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

6 months to
14 Feb 2026
Same period 2025 Same period 2024
Rank 125 100 140
Rank change year-on-year -25 +40 +68
Permanent jobs citing High Availability 21 58 35
As % of all permanent jobs in the City of London 0.77% 2.29% 1.11%
As % of the Processes & Methodologies category 0.90% 2.39% 1.20%
Number of salaries quoted 18 35 33
10th Percentile £53,500 £65,250 £53,500
25th Percentile £66,563 £72,500 £62,500
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 £90,000
90th Percentile £119,125 £137,500 £113,000
Central London median annual salary £75,000 £76,500 £77,500
% change year-on-year -1.96% -1.29% +3.33%

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 2,334 2,431 2,927
As % of all permanent jobs advertised in the City of London 85.34% 95.78% 93.16%
Number of salaries quoted 1,699 1,562 2,590
10th Percentile £45,000 £46,025 £39,750
25th Percentile £59,750 £55,531 £53,750
Median annual salary (50th Percentile) £80,000 £75,000 £74,000
Median % change year-on-year +6.67% +1.35% -1.33%
75th Percentile £100,000 £97,500 £96,250
90th Percentile £110,000 £117,500 £115,000
Central London median annual salary £80,000 £75,000 £72,500
% change year-on-year +6.67% +3.45% -3.33%

