Period
to 23 October 2017

The following table provides summary statistics for permanent job vacancies with a requirement for High Availability skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited High Availability over the 6 months to 23 October 2017 with a comparison to the same period in the previous 2 years.

High Availability
UK
6 months to
23 Oct 2017
Same period 2016 Same period 2015
Rank 235 208 162
Rank change year-on-year -27 -46 -11
Permanent jobs citing High Availability 2668 3133 4513
As % of all permanent IT jobs advertised in the UK 1.52% 1.65% 2.06%
As % of the Processes & Methodologies category 1.69% 1.85% 2.33%
Number of salaries quoted 2018 2661 3469
UK median annual salary £50,000 £54,000 £50,000
Median salary % change year-on-year -7.41% +8.00% -
10th Percentile £33,750 £33,750 £33,950
90th Percentile £79,050 £80,000 £77,500
UK excluding London median annual salary £45,000 £47,500 £45,000
% change year-on-year -5.26% +5.56% -

High Availability is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies with a requirement for process or methodology skills.

All Process and Methodology Skills
UK
Permanent vacancies with a requirement for process or methodology skills 157899 169213 193846
As % of all permanent IT jobs advertised in the UK 89.95% 89.23% 88.62%
Number of salaries quoted 124329 140773 159410
UK median annual salary £50,000 £49,500 £47,500
Median salary % change year-on-year +1.01% +4.21% +5.56%
10th Percentile £28,750 £28,000 £27,500
90th Percentile £80,000 £78,750 £76,250
UK excluding London median annual salary £43,500 £42,500 £42,500
% change year-on-year +2.35% - +6.25%

High Availability
Job Vacancy Trend

Job postings citing High Availability as a percentage of all IT jobs advertised.

Job vacancy trend for High Availability in the UK

High Availability
Salary Trend

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing High Availability.

Salary trend for High Availability in the UK

High Availability
Salary Histogram

The salary distribution of IT jobs citing High Availability over the 6 months to 23 October 2017.

Salary histogram for High Availability in the UK

High Availability
Top 16 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing High Availability within the UK over the 6 months to 23 October 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
England -25 2516 £52,500 -4.55% 115
UK excluding London -31 1419 £45,000 -5.26% 58
London -5 1196 £62,500 - 61
South East +30 470 £48,750 -2.50% 19
North of England -7 449 £45,000 +5.88% 17
Yorkshire +11 256 £45,000 - 8
North West -18 181 £42,500 - 8
East of England -79 148 £51,500 -6.36% 6
Midlands -79 129 £40,000 -5.88% 9
South West -25 121 £45,000 - 3
Scotland -27 88 £40,000 -20.00% 4
West Midlands -70 68 £38,250 +0.66% 8
East Midlands -29 52 £45,000 - 1
Wales -26 20 £38,500 -9.41%
North East +15 12 £57,500 +51.32% 1
Northern Ireland -16 10 £37,500 +22.95%

For the 6 months to 23 October 2017, IT 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 job ads with a requirement for High Availability.

1 896 (33.58%) Linux
2 827 (31.00%) SQL
2 827 (31.00%) SQL Server
3 719 (26.95%) Agile Software Development
4 651 (24.40%) Windows
5 625 (23.43%) Finance
6 608 (22.79%) Microsoft
7 534 (20.01%) Java
8 499 (18.70%) Amazon AWS
9 487 (18.25%) Python
10 479 (17.95%) DevOps
11 425 (15.93%) VMware
12 405 (15.18%) .NET
12 405 (15.18%) ITIL
13 385 (14.43%) Firewall
13 385 (14.43%) Microsoft Azure
14 383 (14.36%) Unix
15 378 (14.17%) NoSQL
16 376 (14.09%) Active Directory
17 375 (14.06%) JavaScript
18 370 (13.87%) TDD
19 365 (13.68%) Git (software)
20 364 (13.64%) Disaster Recovery
21 363 (13.61%) Oracle
22 356 (13.34%) C#
23 352 (13.19%) Degree
24 330 (12.37%) Perl
25 319 (11.96%) Puppet
26 303 (11.36%) VMware Infrastructure
26 303 (11.36%) Banking

