Period
to 15 February 2019

The following table provides summary statistics for permanent job vacancies advertised in Hertfordshire with a requirement for Big Data skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Big Data over the 6 months to 15 February 2019 with a comparison to the same period in the previous 2 years.

Big Data
East of England > Hertfordshire
6 months to
15 Feb 2019
Same period 2018 Same period 2017
Rank 154 175 144
Rank change year-on-year +21 -31 +43
Permanent jobs citing Big Data 31 50 76
As % of all permanent IT jobs advertised in Hertfordshire 0.89% 1.04% 1.69%
As % of the Database & Business Intelligence category 3.77% 3.61% 6.19%
Number of salaries quoted 18 48 56
Hertfordshire median annual salary £62,500 £55,000 £55,000
Median salary % change year-on-year +13.64% - -
10th Percentile £48,000 £45,000 £46,250
90th Percentile £92,500 £67,500 £77,500
East of England median annual salary £65,000 £59,000 £55,000
% change year-on-year +10.17% +7.27% +10.00%

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 permanent job vacancies advertised in Hertfordshire with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Hertfordshire
Permanent vacancies with a requirement for database or business intelligence skills 823 1,384 1,228
As % of all permanent IT jobs advertised in Hertfordshire 23.64% 28.65% 27.26%
Number of salaries quoted 684 1,181 1,018
Hertfordshire median annual salary £50,000 £50,000 £50,000
10th Percentile £32,500 £31,250 £31,250
90th Percentile £73,750 £68,750 £72,500
East of England median annual salary £47,500 £47,500 £45,000
% change year-on-year - +5.56% -

Big Data
Job Vacancy Trend in Hertfordshire

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

Job vacancy trend for Big Data in Hertfordshire

Big Data
Salary Trend in Hertfordshire

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Big Data in Hertfordshire.

Salary trend for Big Data in Hertfordshire

Big Data
Salary Histogram in Hertfordshire

The salary distribution of IT jobs citing Big Data in Hertfordshire over the 6 months to 15 February 2019.

Salary histogram for Big Data in Hertfordshire

Big Data
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Big Data within the Hertfordshire region over the 6 months to 15 February 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Stevenage +9 7 - - 1
Hemel Hempstead - 5 £72,500 -
Watford -3 3 £87,500 +59.09%
Hatfield +5 2 £62,500 -3.85%
Welwyn Garden City -7 1 £54,500 +9.00%
Harpenden - 1 - -
Big Data
East of England

For the 6 months to 15 February 2019, IT jobs citing Big Data also mentioned the following skills in order of popularity. The figures indicate the absolute number co-occurrences and as a proportion of all permanent job ads across the Hertfordshire region with a requirement for Big Data.

1 16 (51.61%) Analytics
2 14 (45.16%) Agile Software Development
3 11 (35.48%) Data Analysis
3 11 (35.48%) Microsoft Azure
3 11 (35.48%) Analytical Skills
4 10 (32.26%) Data Analytics
5 8 (25.81%) Docker
5 8 (25.81%) Amazon AWS
5 8 (25.81%) Data Warehouse
5 8 (25.81%) Project Management
5 8 (25.81%) Algorithms
5 8 (25.81%) Google Cloud Platform
5 8 (25.81%) Kubernetes
6 7 (22.58%) Presales
6 7 (22.58%) SDLC
6 7 (22.58%) Line Management
6 7 (22.58%) Data Science
6 7 (22.58%) Pharmaceutical
6 7 (22.58%) PMI
6 7 (22.58%) PMI Certification
6 7 (22.58%) Microsoft
6 7 (22.58%) PhD
6 7 (22.58%) PRINCE2
6 7 (22.58%) Business Analysis
6 7 (22.58%) Requirements Analysis
6 7 (22.58%) Risk Management
6 7 (22.58%) Mathematics
6 7 (22.58%) JIRA
6 7 (22.58%) Change Control
7 6 (19.35%) MongoDB

