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 13 September 2026, comparing them to the same period in the previous two years.

6 months to
13 Sep 2026
Same period 2025 Same period 2024
Rank 300 294 494
Rank change year-on-year -6 +200 -88
Permanent jobs citing Legacy Systems 689 484 319
As % of all permanent jobs in the UK 0.61% 0.98% 0.41%
As % of the Miscellaneous category 2.33% 2.37% 1.26%
Number of salaries quoted 438 262 209
10th Percentile £45,000 £45,000 £40,000
25th Percentile £50,788 £52,500 £42,500
Median annual salary (50th Percentile) £67,500 £65,000 £60,000
Median % change year-on-year +3.85% +8.33% -7.69%
75th Percentile £82,500 £80,000 £86,250
90th Percentile £94,125 £95,000 £132,500
UK excluding London median annual salary £60,000 £63,908 £50,047
% change year-on-year -6.12% +27.70% -16.59%

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 29,553 20,388 25,223
As % of all permanent jobs advertised in the UK 26.03% 41.11% 32.22%
Number of salaries quoted 18,491 10,237 13,387
10th Percentile £31,000 £28,750 £31,250
25th Percentile £41,160 £36,925 £42,800
Median annual salary (50th Percentile) £57,500 £55,000 £60,000
Median % change year-on-year +4.55% -8.33% -4.00%
75th Percentile £80,000 £77,500 £82,500
90th Percentile £100,000 £103,750 £108,750
UK excluding London median annual salary £52,500 £47,500 £52,500
% change year-on-year +10.53% -9.52% -4.55%

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 13 September 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 13 September 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 -5 626 £67,500 +3.85% 329
UK excluding London +7 471 £60,000 -6.12% 170
Work from Home +39 195 £60,000 -5.88% 610
London -22 184 £82,500 +10.00% 184
South West +3 145 £55,000 -21.43% 17
North of England +8 113 £69,305 -4.41% 34
Midlands -55 69 £60,000 - 32
South East -49 64 £62,500 +4.17% 48
West Midlands -45 46 £55,000 -15.38% 19
North West 0 45 £69,305 -4.41% 18
Yorkshire -12 44 £80,000 +23.08% 13
East of England -3 38 £50,000 -20.00% 13
Wales -58 34 £72,500 +31.82% 1
North East -38 24 £52,500 -27.59% 3
East Midlands -27 23 £65,000 +23.81% 13
Scotland -2 6 £23,500 -54.15% 20
Northern Ireland -78 2 - - 6

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 82 (11.90%) Microsoft Exchange
2 29 (4.21%) Confluence
3 16 (2.32%) SharePoint Server
4 13 (1.89%) Anypoint
4 13 (1.89%) Mule
5 11 (1.60%) SharePoint
6 6 (0.87%) Apache
7 5 (0.73%) Apache Airflow
7 5 (0.73%) WordPress
8 4 (0.58%) IIS
9 3 (0.44%) Apache Spark
10 2 (0.29%) CMS
10 2 (0.29%) Jupyter
11 1 (0.15%) CICS
11 1 (0.15%) nginx
11 1 (0.15%) NServiceBus
11 1 (0.15%) SAS
Applications
1 15 (2.18%) MS Visio
2 10 (1.45%) Microsoft Excel
3 9 (1.31%) Microsoft Office
4 8 (1.16%) Spreadsheet
5 7 (1.02%) Microsoft Project
