Period
to 21 November 2017

The following table provides summary statistics for contract job vacancies advertised in Bristol with a requirement for Big Data skills. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Big Data over the 6 months to 21 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.

Big Data
South West > Bristol
6 months to
21 Nov 2017
Same period 2016 Same period 2015
Rank 103 87 87
Rank change year-on-year -16 0 +18
Contract jobs citing Big Data 14 24 22
As % of all contract IT jobs advertised in Bristol 0.71% 1.42% 1.28%
As % of the Database & Business Intelligence category 3.48% 7.27% 5.09%
Number of daily rates quoted 11 20 16
Bristol median daily rate £475 £488 £445
Median daily rate % change year-on-year -2.56% +9.55% +4.71%
10th Percentile £405 £384 £391
90th Percentile £613 £675 £625
South West median daily rate £505 £431 £425
% change year-on-year +17.10% +1.47% -5.56%
Number of hourly rates quoted 0 0 0
Bristol median hourly rate - - -
South West median hourly rate - - -

Big Data is in the Databases and Business Intelligence category. The following table is for comparison with the above and provides summary statistics for all contract job vacancies advertised in Bristol with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Bristol
Contract vacancies with a requirement for database or business intelligence skills 402 330 432
As % of all contract IT jobs advertised in Bristol 20.44% 19.50% 25.19%
Number of daily rates quoted 295 239 370
Bristol median daily rate £400 £388 £375
Median daily rate % change year-on-year +3.23% +3.33% -3.23%
10th Percentile £297 £278 £275
90th Percentile £525 £525 £488
South West median daily rate £400 £369 £375
% change year-on-year +8.47% -1.67% -
Number of hourly rates quoted 5 3 2
Bristol median hourly rate £13.50 £40.00 £135.00
Median hourly rate % change year-on-year -66.25% -70.37% +184.21%
10th Percentile £11.25 £29.70 £101.50
90th Percentile £54.25 £46.50 £172.50
South West median hourly rate £35.00 £27.00 £34.00
% change year-on-year +29.63% -20.59% +15.25%

Big Data
Job Vacancy Trend in Bristol

Job postings citing Big Data as a percentage of all IT jobs advertised in Bristol.

Job vacancy trend for Big Data in Bristol

Big Data
Contractor Daily Rate Trend in Bristol

This chart provides the 3-month moving average for daily rates quoted in contract jobs citing Big Data in Bristol.

Contractor daily rate trend for Big Data in Bristol

Big Data
Contractor Daily Rate Histogram in Bristol

The daily rate distribution of IT jobs citing Big Data in Bristol over the 6 months to 21 November 2017.

Contractor daily rate histogram for Big Data in Bristol

For the 6 months to 21 November 2017, IT contractor jobs citing Big Data 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 Bristol region with a requirement for Big Data.

1 8 (57.14%) Hadoop
2 6 (42.86%) Banking
2 6 (42.86%) Finance
3 5 (35.71%) Data Lake
4 4 (28.57%) Agile Software Development
4 4 (28.57%) Data Modelling
4 4 (28.57%) Python
4 4 (28.57%) Data Management
5 3 (21.43%) TOGAF
5 3 (21.43%) Data Integration
5 3 (21.43%) Data Architecture
5 3 (21.43%) Amazon AWS
5 3 (21.43%) Java
5 3 (21.43%) SDLC
5 3 (21.43%) HBase
5 3 (21.43%) Enterprise Software
5 3 (21.43%) Analytical Skills
6 2 (14.29%) Reference Data
6 2 (14.29%) DevOps
6 2 (14.29%) MapR
6 2 (14.29%) Ansible
6 2 (14.29%) Docker
6 2 (14.29%) Splunk
6 2 (14.29%) Data Quality
6 2 (14.29%) Neo4j
6 2 (14.29%) Agile Project Management
6 2 (14.29%) Cloudera
6 2 (14.29%) Bash Shell
6 2 (14.29%) Information Architecture
6 2 (14.29%) iPad

