Period
to 24 August 2019

The following table provides summary statistics for permanent job vacancies with a requirement for RxJava skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited RxJava over the 6 months to 24 August 2019 with a comparison to the same period in the previous 2 years.

RxJava
UK
6 months to
24 Aug 2019
Same period 2018 Same period 2017
Rank 926 978 1022
Rank change year-on-year +52 +44 +215
Permanent jobs citing RxJava 170 209 198
As % of all permanent IT jobs advertised in the UK 0.12% 0.12% 0.11%
As % of the Libraries, Frameworks & Software Standards category 0.32% 0.31% 0.28%
Number of salaries quoted 118 152 173
UK median annual salary £65,000 £60,000 £65,000
Median salary % change year-on-year +8.33% -7.69% -18.75%
10th Percentile £43,600 £43,750 £44,500
90th Percentile £81,250 £77,500 £85,000
UK excluding London median annual salary £52,500 £54,000 £50,000
% change year-on-year -2.78% +8.00% -

RxJava 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 with a requirement for technical specification, industry standards, software libraries and framework skills.

All Software Libraries and Frameworks
UK
Permanent vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 53,410 68,169 71,247
As % of all permanent IT jobs advertised in the UK 37.47% 40.13% 40.48%
Number of salaries quoted 43,936 56,559 59,094
UK median annual salary £52,500 £50,000 £47,500
Median salary % change year-on-year +5.00% +5.26% -
10th Percentile £31,750 £31,250 £29,000
90th Percentile £87,500 £82,500 £77,500
UK excluding London median annual salary £45,000 £45,000 £42,500
% change year-on-year - +5.88% +2.41%

RxJava
Job Vacancy Trend

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

Job vacancy trend for RxJava in the UK

RxJava
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing RxJava.

Salary trend for RxJava in the UK

RxJava
Salary Histogram

The salary distribution of IT jobs citing RxJava over the 6 months to 24 August 2019.

Salary histogram for RxJava in the UK

RxJava
Top 11 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing RxJava within the UK over the 6 months to 24 August 2019. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England +71 158 £67,500 +12.50% 18
London +98 120 £67,500 +3.85% 14
UK excluding London +29 49 £52,500 -2.78% 6
South East +32 20 £52,500 -8.70%
Scotland +13 10 £43,000 -25.22% 2
South West +10 8 - - 2
North of England +1 7 £35,000 -26.32% 1
North West +6 6 £35,000 -26.32%
East of England +73 3 £52,500 -34.38% 1
Wales -10 1 £36,250 -39.58% 1
Yorkshire - 1 - - 1

For the 6 months to 24 August 2019, IT jobs citing RxJava 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 with a requirement for RxJava.

1 154 (90.59%) Android
2 147 (86.47%) Android Development
3 133 (78.24%) Kotlin
4 127 (74.71%) Java
5 86 (50.59%) Agile Software Development
6 73 (42.94%) Dagger
7 63 (37.06%) TDD
8 59 (34.71%) MVVM
9 58 (34.12%) Git (software)
10 55 (32.35%) Fintech
11 54 (31.76%) Retrofit
12 43 (25.29%) BDD
13 41 (24.12%) Mockito
13 41 (24.12%) RESTful
14 37 (21.76%) Android Studio
15 36 (21.18%) User Experience
15 36 (21.18%) Apple iOS
16 35 (20.59%) Mobile App
17 31 (18.24%) Android SDK
17 31 (18.24%) Banking
18 29 (17.06%) Gradle
18 29 (17.06%) Continuous Integration
18 29 (17.06%) Mobile Development
19 27 (15.88%) Software Engineering
20 26 (15.29%) JUnit
20 26 (15.29%) Unit Testing
21 23 (13.53%) REST
21 23 (13.53%) Web Services
22 21 (12.35%) Dependency Injection
23 20 (11.76%) Greenfield Project

