The following table provides summary statistics for contract job vacancies advertised in London 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 26 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
England / London
3 months to
26 Jun 2017
Same period 2016 Same period 2015
Rank 364 368 366
Rank change year-on-year +4 -2  
Contract jobs citing Kalman Filter 60 50 76
As % of all contract IT jobs advertised in London 0.29% 0.23% 0.33%
As % of the Processes & Methodologies category 0.33% 0.27% 0.40%
Number of daily rates quoted 45 31 56
Median daily rate £363 £500 £450
Median daily rate % change year-on-year -27.50% +11.11%  
90% offered a daily rate of more than £212 £275 £275
10% offered a daily rate of more than £600 £600 £563
UK excluding London median daily rate £425 £380 £325
% change year-on-year +11.84% +16.92%  
Number of hourly rates quoted 1 1 1
Median hourly rate £45.00 £42.50 £15.00
Median hourly rate % change year-on-year +5.88% +183.33%  
UK excluding London median hourly rate £18.96 £15.50 £16.59
% change year-on-year +22.32% -6.55%  

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 London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
London
Contract job vacancies with a requirement for process and methodology skills 17979 18242 19175
As % of all contract IT job vacancies advertised in London 86.61% 85.33% 82.14%
Number of daily rates quoted 12883 13341 13612
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £350 £325 £310
10% offered a daily rate of more than £625 £630 £625
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 188 156 254
Median hourly rate £26.50 £21.00 £22.00
Median hourly rate % change year-on-year +26.19% -4.54%  
90% offered a hourly rate of more than £14.75 £12.50 £11.00
10% offered a hourly rate of more than £51.25 £46.00 £55.40
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

Kalman Filter
Job Vacancy Trend in London

The job posting trend of jobs advertised in London citing Kalman Filter as a proportion of all contract or permanent IT jobs with a match in the Processes & Methodologies category.

Job vacancy trend for Kalman Filter in London

Kalman Filter
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for Kalman Filter in London

Kalman Filter
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Kalman Filter in London over the 3 months to 26 June 2017.

Contractor daily rate histogram for Kalman Filter in London

Kalman Filter
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for Kalman Filter in London

Kalman Filter
Contract Job Locations in London

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 London region over the 3 months to 26 June 2017. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Last 3 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +4 13 £300 -34.78% 4
Osterley - 4 - -
Hayes - 2 £294 -
Kalman Filter
England

For the 6 months to 26 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 London region with a requirement for Kalman Filter.

1 50 (37.31%) Firewall
2 37 (27.61%) ITIL
2 37 (27.61%) Windows
3 32 (23.88%) Agile Software Development
4 29 (21.64%) Web Filtering
5 28 (20.90%) Linux
6 27 (20.15%) Active Directory
6 27 (20.15%) Internet
7 25 (18.66%) Email Filtering
8 24 (17.91%) Information Security
9 23 (17.16%) Python
10 22 (16.42%) Intrusion Detection
11 21 (15.67%) Cisco
11 21 (15.67%) Cisco Certification
12 20 (14.93%) Microsoft
12 20 (14.93%) CISSP
13 19 (14.18%) Management Information System
14 18 (13.43%) PowerShell
15 17 (12.69%) Splunk
16 16 (11.94%) Computer Science
16 16 (11.94%) Wireless
16 16 (11.94%) Finance
16 16 (11.94%) VPN
17 15 (11.19%) Degree
17 15 (11.19%) SIEM
17 15 (11.19%) Functional Testing
18 14 (10.45%) LogRhythm
18 14 (10.45%) (ISC)2 CCSP
18 14 (10.45%) SANS
18 14 (10.45%) Vulnerability Assessment

Kalman Filter
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:

