The table below looks at the statistics for Kalman Filter skills in IT contracts advertised for the London region. Included is a guide to the average contractor rates offered in IT contracts that have cited Kalman Filter over the 3 months to 31 March 2015 with a comparison to the same period in the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

Location
3 months to
31 Mar 2015
Same period 2014 Same period 2013
Kalman Filtering
Rank 342 359 345
Rank change year-on-year
+17 -14
Contract jobs citing Kalman Filter 61 49 32
As % of all contract IT jobs located in London 0.28% 0.21% 0.15%
As % of the Processes & Methodologies category 0.35% 0.27% 0.20%
Number of daily rates quoted 40 33 15
Average daily rate
Keep up to 90%
of your Daily Rate
Get a Free Illustration
£444 £400 £425
Average daily rate % change year-on-year
+10.93% -5.88%
90% offered a daily rate of more than £250 £225 £229
10% offered a daily rate of more than £503 £545 £515
UK excluding London average daily rate £400 £338 £333
% change year-on-year
+18.51% +1.50%
Number of hourly rates quoted 0 2 2
Average hourly rate - £13.50 £23.13
Average hourly rate % change year-on-year
- -41.62%
UK excluding London average hourly rate £39.00 £20.25 £12.00
% change year-on-year
+92.59% +68.75%
Kalman Filter
England

The following table is for comparison with the above and provides statistics for the entire Processes & Methodologies category in contract jobs advertised in the London region.

Processes & Methodologies Category
London
Contract IT job ads with a match in the
Processes & Methodologies category
17229 18076 16090
As % of all contract IT jobs located in London 78.61% 78.59% 77.09%
Number of daily rates quoted 12130 12626 11348
Average daily rate £450 £430 £450
Average daily rate % change year-on-year
+4.65% -4.44%
90% offered a daily rate of more than £313 £300 £300
10% offered a daily rate of more than £601 £600 £600
UK excluding London average daily rate £396 £375 £363
% change year-on-year
+5.60% +3.44%
Number of hourly rates quoted 236 242 214
Average hourly rate £20.00 £23.75 £28.50
Average hourly rate % change year-on-year
-15.78% -16.66%
90% offered a hourly rate of more than £11.00 £13.73 £14.15
10% offered a hourly rate of more than £55.00 £57.50 £135.00
UK excluding London average hourly rate £30.20 £27.50 £32.00
% change year-on-year
+9.81% -14.06%

Kalman Filter
Jobs Demand Trend in London

This chart provides a 3-month moving total of IT contractor jobs citing Kalman Filter across the London region as a proportion of the total demand within the Processes & Methodologies category.

Kalman Filter Jobs Demand Trend in London

Kalman Filter
Daily Rate Trend in London

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

Kalman Filter Daily Rate Trend in London

Kalman Filter
Daily Rate Histogram in London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Kalman Filter across the London region over the 3 months to 31 March 2015.

Kalman Filter Daily Rate Histogram in London

Kalman Filter
Hourly Rate Trend in London

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

Kalman Filter Hourly Rate Trend in London

Kalman Filter
Contract Job Locations in London

The table below looks at the demand and provides a guide to the average contractor rates quoted in IT jobs citing Kalman Filter within the London region over the 3 months to 31 March 2015. 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
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Average
Daily Rate
Last 3 Months
Average Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
City of London +2 10 £450 +9.09% 8
Docklands, London - 1 £525 -
Ealing - - - -
Canary Wharf - - - -
Kingston Upon Thames - - - -
Sidcup - - - -
Kalman Filter
England

Kalman Filter
Top 30 Related IT Skills in London

For the 6 months to 31 March 2015, IT contractor jobs across the London region citing Kalman Filter also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Kalman Filter.

