Period
to 15 December 2018

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

CircleCI
UK
6 months to
15 Dec 2018
Same period 2017 Same period 2016
Rank 693 822 847
Rank change year-on-year +129 +25 +57
Contract jobs citing CircleCI 211 68 44
As % of all contract IT jobs advertised in the UK 0.20% 0.066% 0.043%
As % of the Development Applications category 0.95% 0.35% 0.26%
Number of daily rates quoted 206 49 36
UK median daily rate £600 £500 £415
Median daily rate % change year-on-year +20.00% +20.48% +10.67%
10th Percentile £463 £400 £368
90th Percentile £713 £628 £547
UK excluding London median daily rate £700 £475 £463
% change year-on-year +47.37% +2.70% -
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding London median hourly rate - - -

CircleCI is in the Development Applications category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for development application skills.

All Development Application Skills
UK
Contract vacancies with a requirement for development application skills 22,310 19,200 16,944
As % of all contract IT jobs advertised in the UK 21.41% 18.60% 16.46%
Number of daily rates quoted 15,343 13,414 11,347
UK median daily rate £475 £450 £425
Median daily rate % change year-on-year +5.56% +5.88% +6.25%
10th Percentile £325 £313 £300
90th Percentile £625 £600 £575
UK excluding London median daily rate £425 £413 £400
% change year-on-year +3.03% +3.13% +6.67%
Number of hourly rates quoted 234 268 250
UK median hourly rate £42.50 £42.50 £41.00
Median hourly rate % change year-on-year - +3.66% +2.50%
10th Percentile £30.73 £29.00 £22.16
90th Percentile £53.75 £62.70 £53.88
UK excluding London median hourly rate £42.75 £43.50 £41.00
% change year-on-year -1.72% +6.10% +2.50%

CircleCI
Job Vacancy Trend

Job postings citing CircleCI as a percentage of all IT jobs advertised.

Job vacancy trend for CircleCI in the UK

CircleCI
Contractor Daily Rate Trend

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

Contractor daily rate trend for CircleCI in the UK

CircleCI
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing CircleCI over the 6 months to 15 December 2018.

Contractor daily rate histogram for CircleCI in the UK

CircleCI
Top 11 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing CircleCI within the UK over the 6 months to 15 December 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
England +124 210 £600 +20.00% 73
London +102 159 £550 +10.00% 45
UK excluding London +15 50 £700 +47.37% 28
North of England +13 33 £700 +43.59% 9
Scotland - 27 £700 -
North West - 27 £700 - 3
South East -5 10 £475 +18.75% 8
Yorkshire -12 6 £500 +2.56% 5
Midlands -13 4 £425 -15.00% 2
West Midlands -18 4 £425 -15.00% 1
East of England -8 2 £475 +11.76% 2

For the 6 months to 15 December 2018, IT contractor jobs citing CircleCI 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 with a requirement for CircleCI.

1 130 (61.61%) Jenkins
2 124 (58.77%) DevOps
3 108 (51.18%) Docker
4 91 (43.13%) Python
5 90 (42.65%) Ansible
6 85 (40.28%) Java
7 83 (39.34%) Amazon AWS
8 82 (38.86%) Travis CI
9 78 (36.97%) Puppet
10 77 (36.49%) Terraform
11 74 (35.07%) Opscode Chef
12 69 (32.70%) Git (software)
13 66 (31.28%) PaaS
14 64 (30.33%) nginx
14 64 (30.33%) Kubernetes
15 60 (28.44%) Virtual Machines
16 58 (27.49%) Open Source
17 57 (27.01%) Node.js
17 57 (27.01%) Maven
18 56 (26.54%) Continuous Integration
19 55 (26.07%) Groovy
19 55 (26.07%) Gradle
19 55 (26.07%) Cloud Foundry
20 54 (25.59%) Shell Script
21 53 (25.12%) Microsoft Azure
21 53 (25.12%) npm
22 52 (24.64%) Agile Software Development
23 51 (24.17%) IBM UrbanCode
23 51 (24.17%) gulp
24 49 (23.22%) JavaScript

