The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for High Availability skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited High Availability over the 3 months to 28 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.

High Availability
London / City of London
3 months to
28 Jun 2017
Same period 2016 Same period 2015
Rank 119 115 134
Rank change year-on-year -4 +19  
Contract jobs citing High Availability 47 50 71
As % of all contract IT jobs advertised in the City of London 1.44% 1.49% 1.24%
As % of the Processes & Methodologies category 1.63% 1.73% 1.52%
Number of daily rates quoted 36 49 61
Median daily rate £519 £475 £450
Median daily rate % change year-on-year +9.21% +5.55%  
90% offered a daily rate of more than £375 £263 £263
10% offered a daily rate of more than £688 £597 £638
UK excluding London median daily rate £390 £400 £390
% change year-on-year -2.50% +2.56%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate £24.95 £28.00 £19.50
% change year-on-year -10.89% +43.58%  

High Availability 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 the City of London with a requirement for process and methodology skills.

Contract Process & Methodology Skills
City of London
Contract job vacancies with a requirement for process and methodology skills 2879 2886 4657
As % of all contract IT job vacancies advertised in the City of London 88.23% 85.71% 81.12%
Number of daily rates quoted 8879 9203 12866
Median daily rate £500 £475 £465
Median daily rate % change year-on-year +5.26% +2.15%  
90% offered a daily rate of more than £340 £319 £313
10% offered a daily rate of more than £675 £656 £650
UK excluding London median daily rate £415 £400 £380
% change year-on-year +3.75% +5.26%  
Number of hourly rates quoted 55 90 126
Median hourly rate £20.00 £19.00 £24.50
Median hourly rate % change year-on-year +5.26% -22.44%  
90% offered a hourly rate of more than £14.00 £11.25 £14.71
10% offered a hourly rate of more than £43.00 £34.53 £55.75
UK excluding London median hourly rate £34.00 £28.50 £30.00
% change year-on-year +19.29% -5.00%  

High Availability
Job Vacancy Trend in the City of London

Job postings citing High Availability as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for High Availability in the City of London

High Availability
Contractor Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing High Availability in the City of London.

Contractor daily rate trend for High Availability in the City of London

High Availability
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing High Availability in the City of London over the 3 months to 28 June 2017.

Contractor daily rate histogram for High Availability in the City of London

High Availability
Contractor Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing High Availability in the City of London.

Contractor hourly rate trend for High Availability in the City of London

For the 6 months to 28 June 2017, IT contractor jobs citing High Availability 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 City of London region with a requirement for High Availability.

1 32 (31.68%) Agile Software Development
2 31 (30.69%) Finance
3 30 (29.70%) Low Latency
4 28 (27.72%) Linux
5 27 (26.73%) Unix
5 27 (26.73%) Java
5 27 (26.73%) SQL Server
6 25 (24.75%) Windows
6 25 (24.75%) Amazon AWS
6 25 (24.75%) Open Source
7 22 (21.78%) TDD
8 21 (20.79%) AngularJS
8 21 (20.79%) Microservices
9 20 (19.80%) DevOps
9 20 (19.80%) RESTful
9 20 (19.80%) Web Services
10 19 (18.81%) HTML
11 18 (17.82%) SQL
12 17 (16.83%) .NET
12 17 (16.83%) CSS
12 17 (16.83%) VMware
13 16 (15.84%) Oracle
13 16 (15.84%) JavaScript
14 15 (14.85%) Python
14 15 (14.85%) Microsoft
14 15 (14.85%) MVC
14 15 (14.85%) Windows Server
15 14 (13.86%) Analytical Skills
15 14 (13.86%) Microsoft Azure
15 14 (13.86%) Multithreading