Application Platforms
1 8 (5.97%) SharePoint
2 7 (5.22%) Confluence
2 7 (5.22%) MS Exchange
3 5 (3.73%) Exchange Server 2013
4 4 (2.99%) Skype for Business
5 3 (2.24%) Exchange Server 2010
6 2 (1.49%) Adobe Experience Manager
6 2 (1.49%) Apache Spark
6 2 (1.49%) SAS
6 2 (1.49%) WebLogic
7 1 (0.75%) Blackberry Enterprise Server
7 1 (0.75%) CMS
Applications
1 10 (7.46%) Microsoft Office
2 7 (5.22%) Microsoft Excel
3 3 (2.24%) MS Visio
3 3 (2.24%) Spreadsheet
4 2 (1.49%) Microsoft PowerPoint
4 2 (1.49%) Microsoft Project
Business Applications
1 2 (1.49%) Dynamics CRM
2 1 (0.75%) Eagle PACE
2 1 (0.75%) Markit EDM
2 1 (0.75%) Remedy AR System
2 1 (0.75%) Remedy ITSM
2 1 (0.75%) RMDS
2 1 (0.75%) SAP Oil and Gas
Cloud Services
1 11 (8.21%) Office 365
2 6 (4.48%) Amazon AWS
3 4 (2.99%) Microsoft Azure
4 3 (2.24%) IaaS
4 3 (2.24%) SaaS
4 3 (2.24%) Yammer
5 2 (1.49%) Azure Active Directory
6 1 (0.75%) AWS CloudFormation
6 1 (0.75%) GitHub
6 1 (0.75%) Sauce Labs
6 1 (0.75%) Slack
Communications & Networking
1 50 (37.31%) Firewall
2 27 (20.15%) Internet
3 22 (16.42%) Intrusion Detection
4 16 (11.94%) VPN
4 16 (11.94%) Wireless
5 13 (9.70%) DNS
6 10 (7.46%) LDAP
7 8 (5.97%) DHCP
7 8 (5.97%) LAN
7 8 (5.97%) NetScaler
7 8 (5.97%) SAN
7 8 (5.97%) TCP/IP
7 8 (5.97%) VLAN
7 8 (5.97%) WAN
8 7 (5.22%) Network Security
8 7 (5.22%) VoIP
9 6 (4.48%) IPsec
9 6 (4.48%) SMTP
9 6 (4.48%) SSL
10 5 (3.73%) SNMP
Database & Business Intelligence
1 8 (5.97%) SQL Server
2 3 (2.24%) Big Data
2 3 (2.24%) Data Mining
2 3 (2.24%) Data Warehouse
2 3 (2.24%) SQL Server Reporting Services
3 2 (1.49%) Jackrabbit
3 2 (1.49%) Power BI
3 2 (1.49%) Relational Database
3 2 (1.49%) SQL Server 2008
4 1 (0.75%) MS Access
4 1 (0.75%) MySQL
4 1 (0.75%) NoSQL
4 1 (0.75%) Oracle Reports
4 1 (0.75%) QlikView
4 1 (0.75%) SQL Server 2012
4 1 (0.75%) SQL Server Integration Services
4 1 (0.75%) SSDT
Development Applications
1 13 (9.70%) Jenkins
2 9 (6.72%) CruiseControl
2 9 (6.72%) JIRA
2 9 (6.72%) TeamCity
2 9 (6.72%) Visual Studio
3 5 (3.73%) Git (software)
4 3 (2.24%) Maven
5 2 (1.49%) Ant
5 2 (1.49%) JUnit
5 2 (1.49%) Mockito
5 2 (1.49%) Selenium
5 2 (1.49%) Subversion
5 2 (1.49%) Team Foundation Server
6 1 (0.75%) Concordion
6 1 (0.75%) Cucumber
6 1 (0.75%) GitLab
6 1 (0.75%) SoapUI
6 1 (0.75%) SonarQube
6 1 (0.75%) WebDriver
General
1 16 (11.94%) Finance
2 8 (5.97%) Telecoms
3 7 (5.22%) Banking
4 6 (4.48%) Retail
5 3 (2.24%) Electronics
5 3 (2.24%) Publishing