CircleCI
Co-occurring IT Skills 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 64 (30.33%) nginx
2 55 (26.07%) Cloud Foundry
3 20 (9.48%) Elasticsearch
4 4 (1.90%) Tomcat
4 4 (1.90%) WebSphere
5 3 (1.42%) Apache
5 3 (1.42%) WordPress
6 2 (0.95%) Apache Spark
6 2 (0.95%) CMS
6 2 (0.95%) Drupal
6 2 (0.95%) OpenStack
7 1 (0.47%) Confluence
Cloud Services
1 83 (39.34%) Amazon AWS
2 66 (31.28%) PaaS
3 53 (25.12%) Microsoft Azure
3 53 (25.12%) npm
4 30 (14.22%) AWS CloudFormation
5 23 (10.90%) GitHub
6 18 (8.53%) Serverless
7 16 (7.58%) Google Cloud Platform
8 15 (7.11%) AWS Lambda
9 14 (6.64%) Amazon CloudWatch
10 11 (5.21%) IaaS
10 11 (5.21%) SaaS
11 10 (4.74%) Heroku
12 6 (2.84%) Datadog
13 5 (2.37%) Amazon Kinesis
13 5 (2.37%) BrowserStack
13 5 (2.37%) DigitalOcean
13 5 (2.37%) Fastly
14 3 (1.42%) Amazon S3
15 2 (0.95%) AWS OpsWorks
Communications & Networking
1 13 (6.16%) HTTP
2 9 (4.27%) DNS
2 9 (4.27%) TCP/IP
3 7 (3.32%) Firewall
3 7 (3.32%) VPN
4 5 (2.37%) SMTP
4 5 (2.37%) SSL
5 4 (1.90%) SSH
6 2 (0.95%) DHCP
6 2 (0.95%) VLAN
7 1 (0.47%) HbbTV
7 1 (0.47%) Network Security
Database & Business Intelligence
1 22 (10.43%) PostgreSQL
2 20 (9.48%) Redis
3 14 (6.64%) MongoDB
4 13 (6.16%) NoSQL
5 10 (4.74%) Big Data
5 10 (4.74%) Relational Database
6 8 (3.79%) MySQL
7 7 (3.32%) Amazon DynamoDB
7 7 (3.32%) Apache Cassandra
8 5 (2.37%) HBase
8 5 (2.37%) Neo4j
9 3 (1.42%) Amazon RDS
9 3 (1.42%) BigQuery
10 2 (0.95%) Apache Hive
10 2 (0.95%) CouchDB
10 2 (0.95%) Hadoop
11 1 (0.47%) RDBMS
Development Applications
1 130 (61.61%) Jenkins
2 82 (38.86%) Travis CI
3 69 (32.70%) Git (software)
4 57 (27.01%) Maven
5 55 (26.07%) Gradle
6 51 (24.17%) gulp
6 51 (24.17%) IBM UrbanCode
7 21 (9.95%) Mocha
8 17 (8.06%) Appium
9 14 (6.64%) Cucumber
9 14 (6.64%) Selenium
10 12 (5.69%) TeamCity
11 11 (5.21%) Atlassian Bamboo
11 11 (5.21%) GitLab
12 10 (4.74%) fastlane
13 9 (4.27%) webpack
14 7 (3.32%) JIRA
14 7 (3.32%) JUnit
15 6 (2.84%) Calabash
16 5 (2.37%) Vagrant
General
1 22 (10.43%) Finance
2 9 (4.27%) Retail
3 6 (2.84%) Banking
4 5 (2.37%) Publishing
5 2 (0.95%) Automotive
6 1 (0.47%) Games
6 1 (0.47%) Music Industry
6 1 (0.47%) Spanish Language
Job Titles
1 107 (50.71%) DevOps Engineer
2 57 (27.01%) Developer
3 19 (9.00%) Azure DevOps
3 19 (9.00%) React Developer
4 18 (8.53%) Azure DevOps Engineer
4 18 (8.53%) Azure Engineer
5 15 (7.11%) JavaScript Developer
6 13 (6.16%) Kubernetes Engineer
7 10 (4.74%) AWS Engineer
8 9 (4.27%) AWS DevOps
8 9 (4.27%) AWS DevOps Engineer
8 9 (4.27%) Full Stack Developer
9 8 (3.79%) Agile Developer
10 7 (3.32%) Cloud Engineer
10 7 (3.32%) iOS Developer
10 7 (3.32%) Python Engineer
10 7 (3.32%) Software Engineer
11 6 (2.84%) Java Engineer
11 6 (2.84%) Lead DevOps Engineer
11 6 (2.84%) Senior DevOps Engineer
Libraries, Frameworks & Software Standards
1 57 (27.01%) Node.js
2 29 (13.74%) React
3 26 (12.32%) CSS
4 21 (9.95%) Jest
5 18 (8.53%) RESTful
