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 27 March 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
27 Mar 2017
Same period 2016 Same period 2015
Rank 104 112 116
Rank change year-on-year +8 +4  
Contract jobs citing High Availability 51 46 78
As % of all contract IT jobs advertised in the City of London 1.69% 1.38% 1.51%
As % of the Processes & Methodologies category 1.98% 1.58% 1.83%
Number of daily rates quoted 36 35 59
Median daily rate £488 £475 £435
Median daily rate % change year-on-year +2.63% +9.19%  
90% offered a daily rate of more than £385 £347 £312
10% offered a daily rate of more than £663 £625 £610
UK excluding London median daily rate £400 £390 £400
% change year-on-year +2.56% -2.50%  
Number of hourly rates quoted 0 0 3
Median hourly rate - - £20.45
UK excluding London median hourly rate £29.92 £47.50 £37.50
% change year-on-year -37.01% +26.66%  

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 2579 2920 4265
As % of all contract IT job vacancies advertised in the City of London 85.54% 87.79% 82.46%
Number of daily rates quoted 2032 2333 3294
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 £340 £325 £320
10% offered a daily rate of more than £625 £625 £625
UK excluding London median daily rate £410 £400 £396
% change year-on-year +2.50% +1.01%  
Number of hourly rates quoted 22 27 36
Median hourly rate £16.00 £20.89 £20.45
Median hourly rate % change year-on-year -23.40% +2.17%  
90% offered a hourly rate of more than £13.50 £14.20 £12.50
10% offered a hourly rate of more than £28.35 £47.50 £92.50
UK excluding London median hourly rate £36.25 £38.50 £30.20
% change year-on-year -5.84% +27.48%  

High Availability
Job Vacancy Trend in the City of London

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

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 27 March 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 hourly rates quoted in IT contractor jobs citing High Availability in the City of London.

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

High Availability
Top 30 Co-occurring IT Skills in the City of London

For the 6 months to 27 March 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 65 (43.62%) DevOps
2 61 (40.94%) Finance
3 58 (38.93%) Amazon AWS
4 53 (35.57%) Python
5 39 (26.17%) Java
6 38 (25.50%) Linux
7 37 (24.83%) Agile Software Development
8 36 (24.16%) Continuous Integration
9 30 (20.13%) Low Latency
10 29 (19.46%) TDD
10 29 (19.46%) Unix
11 28 (18.79%) SQL Server
11 28 (18.79%) Migration
11 28 (18.79%) Open Source
12 27 (18.12%) Ansible
13 26 (17.45%) Puppet
13 26 (17.45%) Microsoft Azure
13 26 (17.45%) Disaster Recovery
14 25 (16.78%) Windows
15 23 (15.44%) Web Services
16 22 (14.77%) Microservices
16 22 (14.77%) AWS CloudFormation
16 22 (14.77%) Public Cloud
17 21 (14.09%) Financial Institution
18 20 (13.42%) SQL
18 20 (13.42%) JavaScript
18 20 (13.42%) VMware
18 20 (13.42%) Banking
19 19 (12.75%) Data Migration
19 19 (12.75%) PCI DSS

