Period
to 17 November 2017

The following table provides summary statistics for contract job vacancies 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 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
UK
6 months to
17 Nov 2017
Same period 2016 Same period 2015
Rank 546 547 517
Rank change year-on-year +1 -30 +9
Contract jobs citing Kalman Filter 346 366 417
As % of all contract IT jobs advertised in the UK 0.34% 0.35% 0.36%
As % of the Processes & Methodologies category 0.40% 0.41% 0.44%
Number of daily rates quoted 242 226 258
UK median daily rate £403 £400 £400
Median daily rate % change year-on-year +0.63% - +6.67%
10th Percentile £213 £213 £225
90th Percentile £606 £519 £550
UK excluding London median daily rate £400 £381 £350
% change year-on-year +4.92% +8.93% +2.94%
Number of hourly rates quoted 8 15 20
UK median hourly rate £29.10 £20.00 £21.27
Median hourly rate % change year-on-year +45.48% -5.95% +51.89%
10th Percentile £12.20 £9.55 £13.80
90th Percentile £47.50 £42.20 £34.38
UK excluding London median hourly rate £15.35 £20.00 £21.53
% change year-on-year -23.28% -7.08% +53.75%

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 with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Contract vacancies with a requirement for process or methodology skills 86890 88941 94016
As % of all contract IT jobs advertised in the UK 84.52% 83.93% 81.79%
Number of daily rates quoted 57867 58786 60918
UK median daily rate £450 £425 £413
Median daily rate % change year-on-year +5.88% +3.03% +3.13%
10th Percentile £281 £263 £263
90th Percentile £626 £600 £600
UK excluding London median daily rate £400 £400 £385
% change year-on-year - +3.90% +2.67%
Number of hourly rates quoted 2052 2351 2749
UK median hourly rate £23.75 £24.00 £22.50
Median hourly rate % change year-on-year -1.04% +6.67% +18.42%
10th Percentile £11.43 £11.25 £11.50
90th Percentile £49.75 £48.75 £47.71
UK excluding London median hourly rate £24.02 £24.37 £23.35
% change year-on-year -1.42% +4.35% +16.75%

Kalman Filter
Job Vacancy Trend

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

Job vacancy trend for Kalman Filter in the UK

Kalman Filter
Contractor Daily Rate Trend

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

Contractor daily rate trend for Kalman Filter in the UK

Kalman Filter
Contractor Daily Rate Histogram

The daily rate distribution of IT jobs citing Kalman Filter over the 6 months to 17 November 2017.

Contractor daily rate histogram for Kalman Filter in the UK

Kalman Filter
Contractor Hourly Rate Trend

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

Contractor hourly rate trend for Kalman Filter in the UK

Kalman Filter
Contractor Hourly Rate Histogram

The hourly rate distribution of IT jobs citing Kalman Filter over the 6 months to 17 November 2017.

Contractor hourly rate histogram for Kalman Filter in the UK

Kalman Filter
Top 16 Contract Locations

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 UK over the 6 months to 17 November 2017. 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
England -2 328 £425 +6.12% 40
UK excluding London +7 193 £400 +4.92% 25
London +11 152 £400 -11.11% 15
South East -8 83 £409 +5.48% 7
North of England +71 47 £488 +21.88% 9
North West +28 35 £545 +45.33% 5
East of England -43 18 £425 +13.33% 3
Midlands +14 14 £350 -14.11% 4
South West +9 14 £475 +48.44% 2
Scotland -5 11 £325 -10.34%
West Midlands +11 10 £350 -4.11% 2
Yorkshire +32 9 £444 +4.41% 3
Northern Ireland - 5 £250 -
East Midlands 0 4 £333 -26.11% 2
North East - 3 £225 - 1
Wales +6 1 £538 +138.89%

For the 6 months to 17 November 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 with a requirement for Kalman Filter.