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 14 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 3 (14.29%) Microsoft Exchange
2 2 (9.52%) SharePoint
3 1 (4.76%) Apache Spark
3 1 (4.76%) Site Server
Applications
1 2 (9.52%) Microsoft Excel
1 2 (9.52%) Microsoft Office
Cloud Services
1 14 (66.67%) AWS
2 10 (47.62%) Azure
3 4 (19.05%) Amazon EC2
3 4 (19.05%) Azure DevOps
4 3 (14.29%) Amazon EKS
4 3 (14.29%) AWS CloudFormation
4 3 (14.29%) GCP
4 3 (14.29%) SaaS
4 3 (14.29%) Virtual Private Cloud
5 2 (9.52%) Amazon CloudWatch
5 2 (9.52%) Amazon ECS
5 2 (9.52%) Amazon ElastiCache
5 2 (9.52%) Amazon OpenSearch
5 2 (9.52%) Amazon S3
5 2 (9.52%) AWS Lambda
5 2 (9.52%) CloudFront
5 2 (9.52%) Entra ID
5 2 (9.52%) Microsoft 365
5 2 (9.52%) Microsoft Purview
5 2 (9.52%) Snowflake
Communications & Networking
1 1 (4.76%) Broadband
1 1 (4.76%) iSCSI
1 1 (4.76%) Kerberos
1 1 (4.76%) NAS
Database & Business Intelligence
1 3 (14.29%) Amazon RDS
1 3 (14.29%) Relational Database
2 2 (9.52%) Amazon Aurora
2 2 (9.52%) Data Warehouse
2 2 (9.52%) NoSQL
3 1 (4.76%) Amazon Redshift
3 1 (4.76%) Apache Hive
3 1 (4.76%) Big Data
3 1 (4.76%) Data Lake
3 1 (4.76%) DynamoDB
3 1 (4.76%) Hadoop
3 1 (4.76%) RDBMS
Development Applications
1 1 (4.76%) Bitbucket
1 1 (4.76%) Jaeger
1 1 (4.76%) MLflow
General
1 10 (47.62%) Social Skills
2 6 (28.57%) Finance
3 2 (9.52%) Banking
4 1 (4.76%) Financial Institution
4 1 (4.76%) Inclusion and Diversity
4 1 (4.76%) Investment Banking
4 1 (4.76%) Legal
Job Titles
1 4 (19.05%) Cloud Engineer
1 4 (19.05%) Senior
2 3 (14.29%) Applications Manager
2 3 (14.29%) Developer
2 3 (14.29%) DevOps Engineer
2 3 (14.29%) Lead
2 3 (14.29%) Service Manager
3 2 (9.52%) Analyst
3 2 (9.52%) Architect
3 2 (9.52%) AWS Engineer
3 2 (9.52%) AWS Platform Engineer
3 2 (9.52%) Cloud Platform Engineer
3 2 (9.52%) Infrastructure Engineer
3 2 (9.52%) Operational Support Analyst
3 2 (9.52%) Operations Analyst
3 2 (9.52%) Operations Support Analyst
3 2 (9.52%) Platform Engineer
3 2 (9.52%) Senior Infrastructure Engineer
3 2 (9.52%) Support Analyst
4 1 (4.76%) Operations Engineer
Libraries, Frameworks & Software Standards
1 2 (9.52%) FIX Protocol
1 2 (9.52%) Kafka
1 2 (9.52%) Loki
1 2 (9.52%) OpenTelemetry
2 1 (4.76%) .NET
2 1 (4.76%) ARM Templates
2 1 (4.76%) Elastic Stack
2 1 (4.76%) HTML
2 1 (4.76%) JDBC
2 1 (4.76%) LDAP
2 1 (4.76%) Next.js
2 1 (4.76%) Node.js
2 1 (4.76%) OAuth
2 1 (4.76%) OAuth2
2 1 (4.76%) ODBC
2 1 (4.76%) RESTful
2 1 (4.76%) Semantic Kernel
2 1 (4.76%) Spring
2 1 (4.76%) Spring Boot
2 1 (4.76%) Web Services
Miscellaneous
1 4 (19.05%) Reinsurance
2 2 (9.52%) Cloud Native
2 2 (9.52%) Distributed Systems
3 1 (4.76%) Distributed Architecture
3 1 (4.76%) Enterprise Software
3 1 (4.76%) Hybrid Cloud
3 1 (4.76%) Private Cloud
3 1 (4.76%) Product Ownership
3 1 (4.76%) Security Posture
Operating Systems
1 7 (33.33%) Linux
2 4 (19.05%) Unix
3 2 (9.52%) Windows
4 1 (4.76%) Windows Server
Processes & Methodologies
1 10 (47.62%) DevOps
2 9 (42.86%) CI/CD
3 8 (38.10%) Infrastructure as Code
4 5 (23.81%) AI
4 5 (23.81%) Disaster Recovery
4 5 (23.81%) Observability
5 4 (19.05%) Analytics
5 4 (19.05%) Infrastructure Engineering
5 4 (19.05%) Machine Learning
5 4 (19.05%) Site Reliability Engineering
6 3 (14.29%) Cloud Security
6 3 (14.29%) Containerisation
6 3 (14.29%) Cost Optimisation
6 3 (14.29%) Data Governance
6 3 (14.29%) Data Pipeline
6 3 (14.29%) Infrastructure Automation
6 3 (14.29%) Mentoring
6 3 (14.29%) Problem-Solving
6 3 (14.29%) Release Management
6 3 (14.29%) Tech Ops
Programming Languages
1 11 (52.38%) Python
2 9 (42.86%) SQL
3 8 (38.10%) Bash
4 3 (14.29%) Java
5 2 (9.52%) PowerShell
6 1 (4.76%) Bicep
6 1 (4.76%) Go
6 1 (4.76%) JavaScript
6 1 (4.76%) Korn
Qualifications
1 6 (28.57%) Degree
2 2 (9.52%) AWS Certification
3 1 (4.76%) AWS Certified Solutions Architect
3 1 (4.76%) Computer Science Degree
3 1 (4.76%) DV Cleared
3 1 (4.76%) SC Cleared
3 1 (4.76%) Security Cleared
Quality Assurance & Compliance
1 2 (9.52%) GDPR
1 2 (9.52%) ISO/IEC 27001
2 1 (4.76%) Basel III
2 1 (4.76%) Cyber Essentials
2 1 (4.76%) MiFID
2 1 (4.76%) SOC 2
System Software
1 5 (23.81%) Docker
2 3 (14.29%) Active Directory
3 1 (4.76%) Hyper-V
3 1 (4.76%) Virtual Desktop
Systems Management
1 10 (47.62%) Kubernetes
2 9 (42.86%) Terraform
3 6 (28.57%) Grafana
4 5 (23.81%) Prometheus
5 2 (9.52%) Ansible
5 2 (9.52%) Argo
5 2 (9.52%) Microsoft Intune
6 1 (4.76%) Kustomize
Vendors
1 5 (23.81%) Microsoft
2 3 (14.29%) ServiceNow
3 2 (9.52%) Atlassian
4 1 (4.76%) Bloomberg
4 1 (4.76%) Cisco
4 1 (4.76%) Databricks
4 1 (4.76%) Dell
4 1 (4.76%) Google
4 1 (4.76%) iManage
4 1 (4.76%) Intapp
4 1 (4.76%) Juniper
4 1 (4.76%) Meraki
4 1 (4.76%) Refinitiv