High Availability
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
1 190 (7.12%) Apache
2 169 (6.33%) IIS
3 134 (5.02%) Tomcat
4 98 (3.67%) MS Exchange
5 74 (2.77%) SharePoint
6 72 (2.70%) nginx
7 70 (2.62%) Confluence
8 65 (2.44%) OpenStack
9 55 (2.06%) Exchange Server 2010
10 44 (1.65%) JBoss
11 40 (1.50%) Elasticsearch
12 38 (1.42%) WebLogic
13 35 (1.31%) Skype for Business
14 32 (1.20%) BizTalk Server
15 29 (1.09%) Jetty
16 26 (0.97%) Apache Spark
16 26 (0.97%) WebSphere
17 20 (0.75%) Exchange Server 2013
18 17 (0.64%) Exchange Server 2007
19 13 (0.49%) SharePoint 2010
Applications
1 32 (1.20%) Microsoft Office
2 20 (0.75%) Microsoft Excel
3 15 (0.56%) Microsoft PowerPoint
3 15 (0.56%) MS Visio
4 14 (0.52%) Microsoft Project
5 6 (0.22%) SPSS
6 2 (0.075%) Chatbot
6 2 (0.075%) Photoshop
7 1 (0.037%) S-PLUS
7 1 (0.037%) Spreadsheet
Business Applications
1 16 (0.60%) Dynamics CRM
2 9 (0.34%) Oracle Applications
2 9 (0.34%) Oracle EBS
3 8 (0.30%) Magento
3 8 (0.30%) Oracle Procure-to-Pay
4 7 (0.26%) SAP GRC
4 7 (0.26%) SAP S/4HANA
4 7 (0.26%) Shopify
5 5 (0.19%) Dynamics NAV
5 5 (0.19%) Remedy ITSM
5 5 (0.19%) ResourceLink
5 5 (0.19%) SAP ERP
6 4 (0.15%) Dynamics AX
6 4 (0.15%) Unit4 Business World
7 2 (0.075%) Oracle BPM
7 2 (0.075%) Pegasus Opera
7 2 (0.075%) SAP BPC
7 2 (0.075%) SAP Hybris
8 1 (0.037%) Oracle Assets
8 1 (0.037%) StreamServe
Cloud Services
1 499 (18.70%) Amazon AWS
2 385 (14.43%) Microsoft Azure
3 117 (4.39%) Office 365
4 110 (4.12%) IaaS
5 85 (3.19%) PaaS
6 59 (2.21%) SaaS
7 53 (1.99%) Cloud Computing
8 45 (1.69%) Amazon SQS
9 43 (1.61%) Azure Active Directory
10 39 (1.46%) Google Cloud Platform
11 32 (1.20%) Amazon CloudWatch
12 28 (1.05%) Amazon EC2
12 28 (1.05%) AWS CloudFormation
13 21 (0.79%) GitHub
14 20 (0.75%) Amazon S3
15 16 (0.60%) Virtual Private Cloud
16 15 (0.56%) iPaaS
17 12 (0.45%) IBM Cloud
18 11 (0.41%) Amazon ELB
19 10 (0.37%) OpenShift
Communications & Networking
1 385 (14.43%) Firewall
2 201 (7.53%) DNS
2 201 (7.53%) VPN
2 201 (7.53%) WAN
3 170 (6.37%) TCP/IP
4 158 (5.92%) SAN
5 120 (4.50%) MPLS
6 107 (4.01%) SSL
7 102 (3.82%) Internet
8 96 (3.60%) HTTP
9 94 (3.52%) DHCP
9 94 (3.52%) LAN
10 86 (3.22%) BGP
11 85 (3.19%) VoIP
12 82 (3.07%) VLAN
13 80 (3.00%) OSPF
14 72 (2.70%) NAS
15 68 (2.55%) Network Security
16 66 (2.47%) Cisco ASA
17 56 (2.10%) IPsec
Database & Business Intelligence
1 827 (31.00%) SQL Server
2 378 (14.17%) NoSQL
3 292 (10.94%) SQL Server Integration Services
