Period
to 18 August 2018

The following table provides summary statistics for contract job vacancies advertised in England 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 18 August 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
UK > England
6 months to
18 Aug 2018
Same period 2017 Same period 2016
Rank 597 542 514
Rank change year-on-year -55 -28 -3
Contract jobs citing Kalman Filter 257 280 387
As % of all contract IT jobs advertised in England 0.27% 0.31% 0.38%
As % of the Processes & Methodologies category 0.32% 0.37% 0.45%
Number of daily rates quoted 148 200 237
England median daily rate £380 £425 £388
Median daily rate % change year-on-year -10.59% +9.68% -5.49%
10th Percentile £174 £225 £213
90th Percentile £590 £588 £550
UK median daily rate £375 £425 £375
% change year-on-year -11.76% +13.33% -8.54%
Number of hourly rates quoted 7 6 14
England median hourly rate £42.50 £29.48 £14.25
Median hourly rate % change year-on-year +44.17% +106.88% -40.00%
10th Percentile £20.78 £12.88 £9.48
90th Percentile £45.00 £45.63 £50.75
UK median hourly rate £41.25 £35.00 £14.00
% change year-on-year +17.86% +150.00% -34.96%

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 England with a requirement for process or methodology skills.

All Process and Methodology Skills
England
Contract vacancies with a requirement for process or methodology skills 81,218 76,262 85,473
As % of all contract IT jobs advertised in England 86.32% 85.77% 85.03%
Number of daily rates quoted 54,079 50,304 57,039
England median daily rate £463 £450 £425
Median daily rate % change year-on-year +2.78% +5.88% +3.66%
10th Percentile £300 £281 £264
90th Percentile £638 £625 £607
UK median daily rate £450 £450 £425
% change year-on-year - +5.88% +6.25%
Number of hourly rates quoted 2,192 1,892 2,068
England median hourly rate £21.50 £24.00 £23.50
Median hourly rate % change year-on-year -10.42% +2.13% +9.05%
10th Percentile £11.25 £11.25 £11.69
90th Percentile £50.00 £50.00 £47.83
UK median hourly rate £21.02 £25.00 £23.50
% change year-on-year -15.92% +6.38% +8.60%

Kalman Filter
Job Vacancy Trend in England

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

Job vacancy trend for Kalman Filter in England

Kalman Filter
Contractor Daily Rate Trend in England

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

Contractor daily rate trend for Kalman Filter in England

Kalman Filter
Contractor Daily Rate Histogram in England

The daily rate distribution of IT jobs citing Kalman Filter in England over the 6 months to 18 August 2018.

Contractor daily rate histogram for Kalman Filter in England

Kalman Filter
Contractor Hourly Rate Trend in England

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

Contractor hourly rate trend for Kalman Filter in England

Kalman Filter
Contractor Hourly Rate Histogram in England

The hourly rate distribution of IT jobs citing Kalman Filter in England over the 6 months to 18 August 2018.

Contractor hourly rate histogram for Kalman Filter in England

Kalman Filter
Contract Job Locations in England

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 England region over the 6 months to 18 August 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
London -55 104 £375 -7.62% 31
South East -21 83 £450 - 26
North of England 0 33 £350 -21.13% 23
North West +6 25 £350 +7.69% 11
South West -23 14 £525 +20.00% 14
East of England -3 12 £330 -22.35% 11
Midlands -11 10 £338 -6.90% 5
Yorkshire -3 6 £275 -47.62% 9
West Midlands -22 6 £357 +1.93% 1
East Midlands -1 4 £338 -25.00% 4
North East -5 2 £175 -22.22% 3
Kalman Filter
UK

For the 6 months to 18 August 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 England region with a requirement for Kalman Filter.

