Period
to 14 December 2018

The following table provides summary statistics for contract job vacancies with a requirement for Yarn skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Yarn over the 6 months to 14 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.

Yarn Package Manager
UK
6 months to
14 Dec 2018
Same period 2017 Same period 2016
Rank 832 850 -
Rank change year-on-year +18 - -
Contract jobs citing Yarn 71 38 0
As % of all contract IT jobs advertised in the UK 0.068% 0.037% -
As % of the Cloud Services category 0.29% 0.22% -
Number of daily rates quoted 47 37 0
UK median daily rate £488 £500 -
Median daily rate % change year-on-year -2.50% - -
UK excluding London median daily rate £438 £455 -
% change year-on-year -3.85% - -
Number of hourly rates quoted 0 0 0
UK median hourly rate - - -
UK excluding London median hourly rate - - -

Yarn is in the Cloud Services category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies with a requirement for cloud computing skills.

All Cloud Skills
UK
Contract vacancies with a requirement for cloud computing skills 24,790 17,431 12,629
As % of all contract IT jobs advertised in the UK 23.63% 16.88% 12.25%
Number of daily rates quoted 17,181 12,098 8,657
UK median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.56% +5.88%
10th Percentile £306 £275 £275
90th Percentile £650 £625 £605
UK excluding London median daily rate £450 £425 £425
% change year-on-year +5.88% - +6.25%
Number of hourly rates quoted 322 224 190
UK median hourly rate £17.50 £19.81 £18.00
Median hourly rate % change year-on-year -11.67% +10.07% -16.82%
10th Percentile £11.25 £11.25 £11.48
90th Percentile £62.65 £58.75 £56.75
UK excluding London median hourly rate £17.50 £17.50 £17.06
% change year-on-year - +2.58% -24.18%

Yarn
Job Vacancy Trend

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

Job vacancy trend for Yarn in the UK

Yarn
Contractor Daily Rate Trend

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

Contractor daily rate trend for Yarn in the UK

Yarn
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Yarn over the 6 months to 14 December 2018.

Contractor daily rate histogram for Yarn in the UK

Yarn
Top 8 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Yarn within the UK over the 6 months to 14 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 +21 50 £550 +15.79% 24
London +27 36 £550 +6.02% 12
UK excluding London -10 33 £438 -3.85% 12
Scotland 0 19 £425 -15.00%
South East -6 7 £488 +11.11% 3
North West - 4 £475 - 2
North of England - 4 £475 - 5
South West -28 3 £475 +18.75% 1

For the 6 months to 14 December 2018, IT contractor jobs citing Yarn 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 Yarn.

1 54 (76.06%) JavaScript
1 54 (76.06%) npm
2 48 (67.61%) React
3 47 (66.20%) Redux
4 42 (59.15%) webpack
5 40 (56.34%) TDD
6 38 (53.52%) Node.js
7 36 (50.70%) Git (software)
8 32 (45.07%) ES6
9 29 (40.85%) Babel
10 27 (38.03%) Amazon AWS
10 27 (38.03%) CSS
11 26 (36.62%) HTML
11 26 (36.62%) Continuous Integration
11 26 (36.62%) User Experience
12 25 (35.21%) Front End Development
13 23 (32.39%) Mocha
13 23 (32.39%) Java
14 20 (28.17%) Python
14 20 (28.17%) HTML5
15 19 (26.76%) Sass
16 18 (25.35%) Jenkins
16 18 (25.35%) Linux
17 17 (23.94%) Microservices
17 17 (23.94%) TypeScript
17 17 (23.94%) Chai
18 16 (22.54%) Unit Testing
18 16 (22.54%) RESTful
18 16 (22.54%) SQL
19 15 (21.13%) Agile Software Development

