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 18 March 2026, comparing them to the same period in the previous two years.

6 months to
18 Mar 2026
Same period 2025 Same period 2024
Rank 289 344 514
Rank change year-on-year +55 +170 -93
Permanent jobs citing Legacy Systems 517 332 350
As % of all permanent jobs in the UK 0.69% 0.78% 0.41%
As % of the Miscellaneous category 2.25% 1.99% 1.14%
Number of salaries quoted 326 197 261
10th Percentile £45,000 £38,750 £36,250
25th Percentile £52,500 £40,000 £46,250
Median annual salary (50th Percentile) £65,000 £50,500 £57,500
Median % change year-on-year +28.71% -12.17% -23.33%
75th Percentile £80,188 £77,500 £82,500
90th Percentile £96,875 £105,000 £97,500
UK excluding London median annual salary £62,788 £47,500 £50,000
% change year-on-year +32.18% -5.00% -16.00%

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 22,944 16,702 30,826
As % of all permanent jobs advertised in the UK 30.67% 39.04% 36.27%
Number of salaries quoted 11,640 8,863 21,754
10th Percentile £29,000 £32,500 £28,500
25th Percentile £37,500 £45,000 £38,750
Median annual salary (50th Percentile) £57,239 £60,000 £55,000
Median % change year-on-year -4.60% +9.09% -15.38%
75th Percentile £78,790 £82,500 £76,250
90th Percentile £100,000 £112,500 £97,500
UK excluding London median annual salary £50,000 £55,000 £50,000
% change year-on-year -9.09% +10.00% -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 18 March 2026.

Salary histogram for Legacy Systems in the UK

Legacy Systems
Top 18 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 18 March 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 +74 461 £65,000 +23.81% 188
UK excluding London +46 319 £62,788 +32.18% 144
Work from Home +55 171 £63,076 +24.29% 89
London +23 138 £72,500 +16.00% 64
South West +42 92 £62,600 -33.85% 27
North of England -7 76 £63,076 +48.41% 33
Midlands -33 63 £63,076 +40.17% 25
South East +2 45 £67,500 +28.57% 40
West Midlands -25 42 £61,538 +36.75% 16
North West -20 26 £63,076 +48.41% 18
Yorkshire -22 26 £62,788 +2.51% 6
North East +1 24 £63,076 +113.82% 10
Wales -5 23 £53,750 +43.33% 4
East Midlands -26 21 £67,500 +50.00% 9
East of England -2 18 £60,100 -14.14% 14
Scotland -27 2 £46,750 +5.06% 2
Northern Ireland - 1 - - 2
Channel Islands - 1 £90,000 -

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 76 (14.70%) Microsoft Exchange
2 13 (2.51%) Confluence
2 13 (2.51%) SharePoint
3 12 (2.32%) Apache Airflow
3 12 (2.32%) Appian
4 11 (2.13%) Apache
5 8 (1.55%) IIS
6 3 (0.58%) CMS
6 3 (0.58%) ColdFusion
6 3 (0.58%) JBoss
7 2 (0.39%) Apache Spark
7 2 (0.39%) SAS
8 1 (0.19%) Adobe Experience Manager
