Period
to 15 January 2019

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

webpack
Central London > City of London
6 months to
15 Jan 2019
Same period 2018 Same period 2017
Rank 187 181 195
Rank change year-on-year -6 +14 -
Contract jobs citing webpack 54 72 37
As % of all contract IT jobs advertised in the City of London 0.79% 1.03% 0.60%
As % of the Development Applications category 3.49% 5.50% 3.43%
Number of daily rates quoted 45 66 33
City of London median daily rate £525 £475 £425
Median daily rate % change year-on-year +10.53% +11.76% -
10th Percentile £413 £369 £343
90th Percentile £608 £638 £575
Central London median daily rate £525 £500 £475
% change year-on-year +5.00% +5.26% -
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

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

All Development Application Skills
City of London
Contract vacancies with a requirement for development application skills 1,549 1,310 1,080
As % of all contract IT jobs advertised in the City of London 22.80% 18.71% 17.57%
Number of daily rates quoted 1,247 1,045 881
City of London median daily rate £513 £500 £475
Median daily rate % change year-on-year +2.50% +5.26% +5.56%
10th Percentile £375 £363 £350
90th Percentile £650 £638 £625
Central London median daily rate £523 £500 £475
% change year-on-year +4.50% +5.26% +5.56%
Number of hourly rates quoted 1 2 1
City of London median hourly rate £35.00 £45.25 £32.50
Median hourly rate % change year-on-year -22.65% +39.23% -13.33%
Central London median hourly rate £35.00 £30.00 £32.50
% change year-on-year +16.67% -7.69% -13.33%

webpack
Job Vacancy Trend in the City of London

Job postings citing webpack as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for webpack in the City of London

webpack
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing webpack in the City of London.

Contractor daily rate trend for webpack in the City of London

webpack
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing webpack in the City of London over the 6 months to 15 January 2019.

Contractor daily rate histogram for webpack in the City of London

For the 6 months to 15 January 2019, IT contractor jobs citing webpack 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 City of London region with a requirement for webpack.

1 41 (75.93%) React
2 40 (74.07%) JavaScript
3 38 (70.37%) CSS
4 34 (62.96%) HTML
5 32 (59.26%) Redux
6 30 (55.56%) Sass
7 28 (51.85%) TDD
8 27 (50.00%) Node.js
9 25 (46.30%) Agile Software Development
10 23 (42.59%) ES6
11 22 (40.74%) Front End Development
12 20 (37.04%) Babel
13 18 (33.33%) HTML5
14 17 (31.48%) User Experience
14 17 (31.48%) Jest
15 16 (29.63%) gulp
15 16 (29.63%) Git (software)
16 15 (27.78%) Greenfield Project
17 14 (25.93%) Mocha
18 11 (20.37%) CSS3
18 11 (20.37%) Jasmine
18 11 (20.37%) TypeScript
18 11 (20.37%) GraphQL
19 10 (18.52%) Docker
19 10 (18.52%) Unit Testing
19 10 (18.52%) RESTful
19 10 (18.52%) Continuous Integration
20 9 (16.67%) BDD
20 9 (16.67%) Finance
21 8 (14.81%) Web Services

