Period
to 16 July 2019

The following table provides summary statistics for contract job vacancies advertised in London with a requirement for API Integration skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited API Integration over the 6 months to 16 July 2019 with a comparison to the 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.

API Integration
England > London
6 months to
16 Jul 2019
Same period 2018 Same period 2017
Rank 437 466 501
Rank change year-on-year +29 +35 +50
Contract jobs citing API Integration 157 172 95
As % of all contract IT jobs advertised in London 0.38% 0.37% 0.23%
As % of the Processes & Methodologies category 0.43% 0.42% 0.26%
Number of daily rates quoted 113 128 76
London median daily rate £475 £450 £450
Median daily rate % change year-on-year +5.56% - +5.88%
10th Percentile £375 £338 £302
90th Percentile £647 £554 £581
England median daily rate £465 £425 £450
% change year-on-year +9.41% -5.56% -
Number of hourly rates quoted 0 1 4
London median hourly rate - £95.50 £22.50
Median hourly rate % change year-on-year - +324.44% -
England median hourly rate - £50.00 £22.50
% change year-on-year - +122.22% -30.77%

API Integration is in the Processes and Methodologies category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in London with a requirement for process or methodology skills.

All Process and Methodology Skills
London
Contract vacancies with a requirement for process or methodology skills 36,496 40,927 36,650
As % of all contract IT jobs advertised in London 88.79% 88.33% 87.70%
Number of daily rates quoted 26,127 29,646 26,192
London median daily rate £520 £500 £480
Median daily rate % change year-on-year +4.00% +4.17% +3.78%
10th Percentile £342 £325 £313
90th Percentile £688 £675 £650
England median daily rate £475 £463 £450
% change year-on-year +2.70% +2.78% +5.88%
Number of hourly rates quoted 430 552 398
London median hourly rate £24.58 £24.50 £24.39
Median hourly rate % change year-on-year +0.33% +0.47% +16.12%
10th Percentile £12.76 £14.00 £12.78
90th Percentile £55.05 £53.63 £52.65
England median hourly rate £25.00 £22.00 £25.00
% change year-on-year +13.64% -12.00% +5.26%

API Integration
Job Vacancy Trend in London

Job postings citing API Integration as a percentage of all IT jobs advertised in London.

Job vacancy trend for API Integration in London

API Integration
Contractor Daily Rate Trend in London

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

Contractor daily rate trend for API Integration in London

API Integration
Contractor Daily Rate Histogram in London

The daily rate distribution of IT jobs citing API Integration in London over the 6 months to 16 July 2019.

Contractor daily rate histogram for API Integration in London

API Integration
Contractor Hourly Rate Trend in London

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

Contractor hourly rate trend for API Integration in London

API Integration
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 API Integration within the London region over the 6 months to 16 July 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
Central London -7 19 £495 +4.21% 23
South London +27 13 £450 +26.32% 1
West London +22 5 £438 -2.78% 3
East London -12 2 £450 - 1
North London - 1 - -
API Integration
England

For the 6 months to 16 July 2019, IT contractor jobs citing API Integration also mentioned the following 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 with a requirement for API Integration.

1 71 (45.22%) Agile Software Development
2 64 (40.76%) JavaScript
3 51 (32.48%) Java
4 47 (29.94%) Microservices
5 45 (28.66%) REST
6 44 (28.03%) RESTful
7 36 (22.93%) Test Automation
8 33 (21.02%) Microsoft Azure
9 32 (20.38%) Git (software)
9 32 (20.38%) .NET
10 30 (19.11%) C#
11 29 (18.47%) API Development
12 28 (17.83%) SQL
12 28 (17.83%) Finance
13 25 (15.92%) HTML
13 25 (15.92%) SOAP
13 25 (15.92%) Banking
14 24 (15.29%) JSON
14 24 (15.29%) DevOps
15 23 (14.65%) AngularJS
15 23 (14.65%) Microsoft
15 23 (14.65%) TDD
16 22 (14.01%) Spring
17 21 (13.38%) Spring Boot
18 20 (12.74%) Node.js
19 18 (11.46%) MVC
20 17 (10.83%) Scrum
20 17 (10.83%) HTTP
20 17 (10.83%) OO
20 17 (10.83%) SQL Server

