The statistics below represent IT contracts advertised across the City of London region that had Big Data Architect featuring in the job title. Included is a guide to the contractor rates offered over the 3 months to 17 January 2017 with a comparison to same period over 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
17 Jan 2017
Same period 2016 Same period 2015
Big Data Architect
London / City of London
Rank 145 148 182
Rank change year-on-year
+3 +34
Contract jobs requiring a Big Data Architect 11 2 7
As % of all contract IT jobs located in the City of London 0.38% 0.067% 0.14%
As % of the Job Titles category 0.40% 0.070% 0.15%
Number of daily rates quoted 8 2 4
Median daily rate £675 £663 £700
Median daily rate % change year-on-year
+1.88% -5.35%
90% offered a daily rate of more than £643 £493 £615
10% offered a daily rate of more than £800 £833 £855
UK excluding London median daily rate £630 £520 £475
% change year-on-year
+21.15% +9.47%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - -

The following table is for comparison with the above and provides statistics for the entire Job Titles category in contract jobs advertised in the City of London region. Most job vacancies include a discernible job title. As such the figures in the first row provide an indication of the total number of contract jobs in the overall sample.

Job Titles Category
City of London
Contract IT job ads with a match in the
Job Titles category
2778 2872 4792
As % of all contract IT jobs located in the City of London 95.53% 95.73% 95.21%
Number of daily rates quoted 2203 2248 3700
Median daily rate £475 £475 £450
Median daily rate % change year-on-year
- +5.55%
90% offered a daily rate of more than £318 £300 £275
10% offered a daily rate of more than £650 £625 £613
UK excluding London median daily rate £393 £380 £375
% change year-on-year
+3.28% +1.33%
Number of hourly rates quoted 28 44 76
Median hourly rate £21.50 £24.00 £17.50
Median hourly rate % change year-on-year
-10.41% +37.14%
90% offered a hourly rate of more than £14.50 £13.00 £11.92
10% offered a hourly rate of more than £48.20 £53.00 £22.25
UK excluding London median hourly rate £17.32 £17.50 £16.00
% change year-on-year
-1.02% +9.37%

Big Data Architect
Jobs Demand Trend in the City of London

The demand trend of IT contracts across the City of London region that featured Big Data Architect in the job title.

Big Data Architect Jobs Demand Trend in the City of London

Big Data Architect
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Big Data Architect across the City of London region.

Big Data Architect Daily Rate Trend in the City of London

Big Data Architect
Daily Rate Histogram in the City of London

This chart provides a histogram of daily rates quoted in contract IT jobs citing Big Data Architect across the City of London region over the 3 months to 17 January 2017.

Big Data Architect Daily Rate Histogram in the City of London

Big Data Architect Skill Set
Top 30 Related IT Skills in the City of London

For the 6 months to 17 January 2017, Big Data Architect 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 Architect in the job title.

1 21 (100.00%) Big Data
2 13 (61.90%) Hadoop
3 8 (38.10%) Data Quality
3 8 (38.10%) Apache Spark
3 8 (38.10%) Data Modelling
3 8 (38.10%) ETL
3 8 (38.10%) SQL
4 7 (33.33%) Data Ingestion
5 6 (28.57%) Retail
6 5 (23.81%) Statistics
6 5 (23.81%) Data Warehouse
6 5 (23.81%) Relational Database
7 4 (19.05%) MapReduce
7 4 (19.05%) Apache Hive
7 4 (19.05%) ERwin
7 4 (19.05%) JIRA
7 4 (19.05%) Agile Software Development
7 4 (19.05%) Translating Business Requirements
8 3 (14.29%) Machine Learning
8 3 (14.29%) Data Cleansing
8 3 (14.29%) Finance
8 3 (14.29%) Analytics
9 2 (9.52%) Kafka
9 2 (9.52%) Sqoop
9 2 (9.52%) Amazon EMR
9 2 (9.52%) HDFS
9 2 (9.52%) Algorithms
9 2 (9.52%) Amazon AWS
9 2 (9.52%) Python
9 2 (9.52%) Splunk

Big Data Architect Skill Set
Top Related 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 8 (38.10%) Apache Spark
2 1 (4.76%) Apache Pig
2 1 (4.76%) Elasticsearch
Cloud Services
1 2 (9.52%) Amazon AWS
1 2 (9.52%) Amazon EMR
2 1 (4.76%) SaaS
Database & Business Intelligence
1 21 (100.00%) Big Data
2 13 (61.90%) Hadoop
3 5 (23.81%) Data Warehouse
3 5 (23.81%) Relational Database
4 4 (19.05%) Apache Hive
5 2 (9.52%) Data Lake
5 2 (9.52%) HBase
5 2 (9.52%) Sqoop
6 1 (4.76%) Apache Cassandra
6 1 (4.76%) Impala
6 1 (4.76%) NoSQL
Development Applications
1 4 (19.05%) ERwin
1 4 (19.05%) JIRA
General
1 6 (28.57%) Retail
2 3 (14.29%) Finance
3 2 (9.52%) Banking
3 2 (9.52%) Retail Banking
Libraries, Frameworks & Software Standards
1 2 (9.52%) Kafka
1 2 (9.52%) Web Services
Miscellaneous
1 5 (23.81%) Statistics
2 2 (9.52%) Algorithms
2 2 (9.52%) Data Integration
3 1 (4.76%) Data Centre
3 1 (4.76%) Tandem
3 1 (4.76%) User Experience
Operating Systems
1 1 (4.76%) Linux
1 1 (4.76%) Unix
Processes & Methodologies
1 8 (38.10%) Data Modelling
1 8 (38.10%) ETL
2 7 (33.33%) Data Ingestion
3 4 (19.05%) Agile Software Development
3 4 (19.05%) MapReduce
3 4 (19.05%) Translating Business Requirements
4 3 (14.29%) Analytics
4 3 (14.29%) Data Cleansing
4 3 (14.29%) Machine Learning
5 2 (9.52%) Data Architecture
5 2 (9.52%) E-Commerce
6 1 (4.76%) Campaign Management
6 1 (4.76%) Customer Analytics
6 1 (4.76%) Data Management
6 1 (4.76%) Data Mapping
6 1 (4.76%) Data Transformation
Programming Languages
1 8 (38.10%) SQL
2 2 (9.52%) Java
2 2 (9.52%) Python
2 2 (9.52%) Scala
3 1 (4.76%) Delphi
3 1 (4.76%) R
Qualifications
1 1 (4.76%) BC Cleared
1 1 (4.76%) BPSS Clearance
1 1 (4.76%) Security Cleared
Quality Assurance & Compliance
1 8 (38.10%) Data Quality
System Software
1 2 (9.52%) HDFS
2 1 (4.76%) Apache Flume
Vendors
1 2 (9.52%) Splunk
2 1 (4.76%) ArcSight
2 1 (4.76%) Hortonworks
2 1 (4.76%) Palantir