Big Data
Co-occurring IT Skills in Hertfordshire 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 6 (19.35%) Apache Spark
2 4 (12.90%) Elasticsearch
3 2 (6.45%) Apache
4 1 (3.23%) OpenStack
Cloud Services
1 11 (35.48%) Microsoft Azure
2 8 (25.81%) Amazon AWS
2 8 (25.81%) Google Cloud Platform
3 4 (12.90%) Azure Data Factory
4 3 (9.68%) Apigee
4 3 (9.68%) Virtual Private Cloud
5 1 (3.23%) OpenShift
5 1 (3.23%) Slack
Communications & Networking
1 3 (9.68%) VSAN
2 1 (3.23%) Internet
2 1 (3.23%) Wi-Fi
Database & Business Intelligence
1 8 (25.81%) Data Warehouse
2 6 (19.35%) MongoDB
3 5 (16.13%) Power BI
3 5 (16.13%) SQL Server Integration Services
3 5 (16.13%) SQL Server Reporting Services
4 4 (12.90%) Hadoop
4 4 (12.90%) SQL Server
5 3 (9.68%) Couchbase
5 3 (9.68%) Redis
6 2 (6.45%) Apache Hive
6 2 (6.45%) NoSQL
7 1 (3.23%) SQL Server Analysis Services
Development Applications
1 7 (22.58%) JIRA
2 2 (6.45%) Jenkins
2 2 (6.45%) TeamCity
3 1 (3.23%) Codeship
3 1 (3.23%) Octopus Deploy
3 1 (3.23%) Selenium
3 1 (3.23%) WebDriver
General
1 7 (22.58%) Pharmaceutical
2 1 (3.23%) Finance
2 1 (3.23%) Games
Job Titles
1 8 (25.81%) Analytics Manager
1 8 (25.81%) Architect
1 8 (25.81%) Data Analytics Manager
2 7 (22.58%) Project Manager
2 7 (22.58%) Software Project Manager
3 6 (19.35%) Analyst
3 6 (19.35%) Business Analyst
3 6 (19.35%) Transformation Analyst
4 4 (12.90%) Data Architect
5 3 (9.68%) Developer
5 3 (9.68%) Digital Analyst
5 3 (9.68%) Digital Business Analyst
5 3 (9.68%) Digital Transformation Business Analyst
5 3 (9.68%) Product Analyst
5 3 (9.68%) Product Business Analyst
6 2 (6.45%) Cloud Infrastructure Architect
6 2 (6.45%) Data Engineer
6 2 (6.45%) Head of Big Data
6 2 (6.45%) Infrastructure Architect
6 2 (6.45%) Python Engineer
Libraries, Frameworks & Software Standards
1 6 (19.35%) Kafka
2 3 (9.68%) JSON
2 3 (9.68%) Lucene
2 3 (9.68%) REST
3 2 (6.45%) Apache NiFi
3 2 (6.45%) Node.js
Miscellaneous
1 11 (35.48%) Analytical Skills
2 8 (25.81%) Algorithms
3 7 (22.58%) PMI
4 6 (19.35%) Hybrid Cloud
5 3 (9.68%) Data Centre
5 3 (9.68%) Social Media
6 1 (3.23%) Internet of Things
6 1 (3.23%) Linked Data
6 1 (3.23%) Public Cloud
6 1 (3.23%) Robotics
6 1 (3.23%) Self-Motivation
6 1 (3.23%) Semantic Web
Operating Systems
1 3 (9.68%) Linux
1 3 (9.68%) VMS
2 2 (6.45%) Unix
Processes & Methodologies
1 16 (51.61%) Analytics
2 14 (45.16%) Agile Software Development
3 11 (35.48%) Data Analysis
4 10 (32.26%) Data Analytics
5 8 (25.81%) Project Management
6 7 (22.58%) Business Analysis
6 7 (22.58%) Change Control
6 7 (22.58%) Data Science
6 7 (22.58%) Line Management
6 7 (22.58%) Mathematics
6 7 (22.58%) Presales
6 7 (22.58%) PRINCE2
6 7 (22.58%) Requirements Analysis
6 7 (22.58%) Risk Management
6 7 (22.58%) SDLC
7 6 (19.35%) User Stories
7 6 (19.35%) Waterfall
8 5 (16.13%) Data Modelling
8 5 (16.13%) Dimensional Modelling
8 5 (16.13%) ETL
Programming Languages
1 6 (19.35%) Python
2 4 (12.90%) Java
2 4 (12.90%) PowerShell
3 3 (9.68%) PHP
3 3 (9.68%) SQL
4 1 (3.23%) Bash Shell
4 1 (3.23%) JavaScript
4 1 (3.23%) Ruby
4 1 (3.23%) SPARQL
Qualifications
1 7 (22.58%) PhD
1 7 (22.58%) PMI Certification
2 1 (3.23%) Degree
Quality Assurance & Compliance
1 3 (9.68%) GDPR
1 3 (9.68%) ISO/IEC 27001
System Software
1 8 (25.81%) Docker
2 3 (9.68%) VMware NSX
3 1 (3.23%) VMware Infrastructure
Systems Management
1 8 (25.81%) Kubernetes
2 3 (9.68%) SCOrch
2 3 (9.68%) SCVMM
2 3 (9.68%) vRealize
3 2 (6.45%) Ansible
3 2 (6.45%) Opscode Chef
3 2 (6.45%) Puppet
4 1 (3.23%) Grafana
Vendors
1 7 (22.58%) Microsoft
2 5 (16.13%) Google
3 4 (12.90%) Alteryx
3 4 (12.90%) Hortonworks
3 4 (12.90%) Tableau
4 3 (9.68%) Cisco
4 3 (9.68%) EMC
4 3 (9.68%) IBM
4 3 (9.68%) SAP
4 3 (9.68%) VMware
5 1 (3.23%) Atlassian