1 73 (28.40%) Firewall
2 59 (22.96%) Microsoft
3 56 (21.79%) Web Filtering
4 54 (21.01%) Windows
5 51 (19.84%) Active Directory
6 48 (18.68%) Cisco
6 48 (18.68%) DNS
7 44 (17.12%) Office 365
8 42 (16.34%) Finance
9 40 (15.56%) SQL
9 40 (15.56%) Email Filtering
10 38 (14.79%) Linux
10 38 (14.79%) ITIL
10 38 (14.79%) VPN
10 38 (14.79%) Microsoft Azure
11 37 (14.40%) Degree
12 36 (14.01%) Problem-Solving
13 33 (12.84%) Information Security
14 32 (12.45%) Internet
14 32 (12.45%) LAN
14 32 (12.45%) WAN
15 31 (12.06%) PowerShell
16 30 (11.67%) Windows Server
17 28 (10.89%) Security Cleared
17 28 (10.89%) Network Security
17 28 (10.89%) Agile Software Development
17 28 (10.89%) DHCP
17 28 (10.89%) TCP/IP
18 27 (10.51%) Computer Science
19 26 (10.12%) Intrusion Detection

Kalman Filter
Co-occurring IT Skills in England 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 21 (8.17%) Skype for Business
2 20 (7.78%) MS Exchange
3 17 (6.61%) SharePoint
4 14 (5.45%) Exchange Server 2010
5 12 (4.67%) Apache Spark
6 8 (3.11%) Exchange Server 2013
6 8 (3.11%) WebLogic
7 6 (2.33%) Elasticsearch
8 5 (1.95%) JBoss
9 4 (1.56%) Tomcat
10 3 (1.17%) Apache
10 3 (1.17%) Exchange Server 2003
11 2 (0.78%) Exchange Server 2007
11 2 (0.78%) IIS
11 2 (0.78%) SharePoint 2013
11 2 (0.78%) WebLogic Portal
11 2 (0.78%) WildFly
12 1 (0.39%) Blackberry Enterprise Server
12 1 (0.39%) IBM Notes
12 1 (0.39%) Oracle Service Bus
Applications
1 23 (8.95%) Microsoft Office
2 22 (8.56%) Microsoft Excel
3 7 (2.72%) Spreadsheet
4 4 (1.56%) Microsoft PowerPoint
4 4 (1.56%) Simulink
5 3 (1.17%) Microsoft Project
6 2 (0.78%) Stata
7 1 (0.39%) CATIA
7 1 (0.39%) MS Visio
Business Applications
1 2 (0.78%) IBM Operational Decision Manager
2 1 (0.39%) CA PPM
2 1 (0.39%) ENOVIA
2 1 (0.39%) Hyperion Enterprise
2 1 (0.39%) Hyperion Planning
2 1 (0.39%) Oracle Cash Management
2 1 (0.39%) SAP IS-U
2 1 (0.39%) Workday HCM
Cloud Services
1 44 (17.12%) Office 365
2 38 (14.79%) Microsoft Azure
3 18 (7.00%) Amazon AWS
4 10 (3.89%) Azure Active Directory
5 9 (3.50%) Mimecast
6 8 (3.11%) IaaS
7 7 (2.72%) Serverless
8 6 (2.33%) SaaS
9 5 (1.95%) PaaS
10 3 (1.17%) Amazon EC2
10 3 (1.17%) Amazon S3
10 3 (1.17%) AWS CloudTrail
10 3 (1.17%) AWS Lambda
10 3 (1.17%) Route 53
10 3 (1.17%) Salesforce Service Cloud
10 3 (1.17%) Slack
10 3 (1.17%) Sumo Logic
10 3 (1.17%) Virtual Private Cloud
11 2 (0.78%) OneDrive
11 2 (0.78%) SuccessFactors
