Period
to 28 February 2020

The median contractor rate for a Senior Developer was £550 per day in advertised job vacancies in London during the 6 months to 28 February 2020.

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
28 Feb 2020
Same period 2019 Same period 2018
Rank 65 70 62
Rank change year-on-year +5 -8 +12
Contract jobs requiring a Senior Developer 993 1,638 1,895
As % of all contract IT jobs advertised in London 3.54% 3.74% 4.03%
As % of the Job Titles category 3.78% 3.94% 4.24%
Number of daily rates quoted 662 1,302 1,590
London median daily rate £550 £550 £550
10th Percentile £425 £450 £425
90th Percentile £725 £688 £713
England median daily rate £525 £525 £525
Number of hourly rates quoted 8 2 2
London median hourly rate £72.50 £40.00 £66.88
Median hourly rate % change year-on-year +81.25% -40.19% +41.53%
10th Percentile £62.13 £35.75 £62.94
90th Percentile £80.55 £46.25 £70.31
England median hourly rate £72.50 £40.00 £45.00
% change year-on-year +81.25% -11.11% +16.88%

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 26,250 41,531 44,651
% of contract IT jobs with a recognized job title 93.58% 94.71% 94.88%
Number of daily rates quoted 18,621 29,816 32,500
London median daily rate £500 £500 £500
10th Percentile £300 £313 £300
90th Percentile £688 £675 £675
England median daily rate £463 £475 £450
% change year-on-year -2.63% +5.56% +5.88%
Number of hourly rates quoted 410 573 635
London median hourly rate £25.34 £21.50 £21.00
Median hourly rate % change year-on-year +17.86% +2.38% -2.33%
10th Percentile £13.23 £12.50 £12.00
90th Percentile £53.75 £49.60 £48.75
England median hourly rate £19.25 £18.70 £18.70
% change year-on-year +2.94% - +1.71%

Senior Developer
Job Vacancy Trend in London

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

Job vacancy trend for Senior Developer in London

Senior Developer
Contractor Daily Rate Trend in London

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Senior Developer in London.

Contractor daily rate trend for Senior Developer in London

Senior Developer
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing Senior Developer in London over the 6 months to 28 February 2020.

Contractor daily rate histogram for Senior Developer in London

Senior Developer
Contractor Hourly Rate Trend in London

This chart provides the 3-month moving average for contractor hourly rates quoted in IT jobs citing Senior Developer in London.

Contractor hourly rate trend for Senior Developer in London

Senior Developer
Contractor Hourly Rate Histogram in London

The hourly rate distribution of IT jobs citing Senior Developer in London over the 6 months to 28 February 2020.

Contractor hourly rate histogram 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 28 February 2020. 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 -19 211 £573 +4.09% 217
West London +18 39 £525 - 82
South London +39 29 £525 -4.55% 16
East London +24 6 £575 +4.55% 38
Senior Developer
England

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

For the 6 months to 28 February 2020, 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.

1 540 (54.38%) Agile Software Development
2 378 (38.07%) Java
3 349 (35.15%) JavaScript
4 291 (29.31%) Finance
5 272 (27.39%) TDD
6 230 (23.16%) Microservices
7 218 (21.95%) AWS
8 190 (19.13%) Banking
9 180 (18.13%) React
10 175 (17.62%) SQL
11 173 (17.42%) Azure
12 167 (16.82%) Python
13 164 (16.52%) Front Office
14 159 (16.01%) .NET
15 155 (15.61%) CSS
16 151 (15.21%) AngularJS
17 148 (14.90%) Node.js
18 141 (14.20%) DevOps
18 141 (14.20%) Docker
19 140 (14.10%) C#
20 138 (13.90%) BDD
21 134 (13.49%) Web Services
22 133 (13.39%) HTML
23 118 (11.88%) Git (software)
24 116 (11.68%) Software Engineering
25 115 (11.58%) Test Automation
26 109 (10.98%) Analytics
26 109 (10.98%) Kubernetes
27 108 (10.88%) Scrum
28 106 (10.67%) Continuous Integration

