Period
to 15 October 2018

The following table provides summary statistics for contract job vacancies advertised in Croydon with a requirement for Continuous Integration skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Continuous Integration over the 6 months to 15 October 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.

Continuous Integration
South London > Croydon
6 months to
15 Oct 2018
Same period 2017 Same period 2016
Rank 14 13 14
Rank change year-on-year -1 +1 +1
Contract jobs citing Continuous Integration 207 111 73
As % of all contract IT jobs advertised in Croydon 17.00% 16.49% 13.08%
As % of the Processes & Methodologies category 18.82% 17.76% 14.34%
Number of daily rates quoted 142 59 30
Croydon median daily rate £525 £500 £464
Median daily rate % change year-on-year +5.00% +7.82% +3.06%
10th Percentile £457 £387 £378
90th Percentile £625 £613 £566
South London median daily rate £525 £505 £475
% change year-on-year +3.96% +6.32% +5.56%
Number of hourly rates quoted 1 0 0
Croydon median hourly rate £35.00 - -
South London median hourly rate £35.00 - -

Continuous Integration 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 1,100 625 509
As % of all contract IT jobs advertised in Croydon 90.31% 92.87% 91.22%
Number of daily rates quoted 796 387 326
Croydon median daily rate £525 £500 £418
Median daily rate % change year-on-year +5.00% +19.76% -1.76%
10th Percentile £363 £325 £301
90th Percentile £638 £644 £553
South London median daily rate £515 £475 £425
% change year-on-year +8.42% +11.76% +13.33%
Number of hourly rates quoted 2 3 7
Croydon median hourly rate £35.00 £13.50 £27.00
Median hourly rate % change year-on-year +159.26% -50.00% -2.81%
South London median hourly rate £43.75 £47.50 £20.25
% change year-on-year -7.89% +134.57% -47.96%

Continuous Integration
Job Vacancy Trend in Croydon

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

Job vacancy trend for Continuous Integration in Croydon

Continuous Integration
Contractor Daily Rate Trend in Croydon

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

Contractor daily rate trend for Continuous Integration in Croydon

Continuous Integration
Contractor Daily Rate Histogram in Croydon

The daily rate distribution of IT jobs citing Continuous Integration in Croydon over the 6 months to 15 October 2018.

Contractor daily rate histogram for Continuous Integration in Croydon

For the 6 months to 15 October 2018, IT contractor jobs citing Continuous Integration 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 Continuous Integration.

1 156 (75.36%) Jenkins
2 142 (68.60%) Agile Software Development
3 134 (64.73%) Amazon AWS
4 116 (56.04%) Java
5 103 (49.76%) Puppet
6 92 (44.44%) Scrum
7 89 (43.00%) Ansible
8 83 (40.10%) Opscode Chef
9 78 (37.68%) TDD
10 67 (32.37%) Git (software)
11 61 (29.47%) Microsoft Azure
11 61 (29.47%) DevOps
12 59 (28.50%) Security Cleared
12 59 (28.50%) Oracle
13 58 (28.02%) Test Automation
14 55 (26.57%) SC Cleared
14 55 (26.57%) Maven
15 54 (26.09%) PostgreSQL
15 54 (26.09%) Python
15 54 (26.09%) Amazon EC2
16 52 (25.12%) VMware
17 50 (24.15%) Unix
17 50 (24.15%) VMware Infrastructure
17 50 (24.15%) Bash Shell
18 48 (23.19%) OpenStack
18 48 (23.19%) Windows
18 48 (23.19%) Shell Script
19 47 (22.71%) Build Automation
19 47 (22.71%) GitHub
20 46 (22.22%) OO