Big Data
Co-occurring IT Skills in Bristol 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 2 (14.29%) Apache Spark
Business Applications
1 2 (14.29%) Payment Gateway
Cloud Services
1 3 (21.43%) Amazon AWS
2 1 (7.14%) Google Cloud Platform
2 1 (7.14%) Microsoft Azure
2 1 (7.14%) SaaS
Communications & Networking
1 1 (7.14%) Kerberos
Database & Business Intelligence
1 8 (57.14%) Hadoop
2 5 (35.71%) Data Lake
3 3 (21.43%) HBase
4 2 (14.29%) Apache Hive
4 2 (14.29%) Data Warehouse
4 2 (14.29%) MongoDB
4 2 (14.29%) Neo4j
5 1 (7.14%) Amazon RDS
5 1 (7.14%) Amazon Redshift
5 1 (7.14%) PostgreSQL
5 1 (7.14%) SAP HANA
Development Applications
1 2 (14.29%) Gerrit
1 2 (14.29%) IBM UrbanCode
1 2 (14.29%) SonarQube
1 2 (14.29%) Sonatype Nexus
General
1 6 (42.86%) Banking
1 6 (42.86%) Finance
2 2 (14.29%) Legal
2 2 (14.29%) Retail
3 1 (7.14%) Advertising
3 1 (7.14%) Games
3 1 (7.14%) Online Betting
3 1 (7.14%) Retail Banking
Job Titles
1 6 (42.86%) Architect
2 5 (35.71%) Data Architect
3 2 (14.29%) Analyst
3 2 (14.29%) AWS DevOps
3 2 (14.29%) AWS DevOps Engineer
3 2 (14.29%) AWS Engineer
3 2 (14.29%) Banking Analyst
3 2 (14.29%) Big Data Architect
3 2 (14.29%) Business Analyst
3 2 (14.29%) Data Business Analyst
3 2 (14.29%) DevOps Engineer
3 2 (14.29%) Senior Architect
3 2 (14.29%) Senior Data Architect
4 1 (7.14%) Big Data Analyst
4 1 (7.14%) Big Data Engineer
4 1 (7.14%) Business Intelligence Architect
4 1 (7.14%) Data Engineer
4 1 (7.14%) Strategy Architect
4 1 (7.14%) TOGAF Architect
4 1 (7.14%) TOGAF Enterprise Architect
Libraries, Frameworks & Software Standards
1 1 (7.14%) .NET
1 1 (7.14%) Kafka
1 1 (7.14%) REST
1 1 (7.14%) Spring
Miscellaneous
1 3 (21.43%) Analytical Skills
1 3 (21.43%) Enterprise Software
2 2 (14.29%) Algorithms
2 2 (14.29%) Data Structures
2 2 (14.29%) iPad
2 2 (14.29%) Management Information System
2 2 (14.29%) Reference Data
3 1 (7.14%) Greenfield Project
3 1 (7.14%) Online Gambling
3 1 (7.14%) Online Games
3 1 (7.14%) Social Media
Processes & Methodologies
1 4 (28.57%) Agile Software Development
1 4 (28.57%) Data Management
1 4 (28.57%) Data Modelling
2 3 (21.43%) Data Architecture
2 3 (21.43%) Data Integration
2 3 (21.43%) SDLC
2 3 (21.43%) TOGAF
3 2 (14.29%) Agile Project Management
3 2 (14.29%) Data Enrichment
3 2 (14.29%) Data Strategy
3 2 (14.29%) DevOps
3 2 (14.29%) E-Commerce
3 2 (14.29%) ETL
3 2 (14.29%) Information Architecture
3 2 (14.29%) IT Strategy
3 2 (14.29%) ITIL
3 2 (14.29%) Migration
3 2 (14.29%) PRINCE2
3 2 (14.29%) Project Management
3 2 (14.29%) Reference Data Management
Programming Languages
1 4 (28.57%) Python
2 3 (21.43%) Java
3 2 (14.29%) Bash Shell
3 2 (14.29%) Groovy
3 2 (14.29%) Ruby
4 1 (7.14%) Scala
Qualifications
1 2 (14.29%) SC Cleared
1 2 (14.29%) Security Cleared
Quality Assurance & Compliance
1 2 (14.29%) Data Quality
2 1 (7.14%) QA
System Software
1 2 (14.29%) Docker
2 1 (7.14%) HDFS
Systems Management
1 2 (14.29%) Ansible
1 2 (14.29%) Kubernetes
Vendors
1 2 (14.29%) Cloudera
1 2 (14.29%) MapR
1 2 (14.29%) Nuix
1 2 (14.29%) Splunk
2 1 (7.14%) Google
2 1 (7.14%) IBM
2 1 (7.14%) Oracle
2 1 (7.14%) SAP
2 1 (7.14%) Tableau