Period
to 18 December 2018

The following table provides summary statistics for contract job vacancies advertised in 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 18 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.

npm
England > London
6 months to
18 Dec 2018
Same period 2017 Same period 2016
Rank 411 412 450
Rank change year-on-year +1 +38 +114
Contract jobs citing npm 223 247 162
As % of all contract IT jobs advertised in London 0.48% 0.52% 0.37%
As % of the Cloud Services category 1.78% 2.71% 2.52%
Number of daily rates quoted 168 208 130
London median daily rate £531 £500 £450
Median daily rate % change year-on-year +6.25% +11.11% -
10th Percentile £390 £395 £325
90th Percentile £713 £613 £626
England median daily rate £500 £475 £425
% change year-on-year +5.26% +11.76% +6.25%
Number of hourly rates quoted 1 0 0
London median hourly rate £35.00 - -
England median hourly rate £35.00 £40.00 -
% change year-on-year -12.50% - -

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 London with a requirement for cloud computing skills.

All Cloud Skills
London
Contract vacancies with a requirement for cloud computing skills 12,517 9,123 6,423
As % of all contract IT jobs advertised in London 26.77% 19.19% 14.55%
Number of daily rates quoted 9,246 6,837 4,708
London median daily rate £525 £500 £475
Median daily rate % change year-on-year +5.00% +5.26% +5.56%
10th Percentile £340 £313 £313
90th Percentile £675 £638 £625
England median daily rate £500 £475 £450
% change year-on-year +5.26% +5.56% +5.88%
Number of hourly rates quoted 80 86 49
London median hourly rate £19.00 £22.00 £25.00
Median hourly rate % change year-on-year -13.64% -12.00% +15.53%
10th Percentile £12.50 £11.63 £13.43
90th Percentile £66.15 £75.00 £98.00
England median hourly rate £17.50 £20.00 £19.00
% change year-on-year -12.50% +5.26% -12.92%

npm
Job Vacancy Trend in London

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

Job vacancy trend for npm in London

npm
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for npm in London

npm
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing npm in London over the 6 months to 18 December 2018.

Contractor daily rate histogram for npm in London

npm
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing npm within the London region over the 6 months to 18 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
Central London -29 37 £528 +0.48% 12
West London +11 7 £450 -23.73% 14
South London -19 3 £375 -3.23% 1
North London - 2 £403 - 1
East London - 1 £425 - 8
npm
England

For the 6 months to 18 December 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 London region with a requirement for npm.

1 160 (71.75%) JavaScript
2 121 (54.26%) Node.js
3 106 (47.53%) Agile Software Development
4 90 (40.36%) AngularJS
5 89 (39.91%) HTML
6 88 (39.46%) CSS
7 87 (39.01%) gulp
8 83 (37.22%) Jenkins
8 83 (37.22%) Git (software)
9 78 (34.98%) React
10 76 (34.08%) Front End Development
11 69 (30.94%) DevOps
12 68 (30.49%) HTML5
13 66 (29.60%) webpack
14 65 (29.15%) ES6
14 65 (29.15%) Java
14 65 (29.15%) TDD
15 60 (26.91%) Docker
16 58 (26.01%) Maven
16 58 (26.01%) Scrum
16 58 (26.01%) Open Source
17 55 (24.66%) Sass
18 50 (22.42%) Ansible
18 50 (22.42%) Redux
18 50 (22.42%) Python
19 49 (21.97%) Finance
19 49 (21.97%) Karma Test Runner
19 49 (21.97%) Grunt
20 47 (21.08%) Amazon AWS
21 45 (20.18%) TypeScript