Communications & Networking
1 73 (28.40%) Firewall
2 48 (18.68%) DNS
3 38 (14.79%) VPN
4 32 (12.45%) Internet
4 32 (12.45%) LAN
4 32 (12.45%) WAN
5 28 (10.89%) DHCP
5 28 (10.89%) Network Security
5 28 (10.89%) TCP/IP
6 26 (10.12%) Intrusion Detection
7 23 (8.95%) Skype
8 20 (7.78%) Cisco ASA
9 19 (7.39%) SMTP
10 18 (7.00%) Wireless
11 17 (6.61%) BGP
12 16 (6.23%) Cisco ISE
13 14 (5.45%) SSL
14 11 (4.28%) Kerberos
14 11 (4.28%) MPLS
15 10 (3.89%) OSPF
Database & Business Intelligence
1 14 (5.45%) Big Data
2 11 (4.28%) SQL Server
3 8 (3.11%) Power BI
4 7 (2.72%) Hadoop
5 6 (2.33%) Oracle Database
6 5 (1.95%) NoSQL
7 4 (1.56%) Neo4j
7 4 (1.56%) OLAP
7 4 (1.56%) OLTP
8 3 (1.17%) Amazon DynamoDB
8 3 (1.17%) Amazon RDS
8 3 (1.17%) Apache Hive
8 3 (1.17%) BusinessObjects
8 3 (1.17%) Data Lake
8 3 (1.17%) Flink
8 3 (1.17%) Oracle Reports
9 2 (0.78%) Apache Cassandra
9 2 (0.78%) Oracle Database 11g
9 2 (0.78%) Oracle Exadata
9 2 (0.78%) Spotfire
Development Applications
1 17 (6.61%) Git (software)
2 13 (5.06%) Jenkins
3 4 (1.56%) JIRA
3 4 (1.56%) Subversion
4 3 (1.17%) Ant
4 3 (1.17%) Bitbucket
4 3 (1.17%) Mocha
4 3 (1.17%) webpack
5 2 (0.78%) Visual Studio
6 1 (0.39%) Eclipse
6 1 (0.39%) GDB
6 1 (0.39%) GitLab
6 1 (0.39%) JUnit
6 1 (0.39%) LabVIEW
6 1 (0.39%) Mercurial
6 1 (0.39%) Oracle Forms
6 1 (0.39%) Rational DOORS
6 1 (0.39%) SonarQube
6 1 (0.39%) Visual Composer
General
1 42 (16.34%) Finance
2 18 (7.00%) Telecoms
3 11 (4.28%) Legal
3 11 (4.28%) Marketing
4 8 (3.11%) Electronics
5 5 (1.95%) Aerospace
5 5 (1.95%) Banking
5 5 (1.95%) Retail
6 4 (1.56%) Manufacturing
6 4 (1.56%) Publishing
7 3 (1.17%) Investment Banking
8 2 (0.78%) Automotive
8 2 (0.78%) Back Office
8 2 (0.78%) Local Government
9 1 (0.39%) Avionics
9 1 (0.39%) Billing
9 1 (0.39%) Front Office
9 1 (0.39%) Games
9 1 (0.39%) Pharmaceutical
Job Titles
1 52 (20.23%) Analyst
2 36 (14.01%) Developer
3 31 (12.06%) Security Engineer
4 23 (8.95%) Network Engineer
5 21 (8.17%) Architect
6 17 (6.61%) Network Security Engineer
7 16 (6.23%) Consultant
8 15 (5.84%) Service Analyst
8 15 (5.84%) Service Desk Analyst
9 14 (5.45%) Java Developer
9 14 (5.45%) Support Engineer
10 13 (5.06%) Administrator
10 13 (5.06%) Security Analyst
11 9 (3.50%) Apache Spark Developer
12 8 (3.11%) Cybersecurity Analyst
12 8 (3.11%) IT Engineer
13 7 (2.72%) Security Architect
14 6 (2.33%) Cisco Engineer
14 6 (2.33%) Excel Analyst
14 6 (2.33%) IT Support
