Period
to 25 July 2021

The median contractor rate for a Senior Developer was £575 per day in advertised job vacancies in London during the 6 months to 25 July 2021.

The first table below provides contractor rate benchmarking and summary statistics including a comparison to same period in the previous 2 years.

Note that daily and hourly rates are treated separately in these statistics. When calculating contractor rate percentiles, daily rates are never derived from quoted hourly rates or vice versa.

Senior Developer
England > London
6 months to
25 Jul 2021
Same period 2020 Same period 2019
Rank 72 69 76
Rank change year-on-year -3 +7 -17
Contract jobs requiring a Senior Developer 1,026 570 1,377
As % of all contract jobs advertised in London 3.47% 3.51% 3.40%
As % of the Job Titles category 3.74% 3.77% 3.61%
Number of daily rates quoted 799 419 1,097
10th Percentile £425 £463 £425
25th Percentile £491 £513 £500
Median daily rate (50th Percentile) £575 £575 £550
Median % change year-on-year - +4.55% +2.33%
75th Percentile £650 £700 £638
90th Percentile £713 £775 £703
England median daily rate £550 £550 £525
% change year-on-year - +4.76% -

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in London. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of contract jobs in our overall sample.

All Contract IT Job Vacancies
London
Contract vacancies in London with a recognized job title 27,454 15,118 38,166
% of contract IT jobs with a recognized job title 92.75% 93.13% 94.27%
Number of daily rates quoted 19,759 10,906 27,736
10th Percentile £350 £313 £313
25th Percentile £438 £413 £413
Median daily rate (50th Percentile) £528 £513 £500
Median % change year-on-year +3.02% +2.50% -
75th Percentile £638 £613 £600
90th Percentile £725 £700 £680
England median daily rate £500 £475 £475
% change year-on-year +5.26% - +5.56%
Number of hourly rates quoted 273 184 460
10th Percentile £15.00 £14.31 £12.00
25th Percentile £20.11 £19.66 £15.00
Median hourly rate £32.85 £34.09 £20.00
Median % change year-on-year -3.63% +70.44% -
75th Percentile £51.56 £47.83 £36.41
90th Percentile £66.50 £61.18 £52.50
England median hourly rate £20.00 £20.00 £19.00
% change year-on-year - +5.26% +5.56%

Senior Developer
Job Vacancy Trend in London

Job postings that featured Senior Developer in the job title as a proportion of all IT jobs advertised in London.

Job vacancy trend for Senior Developer in London

Senior Developer
Contractor Daily Rate Trend in London

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

Daily rate trend for Senior Developer in London

Senior Developer
Daily Rate Histogram in London

Daily rate distribution for jobs citing Senior Developer in London over the 6 months to 25 July 2021.

Daily rate histogram for Senior Developer in London

Senior Developer
Contractor Hourly Rate Trend in London

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

Hourly rate trend for Senior Developer in London

Senior Developer
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 Senior Developer within the London region over the 6 months to 25 July 2021. 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
Job
Vacancies
Central London 0 114 £575 - 163
West London -5 22 £541 +3.05% 47
East London +8 9 £480 -12.73% 28
South London +16 5 £500 -4.76% 6
Senior Developer
England

Senior Developer Skill Set
Top 30 Co-occurring IT Skills in London

For the 6 months to 25 July 2021, Senior Developer contract jobs required the following IT skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all contract job ads across the London region featuring Senior Developer in the job title.

1 446 (43.47%) Agile Software Development
2 432 (42.11%) Java
3 306 (29.82%) Finance
4 300 (29.24%) JavaScript
5 249 (24.27%) TDD
6 235 (22.90%) Banking
6 235 (22.90%) Microservices
7 218 (21.25%) React
8 211 (20.57%) SQL
9 197 (19.20%) Spring
10 193 (18.81%) AWS
11 183 (17.84%) HTML
12 176 (17.15%) DevOps
12 176 (17.15%) Social Skills
13 175 (17.06%) Docker
14 165 (16.08%) Kubernetes
15 160 (15.59%) Azure
16 158 (15.40%) Git (software)
16 158 (15.40%) Scrum
17 152 (14.81%) CSS
18 143 (13.94%) REST
19 142 (13.84%) Test Automation
20 141 (13.74%) .NET
21 140 (13.65%) Jenkins
22 132 (12.87%) Oracle
23 130 (12.67%) AngularJS
24 127 (12.38%) C#
25 125 (12.18%) RESTful
25 125 (12.18%) TypeScript
26 124 (12.09%) Spring Boot