npm
Co-occurring IT Skills in 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 38 (17.04%) Cloud Foundry
2 23 (10.31%) nginx
3 20 (8.97%) CMS
4 19 (8.52%) Elasticsearch
5 13 (5.83%) Confluence
6 10 (4.48%) Tomcat
7 9 (4.04%) Umbraco
8 6 (2.69%) OpenStack
9 5 (2.24%) WebSphere
10 4 (1.79%) IIS
10 4 (1.79%) Sitecore CMS
11 3 (1.35%) Mule
11 3 (1.35%) Mule ESB
12 1 (0.45%) Adobe Experience Manager
12 1 (0.45%) Apache
12 1 (0.45%) Oracle SOA Suite
Applications
1 3 (1.35%) Adobe Illustrator
1 3 (1.35%) Chatbot
1 3 (1.35%) Photoshop
2 1 (0.45%) Microsoft Excel
2 1 (0.45%) Microsoft Office
2 1 (0.45%) Microsoft PowerPoint
Business Applications
1 2 (0.90%) SAP Oil and Gas
Cloud Services
1 47 (21.08%) Amazon AWS
2 42 (18.83%) Microsoft Azure
3 28 (12.56%) GitHub
3 28 (12.56%) PaaS
4 27 (12.11%) Yarn
5 12 (5.38%) Google Cloud Platform
6 6 (2.69%) Heroku
6 6 (2.69%) IaaS
7 5 (2.24%) Amazon SQS
7 5 (2.24%) IBM Cloud
8 3 (1.35%) Dialogflow
8 3 (1.35%) Firebase
9 2 (0.90%) SaaS
10 1 (0.45%) Amazon S3
10 1 (0.45%) Apigee
10 1 (0.45%) AWS Lambda
10 1 (0.45%) Cloud Computing
10 1 (0.45%) Datadog
10 1 (0.45%) NuGet
10 1 (0.45%) OpenShift
Communications & Networking
1 15 (6.73%) HTTP
2 14 (6.28%) AMQP
3 4 (1.79%) Firewall
4 3 (1.35%) FTP
4 3 (1.35%) SMTP
4 3 (1.35%) SSL
5 2 (0.90%) DNS
6 1 (0.45%) HbbTV
Database & Business Intelligence
1 24 (10.76%) SQL Server
2 22 (9.87%) MySQL
3 15 (6.73%) Redis
4 13 (5.83%) PostgreSQL
4 13 (5.83%) Relational Database
5 7 (3.14%) MongoDB
6 6 (2.69%) NoSQL
7 4 (1.79%) RDBMS
8 3 (1.35%) Amazon RDS
8 3 (1.35%) Apache Cassandra
8 3 (1.35%) Big Data
8 3 (1.35%) Blockchain
8 3 (1.35%) SQL Server 2014
9 2 (0.90%) Amazon DynamoDB
9 2 (0.90%) Hazelcast
9 2 (0.90%) Looker
10 1 (0.45%) Data Warehouse
10 1 (0.45%) Hadoop
10 1 (0.45%) SQL Server 2008
10 1 (0.45%) SQL Server 2012
Development Applications
1 87 (39.01%) gulp
2 83 (37.22%) Git (software)
2 83 (37.22%) Jenkins
3 66 (29.60%) webpack
4 58 (26.01%) Maven
5 49 (21.97%) Grunt
5 49 (21.97%) Karma Test Runner
6 45 (20.18%) Jasmine
7 39 (17.49%) Mocha
8 34 (15.25%) Protractor
9 33 (14.80%) Cucumber
10 31 (13.90%) Gradle
11 28 (12.56%) Travis CI
12 27 (12.11%) JIRA
13 25 (11.21%) CircleCI
14 22 (9.87%) IBM UrbanCode
15 21 (9.42%) TeamCity
16 20 (8.97%) Bower
17 17 (7.62%) Babel
17 17 (7.62%) Subversion
General
1 49 (21.97%) Finance
2 39 (17.49%) Banking
3 10 (4.48%) Retail
4 7 (3.14%) Front Office
5 6 (2.69%) Investment Banking
6 4 (1.79%) Pharmaceutical
6 4 (1.79%) Publishing
7 2 (0.90%) Advertising
7 2 (0.90%) Danish Language
7 2 (0.90%) French Language
7 2 (0.90%) German Language
7 2 (0.90%) Manufacturing
7 2 (0.90%) Marketing
7 2 (0.90%) Spanish Language
7 2 (0.90%) Telecoms
8 1 (0.45%) Automotive
8 1 (0.45%) Electronics
8 1 (0.45%) Legal
8 1 (0.45%) Music Industry
8 1 (0.45%) Retail Banking
Job Titles
1 165 (73.99%) Developer
2 49 (21.97%) Front End Developer (Client-Side Developer)
3 48 (21.52%) React Developer
4 33 (14.80%) DevOps Engineer
4 33 (14.80%) JavaScript Developer
5 31 (13.90%) Angular Developer
6 28 (12.56%) Senior Developer
7 16 (7.17%) Full Stack Developer
7 16 (7.17%) Java Developer
8 15 (6.73%) Senior React Developer
9 14 (6.28%) Node.js Developer
10 12 (5.38%) .NET Developer
10 12 (5.38%) Kubernetes Engineer
11 11 (4.93%) UI Developer
12 8 (3.59%) Senior Front-End Developer
13 7 (3.14%) Senior DevOps
