Period
to 17 November 2018

The following table provides summary statistics for contract job vacancies advertised in Hertfordshire 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 17 November 2018 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
East of England > Hertfordshire
6 months to
17 Nov 2018
Same period 2017 Same period 2016
Rank 95 99 94
Rank change year-on-year +4 -5 -15
Contract jobs citing Kalman Filter 8 5 8
As % of all contract IT jobs advertised in Hertfordshire 0.49% 0.32% 0.58%
As % of the Processes & Methodologies category 0.60% 0.39% 0.74%
Number of daily rates quoted 1 4 3
Hertfordshire median daily rate £700 £300 £375
Median daily rate % change year-on-year +133.33% -20.00% +4.17%
10th Percentile £675 £217 £213
90th Percentile £725 £396 £453
East of England median daily rate £363 £425 £375
% change year-on-year -14.71% +13.33% +50.00%
Number of hourly rates quoted 0 0 4
Hertfordshire median hourly rate - - £9.75
East of England median hourly rate - - £10.00

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 Hertfordshire with a requirement for process or methodology skills.

All Process and Methodology Skills
Hertfordshire
Contract vacancies with a requirement for process or methodology skills 1,328 1,287 1,088
As % of all contract IT jobs advertised in Hertfordshire 81.62% 81.92% 78.44%
Number of daily rates quoted 806 650 620
Hertfordshire median daily rate £425 £400 £410
Median daily rate % change year-on-year +6.25% -2.44% +2.50%
10th Percentile £205 £202 £220
90th Percentile £569 £575 £538
East of England median daily rate £438 £425 £400
% change year-on-year +2.94% +6.25% -
Number of hourly rates quoted 82 71 60
Hertfordshire median hourly rate £17.60 £17.50 £23.75
Median hourly rate % change year-on-year +0.57% -26.32% +13.08%
10th Percentile £12.79 £13.00 £10.68
90th Percentile £48.25 £46.50 £53.75
East of England median hourly rate £17.70 £28.75 £31.00
% change year-on-year -38.43% -7.26% +31.91%

Kalman Filter
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for Kalman Filter in Hertfordshire

Kalman Filter
Contractor Daily Rate Trend in Hertfordshire

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

Contractor daily rate trend for Kalman Filter in Hertfordshire

Kalman Filter
Contractor Hourly Rate Trend in Hertfordshire

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

Contractor hourly rate trend for Kalman Filter in Hertfordshire

Kalman Filter
Contract Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Kalman Filter within the Hertfordshire region over the 6 months to 17 November 2018. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford - 3 - - 1
Stevenage -9 1 - -
Rickmansworth - 1 £700 -
Kalman Filter
East of England

For the 6 months to 17 November 2018, IT contractor jobs citing Kalman Filter also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the Hertfordshire region with a requirement for Kalman Filter.

1 6 (75.00%) Microsoft Azure
2 3 (37.50%) Amazon AWS
2 3 (37.50%) CAML
2 3 (37.50%) SIEM
2 3 (37.50%) PowerShell
2 3 (37.50%) Nintex
2 3 (37.50%) Email Filtering
2 3 (37.50%) SQL
2 3 (37.50%) SQL Server
2 3 (37.50%) ITIL
2 3 (37.50%) Windows
2 3 (37.50%) Linux
2 3 (37.50%) SharePoint
2 3 (37.50%) RIP
2 3 (37.50%) Symantec
2 3 (37.50%) OSPF
2 3 (37.50%) EIGRP
2 3 (37.50%) Project Management
2 3 (37.50%) Workflow
2 3 (37.50%) Legal
2 3 (37.50%) Firewall
3 2 (25.00%) McAfee
3 2 (25.00%) Cisco
3 2 (25.00%) CheckPoint
3 2 (25.00%) Palo Alto
3 2 (25.00%) Analytical Thinking
3 2 (25.00%) Analytical Skills
3 2 (25.00%) Cybersecurity
4 1 (12.50%) Data Integration
4 1 (12.50%) Security Cleared

Kalman Filter
Co-occurring IT Skills in Hertfordshire 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 3 (37.50%) SharePoint
2 1 (12.50%) MS Exchange
Cloud Services
1 6 (75.00%) Microsoft Azure
2 3 (37.50%) Amazon AWS
Communications & Networking
1 3 (37.50%) EIGRP
1 3 (37.50%) Firewall
1 3 (37.50%) OSPF
1 3 (37.50%) RIP
Database & Business Intelligence
1 3 (37.50%) SQL Server
2 1 (12.50%) Relational Database
General
1 3 (37.50%) Legal
Job Titles
1 3 (37.50%) Developer
1 3 (37.50%) Implementation Engineer
1 3 (37.50%) PowerShell Developer
1 3 (37.50%) Security Engineer
1 3 (37.50%) SharePoint Developer
2 2 (25.00%) Cybersecurity Engineer
2 2 (25.00%) Senior Implementation Engineer
2 2 (25.00%) Senior Security Engineer
3 1 (12.50%) Architect
3 1 (12.50%) AWS Engineer
3 1 (12.50%) Data Analytics Architect
3 1 (12.50%) Data Architect
3 1 (12.50%) Lead Architect
3 1 (12.50%) Lead Data Architect
3 1 (12.50%) Messaging Engineer
3 1 (12.50%) Messaging Support Engineer
3 1 (12.50%) Network Engineer
3 1 (12.50%) Network Implementation Engineer
3 1 (12.50%) Network Security Engineer
3 1 (12.50%) Support Engineer
Libraries, Frameworks & Software Standards
1 3 (37.50%) CAML
Miscellaneous
1 2 (25.00%) Analytical Skills
2 1 (12.50%) Management Information System
2 1 (12.50%) Self-Motivation
Operating Systems
1 3 (37.50%) Linux
1 3 (37.50%) Windows
Processes & Methodologies
1 3 (37.50%) Email Filtering
1 3 (37.50%) ITIL
1 3 (37.50%) Project Management
1 3 (37.50%) SIEM
1 3 (37.50%) Workflow
2 2 (25.00%) Analytical Thinking
2 2 (25.00%) Cybersecurity
3 1 (12.50%) Analytics
3 1 (12.50%) Content Management
3 1 (12.50%) Data Architecture
3 1 (12.50%) Data Governance
3 1 (12.50%) Data Integration
3 1 (12.50%) Email Management
3 1 (12.50%) Information Governance
3 1 (12.50%) Information Management
3 1 (12.50%) Master Data Management
3 1 (12.50%) Metadata Management
3 1 (12.50%) Performance Monitoring
3 1 (12.50%) Statistics
3 1 (12.50%) Strategic Planning
Programming Languages
1 3 (37.50%) PowerShell
1 3 (37.50%) SQL
Qualifications
1 1 (12.50%) Security Cleared
Systems Management
1 1 (12.50%) Symantec Enterprise Vault
Vendors
1 3 (37.50%) Nintex
1 3 (37.50%) Symantec
2 2 (25.00%) CheckPoint
2 2 (25.00%) Cisco
2 2 (25.00%) McAfee
2 2 (25.00%) Palo Alto
3 1 (12.50%) Trend Micro