High Availability
Co-occurring IT Skills in the City of 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 7 (6.93%) Apache
2 5 (4.95%) Apache Spark
3 3 (2.97%) IIS
3 3 (2.97%) Oracle SOA Suite
3 3 (2.97%) Oracle Workflow
3 3 (2.97%) WebSphere
4 2 (1.98%) CMS
5 1 (0.99%) Cloud Foundry
5 1 (0.99%) Confluence
5 1 (0.99%) Exchange Server 2013
5 1 (0.99%) Oracle HTTP Server
5 1 (0.99%) SharePoint
5 1 (0.99%) SharePoint 2013
5 1 (0.99%) WebLogic
Applications
1 1 (0.99%) Microsoft Office
Business Applications
1 2 (1.98%) SAP Oil and Gas
2 1 (0.99%) Oracle EBS
2 1 (0.99%) Oracle Retail
2 1 (0.99%) Remedy ITSM
2 1 (0.99%) RMDS
Cloud Services
1 25 (24.75%) Amazon AWS
2 14 (13.86%) Microsoft Azure
3 5 (4.95%) Cloud Computing
4 3 (2.97%) AWS CloudFormation
4 3 (2.97%) Bluemix
4 3 (2.97%) IBM Cloud
4 3 (2.97%) Office 365
5 2 (1.98%) PaaS
5 2 (1.98%) SaaS
6 1 (0.99%) Amazon EC2
6 1 (0.99%) Amazon ELB
6 1 (0.99%) Amazon S3
6 1 (0.99%) Heroku
6 1 (0.99%) Route 53
6 1 (0.99%) Virtual Private Cloud
Communications & Networking
1 12 (11.88%) Internet
2 9 (8.91%) DNS
3 7 (6.93%) Firewall
3 7 (6.93%) WAN
4 6 (5.94%) LAN
5 5 (4.95%) DHCP
5 5 (4.95%) SAN
5 5 (4.95%) TCP/IP
6 4 (3.96%) Cisco ASA
6 4 (3.96%) HTTP
6 4 (3.96%) MPLS
6 4 (3.96%) SNMP
7 3 (2.97%) BGP
7 3 (2.97%) Cisco Nexus
7 3 (2.97%) Ethernet
7 3 (2.97%) HSRP
7 3 (2.97%) LDAP
8 2 (1.98%) ADSL
8 2 (1.98%) FTP
8 2 (1.98%) ISDN
Database & Business Intelligence
1 27 (26.73%) SQL Server
2 14 (13.86%) NoSQL
3 9 (8.91%) Big Data
3 9 (8.91%) Hadoop
4 6 (5.94%) MongoDB
5 4 (3.96%) Oracle Database
5 4 (3.96%) RDBMS
5 4 (3.96%) Relational Database
5 4 (3.96%) SQL Server 2008
6 2 (1.98%) DB2
6 2 (1.98%) InterSystems Cache
6 2 (1.98%) Oracle Database 11g
6 2 (1.98%) Oracle Database 12c
6 2 (1.98%) Oracle Exadata
6 2 (1.98%) PostgreSQL
6 2 (1.98%) QlikView
6 2 (1.98%) SQL Server 2012
6 2 (1.98%) SQL Server Integration Services
7 1 (0.99%) Oracle ODI
7 1 (0.99%) Redis
Development Applications
1 11 (10.89%) Git (software)
2 6 (5.94%) Jenkins
2 6 (5.94%) TeamCity
3 5 (4.95%) Subversion
4 4 (3.96%) Team Foundation Server
5 3 (2.97%) Ant
5 3 (2.97%) Gradle
5 3 (2.97%) Maven
5 3 (2.97%) Vagrant
6 2 (1.98%) Bundler
6 2 (1.98%) gulp
6 2 (1.98%) JIRA
7 1 (0.99%) Cucumber
7 1 (0.99%) git-flow
7 1 (0.99%) JUnit
General
1 31 (30.69%) Finance
2 11 (10.89%) Banking
3 6 (5.94%) Financial Institution
4 4 (3.96%) Retail
5 3 (2.97%) Investment Banking
5 3 (2.97%) Telecoms
6 2 (1.98%) Electronics
6 2 (1.98%) Front Office
6 2 (1.98%) Legal
6 2 (1.98%) Manufacturing
6 2 (1.98%) Marketing
7 1 (0.99%) Corporate Banking