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 5 (3.36%) Apache
2 4 (2.68%) Confluence
2 4 (2.68%) IIS
3 3 (2.01%) CMS
3 3 (2.01%) SharePoint
4 2 (1.34%) Apache Spark
4 2 (1.34%) Cloud Foundry
5 1 (0.67%) Apache Pig
5 1 (0.67%) Exchange Server 2007
5 1 (0.67%) Exchange Server 2010
5 1 (0.67%) GlassFish
5 1 (0.67%) MS Exchange
5 1 (0.67%) Oracle HTTP Server
5 1 (0.67%) Oracle Workflow
5 1 (0.67%) SharePoint 2013
5 1 (0.67%) WebSphere
Applications
1 6 (4.03%) MS Excel
2 1 (0.67%) MS Project
Business Applications
1 4 (2.68%) SAP Oil and Gas
2 1 (0.67%) Remedy ITSM
Cloud Services
1 58 (38.93%) Amazon AWS
2 26 (17.45%) Microsoft Azure
3 22 (14.77%) AWS CloudFormation
4 7 (4.70%) Amazon EC2
4 7 (4.70%) Virtual Private Cloud
5 4 (2.68%) PaaS
5 4 (2.68%) SaaS
6 3 (2.01%) IaaS
7 2 (1.34%) Cloud Computing
7 2 (1.34%) Datadog
7 2 (1.34%) Office 365
8 1 (0.67%) Azure Active Directory
8 1 (0.67%) Heroku
8 1 (0.67%) Slack
Communications & Networking
1 14 (9.40%) HTTP
2 13 (8.72%) Internet
3 10 (6.71%) Firewall
4 8 (5.37%) DNS
5 6 (4.03%) BGP
5 6 (4.03%) EIGRP
5 6 (4.03%) MQTT
5 6 (4.03%) OSPF
5 6 (4.03%) RTSP
5 6 (4.03%) SAN
5 6 (4.03%) WAN
6 4 (2.68%) Cisco ASA
6 4 (2.68%) Cisco IOS
6 4 (2.68%) HSRP
6 4 (2.68%) IGMP
6 4 (2.68%) MPLS
6 4 (2.68%) SNMP
6 4 (2.68%) VPN
6 4 (2.68%) Wi-Fi
7 3 (2.01%) DHCP
Database & Business Intelligence
1 28 (18.79%) SQL Server
2 10 (6.71%) MongoDB
3 7 (4.70%) Amazon RDS
3 7 (4.70%) Big Data
3 7 (4.70%) NoSQL
4 6 (4.03%) Hadoop
5 5 (3.36%) Oracle Database
5 5 (3.36%) PostgreSQL
5 5 (3.36%) SQL Server 2008
6 4 (2.68%) SQL Server 2012
6 4 (2.68%) SQL Server Integration Services
7 3 (2.01%) SQL Server 2014
7 3 (2.01%) SQL Server Reporting Services
8 2 (1.34%) Oracle Database 11g
8 2 (1.34%) Oracle Database 12c
8 2 (1.34%) Oracle Exadata
8 2 (1.34%) Redis
8 2 (1.34%) Relational Database
8 2 (1.34%) SQL Server 2016
9 1 (0.67%) Apache Hive
Development Applications
1 18 (12.08%) Jenkins
2 7 (4.70%) Git (software)
3 4 (2.68%) JIRA
3 4 (2.68%) Team Foundation Server
4 3 (2.01%) Subversion
5 2 (1.34%) Bazaar
5 2 (1.34%) Mercurial
5 2 (1.34%) Octopus Deploy
5 2 (1.34%) TeamCity
5 2 (1.34%) Zephyr
6 1 (0.67%) Ant
6 1 (0.67%) Atlassian Bamboo
6 1 (0.67%) Cucumber
6 1 (0.67%) Eclipse
6 1 (0.67%) Gradle
6 1 (0.67%) Hudson
6 1 (0.67%) JUnit
General
1 61 (40.94%) Finance
2 21 (14.09%) Financial Institution
3 20 (13.42%) Banking
4 8 (5.37%) Investment Banking
5 6 (4.03%) Retail
6 4 (2.68%) Electronics
6 4 (2.68%) Manufacturing
6 4 (2.68%) Marketing
6 4 (2.68%) Telecoms
7 3 (2.01%) Front Office
8 1 (0.67%) Billing
8 1 (0.67%) Games
8 1 (0.67%) Law
8 1 (0.67%) Legal
8 1 (0.67%) Publishing