Libraries, Frameworks & Software Standards
1 20 (7.78%) Web Services
2 13 (5.06%) Spring
3 12 (4.67%) Spark Streaming
4 10 (3.89%) Kafka
4 10 (3.89%) RESTful
4 10 (3.89%) Spring Boot
5 9 (3.50%) RabbitMQ
5 9 (3.50%) Spring Integration
6 6 (2.33%) SAML
7 5 (1.95%) JSP
7 5 (1.95%) Node.js
8 4 (1.56%) CSS
8 4 (1.56%) HTML
8 4 (1.56%) Sass
9 3 (1.17%) 802.1X
9 3 (1.17%) J2EE
9 3 (1.17%) Middleware
9 3 (1.17%) OAuth
9 3 (1.17%) OpenID
9 3 (1.17%) REST
Miscellaneous
1 27 (10.51%) Computer Science
2 23 (8.95%) Management Information System
3 22 (8.56%) Analytical Skills
4 16 (6.23%) Data Centre
4 16 (6.23%) Self-Motivation
5 11 (4.28%) NHS
5 11 (4.28%) PKI
6 10 (3.89%) Replication
7 9 (3.50%) Blackberry
7 9 (3.50%) Greenfield Project
8 6 (2.33%) Algorithms
8 6 (2.33%) User Experience
8 6 (2.33%) Video Conferencing
8 6 (2.33%) Virtual Team
9 5 (1.95%) Cloud Native
9 5 (1.95%) SWIFT
10 4 (1.56%) Device Driver
10 4 (1.56%) Distributed Denial-of-Service
10 4 (1.56%) Linux Command Line
11 3 (1.17%) Client/Server
Operating Systems
1 54 (21.01%) Windows
2 38 (14.79%) Linux
3 30 (11.67%) Windows Server
4 14 (5.45%) Windows 10
5 12 (4.67%) Unix
6 11 (4.28%) Android
6 11 (4.28%) Windows 7
7 10 (3.89%) Apple iOS
8 9 (3.50%) Windows Server 2008
9 8 (3.11%) Windows 8
10 7 (2.72%) Windows Server 2012
11 4 (1.56%) AIX
11 4 (1.56%) Solaris
11 4 (1.56%) SUSE
12 3 (1.17%) CentOS
12 3 (1.17%) Windows Server 2003
13 1 (0.39%) Mac OS
13 1 (0.39%) Mac OS X
13 1 (0.39%) Windows Vista
Processes & Methodologies
1 56 (21.79%) Web Filtering
2 40 (15.56%) Email Filtering
3 38 (14.79%) ITIL
4 36 (14.01%) Problem-Solving
5 33 (12.84%) Information Security
6 28 (10.89%) Agile Software Development
7 20 (7.78%) Migration
8 19 (7.39%) Analytics
9 18 (7.00%) Cybersecurity
9 18 (7.00%) Data Modelling
10 17 (6.61%) Network Monitoring
11 16 (6.23%) Decision-Making
12 15 (5.84%) Patch Management
13 14 (5.45%) Microservices
13 14 (5.45%) Penetration Testing
14 13 (5.06%) Project Management
14 13 (5.06%) Security Operations
14 13 (5.06%) Visualisation
15 12 (4.67%) Service Management
15 12 (4.67%) SIEM
Programming Languages
1 40 (15.56%) SQL
2 31 (12.06%) PowerShell
3 17 (6.61%) Java
4 7 (2.72%) C
5 6 (2.33%) JavaScript
5 6 (2.33%) MATLAB
6 5 (1.95%) PL/SQL
6 5 (1.95%) Python
7 4 (1.56%) C++
7 4 (1.56%) VBA
8 3 (1.17%) Bash Shell
8 3 (1.17%) TypeScript
9 2 (0.78%) Embedded C++
10 1 (0.39%) Assembly Language
10 1 (0.39%) C#
