Period
to 20 April 2021

The following table provides summary statistics for permanent job vacancies advertised in England 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 20 April 2021 with a comparison to the same period in the previous 2 years.

High Availability
UK > England
6 months to
20 Apr 2021
Same period 2020 Same period 2019
Rank 277 288 253
Rank change year-on-year +11 -35 -14
Permanent jobs citing High Availability 833 1,137 1,891
As % of all permanent jobs advertised in England 1.11% 1.12% 1.37%
As % of the Processes & Methodologies category 1.20% 1.21% 1.49%
Number of salaries quoted 644 907 1,562
10th Percentile £32,466 £37,500 £33,000
25th Percentile £41,750 £46,250 £41,625
Median annual salary (50th Percentile) £60,000 £57,500 £55,000
Median % change year-on-year +4.35% +4.55% -
75th Percentile £75,000 £77,500 £72,500
90th Percentile £87,500 £91,270 £91,250
UK median annual salary £60,000 £57,500 £55,000
% change year-on-year +4.35% +4.55% +4.76%

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 advertised in England with a requirement for process or methodology skills.

All Process and Methodology Skills
England
Permanent vacancies with a requirement for process or methodology skills 69,526 93,598 127,058
As % of all permanent IT jobs advertised in England 92.60% 92.26% 92.28%
Number of salaries quoted 54,282 75,793 101,807
10th Percentile £32,500 £31,250 £30,000
25th Percentile £42,000 £40,000 £37,816
Median annual salary (50th Percentile) £55,000 £55,000 £52,500
Median % change year-on-year - +4.76% +5.00%
75th Percentile £75,000 £73,750 £71,250
90th Percentile £91,250 £90,000 £86,250
UK median annual salary £55,000 £55,000 £52,500
% change year-on-year - +4.76% +5.00%

High Availability
Job Vacancy Trend in England

Job postings citing High Availability as a proportion of all IT jobs advertised in England.

Job vacancy trend for High Availability in England

High Availability
Salary Trend in England

3-month moving average salary quoted in jobs citing High Availability in England.

Salary trend for High Availability in England

High Availability
Salary Histogram in England

Salary distribution for jobs citing High Availability in England over the 6 months to 20 April 2021.

Salary histogram for High Availability in England

High Availability
Job Locations in England

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing High Availability within the England region over the 6 months to 20 April 2021. 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
London +14 340 £70,000 - 90
North of England +12 156 £47,500 -5.00% 38
South East +28 125 £60,000 +4.35% 34
Midlands +8 110 £42,500 -13.90% 19
North West +15 79 £55,000 +4.76% 18
Yorkshire +6 66 £43,500 -10.77% 15
West Midlands -29 62 £40,500 -17.95% 15
East Midlands +40 48 £42,500 -15.00% 4
East of England +32 38 £80,000 +45.45% 9
South West -5 35 £50,250 -4.29% 24
North East +8 12 £33,564 -16.09% 5
High Availability
UK

For the 6 months to 20 April 2021, IT jobs citing High Availability also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the England region with a requirement for High Availability.

1 296 (35.53%) AWS
2 290 (34.81%) Agile Software Development
3 285 (34.21%) DevOps
4 255 (30.61%) Linux
5 241 (28.93%) Azure
6 214 (25.69%) Microsoft
7 211 (25.33%) SQL
8 192 (23.05%) Java
9 186 (22.33%) Docker
10 173 (20.77%) Windows
11 169 (20.29%) Python
12 165 (19.81%) SQL Server
13 163 (19.57%) Software Engineering
14 154 (18.49%) Terraform
15 152 (18.25%) JavaScript
15 152 (18.25%) Kubernetes
16 145 (17.41%) Finance
17 144 (17.29%) Microservices
18 137 (16.45%) Continuous Integration
19 133 (15.97%) Ansible
20 131 (15.73%) VMware
21 124 (14.89%) Jenkins
22 119 (14.29%) Problem-Solving
23 117 (14.05%) Puppet
24 113 (13.57%) Degree
25 111 (13.33%) Disaster Recovery
26 109 (13.09%) Open Source
27 105 (12.61%) Active Directory
28 95 (11.40%) VMware Infrastructure
28 95 (11.40%) PowerShell

