Period
to 21 September 2019

The median contractor rate for a Senior Developer was £550 per day in advertised job vacancies in the City of London during the 6 months to 21 September 2019.

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
Central London > City of London
6 months to
21 Sep 2019
Same period 2018 Same period 2017
Rank 70 35 35
Rank change year-on-year -35 0 -6
Contract jobs requiring a Senior Developer 222 398 374
As % of all contract IT jobs advertised in the City of London 3.58% 5.69% 5.51%
As % of the Job Titles category 3.80% 5.99% 5.78%
Number of daily rates quoted 195 347 351
City of London median daily rate £550 £575 £575
Median daily rate % change year-on-year -4.35% - +4.55%
10th Percentile £425 £454 £429
90th Percentile £678 £725 £725
Central London median daily rate £550 £550 £550
Number of hourly rates quoted 0 0 0
City of London median hourly rate - - -
Central London median hourly rate - - £35.50

The following table is for comparison with the above and includes summary statistics for all contract IT job vacancies advertised in the City of 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
City of London
Contract vacancies in the City of London with a recognized job title 5,835 6,639 6,470
% of contract IT jobs with a recognized job title 94.11% 94.99% 95.30%
Number of daily rates quoted 4,561 5,244 5,022
City of London median daily rate £513 £500 £500
Median daily rate % change year-on-year +2.50% - +5.26%
10th Percentile £319 £313 £313
90th Percentile £675 £675 £675
Central London median daily rate £500 £500 £498
% change year-on-year - +0.50% +7.57%
Number of hourly rates quoted 79 127 87
City of London median hourly rate £20.00 £18.70 £18.10
Median hourly rate % change year-on-year +6.95% +3.31% -4.74%
10th Percentile £11.25 £13.00 £12.52
90th Percentile £53.75 £25.50 £30.30
Central London median hourly rate £20.00 £18.70 £18.69
% change year-on-year +6.95% +0.05% +6.80%

Senior Developer
Job Vacancy Trend in the City of London

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

Job vacancy trend for Senior Developer in the City of London

Senior Developer
Contractor Daily Rate Trend in the City of London

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

Contractor daily rate trend for Senior Developer in the City of London

Senior Developer
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Senior Developer in the City of London over the 6 months to 21 September 2019.

Contractor daily rate histogram for Senior Developer in the City of London

Senior Developer
Contractor Hourly Rate Trend in the City of London

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

Contractor hourly rate trend for Senior Developer in the City of London

Senior Developer
Contract Job Locations in the City of 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 City of London region over the 6 months to 21 September 2019. 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
London Bridge -1 2 £575 +21.05%
Senior Developer
Central London

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

For the 6 months to 21 September 2019, 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 City of London region featuring Senior Developer in the job title.

1 112 (50.45%) Agile Software Development
2 97 (43.69%) Java
3 85 (38.29%) TDD
4 71 (31.98%) JavaScript
5 67 (30.18%) Microservices
6 48 (21.62%) Finance
6 48 (21.62%) SQL
7 47 (21.17%) .NET
7 47 (21.17%) CSS
8 46 (20.72%) AngularJS
9 45 (20.27%) Docker
9 45 (20.27%) C#
10 41 (18.47%) HTML
10 41 (18.47%) Banking
11 40 (18.02%) BDD
12 38 (17.12%) Azure
12 38 (17.12%) AWS
13 34 (15.32%) SDLC
14 32 (14.41%) React
15 31 (13.96%) Front Office
16 30 (13.51%) Git (software)
17 29 (13.06%) Scrum
17 29 (13.06%) Python
18 27 (12.16%) Spring
18 27 (12.16%) REST
19 26 (11.71%) SQL Server
20 25 (11.26%) Node.js
20 25 (11.26%) Greenfield Project
21 24 (10.81%) Kubernetes
22 23 (10.36%) Software Engineering