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 54 (5.44%) Elasticsearch
2 28 (2.82%) Apache Spark
3 20 (2.01%) CMS
4 17 (1.71%) Apache
5 16 (1.61%) Confluence
6 10 (1.01%) Tomcat
7 8 (0.81%) Cloud Foundry
8 6 (0.60%) Jetty
8 6 (0.60%) WordPress
9 5 (0.50%) Adobe Experience Manager
9 5 (0.50%) Drupal
10 4 (0.40%) BizTalk Server
11 3 (0.30%) IIS
11 3 (0.30%) Mule
11 3 (0.30%) Oracle Coherence
11 3 (0.30%) Umbraco
12 2 (0.20%) Anypoint
12 2 (0.20%) EPiServer
12 2 (0.20%) MQSeries
12 2 (0.20%) SharePoint
Applications
1 9 (0.91%) Microsoft Excel
2 3 (0.30%) Microsoft Office
2 3 (0.30%) Microsoft PowerPoint
2 3 (0.30%) MS Visio
2 3 (0.30%) Sketch
3 2 (0.20%) Adobe XD
3 2 (0.20%) InVision
3 2 (0.20%) Lectora
3 2 (0.20%) Zeplin
Business Applications
1 15 (1.51%) FINCAD Analytics
2 5 (0.50%) Elite 3E
3 3 (0.30%) Temenos T24
4 2 (0.20%) Adobe Campaign
4 2 (0.20%) ION MarketView
4 2 (0.20%) Markit EDM
4 2 (0.20%) Oracle BPM
4 2 (0.20%) Payment Gateway
5 1 (0.10%) Distributed Ledger
5 1 (0.10%) Dynamics AX
5 1 (0.10%) Dynamics CRM
5 1 (0.10%) Oracle EBS
5 1 (0.10%) R3 Corda
5 1 (0.10%) Remedy ITSM
5 1 (0.10%) SAP S/4HANA
5 1 (0.10%) thinkFolio
Cloud Services
1 218 (21.95%) AWS
2 173 (17.42%) Azure
3 66 (6.65%) GCP
4 56 (5.64%) Serverless
5 37 (3.73%) AWS Lambda
6 36 (3.63%) Amazon S3
7 33 (3.32%) GitHub
8 24 (2.42%) OpenShift
9 20 (2.01%) AWS CloudFormation
10 17 (1.71%) AWS Step Functions
10 17 (1.71%) Azure Functions
11 16 (1.61%) Amazon EC2
12 14 (1.41%) Amazon SQS
12 14 (1.41%) Cloud Computing
12 14 (1.41%) Heroku
13 12 (1.21%) Amazon ECS
13 12 (1.21%) Amazon EKS
14 11 (1.11%) npm
15 9 (0.91%) Power Platform
16 8 (0.81%) SaaS
Communications & Networking
1 31 (3.12%) HTTP
2 15 (1.51%) Multicast
3 14 (1.41%) Internet
4 8 (0.81%) TCP/IP
5 7 (0.70%) IPv4
5 7 (0.70%) IPv6
6 6 (0.60%) PBX
6 6 (0.60%) RTP
6 6 (0.60%) VoIP
7 5 (0.50%) HTTPS
8 4 (0.40%) SSH
9 3 (0.30%) SMTP
9 3 (0.30%) Wi-Fi
10 2 (0.20%) FTP
10 2 (0.20%) Kerberos
10 2 (0.20%) RTMP
11 1 (0.10%) AMQP
11 1 (0.10%) NFC
11 1 (0.10%) SSL
11 1 (0.10%) Wireshark
Database & Business Intelligence
1 94 (9.47%) NoSQL
2 79 (7.96%) SQL Server
3 63 (6.34%) Relational Database
4 61 (6.14%) PostgreSQL
5 56 (5.64%) MongoDB
6 51 (5.14%) MySQL
7 39 (3.93%) Amazon DynamoDB
7 39 (3.93%) Redis
8 35 (3.52%) Apache Cassandra
9 33 (3.32%) Big Data
10 28 (2.82%) SQL Server Integration Services
11 24 (2.42%) Amazon Athena
12 22 (2.22%) Hadoop
13 21 (2.11%) Amazon Redshift
13 21 (2.11%) RDBMS
14 19 (1.91%) Data Warehouse