7 1 (0.99%) French Language
7 1 (0.99%) Games
7 1 (0.99%) Law
7 1 (0.99%) Multimedia
Job Titles
1 30 (29.70%) Developer
2 10 (9.90%) AWS Engineer
3 9 (8.91%) Front End Developer (Client-Side Developer)
3 9 (8.91%) Full Stack Developer
3 9 (8.91%) JavaScript Developer
4 8 (7.92%) Azure Engineer
4 8 (7.92%) Software Engineer
5 7 (6.93%) Architect
5 7 (6.93%) C++ Software Engineer
5 7 (6.93%) DevOps Engineer
5 7 (6.93%) Java Developer
6 6 (5.94%) Java Engineer
6 6 (5.94%) Linux Engineer
7 5 (4.95%) Data Engineer
7 5 (4.95%) Infrastructure Engineer
7 5 (4.95%) Network Engineer
7 5 (4.95%) Node.js Developer
8 4 (3.96%) Angular Developer
8 4 (3.96%) Senior Data Engineer
8 4 (3.96%) Solutions Architect
Libraries, Frameworks & Software Standards
1 21 (20.79%) AngularJS
2 20 (19.80%) RESTful
2 20 (19.80%) Web Services
3 19 (18.81%) HTML
4 17 (16.83%) .NET
4 17 (16.83%) CSS
5 13 (12.87%) React
6 12 (11.88%) ASP.NET
6 12 (11.88%) ASP.NET MVC
7 10 (9.90%) HTML5
8 9 (8.91%) ASP.NET Web API
9 8 (7.92%) CSS3
10 6 (5.94%) Node.js
10 6 (5.94%) REST
11 5 (4.95%) Redux
11 5 (4.95%) Spring
12 4 (3.96%) JSON
12 4 (3.96%) Middleware
12 4 (3.96%) XML
13 3 (2.97%) Servlets
Miscellaneous
1 14 (13.86%) Analytical Skills
2 13 (12.87%) Data Centre
3 10 (9.90%) Algorithms
4 9 (8.91%) Data Structures
4 9 (8.91%) Fintech
4 9 (8.91%) Public Cloud
4 9 (8.91%) RIA
5 7 (6.93%) NHS
6 6 (5.94%) Clustering
6 6 (5.94%) User Experience
7 4 (3.96%) Management Information System
7 4 (3.96%) Replication
8 3 (2.97%) Equities
8 3 (2.97%) Foreign Exchange (FX)
8 3 (2.97%) Mainframe
9 2 (1.98%) BYOD
9 2 (1.98%) Enterprise Software
9 2 (1.98%) Fixed Income
9 2 (1.98%) Hedge funds
10 1 (0.99%) Enterprise Storage
Operating Systems
1 28 (27.72%) Linux
2 27 (26.73%) Unix
3 25 (24.75%) Windows
4 15 (14.85%) Windows Server
5 7 (6.93%) Red Hat Enterprise Linux
6 6 (5.94%) CentOS
7 5 (4.95%) Windows Server 2008
8 3 (2.97%) AIX
8 3 (2.97%) Oracle Linux
8 3 (2.97%) Solaris
8 3 (2.97%) Windows Server 2003
9 2 (1.98%) Ubuntu
9 2 (1.98%) Windows 10
9 2 (1.98%) Windows 7
9 2 (1.98%) Windows 8
9 2 (1.98%) Windows Server 2012
9 2 (1.98%) Windows XP
10 1 (0.99%) Apple iOS
Processes & Methodologies
1 32 (31.68%) Agile Software Development
2 30 (29.70%) Low Latency
3 25 (24.75%) Open Source
4 22 (21.78%) TDD
5 21 (20.79%) Microservices
6 20 (19.80%) DevOps
7 15 (14.85%) MVC
8 14 (13.86%) E-Commerce
8 14 (13.86%) Multithreading
9 13 (12.87%) Continuous Integration
9 13 (12.87%) Scrum
10 11 (10.89%) BDD
10 11 (10.89%) Front End Development
10 11 (10.89%) Software Engineering