6 2 (1.49%) Back Office
6 2 (1.49%) Financial Institution
6 2 (1.49%) French Language
6 2 (1.49%) Front Office
7 1 (0.75%) Games
7 1 (0.75%) Manufacturing
7 1 (0.75%) Marketing
Job Titles
1 31 (23.13%) Analyst
2 15 (11.19%) Developer
3 14 (10.45%) Consultant
3 14 (10.45%) Security Analyst
4 11 (8.21%) Security Consultant
4 11 (8.21%) Security Engineer
5 10 (7.46%) IT Engineer
6 9 (6.72%) IT Security Engineer
6 9 (6.72%) Tester
7 8 (5.97%) Automation Tester
7 8 (5.97%) Infrastructure Engineer
7 8 (5.97%) SIEM Analyst
8 7 (5.22%) Data Analyst
8 7 (5.22%) Vulnerability Analyst
9 6 (4.48%) Business Analyst
9 6 (4.48%) Splunk Engineer
10 4 (2.99%) 3rd Line Engineer
10 4 (2.99%) 3rd Line Infrastructure Engineer
10 4 (2.99%) ICT Consultant
10 4 (2.99%) SQL Analyst
Libraries, Frameworks & Software Standards
1 13 (9.70%) JSON
2 9 (6.72%) Web Services
3 7 (5.22%) HTML
4 6 (4.48%) HTML5
5 5 (3.73%) RESTful
5 5 (3.73%) Servlets
5 5 (3.73%) XML
6 4 (2.99%) CSS
6 4 (2.99%) Twitter Bootstrap
7 3 (2.24%) .NET
7 3 (2.24%) AngularJS
7 3 (2.24%) jQuery
7 3 (2.24%) JSP
8 2 (1.49%) Apache Felix
8 2 (1.49%) Apache Sling
8 2 (1.49%) J2EE
8 2 (1.49%) Java SE
8 2 (1.49%) LAMP
8 2 (1.49%) Spring
8 2 (1.49%) XSD
Miscellaneous
1 19 (14.18%) Management Information System
2 16 (11.94%) Computer Science
3 5 (3.73%) Analytical Skills
3 5 (3.73%) Data Centre
3 5 (3.73%) PKI
4 4 (2.99%) Replication
5 3 (2.24%) NHS
5 3 (2.24%) Private Cloud
6 2 (1.49%) CCTV
6 2 (1.49%) CESG
6 2 (1.49%) Cyber Attack
6 2 (1.49%) Derivative
6 2 (1.49%) Fixed Income
6 2 (1.49%) Greenfield Project
6 2 (1.49%) Handset
6 2 (1.49%) Security Operations Centre
6 2 (1.49%) User Experience
6 2 (1.49%) Wiki
7 1 (0.75%) EPoS
7 1 (0.75%) Equities
Operating Systems
1 37 (27.61%) Windows
2 28 (20.90%) Linux
3 14 (10.45%) Mac OS X
4 7 (5.22%) Windows 10
4 7 (5.22%) Windows Server 2008
5 6 (4.48%) Windows Server
6 3 (2.24%) Apple iOS
6 3 (2.24%) Windows 7
7 2 (1.49%) CentOS
7 2 (1.49%) Red Hat Enterprise Linux
7 2 (1.49%) Unix
7 2 (1.49%) Windows 8
7 2 (1.49%) Windows Server 2012
8 1 (0.75%) Windows Phone
8 1 (0.75%) Windows Server 2003
8 1 (0.75%) Windows XP
Processes & Methodologies
1 37 (27.61%) ITIL
2 32 (23.88%) Agile Software Development
3 29 (21.64%) Web Filtering
4 25 (18.66%) Email Filtering
5 24 (17.91%) Information Security
6 15 (11.19%) Functional Testing
6 15 (11.19%) SIEM
7 14 (10.45%) Vulnerability Assessment
8 13 (9.70%) Change Management
8 13 (9.70%) Regression Testing
