Period
to 18 June 2018

The following table provides summary statistics for permanent job vacancies advertised in Watford 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 18 June 2018 with a comparison to the same period in the previous 2 years.

Big Data
Hertfordshire > Watford
6 months to
18 Jun 2018
Same period 2017 Same period 2016
Rank 70 97 93
Rank change year-on-year +27 -4 +2
Permanent jobs citing Big Data 24 1 1
As % of all permanent IT jobs advertised in Watford 2.55% 0.091% 0.093%
As % of the Database & Business Intelligence category 7.97% 0.48% 0.45%
Number of salaries quoted 31 1 4
Watford median annual salary £52,500 £50,000 £55,000
Median salary % change year-on-year +5.00% -9.09% -2.22%
Hertfordshire median annual salary £55,000 £55,000 £43,750
% change year-on-year - +25.71% -20.45%

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 Watford with a requirement for database or business intelligence skills.

All Database and Business Intelligence Skills
Watford
Permanent vacancies with a requirement for database or business intelligence skills 301 210 224
As % of all permanent IT jobs advertised in Watford 32.02% 19.13% 20.80%
Number of salaries quoted 273 161 172
Watford median annual salary £47,500 £50,000 £47,750
Median salary % change year-on-year -5.00% +4.71% +6.11%
10th Percentile £31,250 £32,500 £36,000
90th Percentile £66,250 £77,500 £70,000
Hertfordshire median annual salary £50,000 £47,500 £46,500
% change year-on-year +5.26% +2.15% +3.33%

Big Data
Job Vacancy Trend in Watford

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

Job vacancy trend for Big Data in Watford

Big Data
Salary Trend in Watford

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

Salary trend for Big Data in Watford

Big Data
Salary Histogram in Watford

The salary distribution of IT jobs citing Big Data in Watford over the 6 months to 18 June 2018.

Salary histogram for Big Data in Watford

For the 6 months to 18 June 2018, 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 Watford region with a requirement for Big Data.

1 13 (54.17%) C++
1 13 (54.17%) NoSQL
2 10 (41.67%) SQL
3 8 (33.33%) Visualisation
3 8 (33.33%) MongoDB
4 7 (29.17%) Node.js
4 7 (29.17%) Multithreading
4 7 (29.17%) CAD
4 7 (29.17%) CAE
4 7 (29.17%) JavaScript
4 7 (29.17%) OO
5 6 (25.00%) Web Services
5 6 (25.00%) .NET
5 6 (25.00%) Microsoft Azure
5 6 (25.00%) Amazon AWS
5 6 (25.00%) LabVIEW
5 6 (25.00%) Dependency Injection
5 6 (25.00%) Auto-Scaling
6 5 (20.83%) Software Engineering
6 5 (20.83%) C
7 4 (16.67%) Strategic Planning
7 4 (16.67%) Refactoring
7 4 (16.67%) Data Visualisation
8 3 (12.50%) Coaching
8 3 (12.50%) Computer Science Degree
8 3 (12.50%) Computer Science
8 3 (12.50%) Digital Marketing
8 3 (12.50%) Marketing
8 3 (12.50%) Degree
8 3 (12.50%) Games

Big Data
Co-occurring IT Skills in Watford 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:

Cloud Services
1 6 (25.00%) Amazon AWS
1 6 (25.00%) Microsoft Azure
2 1 (4.17%) IaaS
2 1 (4.17%) PaaS
2 1 (4.17%) SaaS
Communications & Networking
1 1 (4.17%) VSAN
Database & Business Intelligence
1 13 (54.17%) NoSQL
2 8 (33.33%) MongoDB
3 2 (8.33%) MariaDB
3 2 (8.33%) MySQL
3 2 (8.33%) Power BI
3 2 (8.33%) SQL Server
3 2 (8.33%) SQL Server Integration Services
3 2 (8.33%) SQL Server Reporting Services
3 2 (8.33%) Sybase ASE
Development Applications
1 6 (25.00%) LabVIEW
General
1 3 (12.50%) Games
1 3 (12.50%) Marketing
2 2 (8.33%) Electronics
Job Titles
1 11 (45.83%) Developer
2 9 (37.50%) Architect
3 7 (29.17%) Software Architect
4 6 (25.00%) Lead Developer
5 5 (20.83%) .NET Developer
5 5 (20.83%) Lead .NET Developer
5 5 (20.83%) Software Engineer
6 4 (16.67%) C++ Developer
6 4 (16.67%) C++ Software Developer
6 4 (16.67%) Software Developer
7 3 (12.50%) SQL Developer
8 2 (8.33%) DSP Engineer
8 2 (8.33%) Graduate
8 2 (8.33%) Process Engineer
8 2 (8.33%) Report Developer
8 2 (8.33%) Sybase Developer
9 1 (4.17%) Lead Architect
9 1 (4.17%) Senior .NET Architect
9 1 (4.17%) Senior .NET Developer
9 1 (4.17%) Web Architect
Libraries, Frameworks & Software Standards
1 7 (29.17%) Node.js
2 6 (25.00%) .NET
2 6 (25.00%) Web Services
3 1 (4.17%) JSON
Miscellaneous
1 3 (12.50%) Computer Science
2 2 (8.33%) Analytical Skills
3 1 (4.17%) Data Centre
3 1 (4.17%) Hybrid Cloud
Operating Systems
1 2 (8.33%) Linux
Processes & Methodologies
1 8 (33.33%) Visualisation
2 7 (29.17%) CAD
2 7 (29.17%) CAE
2 7 (29.17%) Multithreading
2 7 (29.17%) OO
3 6 (25.00%) Auto-Scaling
3 6 (25.00%) Dependency Injection
4 5 (20.83%) Software Engineering
5 4 (16.67%) Data Visualisation
5 4 (16.67%) Refactoring
5 4 (16.67%) Strategic Planning
6 3 (12.50%) Agile Software Development
6 3 (12.50%) Coaching
6 3 (12.50%) Digital Marketing
6 3 (12.50%) Parallel Processing
6 3 (12.50%) UML
7 2 (8.33%) Business Intelligence
7 2 (8.33%) Digital Signal Processing
7 2 (8.33%) Machine Learning
7 2 (8.33%) Signal Processing
Programming Languages
1 13 (54.17%) C++
2 10 (41.67%) SQL
3 7 (29.17%) JavaScript
4 5 (20.83%) C
5 3 (12.50%) MATLAB
6 2 (8.33%) Python
7 1 (4.17%) PowerShell
Qualifications
1 3 (12.50%) Computer Science Degree
1 3 (12.50%) Degree
2 2 (8.33%) PhD
System Software
1 1 (4.17%) Docker
1 1 (4.17%) VMware NSX
Systems Management
1 1 (4.17%) Kubernetes
1 1 (4.17%) SCOrch
1 1 (4.17%) SCVMM
1 1 (4.17%) vRealize
Vendors
1 3 (12.50%) Microsoft
2 2 (8.33%) Sybase
3 1 (4.17%) Cisco
3 1 (4.17%) EMC
3 1 (4.17%) IBM
3 1 (4.17%) SAP
3 1 (4.17%) VMware