The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for Haskell skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Haskell over the 3 months to 24 June 2017 with a comparison to the same period in the previous 2 years.

Haskell
London / City of London
3 months to
24 Jun 2017
Same period 2016 Same period 2015
Rank 232 229 311
Rank change year-on-year -3 +82  
Permanent jobs citing Haskell 4 33 7
As % of all permanent IT jobs advertised in the City of London 0.078% 0.52% 0.067%
As % of the Programming Languages category 0.14% 0.91% 0.13%
Number of salaries quoted 4 33 6
Median salary £77,500 £70,000 £70,000
Median salary % change year-on-year +10.71% -  
90% offered a salary of more than £52,250 £60,000 £67,500
10% offered a salary of more than £87,000 £74,000 £96,250
UK excluding London median salary £37,500 £65,000 £70,000
% change year-on-year -42.30% -7.14%  

Haskell is in the programming language skills category. The next 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 programming language skills.

Programming Language Skills
City of London
Permanent job vacancies with a requirement for programming language skills 2904 3639 5387
As % of all permanent IT job vacancies advertised in the City of London 56.42% 57.32% 51.86%
Number of salaries quoted 2600 3334 4774
Median salary £60,000 £57,500 £55,000
Median salary % change year-on-year +4.34% +4.54%  
90% offered a salary of more than £40,000 £40,000 £37,500
10% offered a salary of more than £90,000 £77,500 £80,000
UK excluding London median salary £42,500 £41,000 £40,000
% change year-on-year +3.65% +2.50%  

Haskell
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London citing Haskell as a proportion of all permanent or contract IT jobs with a match in the Programming Languages category.

Job vacancy trend for Haskell in the City of London

Haskell
Salary Trend in the City of London

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

Salary trend for Haskell in the City of London

Haskell
Salary Histogram in the City of London

The salary distribution of IT jobs citing Haskell in the City of London over the 3 months to 24 June 2017.

Salary histogram for Haskell in the City of London

For the 6 months to 24 June 2017, IT jobs citing Haskell 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 City of London region with a requirement for Haskell.

1 8 (88.89%) Scala
2 7 (77.78%) Functional Programming
3 6 (66.67%) C++
3 6 (66.67%) Java
4 5 (55.56%) Python
5 4 (44.44%) Finance
5 4 (44.44%) F#
6 3 (33.33%) Degree
6 3 (33.33%) C
6 3 (33.33%) C#
6 3 (33.33%) PhD
6 3 (33.33%) OCaml
6 3 (33.33%) ML
7 2 (22.22%) Mathematical Modelling
7 2 (22.22%) Linux
7 2 (22.22%) OO
7 2 (22.22%) VBA
7 2 (22.22%) .NET
7 2 (22.22%) Legal
7 2 (22.22%) Microsoft Excel
7 2 (22.22%) Agile Software Development
7 2 (22.22%) Banking
7 2 (22.22%) Investment Banking
7 2 (22.22%) Mathematics
7 2 (22.22%) Computer Science
7 2 (22.22%) Front Office
7 2 (22.22%) Erlang
7 2 (22.22%) Data Analytics
7 2 (22.22%) Analytics
7 2 (22.22%) Low Latency

Haskell
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 1 (11.11%) Ethereum
Applications
1 2 (22.22%) Microsoft Excel
Cloud Services
1 1 (11.11%) GitHub
Database & Business Intelligence
1 1 (11.11%) Blockchain
1 1 (11.11%) Data Warehouse
1 1 (11.11%) MongoDB
1 1 (11.11%) MySQL
1 1 (11.11%) PostgreSQL
1 1 (11.11%) RDBMS
1 1 (11.11%) Relational Database
Development Applications
1 1 (11.11%) Git (software)
General
1 4 (44.44%) Finance
2 2 (22.22%) Banking
2 2 (22.22%) Front Office
2 2 (22.22%) Investment Banking
2 2 (22.22%) Legal
Job Titles
1 7 (77.78%) Developer
2 4 (44.44%) Software Developer
3 3 (33.33%) Python Developer
4 2 (22.22%) Erlang Developer
4 2 (22.22%) Programmer
4 2 (22.22%) Software Engineer
5 1 (11.11%) C# Developer
5 1 (11.11%) C# Software Developer
5 1 (11.11%) C++ Developer
5 1 (11.11%) C++ Software Developer
5 1 (11.11%) C++/C# Developer
5 1 (11.11%) C++/Java Developer
5 1 (11.11%) Data Programmer
5 1 (11.11%) Embedded Software Developer
5 1 (11.11%) Erlang Software Engineer
5 1 (11.11%) Java Developer
5 1 (11.11%) Java Software Developer
5 1 (11.11%) Lead Developer
5 1 (11.11%) Quantitative Developer
5 1 (11.11%) Senior Software Engineer
Libraries, Frameworks & Software Standards
1 2 (22.22%) .NET
2 1 (11.11%) AngularJS
2 1 (11.11%) Node.js
Miscellaneous
1 2 (22.22%) Computer Science
2 1 (11.11%) Bitcoin
2 1 (11.11%) Greenfield Project
2 1 (11.11%) User Experience
Operating Systems
1 2 (22.22%) Linux
2 1 (11.11%) Unix
Processes & Methodologies
1 7 (77.78%) Functional Programming
2 2 (22.22%) Agile Software Development
2 2 (22.22%) Analytics
2 2 (22.22%) Data Analytics
2 2 (22.22%) Low Latency
2 2 (22.22%) Mathematical Modelling
2 2 (22.22%) Mathematics
2 2 (22.22%) OO
2 2 (22.22%) Proprietary Trading
3 1 (11.11%) Cryptocurrency
3 1 (11.11%) ETL
3 1 (11.11%) Open Source
3 1 (11.11%) Software Engineering
Programming Languages
1 8 (88.89%) Scala
2 6 (66.67%) C++
2 6 (66.67%) Java
3 5 (55.56%) Python
4 4 (44.44%) F#
5 3 (33.33%) C
5 3 (33.33%) C#
5 3 (33.33%) ML
5 3 (33.33%) OCaml
6 2 (22.22%) Erlang
6 2 (22.22%) VBA
7 1 (11.11%) Bash Shell
7 1 (11.11%) Clojure
7 1 (11.11%) Embedded C
7 1 (11.11%) Embedded C++
7 1 (11.11%) JavaScript
7 1 (11.11%) Kotlin
7 1 (11.11%) Ruby
7 1 (11.11%) SQL
Qualifications
1 3 (33.33%) Degree
1 3 (33.33%) PhD
City, London
TEKsystems
Salary: £50000 - £90000 per annum + benefits
Posted: 10 hours ago
City, London
Verticality Ltd
Salary: £80000 - £140000 per annum, Benefits to 50K Bonus
Posted: 4 days ago
City, London
Understanding Recruitment
Salary: £80000 - £100000 per annum + shares
Posted: 5 days ago