8 13 (9.70%) Test Automation
9 12 (8.96%) Continuous Integration
9 12 (8.96%) Cybersecurity
9 12 (8.96%) Identity Access Management
9 12 (8.96%) Penetration Testing
9 12 (8.96%) Security Monitoring
9 12 (8.96%) TDD
10 10 (7.46%) Exploratory Testing
10 10 (7.46%) Malware Analysis
10 10 (7.46%) Scrum
Programming Languages
1 23 (17.16%) Python
2 18 (13.43%) PowerShell
3 12 (8.96%) SQL
4 9 (6.72%) Shell Script
5 7 (5.22%) Java
6 4 (2.99%) C++
6 4 (2.99%) JavaScript
6 4 (2.99%) VBA
7 3 (2.24%) T-SQL
8 2 (1.49%) Bash Shell
8 2 (1.49%) C#
8 2 (1.49%) Perl
8 2 (1.49%) R
8 2 (1.49%) Ruby
8 2 (1.49%) VBScript
9 1 (0.75%) Apple Swift
9 1 (0.75%) Go
9 1 (0.75%) Groovy
9 1 (0.75%) Lua
9 1 (0.75%) Scala
Qualifications
1 21 (15.67%) Cisco Certification
2 20 (14.93%) CISSP
3 15 (11.19%) Degree
4 14 (10.45%) (ISC)2 CCSP
4 14 (10.45%) CCSP
4 14 (10.45%) CISM
4 14 (10.45%) Computer Science Degree
4 14 (10.45%) SANS
5 6 (4.48%) CCIE
5 6 (4.48%) CCNA
6 4 (2.99%) GCIH
6 4 (2.99%) GIAC
6 4 (2.99%) ITIL Certification
7 3 (2.24%) MCSE
7 3 (2.24%) Microsoft Certification
7 3 (2.24%) PMP
7 3 (2.24%) PRINCE2 Certification
7 3 (2.24%) Security Cleared
8 2 (1.49%) DV Cleared
8 2 (1.49%) PMI Certification
Quality Assurance & Compliance
1 12 (8.96%) PCI DSS
2 2 (1.49%) MiFID
3 1 (0.75%) Data Quality
3 1 (0.75%) QA
System Software
1 27 (20.15%) Active Directory
2 7 (5.22%) VMware Infrastructure
3 6 (4.48%) BitLocker
4 4 (2.99%) Hyper-V
4 4 (2.99%) Terminal Services
5 3 (2.24%) Microsoft Virtual Server
5 3 (2.24%) Virtual Servers
6 2 (1.49%) Virtual Machines
6 2 (1.49%) vSphere
6 2 (1.49%) XenApp
7 1 (0.75%) VirtualBox
Systems Management
1 3 (2.24%) Microsoft Intune
1 3 (2.24%) SCCM
1 3 (2.24%) vCenter Server
2 2 (1.49%) Ansible
2 2 (1.49%) Cacti
2 2 (1.49%) Cobbler
2 2 (1.49%) CSIRT
2 2 (1.49%) Nagios
2 2 (1.49%) Puppet
2 2 (1.49%) QRadar
2 2 (1.49%) Red Hat Spacewalk
3 1 (0.75%) AirWatch
3 1 (0.75%) HP Quality Center
3 1 (0.75%) Nessus
3 1 (0.75%) Symantec Enterprise Vault
Vendors
1 21 (15.67%) Cisco
2 20 (14.93%) Microsoft
3 17 (12.69%) Splunk
4 14 (10.45%) LogRhythm
5 12 (8.96%) Rapid7
6 11 (8.21%) Citrix
6 11 (8.21%) Dell
7 8 (5.97%) SolarWinds
7 8 (5.97%) VMware
8 5 (3.73%) CheckPoint
9 4 (2.99%) Avaya
9 4 (2.99%) HP
9 4 (2.99%) NetApp
9 4 (2.99%) Veeam
10 3 (2.24%) LANDesk
10 3 (2.24%) Oracle
10 3 (2.24%) SAP
10 3 (2.24%) Symantec
11 2 (1.49%) Calypso
11 2 (1.49%) Forcepoint
London
People Source Consulting
Rate: £350 - £375 per day
Posted: 20 days ago