The table below looks at the statistics for Big Data skills in IT jobs advertised for the Hertfordshire region. Included is a guide to the average salaries offered in IT jobs that have cited Big Data over the 3 months to 4 May 2015 with a comparison to the same period in the previous 2 years.

Location
3 months to
4 May 2015
Same period 2014 Same period 2013
Big Data
Rank 137 119 140
Rank change year-on-year
-18 +21
Permanent jobs citing Big Data 15 28 12
As % of all permanent IT jobs located in Hertfordshire 0.64% 1.12% 0.47%
As % of the Database & Business Intelligence category 1.92% 3.93% 1.45%
Number of salaries quoted 10 28 12
Average salary £53,500 £66,250 £45,000
Average salary % change year-on-year
-19.24% +47.22%
UK excluding London average salary £50,000 £50,000 £45,000
% change year-on-year
- +11.11%
Big Data
East of England

The following table is for comparison with the above and provides statistics for the entire Database & Business Intelligence category in permanent jobs advertised in the Hertfordshire region.

Database & Business Intelligence Category
Hertfordshire
Permanent IT job ads with a match in the
Database & Business Intelligence category
781 712 825
As % of all permanent IT jobs located in Hertfordshire 33.40% 28.47% 32.15%
Number of salaries quoted 646 623 694
Average salary £47,500 £42,500 £45,000
Average salary % change year-on-year
+11.76% -5.55%
90% offered a salary of more than £30,600 £32,500 £32,000
10% offered a salary of more than £62,500 £55,700 £65,000
UK excluding London average salary £41,000 £40,000 £39,000
% change year-on-year
+2.50% +2.56%

Big Data
Jobs Demand Trend in Hertfordshire

This chart provides a 3-month moving total of permanent IT jobs citing Big Data across the Hertfordshire region as a proportion of the total demand within the Database & Business Intelligence category.

Big Data Jobs Demand Trend 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 across the Hertfordshire region.

Big Data Salary Trend in Hertfordshire

Big Data
Salary Histogram in Hertfordshire

This chart provides a salary histogram for IT jobs citing Big Data across the Hertfordshire region over the 3 months to 4 May 2015.

Big Data Salary Histogram in Hertfordshire

Big Data
Job Locations in Hertfordshire

The table below looks at the demand and provides a guide to the average salaries quoted in IT jobs citing Big Data within the Hertfordshire region over the 3 months to 4 May 2015. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 3 month period last year.

Location
(Use links below to see detailed
statistics and historical trends)
Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Average Salary
Last 3 Months
Average Salary
% Change
on Same Period
Last Year
Live
Job
Vacancies
Watford +13 5 £55,000 +4.76%
Hemel Hempstead -27 3 £52,000 -21.50%
Welwyn Garden City - 3 £50,000 -
St Albans -15 2 £62,500 +4.16%
Stevenage - 1 - -
Big Data
East of England

Big Data
Top 30 Related IT Skills in Hertfordshire

For the 6 months to 4 May 2015, IT jobs across the Hertfordshire region citing Big Data also mentioned the following IT skills in order of popularity. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Big Data.

1 19 (46.34%) SQL
1 19 (46.34%) Analytics
2 14 (34.15%) Java
3 13 (31.71%) VMware
3 13 (31.71%) Hadoop
4 11 (26.83%) Oracle
4 11 (26.83%) HP
5 10 (24.39%) Cisco
5 10 (24.39%) SAN
5 10 (24.39%) Hitachi
5 10 (24.39%) Finance
5 10 (24.39%) Brocade
5 10 (24.39%) NAS
5 10 (24.39%) NoSQL
5 10 (24.39%) Hybrid Cloud
6 9 (21.95%) Relational Database
6 9 (21.95%) Visualisation
6 9 (21.95%) Python
6 9 (21.95%) Data Modelling
7 8 (19.51%) SQL Server
7 8 (19.51%) Retail
8 7 (17.07%) Statistics
8 7 (17.07%) Computer Science
8 7 (17.07%) Data Mining
8 7 (17.07%) PhD
8 7 (17.07%) Project Management
8 7 (17.07%) VMware Infrastructure
8 7 (17.07%) R
8 7 (17.07%) Apache Pig
9 6 (14.63%) Machine Learning

Big Data
Top Related IT Skills in Hertfordshire by Category

For the 6 months to 4 May 2015, IT jobs across the Hertfordshire region citing Big Data also mentioned the following IT skills grouped by category. The figures indicate the number of jobs and their proportion against the total number of IT job ads sampled that cited Big Data. Up to 20 skills are shown per category.