4 271 (10.16%) MySQL
5 260 (9.75%) SQL Server Reporting Services
6 184 (6.90%) SQL Server 2016
7 172 (6.45%) Relational Database
8 170 (6.37%) SQL Server 2008
9 165 (6.18%) Oracle Database
10 162 (6.07%) MongoDB
10 162 (6.07%) SQL Server 2012
11 150 (5.62%) SQL Server Analysis Services
12 135 (5.06%) SQL Server 2014
13 110 (4.12%) Data Warehouse
14 91 (3.41%) PostgreSQL
15 90 (3.37%) Apache Cassandra
15 90 (3.37%) Hadoop
16 81 (3.04%) SQL Server 2005
17 75 (2.81%) RDBMS
18 74 (2.77%) Big Data
Development Applications
1 365 (13.68%) Git (software)
2 242 (9.07%) Jenkins
3 123 (4.61%) JIRA
4 102 (3.82%) TeamCity
5 86 (3.22%) Team Foundation Server
6 75 (2.81%) Octopus Deploy
7 67 (2.51%) Subversion
7 67 (2.51%) Visual Studio
8 55 (2.06%) Atlassian Bamboo
9 53 (1.99%) Maven
10 48 (1.80%) Selenium
11 47 (1.76%) JUnit
12 41 (1.54%) NUnit
13 33 (1.24%) Visual Studio Team System
14 31 (1.16%) Ant
15 30 (1.12%) Rhino Mocks
16 26 (0.97%) Hudson
17 22 (0.82%) Vagrant
18 18 (0.67%) Bitbucket
18 18 (0.67%) Gradle
General
1 625 (23.43%) Finance
2 303 (11.36%) Banking
3 155 (5.81%) Music Industry
4 115 (4.31%) Telecoms
5 101 (3.79%) Investment Banking
6 94 (3.52%) Games
7 92 (3.45%) Marketing
8 84 (3.15%) Retail Banking
9 73 (2.74%) Retail
10 53 (1.99%) Manufacturing
11 45 (1.69%) Electronics
12 21 (0.79%) Legal
13 19 (0.71%) Advertising
13 19 (0.71%) Front Office
14 18 (0.67%) Financial Institution
15 16 (0.60%) Back Office
15 16 (0.60%) French Language
16 13 (0.49%) Billing
17 10 (0.37%) Dutch Language
17 10 (0.37%) Law
Job Titles
1 640 (23.99%) Developer
2 349 (13.08%) DBA
3 287 (10.76%) Administrator
4 253 (9.48%) Architect
5 245 (9.18%) SQL DBA
6 223 (8.36%) .NET Developer
7 200 (7.50%) DevOps Engineer
8 176 (6.60%) Java Developer
9 149 (5.58%) Senior Developer
10 138 (5.17%) SQL Server DBA
11 136 (5.10%) Infrastructure Engineer
12 131 (4.91%) Analyst
13 129 (4.84%) Software Engineer
14 127 (4.76%) Network Engineer
15 123 (4.61%) Cloud Engineer
16 117 (4.39%) Solutions Architect
17 103 (3.86%) C# Developer
18 100 (3.75%) Consultant
18 100 (3.75%) Systems Administrator
19 94 (3.52%) Linux Engineer
Libraries, Frameworks & Software Standards
1 405 (15.18%) .NET
2 293 (10.98%) RESTful
3 236 (8.85%) Web Services
4 224 (8.40%) AngularJS
4 224 (8.40%) ASP.NET
5 190 (7.12%) ASP.NET MVC
6 188 (7.05%) Node.js
7 175 (6.56%) WCF
8 170 (6.37%) ASP.NET MVC 5
9 163 (6.11%) .NET Framework
10 153 (5.73%) Spring
