The median contractor rate for a Big Data Developer was £625 per day in advertised job vacancies in the City of London during the 3 months to 25 June 2017.

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.

Big Data Developer
London / City of London
3 months to
25 Jun 2017
Same period 2016 Same period 2015
Rank 128 158 193
Rank change year-on-year +30 +35  
Contract jobs requiring a Big Data Developer 35 8 9
As % of all contract IT jobs advertised in the City of London 1.07% 0.24% 0.15%
As % of the Job Titles category 1.12% 0.25% 0.16%
Number of daily rates quoted 35 7 7
Median daily rate £625 £575 £600
Median daily rate % change year-on-year +8.69% -4.16%  
UK excluding London median daily rate £400 £428 £450
% change year-on-year -6.43% -5.00%  
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The next table is for comparison with the above and includes summary statistics for all job roles in contract job vacancies advertised in the City of London. Most job vacancies include a discernible job title. As such, the figures in the first row provide an indication of the number of contract jobs in our overall sample.

Contract IT Job Roles
City of London
Contract job vacancies with a job title containing a recognized job role 3125 3181 5524
As % of all contract IT job vacancies advertised in the City of London 95.42% 95.73% 94.90%
Number of daily rates quoted 2394 2584 4248
Median daily rate £500 £475 £450
Median daily rate % change year-on-year +5.26% +5.55%  
90% offered a daily rate of more than £325 £313 £275
10% offered a daily rate of more than £650 £625 £625
UK excluding London median daily rate £400 £400 £370
% change year-on-year - +8.10%  
Number of hourly rates quoted 37 37 100
Median hourly rate £18.70 £19.00 £19.00
Median hourly rate % change year-on-year -1.60% -  
90% offered a hourly rate of more than £12.54 £12.50 £10.70
10% offered a hourly rate of more than £30.00 £31.50 £37.03
UK excluding London median hourly rate £17.50 £17.45 £16.00
% change year-on-year +0.28% +9.06%  

Big Data Developer
Job Vacancy Trend in the City of London

The job posting trend of jobs advertised in the City of London that featured Big Data Developer in the job title.

Job vacancy trend for Big Data Developer in the City of London

Big Data 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 Big Data Developer in the City of London.

Contractor daily rate trend for Big Data Developer in the City of London

Big Data Developer
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Big Data Developer in the City of London over the 3 months to 25 June 2017.

Contractor daily rate histogram for Big Data Developer in the City of London

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

For the 6 months to 25 June 2017, Big Data Developer contract jobs required the following IT skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region featuring Big Data Developer in the job title.

1 52 (100.00%) Big Data
2 41 (78.85%) Hadoop
3 39 (75.00%) Java
4 31 (59.62%) Agile Software Development
5 30 (57.69%) Apache Spark
6 26 (50.00%) Scala
7 22 (42.31%) Banking
8 17 (32.69%) Scrum
9 16 (30.77%) Investment Banking
10 13 (25.00%) Apache Cassandra
11 12 (23.08%) Akka
12 11 (21.15%) Apache Hive
13 10 (19.23%) TDD
13 10 (19.23%) E-Commerce
14 9 (17.31%) Web Services
14 9 (17.31%) Risk Management
14 9 (17.31%) Front Office
14 9 (17.31%) HBase
14 9 (17.31%) Functional Programming
15 8 (15.38%) HDFS
15 8 (15.38%) Kafka
15 8 (15.38%) Finance
15 8 (15.38%) Python
15 8 (15.38%) RESTful
16 7 (13.46%) SQL
17 6 (11.54%) DevOps
17 6 (11.54%) Algorithms
17 6 (11.54%) Apache
17 6 (11.54%) ETL
17 6 (11.54%) Open Source