Application Platforms
1 7 (17.07%) Apache Pig
2 6 (14.63%) SAS
3 5 (12.20%) WorkSite
3 5 (12.20%) SharePoint
4 1 (2.44%) Apache Spark
4 1 (2.44%) Elasticsearch
Applications
1 6 (14.63%) SPSS
2 5 (12.20%) CPLEX
3 2 (4.88%) MS Excel
4 1 (2.44%) MS Office
Business Applications
1 1 (2.44%) Oracle Retail
Cloud Services
1 4 (9.76%) Google Cloud Platform
2 3 (7.32%) SaaS
2 3 (7.32%) Cloud Computing
Communications & Networking
1 10 (24.39%) SAN
1 10 (24.39%) NAS
2 4 (9.76%) Fibre Channel
2 4 (9.76%) VLAN
3 3 (7.32%) VPN
3 3 (7.32%) LAN
3 3 (7.32%) WAN
3 3 (7.32%) MPLS
3 3 (7.32%) Firewall
Database & Business Intelligence
1 13 (31.71%) Hadoop
2 10 (24.39%) NoSQL
3 9 (21.95%) Relational Database
4 8 (19.51%) SQL Server
5 7 (17.07%) Data Mining
6 6 (14.63%) Data Warehouse
7 5 (12.20%) Oracle Reports
8 4 (9.76%) QlikView
9 3 (7.32%) SQL Server 2005
9 3 (7.32%) Apache Hive
10 2 (4.88%) MarkLogic
10 2 (4.88%) Apache Cassandra
10 2 (4.88%) MySQL
11 1 (2.44%) Text Mining
General
1 10 (24.39%) Finance
2 8 (19.51%) Retail
3 4 (9.76%) Games
4 3 (7.32%) Telecoms
5 2 (4.88%) Manufacturing
Job Titles
1 7 (17.07%) Developer
1 7 (17.07%) Consultant
1 7 (17.07%) Data Scientist
2 5 (12.20%) Storage Consultant
2 5 (12.20%) Project Manager
2 5 (12.20%) DBA
3 4 (9.76%) Business Intelligence Developer
3 4 (9.76%) Administrator
3 4 (9.76%) Data Warehouse Developer
4 3 (7.32%) SQL DBA
4 3 (7.32%) Chief Technology Officer
4 3 (7.32%) SQL Server DBA
4 3 (7.32%) Server Administrator
4 3 (7.32%) Chief Information Officer
4 3 (7.32%) Architect
4 3 (7.32%) Storage Architect
5 2 (4.88%) Big Data Consultant
5 2 (4.88%) C# .NET Developer
5 2 (4.88%) Infrastructure Project Manager
5 2 (4.88%) Data Consultant
Libraries, Frameworks & Software Standards
1 2 (4.88%) CSS
1 2 (4.88%) Web Services
1 2 (4.88%) XML
1 2 (4.88%) .NET
1 2 (4.88%) HTML
1 2 (4.88%) .NET Framework
1 2 (4.88%) Java EE
1 2 (4.88%) WCF
1 2 (4.88%) WPF
1 2 (4.88%) jQuery
1 2 (4.88%) Ajax
2 1 (2.44%) ASP.NET
2 1 (2.44%) ASP.NET MVC
Miscellaneous
1 10 (24.39%) Hybrid Cloud
2 9 (21.95%) Visualisation
3 7 (17.07%) Statistics
3 7 (17.07%) Computer Science
4 6 (14.63%) Physics
4 6 (14.63%) Mathematics
4 6 (14.63%) Replication
5 5 (12.20%) Artificial Intelligence
5 5 (12.20%) Neural Network
5 5 (12.20%) Economics
5 5 (12.20%) Applied Mathematics
5 5 (12.20%) Informatics
5 5 (12.20%) Chemistry
5 5 (12.20%) Psychology
5 5 (12.20%) Digital Media
5 5 (12.20%) Enterprise Software
5 5 (12.20%) Algorithms
6 4 (9.76%) Management Information System
7 3 (7.32%) Analytical Skills
8 2 (4.88%) Clustering
Operating Systems
1 3 (7.32%) Windows
2 2 (4.88%) Linux
Processes & Methodologies
1 19 (46.34%) Analytics
2 9 (21.95%) Data Modelling
3 7 (17.07%) Project Management
4 6 (14.63%) Machine Learning
4 6 (14.63%) Data Architecture
4 6 (14.63%) E-Commerce
4 6 (14.63%) Data Analysis
5 5 (12.20%) Bioinformatics
5 5 (12.20%) Business Analysis
5 5 (12.20%) Econometrics
5 5 (12.20%) Logistic Regression
5 5 (12.20%) Cluster Analysis
5 5 (12.20%) Statistical Analysis
5 5 (12.20%) Biostatistics
5 5 (12.20%) PRINCE2
5 5 (12.20%) Process Management
5 5 (12.20%) Monte Carlo Method
5 5 (12.20%) Predictive Modelling
5 5 (12.20%) Data Analytics
5 5 (12.20%) Bayesian Methods
Programming Languages
1 19 (46.34%) SQL
2 14 (34.15%) Java
3 9 (21.95%) Python
4 7 (17.07%) R
5 5 (12.20%) Ruby
5 5 (12.20%) C++
5 5 (12.20%) MATLAB
5 5 (12.20%) Clojure
6 3 (7.32%) T-SQL
7 2 (4.88%) Scala
7 2 (4.88%) C#
7 2 (4.88%) JavaScript
Qualifications
1 7 (17.07%) PhD
2 6 (14.63%) Degree
3 5 (12.20%) PRINCE2 Practitioner
4 4 (9.76%) IBM Certification
5 3 (7.32%) Security Cleared
6 2 (4.88%) SC Cleared
Quality Assurance & Compliance
1 2 (4.88%) Data Quality
System Software
1 7 (17.07%) VMware Infrastructure
2 5 (12.20%) Hyper-V
3 4 (9.76%) SRDF
3 4 (9.76%) EMC RecoverPoint
3 4 (9.76%) NFS
4 3 (7.32%) Active Directory
4 3 (7.32%) vSphere
4 3 (7.32%) XenServer
5 2 (4.88%) HDFS
5 2 (4.88%) Oracle RAC
Systems Management
1 2 (4.88%) Data Guard
Vendors
1 13 (31.71%) VMware
2 11 (26.83%) Oracle
2 11 (26.83%) HP
3 10 (24.39%) Cisco
3 10 (24.39%) Hitachi
3 10 (24.39%) Brocade
4 5 (12.20%) Microsoft
5 4 (9.76%) Tableau
5 4 (9.76%) EMC
5 4 (9.76%) IBM
5 4 (9.76%) NetApp
5 4 (9.76%) Actuate
5 4 (9.76%) Google
5 4 (9.76%) Fujitsu
6 2 (4.88%) Cloudera
6 2 (4.88%) SAP