Senior Developer Skill Set
Co-occurring IT Skills in the City of 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 7 (3.15%) Apache Spark
1 7 (3.15%) Confluence
2 3 (1.35%) Elasticsearch
2 3 (1.35%) Magnolia
2 3 (1.35%) SharePoint
3 2 (0.90%) Oracle Workflow
3 2 (0.90%) WebLogic
4 1 (0.45%) Apache
4 1 (0.45%) BizTalk Server
4 1 (0.45%) Cloud Foundry
4 1 (0.45%) CMS
4 1 (0.45%) Drupal
4 1 (0.45%) IIS
4 1 (0.45%) JBoss
4 1 (0.45%) NServiceBus
4 1 (0.45%) Tomcat
4 1 (0.45%) WebSphere
4 1 (0.45%) WordPress
Applications
1 1 (0.45%) Microsoft Excel
1 1 (0.45%) Microsoft Office
1 1 (0.45%) Microsoft PowerPoint
1 1 (0.45%) MS Visio
Business Applications
1 3 (1.35%) Dynamics AX
1 3 (1.35%) Dynamics CRM
1 3 (1.35%) Dynamics NAV
2 2 (0.90%) ION MarketView
3 1 (0.45%) NetSuite
3 1 (0.45%) Oracle BPM
Cloud Services
1 38 (17.12%) AWS
1 38 (17.12%) Azure
2 10 (4.50%) Serverless
3 6 (2.70%) Cloud Computing
3 6 (2.70%) GCP
3 6 (2.70%) OpenShift
4 5 (2.25%) Power Platform
5 4 (1.80%) GitHub
5 4 (1.80%) npm
5 4 (1.80%) Office 365
5 4 (1.80%) SaaS
6 3 (1.35%) Dynamics 365
7 2 (0.90%) Amazon S3
7 2 (0.90%) AWS Lambda
7 2 (0.90%) Google Analytics
7 2 (0.90%) PaaS
8 1 (0.45%) Amazon EC2
8 1 (0.45%) Amazon Kinesis
8 1 (0.45%) Apigee
8 1 (0.45%) IaaS
Communications & Networking
1 8 (3.60%) HTTP
2 4 (1.80%) Kerberos
3 2 (0.90%) Internet
4 1 (0.45%) FTP
4 1 (0.45%) SMTP
4 1 (0.45%) SSH
Database & Business Intelligence
1 26 (11.71%) SQL Server
2 13 (5.86%) Big Data
3 12 (5.41%) MySQL
3 12 (5.41%) NoSQL
4 9 (4.05%) PostgreSQL
5 7 (3.15%) Apache Cassandra
5 7 (3.15%) Data Lake
5 7 (3.15%) Relational Database
6 6 (2.70%) KDB
6 6 (2.70%) SQL Server Integration Services
7 5 (2.25%) Kdb+
7 5 (2.25%) MongoDB
7 5 (2.25%) Power BI
8 4 (1.80%) Blockchain
9 3 (1.35%) BusinessObjects
9 3 (1.35%) Data Warehouse
9 3 (1.35%) Hadoop
9 3 (1.35%) Oracle Database
9 3 (1.35%) SQL Server 2016
9 3 (1.35%) SQLite
Development Applications
1 30 (13.51%) Git (software)
2 16 (7.21%) TeamCity
3 15 (6.76%) Jenkins
4 13 (5.86%) Maven
5 12 (5.41%) Subversion
6 11 (4.95%) webpack
7 10 (4.50%) JIRA
8 9 (4.05%) Babel
9 8 (3.60%) Cucumber
10 7 (3.15%) Gradle
11 6 (2.70%) Jasmine
11 6 (2.70%) Mockito
11 6 (2.70%) Team Foundation Server
12 5 (2.25%) Atlassian Bamboo
12 5 (2.25%) gulp
12 5 (2.25%) JUnit
13 4 (1.80%) Bitbucket
13 4 (1.80%) Mocha
14 3 (1.35%) Grunt
14 3 (1.35%) Visual Studio
General
1 48 (21.62%) Finance
2 41 (18.47%) Banking
3 31 (13.96%) Front Office
4 11 (4.95%) Investment Banking
5 6 (2.70%) Retail
6 4 (1.80%) Law
7 3 (1.35%) Games
8 2 (0.90%) Public Sector
9 1 (0.45%) Advertising
9 1 (0.45%) Automotive
9 1 (0.45%) Financial Institution
9 1 (0.45%) International Banking
9 1 (0.45%) Legal
9 1 (0.45%) Marketing
9 1 (0.45%) Publishing
9 1 (0.45%) Retail Banking
9 1 (0.45%) Telecoms
Libraries, Frameworks & Software Standards
1 47 (21.17%) .NET
1 47 (21.17%) CSS
2 46 (20.72%) AngularJS
3 41 (18.47%) HTML