Continuous Integration
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 48 (23.19%) OpenStack
2 45 (21.74%) Tomcat
3 37 (17.87%) WebLogic
3 37 (17.87%) WebSphere
4 14 (6.76%) JBoss
5 3 (1.45%) nginx
6 2 (0.97%) Apache Solr
6 2 (0.97%) Confluence
7 1 (0.48%) Apache
7 1 (0.48%) Apache ServiceMix
7 1 (0.48%) Apache Spark
7 1 (0.48%) Elasticsearch
7 1 (0.48%) WildFly
Applications
1 23 (11.11%) Microsoft Excel
1 23 (11.11%) MS Visio
Cloud Services
1 134 (64.73%) Amazon AWS
2 61 (29.47%) Microsoft Azure
3 54 (26.09%) Amazon EC2
4 47 (22.71%) GitHub
5 26 (12.56%) Amazon S3
6 23 (11.11%) Virtual Private Cloud
7 8 (3.86%) AWS CloudFormation
8 3 (1.45%) Amazon ELB
8 3 (1.45%) Route 53
8 3 (1.45%) SaaS
9 2 (0.97%) Quay.io
10 1 (0.48%) Trello
Communications & Networking
1 14 (6.76%) Firewall
2 13 (6.28%) Software-Defined Networking
3 8 (3.86%) SAN
4 7 (3.38%) Fibre Channel
4 7 (3.38%) iSCSI
4 7 (3.38%) NAS
4 7 (3.38%) SSL
5 2 (0.97%) DNS
6 1 (0.48%) DHCP
6 1 (0.48%) Kerberos
6 1 (0.48%) Skype
6 1 (0.48%) TCP/IP
6 1 (0.48%) VPN
Database & Business Intelligence
1 54 (26.09%) PostgreSQL
2 40 (19.32%) NoSQL
3 37 (17.87%) MySQL
4 30 (14.49%) Big Data
5 24 (11.59%) Hadoop
6 23 (11.11%) Apache Hive
6 23 (11.11%) Impala
6 23 (11.11%) SQL Server
6 23 (11.11%) Sqoop
7 6 (2.90%) Data Warehouse
8 4 (1.93%) Amazon Redshift
8 4 (1.93%) Relational Database
9 3 (1.45%) Amazon RDS
10 2 (0.97%) Amazon DynamoDB
10 2 (0.97%) HBase
10 2 (0.97%) MongoDB
11 1 (0.48%) RDBMS
Development Applications
1 156 (75.36%) Jenkins
2 67 (32.37%) Git (software)
3 55 (26.57%) Maven
4 41 (19.81%) GitLab
4 41 (19.81%) SonarQube
5 36 (17.39%) DbUnit
5 36 (17.39%) jMock
5 36 (17.39%) JUnit
5 36 (17.39%) Mockito
5 36 (17.39%) MSTest
5 36 (17.39%) NUnit
6 14 (6.76%) Vagrant
7 11 (5.31%) JIRA
8 8 (3.86%) Cucumber
9 5 (2.42%) Artifactory
9 5 (2.42%) Selenium
10 4 (1.93%) JMeter
11 3 (1.45%) Hudson
11 3 (1.45%) TeamCity
11 3 (1.45%) WebDriver
General
1 9 (4.35%) Retail
2 2 (0.97%) Games
3 1 (0.48%) Finance
Job Titles
1 82 (39.61%) Developer
2 81 (39.13%) Java Developer
3 43 (20.77%) Platform Engineer
4 30 (14.49%) DevOps Engineer
5 21 (10.14%) AWS Engineer
6 18 (8.70%) AWS DevOps
7 16 (7.73%) AWS DevOps Engineer
7 16 (7.73%) Java Engineer
8 15 (7.25%) Linux Engineer
9 12 (5.80%) Linux/Unix DevOps
10 11 (5.31%) Linux DevOps Engineer
11 10 (4.83%) Network Engineer
12 9 (4.35%) Data Engineer
13 8 (3.86%) Data Storage Engineer
13 8 (3.86%) Storage Engineer
14 7 (3.38%) Architect
14 7 (3.38%) J2EE Developer
14 7 (3.38%) Java/J2EE Developer
14 7 (3.38%) Project Engineer
15 6 (2.90%) Release Engineer
Libraries, Frameworks & Software Standards
1 42 (20.29%) Web Services
2 38 (18.36%) RESTful
3 37 (17.87%) J2EE
4 36 (17.39%) PowerMock
4 36 (17.39%) SOAP
5 32 (15.46%) Apache Camel
6 27 (13.04%) Spring
7 17 (8.21%) Spring Boot
8 11 (5.31%) REST
9 8 (3.86%) XML
10 6 (2.90%) YAML
