Legacy Systems Job Trends

Legacy System
UK

The table below looks at the prevalence of the term Legacy Systems in permanent job vacancies. Included is a benchmarking guide to the salaries offered in vacancies that cited Legacy Systems over the 6 months leading up to 26 July 2026, comparing them to the same period in the previous two years.

6 months to
26 Jul 2026
Same period 2025 Same period 2024
Rank 283 358 543
Rank change year-on-year +75 +185 -119
Permanent jobs citing Legacy Systems 701 377 307
As % of all permanent jobs in the UK 0.69% 0.76% 0.34%
As % of the Miscellaneous category 2.67% 1.85% 1.03%
Number of salaries quoted 457 255 230
10th Percentile £45,000 £45,000 £37,500
25th Percentile £50,903 £52,500 £46,563
Median annual salary (50th Percentile) £67,921 £65,000 £60,000
Median % change year-on-year +4.49% +8.33% -7.69%
75th Percentile £83,750 £80,000 £82,500
90th Percentile £97,500 £97,500 £117,750
UK excluding London median annual salary £60,000 £60,000 £52,500
% change year-on-year - +14.29% -12.50%

All Generic Skills
UK

Legacy Systems falls under the General and Transferable Skills category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring generic IT skills.

Permanent vacancies with a requirement for generic IT skills 26,213 20,324 29,942
As % of all permanent jobs advertised in the UK 25.93% 41.22% 33.64%
Number of salaries quoted 16,641 10,179 18,395
10th Percentile £31,000 £29,000 £29,750
25th Percentile £41,250 £38,000 £40,000
Median annual salary (50th Percentile) £58,500 £57,000 £55,000
Median % change year-on-year +2.63% +3.64% -14.06%
75th Percentile £80,000 £78,750 £77,500
90th Percentile £100,000 £106,470 £100,000
UK excluding London median annual salary £52,500 £50,000 £50,000
% change year-on-year +5.00% - -9.09%

Legacy Systems
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing Legacy Systems relative to all permanent IT jobs advertised.

Legacy Systems job vacancy trend in the UK

Legacy Systems
Salary Trend

Salary distribution trend for jobs in the UK citing Legacy Systems.

Salary distribution trend for jobs in the UK citing Legacy Systems

Legacy Systems
Salary Histogram

Salary distribution for jobs citing Legacy Systems over the 6 months to 26 July 2026.

Salary histogram for Legacy Systems in the UK

Legacy Systems
Top 17 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Legacy Systems within the UK over the 6 months to 26 July 2026. 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
England +68 627 £67,500 +3.85% 196
UK excluding London +65 477 £60,000 - 119
Work from Home +61 201 £60,000 -4.00% 84
London +28 176 £80,500 +3.87% 107
South West +49 157 £55,000 -24.14% 19
North of England +35 119 £69,305 +4.61% 26
Midlands -38 69 £62,500 +13.64% 15
South East -46 52 £57,402 -0.17% 39
Yorkshire -2 48 £80,000 +23.08% 12
North West +13 46 £69,305 -2.73% 14
West Midlands -37 44 £55,000 - 7
Wales -22 38 £72,500 +31.82% 4
East of England +9 36 £50,000 -20.00% 8
East Midlands -20 25 £67,500 +45.95% 8
North East - 25 £52,500 - 1
Scotland +14 5 £23,500 -52.69% 7
Northern Ireland -65 3 - -