RxJava
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 2 (1.18%) Cloud Foundry
Cloud Services
1 19 (11.18%) GitHub
2 12 (7.06%) Firebase
3 7 (4.12%) AWS
3 7 (4.12%) Google Play
4 6 (3.53%) Azure
5 2 (1.18%) Google Analytics
5 2 (1.18%) WhatsApp
6 1 (0.59%) npm
6 1 (0.59%) Runscope
6 1 (0.59%) SaaS
6 1 (0.59%) Yarn
Communications & Networking
1 14 (8.24%) Bluetooth
2 8 (4.71%) Wireless
3 7 (4.12%) HTTP
4 5 (2.94%) SSL
5 3 (1.76%) Wi-Fi
6 2 (1.18%) HTTPS
7 1 (0.59%) Internet
7 1 (0.59%) Intranet
Database & Business Intelligence
1 8 (4.71%) Big Data
2 5 (2.94%) Couchbase
2 5 (2.94%) SQLite
3 4 (2.35%) Apache Cassandra
3 4 (2.35%) Hadoop
3 4 (2.35%) NoSQL
3 4 (2.35%) Redis
4 1 (0.59%) PostgreSQL
Development Applications
1 58 (34.12%) Git (software)
2 41 (24.12%) Mockito
3 37 (21.76%) Android Studio
4 29 (17.06%) Gradle
5 26 (15.29%) JUnit
6 10 (5.88%) Crashlytics
7 6 (3.53%) CocoaPods
7 6 (3.53%) fastlane
7 6 (3.53%) Jenkins
8 4 (2.35%) JMeter
9 3 (1.76%) Bitbucket
9 3 (1.76%) JIRA
9 3 (1.76%) Maven
10 1 (0.59%) Cucumber
10 1 (0.59%) git-flow
10 1 (0.59%) Spock
10 1 (0.59%) webpack
10 1 (0.59%) Xcode
General
1 31 (18.24%) Banking
2 17 (10.00%) Finance
3 11 (6.47%) Electronics
4 9 (5.29%) Games
5 2 (1.18%) Military
5 2 (1.18%) Multimedia
5 2 (1.18%) Telecoms
6 1 (0.59%) Law
Job Titles
1 128 (75.29%) Developer
2 112 (65.88%) Android Developer
3 33 (19.41%) Android Engineer
4 20 (11.76%) Senior Developer
5 16 (9.41%) Java Developer
6 14 (8.24%) Senior Android Developer
7 6 (3.53%) Architect
7 6 (3.53%) Mobile Architect
7 6 (3.53%) Mobile Solutions Architect
7 6 (3.53%) Software Engineer
7 6 (3.53%) Solutions Architect
8 4 (2.35%) Java Android Developer
8 4 (2.35%) NoSQL Developer
8 4 (2.35%) Senior Java Developer
9 2 (1.18%) Android Software Engineer
9 2 (1.18%) Digital Developer
9 2 (1.18%) Junior
9 2 (1.18%) Mobile Developer
9 2 (1.18%) Senior Mobile Developer
10 1 (0.59%) Junior Android Developer
Libraries, Frameworks & Software Standards
1 73 (42.94%) Dagger
2 54 (31.76%) Retrofit
3 41 (24.12%) RESTful
4 31 (18.24%) Android SDK
5 23 (13.53%) REST
5 23 (13.53%) Web Services
6 15 (8.82%) JSON
7 10 (5.88%) iOS SDK
8 9 (5.29%) Gherkin
9 7 (4.12%) Gson
9 7 (4.12%) Material Design
9 7 (4.12%) Spring
10 6 (3.53%) Middleware
10 6 (3.53%) ReactiveCocoa
11 5 (2.94%) Kafka
11 5 (2.94%) Vert.x
12 4 (2.35%) XML
13 3 (1.76%) OpenGL
14 2 (1.18%) HTML
14 2 (1.18%) WebKit
Miscellaneous
1 36 (21.18%) User Experience
2 35 (20.59%) Mobile App
3 20 (11.76%) Greenfield Project
4 11 (6.47%) Mobile Banking
5 8 (4.71%) Data Centre
6 1 (0.59%) Digital Media
6 1 (0.59%) Self-Motivation
6 1 (0.59%) Smartphone
6 1 (0.59%) Virtual Team
Operating Systems
1 154 (90.59%) Android
2 36 (21.18%) Apple iOS
Processes & Methodologies
1 147 (86.47%) Android Development
2 86 (50.59%) Agile Software Development
3 63 (37.06%) TDD
4 59 (34.71%) MVVM
5 55 (32.35%) Fintech
6 43 (25.29%) BDD
7 29 (17.06%) Continuous Integration
7 29 (17.06%) Mobile Development
8 27 (15.88%) Software Engineering
9 26 (15.29%) Unit Testing
10 21 (12.35%) Dependency Injection
11 19 (11.18%) Computer Science
12 18 (10.59%) Mentoring
12 18 (10.59%) Scrum
13 17 (10.00%) Mobile First
14 16 (9.41%) OOP
14 16 (9.41%) Test Automation
15 15 (8.82%) Analytics
16 13 (7.65%) iOS Development
17 11 (6.47%) DevOps
Programming Languages
1 133 (78.24%) Kotlin
2 127 (74.71%) Java
3 14 (8.24%) Java 8
4 13 (7.65%) C++
5 10 (5.88%) Apple Swift
5 10 (5.88%) JavaScript
5 10 (5.88%) SQL
6 9 (5.29%) Python
7 7 (4.12%) Go
8 1 (0.59%) Bash Shell
8 1 (0.59%) C
8 1 (0.59%) C#
8 1 (0.59%) Groovy
8 1 (0.59%) Objective-C
8 1 (0.59%) PowerShell
8 1 (0.59%) Shell Script
8 1 (0.59%) TypeScript
Qualifications
1 18 (10.59%) Degree
2 15 (8.82%) Computer Science Degree
3 2 (1.18%) Security Cleared
4 1 (0.59%) A+ Certification
4 1 (0.59%) Master's Degree
Quality Assurance & Compliance
1 8 (4.71%) QA
System Software
1 8 (4.71%) Docker
Systems Management
1 8 (4.71%) Mesos
2 2 (1.18%) Prometheus
3 1 (0.59%) AirWatch
3 1 (0.59%) Microsoft Intune
Vendors
1 11 (6.47%) Google
2 3 (1.76%) Splunk
3 2 (1.18%) AppDynamics
3 2 (1.18%) Microsoft
3 2 (1.18%) MuleSoft
4 1 (0.59%) Avid
4 1 (0.59%) IONA