UML Contracts

Unified Modeling Language (UML)
UK

The table below provides summary statistics for contract job vacancies requiring UML skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited UML 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 420 388 437
Rank change year-on-year -32 +49 -19
Contract jobs citing UML 99 216 287
As % of all contract jobs advertised in the UK 0.34% 0.50% 0.48%
As % of the Processes & Methodologies category 0.37% 0.57% 0.53%
Number of daily rates quoted 42 134 154
10th Percentile £351 £415 £406
25th Percentile £391 £500 £470
Median daily rate (50th Percentile) £510 £623 £541
Median % change year-on-year -18.07% +15.01% -1.59%
75th Percentile £642 £825 £650
90th Percentile £695 £925 £775
UK excluding London median daily rate £469 £525 £500
% change year-on-year -10.71% +5.00% -
Number of hourly rates quoted 34 36 55
10th Percentile £46.20 £55.63 £49.09
25th Percentile £55.09 £57.19 £53.13
Median hourly rate £64.50 £65.00 £57.50
Median % change year-on-year -0.77% +13.04% -4.17%
75th Percentile £68.00 £70.00 £68.13
90th Percentile £73.88 £83.75 £75.00
UK excluding London median hourly rate £64.50 £65.00 £57.50
% change year-on-year -0.77% +13.04% -

All Process and Methodology Skills
UK

UML falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills.

Contract vacancies with a requirement for process or methodology skills 26,551 37,621 53,662
As % of all contract IT jobs advertised in the UK 90.82% 86.30% 89.91%
Number of daily rates quoted 17,137 24,254 37,244
10th Percentile £308 £300 £325
25th Percentile £413 £413 £438
Median daily rate (50th Percentile) £521 £525 £550
Median % change year-on-year -0.86% -4.55% +4.76%
75th Percentile £630 £638 £650
90th Percentile £744 £750 £750
UK excluding London median daily rate £481 £500 £500
% change year-on-year -3.80% - +5.26%
Number of hourly rates quoted 1,071 2,437 1,746
10th Percentile £14.70 £12.75 £11.00
25th Percentile £18.50 £16.00 £16.25
Median hourly rate £29.00 £35.50 £37.30
Median % change year-on-year -18.31% -4.83% +49.20%
75th Percentile £62.00 £59.95 £65.00
90th Percentile £75.00 £72.50 £75.00
UK excluding London median hourly rate £27.94 £36.50 £36.00
% change year-on-year -23.45% +1.39% +80.00%

UML
Job Vacancy Trend

Job postings citing UML as a proportion of all IT jobs advertised.

Job vacancy trend for UML in the UK

UML
Contractor Daily Rate Trend

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

Daily rate trend for UML in the UK

UML
Daily Rate Histogram

Daily rate distribution for jobs citing UML over the 6 months to 30 April 2025.

Daily rate histogram for UML in the UK

UML
Contractor Hourly Rate Trend

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

Hourly rate trend for UML in the UK

UML
Hourly Rate Histogram

Hourly rate distribution of jobs citing UML over the 6 months to 30 April 2025.

Hourly rate histogram for UML in the UK

UML
Top 14 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing UML within the UK 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
England -37 92 £545 -14.51% 99
UK excluding London +5 67 £469 -10.71% 76
Work from Home +26 37 £475 -13.64% 73
South East +23 30 £350 -33.33% 24
London -31 25 £625 -21.88% 23
South West +33 14 £675 +22.73% 17
North of England +35 11 £400 -20.00% 7
East of England +27 7 £375 -31.82% 12
Midlands +17 5 £625 +73.61% 15
West Midlands +14 5 £625 +25.00% 13
North West +12 5 £383 -23.40% 4
Yorkshire - 4 £525 - 1
Scotland -1 2 £450 -2.70% 2
North East - 2 £469 - 2