Yarn
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 7 (9.86%) nginx
2 2 (2.82%) Cloud Foundry
3 1 (1.41%) OpenStack
Applications
1 5 (7.04%) Photoshop
2 3 (4.23%) Adobe Illustrator
3 2 (2.82%) Chatbot
3 2 (2.82%) Fireworks
4 1 (1.41%) Microsoft Excel
4 1 (1.41%) Microsoft Office
4 1 (1.41%) Microsoft PowerPoint
Cloud Services
1 54 (76.06%) npm
2 27 (38.03%) Amazon AWS
3 12 (16.90%) GitHub
4 7 (9.86%) Amazon EC2
5 4 (5.63%) Google Cloud Platform
5 4 (5.63%) Microsoft Azure
5 4 (5.63%) SaaS
6 2 (2.82%) Dialogflow
7 1 (1.41%) Amazon S3
7 1 (1.41%) AWS Lambda
7 1 (1.41%) Cloud Computing
7 1 (1.41%) CloudFront
7 1 (1.41%) Datadog
7 1 (1.41%) Heroku
7 1 (1.41%) Serverless
7 1 (1.41%) Slack
Database & Business Intelligence
1 14 (19.72%) SQL Server
2 10 (14.08%) SQL Server 2014
3 8 (11.27%) MySQL
4 7 (9.86%) MongoDB
5 3 (4.23%) NoSQL
5 3 (4.23%) Relational Database
6 2 (2.82%) Big Data
6 2 (2.82%) Data Mining
6 2 (2.82%) Looker
7 1 (1.41%) Apache Cassandra
Development Applications
1 42 (59.15%) webpack
2 36 (50.70%) Git (software)
3 29 (40.85%) Babel
4 23 (32.39%) Mocha
5 18 (25.35%) Jenkins
6 14 (19.72%) TeamCity
7 13 (18.31%) Maven
8 12 (16.90%) JUnit
8 12 (16.90%) Karma Test Runner
9 8 (11.27%) Grunt
9 8 (11.27%) gulp
10 7 (9.86%) Protractor
11 5 (7.04%) GitLab
12 4 (5.63%) JIRA
12 4 (5.63%) NUnit
12 4 (5.63%) SpecFlow
12 4 (5.63%) Subversion
13 3 (4.23%) Jasmine
13 3 (4.23%) PostCSS
14 2 (2.82%) Bitbucket
General
1 10 (14.08%) Finance
1 10 (14.08%) Front Office
2 6 (8.45%) Banking
3 3 (4.23%) Advertising
4 1 (1.41%) Digital Economy
4 1 (1.41%) Games
4 1 (1.41%) Investment Banking
4 1 (1.41%) Marketing
4 1 (1.41%) Music Industry
Job Titles
1 47 (66.20%) Developer
2 24 (33.80%) React Developer
3 18 (25.35%) JavaScript Developer
4 17 (23.94%) Front End Developer (Client-Side Developer)
5 12 (16.90%) Full Stack Developer
6 8 (11.27%) Java Developer
7 6 (8.45%) Senior Developer
8 5 (7.04%) Node.js Developer
8 5 (7.04%) Senior Front-End Developer
8 5 (7.04%) Software Engineer
9 3 (4.23%) Angular Developer
9 3 (4.23%) AWS Developer
9 3 (4.23%) Java Engineer
10 2 (2.82%) Designer
10 2 (2.82%) Java Software Engineer
10 2 (2.82%) Senior Designer
10 2 (2.82%) UI Developer
10 2 (2.82%) UI Engineer
10 2 (2.82%) UX Designer
10 2 (2.82%) Web UI Developer
Libraries, Frameworks & Software Standards
1 48 (67.61%) React
2 47 (66.20%) Redux
3 38 (53.52%) Node.js
4 27 (38.03%) CSS
5 26 (36.62%) HTML
6 20 (28.17%) HTML5
7 19 (26.76%) Sass
8 17 (23.94%) Chai
9 16 (22.54%) RESTful
10 15 (21.13%) Enzyme
11 14 (19.72%) Spring
12 13 (18.31%) AngularJS
12 13 (18.31%) Spring Boot
13 12 (16.90%) Jest
13 12 (16.90%) React Native
14 11 (15.49%) .NET
14 11 (15.49%) ActiveMQ
14 11 (15.49%) Hibernate
14 11 (15.49%) Kafka
15 10 (14.08%) WPF
Miscellaneous
1 26 (36.62%) User Experience
2 11 (15.49%) Data Structures
3 10 (14.08%) Cloud Native
3 10 (14.08%) Equities
4 8 (11.27%) Mobile App
5 6 (8.45%) Analytical Skills
5 6 (8.45%) Greenfield Project
5 6 (8.45%) Self-Motivation
6 2 (2.82%) Fintech
7 1 (1.41%) Algorithms
7 1 (1.41%) Enterprise Software
7 1 (1.41%) Online Games
7 1 (1.41%) PlayStation
7 1 (1.41%) Renewable Energy
Operating Systems
1 18 (25.35%) Linux
2 10 (14.08%) Unix
3 7 (9.86%) CentOS
4 2 (2.82%) Android
4 2 (2.82%) Apple iOS
5 1 (1.41%) Windows
Processes & Methodologies
1 40 (56.34%) TDD
2 26 (36.62%) Continuous Integration
3 25 (35.21%) Front End Development
4 17 (23.94%) Microservices
5 16 (22.54%) Unit Testing
6 15 (21.13%) Agile Software Development
6 15 (21.13%) Responsive Web Design
7 14 (19.72%) Isomorphic JavaScript
7 14 (19.72%) OOP
8 13 (18.31%) OO
9 12 (16.90%) Analytics
9 12 (16.90%) BDD
9 12 (16.90%) Data Analytics
9 12 (16.90%) Data Modelling
9 12 (16.90%) Data Visualisation
9 12 (16.90%) Visualisation
10 11 (15.49%) SOLID
10 11 (15.49%) Test Automation
11 10 (14.08%) MVC
11 10 (14.08%) Web Development
Programming Languages
1 54 (76.06%) JavaScript
2 32 (45.07%) ES6
3 23 (32.39%) Java
4 20 (28.17%) Python
5 17 (23.94%) TypeScript
6 16 (22.54%) SQL
7 11 (15.49%) Java 8
8 10 (14.08%) C#
9 7 (9.86%) PHP
10 5 (7.04%) Shell Script
11 4 (5.63%) PowerShell
12 2 (2.82%) Go
Qualifications
1 1 (1.41%) Computer Science Degree
1 1 (1.41%) Degree
1 1 (1.41%) Numerate Degree
Quality Assurance & Compliance
1 3 (4.23%) WCAG
System Software
1 4 (5.63%) Docker
2 1 (1.41%) Ceph
Systems Management
1 3 (4.23%) Kubernetes
2 2 (2.82%) Ansible
2 2 (2.82%) Grafana
2 2 (2.82%) Prometheus
3 1 (1.41%) HAProxy
3 1 (1.41%) Opscode Chef
3 1 (1.41%) Puppet
3 1 (1.41%) Salt
Vendors
1 4 (5.63%) Microsoft
2 3 (4.23%) Google
3 2 (2.82%) Adobe
3 2 (2.82%) MicroStrategy
3 2 (2.82%) Tableau
4 1 (1.41%) Atlassian
4 1 (1.41%) Cognizant
4 1 (1.41%) Twitter