Legacy Systems
Co-Occurring Skills & Capabilities 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
1 106 (15.12%) Microsoft Exchange
2 31 (4.42%) Confluence
3 16 (2.28%) SharePoint Server
4 15 (2.14%) SharePoint
5 11 (1.57%) Anypoint
5 11 (1.57%) Mule
6 5 (0.71%) Apache
6 5 (0.71%) WordPress
7 4 (0.57%) Apache Airflow
8 3 (0.43%) Apache Spark
8 3 (0.43%) CMS
8 3 (0.43%) IIS
8 3 (0.43%) Jupyter
9 2 (0.29%) JBoss
10 1 (0.14%) Appian
10 1 (0.14%) CICS
10 1 (0.14%) ColdFusion
10 1 (0.14%) nginx
10 1 (0.14%) NServiceBus
10 1 (0.14%) SAS
Applications
1 17 (2.43%) MS Visio
2 11 (1.57%) Microsoft Excel
3 9 (1.28%) Microsoft Office
4 5 (0.71%) Spreadsheet
5 2 (0.29%) Microsoft PowerPoint
6 1 (0.14%) Adobe XD
6 1 (0.14%) Simulink
6 1 (0.14%) Sketch
Business Applications
1 22 (3.14%) SAP S/4HANA
2 9 (1.28%) Dynamics CRM
3 7 (1.00%) SAP MDG
4 5 (0.71%) SAP FSCM
4 5 (0.71%) SAP MDG-BP
4 5 (0.71%) Unit4 Business World
5 4 (0.57%) Workday HCM
6 3 (0.43%) Dynamics GP
6 3 (0.43%) SAP CO
6 3 (0.43%) SAP FI
6 3 (0.43%) SAP FI/CO
7 1 (0.14%) Dynamics AX
7 1 (0.14%) Misys Equation
7 1 (0.14%) Misys Midas
7 1 (0.14%) NetSuite
7 1 (0.14%) Oracle Payables
7 1 (0.14%) Oracle Receivables
7 1 (0.14%) Sage 200
7 1 (0.14%) SAP HCM
7 1 (0.14%) Visualfiles
Cloud Services
1 263 (37.52%) Azure
2 121 (17.26%) Microsoft 365
3 117 (16.69%) AWS
4 48 (6.85%) Azure DevOps
5 43 (6.13%) Power Platform
6 38 (5.42%) Serverless
7 28 (3.99%) Dynamics 365
8 27 (3.85%) SaaS
9 26 (3.71%) GCP
10 24 (3.42%) AWS CloudFormation
11 20 (2.85%) Cloud Computing
12 19 (2.71%) GitHub
13 18 (2.57%) AWS Lambda
14 16 (2.28%) Entra ID
15 15 (2.14%) PaaS
16 14 (2.00%) GitHub Actions
16 14 (2.00%) Snowflake
17 13 (1.85%) Azure Service Bus
17 13 (1.85%) Lucidchart
17 13 (1.85%) PowerApps
Communications & Networking
1 110 (15.69%) DNS
2 104 (14.84%) DHCP
3 13 (1.85%) Firewall
4 12 (1.71%) SSL
4 12 (1.71%) WAN
5 9 (1.28%) Network Security
5 9 (1.28%) VPN
6 6 (0.86%) LAN
6 6 (0.86%) Wi-Fi
7 5 (0.71%) HTTP
7 5 (0.71%) TCP/IP
8 3 (0.43%) SAN
9 2 (0.29%) SD-WAN
9 2 (0.29%) Wireless
10 1 (0.14%) Broadband
10 1 (0.14%) DMARC
10 1 (0.14%) Internet
10 1 (0.14%) MQTT
10 1 (0.14%) NAS
Database & Business Intelligence
1 99 (14.12%) Amazon RDS
2 42 (5.99%) SQL Server
3 36 (5.14%) Power BI
4 27 (3.85%) PostgreSQL
5 20 (2.85%) Data Warehouse
6 19 (2.71%) Db2
7 12 (1.71%) MySQL
8 11 (1.57%) Relational Database
9 10 (1.43%) Azure SQL Database
9 10 (1.43%) DTS
10 9 (1.28%) Data Lake
10 9 (1.28%) NoSQL
11 7 (1.00%) BigQuery
11 7 (1.00%) SAP HANA
11 7 (1.00%) SQL Server Integration Services
12 6 (0.86%) DynamoDB
13 5 (0.71%) RDBMS
13 5 (0.71%) Redis
13 5 (0.71%) SAP BW
13 5 (0.71%) Star Schema
Development Applications
1 43 (6.13%) Git
2 33 (4.71%) JIRA
3 16 (2.28%) Jenkins
4 13 (1.85%) JUnit
4 13 (1.85%) Selenium
5 10 (1.43%) GitLab
6 7 (1.00%) JMeter
7 6 (0.86%) Cypress.io
7 6 (0.86%) Mockito
7 6 (0.86%) NUnit
7 6 (0.86%) Visual Studio
8 4 (0.57%) Mocha
