High Availability Jobs in London

High Availability
England > London

The table below provides summary statistics for permanent job vacancies advertised in London requiring High Availability skills. It includes a benchmarking guide to the annual salaries offered in vacancies that cited High Availability over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.

6 months to
31 May 2025
Same period 2024 Same period 2023
Rank 82 328 267
Rank change year-on-year +246 -61 +6
Permanent jobs citing High Availability 484 178 425
As % of all permanent jobs advertised in London 3.79% 0.74% 1.32%
As % of the Processes & Methodologies category 3.93% 0.82% 1.39%
Number of salaries quoted 168 146 301
10th Percentile £55,000 £45,000 £45,000
25th Percentile £62,500 £62,500 £58,750
Median annual salary (50th Percentile) £72,500 £77,500 £75,000
Median % change year-on-year -6.45% +3.33% +1.35%
75th Percentile £97,500 £94,375 £95,000
90th Percentile £120,000 £106,250 £120,000
England median annual salary £65,000 £57,500 £65,000
% change year-on-year +13.04% -11.54% +12.44%

All Process and Methodology Skills
London

High Availability falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills in London.

Permanent vacancies with a requirement for process or methodology skills 12,300 21,691 30,657
As % of all permanent jobs advertised in London 96.24% 90.27% 95.26%
Number of salaries quoted 6,989 15,892 22,392
10th Percentile £41,750 £37,500 £42,750
25th Percentile £55,500 £51,250 £55,000
Median annual salary (50th Percentile) £75,000 £70,000 £75,000
Median % change year-on-year +7.14% -6.67% +7.14%
75th Percentile £100,000 £95,000 £95,000
90th Percentile £123,750 £115,000 £116,250
England median annual salary £57,500 £55,000 £62,500
% change year-on-year +4.55% -12.00% +4.17%

High Availability
Job Vacancy Trend in London

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

Job vacancy trend for High Availability in London

High Availability
Salary Trend in London

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

Salary trend for High Availability in London

High Availability
Salary Histogram in London

Salary distribution for jobs citing High Availability in London over the 6 months to 31 May 2025.

Salary histogram for High Availability in London

High Availability
Job Locations in London

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing High Availability within the London region over the 6 months to 31 May 2025. 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
Jobs
South London +70 109 £67,500 -37.93% 5
West London +73 84 £65,000 +52.94% 5
Central London +61 56 £77,500 +10.71% 32
North London - 24 - -
East London - 19 £100,000 - 3
High Availability
England

