Period
to 19 November 2017

The following table provides summary statistics for contract job vacancies advertised in the City of London with a requirement for Data Architecture skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Data Architecture over the 6 months to 19 November 2017 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.

Data Architecture
Central London > City of London
6 months to
19 Nov 2017
Same period 2016 Same period 2015
Rank 187 191 224
Rank change year-on-year +4 +33 -16
Contract jobs citing Data Architecture 53 62 47
As % of all contract IT jobs advertised in the City of London 0.75% 0.93% 0.51%
As % of the Processes & Methodologies category 0.85% 1.07% 0.61%
Number of daily rates quoted 45 53 34
City of London median daily rate £600 £550 £575
Median daily rate % change year-on-year +9.09% -4.35% +9.52%
10th Percentile £471 £260 £404
90th Percentile £763 £750 £675
Central London median daily rate £600 £550 £575
% change year-on-year +9.09% -4.35% +13.58%
Number of hourly rates quoted 0 0 1
City of London median hourly rate - - £37.50
Central London median hourly rate - - £37.50

Data Architecture 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 the City of London with a requirement for process or methodology skills.

All Process and Methodology Skills
City of London
Contract vacancies with a requirement for process or methodology skills 6210 5816 7704
As % of all contract IT jobs advertised in the City of London 88.39% 87.43% 83.88%
Number of daily rates quoted 4932 4656 6127
City of London median daily rate £513 £475 £463
Median daily rate % change year-on-year +7.89% +2.70% +2.78%
10th Percentile £325 £313 £288
90th Percentile £688 £664 £650
Central London median daily rate £500 £475 £451
% change year-on-year +5.26% +5.44% +0.67%
Number of hourly rates quoted 59 53 73
City of London median hourly rate £20.00 £20.00 £21.00
Median hourly rate % change year-on-year - -4.76% +10.53%
10th Percentile £13.34 £13.75 £10.87
90th Percentile £30.90 £54.03 £40.00
Central London median hourly rate £20.25 £19.46 £20.50
% change year-on-year +4.06% -5.07% +13.92%

Data Architecture
Job Vacancy Trend in the City of London

Job postings citing Data Architecture as a percentage of all IT jobs advertised in the City of London.

Job vacancy trend for Data Architecture in the City of London

Data Architecture
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 Data Architecture in the City of London.

Contractor daily rate trend for Data Architecture in the City of London

Data Architecture
Contractor Daily Rate Histogram in the City of London

The daily rate distribution of IT jobs citing Data Architecture in the City of London over the 6 months to 19 November 2017.

Contractor daily rate histogram for Data Architecture in the City of London

Data Architecture
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 Data Architecture in the City of London.

Contractor hourly rate trend for Data Architecture in the City of London

For the 6 months to 19 November 2017, IT contractor jobs citing Data Architecture also mentioned the following 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 with a requirement for Data Architecture.

1 22 (41.51%) Data Modelling
2 19 (35.85%) SQL
3 17 (32.08%) Finance
4 13 (24.53%) ETL
5 12 (22.64%) Banking
6 10 (18.87%) Java
6 10 (18.87%) SQL Server
7 9 (16.98%) Oracle
7 9 (16.98%) Agile Software Development
7 9 (16.98%) Data Management
7 9 (16.98%) Big Data
8 8 (15.09%) Analytics
8 8 (15.09%) Data Quality
8 8 (15.09%) Apache Spark
8 8 (15.09%) Market Risk
9 7 (13.21%) Asset Management
9 7 (13.21%) SDLC
9 7 (13.21%) Data Integration
10 6 (11.32%) Scala
10 6 (11.32%) Markit EDM
10 6 (11.32%) Docker
10 6 (11.32%) SQL Server Integration Services
10 6 (11.32%) Data Warehouse
10 6 (11.32%) Business Intelligence
11 5 (9.43%) T-SQL
11 5 (9.43%) MS Visio
11 5 (9.43%) Stakeholder Management
11 5 (9.43%) Investment Banking
11 5 (9.43%) Investment Management
11 5 (9.43%) Data Mapping