Senior Developer Skill Set
Co-occurring IT Skills in London by Category

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

Application Platforms
1 28 (2.73%) Apache Spark
2 25 (2.44%) Apache
3 22 (2.14%) Confluence
4 21 (2.05%) Mule
5 19 (1.85%) Red Hat Fuse
6 18 (1.75%) CMS
7 16 (1.56%) Oracle Coherence
8 12 (1.17%) Elasticsearch
9 11 (1.07%) Cloud Foundry
10 9 (0.88%) JBoss
11 8 (0.78%) BizTalk Server
11 8 (0.78%) Tomcat
12 7 (0.68%) WordPress
13 6 (0.58%) Adobe Experience Manager
13 6 (0.58%) Umbraco
14 5 (0.49%) Appian
14 5 (0.49%) Camunda
14 5 (0.49%) IIS
14 5 (0.49%) WebSphere
15 4 (0.39%) MQSeries
Applications
1 5 (0.49%) Microsoft Excel
2 3 (0.29%) Adobe Illustrator
2 3 (0.29%) Microsoft Office
2 3 (0.29%) Photoshop
3 2 (0.19%) MS Visio
4 1 (0.097%) Figma
Business Applications
1 5 (0.49%) ION MarketView
1 5 (0.49%) Payment Gateway
2 4 (0.39%) SAP Oil and Gas
3 3 (0.29%) Dynamics CRM
3 3 (0.29%) SAP Hybris
3 3 (0.29%) SunGard Martini
4 1 (0.097%) Infor M3
4 1 (0.097%) Magento
4 1 (0.097%) Oracle BPM
4 1 (0.097%) Oracle Financials
4 1 (0.097%) Oracle Subledger Accounting
4 1 (0.097%) SAP HCM
Cloud Services
1 193 (18.81%) AWS
2 160 (15.59%) Azure
3 73 (7.12%) Serverless
4 50 (4.87%) AWS Lambda
4 50 (4.87%) GCP
5 30 (2.92%) GitHub
6 24 (2.34%) OpenShift
7 19 (1.85%) PaaS
8 18 (1.75%) Power Platform
9 15 (1.46%) npm
10 13 (1.27%) Azure Logic Apps
11 12 (1.17%) Azure Cosmos DB
11 12 (1.17%) Azure Service Bus
12 11 (1.07%) Heroku
13 10 (0.97%) Azure Functions
13 10 (0.97%) Cloud Computing
13 10 (0.97%) SaaS
14 9 (0.88%) Azure Storage
15 8 (0.78%) Salesforce Sales Cloud
16 6 (0.58%) Yarn
Communications & Networking
1 28 (2.73%) SSL
1 28 (2.73%) TCP/IP
2 15 (1.46%) HTTP
3 12 (1.17%) Internet
4 4 (0.39%) AMQP
4 4 (0.39%) BGP
4 4 (0.39%) HTTPS
5 3 (0.29%) Broadband
5 3 (0.29%) Kerberos
6 2 (0.19%) 2G
6 2 (0.19%) SWIFTNet
7 1 (0.097%) DVB
7 1 (0.097%) Firewall
7 1 (0.097%) Intranet
7 1 (0.097%) SSH
7 1 (0.097%) VPN
Database & Business Intelligence
1 83 (8.09%) SQL Server
2 68 (6.63%) NoSQL
3 67 (6.53%) MongoDB
4 56 (5.46%) PostgreSQL
5 55 (5.36%) Relational Database
6 47 (4.58%) MySQL
7 46 (4.48%) Redis
8 38 (3.70%) Hazelcast
9 34 (3.31%) Big Data
10 30 (2.92%) Apache Cassandra
11 18 (1.75%) Power BI
12 17 (1.66%) Oracle Database
13 15 (1.46%) Amazon DynamoDB
14 14 (1.36%) Azure SQL Database
15 12 (1.17%) RDBMS
16 10 (0.97%) Data Warehouse
16 10 (0.97%) Flink
17 9 (0.88%) Couchbase
18 8 (0.78%) Oracle Database 12c
19 7 (0.68%) MariaDB
Development Applications
