58%) Linux
2 6 (7.89%) Ubuntu
3 3 (3.95%) Windows
Processes & Methodologies
1 65 (85.53%) TDD
2 54 (71.05%) Agile Software Development
3 41 (53.95%) Continuous Integration
4 39 (51.32%) Scrum
5 37 (48.68%) E-Commerce
5 37 (48.68%) Kanban
6 32 (42.11%) Virtual Infrastructure
7 25 (32.89%) Open Source
8 23 (30.26%) Microservices
9 17 (22.37%) Mentoring
10 12 (15.79%) Coaching
10 12 (15.79%) DevOps
10 12 (15.79%) Test Automation
11 11 (14.47%) Data Architecture
11 11 (14.47%) Problem-Solving
12 10 (13.16%) Data Development
12 10 (13.16%) Systems Engineering
13 8 (10.53%) API Development
14 6 (7.89%) API Testing
15 5 (6.58%) Configuration Management
Programming Languages
1 74 (97.37%) Java
2 26 (34.21%) Java 8
3 10 (13.16%) SQL
4 8 (10.53%) JavaScript
5 5 (6.58%) Groovy
6 2 (2.63%) C#
7 1 (1.32%) Gremlin
Qualifications
1 36 (47.37%) Security Cleared
2 35 (46.05%) SC Cleared
3 2 (2.63%) DV Cleared
Quality Assurance & Compliance
1 2 (2.63%) PMO
System Software
1 34 (44.74%) vSphere
2 32 (42.11%) VMware Infrastructure
3 21 (27.63%) Docker
4 11 (14.47%) HDFS
5 1 (1.32%) Active Directory
Systems Management
1 17 (22.37%) Terraform
2 15 (19.74%) Kubernetes
3 14 (18.42%) Ansible
4 1 (1.32%) HAProxy
4 1 (1.32%) Kibana
4 1 (1.32%) logstash
4 1 (1.32%) Opscode Chef
4 1 (1.32%) Puppet
Vendors
1 34 (44.74%) VMware
2 1 (1.32%) F5
2 1 (1.32%) Hyland
2 1 (1.32%) Oracle
2 1 (1.32%) SAP