API Integration
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 11 (7.01%) Cloud Foundry
2 8 (5.10%) SharePoint
3 7 (4.46%) Elasticsearch
4 4 (2.55%) Confluence
5 3 (1.91%) SharePoint 2010
6 2 (1.27%) CMS
6 2 (1.27%) Drupal
6 2 (1.27%) IIS
6 2 (1.27%) Magnolia
7 1 (0.64%) Adobe Experience Manager
7 1 (0.64%) Headless CMS
7 1 (0.64%) NServiceBus
7 1 (0.64%) WebSphere
Applications
1 3 (1.91%) Microsoft Excel
1 3 (1.91%) Microsoft Office
1 3 (1.91%) Microsoft PowerPoint
2 1 (0.64%) AutoCAD
2 1 (0.64%) Chatbot
2 1 (0.64%) MS Visio
Business Applications
1 8 (5.10%) Dynamics CRM
2 5 (3.18%) NetSuite
3 4 (2.55%) Eloqua
4 1 (0.64%) Magento
4 1 (0.64%) Salesforce.com CRM
4 1 (0.64%) SAP S/4HANA
Cloud Services
1 33 (21.02%) Microsoft Azure
2 17 (10.83%) Amazon AWS
3 11 (7.01%) Serverless
4 7 (4.46%) AWS Lambda
5 6 (3.82%) Apigee
6 5 (3.18%) SaaS
7 3 (1.91%) Amazon EC2
7 3 (1.91%) Firebase
7 3 (1.91%) Google Cloud Platform
7 3 (1.91%) Office 365
7 3 (1.91%) PaaS
8 2 (1.27%) AWS Fargate
8 2 (1.27%) Azure Functions
8 2 (1.27%) Cloud Computing
9 1 (0.64%) Force.com
9 1 (0.64%) GitHub
9 1 (0.64%) Kong
9 1 (0.64%) Salesforce Sales Cloud
9 1 (0.64%) Salesforce Service Cloud
Communications & Networking
1 17 (10.83%) HTTP
2 1 (0.64%) 2G
2 1 (0.64%) 3G
2 1 (0.64%) FIX Connectivity
2 1 (0.64%) Intranet
2 1 (0.64%) LTE
2 1 (0.64%) MQTT
2 1 (0.64%) X.509
Database & Business Intelligence
1 17 (10.83%) NoSQL
1 17 (10.83%) SQL Server
2 11 (7.01%) SQL Server Integration Services
3 8 (5.10%) SQL Server Reporting Services
4 5 (3.18%) Amazon DynamoDB
4 5 (3.18%) MongoDB
4 5 (3.18%) Neo4j
5 4 (2.55%) PostgreSQL
5 4 (2.55%) Relational Database
6 3 (1.91%) Amazon RDS
6 3 (1.91%) Big Data
7 2 (1.27%) Oracle Reports
7 2 (1.27%) Redis
8 1 (0.64%) Data Lake
8 1 (0.64%) DBAmp
8 1 (0.64%) MySQL
8 1 (0.64%) SQL Server Analysis Services
8 1 (0.64%) SQLite
Development Applications
1 32 (20.38%) Git (software)
2 15 (9.55%) Cucumber
3 11 (7.01%) Jenkins
4 9 (5.73%) Bitbucket
4 9 (5.73%) Subversion
5 8 (5.10%) JIRA
6 7 (4.46%) Selenium
6 7 (4.46%) Visual Studio
6 7 (4.46%) Visual Studio Team System
7 4 (2.55%) SoapUI
7 4 (2.55%) Xcode
8 3 (1.91%) Android Studio
8 3 (1.91%) Atlassian Bamboo
8 3 (1.91%) git-flow
8 3 (1.91%) Mercurial
9 2 (1.27%) Appium
9 2 (1.27%) GitLab
9 2 (1.27%) Oracle Forms
9 2 (1.27%) Team Foundation Server
10 1 (0.64%) Vagrant
General
1 28 (17.83%) Finance
2 25 (15.92%) Banking
3 9 (5.73%) Marketing
4 7 (4.46%) Law
4 7 (4.46%) Retail
5 6 (3.82%) Legal
6 5 (3.18%) Games
7 3 (1.91%) Front Office
8 2 (1.27%) Back Office
8 2 (1.27%) Financial Institution
8 2 (1.27%) Retail Banking
8 2 (1.27%) Telecoms
9 1 (0.64%) Advertising
9 1 (0.64%) Brand Awareness
9 1 (0.64%) Publishing
Job Titles
1 84 (53.50%) Developer
2 16 (10.19%) Java Developer
3 14 (8.92%) .NET Developer
4 13 (8.28%) Architect
5 12 (7.64%) C# Developer
6 11 (7.01%) C# .NET Developer
7 10 (6.37%) Azure Developer
7 10 (6.37%) Senior Developer
8 9 (5.73%) Full Stack Developer
9 8 (5.10%) JavaScript Developer
10 7 (4.46%) CRM Developer
10 7 (4.46%) iOS Developer
10 7 (4.46%) Solutions Architect
11 6 (3.82%) Consultant
11 6 (3.82%) Salesforce Developer
11 6 (3.82%) Senior Java Developer
11 6 (3.82%) Technical Leader
12 5 (3.18%) Automation Tester
12 5 (3.18%) Python Developer
12 5 (3.18%) Tester
Libraries, Frameworks & Software Standards