webpack
Co-occurring IT Skills in the City of London 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 3 (5.56%) Confluence
2 2 (3.70%) Tomcat
3 1 (1.85%) Elasticsearch
3 1 (1.85%) WordPress
Applications
1 2 (3.70%) Adobe Illustrator
1 2 (3.70%) InVision
Cloud Services
1 8 (14.81%) Serverless
2 7 (12.96%) Amazon AWS
2 7 (12.96%) npm
3 4 (7.41%) GitHub
3 4 (7.41%) Heroku
4 3 (5.56%) Microsoft Azure
4 3 (5.56%) Yarn
5 2 (3.70%) Google Cloud Platform
6 1 (1.85%) Amazon Kinesis
6 1 (1.85%) AWS Lambda
6 1 (1.85%) Azure Functions
6 1 (1.85%) Fastly
6 1 (1.85%) Firebase
6 1 (1.85%) Slack
6 1 (1.85%) Trello
Communications & Networking
1 3 (5.56%) HTTP
Database & Business Intelligence
1 6 (11.11%) Big Data
1 6 (11.11%) Blockchain
2 4 (7.41%) MongoDB
2 4 (7.41%) PostgreSQL
2 4 (7.41%) Redis
3 1 (1.85%) Amazon DynamoDB
3 1 (1.85%) Cosmos DB
3 1 (1.85%) MySQL
3 1 (1.85%) Neo4j
3 1 (1.85%) NoSQL
3 1 (1.85%) Relational Database
3 1 (1.85%) SQL Server
Development Applications
1 20 (37.04%) Babel
2 16 (29.63%) Git (software)
2 16 (29.63%) gulp
3 14 (25.93%) Mocha
4 11 (20.37%) Jasmine
5 7 (12.96%) Selenium
6 4 (7.41%) CircleCI
6 4 (7.41%) Grunt
6 4 (7.41%) Jenkins
6 4 (7.41%) JIRA
6 4 (7.41%) Karma Test Runner
7 3 (5.56%) Cucumber
7 3 (5.56%) SpecFlow
8 2 (3.70%) Mercurial
8 2 (3.70%) NUnit
8 2 (3.70%) PostCSS
8 2 (3.70%) Subversion
8 2 (3.70%) TeamCity
9 1 (1.85%) GitLab
9 1 (1.85%) Visual Studio
General
1 9 (16.67%) Finance
2 4 (7.41%) Banking
3 1 (1.85%) Front Office
3 1 (1.85%) Investment Banking
3 1 (1.85%) Retail
Job Titles
1 50 (92.59%) Developer
2 24 (44.44%) React Developer
3 19 (35.19%) Front End Developer (Client-Side Developer)
4 11 (20.37%) Full Stack Developer
4 11 (20.37%) JavaScript Developer
5 6 (11.11%) UI Developer
6 3 (5.56%) Java Developer
7 2 (3.70%) .NET Developer
7 2 (3.70%) Agile Developer
7 2 (3.70%) Integration Developer
7 2 (3.70%) Node.js Developer
7 2 (3.70%) Senior Developer
7 2 (3.70%) Web UI Developer
8 1 (1.85%) Angular Developer
8 1 (1.85%) AWS Developer
8 1 (1.85%) Front End Web Developer (Client-Side Developer)
8 1 (1.85%) JavaScript Engineer
8 1 (1.85%) Lead Developer
8 1 (1.85%) Senior Front-End Developer
8 1 (1.85%) Senior React Developer
Libraries, Frameworks & Software Standards
1 41 (75.93%) React
2 38 (70.37%) CSS
3 34 (62.96%) HTML
4 32 (59.26%) Redux
5 30 (55.56%) Sass
6 27 (50.00%) Node.js
7 18 (33.33%) HTML5
8 17 (31.48%) Jest
9 11 (20.37%) CSS3
9 11 (20.37%) GraphQL
10 10 (18.52%) RESTful
11 8 (14.81%) Web Services
12 7 (12.96%) AngularJS
12 7 (12.96%) Enzyme
12 7 (12.96%) LESS
13 6 (11.11%) Browserify
13 6 (11.11%) Chai
13 6 (11.11%) OAuth
13 6 (11.11%) OpenID
13 6 (11.11%) React Native
Miscellaneous
1 17 (31.48%) User Experience
2 15 (27.78%) Greenfield Project
3 4 (7.41%) Algorithms
3 4 (7.41%) Mobile App
4 2 (3.70%) Analytical Skills
4 2 (3.70%) e-Learning
4 2 (3.70%) Fintech
5 1 (1.85%) Data Structures
5 1 (1.85%) Derivative
5 1 (1.85%) Equity Derivative
5 1 (1.85%) Linux Command Line
Operating Systems
1 4 (7.41%) Android
1 4 (7.41%) Apple iOS
2 2 (3.70%) Linux
3 1 (1.85%) Windows
Processes & Methodologies
1 28 (51.85%) TDD
2 25 (46.30%) Agile Software Development
3 22 (40.74%) Front End Development
4 10 (18.52%) Continuous Integration
4 10 (18.52%) Unit Testing
5 9 (16.67%) BDD
6 8 (14.81%) Scrum
7 6 (11.11%) Microservices
7 6 (11.11%) Test Automation
7 6 (11.11%) Wireframes
8 5 (9.26%) DevOps
8 5 (9.26%) Software Engineering
9 4 (7.41%) API Design
9 4 (7.41%) E-Commerce
9 4 (7.41%) OO
10 3 (5.56%) Computer Science
10 3 (5.56%) Problem-Solving
11 2 (3.70%) Acceptance Criteria
11 2 (3.70%) Continuous Delivery
11 2 (3.70%) User Stories
Programming Languages
1 40 (74.07%) JavaScript
2 23 (42.59%) ES6
3 11 (20.37%) TypeScript
4 6 (11.11%) Java
4 6 (11.11%) JSX
5 5 (9.26%) ES7
6 4 (7.41%) Java 8
7 3 (5.56%) C#
8 1 (1.85%) PowerShell
8 1 (1.85%) Shell Script
Qualifications
1 3 (5.56%) Computer Science Degree
1 3 (5.56%) Degree
Quality Assurance & Compliance
1 4 (7.41%) QA
System Software
1 10 (18.52%) Docker
Systems Management
1 3 (5.56%) Ansible
1 3 (5.56%) Marathon
1 3 (5.56%) Mesos
2 1 (1.85%) Grafana
2 1 (1.85%) Graphite
2 1 (1.85%) Kubernetes
2 1 (1.85%) Opscode Chef
2 1 (1.85%) Single Sign-On
Vendors
1 2 (3.70%) Google
2 1 (1.85%) Microsoft
2 1 (1.85%) PubNub
2 1 (1.85%) Splunk