Period
to 16 December 2017

The following table provides summary statistics for contract job vacancies advertised in Bristol 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 6 months to 16 December 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
South West > Bristol
6 months to
16 Dec 2017
Same period 2016 Same period 2015
Rank 109 106 96
Rank change year-on-year -3 -10 +5
Contract jobs citing Kalman Filter 4 1 4
As % of all contract IT jobs advertised in Bristol 0.21% 0.059% 0.23%
As % of the Processes & Methodologies category 0.26% 0.071% 0.29%
Number of daily rates quoted 2 0 4
Bristol median daily rate £375 - £445
10th Percentile £333 - £291
90th Percentile £398 - £483
South West median daily rate £413 £240 £475
% change year-on-year +71.88% -49.47% +26.67%
Number of hourly rates quoted 0 1 0
Bristol median hourly rate - £41.50 -
South West median hourly rate - £41.50 £10.50
% change year-on-year - +295.24% -

Kalman Filter is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Bristol with a requirement for process or methodology skills.

All Process and Methodology Skills
Bristol
Contract vacancies with a requirement for process or methodology skills 1552 1410 1397
As % of all contract IT jobs advertised in Bristol 79.59% 83.33% 81.17%
Number of daily rates quoted 1026 998 1097
Bristol median daily rate £390 £375 £375
Median daily rate % change year-on-year +4.00% - -
10th Percentile £263 £262 £260
90th Percentile £538 £573 £538
South West median daily rate £400 £375 £375
% change year-on-year +6.67% - -
Number of hourly rates quoted 47 62 39
Bristol median hourly rate £23.00 £25.00 £19.00
Median hourly rate % change year-on-year -8.00% +31.58% -27.62%
10th Percentile £11.90 £12.00 £12.50
90th Percentile £48.50 £46.45 £48.00
South West median hourly rate £33.00 £34.50 £39.25
% change year-on-year -4.35% -12.10% +42.73%

Kalman Filter
Job Vacancy Trend in Bristol

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

Job vacancy trend for Kalman Filter in Bristol

Kalman Filter
Contractor Daily Rate Trend in Bristol

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

Contractor daily rate trend for Kalman Filter in Bristol

Kalman Filter
Contractor Hourly Rate Trend in Bristol

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

Contractor hourly rate trend for Kalman Filter in Bristol

For the 6 months to 16 December 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 Bristol region with a requirement for Kalman Filter.

1 4 (100.00%) JavaScript
1 4 (100.00%) SQL
1 4 (100.00%) XML
1 4 (100.00%) Data Modelling
1 4 (100.00%) Data Mining
1 4 (100.00%) ETL
1 4 (100.00%) SQL Server Integration Services
1 4 (100.00%) Process Improvement
1 4 (100.00%) Data Analytics
1 4 (100.00%) Analytics
1 4 (100.00%) Analytical Skills
2 3 (75.00%) SC Cleared
2 3 (75.00%) Security Cleared
3 2 (50.00%) Statistics
3 2 (50.00%) Degree
3 2 (50.00%) SAS
3 2 (50.00%) SPSS
3 2 (50.00%) Military
4 1 (25.00%) Management Information System

Kalman Filter
Co-occurring IT Skills in Bristol 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 2 (50.00%) SAS
Applications
1 2 (50.00%) SPSS
Database & Business Intelligence
1 4 (100.00%) Data Mining
1 4 (100.00%) SQL Server Integration Services
General
1 2 (50.00%) Military
Job Titles
1 4 (100.00%) Analyst
1 4 (100.00%) Data Analyst
2 2 (50.00%) SQL Analyst
2 2 (50.00%) SQL Data Analyst
Libraries, Frameworks & Software Standards
1 4 (100.00%) XML
Miscellaneous
1 4 (100.00%) Analytical Skills
2 1 (25.00%) Management Information System
Processes & Methodologies
1 4 (100.00%) Analytics
1 4 (100.00%) Data Analytics
1 4 (100.00%) Data Modelling
1 4 (100.00%) ETL
1 4 (100.00%) Process Improvement
2 2 (50.00%) Statistics
Programming Languages
1 4 (100.00%) JavaScript
1 4 (100.00%) SQL
Qualifications
1 3 (75.00%) SC Cleared
1 3 (75.00%) Security Cleared
2 2 (50.00%) Degree