1 45 (28.66%) REST
2 44 (28.03%) RESTful
3 32 (20.38%) .NET
4 25 (15.92%) HTML
4 25 (15.92%) SOAP
5 24 (15.29%) JSON
6 23 (14.65%) AngularJS
7 22 (14.01%) Spring
8 21 (13.38%) Spring Boot
9 20 (12.74%) Node.js
10 16 (10.19%) CSS
11 15 (9.55%) ASP.NET Web API
11 15 (9.55%) XML
12 14 (8.92%) Redux
12 14 (8.92%) Swagger
13 13 (8.28%) Hibernate
13 13 (8.28%) React
13 13 (8.28%) Web Services
14 11 (7.01%) .NET Framework
14 11 (7.01%) RabbitMQ
Miscellaneous
1 14 (8.92%) User Experience
2 10 (6.37%) Self-Motivation
3 9 (5.73%) Mobile App
4 5 (3.18%) Cloud Native
4 5 (3.18%) Online Games
5 4 (2.55%) Analytical Skills
5 4 (2.55%) Enterprise Software
5 4 (2.55%) Greenfield Project
5 4 (2.55%) Virtual Team
6 3 (1.91%) Blackberry
6 3 (1.91%) Linux Command Line
6 3 (1.91%) Video on Demand
6 3 (1.91%) Video\Live Streaming
7 2 (1.27%) Mobile Wallet
8 1 (0.64%) Augmented Reality
8 1 (0.64%) Client/Server
8 1 (0.64%) Hybrid Cloud
8 1 (0.64%) Internet of Things
8 1 (0.64%) Management Information System
8 1 (0.64%) Reinsurance
Operating Systems
1 13 (8.28%) Apple iOS
2 10 (6.37%) Windows
3 8 (5.10%) Windows Server 2008
3 8 (5.10%) Windows Server 2012
4 6 (3.82%) Android
4 6 (3.82%) Linux
5 2 (1.27%) Unix
6 1 (0.64%) CentOS
6 1 (0.64%) Red Hat Enterprise Linux
6 1 (0.64%) tvOS
6 1 (0.64%) Windows Server
Processes & Methodologies
1 71 (45.22%) Agile Software Development
2 47 (29.94%) Microservices
3 36 (22.93%) Test Automation
4 29 (18.47%) API Development
5 24 (15.29%) DevOps
6 23 (14.65%) TDD
7 18 (11.46%) MVC
8 17 (10.83%) OO
8 17 (10.83%) Scrum
9 16 (10.19%) BDD
10 15 (9.55%) CRM
11 14 (8.92%) Continuous Integration
11 14 (8.92%) Integration Testing
11 14 (8.92%) Kanban
12 12 (7.64%) Software Testing
12 12 (7.64%) Web Development
13 11 (7.01%) Data Modelling
13 11 (7.01%) E-Commerce
13 11 (7.01%) Unit Testing
14 10 (6.37%) Software Engineering
Programming Languages
1 64 (40.76%) JavaScript
2 51 (32.48%) Java
3 30 (19.11%) C#
4 28 (17.83%) SQL
5 10 (6.37%) Python
6 8 (5.10%) Scala
6 8 (5.10%) T-SQL
7 7 (4.46%) Apple Swift
7 7 (4.46%) Java 8
8 6 (3.82%) Apex Code
9 5 (3.18%) ES6
9 5 (3.18%) SOQL
9 5 (3.18%) SOSL
10 3 (1.91%) Bash Shell
10 3 (1.91%) ES7
10 3 (1.91%) ES8
10 3 (1.91%) Haskell
10 3 (1.91%) OCaml
10 3 (1.91%) TypeScript
11 2 (1.27%) PowerShell
Qualifications
1 11 (7.01%) Security Cleared
2 8 (5.10%) SC Cleared
3 5 (3.18%) Degree
4 2 (1.27%) ISTQB
5 1 (0.64%) DV Cleared
5 1 (0.64%) PMP
5 1 (0.64%) TOGAF Certification
Quality Assurance & Compliance
1 3 (1.91%) QA
2 2 (1.27%) PSD2
2 2 (1.27%) SEPA
3 1 (0.64%) Solvency II
System Software
1 7 (4.46%) Docker
2 6 (3.82%) Active Directory
3 1 (0.64%) OpenAM
3 1 (0.64%) OpenDJ
Systems Management
1 6 (3.82%) Single Sign-On
2 4 (2.55%) Kubernetes
3 3 (1.91%) Ansible
3 3 (1.91%) Terraform
4 2 (1.27%) Puppet
5 1 (0.64%) Kibana
5 1 (0.64%) logstash
5 1 (0.64%) Opscode Chef
5 1 (0.64%) Packer
5 1 (0.64%) PingFederate
Vendors
1 23 (14.65%) Microsoft
2 9 (5.73%) Salesforce.com
3 8 (5.10%) MuleSoft
4 7 (4.46%) Google
4 7 (4.46%) Oracle
5 5 (3.18%) IBM
5 5 (3.18%) Marketo
6 3 (1.91%) Citrix
6 3 (1.91%) Twitter
7 2 (1.27%) Demandware
7 2 (1.27%) Facebook
7 2 (1.27%) Instagram
7 2 (1.27%) Moogsoft
7 2 (1.27%) New Relic
7 2 (1.27%) OutSystems
7 2 (1.27%) SAP
7 2 (1.27%) Splunk
8 1 (0.64%) ForgeRock
8 1 (0.64%) Ping Identity
8 1 (0.64%) ServiceNow