Period
to 25 September 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 25 September 2021 with a comparison to the same period in the previous 2 years.

High Availability
UK > England
6 months to
25 Sep 2021
Same period 2020 Same period 2019
Rank 263 272 265
Rank change year-on-year +9 -7 -19
Permanent jobs citing High Availability 1,422 544 1,678
As % of all permanent jobs advertised in England 1.32% 1.21% 1.29%
As % of the Processes & Methodologies category 1.40% 1.30% 1.39%
Number of salaries quoted 779 407 1,331
10th Percentile £35,400 £38,250 £36,250
25th Percentile £46,250 £47,500 £44,426
Median annual salary (50th Percentile) £60,000 £60,000 £56,000
Median % change year-on-year - +7.14% +1.82%
75th Percentile £78,750 £80,625 £77,500
90th Percentile £95,000 £97,500 £92,500
UK median annual salary £57,500 £60,000 £55,000
% change year-on-year -4.17% +9.09% -

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 101,229 41,959 120,442
As % of all permanent IT jobs advertised in England 94.13% 93.34% 92.64%
Number of salaries quoted 68,535 35,037 96,651
10th Percentile £33,000 £33,750 £30,000
25th Percentile £42,500 £42,500 £38,500
Median annual salary (50th Percentile) £57,500 £57,500 £52,500
Median % change year-on-year - +9.52% +2.94%
75th Percentile £77,500 £75,000 £71,250
90th Percentile £95,000 £93,300 £87,500
UK median annual salary £57,500 £55,000 £52,500
% change year-on-year +4.55% +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 25 September 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 25 September 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 +4 671 £70,000 -6.67% 82
South East +33 370 £57,500 -4.17% 28
North of England -88 167 £45,000 -10.00% 38
North West -92 101 £52,500 - 22
Midlands -79 85 £52,125 +15.83% 23
South West -41 77 £48,000 -46.67% 15
West Midlands -72 62 £52,500 +16.67% 13
Yorkshire -69 52 £38,000 -19.58% 15
East of England -69 34 £39,000 -13.33% 21
East Midlands -63 25 £46,250 -7.50% 10
North East -37 16 £37,250 -20.74% 1
High Availability
UK

For the 6 months to 25 September 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.

1 710 (49.93%) Agile Software Development
2 627 (44.09%) AWS
3 523 (36.78%) DevOps
4 443 (31.15%) Java
5 437 (30.73%) Software Engineering
6 435 (30.59%) Azure
7 434 (30.52%) React
8 429 (30.17%) Linux
9 424 (29.82%) Python
10 423 (29.75%) Microservices
11 368 (25.88%) JavaScript
12 358 (25.18%) AngularJS
13 344 (24.19%) Node.js
14 330 (23.21%) Finance
15 329 (23.14%) Git (software)
16 328 (23.07%) Social Skills
17 318 (22.36%) Jenkins
18 302 (21.24%) NoSQL
19 300 (21.10%) SQL
20 296 (20.82%) Degree
21 288 (20.25%) Docker
22 285 (20.04%) GitHub
23 278 (19.55%) TDD
24 277 (19.48%) Microsoft
25 264 (18.57%) Ansible
26 259 (18.21%) Redis
27 256 (18.00%) Kubernetes
28 254 (17.86%) Relational Database
29 249 (17.51%) Computer Science
30 246 (17.30%) Continuous Integration

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
1 159 (11.18%) Apache
2 132 (9.28%) GemFire
3 131 (9.21%) Apache Spark