6 16 (7.58%) JSON
7 14 (6.64%) Web Services
8 12 (5.69%) REST
9 11 (5.21%) GraphQL
10 10 (4.74%) Elastic Stack
10 10 (4.74%) RxSwift
10 10 (4.74%) XML
11 9 (4.27%) .NET
11 9 (4.27%) HTML
11 9 (4.27%) Kafka
11 9 (4.27%) Sass
12 8 (3.79%) Express
13 7 (3.32%) Redux
14 6 (2.84%) React Native
14 6 (2.84%) Ruby on Rails
Miscellaneous
1 25 (11.85%) Video\Live Streaming
2 22 (10.43%) Video on Demand
3 21 (9.95%) User Experience
4 20 (9.48%) Greenfield Project
4 20 (9.48%) Over-the-Top Content
5 18 (8.53%) Analytical Skills
6 15 (7.11%) Linux Command Line
7 13 (6.16%) Mobile App
8 9 (4.27%) Cloud Native
9 8 (3.79%) Fintech
10 7 (3.32%) Public Cloud
11 6 (2.84%) PKI
12 5 (2.37%) Apple TV
12 5 (2.37%) iPad
12 5 (2.37%) iPhone
13 2 (0.95%) Replication
14 1 (0.47%) Analytical Mindset
14 1 (0.47%) Enterprise Software
14 1 (0.47%) RIA
14 1 (0.47%) Virtual Team
Operating Systems
1 43 (20.38%) Linux
2 19 (9.00%) Apple iOS
2 19 (9.00%) Unix
3 14 (6.64%) Android
4 9 (4.27%) Windows
5 5 (2.37%) tvOS
6 4 (1.90%) Ubuntu
7 2 (0.95%) Android TV
Processes & Methodologies
1 124 (58.77%) DevOps
2 58 (27.49%) Open Source
3 56 (26.54%) Continuous Integration
4 52 (24.64%) Agile Software Development
5 37 (17.54%) TDD
6 28 (13.27%) Test Automation
7 27 (12.80%) BDD
8 26 (12.32%) Microservices
8 26 (12.32%) Software Engineering
9 22 (10.43%) Acceptance Criteria
9 22 (10.43%) Configuration Management
10 21 (9.95%) Pair Programming
11 17 (8.06%) Digital Transformation Programme
12 15 (7.11%) SDET
13 14 (6.64%) OO
14 13 (6.16%) OOP
15 12 (5.69%) Continuous Delivery
15 12 (5.69%) iOS Development
15 12 (5.69%) Mentoring
16 11 (5.21%) Migration
Programming Languages
1 91 (43.13%) Python
2 85 (40.28%) Java
3 55 (26.07%) Groovy
4 54 (25.59%) Shell Script
5 49 (23.22%) JavaScript
6 16 (7.58%) Go
6 16 (7.58%) Ruby
7 13 (6.16%) Bash Shell
7 13 (6.16%) SQL
8 10 (4.74%) Apple Swift
9 8 (3.79%) Kotlin
10 7 (3.32%) ES6
10 7 (3.32%) Objective-C
10 7 (3.32%) PHP
11 6 (2.84%) C#
11 6 (2.84%) PowerShell
12 5 (2.37%) C
12 5 (2.37%) TypeScript
13 3 (1.42%) Scala
14 2 (0.95%) ES7
Qualifications
1 5 (2.37%) Security Cleared
2 4 (1.90%) SC Cleared
3 3 (1.42%) Degree
4 1 (0.47%) Computer Science Degree
Quality Assurance & Compliance
1 24 (11.37%) QA
2 1 (0.47%) ISO 13485
System Software
1 108 (51.18%) Docker
2 60 (28.44%) Virtual Machines
Systems Management
1 90 (42.65%) Ansible
2 78 (36.97%) Puppet
3 77 (36.49%) Terraform
4 74 (35.07%) Opscode Chef
5 64 (30.33%) Kubernetes
6 9 (4.27%) Salt
7 7 (3.32%) Kibana
8 5 (2.37%) Grafana
8 5 (2.37%) Graphite
8 5 (2.37%) Packer
9 4 (1.90%) CFEngine
9 4 (1.90%) Prometheus
10 2 (0.95%) Capistrano
10 2 (0.95%) rkt
11 1 (0.47%) Single Sign-On
Vendors
1 14 (6.64%) Splunk
2 12 (5.69%) Google
2 12 (5.69%) New Relic
3 5 (2.37%) AppDynamics
3 5 (2.37%) Apple
3 5 (2.37%) SaltStack
4 4 (1.90%) Cypress Semiconductor
5 2 (0.95%) SmartCo
6 1 (0.47%) IBM
6 1 (0.47%) Lets Encrypt