13 7 (3.14%) Senior DevOps Engineer
13 7 (3.14%) Senior JavaScript Developer
14 6 (2.69%) Architect
14 6 (2.69%) Web UI Developer
Libraries, Frameworks & Software Standards
1 121 (54.26%) Node.js
2 90 (40.36%) AngularJS
3 89 (39.91%) HTML
4 88 (39.46%) CSS
5 78 (34.98%) React
6 68 (30.49%) HTML5
7 55 (24.66%) Sass
8 50 (22.42%) Redux
9 43 (19.28%) CSS3
10 37 (16.59%) RESTful
11 36 (16.14%) Twitter Bootstrap
12 33 (14.80%) JSON
13 31 (13.90%) Chai
14 30 (13.45%) .NET
15 27 (12.11%) RabbitMQ
16 26 (11.66%) REST
17 25 (11.21%) Express
17 25 (11.21%) Gherkin
18 21 (9.42%) ASP.NET
18 21 (9.42%) jQuery
Miscellaneous
1 40 (17.94%) User Experience
2 16 (7.17%) Fintech
3 15 (6.73%) Mobile App
4 13 (5.83%) Greenfield Project
5 9 (4.04%) Enterprise Software
6 8 (3.59%) Data Structures
7 5 (2.24%) iPad
7 5 (2.24%) NHS
8 4 (1.79%) Foreign Exchange (FX)
9 3 (1.35%) Algorithms
9 3 (1.35%) Client/Server
9 3 (1.35%) Equities
10 2 (0.90%) Analytical Skills
10 2 (0.90%) Blog
10 2 (0.90%) Cloud Native
10 2 (0.90%) Digital Media
10 2 (0.90%) Linux Command Line
10 2 (0.90%) RIA
10 2 (0.90%) Video on Demand
10 2 (0.90%) Virtual Team
Operating Systems
1 14 (6.28%) Linux
2 10 (4.48%) Unix
3 6 (2.69%) Apple iOS
4 5 (2.24%) Windows
5 4 (1.79%) Android
6 2 (0.90%) Red Hat Enterprise Linux
6 2 (0.90%) Solaris
Processes & Methodologies
1 106 (47.53%) Agile Software Development
2 76 (34.08%) Front End Development
3 69 (30.94%) DevOps
4 65 (29.15%) TDD
5 58 (26.01%) Open Source
5 58 (26.01%) Scrum
6 38 (17.04%) Continuous Integration
6 38 (17.04%) Microservices
7 37 (16.59%) Unit Testing
8 36 (16.14%) MVC
9 35 (15.70%) BDD
10 34 (15.25%) Web Development
11 27 (12.11%) Responsive Web Design
12 22 (9.87%) Kanban
13 20 (8.97%) Problem-Solving
14 19 (8.52%) Software Engineering
15 18 (8.07%) Mentoring
15 18 (8.07%) Test Automation
16 17 (7.62%) OO
17 15 (6.73%) OOP
Programming Languages
1 160 (71.75%) JavaScript
2 65 (29.15%) ES6
2 65 (29.15%) Java
3 50 (22.42%) Python
4 45 (20.18%) TypeScript
5 38 (17.04%) SQL
6 31 (13.90%) C#
7 30 (13.45%) Groovy
8 19 (8.52%) Shell Script
9 12 (5.38%) PL/SQL
9 12 (5.38%) VB.NET
10 9 (4.04%) Java 8
11 8 (3.59%) Go
12 6 (2.69%) Bash Shell
12 6 (2.69%) Ruby
13 5 (2.24%) ES7
13 5 (2.24%) Perl
14 4 (1.79%) PowerShell
14 4 (1.79%) Scala
15 3 (1.35%) PHP
Qualifications
1 16 (7.17%) Security Cleared
2 14 (6.28%) SC Cleared
3 9 (4.04%) Degree
4 2 (0.90%) Computer Science Degree
5 1 (0.45%) BC Cleared
5 1 (0.45%) BPSS Clearance
Quality Assurance & Compliance
1 6 (2.69%) QA
2 4 (1.79%) WCAG
3 1 (0.45%) Disclosure Scotland
3 1 (0.45%) PMO
3 1 (0.45%) WAI
System Software
1 60 (26.91%) Docker
2 23 (10.31%) Virtual Machines
3 1 (0.45%) Ceph
Systems Management
1 50 (22.42%) Ansible
2 35 (15.70%) Puppet
3 29 (13.00%) Opscode Chef
4 25 (11.21%) Kubernetes
5 11 (4.93%) Docker Swarm
6 5 (2.24%) Consul
6 5 (2.24%) Mesos
7 4 (1.79%) Grafana
8 3 (1.35%) Prometheus
8 3 (1.35%) Single Sign-On
9 2 (0.90%) Rancher
10 1 (0.45%) HAProxy
10 1 (0.45%) Salt
10 1 (0.45%) Terraform
Vendors
1 14 (6.28%) Google
2 5 (2.24%) IBM
2 5 (2.24%) Oracle
3 4 (1.79%) Microsoft
3 4 (1.79%) Sitecore
3 4 (1.79%) Splunk
4 3 (1.35%) Charles River
4 3 (1.35%) MuleSoft
4 3 (1.35%) SAP
5 2 (0.90%) Apple
5 2 (0.90%) Red Hat
5 2 (0.90%) Salesforce.com
6 1 (0.45%) Adobe
6 1 (0.45%) AppDynamics
6 1 (0.45%) Atlassian
6 1 (0.45%) Cognizant
6 1 (0.45%) Veracode