1 158 (15.40%) Git (software)
2 140 (13.65%) Jenkins
3 93 (9.06%) Maven
4 51 (4.97%) JIRA
5 35 (3.41%) JUnit
6 32 (3.12%) Cucumber
7 27 (2.63%) Gradle
7 27 (2.63%) TeamCity
8 24 (2.34%) Atlassian Bamboo
8 24 (2.34%) webpack
9 22 (2.14%) Cypress.io
10 20 (1.95%) Mockito
11 18 (1.75%) Jasmine
11 18 (1.75%) Visual Studio
12 17 (1.66%) Bitbucket
13 15 (1.46%) CircleCI
13 15 (1.46%) Selenium
14 14 (1.36%) Ant
15 13 (1.27%) Subversion
15 13 (1.27%) Xcode
General
1 306 (29.82%) Finance
2 235 (22.90%) Banking
3 176 (17.15%) Social Skills
4 120 (11.70%) Investment Banking
5 99 (9.65%) Front Office
6 37 (3.61%) Retail
7 31 (3.02%) Analytical Skills
8 23 (2.24%) Public Sector
9 22 (2.14%) Telecoms
10 12 (1.17%) Financial Institution
10 12 (1.17%) Marketing
11 11 (1.07%) Back Office
12 10 (0.97%) Presentation Skills
13 7 (0.68%) Manufacturing
14 6 (0.58%) Electronics
14 6 (0.58%) Games
14 6 (0.58%) Organisational Skills
15 5 (0.49%) Publishing
16 4 (0.39%) Advertising
16 4 (0.39%) Billing
Libraries, Frameworks & Software Standards
1 218 (21.25%) React
2 197 (19.20%) Spring
3 183 (17.84%) HTML
4 152 (14.81%) CSS
5 143 (13.94%) REST
6 141 (13.74%) .NET
7 130 (12.67%) AngularJS
8 125 (12.18%) RESTful
9 124 (12.09%) Spring Boot
10 101 (9.84%) Node.js
11 96 (9.36%) Kafka
12 82 (7.99%) Redux
13 81 (7.89%) HTML5
14 75 (7.31%) Web Services
15 56 (5.46%) .NET Core
16 44 (4.29%) Jest
17 42 (4.09%) JSON
18 38 (3.70%) .NET Framework
19 36 (3.51%) XML
20 33 (3.22%) jQuery
Miscellaneous
1 91 (8.87%) User Experience
2 88 (8.58%) Greenfield Project
3 61 (5.95%) Fixed Income
3 61 (5.95%) Foreign Exchange (FX)
4 58 (5.65%) Data Structures
4 58 (5.65%) Derivative
5 55 (5.36%) Algorithms
6 33 (3.22%) Mobile App
7 28 (2.73%) Enterprise Software
7 28 (2.73%) Market Risk
8 17 (1.66%) Cloud Native
9 16 (1.56%) Equities
10 14 (1.36%) Legacy Systems
11 13 (1.27%) Self-Motivation
12 12 (1.17%) Hedge funds
13 11 (1.07%) Credit Risk
14 10 (0.97%) Equity Derivative
14 10 (0.97%) Virtual Team
15 9 (0.88%) Grid Computing
16 8 (0.78%) Reference Data
Operating Systems
1 120 (11.70%) Linux
2 56 (5.46%) Unix
3 43 (4.19%) Android
4 41 (4.00%) Apple iOS
5 22 (2.14%) Windows
6 7 (0.68%) Mac OS X
7 6 (0.58%) Mac OS
8 5 (0.49%) tvOS
9 2 (0.19%) Windows Server
10 1 (0.097%) Android TV
10 1 (0.097%) Debian
10 1 (0.097%) Solaris
10 1 (0.097%) VMS
Processes & Methodologies
1 446 (43.47%) Agile Software Development
2 249 (24.27%) TDD
3 235 (22.90%) Microservices
4 176 (17.15%) DevOps
5 158 (15.40%) Scrum
