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 24 February 2026, with comparisons to the same periods in the previous two years.

6 months to
24 Feb 2026
Same period 2025 Same period 2024
Rank 122 97 144
Rank change year-on-year -25 +47 +66
Permanent jobs citing High Availability 22 55 36
As % of all permanent jobs in the City of London 0.78% 2.25% 1.16%
As % of the Processes & Methodologies category 0.91% 2.35% 1.24%
Number of salaries quoted 19 34 34
10th Percentile £54,000 £64,875 £54,000
25th Percentile £66,875 £72,500 £63,438
Median annual salary (50th Percentile) £75,000 £76,500 £77,500
Median % change year-on-year -1.96% -1.29% -8.82%
75th Percentile £92,500 £112,500 £88,750
90th Percentile £116,500 £137,500 £112,000
Central London median annual salary £77,500 £76,500 £77,500
% change year-on-year +1.31% -1.29% +6.90%

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 2,410 2,345 2,902
As % of all permanent jobs advertised in the City of London 85.31% 96.07% 93.13%
Number of salaries quoted 1,726 1,536 2,550
10th Percentile £45,000 £42,500 £40,475
25th Percentile £58,750 £55,000 £55,000
Median annual salary (50th Percentile) £80,000 £75,000 £75,000
Median % change year-on-year +6.67% - -
75th Percentile £100,000 £97,500 £97,500
90th Percentile £108,750 £117,750 £115,000
Central London median annual salary £80,000 £75,000 £74,000
% change year-on-year +6.67% +1.35% -1.33%