6 2 (0.29%) Microsoft PowerPoint
7 1 (0.15%) Adobe XD
7 1 (0.15%) Simulink
7 1 (0.15%) Sketch
7 1 (0.15%) Trello
Business Applications
1 18 (2.61%) SAP S/4HANA
2 7 (1.02%) SAP MDG
3 6 (0.87%) Dynamics CRM
4 5 (0.73%) SAP MDG-BP
4 5 (0.73%) Unit4 Business World
5 4 (0.58%) Misys Midas
5 4 (0.58%) Workday HCM
6 3 (0.44%) NetSuite
7 1 (0.15%) Dynamics AX
7 1 (0.15%) Dynamics GP
7 1 (0.15%) Misys Equation
7 1 (0.15%) Oracle Payables
7 1 (0.15%) Oracle Receivables
7 1 (0.15%) Sage 200
7 1 (0.15%) Sage 50
7 1 (0.15%) SAP HCM
7 1 (0.15%) SAP MDG-F
7 1 (0.15%) Visualfiles
Cloud Services
1 248 (35.99%) Azure
2 135 (19.59%) AWS
3 91 (13.21%) Microsoft 365
4 60 (8.71%) Azure DevOps
5 41 (5.95%) Power Platform
6 38 (5.52%) Serverless
7 29 (4.21%) SaaS
8 26 (3.77%) AWS CloudFormation
8 26 (3.77%) GCP
9 23 (3.34%) GitHub
10 21 (3.05%) Dynamics 365
11 20 (2.90%) Azure Cosmos DB
12 19 (2.76%) Cloud Computing
13 18 (2.61%) AWS Lambda
14 16 (2.32%) GitHub Actions
15 13 (1.89%) Entra ID
15 13 (1.89%) Lucidchart
16 12 (1.74%) Azure Data Factory
16 12 (1.74%) Snowflake
17 11 (1.60%) Amazon SQS
Communications & Networking
1 89 (12.92%) DNS
2 82 (11.90%) DHCP
3 15 (2.18%) SSL
4 13 (1.89%) Firewall
5 12 (1.74%) Network Security
6 9 (1.31%) VPN
7 8 (1.16%) WAN
8 6 (0.87%) HTTP
8 6 (0.87%) LAN
8 6 (0.87%) Wi-Fi
9 5 (0.73%) SAN
9 5 (0.73%) TCP/IP
10 3 (0.44%) Ethernet
10 3 (0.44%) NAS
10 3 (0.44%) Wireless
11 2 (0.29%) NetScaler
11 2 (0.29%) SD-WAN
11 2 (0.29%) VoIP
12 1 (0.15%) DMARC
12 1 (0.15%) MQTT
Database & Business Intelligence
1 75 (10.89%) Amazon RDS
2 54 (7.84%) SQL Server
3 37 (5.37%) Power BI
4 28 (4.06%) PostgreSQL
5 24 (3.48%) Data Warehouse
6 19 (2.76%) Db2
7 18 (2.61%) Azure SQL Database
8 16 (2.32%) Relational Database
9 13 (1.89%) DynamoDB
9 13 (1.89%) NoSQL
10 11 (1.60%) Star Schema
11 10 (1.45%) DTS
11 10 (1.45%) Metadata
11 10 (1.45%) MongoDB
11 10 (1.45%) MySQL
12 9 (1.31%) Snowflake Schema
13 8 (1.16%) Data Lake
14 7 (1.02%) Amazon QuickSight
15 6 (0.87%) RDBMS
16 5 (0.73%) SQL Server Integration Services
Development Applications
1 49 (7.11%) Git
2 39 (5.66%) JIRA
3 18 (2.61%) Jenkins
4 17 (2.47%) Selenium
5 16 (2.32%) JUnit
6 12 (1.74%) NUnit
7 11 (1.60%) Cypress.io
8 9 (1.31%) GitLab
9 8 (1.16%) JMeter
10 7 (1.02%) Mockito
11 6 (0.87%) Mocha
11 6 (0.87%) Postman
12 5 (0.73%) Jasmine
12 5 (0.73%) MSI
12 5 (0.73%) Visual Studio
13 3 (0.44%) Eclipse
13 3 (0.44%) Newman
13 3 (0.44%) Rational DOORS
13 3 (0.44%) REST Assured
13 3 (0.44%) Zephyr
General
1 195 (28.30%) Social Skills
2 155 (22.50%) Analytical Skills
3 134 (19.45%) Finance
4 80 (11.61%) Public Sector
5 41 (5.95%) Manufacturing
6 35 (5.08%) Aerospace
6 35 (5.08%) Inclusion and Diversity
7 34 (4.93%) Retail
8 32 (4.64%) Law
9 21 (3.05%) Influencing Skills