Job Titles
1 40 (26.85%) Developer
2 33 (22.15%) DevOps Engineer
3 24 (16.11%) AWS DevOps
3 24 (16.11%) AWS Engineer
4 15 (10.07%) Linux/Unix DevOps
5 14 (9.40%) Java Developer
6 13 (8.72%) Linux Engineer
7 11 (7.38%) Architect
7 11 (7.38%) Linux DevOps Engineer
8 10 (6.71%) JavaScript Developer
9 9 (6.04%) Network Engineer
10 8 (5.37%) C++ Developer
10 8 (5.37%) Full Stack Developer
11 7 (4.70%) Analyst
11 7 (4.70%) DBA
11 7 (4.70%) Front End Developer (Client-Side Developer)
11 7 (4.70%) Infrastructure Engineer
11 7 (4.70%) Senior Developer
11 7 (4.70%) Unix Developer
12 6 (4.03%) Business Analyst
Libraries, Frameworks & Software Standards
1 23 (15.44%) Web Services
2 19 (12.75%) RESTful
3 18 (12.08%) HTML
4 17 (11.41%) .NET
5 16 (10.74%) CSS
6 15 (10.07%) AngularJS
7 10 (6.71%) ASP.NET
7 10 (6.71%) React
8 9 (6.04%) JSON
8 9 (6.04%) Protocol Buffers
9 8 (5.37%) ASP.NET MVC
9 8 (5.37%) Boost C++ Libraries
9 8 (5.37%) Kafka
9 8 (5.37%) STL
10 7 (4.70%) Node.js
11 6 (4.03%) ASP.NET Web API
12 5 (3.36%) Redux
13 4 (2.68%) jQuery
13 4 (2.68%) Middleware
13 4 (2.68%) SignalR
Miscellaneous
1 22 (14.77%) Public Cloud
2 16 (10.74%) Data Centre
3 15 (10.07%) Foreign Exchange (FX)
4 12 (8.05%) Algorithms
5 11 (7.38%) Analytical Skills
6 10 (6.71%) RIA
7 9 (6.04%) Clustering
8 7 (4.70%) Replication
9 6 (4.03%) User Experience
9 6 (4.03%) Video on Demand
10 4 (2.68%) Data Structures
11 3 (2.01%) Equities
11 3 (2.01%) Fintech
11 3 (2.01%) NHS
12 2 (1.34%) BYOD
12 2 (1.34%) Enterprise Software
12 2 (1.34%) Fixed Income
12 2 (1.34%) Hedge funds
12 2 (1.34%) Management Information System
12 2 (1.34%) N-Tier
Operating Systems
1 38 (25.50%) Linux
2 29 (19.46%) Unix
3 25 (16.78%) Windows
4 11 (7.38%) Windows Server
5 7 (4.70%) Red Hat Enterprise Linux
6 5 (3.36%) CentOS
6 5 (3.36%) Windows Server 2008
7 4 (2.68%) Windows Server 2003
8 3 (2.01%) AIX
8 3 (2.01%) Oracle Linux
8 3 (2.01%) Solaris
9 2 (1.34%) Ubuntu
9 2 (1.34%) Windows 10
9 2 (1.34%) Windows 7
9 2 (1.34%) Windows 8
9 2 (1.34%) Windows XP
Processes & Methodologies
1 65 (43.62%) DevOps
2 37 (24.83%) Agile Software Development
3 36 (24.16%) Continuous Integration
4 30 (20.13%) Low Latency
5 29 (19.46%) TDD
6 28 (18.79%) Migration
6 28 (18.79%) Open Source
7 26 (17.45%) Disaster Recovery
8 22 (14.77%) Microservices
9 19 (12.75%) Data Migration
10 18 (12.08%) Configuration Management
11 17 (11.41%) BDD
11 17 (11.41%) Continuous Deployment
12 14 (9.40%) E-Commerce
12 14 (9.40%) Risk Management
12 14 (9.40%) Scrum
13 12 (8.05%) Multithreading
13 12 (8.05%) Software Engineering
14 11 (7.38%) Pair Programming
14 11 (7.38%) Web Development