8 4 (0.57%) MSI
8 4 (0.57%) Postman
9 3 (0.43%) Eclipse
9 3 (0.43%) MLflow
9 3 (0.43%) Newman
9 3 (0.43%) REST Assured
9 3 (0.43%) TestRail
9 3 (0.43%) Zephyr
General
1 208 (29.67%) Social Skills
2 162 (23.11%) Analytical Skills
3 148 (21.11%) Finance
4 82 (11.70%) Public Sector
5 43 (6.13%) Manufacturing
6 38 (5.42%) Retail
7 36 (5.14%) Inclusion and Diversity
8 30 (4.28%) Law
9 19 (2.71%) Influencing Skills
10 16 (2.28%) Aerospace
10 16 (2.28%) Banking
11 15 (2.14%) Legal
12 13 (1.85%) Documentation Skills
13 9 (1.28%) Electronics
14 8 (1.14%) Games
15 7 (1.00%) Cyber-Physical System
15 7 (1.00%) Investment Banking
16 6 (0.86%) Billing
16 6 (0.86%) Financial Institution
17 5 (0.71%) Telecoms
Job Titles
1 138 (19.69%) Senior
2 113 (16.12%) Developer
3 107 (15.26%) Architect
4 105 (14.98%) Systems Engineer
5 91 (12.98%) Software Engineer
6 58 (8.27%) Lead
7 53 (7.56%) Senior Software Engineer
8 50 (7.13%) Solutions Architect
9 47 (6.70%) Consultant
10 33 (4.71%) Analyst
11 22 (3.14%) Software Developer
12 21 (3.00%) Business Analyst
13 20 (2.85%) Migration Consultant
14 19 (2.71%) Senior Architect
15 17 (2.43%) Senior Developer
16 16 (2.28%) Lead Developer
17 14 (2.00%) Data Engineer
17 14 (2.00%) Project Manager
17 14 (2.00%) Senior Consultant
17 14 (2.00%) Technical Architect
Libraries, Frameworks & Software Standards
1 63 (8.99%) .NET
2 53 (7.56%) React
3 48 (6.85%) Node.js
4 45 (6.42%) Spring Boot
5 42 (5.99%) Spring
6 35 (4.99%) HTML
7 34 (4.85%) WPF
8 33 (4.71%) CSS
9 31 (4.42%) REST
10 30 (4.28%) RESTful
11 29 (4.14%) Vue
12 27 (3.85%) Kafka
13 24 (3.42%) Middleware
14 16 (2.28%) .NET Core
14 16 (2.28%) .NET Framework
14 16 (2.28%) OAuth
15 14 (2.00%) HTML5
15 14 (2.00%) Ruby on Rails
16 12 (1.71%) JWT
16 12 (1.71%) OAuth2
Miscellaneous
1 94 (13.41%) Cloud Native
2 36 (5.14%) Greenfield Project
3 33 (4.71%) Mainframe
4 30 (4.28%) Onboarding
5 23 (3.28%) Product Ownership
6 22 (3.14%) Data Centre
7 19 (2.71%) iSeries
8 18 (2.57%) Enterprise Cloud
8 18 (2.57%) Legacy Applications
9 17 (2.43%) Enterprise Software
10 16 (2.28%) Distributed Computing
11 15 (2.14%) AS400
12 14 (2.00%) AI Agents
12 14 (2.00%) Distributed Systems
13 13 (1.85%) IoT
14 11 (1.57%) EPoS
14 11 (1.57%) Management Information System
14 11 (1.57%) Self-Motivation
15 10 (1.43%) Data Structures
15 10 (1.43%) Operational Technology
Operating Systems
1 131 (18.69%) Windows
2 113 (16.12%) Linux
3 105 (14.98%) Windows Server
4 96 (13.69%) Windows Server 2016
5 4 (0.57%) AIX
6 3 (0.43%) Android
6 3 (0.43%) Apple iOS
7 2 (0.29%) zOS
8 1 (0.14%) VMS
Processes & Methodologies
1 287 (40.94%) Migration
2 196 (27.96%) Problem-Solving
3 149 (21.26%) Agile
4 148 (21.11%) CI/CD
5 119 (16.98%) Software Engineering
6 117 (16.69%) Customer Experience
7 105 (14.98%) Continuous Improvement
7 105 (14.98%) DevOps
8 103 (14.69%) Microservices
9 102 (14.55%) Kalman Filter
9 102 (14.55%) Mentoring
10 101 (14.41%) Customer Service
