Code Quality Contracts in London

Code Quality (Software Quality)
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring Code Quality skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Code Quality over the 6 months leading up to 31 May 2025, comparing them to the same period in the previous two years.

6 months to
31 May 2025
Same period 2024 Same period 2023
Rank 200 236 327
Rank change year-on-year +36 +91 +75
Contract jobs citing Code Quality 151 163 155
As % of all contract jobs advertised in London 1.23% 0.93% 0.61%
As % of the Processes & Methodologies category 1.34% 1.06% 0.67%
Number of daily rates quoted 103 99 100
10th Percentile £365 £352 £406
25th Percentile £417 £444 £500
Median daily rate (50th Percentile) £525 £538 £613
Median % change year-on-year -2.33% -12.24% +2.08%
75th Percentile £675 £688 £700
90th Percentile £775 £780 £828
England median daily rate £494 £519 £580
% change year-on-year -4.82% -10.56% +3.11%
Number of hourly rates quoted 0 4 4
10th Percentile - - £44.13
25th Percentile - £81.25 £44.69
Median hourly rate - £82.50 £50.00
Median % change year-on-year - +65.00% -40.12%
75th Percentile - £83.75 £60.00
90th Percentile - - £69.00
England median hourly rate £50.00 £70.00 £52.50
% change year-on-year -28.57% +33.33% +4.79%

All Process and Methodology Skills
London

Code Quality 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 in London.

Contract vacancies with a requirement for process or methodology skills 11,308 15,427 23,126
As % of all contract IT jobs advertised in London 92.23% 88.39% 90.86%
Number of daily rates quoted 7,584 11,065 16,744
10th Percentile £350 £340 £375
25th Percentile £431 £449 £475
Median daily rate (50th Percentile) £550 £550 £590
Median % change year-on-year - -6.78% +2.61%
75th Percentile £688 £675 £700
90th Percentile £800 £800 £800
England median daily rate £525 £525 £550
% change year-on-year - -4.55% +1.85%
Number of hourly rates quoted 191 315 262
10th Percentile £16.50 £15.50 £18.05
25th Percentile £23.99 £20.00 £22.53
Median hourly rate £32.00 £28.00 £39.63
Median % change year-on-year +14.29% -29.34% +11.62%
75th Percentile £49.88 £48.75 £64.50
90th Percentile £63.75 £66.90 £82.50
England median hourly rate £28.53 £37.50 £37.50
% change year-on-year -23.93% - +50.00%

Code Quality
Job Vacancy Trend in London

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

Job vacancy trend for Code Quality in London

Code Quality
Contractor Daily Rate Trend in London

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

Daily rate trend for Code Quality in London

Code Quality
Daily Rate Histogram in London

Daily rate distribution for jobs citing Code Quality in London over the 6 months to 31 May 2025.

Daily rate histogram for Code Quality in London

Code Quality
Contractor Hourly Rate Trend in London

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

Hourly rate trend for Code Quality in London

Code Quality
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 Code Quality within the London region over the 6 months to 31 May 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 +25 32 £475 -32.14% 26
South London +7 10 £513 - 2
West London +4 1 £665 +33.00% 8
Code Quality
England