High Availability
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 34 (4.08%) IIS
2 32 (3.84%) Elasticsearch
3 27 (3.24%) Apache
4 23 (2.76%) SharePoint
5 18 (2.16%) Confluence
5 18 (2.16%) nginx
5 18 (2.16%) OpenStack
6 17 (2.04%) Tomcat
7 12 (1.44%) ejabberd
8 9 (1.08%) CMS
9 8 (0.96%) JBoss
9 8 (0.96%) Umbraco
10 7 (0.84%) Kentico
10 7 (0.84%) SAS
10 7 (0.84%) Sitecore CMS
11 6 (0.72%) GemFire
11 6 (0.72%) MS Exchange
11 6 (0.72%) WebSphere
12 4 (0.48%) Ethereum
13 3 (0.36%) Apache Solr
Applications
1 36 (4.32%) Microsoft Office
2 5 (0.60%) Microsoft Project
3 4 (0.48%) Microsoft Excel
4 2 (0.24%) MS Visio
5 1 (0.12%) Microsoft PowerPoint
Business Applications
1 4 (0.48%) Dynamics CRM
2 3 (0.36%) Payment Gateway
3 1 (0.12%) Distributed Ledger
3 1 (0.12%) SAP S/4HANA
3 1 (0.12%) Sentinel
Cloud Services
1 296 (35.53%) AWS
2 241 (28.93%) Azure
3 65 (7.80%) Microsoft 365
4 53 (6.36%) SaaS
5 48 (5.76%) Serverless
6 47 (5.64%) Cloud Computing
7 46 (5.52%) GCP
8 41 (4.92%) Amazon EC2
9 39 (4.68%) IaaS
10 38 (4.56%) GitHub
10 38 (4.56%) PaaS
11 28 (3.36%) AWS CloudFormation
11 28 (3.36%) OpenShift
12 25 (3.00%) AWS Lambda
13 20 (2.40%) Amazon S3
14 17 (2.04%) Azure Active Directory
15 16 (1.92%) Amazon ECS
15 16 (1.92%) Amazon Kinesis
16 14 (1.68%) Azure Storage
16 14 (1.68%) Power Platform
Communications & Networking
1 86 (10.32%) Firewall
2 54 (6.48%) VPN
3 52 (6.24%) HTTP
4 51 (6.12%) LAN
5 46 (5.52%) DNS
5 46 (5.52%) SAN
6 40 (4.80%) Network Security
6 40 (4.80%) WAN
7 35 (4.20%) TCP/IP
8 33 (3.96%) Internet
9 30 (3.60%) DHCP
10 28 (3.36%) BGP
11 27 (3.24%) SNMP
12 20 (2.40%) VoIP
13 18 (2.16%) MPLS
14 16 (1.92%) Diameter Protocol
14 16 (1.92%) NAS
15 14 (1.68%) Asterisk PBX
15 14 (1.68%) PBX
15 14 (1.68%) SSL
Database & Business Intelligence
1 165 (19.81%) SQL Server
2 88 (10.56%) Relational Database
3 64 (7.68%) NoSQL
4 61 (7.32%) MongoDB
5 47 (5.64%) PostgreSQL
6 44 (5.28%) Amazon RDS
7 38 (4.56%) MySQL
8 33 (3.96%) Redis
9 31 (3.72%) SQL Server Reporting Services
10 29 (3.48%) Big Data
10 29 (3.48%) SQL Server Integration Services
11 27 (3.24%) RDBMS
12 24 (2.88%) Data Warehouse
13 21 (2.52%) OLTP
14 18 (2.16%) Azure SQL Database
15 17 (2.04%) Blockchain
16 16 (1.92%) Amazon DynamoDB
16 16 (1.92%) Apache Cassandra
17 14 (1.68%) Power BI
18 13 (1.56%) Oracle Database
Development Applications
1 124 (14.89%) Jenkins
2 68 (8.16%) Git (software)
3 56 (6.72%) Atlassian Bamboo
4 37 (4.44%) JIRA
5 30 (3.60%) Hudson
5 30 (3.60%) Vagrant
6 22 (2.64%) GitLab
7 13 (1.56%) Octopus Deploy
8 10 (1.20%) Sonatype Nexus
8 10 (1.20%) TeamCity
8 10 (1.20%) Visual Studio
9 9 (1.08%) Bitbucket
9 9 (1.08%) Selenium
10 8 (0.96%) Cucumber
10 8 (0.96%) JUnit
11 7 (0.84%) Artifactory
11 7 (0.84%) Team Foundation Server
12 6 (0.72%) Gradle
12 6 (0.72%) Grunt
12 6 (0.72%) Spock
General
1 145 (17.41%) Finance
2 47 (5.64%) Marketing
3 45 (5.40%) Banking
4 36 (4.32%) Telecoms
5 31 (3.72%) Public Sector