1 119 (34.39%) Firewall
2 85 (24.57%) Windows
3 81 (23.41%) Cisco
4 80 (23.12%) Microsoft
5 69 (19.94%) Active Directory
6 65 (18.79%) Finance
7 57 (16.47%) Linux
8 56 (16.18%) SQL
8 56 (16.18%) Management Information System
9 54 (15.61%) Web Filtering
10 52 (15.03%) DNS
11 51 (14.74%) VPN
12 44 (12.72%) VMware
12 44 (12.72%) Email Filtering
13 43 (12.43%) Analytics
13 43 (12.43%) Intrusion Detection
13 43 (12.43%) Citrix
14 42 (12.14%) Analytical Skills
15 40 (11.56%) TCP/IP
15 40 (11.56%) DHCP
15 40 (11.56%) Network Security
16 39 (11.27%) VMware Infrastructure
17 37 (10.69%) LAN
17 37 (10.69%) ITIL
17 37 (10.69%) Python
17 37 (10.69%) Internet
17 37 (10.69%) Windows Server
18 36 (10.40%) Agile Software Development
19 34 (9.83%) Information Security
20 32 (9.25%) WAN

Kalman Filter
Co-occurring IT Skills 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 28 (8.09%) MS Exchange
2 25 (7.23%) SharePoint
3 18 (5.20%) Apache Spark
4 12 (3.47%) Exchange Server 2013
5 11 (3.18%) Exchange Server 2010
5 11 (3.18%) Skype for Business
6 9 (2.60%) CMS
7 8 (2.31%) Elasticsearch
8 6 (1.73%) Apache
8 6 (1.73%) WordPress
9 5 (1.45%) Tomcat
10 4 (1.16%) SAS
11 3 (0.87%) Blackberry Enterprise Server
11 3 (0.87%) Confluence
12 2 (0.58%) Exchange Server 2007
12 2 (0.58%) IIS
12 2 (0.58%) MQSeries
12 2 (0.58%) SharePoint 2010
12 2 (0.58%) SharePoint 2013
12 2 (0.58%) WebLogic
Applications
1 30 (8.67%) Microsoft Excel
2 20 (5.78%) Microsoft Office
3 17 (4.91%) Microsoft PowerPoint
4 16 (4.62%) MS Visio
5 10 (2.89%) Microsoft Project
6 5 (1.45%) Adobe Creative Suite
6 5 (1.45%) Photoshop
6 5 (1.45%) Spreadsheet
7 3 (0.87%) SPSS
8 2 (0.58%) GNU Octave
9 1 (0.29%) InfoPath
9 1 (0.29%) OrCAD
9 1 (0.29%) Simulink
9 1 (0.29%) Stata
Business Applications
1 3 (0.87%) SAP IS-U
2 2 (0.58%) Remedy ITSM
3 1 (0.29%) Actimize
3 1 (0.29%) Eagle PACE
3 1 (0.29%) Markit EDM
3 1 (0.29%) Primavera
3 1 (0.29%) Salesforce.com CRM
Cloud Services
1 29 (8.38%) Office 365
2 27 (7.80%) Amazon AWS
3 18 (5.20%) Microsoft Azure
4 8 (2.31%) SaaS
5 7 (2.02%) Mimecast
6 5 (1.45%) Amazon EC2
6 5 (1.45%) Azure Active Directory
6 5 (1.45%) Google Cloud Platform
6 5 (1.45%) IaaS
7 4 (1.16%) Amazon CloudWatch
7 4 (1.16%) Amazon ELB
7 4 (1.16%) Amazon S3
7 4 (1.16%) Serverless
8 3 (0.87%) G Suite
8 3 (0.87%) PaaS
9 2 (0.58%) Yammer
10 1 (0.29%) Datadog
10 1 (0.29%) OneDrive
10 1 (0.29%) Slack
10 1 (0.29%) Virtual Private Cloud
Communications & Networking
1 119 (34.39%) Firewall