6 142 (13.84%) Test Automation
7 113 (11.01%) Software Engineering
8 111 (10.82%) Front End Development
9 107 (10.43%) Multithreading
10 104 (10.14%) Continuous Integration
11 94 (9.16%) BDD
12 78 (7.60%) Unit Testing
13 77 (7.50%) SDLC
14 75 (7.31%) OO
15 71 (6.92%) Problem-Solving
16 67 (6.53%) Pair Programming
17 66 (6.43%) Computer Science
18 64 (6.24%) MVC
18 64 (6.24%) Performance Tuning
19 63 (6.14%) Mentoring
Programming Languages
1 432 (42.11%) Java
2 300 (29.24%) JavaScript
3 211 (20.57%) SQL
4 127 (12.38%) C#
5 125 (12.18%) TypeScript
6 123 (11.99%) Java 8
7 111 (10.82%) Python
8 104 (10.14%) Scala
9 61 (5.95%) Kotlin
10 58 (5.65%) PL/SQL
11 54 (5.26%) C++
12 38 (3.70%) ES6
13 31 (3.02%) Haskell
14 29 (2.83%) Go
15 26 (2.53%) Apple Swift
15 26 (2.53%) Java 11
16 22 (2.14%) C
17 21 (2.05%) PHP
17 21 (2.05%) Ruby
18 15 (1.46%) T-SQL
Qualifications
1 52 (5.07%) Degree
2 38 (3.70%) SC Cleared
2 38 (3.70%) Security Cleared
3 31 (3.02%) Computer Science Degree
4 5 (0.49%) ISTQB
4 5 (0.49%) Master's Degree
5 3 (0.29%) AWS Certification
6 2 (0.19%) CFA
6 2 (0.19%) DV Cleared
6 2 (0.19%) Numerate Degree
7 1 (0.097%) DBS Check
7 1 (0.097%) Microsoft Certification
7 1 (0.097%) PhD
Quality Assurance & Compliance
1 35 (3.41%) QA
2 24 (2.34%) Accessibility
3 4 (0.39%) COREP
3 4 (0.39%) FINREP
3 4 (0.39%) ISO 20022
4 3 (0.29%) GRC
5 2 (0.19%) ISO 15022
5 2 (0.19%) PCI DSS
6 1 (0.097%) Data Quality
6 1 (0.097%) GDPR
6 1 (0.097%) MiFID
6 1 (0.097%) PMO
6 1 (0.097%) SLA
System Software
1 175 (17.06%) Docker
2 7 (0.68%) Active Directory
3 3 (0.29%) Varnish
4 2 (0.19%) Apache ZooKeeper
4 2 (0.19%) HDFS
5 1 (0.097%) Virtual Machines
Systems Management
1 165 (16.08%) Kubernetes
2 20 (1.95%) Ansible
3 13 (1.27%) Grafana
4 12 (1.17%) Terraform
5 11 (1.07%) Prometheus
6 6 (0.58%) Puppet
7 4 (0.39%) Control-M
7 4 (0.39%) Single Sign-On
8 3 (0.29%) CloudHub
8 3 (0.29%) Graphite
8 3 (0.29%) Opscode Chef
9 2 (0.19%) Galera Cluster
9 2 (0.19%) Rancher
10 1 (0.097%) Kiali
10 1 (0.097%) Kibana
10 1 (0.097%) Marathon
10 1 (0.097%) Nagios
10 1 (0.097%) Zipkin
Vendors
1 132 (12.87%) Oracle
2 30 (2.92%) Microsoft
3 28 (2.73%) MuleSoft
4 23 (2.24%) Salesforce.com
5 22 (2.14%) Google
6 21 (2.05%) Atlassian
7 20 (1.95%) SAP
8 15 (1.46%) ION Trading
9 10 (0.97%) Adobe
10 9 (0.88%) TIBCO
11 8 (0.78%) Solace
11 8 (0.78%) Splunk
12 7 (0.68%) Apple
12 7 (0.68%) Sybase
13 6 (0.58%) IBM
13 6 (0.58%) Murex
13 6 (0.58%) WorldPay
14 4 (0.39%) BMC
14 4 (0.39%) FIS
14 4 (0.39%) ServiceNow