11 10 (9.90%) OO
11 10 (9.90%) Service Delivery
12 9 (8.91%) Business Intelligence
12 9 (8.91%) Cross-Browser Compatibility
12 9 (8.91%) Unit Testing
12 9 (8.91%) Web Development
Programming Languages
1 27 (26.73%) Java
2 18 (17.82%) SQL
3 16 (15.84%) JavaScript
4 15 (14.85%) Python
5 14 (13.86%) C#
5 14 (13.86%) C++
6 8 (7.92%) PowerShell
7 6 (5.94%) Bash Shell
7 6 (5.94%) Perl
8 5 (4.95%) PL/SQL
8 5 (4.95%) Ruby
9 4 (3.96%) ES6
9 4 (3.96%) Shell Script
10 3 (2.97%) Go
11 1 (0.99%) Apple Swift
11 1 (0.99%) C
11 1 (0.99%) Groovy
11 1 (0.99%) Objective-C
11 1 (0.99%) T-SQL
Qualifications
1 3 (2.97%) Degree
1 3 (2.97%) Microsoft Certification
2 2 (1.98%) MCSE
2 2 (1.98%) Security Cleared
2 2 (1.98%) VMware Certified Professional (VCP)
3 1 (0.99%) CCNP
3 1 (0.99%) Cisco Certification
3 1 (0.99%) Computer Science Degree
3 1 (0.99%) MCSA
3 1 (0.99%) PRINCE2 Certification
3 1 (0.99%) SC Cleared
Quality Assurance & Compliance
1 5 (4.95%) PCI DSS
1 5 (4.95%) QA
2 2 (1.98%) SLA
3 1 (0.99%) Data Quality
3 1 (0.99%) ISAE 3402
3 1 (0.99%) MiFID
System Software
1 14 (13.86%) Active Directory
2 12 (11.88%) VMware Infrastructure
3 8 (7.92%) Docker
4 6 (5.94%) Oracle RAC
5 4 (3.96%) Hyper-V
6 2 (1.98%) Microsoft App-V
6 2 (1.98%) VMware ESXi
6 2 (1.98%) XenDesktop
6 2 (1.98%) XenServer
7 1 (0.99%) GFS2
7 1 (0.99%) GlusterFS
7 1 (0.99%) OCFS2
7 1 (0.99%) Virtual Servers
7 1 (0.99%) vSphere
7 1 (0.99%) XenApp
Systems Management
1 8 (7.92%) Ansible
2 5 (4.95%) SCCM
3 4 (3.96%) Puppet
4 3 (2.97%) Data Guard
4 3 (2.97%) Failover Clustering
4 3 (2.97%) Kubernetes
4 3 (2.97%) NetBackup
5 2 (1.98%) Backup Exec
5 2 (1.98%) Enterprise Manager Cloud Control
5 2 (1.98%) Marathon
5 2 (1.98%) Mesos
5 2 (1.98%) Norton AntiVirus
5 2 (1.98%) Oracle RMAN
5 2 (1.98%) Symantec Endpoint Protection
5 2 (1.98%) Terraform
6 1 (0.99%) CFEngine
6 1 (0.99%) Cisco CUCM
6 1 (0.99%) Nagios
6 1 (0.99%) Oracle EDQ
6 1 (0.99%) SCOM
Vendors
1 17 (16.83%) VMware
2 16 (15.84%) Oracle
3 15 (14.85%) Microsoft
4 12 (11.88%) Citrix
5 8 (7.92%) Cisco
5 8 (7.92%) HP
6 7 (6.93%) IBM
7 6 (5.94%) WorldPay
8 5 (4.95%) Red Hat
8 5 (4.95%) Reuters
9 4 (3.96%) Cloudera
9 4 (3.96%) F5
10 3 (2.97%) Bloomberg
10 3 (2.97%) Dell
10 3 (2.97%) Hortonworks
11 2 (1.98%) OpenText
11 2 (1.98%) Remedy
11 2 (1.98%) SAP
11 2 (1.98%) Sybase
11 2 (1.98%) Symantec
City, London
ComputAppoint
Rate: £500 - £580 per day
Posted: 3 hours ago
City, London
TEKsystems
Rate: £400 - £500 per day
Posted: 6 hours ago
City, London
EPAM Systems
Rate: From £450 to £451 per day
Posted: 22 days ago