Code Quality
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 10 (6.62%) Apache
2 9 (5.96%) Apache Spark
3 3 (1.99%) CMS
3 3 (1.99%) Confluence
4 2 (1.32%) Camunda
5 1 (0.66%) Anypoint
5 1 (0.66%) ArcGIS
5 1 (0.66%) Headless CMS
5 1 (0.66%) Magnolia
5 1 (0.66%) MQSeries
5 1 (0.66%) nginx
Cloud Services
1 43 (28.48%) AWS
2 35 (23.18%) Azure
3 20 (13.25%) GitHub
4 13 (8.61%) GitHub Actions
5 12 (7.95%) GCP
6 11 (7.28%) Serverless
7 10 (6.62%) Azure DevOps
8 5 (3.31%) Amazon SQS
8 5 (3.31%) AWS Lambda
9 4 (2.65%) Amazon ECS
9 4 (2.65%) Amazon S3
9 4 (2.65%) AWS Fargate
9 4 (2.65%) Datadog
10 3 (1.99%) Amazon CloudWatch
10 3 (1.99%) Amazon EC2
10 3 (1.99%) Amazon Kinesis
10 3 (1.99%) AWS CloudFormation
10 3 (1.99%) Azure Service Bus
10 3 (1.99%) Dynamics 365
10 3 (1.99%) Power Platform
Communications & Networking
1 5 (3.31%) HTTP
2 2 (1.32%) DNS
2 2 (1.32%) SSL
3 1 (0.66%) Firewall
3 1 (0.66%) Network Security
3 1 (0.66%) VPN
Database & Business Intelligence
1 15 (9.93%) PostgreSQL
2 13 (8.61%) NoSQL
3 12 (7.95%) SQL Server
4 10 (6.62%) Big Data
4 10 (6.62%) MongoDB
4 10 (6.62%) Redis
5 9 (5.96%) Hadoop
6 6 (3.97%) MySQL
7 5 (3.31%) Geospatial Data
7 5 (3.31%) Oracle Database
8 4 (2.65%) Data Warehouse
8 4 (2.65%) DynamoDB
9 3 (1.99%) Amazon RDS
9 3 (1.99%) Power BI
10 2 (1.32%) GIS
10 2 (1.32%) KDB
10 2 (1.32%) TKPROF
11 1 (0.66%) BigQuery
11 1 (0.66%) Relational Database
11 1 (0.66%) Spark SQL
Development Applications
1 31 (20.53%) Git
2 27 (17.88%) Jenkins
3 14 (9.27%) JIRA
4 12 (7.95%) JUnit
5 9 (5.96%) Maven
6 8 (5.30%) Postman
7 7 (4.64%) REST Assured
7 7 (4.64%) Selenium
7 7 (4.64%) SonarQube
8 6 (3.97%) Cucumber
8 6 (3.97%) GitLab
9 5 (3.31%) Atlassian Bamboo
10 4 (2.65%) Cypress.io
10 4 (2.65%) JMeter
10 4 (2.65%) Mockito
10 4 (2.65%) QARun
10 4 (2.65%) SoapUI
10 4 (2.65%) WinRunner
11 3 (1.99%) Subversion
11 3 (1.99%) Xcode
General
1 46 (30.46%) Finance
2 41 (27.15%) Social Skills
3 23 (15.23%) Banking
4 20 (13.25%) Analytical Skills
5 13 (8.61%) Investment Banking
6 7 (4.64%) Public Sector
7 6 (3.97%) Presentation Skills
8 5 (3.31%) Retail
9 4 (2.65%) Publishing
10 3 (1.99%) Financial Institution
10 3 (1.99%) Front Office
10 3 (1.99%) Inclusion and Diversity
10 3 (1.99%) Retail Banking
11 2 (1.32%) Marketing
11 2 (1.32%) Telecoms
12 1 (0.66%) Advertising
12 1 (0.66%) Aviation
12 1 (0.66%) Corporate Banking
12 1 (0.66%) Games
12 1 (0.66%) Health Technology
Job Titles
1 83 (54.97%) Developer
2 26 (17.22%) Java Developer
3 22 (14.57%) Software Engineer
4 20 (13.25%) Senior
5 14 (9.27%) Lead
5 14 (9.27%) Python Developer
6 11 (7.28%) Full-Stack Developer
7 9 (5.96%) Senior Developer
8 8 (5.30%) Apache Spark Developer
8 8 (5.30%) Senior Software Engineer
9 7 (4.64%) Architect
10 6 (3.97%) Full-Stack Engineer
11 5 (3.31%) Android Developer
11 5 (3.31%) AWS Developer
11 5 (3.31%) DevOps Engineer
11 5 (3.31%) Java Engineer
11 5 (3.31%) Lead Developer
11 5 (3.31%) QA Engineer
12 4 (2.65%) Java Software Engineer
12 4 (2.65%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 26 (17.22%) React
1 26 (17.22%) Spring
