Period
to 25 February 2018

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for npm skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited npm over the 6 months to 25 February 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.

npm
Central London > City of London
6 months to
25 Feb 2018
Same period 2017 Same period 2016
Rank 197 201 221
Rank change year-on-year +4 +20 +68
Contract jobs citing npm 52 25 5
As % of all contract IT jobs advertised in the City of London 0.74% 0.41% 0.074%
As % of the Cloud Services category 3.75% 2.92% 1.03%
Number of daily rates quoted 43 20 4
City of London median daily rate £525 £425 £438
Median daily rate % change year-on-year +23.53% -2.86% -
10th Percentile £328 £346 £323
90th Percentile £613 £590 £534
Central London median daily rate £525 £475 £375
% change year-on-year +10.53% +26.67% -11.76%
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - -

npm is in the Cloud Services 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 cloud computing skills.

All Cloud Skills
City of London
Contract vacancies with a requirement for cloud computing skills 1,385 855 484
As % of all contract IT jobs advertised in the City of London 19.78% 14.04% 7.19%
Number of daily rates quoted 1,121 716 402
City of London median daily rate £500 £500 £450
Median daily rate % change year-on-year - +11.11% +2.23%
10th Percentile £319 £350 £285
90th Percentile £650 £625 £638
Central London median daily rate £500 £488 £450
% change year-on-year +2.56% +8.33% +3.15%
Number of hourly rates quoted 16 4 5
City of London median hourly rate £19.00 £21.13 £24.23
Median hourly rate % change year-on-year -10.07% -12.80% +30.09%
10th Percentile £11.25 £14.72 £20.00
90th Percentile £39.63 £46.71 £28.98
Central London median hourly rate £19.00 £19.92 £22.62
% change year-on-year -4.62% -11.92% +15.97%

npm
Job Vacancy Trend in the City of London

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

Job vacancy trend for npm in the City of London

npm
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 npm in the City of London.

Contractor daily rate trend for npm in the City of London

npm
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing npm in the City of London over the 6 months to 25 February 2018.

Contractor daily rate histogram for npm in the City of London

For the 6 months to 25 February 2018, IT contractor jobs citing npm 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 npm.

1 46 (88.46%) JavaScript
2 38 (73.08%) Agile Software Development
3 37 (71.15%) Node.js
4 33 (63.46%) Git (software)
5 28 (53.85%) Finance
6 26 (50.00%) BDD
7 25 (48.08%) Java
8 24 (46.15%) DevOps
9 23 (44.23%) React
9 23 (44.23%) Jenkins
10 22 (42.31%) Banking
10 22 (42.31%) TeamCity
11 20 (38.46%) MVC
11 20 (38.46%) HTML
12 19 (36.54%) CSS
12 19 (36.54%) Unix
12 19 (36.54%) Cucumber
12 19 (36.54%) Maven
12 19 (36.54%) JIRA
12 19 (36.54%) Continuous Integration
12 19 (36.54%) webpack
13 18 (34.62%) Docker
14 17 (32.69%) Sonatype Nexus
14 17 (32.69%) Linux Command Line
14 17 (32.69%) HTML5
15 16 (30.77%) TDD
15 16 (30.77%) Firewall
16 15 (28.85%) Spring
16 15 (28.85%) Investment Banking
16 15 (28.85%) QA