1 47 (32.87%) Firewall
2 38 (26.57%) Cisco
3 37 (25.87%) Agile Software Development
4 26 (18.18%) Java
4 26 (18.18%) Windows
5 24 (16.78%) J2EE
5 24 (16.78%) TDD
5 24 (16.78%) VMware
5 24 (16.78%) Continuous Integration
5 24 (16.78%) Git (software)
6 22 (15.38%) Java SE
6 22 (15.38%) Adobe CQ
6 22 (15.38%) JSP
6 22 (15.38%) Servlets
7 21 (14.69%) Apache Sling
7 21 (14.69%) Jackrabbit
8 19 (13.29%) Web Development
8 19 (13.29%) Subversion
8 19 (13.29%) CheckPoint
9 18 (12.59%) ITIL
9 18 (12.59%) JUnit
9 18 (12.59%) Microsoft
9 18 (12.59%) VMware Infrastructure
9 18 (12.59%) Mockito
10 16 (11.19%) Cisco ASA
10 16 (11.19%) Active Directory
10 16 (11.19%) DNS
10 16 (11.19%) Maven
10 16 (11.19%) Finance
11 15 (10.49%) SEO

Kalman Filter
Top Related IT Skills in London by Category

For the 6 months to 31 March 2015, IT contractor jobs across the London region citing Kalman Filter also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of contract IT job ads sampled that cited Kalman Filter. Up to 20 skills are shown per category.

