High Availability Jobs in the City of London

High Availability
Central London > City of London

The table below provides summary statistics for permanent job vacancies advertised in the City of 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 112 157 176
Rank change year-on-year +45 +19 +71
Permanent jobs citing High Availability 27 21 54
As % of all permanent jobs advertised in the City of London 1.38% 0.63% 1.21%
As % of the Processes & Methodologies category 1.43% 0.68% 1.27%
Number of salaries quoted 20 19 34
10th Percentile £67,250 £56,000 £56,363
25th Percentile £67,500 £65,625 £65,313
Median annual salary (50th Percentile) £76,250 £70,000 £75,000
Median % change year-on-year +8.93% -6.67% -14.29%
75th Percentile £98,438 £90,000 £115,000
90th Percentile £131,000 £99,000 £120,000
Central London median annual salary £77,500 £70,000 £72,500
% change year-on-year +10.71% -3.45% -14.71%

All Process and Methodology Skills
City of 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 the City of London.

Permanent vacancies with a requirement for process or methodology skills 1,884 3,067 4,261
As % of all permanent jobs advertised in the City of London 96.32% 91.66% 95.20%
Number of salaries quoted 1,417 2,382 3,541
10th Percentile £42,500 £41,325 £42,500
25th Percentile £54,000 £55,000 £56,250
Median annual salary (50th Percentile) £75,000 £75,000 £75,000
Median % change year-on-year - - +3.45%
75th Percentile £97,500 £95,000 £100,000
90th Percentile £122,500 £112,500 £115,000
Central London median annual salary £75,000 £72,500 £75,000
% change year-on-year +3.45% -3.33% +3.45%