4 32 (14.41%) React
5 27 (12.16%) REST
5 27 (12.16%) Spring
6 25 (11.26%) Node.js
7 17 (7.66%) Spring Boot
8 16 (7.21%) RESTful
8 16 (7.21%) Web Services
9 15 (6.76%) HTML5
10 13 (5.86%) .NET Core
10 13 (5.86%) JSON
10 13 (5.86%) Redux
11 12 (5.41%) Sass
12 11 (4.95%) ASP.NET Web API
12 11 (4.95%) Kafka
13 10 (4.50%) Angular 2
14 9 (4.05%) Vue.js
Miscellaneous
1 25 (11.26%) Greenfield Project
2 13 (5.86%) Foreign Exchange (FX)
3 9 (4.05%) User Experience
4 8 (3.60%) Fixed Income
4 8 (3.60%) Mobile App
5 7 (3.15%) Hedge funds
6 6 (2.70%) Analytical Skills
6 6 (2.70%) Equities
7 5 (2.25%) iPad
8 3 (1.35%) Market Risk
8 3 (1.35%) Virtual Team
9 2 (0.90%) Algorithms
9 2 (0.90%) Derivative
9 2 (0.90%) Enterprise Software
9 2 (0.90%) Equity Derivative
9 2 (0.90%) Public Cloud
9 2 (0.90%) Self-Motivation
10 1 (0.45%) Client/Server
10 1 (0.45%) Data Centre
10 1 (0.45%) Reinsurance
Operating Systems
1 13 (5.86%) Linux
2 10 (4.50%) Apple iOS
3 7 (3.15%) Android
3 7 (3.15%) Unix
4 2 (0.90%) Mac OS
4 2 (0.90%) Mac OS X
4 2 (0.90%) Windows
5 1 (0.45%) tvOS
Processes & Methodologies
1 112 (50.45%) Agile Software Development
2 85 (38.29%) TDD
3 67 (30.18%) Microservices
4 40 (18.02%) BDD
5 34 (15.32%) SDLC
6 29 (13.06%) Scrum
7 23 (10.36%) Software Engineering
8 22 (9.91%) Test Automation
8 22 (9.91%) Web Development
9 21 (9.46%) Continuous Integration
9 21 (9.46%) E-Commerce
10 20 (9.01%) DevOps
10 20 (9.01%) Unit Testing
11 19 (8.56%) Pair Programming
12 15 (6.76%) Fintech
13 14 (6.31%) Analytics
13 14 (6.31%) Business Intelligence
14 13 (5.86%) Kanban
14 13 (5.86%) OO
15 12 (5.41%) Multithreading
Programming Languages
1 97 (43.69%) Java
2 71 (31.98%) JavaScript
3 48 (21.62%) SQL
4 45 (20.27%) C#
5 29 (13.06%) Python
6 19 (8.56%) Java 8
7 17 (7.66%) ES6
8 16 (7.21%) Scala
9 14 (6.31%) Kotlin
10 13 (5.86%) TypeScript
11 10 (4.50%) Apple Swift
12 9 (4.05%) C++
12 9 (4.05%) T-SQL
13 6 (2.70%) Ruby
14 5 (2.25%) PHP
14 5 (2.25%) VB.NET
15 4 (1.80%) C
15 4 (1.80%) Go
16 3 (1.35%) JSX
16 3 (1.35%) PowerShell
Qualifications
1 7 (3.15%) Degree
2 5 (2.25%) SC Cleared
2 5 (2.25%) Security Cleared
3 2 (0.90%) BPSS Clearance
3 2 (0.90%) Computer Science Degree
Quality Assurance & Compliance
1 3 (1.35%) PCI DSS
1 3 (1.35%) QA
2 1 (0.45%) WCAG
System Software
1 45 (20.27%) Docker
2 1 (0.45%) Active Directory
2 1 (0.45%) Firmware
Systems Management
1 24 (10.81%) Kubernetes
2 11 (4.95%) Terraform
3 8 (3.60%) Ansible
4 2 (0.90%) Single Sign-On
5 1 (0.45%) Docker Swarm
5 1 (0.45%) Grafana
5 1 (0.45%) Prometheus
Vendors
1 18 (8.11%) Microsoft
2 10 (4.50%) Oracle
3 7 (3.15%) Google
4 4 (1.80%) Salesforce.com
5 3 (1.35%) SAP
6 2 (0.90%) Facebook
6 2 (0.90%) hybris
6 2 (0.90%) IBM
6 2 (0.90%) ION Trading
6 2 (0.90%) New Relic
7 1 (0.45%) Atlassian
7 1 (0.45%) CA
7 1 (0.45%) MuleSoft
7 1 (0.45%) Pardot
7 1 (0.45%) Pega
7 1 (0.45%) Tableau
7 1 (0.45%) TIBCO
7 1 (0.45%) VMware
7 1 (0.45%) WSO2
7 1 (0.45%) Zend