Mainframe Contracts in London

Mainframes
England > London

The table below looks at the prevalence of the term Mainframe in contract job vacancies in London. Included is a benchmarking guide to the contractor rates offered in vacancies that cited Mainframe over the 6 months leading up to 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 312 335 416
Rank change year-on-year +23 +81 +103
Contract jobs citing Mainframe 42 54 81
As % of all contract jobs advertised in London 0.33% 0.30% 0.30%
As % of the Miscellaneous category 0.93% 0.91% 0.83%
Number of daily rates quoted 24 41 51
10th Percentile £316 £460 £495
25th Percentile £379 £500 £518
Median daily rate (50th Percentile) £474 £593 £563
Median % change year-on-year -20.00% +5.33% -6.25%
75th Percentile £513 £700 £656
90th Percentile £644 £750 £700
England median daily rate £474 £500 £558
% change year-on-year -5.20% -10.31% +9.31%
Number of hourly rates quoted 3 0 0
10th Percentile - - -
25th Percentile £20.45 - -
Median hourly rate £22.04 - -
75th Percentile £23.63 - -
90th Percentile - - -
England median hourly rate £22.04 - -

All Generic Skills
London

Mainframe 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 London.

Contract vacancies with a requirement for generic IT skills 4,502 5,915 9,702
As % of all contract IT jobs advertised in London 35.86% 33.15% 35.89%
Number of daily rates quoted 3,044 4,191 6,967
10th Percentile £325 £301 £375
25th Percentile £450 £450 £500
Median daily rate (50th Percentile) £575 £585 £600
Median % change year-on-year -1.71% -2.50% -
75th Percentile £738 £725 £749
90th Percentile £850 £850 £838
England median daily rate £548 £550 £575
% change year-on-year -0.45% -4.35% +4.55%
Number of hourly rates quoted 75 161 109
10th Percentile £15.84 £15.50 £18.93
25th Percentile £22.93 £18.93 £21.24
Median hourly rate £34.50 £26.00 £35.00
Median % change year-on-year +32.69% -25.71% -21.35%
75th Percentile £50.50 £46.86 £64.50
90th Percentile £79.81 £67.00 £83.15
England median hourly rate £33.00 £30.00 £22.50
% change year-on-year +10.00% +33.33% -16.67%

Mainframe
Job Vacancy Trend in London

Job postings citing Mainframe as a proportion of all IT jobs advertised in London.

Job vacancy trend for Mainframe in London

Mainframe
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Mainframe in London.

Daily rate trend for Mainframe in London

Mainframe
Daily Rate Histogram in London

Daily rate distribution for jobs citing Mainframe in London over the 6 months to 30 April 2025.

Daily rate histogram for Mainframe in London

Mainframe
Contractor Hourly Rate Trend in London

3-month moving average hourly rates quoted in jobs citing Mainframe in London.

Hourly rate trend for Mainframe in London

Mainframe
Contract Job Locations in London

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Mainframe within the London region over the 6 months to 30 April 2025. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
Central London +12 12 £432 -21.45% 2
West London - 3 - -
Mainframe
England