UML
Co-occurring Skills and Capabilities 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 17 (17.17%) Confluence
2 4 (4.04%) SAS
3 2 (2.02%) Microsoft Exchange
4 1 (1.01%) Apache
4 1 (1.01%) Oracle SOA Suite
4 1 (1.01%) SharePoint
4 1 (1.01%) Smallworld
Applications
1 8 (8.08%) MS Visio
2 3 (3.03%) Microsoft Office
3 2 (2.02%) Microsoft Excel
3 2 (2.02%) Microsoft PowerPoint
4 1 (1.01%) Simulink
Business Applications
1 6 (6.06%) Sparx Enterprise Architect
2 2 (2.02%) Misys Midas
Cloud Services
1 12 (12.12%) AWS
2 10 (10.10%) Azure
3 6 (6.06%) SaaS
4 4 (4.04%) Power Platform
5 3 (3.03%) Amazon ECS
5 3 (3.03%) Amazon SQS
5 3 (3.03%) AWS KMS
5 3 (3.03%) Cloud Computing
5 3 (3.03%) GitHub
5 3 (3.03%) IaaS
5 3 (3.03%) PaaS
5 3 (3.03%) Route 53
5 3 (3.03%) Serverless
6 2 (2.02%) Apigee
6 2 (2.02%) Azure DevOps
6 2 (2.02%) GCP
7 1 (1.01%) Dynamics 365
7 1 (1.01%) npm
Communications & Networking
1 14 (14.14%) Software-Defined Radio
2 9 (9.09%) SNMP
3 3 (3.03%) Ethernet
3 3 (3.03%) HTTP
3 3 (3.03%) IPsec
3 3 (3.03%) Kerberos
3 3 (3.03%) SSL
4 1 (1.01%) GPON
4 1 (1.01%) HTTPS
4 1 (1.01%) Intranet
4 1 (1.01%) MQTT
4 1 (1.01%) TCP/IP
Database & Business Intelligence
1 7 (7.07%) PostgreSQL
2 6 (6.06%) NoSQL
3 4 (4.04%) Power BI
3 4 (4.04%) Relational Database
3 4 (4.04%) SQL Server
4 3 (3.03%) Amazon RDS
4 3 (3.03%) MongoDB
5 2 (2.02%) Data Lake
5 2 (2.02%) Metadata
5 2 (2.02%) Tableau
6 1 (1.01%) Apache Hive
6 1 (1.01%) Big Data
6 1 (1.01%) Data Warehouse
6 1 (1.01%) GIS
6 1 (1.01%) Metadata Repository
6 1 (1.01%) Oracle Database
6 1 (1.01%) RDBMS
6 1 (1.01%) Snowflake Schema
6 1 (1.01%) Star Schema
Development Applications
1 21 (21.21%) JIRA
2 14 (14.14%) Git
3 11 (11.11%) Bitbucket
4 9 (9.09%) GoogleTest
4 9 (9.09%) Robot Framework
5 8 (8.08%) Eclipse
6 6 (6.06%) Jenkins
6 6 (6.06%) Rational DOORS
7 5 (5.05%) ERwin
8 3 (3.03%) GitLab
8 3 (3.03%) Maven
8 3 (3.03%) Postman
9 2 (2.02%) MagicDraw
9 2 (2.02%) PowerDesigner
9 2 (2.02%) Rational Rhapsody
10 1 (1.01%) Cucumber
10 1 (1.01%) Visual Studio
General
1 24 (24.24%) Finance
2 18 (18.18%) Social Skills
3 8 (8.08%) Analytical Skills
4 6 (6.06%) Banking
4 6 (6.06%) Telecoms
5 5 (5.05%) Billing
6 4 (4.04%) Aerospace
7 3 (3.03%) Documentation Skills
7 3 (3.03%) Presentation Skills
8 2 (2.02%) Aviation
8 2 (2.02%) Military
8 2 (2.02%) Public Sector
9 1 (1.01%) Automotive
9 1 (1.01%) Digital Health
9 1 (1.01%) Electronics
9 1 (1.01%) French Language
9 1 (1.01%) Law
9 1 (1.01%) Legal
9 1 (1.01%) Manufacturing
9 1 (1.01%) Marketing
Job Titles
1 21 (21.21%) Analyst
2 17 (17.17%) Software Engineer
3 15 (15.15%) Architect
3 15 (15.15%) Business Analyst
4 13 (13.13%) Embedded Engineer
5 11 (11.11%) Ada Engineer
5 11 (11.11%) Ada Software Engineer
6 10 (10.10%) Embedded Software Engineer
7 8 (8.08%) Designer
7 8 (8.08%) Solutions Architect
7 8 (8.08%) Solutions Designer
8 7 (7.07%) Developer
8 7 (7.07%) Software Test Engineer
8 7 (7.07%) Test Engineer
9 6 (6.06%) Senior
9 6 (6.06%) Systems Engineer
10 5 (5.05%) Data Modeller
10 5 (5.05%) Rust Engineer
10 5 (5.05%) Technical Architect
11 4 (4.04%) Senior Systems Analyst
Libraries, Frameworks & Software Standards