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 24 February 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 4 (18.18%) Microsoft Exchange
2 3 (13.64%) SharePoint
3 1 (4.55%) Apache Spark
3 1 (4.55%) Site Server
Applications
1 2 (9.09%) Microsoft Excel
1 2 (9.09%) Microsoft Office
Cloud Services
1 14 (63.64%) AWS
2 11 (50.00%) Azure
3 4 (18.18%) Amazon EC2
3 4 (18.18%) Azure DevOps
3 4 (18.18%) SaaS
4 3 (13.64%) Amazon EKS
4 3 (13.64%) AWS CloudFormation
4 3 (13.64%) Entra ID
4 3 (13.64%) GCP
4 3 (13.64%) Microsoft 365
4 3 (13.64%) Microsoft Purview
4 3 (13.64%) Virtual Private Cloud
5 2 (9.09%) Amazon ECS
5 2 (9.09%) Amazon ElastiCache
5 2 (9.09%) Amazon OpenSearch
5 2 (9.09%) Amazon S3
5 2 (9.09%) CloudFront
5 2 (9.09%) Mimecast
5 2 (9.09%) Snowflake
5 2 (9.09%) Tessian
Communications & Networking
1 1 (4.55%) Broadband
1 1 (4.55%) iSCSI
1 1 (4.55%) Kerberos
1 1 (4.55%) NAS
Database & Business Intelligence
1 3 (13.64%) Amazon RDS
1 3 (13.64%) Relational Database
2 2 (9.09%) Amazon Aurora
2 2 (9.09%) Data Warehouse
2 2 (9.09%) NoSQL
3 1 (4.55%) Amazon Redshift
3 1 (4.55%) Apache Hive
3 1 (4.55%) Big Data
3 1 (4.55%) Data Lake
3 1 (4.55%) DynamoDB
3 1 (4.55%) Hadoop
3 1 (4.55%) RDBMS
Development Applications
1 1 (4.55%) Bitbucket
1 1 (4.55%) Jaeger
1 1 (4.55%) MLflow
General
1 10 (45.45%) Social Skills
2 6 (27.27%) Finance
3 2 (9.09%) Banking
3 2 (9.09%) Legal
4 1 (4.55%) Financial Institution
4 1 (4.55%) Inclusion and Diversity
4 1 (4.55%) Investment Banking
Job Titles
1 5 (22.73%) Cloud Engineer
1 5 (22.73%) Senior
2 3 (13.64%) Applications Manager
2 3 (13.64%) Developer
2 3 (13.64%) DevOps Engineer
2 3 (13.64%) Infrastructure Engineer
2 3 (13.64%) Lead
2 3 (13.64%) Senior Infrastructure Engineer
2 3 (13.64%) Service Manager
3 2 (9.09%) Analyst
3 2 (9.09%) Architect
3 2 (9.09%) AWS Engineer
3 2 (9.09%) AWS Platform Engineer
3 2 (9.09%) Cloud Platform Engineer
3 2 (9.09%) Operational Support Analyst
3 2 (9.09%) Operations Analyst
3 2 (9.09%) Operations Support Analyst
3 2 (9.09%) Platform Engineer
3 2 (9.09%) Senior Cloud Engineer
3 2 (9.09%) Support Analyst
Libraries, Frameworks & Software Standards
1 2 (9.09%) FIX Protocol
1 2 (9.09%) Kafka
1 2 (9.09%) Loki
1 2 (9.09%) OpenTelemetry
2 1 (4.55%) .NET
2 1 (4.55%) ARM Templates
2 1 (4.55%) Elastic Stack
2 1 (4.55%) HTML
2 1 (4.55%) JDBC
2 1 (4.55%) LDAP
2 1 (4.55%) Next.js
2 1 (4.55%) Node.js
2 1 (4.55%) OAuth
2 1 (4.55%) OAuth2
2 1 (4.55%) ODBC
2 1 (4.55%) RESTful
2 1 (4.55%) Semantic Kernel
2 1 (4.55%) Spring
2 1 (4.55%) Spring Boot
2 1 (4.55%) Web Services
Miscellaneous
1 4 (18.18%) Reinsurance
2 2 (9.09%) Cloud Native
2 2 (9.09%) Distributed Systems
3 1 (4.55%) Distributed Architecture
3 1 (4.55%) Enterprise Software
3 1 (4.55%) Hybrid Cloud
3 1 (4.55%) Private Cloud
3 1 (4.55%) Product Ownership
3 1 (4.55%) Security Posture
Operating Systems
1 7 (31.82%) Linux
2 4 (18.18%) Unix
3 2 (9.09%) Windows
4 1 (4.55%) Windows Server
Processes & Methodologies
1 10 (45.45%) DevOps
2 9 (40.91%) CI/CD
3 8 (36.36%) Infrastructure as Code
4 5 (22.73%) AI
4 5 (22.73%) Disaster Recovery
4 5 (22.73%) Infrastructure Engineering
4 5 (22.73%) Observability
5 4 (18.18%) Analytics
5 4 (18.18%) Machine Learning
5 4 (18.18%) Site Reliability Engineering
6 3 (13.64%) Cloud Security
6 3 (13.64%) Containerisation
6 3 (13.64%) Cost Optimisation
6 3 (13.64%) Data Governance
6 3 (13.64%) Data Pipeline
6 3 (13.64%) Infrastructure Automation
6 3 (13.64%) Mentoring
6 3 (13.64%) Problem-Solving
6 3 (13.64%) Release Management
6 3 (13.64%) Tech Ops
Programming Languages
1 11 (50.00%) Python
2 9 (40.91%) SQL
3 8 (36.36%) Bash
4 3 (13.64%) Java
5 2 (9.09%) PowerShell
6 1 (4.55%) Bicep
6 1 (4.55%) Go
6 1 (4.55%) JavaScript
6 1 (4.55%) Korn
Qualifications
1 6 (27.27%) Degree
2 2 (9.09%) AWS Certification
3 1 (4.55%) AWS Certified Solutions Architect
3 1 (4.55%) Computer Science Degree
3 1 (4.55%) DV Cleared
3 1 (4.55%) SC Cleared
3 1 (4.55%) Security Cleared
Quality Assurance & Compliance
1 2 (9.09%) Cyber Essentials
1 2 (9.09%) GDPR
1 2 (9.09%) ISO/IEC 27001
2 1 (4.55%) Basel III
2 1 (4.55%) MiFID
2 1 (4.55%) SOC 2
System Software
1 5 (22.73%) Docker
2 4 (18.18%) Active Directory
3 2 (9.09%) Virtual Desktop
4 1 (4.55%) Hyper-V
Systems Management
1 10 (45.45%) Kubernetes
1 10 (45.45%) Terraform
2 6 (27.27%) Grafana
3 5 (22.73%) Prometheus
4 3 (13.64%) Microsoft Intune
5 2 (9.09%) Ansible
5 2 (9.09%) Argo
6 1 (4.55%) Kustomize
Vendors
1 6 (27.27%) Microsoft
2 3 (13.64%) ServiceNow
3 2 (9.09%) Atlassian
3 2 (9.09%) iManage
3 2 (9.09%) Intapp
4 1 (4.55%) Bloomberg
4 1 (4.55%) Cisco
4 1 (4.55%) Databricks
4 1 (4.55%) Dell
4 1 (4.55%) Google
4 1 (4.55%) Juniper
4 1 (4.55%) Meraki
4 1 (4.55%) Refinitiv