4 46 (3.23%) Elasticsearch
5 39 (2.74%) IIS
6 38 (2.67%) Confluence
7 26 (1.83%) SharePoint
8 25 (1.76%) nginx
9 20 (1.41%) MS Exchange
10 10 (0.70%) OpenStack
11 8 (0.56%) Tomcat
11 8 (0.56%) Traefik
12 7 (0.49%) CMS
12 7 (0.49%) SAS
13 6 (0.42%) Exchange Server 2013
14 4 (0.28%) Apache Pulsar
14 4 (0.28%) ejabberd
14 4 (0.28%) Exchange Server 2010
15 3 (0.21%) ColdFusion
16 2 (0.14%) JBoss
Applications
1 32 (2.25%) Microsoft Office
2 9 (0.63%) Microsoft Excel
3 7 (0.49%) Siemens NX
4 2 (0.14%) Microsoft Project
5 1 (0.070%) GIMP
5 1 (0.070%) MS Visio
5 1 (0.070%) Photoshop
5 1 (0.070%) Sketch
Business Applications
1 7 (0.49%) Teamcenter
2 5 (0.35%) Payment Gateway
3 4 (0.28%) Orchard Housing
4 3 (0.21%) Dynamics AX
4 3 (0.21%) Salesforce.com CRM
4 3 (0.21%) SAP Hybris
5 2 (0.14%) NetSuite
6 1 (0.070%) Maximo
6 1 (0.070%) Oracle EBS
6 1 (0.070%) Oracle EBS R12
6 1 (0.070%) Remedy ITSM
6 1 (0.070%) SAP Oil and Gas
6 1 (0.070%) SAP S/4HANA
Cloud Services
1 627 (44.09%) AWS
2 435 (30.59%) Azure
3 285 (20.04%) GitHub
4 192 (13.50%) GCP
5 153 (10.76%) Amazon Kinesis
6 103 (7.24%) Serverless
7 93 (6.54%) SaaS
8 83 (5.84%) Amazon EC2
9 82 (5.77%) Microsoft 365
10 74 (5.20%) AWS CloudFormation
11 70 (4.92%) AWS Lambda
12 64 (4.50%) Amazon SQS
13 62 (4.36%) OpenShift
14 61 (4.29%) Amazon S3
15 42 (2.95%) IaaS
16 39 (2.74%) Cloud Computing
16 39 (2.74%) Power Platform
17 37 (2.60%) PaaS
18 35 (2.46%) Amazon Cognito
19 30 (2.11%) Amazon EKS
Communications & Networking
1 135 (9.49%) HTTP
2 132 (9.28%) Firewall
3 77 (5.41%) DNS
4 70 (4.92%) LAN
5 68 (4.78%) Broadband
6 62 (4.36%) WAN
7 52 (3.66%) DHCP
7 52 (3.66%) SAN
8 51 (3.59%) Network Security
8 51 (3.59%) VPN
9 43 (3.02%) TCP/IP
10 30 (2.11%) Wireshark
11 26 (1.83%) SNMP
12 25 (1.76%) Internet
12 25 (1.76%) SMS
13 24 (1.69%) BGP
14 20 (1.41%) IPsec
15 18 (1.27%) VLAN
16 17 (1.20%) SSL
16 17 (1.20%) VoIP
Database & Business Intelligence
1 302 (21.24%) NoSQL
2 259 (18.21%) Redis
3 254 (17.86%) Relational Database
4 230 (16.17%) PostgreSQL
5 223 (15.68%) SQL Server
6 140 (9.85%) MariaDB
7 125 (8.79%) HBase
8 114 (8.02%) MySQL
9 91 (6.40%) Big Data
10 68 (4.78%) MongoDB
11 56 (3.94%) Data Warehouse
11 56 (3.94%) SQL Server Integration Services
12 55 (3.87%) Amazon Aurora
13 49 (3.45%) SQL Server Reporting Services
14 48 (3.38%) Amazon DynamoDB
14 48 (3.38%) Amazon RDS
15 35 (2.46%) Power BI
16 26 (1.83%) Amazon Redshift
17 25 (1.76%) RDBMS
18 24 (1.69%) Azure SQL Database
Development Applications
1 329 (23.14%) Git (software)
2 318 (22.36%) Jenkins
3 164 (11.53%) Cypress.io
4 146 (10.27%) JUnit
5 141 (9.92%) Artifactory
6 140 (9.85%) Mockito
7 138 (9.70%) Cucumber
8 135 (9.49%) Sonatype Nexus
9 133 (9.35%) Gradle
10 132 (9.28%) IntelliJ
11 130 (9.14%) Protractor
12 129 (9.07%) Storybook
13 125 (8.79%) Eclipse
14 104 (7.31%) GitLab
15 90 (6.33%) JIRA
16 89 (6.26%) SonarQube
17 76 (5.34%) Selenium
18 53 (3.73%) Atlassian Bamboo
19 52 (3.66%) webpack
20 37 (2.60%) NUnit
General
1 330 (23.21%) Finance
2 328 (23.07%) Social Skills
3 223 (15.68%) Banking