11 150 (5.62%) ASP.NET Web API
12 148 (5.55%) Twitter Bootstrap
13 140 (5.25%) Entity Framework
13 140 (5.25%) HTML
14 137 (5.13%) XML
15 132 (4.95%) CSS
16 129 (4.84%) KnockoutJS
17 125 (4.69%) Code First Entity Framework
18 96 (3.60%) Java EE
Miscellaneous
1 284 (10.64%) Clustering
2 242 (9.07%) Data Centre
3 236 (8.85%) Computer Science
4 228 (8.55%) Analytical Skills
5 193 (7.23%) Replication
6 135 (5.06%) Enterprise Software
7 114 (4.27%) Algorithms
8 106 (3.97%) Management Information System
9 103 (3.86%) Fintech
10 92 (3.45%) User Experience
11 90 (3.37%) Hybrid Cloud
12 70 (2.62%) Private Cloud
13 67 (2.51%) Public Cloud
14 66 (2.47%) Greenfield Project
15 51 (1.91%) Data Structures
16 29 (1.09%) Client/Server
16 29 (1.09%) Mobile App
17 26 (0.97%) Data Protection Act
18 25 (0.94%) Blog
19 24 (0.90%) Linux Command Line
Operating Systems
1 896 (33.58%) Linux
2 651 (24.40%) Windows
3 383 (14.36%) Unix
4 284 (10.64%) Windows Server
5 165 (6.18%) Red Hat Enterprise Linux
6 137 (5.13%) Windows Server 2012
7 132 (4.95%) CentOS
8 121 (4.54%) Windows Server 2008
9 70 (2.62%) Solaris
10 61 (2.29%) AIX
11 50 (1.87%) Ubuntu
11 50 (1.87%) Windows 10
12 45 (1.69%) Windows Server 2003
13 35 (1.31%) Android
14 32 (1.20%) Debian
15 31 (1.16%) Apple iOS
15 31 (1.16%) Windows 7
16 23 (0.86%) Windows 8
17 20 (0.75%) HPUX
18 16 (0.60%) SUSE
Processes & Methodologies
1 719 (26.95%) Agile Software Development
2 479 (17.95%) DevOps
3 405 (15.18%) ITIL
4 370 (13.87%) TDD
5 364 (13.64%) Disaster Recovery
6 298 (11.17%) Scrum
7 281 (10.53%) Software Engineering
8 268 (10.04%) Continuous Integration
9 262 (9.82%) MVC
10 247 (9.26%) Performance Tuning
11 241 (9.03%) Configuration Management
12 238 (8.92%) BDD
13 225 (8.43%) Low Latency
14 215 (8.06%) Business Intelligence
15 196 (7.35%) E-Commerce
16 194 (7.27%) Migration
17 169 (6.33%) Kanban
17 169 (6.33%) Open Source
18 158 (5.92%) Web Application Development
19 153 (5.73%) Project Management
Programming Languages
1 827 (31.00%) SQL
2 534 (20.01%) Java
3 487 (18.25%) Python
4 375 (14.06%) JavaScript
5 356 (13.34%) C#
6 330 (12.37%) Perl
7 285 (10.68%) PowerShell
8 273 (10.23%) Ruby
9 229 (8.58%) Bash Shell
10 218 (8.17%) T-SQL
11 153 (5.73%) C++
12 148 (5.55%) PHP
13 109 (4.09%) Shell Script
14 101 (3.79%) C
15 60 (2.25%) Go
16 51 (1.91%) PL/SQL
17 50 (1.87%) Scala
18 36 (1.35%) Korn
19 31 (1.16%) VB.NET
20 27 (1.01%) Groovy
Qualifications
1 352 (13.19%) Degree