Application Platforms
1 22 (15.38%) Adobe CQ
2 12 (8.39%) CMS
3 8 (5.59%) MS Exchange
4 7 (4.90%) Apache
5 6 (4.20%) Exchange Server 2007
5 6 (4.20%) Exchange Server 2010
6 5 (3.50%) Exchange Server 2013
6 5 (3.50%) Exchange Server 2003
6 5 (3.50%) Lync
7 4 (2.80%) SharePoint
8 2 (1.40%) Lotus Domino
8 2 (1.40%) WebLogic
8 2 (1.40%) JBoss
8 2 (1.40%) WebSphere
8 2 (1.40%) Apache Spark
9 1 (0.70%) Node.js
9 1 (0.70%) Office Communications Server
9 1 (0.70%) IBM Notes
9 1 (0.70%) IIS
Applications
1 11 (7.69%) MS Excel
2 4 (2.80%) MS Office
3 3 (2.10%) Spreadsheet
4 2 (1.40%) MS Visio
Business Applications
1 2 (1.40%) Oracle EBS
1 2 (1.40%) SAP SRM
1 2 (1.40%) Google Analytics
2 1 (0.70%) SAP LE
2 1 (0.70%) SAP SD
2 1 (0.70%) SAP R/3
Cloud Services
1 9 (6.29%) Office 365
2 4 (2.80%) IaaS
3 3 (2.10%) Amazon AWS
3 3 (2.10%) SaaS
3 3 (2.10%) Google Cloud Platform
4 2 (1.40%) Amazon EC2
4 2 (1.40%) Amazon EMR
Communications & Networking
1 47 (32.87%) Firewall
2 16 (11.19%) Cisco ASA
2 16 (11.19%) DNS
3 15 (10.49%) WAN
3 15 (10.49%) Network Security
4 13 (9.09%) Internet
5 11 (7.69%) TCP/IP
5 11 (7.69%) VPN
6 9 (6.29%) SSL
7 8 (5.59%) OSPF
7 8 (5.59%) BGP
7 8 (5.59%) LAN
7 8 (5.59%) NetScaler
7 8 (5.59%) Cisco Nexus
7 8 (5.59%) Wi-Fi
7 8 (5.59%) Wireless
8 7 (4.90%) NetScreen
8 7 (4.90%) IPsec
8 7 (4.90%) Wireshark
8 7 (4.90%) DHCP
Database & Business Intelligence
1 21 (14.69%) Jackrabbit
2 8 (5.59%) SQL Server
3 7 (4.90%) MySQL
4 5 (3.50%) QlikView
5 4 (2.80%) EDRMS
6 3 (2.10%) PostgreSQL
6 3 (2.10%) SQL Server 2008
7 2 (1.40%) Amazon Redshift
7 2 (1.40%) Cognos Query Studio
7 2 (1.40%) Cognos Analysis Studio
7 2 (1.40%) Cognos Report Studio
7 2 (1.40%) Cognos Framework Manager
7 2 (1.40%) Cognos Event Studio
7 2 (1.40%) SQL Server 2000
7 2 (1.40%) ReportNet
7 2 (1.40%) Cognos Powerplay
7 2 (1.40%) Data Warehouse
7 2 (1.40%) Data Mining
7 2 (1.40%) SQL Server Integration Services
7 2 (1.40%) Spotfire
Development Applications
1 24 (16.78%) Git (software)
2 19 (13.29%) Subversion
3 18 (12.59%) JUnit
3 18 (12.59%) Mockito
4 16 (11.19%) Maven
5 11 (7.69%) Selenium
6 6 (4.20%) Jenkins
7 1 (0.70%) Visual Studio
7 1 (0.70%) LoadRunner
General
1 16 (11.19%) Finance
2 14 (9.79%) Telecoms
3 9 (6.29%) Marketing
4 7 (4.90%) Banking
4 7 (4.90%) Advertising
5 5 (3.50%) Law
6 3 (2.10%) Legal
6 3 (2.10%) Manufacturing
7 2 (1.40%) Games
7 2 (1.40%) Investment Banking
7 2 (1.40%) German Language
7 2 (1.40%) Japanese Language
8 1 (0.70%) French Language
8 1 (0.70%) Local Government
8 1 (0.70%) Billing
8 1 (0.70%) Front Office
8 1 (0.70%) Back Office
Job Titles
1 32 (22.38%) Developer
2 31 (21.68%) Analyst
3 21 (14.69%) Java Developer
4 16 (11.19%) Consultant
5 15 (10.49%) Network Engineer
6 11 (7.69%) Systems Engineer
6 11 (7.69%) Security Analyst
7 10 (6.99%) Security Engineer
8 8 (5.59%) Data Analyst
9 7 (4.90%) Business Analyst
10 6 (4.20%) Web Developer
10 6 (4.20%) Network Analyst
11 5 (3.50%) Security Consultant
11 5 (3.50%) Administrator
11 5 (3.50%) Network Security Engineer
12 4 (2.80%) Programme Manager
12 4 (2.80%) Network Consultant
12 4 (2.80%) Technical Consultant
12 4 (2.80%) Infrastructure Consultant
12 4 (2.80%) Network Security Consultant
Libraries, Frameworks & Software Standards
1 24 (16.78%) J2EE
2 22 (15.38%) JSP
2 22 (15.38%) Servlets
2 22 (15.38%) Java SE
3 21 (14.69%) Apache Sling
4 15 (10.49%) Apache Felix
5 12 (8.39%) RESTful
6 9 (6.29%) Spring
7 7 (4.90%) Middleware