Programming Languages
1 53 (35.57%) Python
2 39 (26.17%) Java
3 20 (13.42%) JavaScript
3 20 (13.42%) SQL
4 15 (10.07%) Ruby
5 12 (8.05%) C
5 12 (8.05%) C#
6 11 (7.38%) C++
7 10 (6.71%) Bash Shell
8 7 (4.70%) PowerShell
9 5 (3.36%) ES6
9 5 (3.36%) Perl
9 5 (3.36%) T-SQL
10 4 (2.68%) Go
10 4 (2.68%) PL/SQL
10 4 (2.68%) Shell Script
11 1 (0.67%) PHP
11 1 (0.67%) Scala
11 1 (0.67%) VB
11 1 (0.67%) VB.NET
Qualifications
1 8 (5.37%) Degree
2 4 (2.68%) CCNP
2 4 (2.68%) Cisco Certification
2 4 (2.68%) Security Cleared
3 2 (1.34%) DV Cleared
3 2 (1.34%) MCSE
3 2 (1.34%) Microsoft Certification
3 2 (1.34%) SC Cleared
3 2 (1.34%) VMware Certified Professional (VCP)
4 1 (0.67%) ITIL Certification
4 1 (0.67%) PRINCE2 Certification
Quality Assurance & Compliance
1 19 (12.75%) PCI DSS
2 5 (3.36%) QA
3 2 (1.34%) Data Quality
4 1 (0.67%) ISAE 3402
4 1 (0.67%) MiFID
4 1 (0.67%) SLA
System Software
1 16 (10.74%) Docker
2 15 (10.07%) VMware Infrastructure
3 14 (9.40%) Active Directory
4 5 (3.36%) Oracle RAC
5 4 (2.68%) Virtual Servers
6 3 (2.01%) Hyper-V
7 2 (1.34%) GFS2
7 2 (1.34%) GlusterFS
7 2 (1.34%) Microsoft App-V
7 2 (1.34%) OCFS2
7 2 (1.34%) VMware ESXi
7 2 (1.34%) XenDesktop
7 2 (1.34%) XenServer
8 1 (0.67%) DFS Replication
8 1 (0.67%) GPFS
8 1 (0.67%) VMware ESX
Systems Management
1 27 (18.12%) Ansible
2 26 (17.45%) Puppet
3 15 (10.07%) Opscode Chef
4 5 (3.36%) SCCM
5 4 (2.68%) Data Guard
5 4 (2.68%) Failover Clustering
5 4 (2.68%) NetBackup
5 4 (2.68%) Oracle RMAN
6 3 (2.01%) Salt
6 3 (2.01%) Terraform
7 2 (1.34%) Backup Exec
7 2 (1.34%) CFEngine
7 2 (1.34%) Enterprise Manager Cloud Control
7 2 (1.34%) HP Data Protector
7 2 (1.34%) Kubernetes
7 2 (1.34%) Mesos
7 2 (1.34%) Microsoft Clustering
7 2 (1.34%) Norton AntiVirus
7 2 (1.34%) SELinux
7 2 (1.34%) Symantec Endpoint Protection
Vendors
1 20 (13.42%) VMware
2 15 (10.07%) Microsoft
2 15 (10.07%) Oracle
3 11 (7.38%) Cisco
4 10 (6.71%) Citrix
4 10 (6.71%) HP
5 7 (4.70%) WorldPay
6 6 (4.03%) CheckPoint
6 6 (4.03%) IBM
6 6 (4.03%) Red Hat
7 5 (3.36%) F5
8 4 (2.68%) Aruba
8 4 (2.68%) Blue Coat
8 4 (2.68%) Meraki
8 4 (2.68%) NetScout
8 4 (2.68%) Reuters
8 4 (2.68%) SAP
9 3 (2.01%) Bloomberg
9 3 (2.01%) OpenText
9 3 (2.01%) RedDot
City, London
Arrows Group
Rate: £500 - £550 per day
Posted: 10 hours ago
City, London
Venturi
Rate: £1 per day
Posted: 15 hours ago
City, London
Computer People
Rate: £550 - £600 per day
Posted: 3 days ago
City, London
E-synergy Solutions
Rate: £450 - £550 per day
Posted: 6 days ago
City, London
Oliver Bernard
Rate: £625 - £700 per day
Posted: 6 days ago
City, London
Salt
Rate: £550.00 - £700.00 per day
Posted: 4 days ago