Period
to 17 December 2018

The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Enzyme skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Enzyme over the 6 months to 17 December 2018 with a comparison to the same period in the previous 2 years.

Enzyme JavaScript Testing Utility
Central London > City of London
6 months to
17 Dec 2018
Same period 2017 Same period 2016
Rank 323 320 -
Rank change year-on-year -3 - -
Permanent jobs citing Enzyme 10 12 0
As % of all permanent IT jobs advertised in the City of London 0.094% 0.12% -
As % of the Libraries, Frameworks & Software Standards category 0.22% 0.29% -
Number of salaries quoted 9 12 0
City of London median annual salary £80,000 £71,250 -
Median salary % change year-on-year +12.28% - -
Central London median annual salary £77,500 £70,000 £60,000
% change year-on-year +10.71% +16.67% -

Enzyme is in the Software Libraries and Frameworks category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
City of London
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 4,623 4,145 4,557
As % of all permanent IT jobs advertised in the City of London 43.47% 39.97% 40.55%
Number of salaries quoted 4,222 3,761 4,191
City of London median annual salary £65,000 £62,500 £60,000
Median salary % change year-on-year +4.00% +4.17% +4.35%
10th Percentile £42,500 £40,000 £38,500
90th Percentile £93,750 £91,250 £90,000
Central London median annual salary £65,000 £60,000 £57,500
% change year-on-year +8.33% +4.35% -

Enzyme
Job Vacancy Trend in the City of London

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

Job vacancy trend for Enzyme in the City of London

Enzyme
Salary Trend in the City of London

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Enzyme in the City of London.

Salary trend for Enzyme in the City of London

Enzyme
Salary Histogram in the City of London

The salary distribution of IT jobs citing Enzyme in the City of London over the 6 months to 17 December 2018.

Salary histogram for Enzyme in the City of London

For the 6 months to 17 December 2018, IT jobs citing Enzyme also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the City of London region with a requirement for Enzyme.

1 8 (80.00%) Jest
2 7 (70.00%) ES6
3 6 (60.00%) Fintech
3 6 (60.00%) React
3 6 (60.00%) JavaScript
3 6 (60.00%) Redux
4 5 (50.00%) Java
4 5 (50.00%) Agile Software Development
4 5 (50.00%) Front End Development
4 5 (50.00%) Mockito
4 5 (50.00%) Mocha
5 4 (40.00%) Heroku
5 4 (40.00%) Node.js
5 4 (40.00%) Redis
5 4 (40.00%) GitHub
5 4 (40.00%) Sass
5 4 (40.00%) TypeScript
5 4 (40.00%) Ruby
5 4 (40.00%) Web Development
5 4 (40.00%) CircleCI
6 3 (30.00%) IBM UrbanCode
6 3 (30.00%) Hadoop
6 3 (30.00%) WebSphere
6 3 (30.00%) TestNG
6 3 (30.00%) Banking
6 3 (30.00%) Spring
6 3 (30.00%) Maven
6 3 (30.00%) Finance
6 3 (30.00%) IBM
6 3 (30.00%) JUnit

Enzyme
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 (30.00%) Apache Spark
1 3 (30.00%) WebSphere
1 3 (30.00%) WebSphere Application Server
Cloud Services
1 4 (40.00%) GitHub
1 4 (40.00%) Heroku
Communications & Networking
1 1 (10.00%) Skype
Database & Business Intelligence
1 4 (40.00%) Redis
2 3 (30.00%) Apache Cassandra
2 3 (30.00%) Big Data
2 3 (30.00%) Hadoop
3 2 (20.00%) PostgreSQL
Development Applications
1 5 (50.00%) Mocha
1 5 (50.00%) Mockito
2 4 (40.00%) CircleCI
3 3 (30.00%) IBM UrbanCode
3 3 (30.00%) Jasmine
3 3 (30.00%) Jenkins
3 3 (30.00%) JUnit
3 3 (30.00%) Maven
3 3 (30.00%) Sonatype Nexus
3 3 (30.00%) TestNG
4 2 (20.00%) Selenium
General
1 3 (30.00%) Banking
1 3 (30.00%) Finance
2 2 (20.00%) Games
3 1 (10.00%) Advertising
3 1 (10.00%) Marketing
Job Titles
1 5 (50.00%) Developer
2 4 (40.00%) Front End Developer (Client-Side Developer)
2 4 (40.00%) React Developer
3 2 (20.00%) Games Engineer
3 2 (20.00%) Senior Developer
3 2 (20.00%) Senior Front-End Developer
3 2 (20.00%) Senior React Developer
4 1 (10.00%) JavaScript Developer
4 1 (10.00%) Lead Developer
Libraries, Frameworks & Software Standards
1 8 (80.00%) Jest
2 6 (60.00%) React
2 6 (60.00%) Redux
3 4 (40.00%) Node.js
3 4 (40.00%) Sass
4 3 (30.00%) Kafka
4 3 (30.00%) Spring
4 3 (30.00%) Spring Boot
5 2 (20.00%) Akka
5 2 (20.00%) Play Framework
6 1 (10.00%) CSS
6 1 (10.00%) CSS3
6 1 (10.00%) Express
6 1 (10.00%) HTML
6 1 (10.00%) HTML5
Miscellaneous
1 6 (60.00%) Fintech
2 2 (20.00%) Derivative
2 2 (20.00%) Equities
2 2 (20.00%) Foreign Exchange (FX)
2 2 (20.00%) Hedge funds
Processes & Methodologies
1 5 (50.00%) Agile Software Development
1 5 (50.00%) Front End Development
2 4 (40.00%) Web Development
3 3 (30.00%) API Development
3 3 (30.00%) DevOps
4 2 (20.00%) BDD
4 2 (20.00%) Problem-Solving
4 2 (20.00%) TDD
5 1 (10.00%) Artificial Intelligence
5 1 (10.00%) Machine Learning
5 1 (10.00%) People Management
Programming Languages
1 7 (70.00%) ES6
2 6 (60.00%) JavaScript
3 5 (50.00%) Java
4 4 (40.00%) Ruby
4 4 (40.00%) TypeScript
5 2 (20.00%) Java 8
5 2 (20.00%) Scala
System Software
1 3 (30.00%) Docker
Systems Management
1 3 (30.00%) Kubernetes
Vendors
1 3 (30.00%) IBM