2 52 (15.03%) DNS
3 51 (14.74%) VPN
4 43 (12.43%) Intrusion Detection
5 40 (11.56%) DHCP
5 40 (11.56%) Network Security
5 40 (11.56%) TCP/IP
6 37 (10.69%) Internet
6 37 (10.69%) LAN
7 32 (9.25%) WAN
8 31 (8.96%) Wireless
9 25 (7.23%) SSL
10 23 (6.65%) SAN
11 22 (6.36%) NetScaler
12 20 (5.78%) Cisco ASA
13 18 (5.20%) IPsec
14 17 (4.91%) VLAN
15 15 (4.34%) BGP
16 14 (4.05%) Intranet
16 14 (4.05%) LDAP
Database & Business Intelligence
1 28 (8.09%) SQL Server
2 26 (7.51%) Hadoop
3 22 (6.36%) Big Data
4 17 (4.91%) Apache Hive
4 17 (4.91%) SQL Server Integration Services
5 16 (4.62%) Data Mining
6 15 (4.34%) Data Warehouse
6 15 (4.34%) Relational Database
7 13 (3.76%) Impala
7 13 (3.76%) SQL Server 2008
8 8 (2.31%) BusinessObjects
8 8 (2.31%) RDBMS
9 7 (2.02%) MySQL
9 7 (2.02%) NoSQL
10 4 (1.16%) BigQuery
10 4 (1.16%) Neo4j
11 3 (0.87%) Amazon Redshift
11 3 (0.87%) Power BI
12 2 (0.58%) InfluxDB
12 2 (0.58%) MongoDB
Development Applications
1 14 (4.05%) Git (software)
2 9 (2.60%) JIRA
3 8 (2.31%) Bitbucket
3 8 (2.31%) Visual Studio
4 7 (2.02%) Jenkins
5 4 (1.16%) Subversion
6 2 (0.58%) Ant
6 2 (0.58%) Babel
6 2 (0.58%) Grunt
6 2 (0.58%) Sonatype Nexus
7 1 (0.29%) CruiseControl
7 1 (0.29%) FxCop
7 1 (0.29%) Moq
7 1 (0.29%) MSI
7 1 (0.29%) NUnit
7 1 (0.29%) QUnit
7 1 (0.29%) Rhino Mocks
7 1 (0.29%) SonarQube
7 1 (0.29%) TeamCity
7 1 (0.29%) Visual Composer
General
1 65 (18.79%) Finance
2 20 (5.78%) Banking
3 17 (4.91%) Telecoms
4 16 (4.62%) Retail
5 9 (2.60%) Marketing
6 8 (2.31%) Electronics
6 8 (2.31%) Legal
7 7 (2.02%) Back Office
7 7 (2.02%) Publishing
8 5 (1.45%) Billing
8 5 (1.45%) Pharmaceutical
9 3 (0.87%) Advertising
9 3 (0.87%) Corporate Banking
9 3 (0.87%) Investment Banking
9 3 (0.87%) Manufacturing
10 2 (0.58%) Aerospace
10 2 (0.58%) Financial Institution
10 2 (0.58%) French Language
10 2 (0.58%) Military
11 1 (0.29%) Games
Job Titles
1 59 (17.05%) Analyst
2 36 (10.40%) Developer
3 34 (9.83%) Network Engineer
4 33 (9.54%) Security Engineer
5 30 (8.67%) Architect
6 25 (7.23%) Consultant
7 20 (5.78%) Infrastructure Engineer
8 17 (4.91%) Security Analyst
9 15 (4.34%) Network Security Engineer
10 14 (4.05%) Data Analyst
10 14 (4.05%) Information Architect
10 14 (4.05%) Security Consultant
11 12 (3.47%) 3rd Line Support
11 12 (3.47%) Big Data Engineer
11 12 (3.47%) Data Engineer
11 12 (3.47%) Security Manager
11 12 (3.47%) Support Analyst
12 11 (3.18%) Business Analyst
12 11 (3.18%) Hadoop Engineer
13 10 (2.89%) Administrator