npm
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 13 (25.00%) Cloud Foundry
2 3 (5.77%) Confluence
2 3 (5.77%) Jupyter
3 2 (3.85%) Apache
3 2 (3.85%) Elasticsearch
3 2 (3.85%) nginx
4 1 (1.92%) IIS
4 1 (1.92%) Tomcat
Cloud Services
1 7 (13.46%) Amazon AWS
1 7 (13.46%) Yarn
2 4 (7.69%) GitHub
3 2 (3.85%) Amazon ElastiCache
3 2 (3.85%) Route 53
3 2 (3.85%) Serverless
3 2 (3.85%) Virtual Private Cloud
4 1 (1.92%) BrowserStack
4 1 (1.92%) Microsoft Azure
Communications & Networking
1 16 (30.77%) Firewall
2 2 (3.85%) Ethernet
2 2 (3.85%) Unified Communications
2 2 (3.85%) VPLS
3 1 (1.92%) DNS
3 1 (1.92%) SSL
3 1 (1.92%) TCP/IP
Database & Business Intelligence
1 5 (9.62%) MySQL
2 3 (5.77%) MongoDB
2 3 (5.77%) NoSQL
3 2 (3.85%) Amazon DynamoDB
3 2 (3.85%) Amazon RDS
3 2 (3.85%) Amazon Redshift
3 2 (3.85%) SQL Server
3 2 (3.85%) SQL Server 2014
Development Applications
1 33 (63.46%) Git (software)
2 23 (44.23%) Jenkins
3 22 (42.31%) TeamCity
4 19 (36.54%) Cucumber
4 19 (36.54%) JIRA
4 19 (36.54%) Maven
4 19 (36.54%) webpack
5 17 (32.69%) Sonatype Nexus
6 14 (26.92%) Selenium
7 13 (25.00%) Liquibase
8 8 (15.38%) Jasmine
9 7 (13.46%) Babel
9 7 (13.46%) gulp
9 7 (13.46%) Mocha
10 5 (9.62%) Grunt
10 5 (9.62%) Protractor
11 4 (7.69%) Bower
11 4 (7.69%) PHPUnit
12 3 (5.77%) Ant
12 3 (5.77%) Octopus Deploy
General
1 28 (53.85%) Finance
2 22 (42.31%) Banking
3 15 (28.85%) Investment Banking
4 2 (3.85%) Front Office
4 2 (3.85%) Telecoms
5 1 (1.92%) Digital Economy
5 1 (1.92%) Marketing
Job Titles
1 32 (61.54%) Developer
2 18 (34.62%) DevOps Engineer
3 12 (23.08%) Integration Engineer
3 12 (23.08%) Java Engineer
4 8 (15.38%) JavaScript Developer
5 6 (11.54%) Full Stack Developer
5 6 (11.54%) Node.js Developer
5 6 (11.54%) Senior Developer
6 5 (9.62%) PHP Developer
6 5 (9.62%) React Developer
6 5 (9.62%) Senior JavaScript Developer
7 4 (7.69%) Angular Developer
8 3 (5.77%) Python Developer
9 2 (3.85%) AWS DevOps
9 2 (3.85%) AWS DevOps Engineer
9 2 (3.85%) Developer/Software Engineer
9 2 (3.85%) DevOps Developer
9 2 (3.85%) Lead DevOps
9 2 (3.85%) Lead DevOps Engineer
9 2 (3.85%) Tools Developer
Libraries, Frameworks & Software Standards
1 37 (71.15%) Node.js
2 23 (44.23%) React
3 20 (38.46%) HTML
4 19 (36.54%) CSS
5 17 (32.69%) HTML5
6 15 (28.85%) RESTful
6 15 (28.85%) Spring
7 13 (25.00%) CSS3
7 13 (25.00%) Spring MVC
8 12 (23.08%) Web Services
9 11 (21.15%) Sass
10 10 (19.23%) Redux
11 9 (17.31%) AngularJS
12 8 (15.38%) Express
13 7 (13.46%) .NET
14 6 (11.54%) Chai
14 6 (11.54%) JSON
15 5 (9.62%) REST
15 5 (9.62%) Twitter Bootstrap
16 4 (7.69%) LESS
Miscellaneous
1 17 (32.69%) Linux Command Line
2 7 (13.46%) Greenfield Project
3 6 (11.54%) iPad
4 3 (5.77%) Analytical Skills
5 2 (3.85%) Data Centre
5 2 (3.85%) Enterprise Software
5 2 (3.85%) Fintech
5 2 (3.85%) Foreign Exchange (FX)
5 2 (3.85%) User Experience
5 2 (3.85%) Virtual Team
6 1 (1.92%) Data Structures
6 1 (1.92%) Fixed Income
6 1 (1.92%) Mobile App
6 1 (1.92%) Over-the-Top Content
6 1 (1.92%) Video\Live Streaming
6 1 (1.92%) W3C
Operating Systems
1 19 (36.54%) Unix
2 2 (3.85%) Android
2 2 (3.85%) Apple iOS
3 1 (1.92%) Linux
3 1 (1.92%) Windows
3 1 (1.92%) Windows Server
Processes & Methodologies
1 38 (73.08%) Agile Software Development
2 26 (50.00%) BDD
3 24 (46.15%) DevOps
4 20 (38.46%) MVC
5 19 (36.54%) Continuous Integration
6 16 (30.77%) TDD
7 13 (25.00%) Continuous Delivery
8 7 (13.46%) Creative Thinking
8 7 (13.46%) OO
8 7 (13.46%) Test Automation
9 6 (11.54%) E-Commerce
9 6 (11.54%) SOLID
9 6 (11.54%) Unit Testing
10 4 (7.69%) Analytics
10 4 (7.69%) Continuous Improvement
10 4 (7.69%) Dependency Management
10 4 (7.69%) Domain-Driven Design
10 4 (7.69%) Scrum
11 3 (5.77%) Data Modelling
11 3 (5.77%) OOP
Programming Languages
1 46 (88.46%) JavaScript
2 25 (48.08%) Java
3 14 (26.92%) ES6
4 13 (25.00%) Ruby
5 10 (19.23%) Python
6 8 (15.38%) C#
7 7 (13.46%) TypeScript
8 6 (11.54%) PHP
9 5 (9.62%) SQL
10 3 (5.77%) C++
10 3 (5.77%) PHP 7
10 3 (5.77%) PowerShell
10 3 (5.77%) Scala
11 1 (1.92%) Bash Shell
11 1 (1.92%) T-SQL
Qualifications
1 1 (1.92%) SC Cleared
1 1 (1.92%) Security Cleared
Quality Assurance & Compliance
1 15 (28.85%) QA
System Software
1 18 (34.62%) Docker
Systems Management
1 15 (28.85%) Kubernetes
1 15 (28.85%) Opscode Chef
1 15 (28.85%) Puppet
2 13 (25.00%) Docker Swarm
3 4 (7.69%) Ansible
4 2 (3.85%) Mesos
Vendors
1 14 (26.92%) Splunk
2 13 (25.00%) AppDynamics
3 5 (9.62%) Atlassian
4 4 (7.69%) Cypress Semiconductor
5 2 (3.85%) FXall
5 2 (3.85%) Reuters
5 2 (3.85%) Salesforce.com
5 2 (3.85%) ServiceNow
5 2 (3.85%) Sonatype
5 2 (3.85%) VMware
6 1 (1.92%) Black Duck
6 1 (1.92%) Microsoft
6 1 (1.92%) Serena