8 1 (0.19%) Apache Synapse
8 1 (0.19%) Jupyter
8 1 (0.19%) Kentico
Applications
1 9 (1.74%) Microsoft Excel
2 8 (1.55%) MS Visio
3 4 (0.77%) Microsoft Office
4 1 (0.19%) Adobe XD
4 1 (0.19%) Microsoft Project
4 1 (0.19%) Oracle Smart View
4 1 (0.19%) Spreadsheet
Business Applications
1 12 (2.32%) Dynamics CRM
2 9 (1.74%) SAP S/4HANA
3 7 (1.35%) Oracle Applications
4 5 (0.97%) SAP FSCM
5 4 (0.77%) Dynamics GP
6 3 (0.58%) NetSuite
6 3 (0.58%) SAP CO
6 3 (0.58%) SAP FI
6 3 (0.58%) SAP FI/CO
7 2 (0.39%) Aladdin
7 2 (0.39%) Dynamics NAV
8 1 (0.19%) Oracle Procure-to-Pay
8 1 (0.19%) Primavera
8 1 (0.19%) Sage 50
8 1 (0.19%) SAP MDG
Cloud Services
1 226 (43.71%) Azure
2 93 (17.99%) Microsoft 365
3 69 (13.35%) AWS
4 58 (11.22%) Power Platform
5 32 (6.19%) Azure DevOps
6 26 (5.03%) GCP
6 26 (5.03%) PowerApps
7 25 (4.84%) SaaS
8 20 (3.87%) GitHub
9 19 (3.68%) Azure Data Factory
10 18 (3.48%) Power Automate
11 16 (3.09%) Dynamics 365
12 15 (2.90%) PaaS
13 14 (2.71%) Entra ID
14 13 (2.51%) Azure Service Bus
15 12 (2.32%) Anthropic Claude
15 12 (2.32%) Azure AI
16 11 (2.13%) Amazon CloudWatch
17 10 (1.93%) Azure Synapse Analytics
17 10 (1.93%) Stripe
Communications & Networking
1 76 (14.70%) DHCP
1 76 (14.70%) DNS
2 9 (1.74%) Firewall
3 7 (1.35%) WAN
4 4 (0.77%) TCP/IP
4 4 (0.77%) VPN
5 3 (0.58%) Network Security
5 3 (0.58%) PuTTY
5 3 (0.58%) SD-WAN
6 2 (0.39%) DMZ
6 2 (0.39%) Extranet
6 2 (0.39%) Internet
6 2 (0.39%) Intranet
6 2 (0.39%) Modbus
7 1 (0.19%) BGP
7 1 (0.19%) HTTPS
7 1 (0.19%) LAN
7 1 (0.19%) PSTN
7 1 (0.19%) SSL
7 1 (0.19%) Wi-Fi
Database & Business Intelligence
1 90 (17.41%) SQL Server
2 73 (14.12%) Amazon RDS
3 32 (6.19%) Power BI
4 27 (5.22%) SQL Server Integration Services
5 21 (4.06%) MySQL
6 16 (3.09%) Data Warehouse
7 15 (2.90%) PostgreSQL
8 12 (2.32%) NoSQL
8 12 (2.32%) Pinecone
9 10 (1.93%) Metadata
9 10 (1.93%) Relational Database
9 10 (1.93%) SQL Server Reporting Services
10 7 (1.35%) Azure SQL Database
10 7 (1.35%) BigQuery
10 7 (1.35%) Oracle Database
11 6 (1.16%) Geospatial Data
12 5 (0.97%) Amazon Redshift
12 5 (0.97%) Data Lake
12 5 (0.97%) Tableau
13 4 (0.77%) SAP HANA
Development Applications
1 29 (5.61%) Git
2 17 (3.29%) Jenkins
3 15 (2.90%) GitLab
3 15 (2.90%) JIRA
4 13 (2.51%) Octopus Deploy
4 13 (2.51%) TeamCity
5 12 (2.32%) MLflow
6 10 (1.93%) JUnit
7 8 (1.55%) Cucumber
7 8 (1.55%) Selenium
8 5 (0.97%) Maven
9 4 (0.77%) Visual Studio
10 3 (0.58%) SonarQube
10 3 (0.58%) Sonatype Nexus
10 3 (0.58%) Storybook
11 2 (0.39%) SQL Server Management Studio (SSMS)
11 2 (0.39%) Synon
11 2 (0.39%) Visual Studio Code
12 1 (0.19%) JMeter
12 1 (0.19%) LoadRunner
General
1 209 (40.43%) Social Skills
2 122 (23.60%) Analytical Skills
