The following table provides summary statistics for contract job vacancies advertised in Birmingham with a requirement for Kalman Filter skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Kalman Filter over the 3 months to 29 June 2017 with a comparison to the 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.

Kalman Filtering
West Midlands / Birmingham
3 months to
29 Jun 2017
Same period 2016 Same period 2015
Rank 51 66 62
Rank change year-on-year +15 -4  
Contract jobs citing Kalman Filter 3 4 1
As % of all contract IT jobs advertised in Birmingham 0.47% 0.50% 0.13%
As % of the Processes & Methodologies category 0.57% 0.60% 0.17%
Number of daily rates quoted 2 2 1
Median daily rate £363 £375 £500
Median daily rate % change year-on-year -3.33% -25.00%  
UK excluding London median daily rate £425 £375 £325
% change year-on-year +13.33% +15.38%  
Number of hourly rates quoted 1 0 0
Median hourly rate £12.50 - -
UK excluding London median hourly rate £18.96 £20.00 £16.59
% change year-on-year -5.20% +20.57%  

Kalman Filter is in the process and methodology skills category. The next table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Birmingham with a requirement for process and methodology skills.

Contract Process & Methodology Skills
Birmingham
Contract job vacancies with a requirement for process and methodology skills 523 669 580
As % of all contract IT job vacancies advertised in Birmingham 82.49% 83.63% 78.17%
Number of daily rates quoted 1352 1897 1494
Median daily rate £400 £375 £375
Median daily rate % change year-on-year +6.66% -  
90% offered a daily rate of more than £275 £250 £269
10% offered a daily rate of more than £575 £538 £513
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 26 40 33
Median hourly rate £14.22 £25.00 £40.00
Median hourly rate % change year-on-year -43.14% -37.50%  
90% offered a hourly rate of more than £10.00 £11.80 £15.45
10% offered a hourly rate of more than £29.25 £43.75 £63.00
UK excluding London median hourly rate £33.50 £28.00 £30.00
% change year-on-year +19.64% -6.66%  

Kalman Filter
Job Vacancy Trend in Birmingham

Job postings citing Kalman Filter as a percentage of all IT jobs advertised in Birmingham.

Job vacancy trend for Kalman Filter in Birmingham

Kalman Filter
Contractor Daily Rate Trend in Birmingham

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Kalman Filter in Birmingham.

Contractor daily rate trend for Kalman Filter in Birmingham

Kalman Filter
Contractor Hourly Rate Trend in Birmingham

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Kalman Filter in Birmingham.

Contractor hourly rate trend for Kalman Filter in Birmingham

For the 6 months to 29 June 2017, IT contractor jobs citing Kalman Filter also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the Birmingham region with a requirement for Kalman Filter.

1 4 (80.00%) Microsoft
2 3 (60.00%) Analytical Skills
2 3 (60.00%) Microsoft Office
2 3 (60.00%) MS Visio
3 2 (40.00%) Active Directory
3 2 (40.00%) Systems Management Server (SMS)
3 2 (40.00%) Microsoft PowerPoint
3 2 (40.00%) Degree
3 2 (40.00%) Banking
3 2 (40.00%) Finance
4 1 (20.00%) Law
4 1 (20.00%) VMware
4 1 (20.00%) Backup Exec
4 1 (20.00%) Document Management
4 1 (20.00%) Adobe
4 1 (20.00%) Security Patching
4 1 (20.00%) Email Filtering
4 1 (20.00%) Web Filtering
4 1 (20.00%) IT Strategy
4 1 (20.00%) Computer Science Degree
4 1 (20.00%) Microsoft Project
4 1 (20.00%) Computer Science
4 1 (20.00%) CMDB
4 1 (20.00%) LANDesk
4 1 (20.00%) Computer Security
4 1 (20.00%) Veeam
4 1 (20.00%) Windows 7
4 1 (20.00%) vSphere
4 1 (20.00%) R
4 1 (20.00%) High Availability

Kalman Filter
Co-occurring IT Skills in Birmingham 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%) Exchange Server 2013
1 1 (20.00%) MS Exchange
1 1 (20.00%) SAS
Applications
1 3 (60.00%) Microsoft Office
1 3 (60.00%) MS Visio
2 2 (40.00%) Microsoft PowerPoint
3 1 (20.00%) Microsoft Project
Communications & Networking
1 1 (20.00%) Firewall
1 1 (20.00%) LAN
1 1 (20.00%) WAN
Database & Business Intelligence
1 1 (20.00%) Big Data
1 1 (20.00%) Data Mining
1 1 (20.00%) MS Access
General
1 2 (40.00%) Banking
1 2 (40.00%) Finance
2 1 (20.00%) Law
Job Titles
1 3 (60.00%) Analyst
2 2 (40.00%) Business Analyst
3 1 (20.00%) Data Scientist
3 1 (20.00%) Graduate
3 1 (20.00%) Implementation Analyst
3 1 (20.00%) Junior
3 1 (20.00%) Junior Data Scientist
3 1 (20.00%) Senior Support Engineer
3 1 (20.00%) Senior Technical Engineer
3 1 (20.00%) Senior Technical Support
3 1 (20.00%) Senior Technical Support Engineer
3 1 (20.00%) Service Analyst
3 1 (20.00%) Service Desk Analyst
3 1 (20.00%) Support Engineer
3 1 (20.00%) Technical Engineer
3 1 (20.00%) Technical Support
3 1 (20.00%) Technical Support Engineer
Miscellaneous
1 3 (60.00%) Analytical Skills
2 1 (20.00%) CMDB
2 1 (20.00%) Computer Science
2 1 (20.00%) Management Information System
Operating Systems
1 1 (20.00%) Windows
1 1 (20.00%) Windows 7
Processes & Methodologies
1 1 (20.00%) Analytics
1 1 (20.00%) Business Analytics
1 1 (20.00%) Computer Security
1 1 (20.00%) Document Management
1 1 (20.00%) Email Filtering
1 1 (20.00%) High Availability
1 1 (20.00%) IT Strategy
1 1 (20.00%) Machine Learning
1 1 (20.00%) Security Patching
1 1 (20.00%) Web Filtering
Programming Languages
1 1 (20.00%) Python
1 1 (20.00%) R
Qualifications
1 2 (40.00%) Degree
2 1 (20.00%) Computer Science Degree
Quality Assurance & Compliance
1 1 (20.00%) Data Quality
System Software
1 2 (40.00%) Active Directory
2 1 (20.00%) vSphere
Systems Management
1 2 (40.00%) Systems Management Server (SMS)
2 1 (20.00%) Backup Exec
Vendors
1 4 (80.00%) Microsoft
2 1 (20.00%) Adobe
2 1 (20.00%) Cisco
2 1 (20.00%) LANDesk
2 1 (20.00%) Veeam
2 1 (20.00%) VMware