1 14 (14.14%) Web Services
2 12 (12.12%) REST
3 10 (10.10%) HTML
4 9 (9.09%) CSS
5 7 (7.07%) JSON
6 6 (6.06%) Node.js
7 4 (4.04%) Middleware
7 4 (4.04%) Spring
7 4 (4.04%) Spring Boot
8 3 (3.03%) .NET
8 3 (3.03%) .NET Framework
8 3 (3.03%) JavaFX
8 3 (3.03%) OAuth
8 3 (3.03%) OAuth2
8 3 (3.03%) OpenAPI
8 3 (3.03%) OpenID
8 3 (3.03%) SAML
8 3 (3.03%) Swagger
8 3 (3.03%) XACML
8 3 (3.03%) XML
Miscellaneous
1 11 (11.11%) Product Ownership
2 5 (5.05%) Frameworx
2 5 (5.05%) TM Forum
3 4 (4.04%) Enterprise Software
3 4 (4.04%) Reference Data
3 4 (4.04%) Self-Motivation
4 3 (3.03%) Data Structures
4 3 (3.03%) Distributed Denial-of-Service
4 3 (3.03%) PCIe
4 3 (3.03%) Verilog
4 3 (3.03%) VHDL
5 2 (2.02%) Credit Risk
5 2 (2.02%) Embedded Systems
5 2 (2.02%) Equities
5 2 (2.02%) Linux Command Line
6 1 (1.01%) Algorithms
6 1 (1.01%) IoT
6 1 (1.01%) Legacy Systems
6 1 (1.01%) Mobile App
6 1 (1.01%) Reinsurance
Operating Systems
1 24 (24.24%) Linux
2 3 (3.03%) FreeRTOS
3 2 (2.02%) Windows
Processes & Methodologies
1 55 (55.56%) Agile
2 36 (36.36%) SysML
3 28 (28.28%) Software Engineering
4 26 (26.26%) Scrum
5 15 (15.15%) BPMN
5 15 (15.15%) Microservices
6 14 (14.14%) Software Testing
7 13 (13.13%) CI/CD
7 13 (13.13%) Data Modelling
7 13 (13.13%) Requirements Gathering
7 13 (13.13%) Validation
8 12 (12.12%) Business Strategy
9 11 (11.11%) Business Analysis
9 11 (11.11%) Prototyping
9 11 (11.11%) Test Automation
9 11 (11.11%) Use Case
10 10 (10.10%) DevOps
10 10 (10.10%) User Stories
11 9 (9.09%) SDLC
11 9 (9.09%) Wireframes
Programming Languages
1 12 (12.12%) Ada
1 12 (12.12%) JavaScript
1 12 (12.12%) SQL
2 11 (11.11%) C++
3 10 (10.10%) Java
3 10 (10.10%) Python
4 5 (5.05%) Rust
5 4 (4.04%) C
6 3 (3.03%) SystemVerilog
6 3 (3.03%) Tcl
7 2 (2.02%) C#
8 1 (1.01%) Assembly Language
8 1 (1.01%) Embedded C
8 1 (1.01%) Fortran
8 1 (1.01%) Magik
8 1 (1.01%) MATLAB
8 1 (1.01%) R
8 1 (1.01%) XAML
Qualifications
1 32 (32.32%) Security Cleared
2 31 (31.31%) SC Cleared
3 15 (15.15%) Degree
4 4 (4.04%) Computer Science Degree
5 3 (3.03%) ITIL Certification
6 2 (2.02%) BPSS Clearance
6 2 (2.02%) HND
6 2 (2.02%) Master's Degree
7 1 (1.01%) Azure Certification
7 1 (1.01%) CBAP
7 1 (1.01%) CSPO
7 1 (1.01%) DV Cleared
7 1 (1.01%) IIBA
7 1 (1.01%) PhD
7 1 (1.01%) PMI Certification
7 1 (1.01%) VCAP
7 1 (1.01%) VCDX
Quality Assurance & Compliance
1 2 (2.02%) GDPR
1 2 (2.02%) MISRA
1 2 (2.02%) MISRA C
2 1 (1.01%) Data Quality
2 1 (1.01%) Disclosure Scotland
2 1 (1.01%) QA
System Software
1 7 (7.07%) Firmware
2 3 (3.03%) Docker
2 3 (3.03%) RACF
3 2 (2.02%) Active Directory
Systems Management
1 3 (3.03%) Ansible
1 3 (3.03%) Packer
1 3 (3.03%) Single Sign-On
1 3 (3.03%) Terraform
2 2 (2.02%) Kubernetes
2 2 (2.02%) Microsoft Intune
2 2 (2.02%) PTC Integrity
Vendors
1 13 (13.13%) Microsoft
2 12 (12.12%) Atlassian
3 8 (8.08%) Sparx
4 7 (7.07%) Google
5 6 (6.06%) ServiceNow
6 5 (5.05%) Salesforce
7 4 (4.04%) Ariba
7 4 (4.04%) IBM
7 4 (4.04%) SAP
8 3 (3.03%) Xilinx
9 2 (2.02%) Oracle
9 2 (2.02%) PTC
10 1 (1.01%) Avaloq
10 1 (1.01%) Dell
10 1 (1.01%) Informatica
10 1 (1.01%) Intel
10 1 (1.01%) Pega
10 1 (1.01%) Progress
10 1 (1.01%) Twitter
10 1 (1.01%) VMware