11 98 (13.98%) Web Filtering
12 97 (13.84%) Vulnerability Scanning
13 96 (13.69%) Email Filtering
13 96 (13.69%) Vulnerability Remediation
14 92 (13.12%) AI
15 85 (12.13%) Roadmaps
16 66 (9.42%) Analytics
17 65 (9.27%) Test Automation
Programming Languages
1 89 (12.70%) SQL
2 83 (11.84%) C#
3 75 (10.70%) JavaScript
4 71 (10.13%) Python
5 68 (9.70%) Java
6 35 (4.99%) TypeScript
7 21 (3.00%) PHP
8 19 (2.71%) C++
8 19 (2.71%) RPG
9 14 (2.00%) Ruby
10 13 (1.85%) PowerShell
10 13 (1.85%) T-SQL
11 11 (1.57%) DataWeave
12 8 (1.14%) ABAP
12 8 (1.14%) Shell Script
13 7 (1.00%) C
14 6 (0.86%) Bicep
14 6 (0.86%) RPG III
15 5 (0.71%) Go
16 4 (0.57%) Bash
Qualifications
1 176 (25.11%) Security Cleared
2 152 (21.68%) SC Cleared
3 39 (5.56%) Degree
4 12 (1.71%) AWS Certification
5 11 (1.57%) DBS Check
6 10 (1.43%) Computer Science Degree
7 8 (1.14%) DV Cleared
8 7 (1.00%) Master's Degree
9 5 (0.71%) PMI Certification
9 5 (0.71%) PMP
10 4 (0.57%) BPSS Clearance
10 4 (0.57%) CISM
10 4 (0.57%) CISSP
11 3 (0.43%) CTC Cleared
11 3 (0.43%) ISTQB
11 3 (0.43%) ISTQB Advanced Certification
12 2 (0.29%) Azure Certification
12 2 (0.29%) Microsoft Certification
12 2 (0.29%) OCP
12 2 (0.29%) TOGAF Certification
Quality Assurance & Compliance
1 99 (14.12%) Cyber Essentials
1 99 (14.12%) PCI DSS
2 34 (4.85%) Data Quality
3 29 (4.14%) Accessibility
4 17 (2.43%) WCAG
5 14 (2.00%) GDPR
6 13 (1.85%) QA
7 11 (1.57%) SLA
8 6 (0.86%) ISO/IEC 27001
8 6 (0.86%) NCSC
9 4 (0.57%) NIST
9 4 (0.57%) PMO
10 3 (0.43%) GRC
10 3 (0.43%) HIPAA
10 3 (0.43%) ISO 20022
10 3 (0.43%) Sarbanes-Oxley
11 1 (0.14%) Actionable Recommendations
11 1 (0.14%) GxP
11 1 (0.14%) ISO 9001
11 1 (0.14%) PERC
System Software
1 119 (16.98%) Active Directory
2 104 (14.84%) Hyper-V
3 96 (13.69%) Terminal Server
4 45 (6.42%) Docker
5 16 (2.28%) VMware Infrastructure
6 12 (1.71%) Firmware
7 8 (1.14%) vSphere
8 6 (0.86%) Virtual Machines
9 2 (0.29%) Time Sharing Option
10 1 (0.14%) Apache Flume
10 1 (0.14%) KVM
10 1 (0.14%) MetaFrame
10 1 (0.14%) Microsoft Virtual Server
10 1 (0.14%) Virtual Desktop
10 1 (0.14%) Virtual Servers
10 1 (0.14%) VMware ESXi
10 1 (0.14%) XenDesktop
Systems Management
1 48 (6.85%) Terraform
2 41 (5.85%) Kubernetes
3 14 (2.00%) Puppet
4 13 (1.85%) Progress Chef
5 11 (1.57%) CloudHub
6 9 (1.28%) Ansible
7 6 (0.86%) Kibana
7 6 (0.86%) Single Sign-On
8 5 (0.71%) SCCM
9 3 (0.43%) Microsoft Intune
10 2 (0.29%) WhatsUp Gold
11 1 (0.14%) Grafana
11 1 (0.14%) Podman
11 1 (0.14%) Prometheus
Vendors
1 192 (27.39%) Microsoft
2 113 (16.12%) VMware
3 103 (14.69%) Splunk
4 99 (14.12%) Veeam
5 96 (13.69%) Brocade
5 96 (13.69%) Nimble Storage
5 96 (13.69%) SolarWinds
5 96 (13.69%) Tanium
6 48 (6.85%) SAP
7 26 (3.71%) IBM
8 20 (2.85%) ServiceNow
9 17 (2.43%) Oracle
10 14 (2.00%) MuleSoft
11 13 (1.85%) Databricks
11 13 (1.85%) Salesforce
12 10 (1.43%) Workday
13 9 (1.28%) Google
14 8 (1.14%) Sage
15 7 (1.00%) Dynatrace
15 7 (1.00%) IFS