6 28 (3.36%) Law
7 23 (2.76%) Retail
8 19 (2.28%) Games
9 15 (1.80%) Advertising
10 10 (1.20%) Publishing
11 9 (1.08%) Legal
12 7 (0.84%) Investment Banking
13 5 (0.60%) Automotive
13 5 (0.60%) Fire and Rescue
14 4 (0.48%) Online Betting
15 3 (0.36%) Front Office
15 3 (0.36%) Manufacturing
16 2 (0.24%) Pharmaceutical
17 1 (0.12%) Czech Language
17 1 (0.12%) Military
Job Titles
1 172 (20.65%) Developer
2 103 (12.36%) DevOps Engineer
3 84 (10.08%) DBA
4 78 (9.36%) Administrator
5 71 (8.52%) Platform Engineer
6 50 (6.00%) Java Developer
7 48 (5.76%) Infrastructure Engineer
8 45 (5.40%) Senior Developer
8 45 (5.40%) SQL DBA
9 40 (4.80%) Azure Engineer
10 38 (4.56%) Software Engineer
11 36 (4.32%) Architect
12 33 (3.96%) Network Engineer
13 30 (3.60%) Analyst
13 30 (3.60%) Azure DevOps Engineer
13 30 (3.60%) Cloud Engineer
13 30 (3.60%) Systems Administrator
14 26 (3.12%) Java Engineer
14 26 (3.12%) Software Developer
15 25 (3.00%) Systems Engineer
Libraries, Frameworks & Software Standards
1 85 (10.20%) Node.js
2 84 (10.08%) React
3 70 (8.40%) Web Services
4 68 (8.16%) AngularJS
5 61 (7.32%) CSS
5 61 (7.32%) HTML
6 57 (6.84%) REST
7 50 (6.00%) Kafka
7 50 (6.00%) Spring
8 41 (4.92%) RESTful
9 34 (4.08%) HTML5
10 32 (3.84%) Elastic Stack
11 31 (3.72%) .NET
11 31 (3.72%) RabbitMQ
12 29 (3.48%) Vue.js
13 26 (3.12%) Ajax
14 24 (2.88%) Redux
14 24 (2.88%) Spring Boot
15 20 (2.40%) JSON
16 19 (2.28%) CSS3
Miscellaneous
1 78 (9.36%) Clustering
2 62 (7.44%) Analytical Skills
3 60 (7.20%) Replication
4 59 (7.08%) Data Centre
5 33 (3.96%) Greenfield Project
6 32 (3.84%) Mobile App
7 30 (3.60%) Organisational Skills
8 26 (3.12%) User Experience
9 23 (2.76%) Public Cloud
10 21 (2.52%) Self-Motivation
11 16 (1.92%) Enterprise Software
11 16 (1.92%) NHS
11 16 (1.92%) Smartphone
12 14 (1.68%) Hybrid Cloud
13 13 (1.56%) Blog
13 13 (1.56%) Cloud Native
13 13 (1.56%) CMDB
13 13 (1.56%) iSeries
14 12 (1.44%) Digital Media
14 12 (1.44%) Distributed Denial-of-Service
Operating Systems
1 255 (30.61%) Linux
2 173 (20.77%) Windows
3 74 (8.88%) Windows Server
4 45 (5.40%) Red Hat Enterprise Linux
5 40 (4.80%) Windows Server 2012
6 37 (4.44%) CentOS
7 35 (4.20%) Ubuntu
8 31 (3.72%) Unix
8 31 (3.72%) Windows Server 2016
9 24 (2.88%) Windows Server 2019
10 17 (2.04%) Debian
11 15 (1.80%) Windows Server 2008
12 12 (1.44%) Android
13 11 (1.32%) Solaris
14 8 (0.96%) Windows 10
15 7 (0.84%) Apple iOS
16 4 (0.48%) AIX
16 4 (0.48%) Mac OS
16 4 (0.48%) VMS
17 3 (0.36%) SUSE
Processes & Methodologies
1 290 (34.81%) Agile Software Development
2 285 (34.21%) DevOps
3 163 (19.57%) Software Engineering
4 144 (17.29%) Microservices
5 137 (16.45%) Continuous Integration
6 119 (14.29%) Problem-Solving
7 111 (13.33%) Disaster Recovery
8 109 (13.09%) Open Source
9 88 (10.56%) Computer Science
10 85 (10.20%) Configuration Management
11 83 (9.96%) Continuous Improvement
12 77 (9.24%) ITIL
13 73 (8.76%) Mentoring
