Legacy Systems Contracts in the City of London

Legacy System
Central London > City of London

The table below looks at the prevalence of the term Legacy Systems in contract job vacancies in the City of London. Included is a benchmarking guide to the contractor rates offered in vacancies that cited Legacy Systems over the 6 months leading up to 1 May 2025, comparing them to the same period in the previous two years.

6 months to
1 May 2025
Same period 2024 Same period 2023
Rank 90 114 156
Rank change year-on-year +24 +42 +3
Contract jobs citing Legacy Systems 29 13 22
As % of all contract jobs advertised in the City of London 1.65% 0.59% 0.60%
As % of the Miscellaneous category 4.74% 1.92% 1.69%
Number of daily rates quoted 19 3 16
10th Percentile £476 £375 £488
25th Percentile £556 £394 £583
Median daily rate (50th Percentile) £675 £450 £650
Median % change year-on-year +50.00% -30.77% +8.33%
75th Percentile £706 £506 £688
90th Percentile £750 £525 £738
Central London median daily rate £675 £475 £650
% change year-on-year +42.11% -26.92% +8.33%

All Generic Skills
City of London

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

Contract vacancies with a requirement for generic IT skills 612 676 1,304
As % of all contract IT jobs advertised in the City of London 34.85% 30.77% 35.79%
Number of daily rates quoted 383 462 889
10th Percentile £363 £276 £350
25th Percentile £475 £425 £499
Median daily rate (50th Percentile) £588 £575 £625
Median % change year-on-year +2.17% -8.00% +8.70%
75th Percentile £700 £700 £750
90th Percentile £800 £849 £861
Central London median daily rate £575 £575 £605
% change year-on-year - -4.96% +5.22%
Number of hourly rates quoted 3 7 12
10th Percentile £23.80 £12.75 £16.97
25th Percentile £26.50 £14.38 £31.31
Median hourly rate £31.00 £23.00 £43.25
Median % change year-on-year +34.78% -46.82% -9.90%
75th Percentile £65.50 £27.25 £88.30
90th Percentile £86.20 £36.60 -
Central London median hourly rate £29.07 £23.00 £35.00
% change year-on-year +26.39% -34.29% -27.08%

Legacy Systems
Job Vacancy Trend in the City of London

Job postings citing Legacy Systems as a proportion of all IT jobs advertised in the City of London.

Job vacancy trend for Legacy Systems in the City of London

Legacy Systems
Contractor Daily Rate Trend in the City of London

3-month moving average daily rate quoted in jobs citing Legacy Systems in the City of London.

Daily rate trend for Legacy Systems in the City of London

Legacy Systems
Daily Rate Histogram in the City of London

Daily rate distribution for jobs citing Legacy Systems in the City of London over the 6 months to 1 May 2025.

Daily rate histogram for Legacy Systems in the City of London

Legacy Systems
Contractor Hourly Rate Trend in the City of London

3-month moving average hourly rates quoted in jobs citing Legacy Systems in the City of London.