4 195 (13.71%) Law
5 182 (12.80%) Inclusion and Diversity
6 105 (7.38%) Analytical Skills
7 65 (4.57%) Telecoms
8 64 (4.50%) Retail
9 43 (3.02%) Games
10 39 (2.74%) Public Sector
11 31 (2.18%) Legal
12 24 (1.69%) Front Office
13 23 (1.62%) Influencing Skills
14 20 (1.41%) Organisational Skills
15 17 (1.20%) Marketing
16 16 (1.13%) Manufacturing
17 15 (1.05%) Documentation Skills
18 14 (0.98%) Presentation Skills
19 10 (0.70%) Social Housing
20 9 (0.63%) Advertising
Job Titles
1 318 (22.36%) Developer
2 242 (17.02%) Software Engineer
3 119 (8.37%) DevOps Engineer
3 119 (8.37%) Senior Developer
4 102 (7.17%) DBA
4 102 (7.17%) Principal Engineer
5 94 (6.61%) Software Developer
6 85 (5.98%) Administrator
7 78 (5.49%) Principal Software Engineer
8 75 (5.27%) Java Developer
9 66 (4.64%) Platform Engineer
10 63 (4.43%) Architect
11 62 (4.36%) Senior Software Developer
12 60 (4.22%) .NET Developer
13 57 (4.01%) SQL DBA
14 54 (3.80%) AWS Engineer
15 50 (3.52%) Senior Software Engineer
16 49 (3.45%) Infrastructure Engineer
17 45 (3.16%) Lead Software Engineer
18 40 (2.81%) Senior DBA
Libraries, Frameworks & Software Standards
1 434 (30.52%) React
2 358 (25.18%) AngularJS
3 344 (24.19%) Node.js
4 234 (16.46%) CSS
5 226 (15.89%) RabbitMQ
6 217 (15.26%) Kafka
7 214 (15.05%) Spring
8 186 (13.08%) RESTful
9 182 (12.80%) Web Services
10 179 (12.59%) Redux
11 169 (11.88%) JSON
12 159 (11.18%) .NET
13 157 (11.04%) HTML
13 157 (11.04%) REST
14 140 (9.85%) WireMock
15 131 (9.21%) Twitter Bootstrap
16 130 (9.14%) Express
16 130 (9.14%) Tailwind CSS
17 125 (8.79%) Play Framework
17 125 (8.79%) Spark Streaming
Miscellaneous
1 141 (9.92%) Clustering
2 131 (9.21%) Linux Command Line
3 100 (7.03%) User Experience
4 75 (5.27%) Management Information System
5 57 (4.01%) Data Centre
6 49 (3.45%) Social Media
7 39 (2.74%) Algorithms
7 39 (2.74%) Video\Live Streaming
8 38 (2.67%) Public Cloud
9 37 (2.60%) Mobile App
10 34 (2.39%) Cloud Native
11 32 (2.25%) Replication
12 29 (2.04%) Blog
13 24 (1.69%) Digital Media
14 22 (1.55%) Data Structures
14 22 (1.55%) Private Cloud
15 21 (1.48%) Self-Motivation
16 19 (1.34%) Enterprise Software
17 18 (1.27%) BBC
18 17 (1.20%) Xbox
Operating Systems
1 429 (30.17%) Linux
2 198 (13.92%) Unix
3 180 (12.66%) Windows
4 106 (7.45%) Windows Server
5 51 (3.59%) CentOS
6 50 (3.52%) Windows Server 2012
7 45 (3.16%) Android
8 35 (2.46%) Windows Server 2008
9 34 (2.39%) Windows Server 2016
10 32 (2.25%) Apple iOS
11 31 (2.18%) Red Hat Enterprise Linux
12 27 (1.90%) Windows Server 2019
13 14 (0.98%) Windows 10
14 13 (0.91%) Mac OS
14 13 (0.91%) Ubuntu
15 10 (0.70%) Debian
16 8 (0.56%) Windows Server 2003
17 7 (0.49%) Mac OS X
18 5 (0.35%) OS/400
18 5 (0.35%) Solaris
Processes & Methodologies
1 710 (49.93%) Agile Software Development
2 523 (36.78%) DevOps
3 437 (30.73%) Software Engineering
4 423 (29.75%) Microservices
5 278 (19.55%) TDD
6 249 (17.51%) Computer Science
7 246 (17.30%) Continuous Integration
8 233 (16.39%) Full Stack Development
9 223 (15.68%) BDD
