The following table provides summary statistics for permanent job vacancies advertised in the City of London with a requirement for X++ skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited X++ over the 3 months to 29 June 2017 with a comparison to the same period in the previous 2 years.

X++
London / City of London
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 231 265 324
Rank change year-on-year +34 +59  
Permanent jobs citing X++ 4 2 1
As % of all permanent IT jobs advertised in the City of London 0.078% 0.031% 0.010%
As % of the Programming Languages category 0.14% 0.055% 0.019%
Number of salaries quoted 2 2 1
Median salary £56,250 £65,000 £37,500
Median salary % change year-on-year -13.46% +73.33%  
90% offered a salary of more than £47,375 £62,500 £33,750
10% offered a salary of more than £62,125 £67,500 £41,250
UK excluding London median salary £50,000 £42,500 £50,000
% change year-on-year +17.64% -15.00%  

X++ 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 2891 3629 5391
As % of all permanent IT job vacancies advertised in the City of London 56.39% 57.15% 52.16%
Number of salaries quoted 5683 7081 9924
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 £37,000 £37,500 £34,000
10% offered a salary of more than £95,000 £82,500 £86,250
UK excluding London median salary £42,500 £40,500 £40,000
% change year-on-year +4.93% +1.25%  

X++
Job Vacancy Trend in the City of London

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

Job vacancy trend for X++ in the City of London

X++
Salary Trend in the City of London

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

Salary trend for X++ in the City of London

For the 6 months to 29 June 2017, IT jobs citing X++ 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 X++.

1 5 (100.00%) Dynamics AX
2 4 (80.00%) SQL Server Reporting Services
2 4 (80.00%) Business Intelligence
2 4 (80.00%) Microsoft
2 4 (80.00%) Dynamics 365
3 3 (60.00%) Data Integration
3 3 (60.00%) Microsoft Azure
3 3 (60.00%) Data Quality
3 3 (60.00%) Data Structures
3 3 (60.00%) Power BI
3 3 (60.00%) Agile Software Development
4 2 (40.00%) .NET
5 1 (20.00%) SQL Server
5 1 (20.00%) Microsoft Office
5 1 (20.00%) Visual Studio
5 1 (20.00%) SharePoint
5 1 (20.00%) ERP
5 1 (20.00%) MS Exchange
5 1 (20.00%) Active Directory
5 1 (20.00%) Microsoft Certification
5 1 (20.00%) BizTalk Server
5 1 (20.00%) SharePoint Server
5 1 (20.00%) MorphX
5 1 (20.00%) Workflow
5 1 (20.00%) C#

X++
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 (20.00%) BizTalk Server
1 1 (20.00%) MS Exchange
1 1 (20.00%) SharePoint
1 1 (20.00%) SharePoint Server
Applications
1 1 (20.00%) Microsoft Office
Business Applications
1 5 (100.00%) Dynamics AX
Cloud Services
1 4 (80.00%) Dynamics 365
2 3 (60.00%) Microsoft Azure
Database & Business Intelligence
1 4 (80.00%) SQL Server Reporting Services
2 3 (60.00%) Power BI
3 1 (20.00%) SQL Server
Development Applications
1 1 (20.00%) MorphX
1 1 (20.00%) Visual Studio
Job Titles
1 4 (80.00%) Developer
1 4 (80.00%) Dynamics AX Developer
2 3 (60.00%) Analyst
2 3 (60.00%) Analyst Developer
2 3 (60.00%) Business Intelligence Analyst
2 3 (60.00%) Business Intelligence Developer
2 3 (60.00%) Power BI Developer
3 1 (20.00%) Microsoft Developer
Libraries, Frameworks & Software Standards
1 2 (40.00%) .NET
Miscellaneous
1 3 (60.00%) Data Structures
Processes & Methodologies
1 4 (80.00%) Business Intelligence
2 3 (60.00%) Agile Software Development
2 3 (60.00%) Data Integration
3 1 (20.00%) ERP
3 1 (20.00%) Workflow
Programming Languages
1 1 (20.00%) C#
Qualifications
1 1 (20.00%) Microsoft Certification
Quality Assurance & Compliance
1 3 (60.00%) Data Quality
System Software
1 1 (20.00%) Active Directory
Vendors
1 4 (80.00%) Microsoft