10 15 (2.18%) Documentation Skills
10 15 (2.18%) Military
11 14 (2.03%) Banking
11 14 (2.03%) Presentation Skills
12 11 (1.60%) Marketing
13 10 (1.45%) Aviation
14 9 (1.31%) Electronics
14 9 (1.31%) Legal
14 9 (1.31%) Telecoms
15 8 (1.16%) Games
Job Titles
1 138 (20.03%) Senior
2 111 (16.11%) Developer
3 103 (14.95%) Software Engineer
4 102 (14.80%) Architect
5 81 (11.76%) Systems Engineer
6 77 (11.18%) Lead
7 55 (7.98%) Senior Software Engineer
8 49 (7.11%) Solutions Architect
9 43 (6.24%) Consultant
10 30 (4.35%) Analyst
11 21 (3.05%) Senior Developer
12 19 (2.76%) Business Analyst
12 19 (2.76%) Migration Consultant
13 18 (2.61%) Lead Developer
13 18 (2.61%) Software Developer
14 17 (2.47%) Azure Engineer
15 15 (2.18%) Senior Architect
16 14 (2.03%) Data Engineer
16 14 (2.03%) MuleSoft Developer
17 13 (1.89%) Professional Services Consultant
Libraries, Frameworks & Software Standards
1 73 (10.60%) .NET
2 54 (7.84%) React
3 49 (7.11%) Terraform
4 47 (6.82%) Spring Boot
5 45 (6.53%) Node.js
6 44 (6.39%) Spring
7 38 (5.52%) WPF
8 37 (5.37%) RESTful
9 34 (4.93%) REST
10 29 (4.21%) HTML
11 28 (4.06%) Kafka
11 28 (4.06%) Vue
12 23 (3.34%) Middleware
13 22 (3.19%) .NET Core
13 22 (3.19%) CSS
14 19 (2.76%) .NET Framework
15 17 (2.47%) OAuth
16 15 (2.18%) Ruby on Rails
17 14 (2.03%) OAuth2
18 13 (1.89%) RAML
Miscellaneous
1 90 (13.06%) Cloud Native
2 36 (5.22%) Onboarding
3 34 (4.93%) Greenfield Project
4 33 (4.79%) Mainframe
5 31 (4.50%) Data Centre
6 29 (4.21%) Product Ownership
7 27 (3.92%) Enterprise Software
8 21 (3.05%) Self-Motivation
9 20 (2.90%) Management Information System
10 19 (2.76%) iSeries
10 19 (2.76%) Legacy Applications
11 18 (2.61%) Enterprise Cloud
12 16 (2.32%) Distributed Computing
12 16 (2.32%) IoT
13 15 (2.18%) AI Agents
13 15 (2.18%) AS400
13 15 (2.18%) Distributed Systems
14 11 (1.60%) Distributed Architecture
14 11 (1.60%) EPoS
14 11 (1.60%) Operational Technology
Operating Systems
1 120 (17.42%) Windows
2 92 (13.35%) Linux
3 81 (11.76%) Windows Server
4 72 (10.45%) Windows Server 2016
5 5 (0.73%) AIX
6 4 (0.58%) VMS
7 3 (0.44%) Android
7 3 (0.44%) Apple iOS
7 3 (0.44%) Unix
8 2 (0.29%) Windows 10
8 2 (0.29%) Windows 7
8 2 (0.29%) zOS
Processes & Methodologies
1 253 (36.72%) Migration
2 183 (26.56%) Problem-Solving
3 167 (24.24%) Agile
4 162 (23.51%) CI/CD
5 140 (20.32%) Software Engineering
6 114 (16.55%) DevOps
7 112 (16.26%) Mentoring
8 107 (15.53%) Continuous Improvement
8 107 (15.53%) Microservices
9 102 (14.80%) AI
10 91 (13.21%) Customer Experience
11 86 (12.48%) Roadmaps
12 81 (11.76%) Customer Service
13 76 (11.03%) Kalman Filter
14 74 (10.74%) Web Filtering
15 73 (10.60%) Vulnerability Scanning
16 72 (10.45%) Email Filtering
16 72 (10.45%) Vulnerability Remediation
17 66 (9.58%) Infrastructure as Code