13 73 (8.76%) TDD
14 72 (8.64%) Test Automation
15 69 (8.28%) Deployment Automation
16 66 (7.92%) Infrastructure Engineering
17 63 (7.56%) E-Commerce
17 63 (7.56%) Performance Tuning
18 62 (7.44%) Low Latency
Programming Languages
1 211 (25.33%) SQL
2 192 (23.05%) Java
3 169 (20.29%) Python
4 152 (18.25%) JavaScript
5 95 (11.40%) PowerShell
6 67 (8.04%) Go
6 67 (8.04%) Ruby
7 52 (6.24%) Bash Shell
7 52 (6.24%) C#
8 43 (5.16%) T-SQL
9 42 (5.04%) PHP
10 41 (4.92%) TypeScript
11 39 (4.68%) Perl
12 25 (3.00%) Shell Script
13 24 (2.88%) C
13 24 (2.88%) C++
14 18 (2.16%) Java 8
15 13 (1.56%) Groovy
16 9 (1.08%) Apex Code
16 9 (1.08%) Scala
Qualifications
1 113 (13.57%) Degree
2 72 (8.64%) Security Cleared
3 56 (6.72%) SC Cleared
4 40 (4.80%) Microsoft Certification
5 38 (4.56%) Computer Science Degree
6 36 (4.32%) Cisco Certification
7 33 (3.96%) AWS Certification
8 32 (3.84%) CCNA
9 29 (3.48%) MCSE
10 15 (1.80%) CCNP
10 15 (1.80%) MCSA
10 15 (1.80%) RHCSA
11 14 (1.68%) RHCE
12 13 (1.56%) VMware Certified Professional (VCP)
13 10 (1.20%) Master's Degree
14 9 (1.08%) CISSP
14 9 (1.08%) Citrix Certification
15 8 (0.96%) DBS Check
16 7 (0.84%) CCENT
16 7 (0.84%) DV Cleared
Quality Assurance & Compliance
1 54 (6.48%) QA
2 28 (3.36%) SLA
3 9 (1.08%) ISO/IEC 27001
4 7 (0.84%) NCSC
5 6 (0.72%) HL7
6 5 (0.60%) NIST
6 5 (0.60%) NIST 800
7 3 (0.36%) Cyber Essentials
7 3 (0.36%) Cyber Essentials PLUS
7 3 (0.36%) Data Quality
8 2 (0.24%) PCI DSS
9 1 (0.12%) GDPR
9 1 (0.12%) ISO/IEC 20000
9 1 (0.12%) PMO
System Software
1 186 (22.33%) Docker
2 105 (12.61%) Active Directory
3 95 (11.40%) VMware Infrastructure
4 66 (7.92%) Hyper-V
5 23 (2.76%) iptables
6 22 (2.64%) KVM
7 20 (2.40%) XenApp
8 16 (1.92%) QEMU
9 14 (1.68%) Kamailio
10 12 (1.44%) Postfix
10 12 (1.44%) vSphere
11 10 (1.20%) VMware ESXi
12 9 (1.08%) Virtual Machines
12 9 (1.08%) XenDesktop
13 7 (0.84%) HDFS
13 7 (0.84%) Oracle RAC
14 5 (0.60%) NFS
14 5 (0.60%) Terminal Services
14 5 (0.60%) VMware Workstation
15 4 (0.48%) Firmware
Systems Management
1 154 (18.49%) Terraform
2 152 (18.25%) Kubernetes
3 133 (15.97%) Ansible
4 117 (14.05%) Puppet
5 55 (6.60%) Grafana
6 49 (5.88%) Docker Swarm
6 49 (5.88%) Packer
7 47 (5.64%) Consul
8 45 (5.40%) Opscode Chef
9 42 (5.04%) SCCM
10 40 (4.80%) Nagios
11 38 (4.56%) ZABBIX
12 34 (4.08%) Prometheus
13 31 (3.72%) Failover Clustering
14 27 (3.24%) Graphite
15 21 (2.52%) Galera Cluster
15 21 (2.52%) SCOM
16 17 (2.04%) HAProxy
17 16 (1.92%) Microsoft Intune
18 13 (1.56%) Opsview
Vendors
1 214 (25.69%) Microsoft
2 131 (15.73%) VMware
3 90 (10.80%) Cisco
4 58 (6.96%) Citrix
5 46 (5.52%) Red Hat
6 42 (5.04%) Google
7 41 (4.92%) HP
8 39 (4.68%) IBM
8 39 (4.68%) Oracle
9 26 (3.12%) Veeam
10 17 (2.04%) Juniper
10 17 (2.04%) Percona
10 17 (2.04%) SolarWinds
10 17 (2.04%) SonicWALL
11 16 (1.92%) Dell
11 16 (1.92%) GENBAND
11 16 (1.92%) Mitel
12 14 (1.68%) Splunk
13 12 (1.44%) Nortel
14 11 (1.32%) Facebook