14 19 (1.91%) KDB
15 18 (1.81%) Amazon Aurora
16 17 (1.71%) HBase
16 17 (1.71%) Neo4j
Development Applications
1 118 (11.88%) Git (software)
2 97 (9.77%) Jenkins
3 55 (5.54%) Maven
4 30 (3.02%) TeamCity
5 29 (2.92%) JIRA
6 26 (2.62%) JUnit
6 26 (2.62%) webpack
7 22 (2.22%) Cucumber
8 20 (2.01%) GitLab
8 20 (2.01%) Mockito
9 19 (1.91%) Selenium
10 18 (1.81%) Gradle
10 18 (1.81%) RStudio
10 18 (1.81%) Subversion
11 17 (1.71%) CircleCI
12 16 (1.61%) Visual Studio
13 15 (1.51%) Mocha
13 15 (1.51%) Visual Studio Team System
14 14 (1.41%) Team Foundation Server
15 13 (1.31%) Octopus Deploy
General
1 291 (29.31%) Finance
2 190 (19.13%) Banking
3 164 (16.52%) Front Office
4 53 (5.34%) Investment Banking
5 29 (2.92%) Marketing
6 18 (1.81%) Retail
7 17 (1.71%) Public Sector
8 14 (1.41%) Games
9 13 (1.31%) Law
10 10 (1.01%) Financial Institution
11 8 (0.81%) Advertising
12 6 (0.60%) Back Office
12 6 (0.60%) Legal
13 5 (0.50%) Multimedia
14 4 (0.40%) Telecoms
15 3 (0.30%) Publishing
16 2 (0.20%) Billing
16 2 (0.20%) iGaming
17 1 (0.10%) Housing Association
17 1 (0.10%) Local Government
Libraries, Frameworks & Software Standards
1 180 (18.13%) React
2 159 (16.01%) .NET
3 155 (15.61%) CSS
4 151 (15.21%) AngularJS
5 148 (14.90%) Node.js
6 134 (13.49%) Web Services
7 133 (13.39%) HTML
8 94 (9.47%) Spring
9 90 (9.06%) Redux
10 88 (8.86%) RESTful
11 86 (8.66%) REST
12 72 (7.25%) Kafka
13 66 (6.65%) Spring Boot
14 55 (5.54%) .NET Core
15 51 (5.14%) GraphQL
16 47 (4.73%) Sass
17 45 (4.53%) JSON
18 41 (4.13%) Vue.js
19 35 (3.52%) HTML5
20 33 (3.32%) Jest
Miscellaneous
1 99 (9.97%) Greenfield Project
1 99 (9.97%) User Experience
2 95 (9.57%) Foreign Exchange (FX)
3 84 (8.46%) Fixed Income
4 73 (7.35%) Analytical Skills
5 68 (6.85%) Data Structures
5 68 (6.85%) Equities
6 64 (6.45%) Derivative
7 49 (4.93%) Algorithms
8 35 (3.52%) Mobile App
9 29 (2.92%) Hedge funds
10 24 (2.42%) Enterprise Software
11 19 (1.91%) Equity Derivative
12 18 (1.81%) Market Risk
13 17 (1.71%) Self-Motivation
14 13 (1.31%) Credit Risk
15 12 (1.21%) Linux Command Line
16 11 (1.11%) Cloud Native
17 10 (1.01%) Data Centre
17 10 (1.01%) iPad
Operating Systems
1 59 (5.94%) Linux
2 55 (5.54%) Android
3 50 (5.04%) Unix
4 46 (4.63%) Apple iOS
5 12 (1.21%) Windows
6 6 (0.60%) Mac OS X
7 1 (0.10%) Mac OS
7 1 (0.10%) Oracle Linux
7 1 (0.10%) tvOS
7 1 (0.10%) Ubuntu
7 1 (0.10%) VMS
Processes & Methodologies
1 540 (54.38%) Agile Software Development
2 272 (27.39%) TDD
3 230 (23.16%) Microservices