2 122 (23.60%) Finance
3 46 (8.90%) Public Sector
4 24 (4.64%) Inclusion and Diversity
5 18 (3.48%) Retail
6 16 (3.09%) Banking
6 16 (3.09%) Law
7 15 (2.90%) Legal
8 14 (2.71%) Manufacturing
9 13 (2.51%) Influencing Skills
10 5 (0.97%) Investment Banking
11 4 (0.77%) Aerospace
11 4 (0.77%) Billing
11 4 (0.77%) Documentation Skills
11 4 (0.77%) Financial Institution
11 4 (0.77%) Marketing
11 4 (0.77%) Organisational Skills
11 4 (0.77%) Pharmaceutical
12 3 (0.58%) Health Technology
Job Titles
1 106 (20.50%) Developer
2 96 (18.57%) Senior
3 72 (13.93%) Architect
3 72 (13.93%) Systems Engineer
4 34 (6.58%) Analyst
5 33 (6.38%) Lead
6 26 (5.03%) Project Manager
7 25 (4.84%) Senior Developer
7 25 (4.84%) Senior Manager
8 24 (4.64%) Enterprise Architect
9 23 (4.45%) Business Analyst
9 23 (4.45%) Software Developer
9 23 (4.45%) Software Engineer
10 22 (4.26%) Consultant
11 21 (4.06%) DevOps Engineer
12 17 (3.29%) Data Engineer
13 16 (3.09%) Senior Project Manager
13 16 (3.09%) Solutions Architect
14 15 (2.90%) Automation Engineer
15 14 (2.71%) Senior Digital Project Manager
Libraries, Frameworks & Software Standards
1 60 (11.61%) .NET
2 37 (7.16%) React
3 36 (6.96%) RESTful
4 33 (6.38%) REST
5 23 (4.45%) CSS
6 21 (4.06%) Flask
6 21 (4.06%) Pandas
6 21 (4.06%) Spring
6 21 (4.06%) Web Services
7 20 (3.87%) Django
7 20 (3.87%) pytest
8 19 (3.68%) HTML
8 19 (3.68%) Spring Boot
9 18 (3.48%) Node.js
10 16 (3.09%) Kafka
11 15 (2.90%) OAuth
11 15 (2.90%) OpenAPI
12 14 (2.71%) FastAPI
12 14 (2.71%) Swagger
13 13 (2.51%) .NET Core
Miscellaneous
1 63 (12.19%) Cloud Native
2 33 (6.38%) Hybrid Cloud
3 28 (5.42%) Low-Code
4 24 (4.64%) Legacy Applications
5 17 (3.29%) Management Information System
6 15 (2.90%) Virtual Team
7 14 (2.71%) Enterprise Software
8 13 (2.51%) Data Structures
9 10 (1.93%) Distributed Architecture
9 10 (1.93%) Product Ownership
10 8 (1.55%) Analytical Mindset
11 7 (1.35%) Driving Licence
11 7 (1.35%) Greenfield Project
12 6 (1.16%) Data Centre
12 6 (1.16%) NHS
13 5 (0.97%) Data Protection Act
13 5 (0.97%) Fixed Income
13 5 (0.97%) Public Cloud
13 5 (0.97%) Reference Data
14 4 (0.77%) IoT
Operating Systems
1 91 (17.60%) Linux
2 86 (16.63%) Windows
3 77 (14.89%) Windows Server
4 74 (14.31%) Windows Server 2016
5 3 (0.58%) CentOS
5 3 (0.58%) Red Hat Enterprise Linux
5 3 (0.58%) Ubuntu
5 3 (0.58%) VMS
6 2 (0.39%) Windows 10
Processes & Methodologies
1 230 (44.49%) Migration
2 161 (31.14%) Problem-Solving
3 104 (20.12%) CI/CD
4 102 (19.73%) DevOps
5 99 (19.15%) Agile
6 85 (16.44%) Continuous Improvement
7 82 (15.86%) Customer Experience
8 77 (14.89%) Customer Service
9 76 (14.70%) Kalman Filter
10 75 (14.51%) Mentoring