High Availability
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 21 (4.34%) Microsoft Exchange
2 8 (1.65%) SharePoint
3 5 (1.03%) IIS
4 2 (0.41%) Apache
4 2 (0.41%) Apache Airflow
4 2 (0.41%) CMS
4 2 (0.41%) Confluence
4 2 (0.41%) nginx
5 1 (0.21%) Alfresco
5 1 (0.21%) Apache Spark
5 1 (0.21%) Camunda
5 1 (0.21%) CICS
5 1 (0.21%) OpenStack
Applications
1 2 (0.41%) MS Visio
Business Applications
1 3 (0.62%) Payment Gateway
2 2 (0.41%) Refinitiv Enterprise Platform
2 2 (0.41%) SAP Hybris
3 1 (0.21%) Dynamics NAV
Cloud Services
1 180 (37.19%) AWS
2 117 (24.17%) Azure
3 67 (13.84%) Pulumi
4 49 (10.12%) GCP
5 30 (6.20%) SaaS
6 26 (5.37%) AWS CloudFormation
7 25 (5.17%) AWS Lambda
7 25 (5.17%) Serverless
8 20 (4.13%) Azure DevOps
9 19 (3.93%) Cloud Computing
9 19 (3.93%) PaaS
10 15 (3.10%) Azure Monitor
11 14 (2.89%) Microsoft 365
12 13 (2.69%) Amazon CloudWatch
12 13 (2.69%) Amazon S3
13 12 (2.48%) AWS KMS
14 11 (2.27%) Amazon EC2
14 11 (2.27%) Datadog
15 10 (2.07%) Entra ID
15 10 (2.07%) GitHub
Communications & Networking
1 250 (51.65%) Broadband
2 32 (6.61%) VPN
3 31 (6.40%) Firewall
4 23 (4.75%) Network Security
5 19 (3.93%) BGP
5 19 (3.93%) TCP/IP
5 19 (3.93%) WAN
6 18 (3.72%) OSPF
7 16 (3.31%) MPLS
8 15 (3.10%) LAN
9 8 (1.65%) SD-WAN
10 7 (1.45%) DNS
11 6 (1.24%) Wireless
12 5 (1.03%) DHCP
12 5 (1.03%) VLAN
13 4 (0.83%) NetScaler
14 3 (0.62%) Cisco ISE
14 3 (0.62%) Multicast
14 3 (0.62%) VXLAN
14 3 (0.62%) Wi-Fi
Database & Business Intelligence
1 80 (16.53%) NoSQL
2 73 (15.08%) Relational Database
3 68 (14.05%) RDBMS
4 22 (4.55%) SQL Server
5 15 (3.10%) DynamoDB
6 12 (2.48%) Amazon RDS
6 12 (2.48%) Data Hub
6 12 (2.48%) SQL CLR
7 10 (2.07%) MongoDB
8 8 (1.65%) SQL Server Analysis Services
8 8 (1.65%) SQL Server Reporting Services
9 7 (1.45%) Metadata
9 7 (1.45%) MySQL
9 7 (1.45%) Power BI
10 5 (1.03%) ClickHouse
10 5 (1.03%) KDB
10 5 (1.03%) Kdb+
11 4 (0.83%) PostgreSQL
12 3 (0.62%) DB2
12 3 (0.62%) Redis
Development Applications
1 67 (13.84%) Jaeger
2 26 (5.37%) Jenkins
3 16 (3.31%) GitLab
4 12 (2.48%) Git
5 8 (1.65%) CircleCI
6 3 (0.62%) JIRA
7 1 (0.21%) Artifactory
7 1 (0.21%) Gradle
7 1 (0.21%) Maven
7 1 (0.21%) Octopus Deploy
7 1 (0.21%) Sonatype Nexus
7 1 (0.21%) Team Foundation Server
7 1 (0.21%) TeamCity
7 1 (0.21%) Visual Studio
General
1 289 (59.71%) Social Skills
2 119 (24.59%) Finance
3 79 (16.32%) Inclusion and Diversity
4 54 (11.16%) Banking
5 45 (9.30%) Analytical Skills
6 27 (5.58%) Multimedia
7 24 (4.96%) Telecoms
8 19 (3.93%) Marketing
9 15 (3.10%) Electronics
9 15 (3.10%) Manufacturing
9 15 (3.10%) Public Sector
10 13 (2.69%) Law
11 12 (2.48%) Back Office
11 12 (2.48%) Financial Institution
12 11 (2.27%) Documentation Skills
13 6 (1.24%) Front Office