18 65 (9.43%) Test Automation
Programming Languages
1 106 (15.38%) C#
2 92 (13.35%) SQL
3 85 (12.34%) Python
4 74 (10.74%) Java
5 69 (10.01%) JavaScript
6 39 (5.66%) TypeScript
7 24 (3.48%) C++
8 19 (2.76%) RPG
9 17 (2.47%) PHP
9 17 (2.47%) Ruby
9 17 (2.47%) T-SQL
10 13 (1.89%) DataWeave
10 13 (1.89%) PowerShell
11 9 (1.31%) C
11 9 (1.31%) Go
11 9 (1.31%) Shell Script
12 8 (1.16%) ABAP
13 7 (1.02%) Delphi
14 6 (0.87%) Bicep
14 6 (0.87%) RPG III
Qualifications
1 173 (25.11%) Security Cleared
2 148 (21.48%) SC Cleared
3 61 (8.85%) Degree
4 25 (3.63%) DV Cleared
5 19 (2.76%) BPSS Clearance
6 14 (2.03%) DBS Check
7 12 (1.74%) AWS Certification
7 12 (1.74%) TOGAF Certification
8 10 (1.45%) PMI Certification
9 7 (1.02%) Computer Science Degree
9 7 (1.02%) Master's Degree
10 5 (0.73%) Microsoft Certification
11 4 (0.58%) ITIL Certification
11 4 (0.58%) OCP
11 4 (0.58%) Oracle Certification
12 3 (0.44%) Azure Certification
12 3 (0.44%) CISM
12 3 (0.44%) CISSP
12 3 (0.44%) ISTQB
12 3 (0.44%) PMP
Quality Assurance & Compliance
1 76 (11.03%) Cyber Essentials
2 72 (10.45%) PCI DSS
3 34 (4.93%) Accessibility
3 34 (4.93%) Data Quality
4 24 (3.48%) QA
5 19 (2.76%) WCAG
6 18 (2.61%) GDPR
7 10 (1.45%) SLA
8 7 (1.02%) California Consumer Privacy Act
8 7 (1.02%) ISO/IEC 27001
8 7 (1.02%) NCSC
9 6 (0.87%) NIST
10 3 (0.44%) GRC
10 3 (0.44%) HIPAA
10 3 (0.44%) MIL-STD-1553
10 3 (0.44%) PMO
10 3 (0.44%) Sarbanes-Oxley
11 1 (0.15%) Actionable Recommendations
11 1 (0.15%) ISO 9001
11 1 (0.15%) PERC
System Software
1 94 (13.64%) Active Directory
2 82 (11.90%) Hyper-V
3 72 (10.45%) Terminal Server
4 44 (6.39%) Docker
5 20 (2.90%) VMware Infrastructure
6 16 (2.32%) Firmware
7 8 (1.16%) vSphere
8 6 (0.87%) Virtual Machines
9 3 (0.44%) KVM
10 2 (0.29%) Time Sharing Option
10 2 (0.29%) UAG
11 1 (0.15%) Apache Flume
11 1 (0.15%) MetaFrame
11 1 (0.15%) Microsoft Virtual Server
11 1 (0.15%) Virtual Desktop
11 1 (0.15%) Virtual Servers
11 1 (0.15%) VMware ESXi
11 1 (0.15%) XenDesktop
Systems Management
1 45 (6.53%) Kubernetes
2 14 (2.03%) Puppet
3 13 (1.89%) CloudHub
3 13 (1.89%) Progress Chef
4 10 (1.45%) Ansible
5 7 (1.02%) Kibana
5 7 (1.02%) SCCM
6 5 (0.73%) Single Sign-On
7 3 (0.44%) Grafana
7 3 (0.44%) Prometheus
8 2 (0.29%) AirWatch
8 2 (0.29%) Microsoft Intune
8 2 (0.29%) vCenter Server
8 2 (0.29%) WhatsUp Gold
9 1 (0.15%) Podman
Vendors
1 167 (24.24%) Microsoft
2 93 (13.50%) VMware
3 81 (11.76%) Splunk
4 75 (10.89%) Veeam
5 74 (10.74%) SolarWinds
6 72 (10.45%) Brocade
6 72 (10.45%) Nimble Storage
6 72 (10.45%) Tanium
7 53 (7.69%) SAP
8 26 (3.77%) IBM
8 26 (3.77%) ServiceNow
9 25 (3.63%) Oracle
10 18 (2.61%) Salesforce
11 16 (2.32%) MuleSoft
12 15 (2.18%) Workday
13 14 (2.03%) Databricks
14 11 (1.60%) Google
15 8 (1.16%) Dynatrace
15 8 (1.16%) IFS
16 7 (1.02%) Guidewire