11 5 (2.42%) Elastic Stack
12 3 (1.45%) Kafka
12 3 (1.45%) Velocity
13 2 (0.97%) .NET
13 2 (0.97%) WebdriverIO
14 1 (0.48%) Java EE
14 1 (0.48%) JSON
14 1 (0.48%) JSON Schema
14 1 (0.48%) LEMP Stack
Miscellaneous
1 25 (12.08%) Private Cloud
2 23 (11.11%) Wiki
3 9 (4.35%) Enterprise Storage
3 9 (4.35%) NHS
4 4 (1.93%) Management Information System
5 2 (0.97%) Data Centre
5 2 (0.97%) Public Cloud
6 1 (0.48%) Algorithms
6 1 (0.48%) Analytical Skills
6 1 (0.48%) Clustering
6 1 (0.48%) Enterprise Software
6 1 (0.48%) Self-Motivation
Operating Systems
1 50 (24.15%) Unix
2 48 (23.19%) Windows
3 39 (18.84%) Linux
4 20 (9.66%) CentOS
5 18 (8.70%) Red Hat Enterprise Linux
6 3 (1.45%) CoreOS
7 1 (0.48%) Windows Server
Processes & Methodologies
1 142 (68.60%) Agile Software Development
2 92 (44.44%) Scrum
3 78 (37.68%) TDD
4 61 (29.47%) DevOps
5 58 (28.02%) Test Automation
6 47 (22.71%) Build Automation
7 46 (22.22%) OO
8 42 (20.29%) Kanban
9 40 (19.32%) BDD
10 36 (17.39%) E-Commerce
11 35 (16.91%) Deployment Automation
12 30 (14.49%) Open Source
13 28 (13.53%) Continuous Delivery
14 27 (13.04%) ITIL
15 25 (12.08%) Virtual Infrastructure
16 23 (11.11%) Data Analysis
16 23 (11.11%) Data Extraction
16 23 (11.11%) ETL
17 21 (10.14%) Problem-Solving
18 20 (9.66%) Microservices
Programming Languages
1 116 (56.04%) Java
2 54 (26.09%) Python
3 50 (24.15%) Bash Shell
4 48 (23.19%) Shell Script
5 42 (20.29%) Korn
6 32 (15.46%) SQL
7 27 (13.04%) PowerShell
8 9 (4.35%) Groovy
9 5 (2.42%) Go
10 4 (1.93%) Java 8
10 4 (1.93%) JavaScript
10 4 (1.93%) Ruby
11 1 (0.48%) Gremlin
11 1 (0.48%) Scala
Qualifications
1 59 (28.50%) Security Cleared
2 55 (26.57%) SC Cleared
3 11 (5.31%) Degree
4 4 (1.93%) DV Cleared
5 2 (0.97%) ISEB
5 2 (0.97%) ISTQB
6 1 (0.48%) MCSA
6 1 (0.48%) Microsoft Certification
6 1 (0.48%) VCAP
6 1 (0.48%) VCDX
Quality Assurance & Compliance
1 6 (2.90%) PMO
2 4 (1.93%) QA
3 2 (0.97%) GDPR
3 2 (0.97%) SLA
System Software
1 50 (24.15%) VMware Infrastructure
2 28 (13.53%) vSphere
3 26 (12.56%) Docker
4 23 (11.11%) HDFS
5 9 (4.35%) Hyper-V
6 7 (3.38%) NFS
6 7 (3.38%) VMware NSX
7 4 (1.93%) Active Directory
8 3 (1.45%) Ceph
8 3 (1.45%) etcd
8 3 (1.45%) flannel
8 3 (1.45%) GlusterFS
8 3 (1.45%) SkyDNS
Systems Management
1 103 (49.76%) Puppet
2 89 (43.00%) Ansible
3 83 (40.10%) Opscode Chef
4 23 (11.11%) Hadoop YARN
4 23 (11.11%) Terraform
5 22 (10.63%) Kubernetes
6 8 (3.86%) Consul
7 6 (2.90%) Packer
8 4 (1.93%) HAProxy
8 4 (1.93%) Sysdig
9 3 (1.45%) Graphite
9 3 (1.45%) Prometheus
9 3 (1.45%) rkt
10 2 (0.97%) Host Intrusion Detection System
10 2 (0.97%) logstash
10 2 (0.97%) Network Intrusion Detection System
11 1 (0.48%) Kibana
Vendors
1 59 (28.50%) Oracle
2 52 (25.12%) VMware
3 23 (11.11%) Cloudera
4 14 (6.76%) Red Hat
5 13 (6.28%) Cisco
6 9 (4.35%) EMC
6 9 (4.35%) NetApp
7 6 (2.90%) CA
8 4 (1.93%) Greenplum
8 4 (1.93%) Microsoft
8 4 (1.93%) Splunk