Mainframe
Co-occurring Skills and Capabilities in 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 8 (19.05%) CICS
2 4 (9.52%) SAS
Applications
1 4 (9.52%) Microsoft Excel
2 3 (7.14%) Spreadsheet
3 1 (2.38%) Microsoft PowerPoint
Business Applications
1 2 (4.76%) VisionPLUS
2 1 (2.38%) BASE24
Cloud Services
1 6 (14.29%) AWS
2 5 (11.90%) Azure
3 2 (4.76%) GCP
4 1 (2.38%) Apigee
4 1 (2.38%) IaaS
4 1 (2.38%) PaaS
Communications & Networking
1 1 (2.38%) ATM
1 1 (2.38%) Network Security
Database & Business Intelligence
1 8 (19.05%) DB2
2 1 (2.38%) NonStop SQL
2 1 (2.38%) Oracle Database
2 1 (2.38%) PostgreSQL
2 1 (2.38%) Redis
Development Applications
1 3 (7.14%) ChangeMan
1 3 (7.14%) Git
1 3 (7.14%) GitLab
1 3 (7.14%) JIRA
2 2 (4.76%) JUnit
3 1 (2.38%) Atlassian Bamboo
3 1 (2.38%) Cucumber
3 1 (2.38%) Jenkins
3 1 (2.38%) Maven
3 1 (2.38%) Mockito
3 1 (2.38%) Postman
3 1 (2.38%) REST Assured
3 1 (2.38%) Selenium
3 1 (2.38%) SoapUI
3 1 (2.38%) SonarQube
3 1 (2.38%) SpecFlow
3 1 (2.38%) Subversion
3 1 (2.38%) Xcode
3 1 (2.38%) XCTest
General
1 18 (42.86%) Finance
2 15 (35.71%) Social Skills
3 13 (30.95%) Banking
4 8 (19.05%) Analytical Skills
5 3 (7.14%) General Ledger
5 3 (7.14%) Local Government
6 2 (4.76%) Retail
7 1 (2.38%) Investment Banking
7 1 (2.38%) Police
7 1 (2.38%) Presentation Skills
7 1 (2.38%) Public Sector
Job Titles
1 7 (16.67%) Architect
2 6 (14.29%) Programmer
2 6 (14.29%) Systems Programmer
2 6 (14.29%) z/OS Systems Programmer
3 5 (11.90%) Senior
4 4 (9.52%) Developer
4 4 (9.52%) DevOps Engineer
4 4 (9.52%) Solutions Architect
5 3 (7.14%) Consultant
5 3 (7.14%) Lead
5 3 (7.14%) Mainframe Developer
5 3 (7.14%) Project Manager
5 3 (7.14%) Support Officer
6 2 (4.76%) CICS Engineer
6 2 (4.76%) COBOL Developer
6 2 (4.76%) Lead Architect
6 2 (4.76%) Lead Solutions Architect
6 2 (4.76%) Mainframe Architect
6 2 (4.76%) Senior Architect
7 1 (2.38%) Migration Project Manager
Libraries, Frameworks & Software Standards
1 8 (19.05%) ISPF
2 3 (7.14%) Middleware
3 2 (4.76%) Kafka
3 2 (4.76%) Spring Boot
4 1 (2.38%) .NET
4 1 (2.38%) AngularJS
4 1 (2.38%) Bootstrap
4 1 (2.38%) CSS
4 1 (2.38%) CSS3
4 1 (2.38%) EntireX
4 1 (2.38%) Hibernate
4 1 (2.38%) HTML
4 1 (2.38%) HTML5
4 1 (2.38%) J2EE
4 1 (2.38%) Material-UI
4 1 (2.38%) REST
4 1 (2.38%) SOAP
4 1 (2.38%) Spring Cloud
4 1 (2.38%) Swagger
4 1 (2.38%) Web Services
Miscellaneous
1 3 (7.14%) Analytical Mindset
1 3 (7.14%) Data Protection Act
1 3 (7.14%) IBM Mainframe
2 2 (4.76%) DataPower
2 2 (4.76%) Distributed Systems
2 2 (4.76%) iSeries
2 2 (4.76%) Legacy Systems
2 2 (4.76%) Management Information System
3 1 (2.38%) Cloud Native
3 1 (2.38%) Clustering
3 1 (2.38%) EMV
3 1 (2.38%) Enterprise Cloud
3 1 (2.38%) Legacy Applications
3 1 (2.38%) Tandem
3 1 (2.38%) Team-Oriented Environment
3 1 (2.38%) VSAM
Operating Systems
1 11 (26.19%) zOS
2 3 (7.14%) Linux
3 2 (4.76%) Unix
4 1 (2.38%) MVS
4 1 (2.38%) Windows
Processes & Methodologies
1 12 (28.57%) Migration
2 11 (26.19%) Problem-Solving
3 7 (16.67%) Agile
3 7 (16.67%) DevOps
4 6 (14.29%) SDLC
5 5 (11.90%) CI/CD
6 4 (9.52%) Microservices
6 4 (9.52%) Performance Monitoring
6 4 (9.52%) Risk Management
7 3 (7.14%) Accounts Payable
7 3 (7.14%) Architectural Design
7 3 (7.14%) Budget Management
7 3 (7.14%) Containerisation
7 3 (7.14%) Continuous Improvement
7 3 (7.14%) Data Migration
7 3 (7.14%) Data Protection
7 3 (7.14%) Integration Patterns
7 3 (7.14%) Project Delivery
7 3 (7.14%) Project Management
7 3 (7.14%) Resource Allocation
Programming Languages
1 12 (28.57%) JCL
2 11 (26.19%) REXX
3 9 (21.43%) Assembly Language
4 7 (16.67%) COBOL
5 6 (14.29%) Java
6 4 (9.52%) CLIST
7 3 (7.14%) SQL
8 2 (4.76%) C
8 2 (4.76%) Python
9 1 (2.38%) C#
9 1 (2.38%) C++
9 1 (2.38%) Groovy
9 1 (2.38%) HLASM
9 1 (2.38%) JavaScript
9 1 (2.38%) Natural
9 1 (2.38%) Shell Script
Qualifications
1 2 (4.76%) SC Cleared
1 2 (4.76%) Security Cleared
2 1 (2.38%) ISTQB
2 1 (2.38%) ISTQB Foundation Certification
Quality Assurance & Compliance
1 1 (2.38%) ISO 8583
1 1 (2.38%) PCI DSS
1 1 (2.38%) QA
1 1 (2.38%) SLA
System Software
1 7 (16.67%) Time Sharing Option
2 3 (7.14%) Docker
3 1 (2.38%) ACF2
3 1 (2.38%) Job Entry Subsystem
3 1 (2.38%) RACF
Systems Management
1 4 (9.52%) OMEGAMON
2 3 (7.14%) Kubernetes
3 2 (4.76%) CA Endevor
3 2 (4.76%) Terraform
Vendors
1 13 (30.95%) IBM
2 3 (7.14%) Micro Focus
3 2 (4.76%) Broadcom
3 2 (4.76%) Guidewire
3 2 (4.76%) Oracle
4 1 (2.38%) BT
4 1 (2.38%) CA Agile Central
4 1 (2.38%) Dynatrace
4 1 (2.38%) Fujitsu
4 1 (2.38%) Google
4 1 (2.38%) HP
4 1 (2.38%) Microsoft
4 1 (2.38%) Software AG
4 1 (2.38%) Splunk
4 1 (2.38%) Syncsort