2 21 (13.91%) AngularJS
3 20 (13.25%) HTML
3 20 (13.25%) RESTful
4 19 (12.58%) CSS
4 19 (12.58%) REST
5 18 (11.92%) Spring Boot
6 17 (11.26%) Kafka
7 14 (9.27%) .NET
8 10 (6.62%) .NET Core
8 10 (6.62%) Node.js
9 9 (5.96%) Spark Streaming
10 8 (5.30%) Jest
11 7 (4.64%) HTML5
12 6 (3.97%) Spring Cloud
12 6 (3.97%) Web Services
13 5 (3.31%) Next.js
13 5 (3.31%) SOAP
13 5 (3.31%) XML
Miscellaneous
1 15 (9.93%) Market Risk
2 13 (8.61%) Distributed Systems
3 12 (7.95%) Distributed Computing
4 8 (5.30%) Analytical Mindset
4 8 (5.30%) Cloud Native
5 7 (4.64%) Product Ownership
5 7 (4.64%) Virtual Team
6 6 (3.97%) Mobile App
7 4 (2.65%) Data Structures
7 4 (2.65%) Enterprise Software
7 4 (2.65%) Legacy Applications
7 4 (2.65%) Legacy Systems
7 4 (2.65%) Onboarding
8 3 (1.99%) Algorithms
8 3 (1.99%) Credit Risk
8 3 (1.99%) Equities
9 2 (1.32%) Fixed Income
9 2 (1.32%) Management Information System
9 2 (1.32%) Marketing Technology
9 2 (1.32%) PKI
Operating Systems
1 7 (4.64%) Linux
1 7 (4.64%) Windows
2 6 (3.97%) Android
3 3 (1.99%) Unix
4 1 (0.66%) Apple iOS
Processes & Methodologies
1 76 (50.33%) Agile
2 70 (46.36%) CI/CD
3 56 (37.09%) Problem-Solving
4 43 (28.48%) Test Automation
5 36 (23.84%) Microservices
6 34 (22.52%) DevOps
7 33 (21.85%) Full-Stack Development
8 28 (18.54%) Software Engineering
9 27 (17.88%) Containerisation
10 23 (15.23%) Front End Development
11 19 (12.58%) Scrum
11 19 (12.58%) TDD
12 17 (11.26%) Clean Code
13 16 (10.60%) Continuous Integration
14 15 (9.93%) Performance Tuning
14 15 (9.93%) Unit Testing
15 14 (9.27%) Analytics
15 14 (9.27%) Mentoring
16 13 (8.61%) API Integration
16 13 (8.61%) Risk Management
Programming Languages
1 59 (39.07%) Python
2 53 (35.10%) Java
3 36 (23.84%) JavaScript
4 32 (21.19%) TypeScript
5 30 (19.87%) SQL
6 26 (17.22%) C#
7 8 (5.30%) Kotlin
7 8 (5.30%) PowerShell
8 6 (3.97%) VB
9 5 (3.31%) Go
10 4 (2.65%) Groovy
11 3 (1.99%) C++
11 3 (1.99%) Jython
11 3 (1.99%) Shell Script
12 2 (1.32%) Ruby
12 2 (1.32%) Scala
12 2 (1.32%) VB6
13 1 (0.66%) Apex Code
13 1 (0.66%) Bash
13 1 (0.66%) JCL
Qualifications
1 22 (14.57%) Security Cleared
2 18 (11.92%) SC Cleared
3 6 (3.97%) Degree
4 3 (1.99%) BPSS Clearance
4 3 (1.99%) Computer Science Degree
5 2 (1.32%) DV Cleared
6 1 (0.66%) Master's Degree
Quality Assurance & Compliance
1 27 (17.88%) QA
2 13 (8.61%) Accessibility
3 3 (1.99%) Data Quality
3 3 (1.99%) Software Quality Assurance
3 3 (1.99%) WCAG
System Software
1 38 (25.17%) Docker
2 2 (1.32%) Apache ZooKeeper
3 1 (0.66%) Virtual Machines
Systems Management
1 36 (23.84%) Kubernetes
2 6 (3.97%) Terraform
3 2 (1.32%) Istio
4 1 (0.66%) Ansible
4 1 (0.66%) CloudHub
4 1 (0.66%) Grafana
4 1 (0.66%) Prometheus
Vendors
1 12 (7.95%) Oracle
2 7 (4.64%) CA Agile Central
2 7 (4.64%) Microsoft
2 7 (4.64%) Splunk
3 6 (3.97%) Google
4 5 (3.31%) TIBCO
5 4 (2.65%) Dynatrace
6 3 (1.99%) Databricks
6 3 (1.99%) Salesforce
6 3 (1.99%) ServiceNow
7 2 (1.32%) Amplitude
8 1 (0.66%) Adobe
8 1 (0.66%) Atlassian
8 1 (0.66%) ESRI
8 1 (0.66%) IBM
8 1 (0.66%) MuleSoft
8 1 (0.66%) New Relic
8 1 (0.66%) SAP