10 218 (15.33%) Disaster Recovery
11 217 (15.26%) Multithreading
12 216 (15.19%) Open Source
13 198 (13.92%) OO
14 197 (13.85%) Scrum
15 179 (12.59%) Problem-Solving
16 165 (11.60%) Business Continuity
17 164 (11.53%) Performance Monitoring
18 158 (11.11%) Clean Code
18 158 (11.11%) Continuous Improvement
19 155 (10.90%) Test Automation
Programming Languages
1 443 (31.15%) Java
2 424 (29.82%) Python
3 368 (25.88%) JavaScript
4 300 (21.10%) SQL
5 190 (13.36%) C#
6 161 (11.32%) Shell Script
7 140 (9.85%) PowerShell
7 140 (9.85%) TypeScript
8 132 (9.28%) Groovy
9 97 (6.82%) Go
10 67 (4.71%) Ruby
11 59 (4.15%) Bash Shell
12 56 (3.94%) PHP
13 53 (3.73%) T-SQL
14 43 (3.02%) Scala
15 34 (2.39%) C
15 34 (2.39%) Perl
16 26 (1.83%) ES6
17 22 (1.55%) C++
18 20 (1.41%) Java 8
Qualifications
1 296 (20.82%) Degree
2 127 (8.93%) OCP
2 127 (8.93%) Oracle Certification
3 100 (7.03%) Security Cleared
4 63 (4.43%) SC Cleared
5 59 (4.15%) Computer Science Degree
6 49 (3.45%) AWS Certification
7 34 (2.39%) DV Cleared
8 27 (1.90%) Cisco Certification
9 26 (1.83%) Microsoft Certification
10 20 (1.41%) CCNA
11 19 (1.34%) MCSA
12 17 (1.20%) MCSE
13 12 (0.84%) CCNP
13 12 (0.84%) RHCE
14 11 (0.77%) CISSP
14 11 (0.77%) RHCSA
15 8 (0.56%) CISM
15 8 (0.56%) DBS Check
16 7 (0.49%) CCIE
Quality Assurance & Compliance
1 101 (7.10%) QA
2 70 (4.92%) SLA
3 18 (1.27%) GDPR
3 18 (1.27%) NEBOSH
4 12 (0.84%) PCI DSS
5 6 (0.42%) Accessibility
6 5 (0.35%) Data Quality
7 3 (0.21%) ISO 9001
8 2 (0.14%) ISO/IEC 27001
9 1 (0.070%) Cyber Essentials
9 1 (0.070%) Cyber Essentials PLUS
9 1 (0.070%) GRC
9 1 (0.070%) IEC 61508
9 1 (0.070%) ISO 22301
9 1 (0.070%) ISO/IEC 20000
System Software
1 288 (20.25%) Docker
2 167 (11.74%) VMware Infrastructure
3 133 (9.35%) Active Directory
4 124 (8.72%) HDFS
5 56 (3.94%) Hyper-V
6 28 (1.97%) iptables
7 24 (1.69%) Virtual Machines
8 13 (0.91%) NFS
9 12 (0.84%) VMware ESXi
10 11 (0.77%) vSphere
11 10 (0.70%) KVM
12 9 (0.63%) Kamailio
13 8 (0.56%) QEMU
13 8 (0.56%) XenApp
14 7 (0.49%) Terminal Services
15 6 (0.42%) Virtual Servers
16 5 (0.35%) OpenSIPS
17 4 (0.28%) DFS Replication
17 4 (0.28%) Postfix
17 4 (0.28%) vCloud
Systems Management
1 264 (18.57%) Ansible
2 256 (18.00%) Kubernetes
3 176 (12.38%) Terraform
4 111 (7.81%) Grafana
5 98 (6.89%) Puppet
6 87 (6.12%) Opscode Chef
7 68 (4.78%) Graphite
8 57 (4.01%) Prometheus
9 53 (3.73%) Consul
9 53 (3.73%) Packer
10 46 (3.23%) Docker Swarm
11 43 (3.02%) SCCM
12 39 (2.74%) Nagios
12 39 (2.74%) ZABBIX
13 36 (2.53%) Failover Clustering
13 36 (2.53%) Opsgenie
14 30 (2.11%) Graylog
15 26 (1.83%) SCOM
16 19 (1.34%) Opsview
16 19 (1.34%) Salt
Vendors
1 277 (19.48%) Microsoft
2 243 (17.09%) VMware
3 129 (9.07%) Okta
4 77 (5.41%) Cisco
5 74 (5.20%) Oracle
6 59 (4.15%) Google
7 33 (2.32%) Red Hat
8 30 (2.11%) Citrix
9 24 (1.69%) TippingPoint
10 21 (1.48%) Juniper
11 18 (1.27%) Atlassian
12 17 (1.20%) Apple
12 17 (1.20%) SAP
12 17 (1.20%) SolarWinds
12 17 (1.20%) Splunk
13 14 (0.98%) Dell
13 14 (0.98%) HP
13 14 (0.98%) IBM
13 14 (0.98%) NetApp
13 14 (0.98%) Percona