8 6 (4.20%) LAMP
8 6 (4.20%) Apache Flex
9 4 (2.80%) AngularJS
10 3 (2.10%) Apache Cordova
10 3 (2.10%) Web Services
11 2 (1.40%) Regular Expression
12 1 (0.70%) Backbone.js
12 1 (0.70%) KnockoutJS
12 1 (0.70%) LESS
12 1 (0.70%) Ember.js
12 1 (0.70%) CSS
Miscellaneous
1 12 (8.39%) Analytical Skills
2 6 (4.20%) Replication
2 6 (4.20%) Visualisation
3 4 (2.80%) Statistics
3 4 (2.80%) Management Information System
4 3 (2.10%) Algorithms
4 3 (2.10%) Credit Risk
5 2 (1.40%) NHS
5 2 (1.40%) Cryptography
5 2 (1.40%) Ontologies
5 2 (1.40%) Mathematics
5 2 (1.40%) Digital Media
5 2 (1.40%) Xbox
6 1 (0.70%) Open Source
6 1 (0.70%) Enterprise Storage
6 1 (0.70%) Computer Science
6 1 (0.70%) Blog
6 1 (0.70%) Economics
6 1 (0.70%) Fixed Income
6 1 (0.70%) E-Learning
Operating Systems
1 26 (18.18%) Windows
2 15 (10.49%) Windows Server 2008
3 13 (9.09%) Linux
4 11 (7.69%) Windows Server 2012
5 10 (6.99%) Windows Server 2003
5 10 (6.99%) UNIX
6 8 (5.59%) CentOS
6 8 (5.59%) Red Hat Enterprise Linux
7 4 (2.80%) Windows 7
8 3 (2.10%) Apple iOS
9 1 (0.70%) Amazon Linux
Processes & Methodologies
1 37 (25.87%) Agile Software Development
2 24 (16.78%) TDD
2 24 (16.78%) Continuous Integration
3 19 (13.29%) Web Development
4 18 (12.59%) ITIL
5 15 (10.49%) SEO
6 11 (7.69%) Performance Monitoring
7 10 (6.99%) Migration
7 10 (6.99%) Service Management
7 10 (6.99%) Change Management
7 10 (6.99%) Load Balancing
8 9 (6.29%) Project Management
8 9 (6.29%) Analytics
9 8 (5.59%) Performance Tuning
9 8 (5.59%) Information Security
10 7 (4.90%) Network Design
11 6 (4.20%) Configuration Management
11 6 (4.20%) Kanban
11 6 (4.20%) Test Automation
12 5 (3.50%) Data Analysis
Programming Languages
1 26 (18.18%) Java
2 11 (7.69%) SQL
3 9 (6.29%) Python
4 6 (4.20%) Shell Script
4 6 (4.20%) Perl
4 6 (4.20%) Ruby
4 6 (4.20%) PowerShell
5 4 (2.80%) JavaScript
6 3 (2.10%) VBA
6 3 (2.10%) Objective-C
7 2 (1.40%) T-SQL
7 2 (1.40%) Scala
7 2 (1.40%) R
7 2 (1.40%) Golang
Qualifications
1 13 (9.09%) CISSP
1 13 (9.09%) Degree
2 10 (6.99%) Cisco Certification
3 9 (6.29%) Microsoft Certification
4 8 (5.59%) Security Cleared
5 6 (4.20%) CCNP
6 5 (3.50%) CCNA
7 4 (2.80%) MCSE
7 4 (2.80%) SC Cleared
8 3 (2.10%) CISA
9 2 (1.40%) PMP
9 2 (1.40%) PMI Certification
9 2 (1.40%) ISSAP
9 2 (1.40%) PhD
9 2 (1.40%) CCDP
9 2 (1.40%) MCTS
10 1 (0.70%) MCITP
10 1 (0.70%) DV Cleared
10 1 (0.70%) PRINCE2 Certification
10 1 (0.70%) JNCIA
Quality Assurance & Compliance
1 4 (2.80%) SLA
1 4 (2.80%) ISO/IEC 27001
2 1 (0.70%) COBIT
2 1 (0.70%) QA
2 1 (0.70%) PCI DSS
System Software
1 18 (12.59%) VMware Infrastructure
2 16 (11.19%) Active Directory
3 7 (4.90%) ProxySG
4 6 (4.20%) vSphere
5 4 (2.80%) Forefront TMG
5 4 (2.80%) UAG
6 1 (0.70%) Varnish
6 1 (0.70%) Firmware
6 1 (0.70%) Microsoft App-V
6 1 (0.70%) Hyper-V
Systems Management
1 7 (4.90%) Puppet
1 7 (4.90%) Ansible
2 6 (4.20%) Red Hat Spacewalk
2 6 (4.20%) Cobbler
3 4 (2.80%) Norton AntiVirus
3 4 (2.80%) SCCM
4 1 (0.70%) SCOM
4 1 (0.70%) HP Quality Center
4 1 (0.70%) FortiGate
4 1 (0.70%) Cisco UCCX
Vendors
1 38 (26.57%) Cisco
2 24 (16.78%) VMware
3 19 (13.29%) CheckPoint
4 18 (12.59%) Microsoft
5 14 (9.79%) HP
5 14 (9.79%) Blue Coat
6 9 (6.29%) Juniper
6 9 (6.29%) Adobe
6 9 (6.29%) Riverbed
7 7 (4.90%) Symantec
8 6 (4.20%) Sophos
8 6 (4.20%) ScanSafe
9 5 (3.50%) Prolexic
9 5 (3.50%) Websense
9 5 (3.50%) BT
9 5 (3.50%) Google
9 5 (3.50%) EMC
10 4 (2.80%) Oracle
10 4 (2.80%) F5
10 4 (2.80%) Tableau