High Availability Job Trends in the City of London

High Availability
Central London > City of London

The table below provides summary statistics and salary benchmarking for jobs advertised in the City of London requiring High Availability skills. It covers permanent job vacancies from the 6 months leading up to 26 September 2026, with comparisons to the same periods in the previous two years.

6 months to
26 Sep 2026
Same period 2025 Same period 2024
Rank 108 105 117
Rank change year-on-year -3 +12 +18
Permanent jobs citing High Availability 23 30 52
As % of all permanent jobs in the City of London 0.78% 1.78% 1.79%
As % of the Processes & Methodologies category 0.98% 1.85% 1.92%
Number of salaries quoted 21 29 31
10th Percentile £60,000 £62,500 £60,000
25th Percentile £75,000 £67,500 £69,350
Median annual salary (50th Percentile) £80,000 £80,000 £76,500
Median % change year-on-year - +4.58% -10.00%
75th Percentile £93,750 £100,000 £95,000
90th Percentile £95,000 £130,000 £112,500
Central London median annual salary £80,000 £80,000 £76,500
% change year-on-year - +4.58% +2.00%

All Process & 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 2,358 1,621 2,707
As % of all permanent jobs advertised in the City of London 80.40% 96.03% 93.25%
Number of salaries quoted 1,722 1,294 1,802
10th Percentile £47,500 £39,615 £43,525
25th Percentile £61,250 £55,000 £55,000
Median annual salary (50th Percentile) £80,000 £72,500 £75,000
Median % change year-on-year +10.34% -3.33% -
75th Percentile £100,000 £95,000 £95,000
90th Percentile £102,500 £122,500 £112,500
Central London median annual salary £80,000 £75,000 £72,500
% change year-on-year +6.67% +3.45% -1.69%

High Availability
Job Vacancy Trend in the City of London

Historical trend showing the proportion of permanent IT job postings citing High Availability relative to all permanent IT jobs advertised in the City of London.

High Availability job vacancy trend in the City of London

High Availability
Salary Trend in the City of London

Salary distribution trend for jobs in the City of London citing High Availability.

Salary distribution trend for jobs in the City of London citing High Availability

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 26 September 2026.

Salary histogram for High Availability in the City of London

High Availability
Co-Occurring Skills & Capabilities in the City of London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 1 (4.35%) SharePoint
Applications
1 1 (4.35%) Chatbot
1 1 (4.35%) PlantUML
Cloud Services
1 13 (56.52%) Azure
2 6 (26.09%) Azure Cosmos DB
2 6 (26.09%) Azure Data Factory
2 6 (26.09%) Azure DevOps
2 6 (26.09%) Power Platform
3 4 (17.39%) AWS
4 2 (8.70%) Datadog
5 1 (4.35%) PaaS
5 1 (4.35%) SaaS
5 1 (4.35%) Serverless
Communications & Networking
1 4 (17.39%) Firewall
1 4 (17.39%) Network Security
1 4 (17.39%) VLAN
2 2 (8.70%) BGP
2 2 (8.70%) Cisco ISE
2 2 (8.70%) Cisco Nexus
2 2 (8.70%) LAN
2 2 (8.70%) MPLS
2 2 (8.70%) OSPF
2 2 (8.70%) SD-WAN
2 2 (8.70%) TACACS
2 2 (8.70%) WAN
2 2 (8.70%) Wireless
Database & Business Intelligence
1 7 (30.43%) Azure SQL Database
1 7 (30.43%) SQL Server
2 6 (26.09%) Power BI
3 1 (4.35%) Metadata
3 1 (4.35%) MongoDB
General
1 4 (17.39%) Finance
2 3 (13.04%) Analytical Skills
2 3 (13.04%) Law
2 3 (13.04%) Social Skills
3 2 (8.70%) Legal
4 1 (4.35%) Banking
4 1 (4.35%) Retail Banking
Job Titles
1 6 (26.09%) Platform Engineer
2 5 (21.74%) Data Engineer
3 4 (17.39%) Network Engineer
4 3 (13.04%) Principal Engineer
4 3 (13.04%) Senior
5 2 (8.70%) Analyst
5 2 (8.70%) Cloud Engineer
5 2 (8.70%) Data Centre Manager
5 2 (8.70%) Data Manager
5 2 (8.70%) Developer
5 2 (8.70%) Java Engineer
5 2 (8.70%) Lead
5 2 (8.70%) Lead Network Engineer
5 2 (8.70%) Operations Analyst
5 2 (8.70%) Principal Java Engineer
5 2 (8.70%) Senior Cloud Engineer
5 2 (8.70%) Senior Network Engineer
6 1 (4.35%) Database Engineer
6 1 (4.35%) Senior Java Developer
6 1 (4.35%) Solutions Architect
Libraries, Frameworks & Software Standards
1 9 (39.13%) Terraform
2 4 (17.39%) Kafka
3 3 (13.04%) Spring
3 3 (13.04%) Spring Boot
4 2 (8.70%) .NET
4 2 (8.70%) 802.1X
4 2 (8.70%) Node.js
4 2 (8.70%) OpenTelemetry
5 1 (4.35%) .NET Framework
5 1 (4.35%) ASP.NET
5 1 (4.35%) ASP.NET Core
5 1 (4.35%) ASP.NET Web API
5 1 (4.35%) Entity Framework
5 1 (4.35%) REST
Miscellaneous
1 7 (30.43%) Cloud Native
2 5 (21.74%) Distributed Systems
3 4 (17.39%) Data Centre
4 2 (8.70%) Driving Licence
4 2 (8.70%) Enterprise Software
5 1 (4.35%) Analytical Mindset
5 1 (4.35%) Clustering
5 1 (4.35%) Product Ownership
5 1 (4.35%) PropTech
5 1 (4.35%) Replication
Processes & Methodologies
1 11 (47.83%) CI/CD
1 11 (47.83%) DevOps
2 9 (39.13%) Disaster Recovery
2 9 (39.13%) Platform Engineering
3 7 (30.43%) Data Pipeline
3 7 (30.43%) Mentoring
4 6 (26.09%) AI
4 6 (26.09%) Build Automation
4 6 (26.09%) Business Intelligence
4 6 (26.09%) Data Engineering
4 6 (26.09%) Performance Tuning
5 5 (21.74%) Continuous Improvement
5 5 (21.74%) Infrastructure as Code
5 5 (21.74%) Observability
5 5 (21.74%) Technical Leadership
6 3 (13.04%) Agile
6 3 (13.04%) Collaborative Engineering
6 3 (13.04%) Data-Driven Decision Making
6 3 (13.04%) Microservices
6 3 (13.04%) Software Architecture
Programming Languages
1 9 (39.13%) PowerShell
2 8 (34.78%) SQL
3 5 (21.74%) Python
4 3 (13.04%) Java
5 2 (8.70%) Bash
5 2 (8.70%) Bicep
5 2 (8.70%) C#
5 2 (8.70%) Go
6 1 (4.35%) JavaScript
6 1 (4.35%) Kotlin
6 1 (4.35%) TypeScript
Qualifications
1 2 (8.70%) AWS Certification
Quality Assurance & Compliance
1 2 (8.70%) ISO 14000
1 2 (8.70%) ISO/IEC 27001
2 1 (4.35%) GDPR
Systems Management
1 4 (17.39%) Kubernetes
2 2 (8.70%) FortiGate
Vendors
1 5 (21.74%) Microsoft
2 2 (8.70%) Cisco
2 2 (8.70%) Palo Alto
3 1 (4.35%) ServiceNow