13 6 (1.24%) Investment Banking
14 4 (0.83%) Advertising
14 4 (0.83%) Retail
15 3 (0.62%) Aerospace
Job Titles
1 171 (35.33%) Lead
2 105 (21.69%) Team Leader
3 54 (11.16%) Senior
4 51 (10.54%) Systems Engineer
5 33 (6.82%) Engineering Manager
6 29 (5.99%) Software Engineer
7 26 (5.37%) Cloud Engineer
8 23 (4.75%) Developer
9 22 (4.55%) Network Engineer
10 21 (4.34%) Architect
10 21 (4.34%) Infrastructure Engineer
11 19 (3.93%) Azure Engineer
12 16 (3.31%) IT Support
12 16 (3.31%) Support Engineer
13 15 (3.10%) Cloud Architect
13 15 (3.10%) IT Manager
13 15 (3.10%) IT Support Manager
13 15 (3.10%) Operations Manager
13 15 (3.10%) Senior Software Engineer
13 15 (3.10%) Support Manager
Libraries, Frameworks & Software Standards
1 85 (17.56%) Elastic Stack
2 67 (13.84%) OpenTelemetry
3 42 (8.68%) Kafka
4 15 (3.10%) AngularJS
4 15 (3.10%) Spring
5 13 (2.69%) Spring Boot
6 11 (2.27%) .NET
6 11 (2.27%) Akka
6 11 (2.27%) Node.js
6 11 (2.27%) RESTful
7 10 (2.07%) gRPC
8 9 (1.86%) RabbitMQ
9 8 (1.65%) web3js
10 7 (1.45%) REST
10 7 (1.45%) RxJava
10 7 (1.45%) Spring WebFlux
11 6 (1.24%) .NET Framework
12 5 (1.03%) .NET Core
12 5 (1.03%) Dapper ORM
12 5 (1.03%) Entity Framework
Miscellaneous
1 21 (4.34%) Management Information System
2 20 (4.13%) Cloud Native
3 17 (3.51%) Public Cloud
4 15 (3.10%) Clustering
4 15 (3.10%) Hybrid Cloud
4 15 (3.10%) Private Cloud
5 12 (2.48%) Replication
6 8 (1.65%) Blockchain
6 8 (1.65%) Web3
7 7 (1.45%) Distributed Systems
7 7 (1.45%) Foreign Exchange (FX)
8 6 (1.24%) Data Centre
9 5 (1.03%) Cyber Threat
9 5 (1.03%) Hedge funds
9 5 (1.03%) Self-Motivation
9 5 (1.03%) Team-Oriented Environment
10 4 (0.83%) Driving Licence
10 4 (0.83%) Product Ownership
10 4 (0.83%) Reference Data
10 4 (0.83%) Security Posture
Operating Systems
1 94 (19.42%) Linux
2 76 (15.70%) Unix
3 47 (9.71%) Windows
4 34 (7.02%) Windows Server
5 11 (2.27%) Windows Server 2019
6 8 (1.65%) Windows Server 2016
7 5 (1.03%) Windows Server 2008
8 4 (0.83%) Android
8 4 (0.83%) Apple iOS
8 4 (0.83%) Windows Server 2012
9 3 (0.62%) Solaris
10 1 (0.21%) Debian
10 1 (0.21%) Red Hat Enterprise Linux
10 1 (0.21%) Windows 10
10 1 (0.21%) zOS
Processes & Methodologies
1 278 (57.44%) Mentoring
2 275 (56.82%) Problem-Solving
3 265 (54.75%) Roadmaps
4 263 (54.34%) Product Management
5 212 (43.80%) Computer Science
6 183 (37.81%) Broadcast Engineering
7 162 (33.47%) DevOps
8 117 (24.17%) Infrastructure as Code
9 116 (23.97%) Cost Optimisation
10 106 (21.90%) Containerisation
11 104 (21.49%) Agile
12 95 (19.63%) CI/CD
12 95 (19.63%) Resource Management
13 82 (16.94%) Continuous Integration
14 81 (16.74%) Performance Optimisation
15 76 (15.70%) Task Automation
16 68 (14.05%) GitOps
17 67 (13.84%) Budget Control