11 72 (13.93%) Email Filtering
11 72 (13.93%) Vulnerability Remediation
11 72 (13.93%) Vulnerability Scanning
11 72 (13.93%) Web Filtering
12 69 (13.35%) Roadmaps
13 62 (11.99%) AI
14 55 (10.64%) Business Intelligence
15 49 (9.48%) Data Modelling
15 49 (9.48%) Microservices
16 48 (9.28%) Software Engineering
Programming Languages
1 90 (17.41%) SQL
2 65 (12.57%) Python
3 47 (9.09%) JavaScript
4 46 (8.90%) C#
5 35 (6.77%) Java
6 30 (5.80%) PowerShell
7 25 (4.84%) PHP
8 22 (4.26%) Delphi
9 21 (4.06%) TypeScript
10 14 (2.71%) Pascal
10 14 (2.71%) VBA
11 8 (1.55%) Bash
12 7 (1.35%) T-SQL
13 4 (0.77%) Bicep
13 4 (0.77%) PL/SQL
13 4 (0.77%) VB.NET
14 3 (0.58%) Go
14 3 (0.58%) Scala
15 2 (0.39%) Shell Script
15 2 (0.39%) VB6
Qualifications
1 105 (20.31%) Security Cleared
2 98 (18.96%) SC Cleared
3 31 (6.00%) Degree
4 17 (3.29%) Computer Science Degree
5 5 (0.97%) Azure Certification
5 5 (0.97%) DV Cleared
6 4 (0.77%) Microsoft Certification
7 3 (0.58%) CTC Cleared
7 3 (0.58%) HND
8 2 (0.39%) Master's Degree
8 2 (0.39%) PhD
8 2 (0.39%) PMI Certification
8 2 (0.39%) PMP
9 1 (0.19%) ACCA
9 1 (0.19%) CCNP
9 1 (0.19%) CIMA
9 1 (0.19%) Cisco Certification
9 1 (0.19%) CISM
9 1 (0.19%) CISSP
9 1 (0.19%) CRISC
Quality Assurance & Compliance
1 76 (14.70%) PCI DSS
2 73 (14.12%) Cyber Essentials
3 44 (8.51%) Data Quality
4 18 (3.48%) QA
5 12 (2.32%) Accessibility
6 8 (1.55%) GDPR
6 8 (1.55%) ISO/IEC 27001
7 4 (0.77%) PMO
8 3 (0.58%) COBIT
8 3 (0.58%) ISO 20022
8 3 (0.58%) NIST
8 3 (0.58%) SLA
9 1 (0.19%) Actionable Recommendations
9 1 (0.19%) Cyber Essentials PLUS
9 1 (0.19%) GxP
9 1 (0.19%) ISO 9001
System Software
1 81 (15.67%) Active Directory
2 75 (14.51%) Hyper-V
3 72 (13.93%) Terminal Server
4 55 (10.64%) Docker
5 6 (1.16%) VMware Infrastructure
6 1 (0.19%) Firmware
6 1 (0.19%) VMware ESXi
6 1 (0.19%) VMware Server
6 1 (0.19%) vSphere
Systems Management
1 56 (10.83%) Kubernetes
2 40 (7.74%) Terraform
3 12 (2.32%) Grafana
4 7 (1.35%) Microsoft Intune
5 4 (0.77%) Ansible
6 3 (0.58%) Prometheus
7 2 (0.39%) CSIRT
7 2 (0.39%) Plesk
8 1 (0.19%) Cisco CUCM
8 1 (0.19%) Jamf Pro
8 1 (0.19%) Kibana
8 1 (0.19%) NetBackup
8 1 (0.19%) Single Sign-On
8 1 (0.19%) vCenter Server
8 1 (0.19%) ZABBIX
Vendors
1 173 (33.46%) Microsoft
2 82 (15.86%) VMware
3 77 (14.89%) Splunk
4 74 (14.31%) Veeam
5 73 (14.12%) SolarWinds
6 72 (13.93%) Brocade
6 72 (13.93%) Nimble Storage
6 72 (13.93%) Tanium
7 43 (8.32%) Oracle
8 19 (3.68%) SAP
9 14 (2.71%) OpenAI
10 12 (2.32%) Automation Anywhere
10 12 (2.32%) UiPath
11 11 (2.13%) HubSpot
12 9 (1.74%) Sage
13 7 (1.35%) Databricks
14 6 (1.16%) Cisco
14 6 (1.16%) Google
14 6 (1.16%) ServiceNow
15 5 (0.97%) MuleSoft