2 241 (9.03%) Microsoft Certification
3 197 (7.38%) Cisco Certification
4 166 (6.22%) Computer Science Degree
5 123 (4.61%) MCSE
6 119 (4.46%) CCNA
7 118 (4.42%) CCNP
8 83 (3.11%) Master's Degree
9 68 (2.55%) MCITP
10 65 (2.44%) CCIE
11 57 (2.14%) MCSA
12 34 (1.27%) MCP
12 34 (1.27%) Security Cleared
13 32 (1.20%) VMware Certified Professional (VCP)
14 31 (1.16%) ITIL Certification
15 26 (0.97%) MCTS
16 21 (0.79%) CISSP
16 21 (0.79%) GIAC
17 19 (0.71%) DV Cleared
18 18 (0.67%) VERITAS Certified Professional (VCP)
Quality Assurance & Compliance
1 113 (4.24%) QA
1 113 (4.24%) SLA
2 101 (3.79%) PCI DSS
3 47 (1.76%) ISO/IEC 27001
4 39 (1.46%) Data Quality
5 35 (1.31%) SEPA
6 27 (1.01%) GDPR
7 22 (0.82%) ISO 9001
8 14 (0.52%) PMO
9 11 (0.41%) ISO 9000
10 9 (0.34%) HIPAA
11 4 (0.15%) COBIT
11 4 (0.15%) GCP
11 4 (0.15%) ISO 14001
11 4 (0.15%) Sarbanes-Oxley
12 2 (0.075%) Cyber Essentials
12 2 (0.075%) PSD2
13 1 (0.037%) Cyber Essentials PLUS
13 1 (0.037%) HL7
13 1 (0.037%) ISO 8583
System Software
1 376 (14.09%) Active Directory
2 303 (11.36%) VMware Infrastructure
3 275 (10.31%) Docker
4 133 (4.99%) Hyper-V
5 85 (3.19%) VMware ESXi
6 66 (2.47%) vSphere
7 32 (1.20%) NFS
8 29 (1.09%) KVM
9 22 (0.82%) Oracle RAC
10 21 (0.79%) iptables
11 19 (0.71%) Veritas Cluster Server
12 17 (0.64%) Firmware
12 17 (0.64%) Varnish
13 16 (0.60%) Virtual Machines
13 16 (0.60%) VMware NSX
14 14 (0.52%) GlusterFS
14 14 (0.52%) Terminal Services
15 13 (0.49%) Samba
16 12 (0.45%) RHEV
16 12 (0.45%) XenApp
Systems Management
1 319 (11.96%) Puppet
2 280 (10.49%) Ansible
3 248 (9.30%) Opscode Chef
4 110 (4.12%) Kubernetes
5 96 (3.60%) Nagios
6 66 (2.47%) Terraform
7 64 (2.40%) Microsoft Clustering
8 43 (1.61%) Opsview
9 39 (1.46%) Rundeck
10 38 (1.42%) SCCM
10 38 (1.42%) vCenter Server
11 36 (1.35%) Failover Clustering
12 34 (1.27%) Data Guard
13 33 (1.24%) Oracle RMAN
14 31 (1.16%) HAProxy
15 26 (0.97%) SCOM
16 21 (0.79%) NetBackup
16 21 (0.79%) ZABBIX
17 19 (0.71%) Control-M
18 18 (0.67%) Tivoli Storage Manager
Vendors
1 608 (22.79%) Microsoft
2 425 (15.93%) VMware
3 363 (13.61%) Oracle
4 281 (10.53%) Cisco
5 173 (6.48%) Red Hat
6 138 (5.17%) Splunk
7 125 (4.69%) SAP
8 119 (4.46%) HP
9 109 (4.09%) IBM
10 99 (3.71%) Juniper
11 68 (2.55%) Murex
12 64 (2.40%) Sybase
13 61 (2.29%) F5
14 60 (2.25%) Dell
15 59 (2.21%) EMC
16 58 (2.17%) CheckPoint
17 53 (1.99%) Citrix
18 51 (1.91%) Google
19 49 (1.84%) Veritas
20 46 (1.72%) NetApp