The median contractor rate for a Senior Systems Developer was £513 per day in advertised job vacancies in London during the 3 months to 27 June 2017.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Senior System Developer
England / London
3 months to
27 Jun 2017
Same period 2016 Same period 2015
Rank 418 424 431
Rank change year-on-year +6 +7  
Contract jobs requiring a Senior Systems Developer 6 3 3
As % of all contract IT jobs advertised in London 0.029% 0.014% 0.013%
As % of the Job Titles category 0.030% 0.014% 0.014%
Number of daily rates quoted 4 3 3
Median daily rate £513 £425 £500
Median daily rate % change year-on-year +20.58% -15.00%  
90% offered a daily rate of more than £450 £405 £400
10% offered a daily rate of more than £618 £425 £524
UK excluding London median daily rate £363 - -
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies advertised in London. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
London
Contract job vacancies with a job title containing a recognized job role 19752 20748 21808
As % of all contract IT job vacancies advertised in London 94.88% 95.27% 94.67%
Number of daily rates quoted 14071 15056 15231
Median daily rate £500 £463 £440
Median daily rate % change year-on-year +8.10% +5.11%  
90% offered a daily rate of more than £315 £298 £275
10% offered a daily rate of more than £650 £625 £601
UK excluding London median daily rate £400 £400 £370
% change year-on-year - +8.10%  
Number of hourly rates quoted 251 228 364
Median hourly rate £19.82 £17.89 £19.61
Median hourly rate % change year-on-year +10.81% -8.78%  
90% offered a hourly rate of more than £12.50 £11.85 £11.00
10% offered a hourly rate of more than £47.00 £42.60 £52.17
UK excluding London median hourly rate £17.50 £17.50 £16.14
% change year-on-year - +8.42%  

Senior Systems Developer
Job Vacancy Trend in London

The job posting trend of jobs advertised in London that featured Senior Systems Developer in the job title.

Job vacancy trend for Senior Systems Developer in London

Senior Systems Developer
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Senior Systems Developer in London.

Contractor daily rate trend for Senior Systems Developer in London

Senior Systems Developer
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Senior Systems Developer in London over the 3 months to 27 June 2017.

Contractor daily rate histogram for Senior Systems Developer in London

Senior Systems Developer
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Senior Systems Developer in London.

Contractor hourly rate trend for Senior Systems Developer in London

Senior Systems Developer Skill Set
Top 30 Co-occurring IT Skills in London

For the 6 months to 27 June 2017, Senior Systems Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the London region featuring Senior Systems Developer in the job title.

1 8 (80.00%) Finance
2 7 (70.00%) Java
3 6 (60.00%) Agile Software Development
4 5 (50.00%) C#
5 4 (40.00%) Unit Testing
5 4 (40.00%) Git (software)
5 4 (40.00%) Scala
6 3 (30.00%) Market Risk
6 3 (30.00%) Kanban
6 3 (30.00%) Continuous Integration
6 3 (30.00%) Multithreading
6 3 (30.00%) Refactoring
6 3 (30.00%) TDD
6 3 (30.00%) Derivative
6 3 (30.00%) Risk Management
6 3 (30.00%) Workflow
6 3 (30.00%) Middleware
6 3 (30.00%) Fixed Income
6 3 (30.00%) Regression Testing
6 3 (30.00%) SOAP
6 3 (30.00%) Hazelcast
6 3 (30.00%) Data Structures
6 3 (30.00%) Multithreaded Programming
7 2 (20.00%) Computer Science Degree
7 2 (20.00%) Low Latency
7 2 (20.00%) HTML5
7 2 (20.00%) BDD
7 2 (20.00%) JavaScript
7 2 (20.00%) SQL
7 2 (20.00%) .NET

Senior Systems Developer Skill Set
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:

Applications
1 1 (10.00%) Microsoft Excel
Cloud Services
1 1 (10.00%) Amazon AWS
Database & Business Intelligence
1 3 (30.00%) Hazelcast
2 1 (10.00%) SQL Server
Development Applications
1 4 (40.00%) Git (software)
2 1 (10.00%) Jenkins
2 1 (10.00%) MSTest
General
1 8 (80.00%) Finance
2 1 (10.00%) Banking
2 1 (10.00%) Front Office
Libraries, Frameworks & Software Standards
1 3 (30.00%) Middleware
1 3 (30.00%) SOAP
2 2 (20.00%) .NET
2 2 (20.00%) Hibernate
2 2 (20.00%) HTML
2 2 (20.00%) HTML5
2 2 (20.00%) Node.js
2 2 (20.00%) Spring
3 1 (10.00%) AngularJS
3 1 (10.00%) ASP.NET
3 1 (10.00%) CSS3
3 1 (10.00%) jQuery
3 1 (10.00%) JSON
3 1 (10.00%) Lambda Expressions
3 1 (10.00%) LESS
3 1 (10.00%) Protocol Buffers
3 1 (10.00%) React
3 1 (10.00%) Twitter Bootstrap
3 1 (10.00%) WCF
3 1 (10.00%) WPF
Miscellaneous
1 3 (30.00%) Data Structures
1 3 (30.00%) Derivative
1 3 (30.00%) Fixed Income
1 3 (30.00%) Market Risk
2 2 (20.00%) Computer Science
Operating Systems
1 1 (10.00%) Linux
Processes & Methodologies
1 6 (60.00%) Agile Software Development
2 4 (40.00%) Unit Testing
3 3 (30.00%) Continuous Integration
3 3 (30.00%) Kanban
3 3 (30.00%) Multithreaded Programming
3 3 (30.00%) Multithreading
3 3 (30.00%) Refactoring
3 3 (30.00%) Regression Testing
3 3 (30.00%) Risk Management
3 3 (30.00%) TDD
3 3 (30.00%) Workflow
4 2 (20.00%) BDD
4 2 (20.00%) Low Latency
4 2 (20.00%) Scrum
4 2 (20.00%) Test Automation
5 1 (10.00%) Data Validation
5 1 (10.00%) Economics
5 1 (10.00%) Electronic Trading
5 1 (10.00%) MVC
5 1 (10.00%) Validation
Programming Languages
1 7 (70.00%) Java
2 5 (50.00%) C#
3 4 (40.00%) Scala
4 2 (20.00%) JavaScript
4 2 (20.00%) SQL
5 1 (10.00%) VB
Qualifications
1 2 (20.00%) Computer Science Degree
1 2 (20.00%) Degree
Systems Management
1 1 (10.00%) Puppet
Vendors
1 1 (10.00%) Microsoft
1 1 (10.00%) Oracle
1 1 (10.00%) Solace