10 1 (0.39%) Fortran
10 1 (0.39%) Perl
10 1 (0.39%) PHP
10 1 (0.39%) T-SQL
10 1 (0.39%) VBScript
Qualifications
1 37 (14.40%) Degree
2 28 (10.89%) Security Cleared
3 20 (7.78%) SC Cleared
4 18 (7.00%) Cisco Certification
5 17 (6.61%) Computer Science Degree
6 14 (5.45%) CCNP
7 13 (5.06%) CISSP
8 10 (3.89%) CISA
9 9 (3.50%) CEH
9 9 (3.50%) GIAC
10 8 (3.11%) CompTIA Security+
11 6 (2.33%) DV Cleared
12 5 (1.95%) CCNA
12 5 (1.95%) Microsoft Certification
13 3 (1.17%) CCIE
13 3 (1.17%) CISM
13 3 (1.17%) ITIL Certification
13 3 (1.17%) JNCIS
13 3 (1.17%) MCSA
13 3 (1.17%) MCSE
Quality Assurance & Compliance
1 12 (4.67%) SLA
2 9 (3.50%) PMO
3 8 (3.11%) ISO/IEC 27001
4 5 (1.95%) HIPAA
4 5 (1.95%) Sarbanes-Oxley
5 4 (1.56%) DO-254
5 4 (1.56%) FedRAMP
5 4 (1.56%) GDPR
5 4 (1.56%) QA
6 3 (1.17%) PCI DSS
7 2 (0.78%) IEC 61508
8 1 (0.39%) Data Quality
8 1 (0.39%) FATCA
8 1 (0.39%) GPG13
8 1 (0.39%) ISO 20022
8 1 (0.39%) ISO 26262
8 1 (0.39%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
8 1 (0.39%) PSD2
8 1 (0.39%) SEPA
8 1 (0.39%) TARGET2
System Software
1 51 (19.84%) Active Directory
2 13 (5.06%) VMware Infrastructure
3 9 (3.50%) Apache ZooKeeper
4 7 (2.72%) Hyper-V
5 4 (1.56%) VMware ESXi
6 3 (1.17%) BitLocker
6 3 (1.17%) IAG
6 3 (1.17%) NFS
6 3 (1.17%) Terminal Services
6 3 (1.17%) VirtualBox
7 2 (0.78%) Virtual Servers
7 2 (0.78%) vSphere
7 2 (0.78%) XenApp
8 1 (0.39%) DFS Replication
8 1 (0.39%) Docker
8 1 (0.39%) XenDesktop
Systems Management
1 11 (4.28%) SCCM
2 10 (3.89%) Network Intrusion Detection System
3 9 (3.50%) Hadoop YARN
3 9 (3.50%) Host Intrusion Detection System
4 8 (3.11%) Single Sign-On
5 5 (1.95%) HP ALM
5 5 (1.95%) Nagios
5 5 (1.95%) SCOM
6 4 (1.56%) CASB
6 4 (1.56%) Forefront Identity Manager
6 4 (1.56%) Microsoft Intune
6 4 (1.56%) MIMEsweeper
6 4 (1.56%) WSUS
7 3 (1.17%) ArcSight ESM
7 3 (1.17%) Norton AntiVirus
8 2 (0.78%) Cisco Prime
8 2 (0.78%) Control-M
8 2 (0.78%) CSIRT
8 2 (0.78%) EMC NetWorker
9 1 (0.39%) RSA Archer
Vendors
1 59 (22.96%) Microsoft
2 48 (18.68%) Cisco
3 16 (6.23%) CheckPoint
3 16 (6.23%) Palo Alto
3 16 (6.23%) VMware
4 15 (5.84%) Oracle
5 14 (5.45%) SolarWinds
6 12 (4.67%) HP
7 11 (4.28%) Juniper
8 10 (3.89%) Hortonworks
9 8 (3.11%) NetApp
9 8 (3.11%) Proofpoint
9 8 (3.11%) SAP
10 7 (2.72%) Clearswift
10 7 (2.72%) EMC
10 7 (2.72%) F5
11 5 (1.95%) Apple
11 5 (1.95%) Citrix
11 5 (1.95%) Forcepoint
11 5 (1.95%) Salesforce.com