The following table provides summary statistics for permanent job vacancies advertised in London with a requirement for Java Concurrency skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Java Concurrency over the 3 months to 23 June 2017 with a comparison to the same period in the previous 2 years.

Java Concurrency
England / London
3 months to
23 Jun 2017
Same period 2016 Same period 2015
Rank 608 630 686
Rank change year-on-year +22 +56  
Permanent jobs citing Java Concurrency 7 2 2
As % of all permanent IT jobs advertised in London 0.019% 0.005% 0.004%
As % of the Libraries, Frameworks & Software Standards category 0.047% 0.012% 0.012%
Number of salaries quoted 4 2 2
Median salary £80,000 £66,250 £61,250
Median salary % change year-on-year +20.75% +8.16%  
90% offered a salary of more than £50,250 £59,250 £48,250
10% offered a salary of more than £97,500 £73,250 £74,250
UK excluding London median salary - - -

Java Concurrency is in the industry standards, technical specifications and software library and framework skills category. The next table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in London with a requirement for industry standards, technical specifications and software library and framework skills.

Software Library & Framework Skills
London
Permanent job vacancies with a requirement for industry standards, technical specifications and software library and framework skills 14800 16191 17054
As % of all permanent IT job vacancies advertised in London 40.41% 40.46% 37.98%
Number of salaries quoted 12260 14290 14681
Median salary £58,500 £55,000 £55,000
Median salary % change year-on-year +6.36% -  
90% offered a salary of more than £40,000 £38,000 £35,000
10% offered a salary of more than £80,000 £75,000 £77,500
UK excluding London median salary £42,500 £40,000 £40,000
% change year-on-year +6.25% -  

Java Concurrency
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Java Concurrency as a proportion of all permanent or contract IT jobs with a match in the Libraries, Frameworks & Software Standards category.

Job vacancy trend for Java Concurrency in London

Java Concurrency
Salary Trend in London

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

Salary trend for Java Concurrency in London

Java Concurrency
Salary Histogram in London

The salary distribution of IT jobs citing Java Concurrency in London over the 3 months to 23 June 2017.

Salary histogram for Java Concurrency in London

For the 6 months to 23 June 2017, IT jobs citing Java Concurrency also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the London region with a requirement for Java Concurrency.

1 16 (100.00%) Java
2 10 (62.50%) Multithreading
3 9 (56.25%) Low Latency
4 8 (50.00%) Foreign Exchange (FX)
4 8 (50.00%) Linux
5 7 (43.75%) C++
6 6 (37.50%) Web Services
6 6 (37.50%) E-Commerce
6 6 (37.50%) Front Office
6 6 (37.50%) Finance
6 6 (37.50%) Electronic Trading
6 6 (37.50%) FIX Protocol
6 6 (37.50%) Algorithmic Trading
6 6 (37.50%) Algorithms
6 6 (37.50%) KDB
6 6 (37.50%) Kdb+
7 5 (31.25%) Concurrent Programming
7 5 (31.25%) Unit Testing
7 5 (31.25%) Scrum
7 5 (31.25%) Agile Software Development
8 4 (25.00%) Banking
8 4 (25.00%) Kanban
8 4 (25.00%) Performance Optimisation
8 4 (25.00%) Market Making
9 3 (18.75%) React
9 3 (18.75%) Spring Boot
9 3 (18.75%) Karma Test Runner
9 3 (18.75%) Functional Programming
9 3 (18.75%) Test Automation
9 3 (18.75%) RESTful

Java Concurrency
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:

Cloud Services
1 1 (6.25%) GitHub
Database & Business Intelligence
1 6 (37.50%) KDB
1 6 (37.50%) Kdb+
2 3 (18.75%) NoSQL
Development Applications
1 3 (18.75%) Cucumber
1 3 (18.75%) EasyMock
1 3 (18.75%) jMock
1 3 (18.75%) JUnit
1 3 (18.75%) Karma Test Runner
1 3 (18.75%) Mocha
2 1 (6.25%) Git (software)
2 1 (6.25%) Maven
2 1 (6.25%) Subversion
2 1 (6.25%) TeamCity
General
1 6 (37.50%) Finance
1 6 (37.50%) Front Office
2 4 (25.00%) Banking
3 3 (18.75%) Investment Banking
3 3 (18.75%) Retail
3 3 (18.75%) Retail Banking
4 2 (12.50%) Games
5 1 (6.25%) Telecoms
Job Titles
1 15 (93.75%) Developer
2 12 (75.00%) Java Developer
3 6 (37.50%) Algorithmic Trading Developer
3 6 (37.50%) Java Developer - Algorithmic Trading
4 3 (18.75%) Full Stack Developer
4 3 (18.75%) Full Stack Web Developer
4 3 (18.75%) Web Developer
5 1 (6.25%) Analyst
5 1 (6.25%) Analyst Developer
5 1 (6.25%) Games Developer
5 1 (6.25%) Java Analyst Developer
5 1 (6.25%) Java Games Developer
5 1 (6.25%) Junior
5 1 (6.25%) Junior Analyst
5 1 (6.25%) Junior Analyst Developer
5 1 (6.25%) Junior Developer
5 1 (6.25%) Junior Java Developer
5 1 (6.25%) Technical Leader
Libraries, Frameworks & Software Standards
1 6 (37.50%) FIX Protocol
1 6 (37.50%) Web Services
2 3 (18.75%) Apache Flex
2 3 (18.75%) Chai
2 3 (18.75%) HTML
2 3 (18.75%) HTML5
2 3 (18.75%) React
2 3 (18.75%) Redux
2 3 (18.75%) RESTful
2 3 (18.75%) Spring
2 3 (18.75%) Spring Boot
3 1 (6.25%) JMS
Miscellaneous
1 8 (50.00%) Foreign Exchange (FX)
2 6 (37.50%) Algorithms
3 3 (18.75%) Analytical Skills
3 3 (18.75%) Fixed Income
4 2 (12.50%) Computer Science
4 2 (12.50%) Fintech
4 2 (12.50%) Greenfield Project
5 1 (6.25%) Derivative
5 1 (6.25%) Equity Derivative
Operating Systems
1 8 (50.00%) Linux
2 2 (12.50%) Unix
Processes & Methodologies
1 10 (62.50%) Multithreading
2 9 (56.25%) Low Latency
3 6 (37.50%) Algorithmic Trading
3 6 (37.50%) E-Commerce
3 6 (37.50%) Electronic Trading
4 5 (31.25%) Agile Software Development
4 5 (31.25%) Concurrent Programming
4 5 (31.25%) Scrum
4 5 (31.25%) Unit Testing
5 4 (25.00%) Kanban
5 4 (25.00%) Market Making
5 4 (25.00%) Performance Optimisation
6 3 (18.75%) Asset Management
6 3 (18.75%) Continuous Integration
6 3 (18.75%) Microservices
6 3 (18.75%) OO
6 3 (18.75%) OOD
6 3 (18.75%) Test Automation
6 3 (18.75%) Wealth Management
6 3 (18.75%) Web Development
Programming Languages
1 16 (100.00%) Java
2 7 (43.75%) C++
3 3 (18.75%) ECMAScript
3 3 (18.75%) ES6
3 3 (18.75%) JavaScript
4 2 (12.50%) Perl
4 2 (12.50%) SQL
Qualifications
1 2 (12.50%) Computer Science Degree
1 2 (12.50%) Degree
Systems Management
1 1 (6.25%) Puppet
Vendors
1 3 (18.75%) Adobe
1 3 (18.75%) ION Trading