Hourly rate trend for Legacy Systems in the City of London

Legacy Systems
Co-occurring Skills and Capabilities in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (3.45%) Confluence
1 1 (3.45%) nginx
Applications
1 1 (3.45%) Microsoft Excel
Business Applications
1 2 (6.90%) Endur
2 1 (3.45%) NetSuite
2 1 (3.45%) Salesforce CRM
2 1 (3.45%) SAP MDG
Cloud Services
1 10 (34.48%) AWS
2 8 (27.59%) Amazon S3
3 6 (20.69%) Amazon EC2
3 6 (20.69%) Amazon EKS
3 6 (20.69%) Amazon ElastiCache
3 6 (20.69%) CloudFront
3 6 (20.69%) Route 53
4 4 (13.79%) Azure
5 2 (6.90%) AWS Lambda
5 2 (6.90%) SaaS
5 2 (6.90%) Serverless
6 1 (3.45%) Amazon CloudWatch
6 1 (3.45%) Amazon SageMaker
6 1 (3.45%) AWS CloudFormation
6 1 (3.45%) AWS CodeCommit
6 1 (3.45%) AWS Step Functions
6 1 (3.45%) Azure Service Bus
6 1 (3.45%) Cloud9 IDE
6 1 (3.45%) Slack
6 1 (3.45%) WhatsApp
Database & Business Intelligence
1 8 (27.59%) SQL Server
2 7 (24.14%) Redis
3 6 (20.69%) Amazon Aurora
3 6 (20.69%) DocumentDB
3 6 (20.69%) NoSQL
4 2 (6.90%) Big Data
5 1 (3.45%) Data Warehouse
5 1 (3.45%) DynamoDB
5 1 (3.45%) MongoDB
5 1 (3.45%) Oracle Database
5 1 (3.45%) PostgreSQL
5 1 (3.45%) Relational Database
Development Applications
1 3 (10.34%) Git
2 2 (6.90%) JIRA
3 1 (3.45%) CircleCI
3 1 (3.45%) GitLab
3 1 (3.45%) Postman
3 1 (3.45%) SonarQube
General
1 19 (65.52%) Finance
2 11 (37.93%) Banking
3 6 (20.69%) Retail Banking
4 5 (17.24%) Social Skills
5 3 (10.34%) Front Office
6 2 (6.90%) Analytical Skills
6 2 (6.90%) Corporate Banking
6 2 (6.90%) Investment Banking
6 2 (6.90%) Military
6 2 (6.90%) Public Sector
7 1 (3.45%) Automotive
7 1 (3.45%) Billing
7 1 (3.45%) Organisational Skills
7 1 (3.45%) Retail
Job Titles
1 11 (37.93%) Developer
2 7 (24.14%) Analyst
3 6 (20.69%) C# Developer
4 3 (10.34%) Architect
4 3 (10.34%) Business Analyst
4 3 (10.34%) Lead
5 2 (6.90%) Data Analyst
5 2 (6.90%) OpenLink Developer
5 2 (6.90%) Oracle Analyst
5 2 (6.90%) ServiceNow Architect
5 2 (6.90%) Solutions Architect
6 1 (3.45%) Data Consultant
6 1 (3.45%) Data Migration Consultant
6 1 (3.45%) Financial Analyst
6 1 (3.45%) Front Office Developer
6 1 (3.45%) Lead Architect
6 1 (3.45%) Lead Solutions Architect
6 1 (3.45%) Operations Engineer
6 1 (3.45%) Senior Business Analyst
6 1 (3.45%) Technical Business Analyst
Libraries, Frameworks & Software Standards
1 7 (24.14%) RESTful
2 6 (20.69%) GraphQL
3 3 (10.34%) .NET
4 2 (6.90%) XML
5 1 (3.45%) .NET Framework
5 1 (3.45%) Entity Framework
5 1 (3.45%) FpML
5 1 (3.45%) JSON
5 1 (3.45%) Node.js
5 1 (3.45%) NumPy
5 1 (3.45%) OpenCV
5 1 (3.45%) Oracle Fusion
5 1 (3.45%) Pandas
5 1 (3.45%) pydantic
5 1 (3.45%) REST
5 1 (3.45%) scikit-learn
5 1 (3.45%) SciPy
5 1 (3.45%) SOAP
5 1 (3.45%) TensorFlow
5 1 (3.45%) Web Services
Miscellaneous
1 6 (20.69%) Derivative
1 6 (20.69%) Public Cloud
2 3 (10.34%) Reference Data
3 2 (6.90%) Data Fabric
4 1 (3.45%) CMDB
4 1 (3.45%) Data Structures
4 1 (3.45%) Foreign Exchange (FX)
4 1 (3.45%) Legacy Applications
4 1 (3.45%) Management Information System
4 1 (3.45%) PMI
Operating Systems
1 1 (3.45%) Linux
1 1 (3.45%) Red Hat Enterprise Linux
1 1 (3.45%) Windows
Processes & Methodologies
1 7 (24.14%) Asset Management
1 7 (24.14%) Unit Testing
2 6 (20.69%) Agile
2 6 (20.69%) Secure Coding
2 6 (20.69%) SOLID
2 6 (20.69%) TDD
3 5 (17.24%) CI/CD
4 4 (13.79%) Data Analysis
4 4 (13.79%) DevOps
4 4 (13.79%) Migration
5 3 (10.34%) Change Management
5 3 (10.34%) Continuous Improvement
5 3 (10.34%) Microservices
5 3 (10.34%) Risk Management
5 3 (10.34%) Use Case
5 3 (10.34%) Workshop Facilitation
6 2 (6.90%) Decision-Making
6 2 (6.90%) Fintech
6 2 (6.90%) Full-Stack Development
6 2 (6.90%) ITSM
Programming Languages
1 9 (31.03%) C#
2 8 (27.59%) Python
2 8 (27.59%) SQL
3 4 (13.79%) Java
4 2 (6.90%) JavaScript
5 1 (3.45%) Kotlin
5 1 (3.45%) PL/SQL
5 1 (3.45%) R
5 1 (3.45%) T-SQL
Qualifications
1 2 (6.90%) SC Cleared
1 2 (6.90%) Security Cleared
2 1 (3.45%) Degree
2 1 (3.45%) PMI Certification
Quality Assurance & Compliance
1 1 (3.45%) Data Quality
1 1 (3.45%) GDPR
System Software
1 3 (10.34%) Docker
Systems Management
1 3 (10.34%) Kubernetes
2 2 (6.90%) Terraform
3 1 (3.45%) Ansible
3 1 (3.45%) Istio
3 1 (3.45%) Podman
3 1 (3.45%) SCCM
Vendors
1 7 (24.14%) Oracle
2 3 (10.34%) Salesforce
3 2 (6.90%) OpenLink
3 2 (6.90%) SAP
3 2 (6.90%) ServiceNow
4 1 (3.45%) Avaya
4 1 (3.45%) Citrix
4 1 (3.45%) Databricks
4 1 (3.45%) Microsoft
4 1 (3.45%) Pega
4 1 (3.45%) Workday
4 1 (3.45%) Zuora