18 57 (11.78%) ITIL
19 51 (10.54%) Software Engineering
Programming Languages
1 114 (23.55%) Python
2 111 (22.93%) Java
3 93 (19.21%) Bash
4 77 (15.91%) Go
5 70 (14.46%) JavaScript
6 50 (10.33%) SQL
7 27 (5.58%) C#
8 25 (5.17%) PowerShell
9 12 (2.48%) C++
10 8 (1.65%) T-SQL
11 6 (1.24%) Perl
12 5 (1.03%) Kotlin
13 4 (0.83%) C
14 2 (0.41%) RPG
14 2 (0.41%) RPG IV
14 2 (0.41%) Ruby
14 2 (0.41%) TypeScript
15 1 (0.21%) COBOL
15 1 (0.21%) R
15 1 (0.21%) VB6
Qualifications
1 214 (44.21%) Degree
2 203 (41.94%) Computer Science Degree
3 82 (16.94%) AWS Certification
4 30 (6.20%) Cisco Certification
5 26 (5.37%) CCNA
6 23 (4.75%) Security Cleared
7 20 (4.13%) Azure Certification
8 19 (3.93%) SC Cleared
9 17 (3.51%) CCNP
10 16 (3.31%) Microsoft Certification
11 15 (3.10%) CISSP
11 15 (3.10%) PMI Certification
11 15 (3.10%) PMP
12 13 (2.69%) AWS Certified Solutions Architect
13 10 (2.07%) ITIL Foundation Certificate
14 3 (0.62%) CCIE
15 2 (0.41%) Master's Degree
15 2 (0.41%) TOGAF Certification
16 1 (0.21%) AWS Certified DevOps Engineer
16 1 (0.21%) CompTIA Security+
Quality Assurance & Compliance
1 35 (7.23%) GDPR
2 17 (3.51%) QA
3 15 (3.10%) Cyber Essentials
3 15 (3.10%) Cyber Essentials PLUS
4 14 (2.89%) HIPAA
5 12 (2.48%) SLA
6 6 (1.24%) ISO/IEC 27001
7 4 (0.83%) PCI DSS
8 3 (0.62%) NIST
8 3 (0.62%) Sarbanes-Oxley
9 2 (0.41%) SOC 2
10 1 (0.21%) Data Quality
10 1 (0.21%) NEBOSH
10 1 (0.21%) SEPA
System Software
1 112 (23.14%) Docker
2 25 (5.17%) VMware Infrastructure
3 23 (4.75%) Active Directory
4 8 (1.65%) Hyper-V
5 6 (1.24%) VMware ESXi
6 4 (0.83%) Virtual Machines
7 2 (0.41%) KVM
7 2 (0.41%) Virtual Desktop
7 2 (0.41%) vSphere
8 1 (0.21%) ACF2
8 1 (0.21%) Apache ZooKeeper
8 1 (0.21%) Corosync
8 1 (0.21%) Job Entry Subsystem
8 1 (0.21%) Kamailio
8 1 (0.21%) RACF
Systems Management
1 144 (29.75%) Terraform
2 137 (28.31%) Kubernetes
3 98 (20.25%) Ansible
3 98 (20.25%) Prometheus
4 68 (14.05%) Argo
5 67 (13.84%) Kustomize
6 26 (5.37%) Grafana
7 16 (3.31%) Microsoft Intune
8 11 (2.27%) Failover Clustering
8 11 (2.27%) Nagios
9 10 (2.07%) SCCM
10 5 (1.03%) FortiGate
11 4 (0.83%) Progress Chef
12 3 (0.62%) SCOM
13 2 (0.41%) NetBackup
13 2 (0.41%) Single Sign-On
13 2 (0.41%) vCenter Server
14 1 (0.21%) Active Directory Federation Services
14 1 (0.21%) Bugsnag
14 1 (0.21%) Istio
Vendors
1 89 (18.39%) Google
2 70 (14.46%) Microsoft
3 29 (5.99%) VMware
4 18 (3.72%) SAP
5 15 (3.10%) SolarWinds
6 11 (2.27%) Cisco
7 9 (1.86%) Databricks
8 8 (1.65%) Oracle
8 8 (1.65%) Palo Alto
9 7 (1.45%) EMC
10 6 (1.24%) Citrix
11 5 (1.03%) Fortinet
11 5 (1.03%) Meraki
12 4 (0.83%) Arista
12 4 (0.83%) F5
12 4 (0.83%) Red Hat
12 4 (0.83%) TOWER Software
13 3 (0.62%) IBM
13 3 (0.62%) Rockwell
13 3 (0.62%) Siemens