4 141 (14.20%) DevOps
5 138 (13.90%) BDD
6 116 (11.68%) Software Engineering
7 115 (11.58%) Test Automation
8 109 (10.98%) Analytics
9 108 (10.88%) Scrum
10 106 (10.67%) Continuous Integration
11 96 (9.67%) OO
12 88 (8.86%) Front End Development
13 84 (8.46%) Multithreading
13 84 (8.46%) Problem-Solving
14 83 (8.36%) Pair Programming
15 77 (7.75%) Asset Management
16 67 (6.75%) Computer Science
17 64 (6.45%) Visualisation
18 60 (6.04%) Unit Testing
19 56 (5.64%) MVC
Programming Languages
1 378 (38.07%) Java
2 349 (35.15%) JavaScript
3 175 (17.62%) SQL
4 167 (16.82%) Python
5 140 (14.10%) C#
6 77 (7.75%) Java 8
7 75 (7.55%) TypeScript
8 65 (6.55%) Kotlin
9 54 (5.44%) C++
10 47 (4.73%) Scala
11 36 (3.63%) Ruby
12 35 (3.52%) R
13 32 (3.22%) Apple Swift
14 28 (2.82%) ES6
15 26 (2.62%) PHP
15 26 (2.62%) T-SQL
16 19 (1.91%) Objective-C
17 17 (1.71%) C
18 16 (1.61%) Bash Shell
18 16 (1.61%) Go
Qualifications
1 41 (4.13%) Security Cleared
2 33 (3.32%) Degree
2 33 (3.32%) SC Cleared
3 20 (2.01%) Computer Science Degree
4 4 (0.40%) BC Cleared
5 3 (0.30%) Microsoft Certification
6 2 (0.20%) BPSS Clearance
6 2 (0.20%) CTC Cleared
6 2 (0.20%) Master's Degree
7 1 (0.10%) CHECK Team Member
7 1 (0.10%) DV Cleared
7 1 (0.10%) MCP
7 1 (0.10%) MCPD
7 1 (0.10%) MCSD
7 1 (0.10%) MCTS
7 1 (0.10%) PhD
7 1 (0.10%) Sun Certification
Quality Assurance & Compliance
1 29 (2.92%) QA
2 5 (0.50%) PSD2
2 5 (0.50%) WCAG
3 4 (0.40%) GDPR
4 3 (0.30%) MiFID
5 1 (0.10%) Data Quality
5 1 (0.10%) Disclosure Scotland
5 1 (0.10%) HL7
5 1 (0.10%) IEC 62304
5 1 (0.10%) PCI DSS
System Software
1 141 (14.20%) Docker
2 5 (0.50%) zsh
3 1 (0.10%) Active Directory
3 1 (0.10%) Apache Flume
3 1 (0.10%) Virtual Machines
Systems Management
1 109 (10.98%) Kubernetes
2 53 (5.34%) Terraform
3 17 (1.71%) Ansible
4 6 (0.60%) Consul
4 6 (0.60%) Grafana
4 6 (0.60%) Puppet
5 3 (0.30%) Kibana
5 3 (0.30%) logstash
6 2 (0.20%) MIIS
6 2 (0.20%) Prometheus
7 1 (0.10%) Control-M
7 1 (0.10%) Matomo
7 1 (0.10%) Nagios
7 1 (0.10%) Opscode Chef
7 1 (0.10%) Single Sign-On
7 1 (0.10%) Sysdig
Vendors
1 63 (6.34%) Microsoft
2 60 (6.04%) Oracle
3 44 (4.43%) Google
4 15 (1.51%) Sybase
5 14 (1.41%) Tableau
6 12 (1.21%) Salesforce.com
6 12 (1.21%) Solace
7 9 (0.91%) Adobe
8 8 (0.81%) Bloomberg
8 8 (0.81%) MuleSoft
8 8 (0.81%) Red Hat
9 7 (0.70%) IBM
10 6 (0.60%) Atlassian
10 6 (0.60%) TIBCO
11 5 (0.50%) Charles River
11 5 (0.50%) Perforce
11 5 (0.50%) SAP
12 4 (0.40%) Vermilion
13 3 (0.30%) Temenos
14 2 (0.20%) Murex