Libraries, Frameworks & Software Standards
1 19 (5.49%) Regular Expression
2 14 (4.05%) Web Services
3 9 (2.60%) CSS
3 9 (2.60%) HTML
3 9 (2.60%) jQuery
3 9 (2.60%) XML
4 7 (2.02%) CSS3
4 7 (2.02%) HTML5
4 7 (2.02%) Sass
5 6 (1.73%) .NET
6 5 (1.45%) FIX Protocol
6 5 (1.45%) LAMP
6 5 (1.45%) Node.js
6 5 (1.45%) REST
6 5 (1.45%) Twitter Bootstrap
7 4 (1.16%) 802.1X
7 4 (1.16%) JSP
7 4 (1.16%) Middleware
7 4 (1.16%) NumPy
7 4 (1.16%) WCF
Miscellaneous
1 56 (16.18%) Management Information System
2 42 (12.14%) Analytical Skills
3 18 (5.20%) Computer Science
4 16 (4.62%) Data Centre
5 11 (3.18%) Taxonomies
6 9 (2.60%) Distributed Denial-of-Service
7 8 (2.31%) Blackberry
7 8 (2.31%) User Experience
8 7 (2.02%) SWIFT
9 6 (1.73%) Algorithms
9 6 (1.73%) Public Cloud
9 6 (1.73%) Replication
10 5 (1.45%) BYOD
10 5 (1.45%) Fintech
10 5 (1.45%) PKI
10 5 (1.45%) Video Conferencing
11 4 (1.16%) Linux Command Line
11 4 (1.16%) Music Streaming
11 4 (1.16%) Private Cloud
11 4 (1.16%) Security Operations Centre
Operating Systems
1 85 (24.57%) Windows
2 57 (16.47%) Linux
3 37 (10.69%) Windows Server
4 26 (7.51%) Unix
5 21 (6.07%) Windows Server 2012
6 17 (4.91%) Red Hat Enterprise Linux
7 16 (4.62%) Windows Server 2008
8 14 (4.05%) CentOS
9 12 (3.47%) Solaris
10 8 (2.31%) Windows 7
11 6 (1.73%) Windows 10
12 4 (1.16%) Android
12 4 (1.16%) SUSE
12 4 (1.16%) Windows Server 2003
13 3 (0.87%) Mac OS X
14 2 (0.58%) AIX
15 1 (0.29%) Mac OS X Server
15 1 (0.29%) Ubuntu
15 1 (0.29%) VxWorks
15 1 (0.29%) Windows XP
Processes & Methodologies
1 54 (15.61%) Web Filtering
2 44 (12.72%) Email Filtering
3 43 (12.43%) Analytics
4 37 (10.69%) ITIL
5 36 (10.40%) Agile Software Development
6 34 (9.83%) Information Security
7 30 (8.67%) Change Management
7 30 (8.67%) SIEM
8 29 (8.38%) Data Modelling
8 29 (8.38%) Migration
9 26 (7.51%) Business Intelligence
10 24 (6.94%) Cybersecurity
10 24 (6.94%) Patch Management
11 21 (6.07%) Continuous Improvement
11 21 (6.07%) ETL
12 20 (5.78%) Project Management
13 19 (5.49%) Security Operations
13 19 (5.49%) Vulnerability Management
14 17 (4.91%) Statistics
14 17 (4.91%) Vulnerability Scanning
Programming Languages
1 56 (16.18%) SQL
2 37 (10.69%) Python
3 24 (6.94%) JavaScript
4 16 (4.62%) PowerShell
5 13 (3.76%) Java
6 9 (2.60%) Perl
7 8 (2.31%) R
8 7 (2.02%) C++
8 7 (2.02%) Ruby
9 6 (1.73%) C
10 5 (1.45%) C#
10 5 (1.45%) PHP
10 5 (1.45%) T-SQL
11 4 (1.16%) Shell Script
11 4 (1.16%) VB
12 3 (0.87%) Bash Shell
12 3 (0.87%) ES6