Data Architecture
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 8 (15.09%) Apache Spark
2 2 (3.77%) Apache Pig
2 2 (3.77%) SAS
3 1 (1.89%) Apache Solr
3 1 (1.89%) Oracle SOA Suite
Applications
1 5 (9.43%) MS Visio
2 2 (3.77%) Microsoft Excel
3 1 (1.89%) Microsoft Office
Business Applications
1 6 (11.32%) Markit EDM
2 2 (3.77%) Dynamics NAV
Cloud Services
1 3 (5.66%) Amazon AWS
2 2 (3.77%) Google Cloud Platform
2 2 (3.77%) Microsoft Azure
Database & Business Intelligence
1 10 (18.87%) SQL Server
2 9 (16.98%) Big Data
3 6 (11.32%) Data Warehouse
3 6 (11.32%) SQL Server Integration Services
4 5 (9.43%) Apache Hive
4 5 (9.43%) Hadoop
5 4 (7.55%) NoSQL
5 4 (7.55%) OLAP
5 4 (7.55%) Oracle BI EE
5 4 (7.55%) Oracle Discoverer
5 4 (7.55%) Oracle OLAP
5 4 (7.55%) Snowflake Schema
5 4 (7.55%) Sqoop
6 3 (5.66%) HBase
6 3 (5.66%) MongoDB
7 2 (3.77%) Apache Cassandra
7 2 (3.77%) Power BI
7 2 (3.77%) SAS Enterprise Guide
7 2 (3.77%) SQL Server 2008
7 2 (3.77%) SQL Server 2016
Development Applications
1 4 (7.55%) ERwin
2 2 (3.77%) Toad
3 1 (1.89%) IBM UrbanCode
General
1 17 (32.08%) Finance
2 12 (22.64%) Banking
3 5 (9.43%) Investment Banking
4 3 (5.66%) Advertising
5 2 (3.77%) Back Office
5 2 (3.77%) Front Office
5 2 (3.77%) Publishing
5 2 (3.77%) Retail
6 1 (1.89%) Marketing
Job Titles
1 23 (43.40%) Architect
2 13 (24.53%) Analyst
2 13 (24.53%) Data Architect
3 8 (15.09%) Developer
4 6 (11.32%) Business Analyst
4 6 (11.32%) Data Analyst
5 5 (9.43%) Data Modeller
6 4 (7.55%) Scala Developer
6 4 (7.55%) SQL Analyst
7 3 (5.66%) Big Data Architect
7 3 (5.66%) Lead Architect
7 3 (5.66%) Senior Analyst
7 3 (5.66%) Senior Business Analyst
7 3 (5.66%) Solutions Architect
8 2 (3.77%) Analyst Developer
8 2 (3.77%) Consultant
8 2 (3.77%) Front Office Developer
8 2 (3.77%) Technical Analyst
8 2 (3.77%) Technical Architect
8 2 (3.77%) Technical Leader
Libraries, Frameworks & Software Standards
1 4 (7.55%) JSON
2 3 (5.66%) Akka
2 3 (5.66%) REST
2 3 (5.66%) Web Services
3 2 (3.77%) Java EE
3 2 (3.77%) Kafka
4 1 (1.89%) J2EE
4 1 (1.89%) Play Framework
4 1 (1.89%) XML
Miscellaneous
1 8 (15.09%) Market Risk
2 3 (5.66%) Analytical Skills
2 3 (5.66%) Blackberry
3 2 (3.77%) Computer Science
3 2 (3.77%) Data Structures
3 2 (3.77%) Equities
3 2 (3.77%) NHS
3 2 (3.77%) Reference Data
4 1 (1.89%) Credit Risk
4 1 (1.89%) Management Information System
Operating Systems
1 3 (5.66%) Windows
1 3 (5.66%) Windows 10
2 2 (3.77%) Linux
Processes & Methodologies
1 22 (41.51%) Data Modelling
2 13 (24.53%) ETL
3 9 (16.98%) Agile Software Development
3 9 (16.98%) Data Management
4 8 (15.09%) Analytics
5 7 (13.21%) Asset Management
5 7 (13.21%) Data Integration
5 7 (13.21%) SDLC
6 6 (11.32%) Business Intelligence
7 5 (9.43%) Data Mapping
7 5 (9.43%) Investment Management
7 5 (9.43%) Kimball Methodology
7 5 (9.43%) Stakeholder Management
8 4 (7.55%) Change Control
8 4 (7.55%) Data Analysis
8 4 (7.55%) IT Strategy
8 4 (7.55%) MapReduce
8 4 (7.55%) Stakeholder Engagement
8 4 (7.55%) TOGAF
8 4 (7.55%) User Acceptance Testing
Programming Languages
1 19 (35.85%) SQL
2 10 (18.87%) Java
3 6 (11.32%) Scala
4 5 (9.43%) T-SQL
5 4 (7.55%) PL/SQL
5 4 (7.55%) Python
6 3 (5.66%) R
7 2 (3.77%) SAS Macro
7 2 (3.77%) Shell Script
8 1 (1.89%) Apex Code
8 1 (1.89%) C
8 1 (1.89%) C#
8 1 (1.89%) SOQL
8 1 (1.89%) SOSL
8 1 (1.89%) SPARQL
Qualifications
1 5 (9.43%) Degree
2 4 (7.55%) Security Cleared
3 3 (5.66%) Master's Degree
4 2 (3.77%) SC Cleared
5 1 (1.89%) BPSS Clearance
5 1 (1.89%) DV Cleared
Quality Assurance & Compliance
1 8 (15.09%) Data Quality
2 2 (3.77%) QA
3 1 (1.89%) Dodd-Frank
3 1 (1.89%) EMIR
3 1 (1.89%) HL7
3 1 (1.89%) MiFID
System Software
1 6 (11.32%) Docker
2 3 (5.66%) HDFS
2 3 (5.66%) Microsoft App-V
2 3 (5.66%) VMware Infrastructure
3 1 (1.89%) Apache Flume
Systems Management
1 3 (5.66%) AirWatch
1 3 (5.66%) Ansible
1 3 (5.66%) AppDNA
1 3 (5.66%) SCCM
2 2 (3.77%) Hadoop YARN
2 2 (3.77%) Kubernetes
3 1 (1.89%) Oozie
Vendors
1 9 (16.98%) Oracle
2 5 (9.43%) Tableau
3 4 (7.55%) Cognos
3 4 (7.55%) Informatica
3 4 (7.55%) Microsoft
4 3 (5.66%) Altiris
4 3 (5.66%) Citrix
4 3 (5.66%) MobileIron
4 3 (5.66%) VMware
5 2 (3.77%) Cloudera
5 2 (3.77%) Google
6 1 (1.89%) MicroStrategy
6 1 (1.89%) Pardot
6 1 (1.89%) Salesforce.com
6 1 (1.89%) SAP