Big Data 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 30 (57.69%) Apache Spark
2 6 (11.54%) Apache
3 3 (5.77%) Apache Pig
4 2 (3.85%) Apache Solr
5 1 (1.92%) Elasticsearch
Cloud Services
1 1 (1.92%) Amazon AWS
Communications & Networking
1 1 (1.92%) HTTP
1 1 (1.92%) SSL
1 1 (1.92%) TCP/IP
Database & Business Intelligence
1 52 (100.00%) Big Data
2 41 (78.85%) Hadoop
3 13 (25.00%) Apache Cassandra
4 11 (21.15%) Apache Hive
5 9 (17.31%) HBase
6 5 (9.62%) Data Warehouse
7 3 (5.77%) Sqoop
8 2 (3.85%) Impala
9 1 (1.92%) DataStage
9 1 (1.92%) Enterprise Data Warehouse
9 1 (1.92%) IBM BigInsights
9 1 (1.92%) NoSQL
9 1 (1.92%) SQL Server
9 1 (1.92%) SQL Server 2014
Development Applications
1 5 (9.62%) Git (software)
1 5 (9.62%) Jenkins
2 4 (7.69%) Eclipse
2 4 (7.69%) JIRA
2 4 (7.69%) JUnit
2 4 (7.69%) Maven
2 4 (7.69%) Mockito
General
1 22 (42.31%) Banking
2 16 (30.77%) Investment Banking
3 9 (17.31%) Front Office
4 8 (15.38%) Finance
5 1 (1.92%) Games
Libraries, Frameworks & Software Standards
1 12 (23.08%) Akka
2 9 (17.31%) Web Services
3 8 (15.38%) Kafka
3 8 (15.38%) RESTful
4 5 (9.62%) Spring
5 4 (7.69%) Apache Commons
5 4 (7.69%) Cascading
6 1 (1.92%) Guava
6 1 (1.92%) HTML
6 1 (1.92%) JSON
6 1 (1.92%) RabbitMQ
6 1 (1.92%) SOAP
6 1 (1.92%) Spring MVC
Miscellaneous
1 6 (11.54%) Algorithms
2 3 (5.77%) Credit Risk
3 2 (3.85%) Computer Science
3 2 (3.85%) Greenfield Project
4 1 (1.92%) Analytical Skills
4 1 (1.92%) Data Structures
4 1 (1.92%) Minimum Viable Product
Operating Systems
1 5 (9.62%) Linux
2 1 (1.92%) Unix
Processes & Methodologies
1 31 (59.62%) Agile Software Development
2 17 (32.69%) Scrum
3 10 (19.23%) E-Commerce
3 10 (19.23%) TDD
4 9 (17.31%) Functional Programming
4 9 (17.31%) Risk Management
5 6 (11.54%) DevOps
5 6 (11.54%) ETL
5 6 (11.54%) Open Source
6 5 (9.62%) ETL Development
7 4 (7.69%) MapReduce
7 4 (7.69%) Unit Testing
8 3 (5.77%) Analytics
8 3 (5.77%) Concurrent Programming
8 3 (5.77%) Multithreading
9 2 (3.85%) BDD
9 2 (3.85%) Data Analytics
9 2 (3.85%) Machine Learning
9 2 (3.85%) Microservices
10 1 (1.92%) Time Management
Programming Languages
1 39 (75.00%) Java
2 26 (50.00%) Scala
3 8 (15.38%) Python
4 7 (13.46%) SQL
5 4 (7.69%) Bash Shell
6 1 (1.92%) HiveQL
6 1 (1.92%) JavaScript
6 1 (1.92%) Pig Latin
6 1 (1.92%) PL/SQL
Qualifications
1 2 (3.85%) Degree
2 1 (1.92%) Master's Degree
System Software
1 8 (15.38%) HDFS
2 5 (9.62%) Apache ZooKeeper
3 2 (3.85%) Apache Flume
Systems Management
1 5 (9.62%) Oozie
2 1 (1.92%) Ansible
2 1 (1.92%) Hadoop YARN
Vendors
1 1 (1.92%) Cloudera
1 1 (1.92%) Teradata
City, London
TEKsystems
Rate: £600 - £700 per day
Posted: 6 days ago
City, London
McGregor Boyall
Rate: £650 - £750 per day
Posted: 5 days ago
City, London
Haybrook IT Resourcing Ltd
Rate: Up to £500 per day
Posted: 3 days ago