12 3 (0.87%) MATLAB
12 3 (0.87%) VBScript
13 2 (0.58%) VBA
Qualifications
1 30 (8.67%) Security Cleared
2 20 (5.78%) Cisco Certification
2 20 (5.78%) Degree
3 19 (5.49%) SC Cleared
4 18 (5.20%) CISSP
5 17 (4.91%) Microsoft Certification
6 13 (3.76%) CCNA
6 13 (3.76%) CCNP
6 13 (3.76%) MCSE
7 8 (2.31%) CCIE
7 8 (2.31%) CISM
7 8 (2.31%) DV Cleared
8 6 (1.73%) MCITP
9 5 (1.45%) CISA
9 5 (1.45%) Computer Science Degree
9 5 (1.45%) DBS Check
9 5 (1.45%) ITIL Certification
9 5 (1.45%) PhD
10 4 (1.16%) BPSS Clearance
10 4 (1.16%) MCSA
Quality Assurance & Compliance
1 23 (6.65%) ISO/IEC 27001
2 19 (5.49%) PCI DSS
3 10 (2.89%) PMO
4 8 (2.31%) Sarbanes-Oxley
4 8 (2.31%) SLA
5 7 (2.02%) RMADS
6 6 (1.73%) Data Quality
6 6 (1.73%) GDPR
7 3 (0.87%) COBIT
7 3 (0.87%) Disclosure Scotland
7 3 (0.87%) QA
8 2 (0.58%) Cyber Essentials
8 2 (0.58%) HIPAA
8 2 (0.58%) SEPA
9 1 (0.29%) FedRAMP
9 1 (0.29%) ISO/IEC 27005
9 1 (0.29%) MiFID
9 1 (0.29%) MISRA
9 1 (0.29%) MISRA C
9 1 (0.29%) NIST 800
System Software
1 69 (19.94%) Active Directory
2 39 (11.27%) VMware Infrastructure
3 13 (3.76%) Hyper-V
3 13 (3.76%) vSphere
4 10 (2.89%) Virtual Machines
5 9 (2.60%) iptables
6 7 (2.02%) BitLocker
6 7 (2.02%) VMware ESXi
7 5 (1.45%) Terminal Services
7 5 (1.45%) Virtual Servers
8 4 (1.16%) XenApp
9 3 (0.87%) Microsoft Virtual Server
10 2 (0.58%) VirtualBox
10 2 (0.58%) VMware Server
10 2 (0.58%) XenDesktop
11 1 (0.29%) Apache ZooKeeper
11 1 (0.29%) Docker
11 1 (0.29%) IAG
11 1 (0.29%) UAG
11 1 (0.29%) Virtual Desktop
Systems Management
1 21 (6.07%) SCCM
2 12 (3.47%) Oozie
3 9 (2.60%) Backup Exec
3 9 (2.60%) Systems Management Server (SMS)
4 8 (2.31%) Nagios
5 7 (2.02%) Ansible
5 7 (2.02%) Nessus
5 7 (2.02%) Network Intrusion Detection System
5 7 (2.02%) Puppet
5 7 (2.02%) WSUS
6 6 (1.73%) Opscode Chef
7 5 (1.45%) Cacti
7 5 (1.45%) McAfee ePO
7 5 (1.45%) SCOM
7 5 (1.45%) Symantec Enterprise Vault
8 4 (1.16%) Forefront Identity Manager
8 4 (1.16%) FortiGate
8 4 (1.16%) Microsoft Intune
8 4 (1.16%) NetBackup
8 4 (1.16%) SELinux
Vendors
1 81 (23.41%) Cisco
2 80 (23.12%) Microsoft
3 44 (12.72%) VMware
4 43 (12.43%) Citrix
5 26 (7.51%) CheckPoint
6 18 (5.20%) HP
7 16 (4.62%) SolarWinds
7 16 (4.62%) Splunk
8 15 (4.34%) Dell
8 15 (4.34%) Palo Alto
9 13 (3.76%) Forcepoint
9 13 (3.76%) Juniper
10 11 (3.18%) NetApp
10 11 (3.18%) Symantec
10 11 (3.18%) Tableau
10 11 (3.18%) Veeam
11 10 (2.89%) Extreme Networks
11 10 (2.89%) SAP
12 9 (2.60%) Oracle
12 9 (2.60%) SonicWALL