High Availability
Job Vacancy Trend in the City of London

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

Job vacancy trend for High Availability in the City of London

High Availability
Salary Trend in the City of London

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

Salary trend for High Availability in the City of London

High Availability
Salary Histogram in the City of London

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

Salary histogram for High Availability in the City of London

High Availability
Co-occurring Skills and Capabilities in the City of 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 5 (18.52%) Microsoft Exchange
2 1 (3.70%) Alfresco
2 1 (3.70%) Apache
2 1 (3.70%) Camunda
2 1 (3.70%) SharePoint
Business Applications
1 2 (7.41%) Payment Gateway
Cloud Services
1 11 (40.74%) Azure
2 8 (29.63%) AWS
3 3 (11.11%) Power Platform
3 3 (11.11%) Virtual Private Cloud
4 2 (7.41%) Amazon ECS
4 2 (7.41%) Amazon SQS
4 2 (7.41%) AWS Lambda
4 2 (7.41%) Entra ID
4 2 (7.41%) GCP
4 2 (7.41%) Microsoft 365
4 2 (7.41%) Pulumi
4 2 (7.41%) SaaS
4 2 (7.41%) Serverless
5 1 (3.70%) Amazon EKS
5 1 (3.70%) Amazon MSK
5 1 (3.70%) AWS CodePipeline
5 1 (3.70%) Azure AKS
5 1 (3.70%) Azure DevOps
5 1 (3.70%) Azure Monitor
5 1 (3.70%) Cloud Computing
Communications & Networking
1 5 (18.52%) Broadband
2 2 (7.41%) Network Security
2 2 (7.41%) SD-WAN
2 2 (7.41%) VPN
3 1 (3.70%) Cisco Wireless
3 1 (3.70%) Firewall
3 1 (3.70%) HSRP
3 1 (3.70%) LAN
3 1 (3.70%) TCP/IP
3 1 (3.70%) VLAN
3 1 (3.70%) WAN
3 1 (3.70%) Wireless
Database & Business Intelligence
1 3 (11.11%) ClickHouse
1 3 (11.11%) SQL Server
2 2 (7.41%) Data Hub
2 2 (7.41%) Data Lake
2 2 (7.41%) DynamoDB
2 2 (7.41%) Metadata
2 2 (7.41%) NoSQL
2 2 (7.41%) OLAP
2 2 (7.41%) OLTP
2 2 (7.41%) Power BI
2 2 (7.41%) RDBMS
2 2 (7.41%) Relational Database
2 2 (7.41%) SQL CLR
2 2 (7.41%) SQL Server Analysis Services
2 2 (7.41%) SQL Server Reporting Services
3 1 (3.70%) Amazon RDS
3 1 (3.70%) KDB
3 1 (3.70%) Kdb+
3 1 (3.70%) MySQL
3 1 (3.70%) Redis
Development Applications
1 4 (14.81%) Jenkins
2 2 (7.41%) Jaeger
General
1 13 (48.15%) Finance
2 10 (37.04%) Social Skills
3 5 (18.52%) Banking
4 4 (14.81%) Analytical Skills
5 2 (7.41%) Back Office
5 2 (7.41%) Inclusion and Diversity
6 1 (3.70%) Financial Institution
6 1 (3.70%) Front Office
6 1 (3.70%) Multimedia
Job Titles
1 6 (22.22%) Developer
2 5 (18.52%) Infrastructure Engineer
2 5 (18.52%) Lead
3 4 (14.81%) Senior
4 3 (11.11%) Azure Engineer
4 3 (11.11%) Cloud Engineer
4 3 (11.11%) Team Leader
5 2 (7.41%) Engineering Manager
5 2 (7.41%) Infrastructure Operations Engineer
5 2 (7.41%) IT Engineer
5 2 (7.41%) IT Infrastructure Engineer
5 2 (7.41%) Microsoft Developer
5 2 (7.41%) Network Engineer
5 2 (7.41%) Operations Engineer
5 2 (7.41%) Platform Engineer
5 2 (7.41%) SaaS Developer
5 2 (7.41%) Senior Developer
5 2 (7.41%) Senior Microsoft Developer
5 2 (7.41%) Senior SQL Developer
5 2 (7.41%) SQL Developer
Libraries, Frameworks & Software Standards
1 3 (11.11%) Spring
2 2 (7.41%) Elastic Stack
2 2 (7.41%) Node.js
2 2 (7.41%) OpenTelemetry
2 2 (7.41%) REST
3 1 (3.70%) AngularJS
3 1 (3.70%) Apache NiFi
3 1 (3.70%) Hibernate
3 1 (3.70%) HTML
3 1 (3.70%) JPA
3 1 (3.70%) JSON
3 1 (3.70%) Kafka
3 1 (3.70%) RabbitMQ
3 1 (3.70%) React
3 1 (3.70%) Spring Boot
Miscellaneous
1 3 (11.11%) Cloud Native
2 2 (7.41%) Cyber Threat
2 2 (7.41%) Foreign Exchange (FX)
2 2 (7.41%) Private Cloud
3 1 (3.70%) Clustering
3 1 (3.70%) Derivative
3 1 (3.70%) Distributed Systems
3 1 (3.70%) Equities
3 1 (3.70%) Fixed Income
3 1 (3.70%) Hedge funds
3 1 (3.70%) Industrial Internet of Things
3 1 (3.70%) Management Information System
3 1 (3.70%) Operational Technology
3 1 (3.70%) SCADA
3 1 (3.70%) Security Posture
Operating Systems
1 9 (33.33%) Linux
2 7 (25.93%) Unix
3 3 (11.11%) Windows
3 3 (11.11%) Windows Server
3 3 (11.11%) Windows Server 2019
4 1 (3.70%) Solaris
4 1 (3.70%) Windows Server 2016
Processes & Methodologies
1 13 (48.15%) DevOps
2 11 (40.74%) Problem-Solving
3 10 (37.04%) CI/CD
4 9 (33.33%) Infrastructure as Code
5 8 (29.63%) Infrastructure Engineering
6 7 (25.93%) Mentoring
7 6 (22.22%) Roadmaps
8 5 (18.52%) Agile
8 5 (18.52%) Computer Science
8 5 (18.52%) Disaster Recovery
8 5 (18.52%) Fintech
8 5 (18.52%) Migration
8 5 (18.52%) Performance Optimisation
8 5 (18.52%) Product Management
9 4 (14.81%) Incident Management
9 4 (14.81%) Infrastructure Automation
10 3 (11.11%) Broadcast Engineering
10 3 (11.11%) Data-Driven Decision Making
10 3 (11.11%) Decision-Making
10 3 (11.11%) Task Automation
Programming Languages
1 6 (22.22%) Python
1 6 (22.22%) SQL
2 5 (18.52%) Java
3 4 (14.81%) Bash
4 3 (11.11%) C++
4 3 (11.11%) PowerShell
5 2 (7.41%) C#
5 2 (7.41%) Go
5 2 (7.41%) JavaScript
5 2 (7.41%) T-SQL
5 2 (7.41%) TypeScript
6 1 (3.70%) Perl
Qualifications
1 5 (18.52%) Computer Science Degree
1 5 (18.52%) Degree
2 3 (11.11%) AWS Certification
2 3 (11.11%) Azure Certification
2 3 (11.11%) Microsoft Certification
3 1 (3.70%) CCIE
3 1 (3.70%) CCNP
3 1 (3.70%) Cisco Certification
3 1 (3.70%) Master's Degree
3 1 (3.70%) SC Cleared
3 1 (3.70%) Security Cleared
Quality Assurance & Compliance
1 2 (7.41%) GDPR
1 2 (7.41%) PCI DSS
1 2 (7.41%) QA
1 2 (7.41%) SLA
2 1 (3.70%) ISO/IEC 27001
2 1 (3.70%) NIST
System Software
1 4 (14.81%) Active Directory
2 3 (11.11%) Docker
3 2 (7.41%) VMware Infrastructure
4 1 (3.70%) Apache ZooKeeper
Systems Management
1 8 (29.63%) Ansible
2 7 (25.93%) Terraform
3 6 (22.22%) Prometheus
4 5 (18.52%) Kubernetes
5 3 (11.11%) Argo
5 3 (11.11%) Grafana
5 3 (11.11%) Microsoft Intune
5 3 (11.11%) SCOM
6 2 (7.41%) Failover Clustering
6 2 (7.41%) Kustomize
6 2 (7.41%) SCCM
7 1 (3.70%) Istio
7 1 (3.70%) NetBackup
Vendors
1 6 (22.22%) Google
2 5 (18.52%) Microsoft
2 5 (18.52%) VMware
3 1 (3.70%) Cisco
3 1 (3.70%) EMC
3 1 (3.70%) NetApp
3 1 (3.70%) Red Hat
3 1 (3.70%) SolarWinds