The table below provides summary statistics and contractor rates for jobs advertised in Hatfield requiring Kalman Filter skills. It covers vacancies from the 6 months leading up to 29 September 2025, with comparisons to the same periods in the previous two years.
Kalman Filter falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in Hatfield.
Contract vacancies with a requirement for process or methodology skills
61
27
39
As % of all contract IT jobs advertised in Hatfield
98.39%
79.41%
90.70%
Number of daily rates quoted
30
11
21
10th Percentile
£107
£104
£350
25th Percentile
£479
£134
£400
Median daily rate (50th Percentile)
£530
£450
£440
Median % change year-on-year
+17.67%
+2.27%
-12.00%
75th Percentile
£575
£550
£600
90th Percentile
£650
£588
£650
Hertfordshire median daily rate
£550
£425
£550
% change year-on-year
+29.41%
-22.73%
+4.76%
Number of hourly rates quoted
23
12
11
10th Percentile
£14.40
£13.09
£13.16
25th Percentile
£15.99
£13.86
£13.33
Median hourly rate
£16.92
£15.10
£14.65
Median % change year-on-year
+12.05%
+3.07%
+2.02%
75th Percentile
£17.67
£15.26
£17.52
90th Percentile
£17.96
£15.73
£17.72
Hertfordshire median hourly rate
£45.00
£50.00
£65.00
% change year-on-year
-10.00%
-23.08%
+16.07%
Kalman Filter Job Vacancy Trend in Hatfield
Job postings citing Kalman Filter as a proportion of all IT jobs advertised in Hatfield.
Kalman Filter Daily Rate Trend in Hatfield
Contractor daily rate distribution trend for jobs in Hatfield citing Kalman Filter.
Kalman Filter Hourly Rate Trend in Hatfield
Contractor hourly rate distribution trend for jobs in Hatfield citing Kalman Filter.
Kalman Filter Top 8 Co-occurring Skills and Capabilities in Hatfield
For the 6 months to 29 September 2025, contractor job vacancies citing Kalman Filter also mentioned the following skills and capabilities in order of popularity.
The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hatfield region with a requirement for Kalman Filter.
Kalman Filter Co-occurring Skills and Capabilities in Hatfield by Category
The follow tables expand on the table above by listing co-occurrences grouped by category.
The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:
