Period
to 3 April 2020

The table below looks at the prevalence of the term Reference Data in permanent job vacancies advertised in the City of London. Included is a benchmarking guide to the salaries offered in vacancies that have cited Reference Data over the 6 months to 3 April 2020 with a comparison to the same period over the previous 2 years.

Reference Data
Central London > City of London
6 months to
3 Apr 2020
Same period 2019 Same period 2018
Rank 266 315 318
Rank change year-on-year +49 +3 -30
Permanent jobs citing Reference Data 28 21 15
As % of all permanent jobs advertised in the City of London 0.32% 0.20% 0.14%
As % of the Miscellaneous category 0.80% 0.50% 0.33%
Number of salaries quoted 19 11 11
Median annual salary £85,000 £65,000 £80,000
Median salary % change year-on-year +30.77% -18.75% -
10th Percentile £52,000 £33,938 £63,750
90th Percentile £120,000 £86,250 £93,750
Central London median annual salary £91,250 £72,500 £80,000
% change year-on-year +25.86% -9.38% -

Reference Data is in the Generic IT Skills category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in the City of London with a requirement for generic IT skills.

All Generic IT Skills
City of London
Permanent vacancies with a requirement for generic IT skills 3,494 4,221 4,478
As % of all permanent IT jobs advertised in the City of London 40.35% 40.97% 41.76%
Number of salaries quoted 3,005 3,727 3,924
Median annual salary £70,000 £67,500 £62,500
Median salary % change year-on-year +3.70% +8.00% +4.17%
10th Percentile £40,750 £39,150 £36,825
90th Percentile £106,250 £97,500 £95,000
Central London median annual salary £70,000 £65,000 £60,000
% change year-on-year +7.69% +8.33% +4.35%

Reference Data
Job Vacancy Trend in the City of London

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

Job vacancy trend for Reference Data in the City of London

Reference Data
Salary Trend in the City of London

3-month moving average salary quoted in jobs citing Reference Data in the City of London.

Salary trend for Reference Data in the City of London

Reference Data
Salary Histogram in the City of London

Salary distribution for jobs citing Reference Data in the City of London over the 6 months to 3 April 2020.

Salary histogram for Reference Data in the City of London

For the 6 months to 3 April 2020, IT jobs citing Reference 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 City of London region with a requirement for Reference Data.

1 22 (78.57%) Finance
2 17 (60.71%) Java
3 16 (57.14%) Degree
3 16 (57.14%) Computer Science
3 16 (57.14%) Master's Degree
4 14 (50.00%) Computer Science Degree
4 14 (50.00%) SQL
4 14 (50.00%) Oracle
5 13 (46.43%) Data Quality
6 12 (42.86%) Data Governance
7 11 (39.29%) QA
7 11 (39.29%) Analytics
7 11 (39.29%) Data Modelling
8 10 (35.71%) Python
8 10 (35.71%) Validation
9 9 (32.14%) Stakeholder Management
9 9 (32.14%) Agile Software Development
9 9 (32.14%) Data Management
9 9 (32.14%) JavaScript
9 9 (32.14%) Relational Database
9 9 (32.14%) Fintech
9 9 (32.14%) Mathematics
9 9 (32.14%) Change Control
9 9 (32.14%) Problem-Solving
10 8 (28.57%) Kafka
10 8 (28.57%) Git (software)
10 8 (28.57%) Analytical Skills
10 8 (28.57%) JUnit
10 8 (28.57%) XML
10 8 (28.57%) Data Warehouse

Reference Data
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:

Applications
1 1 (3.57%) Microsoft Excel
Cloud Services
1 7 (25.00%) AWS
2 1 (3.57%) Amazon Kinesis
2 1 (3.57%) GitHub
2 1 (3.57%) OpenShift
Database & Business Intelligence
1 9 (32.14%) Relational Database
2 8 (28.57%) Data Warehouse
3 7 (25.00%) Amazon DynamoDB
3 7 (25.00%) Apache Cassandra
3 7 (25.00%) CouchDB
3 7 (25.00%) MongoDB
3 7 (25.00%) NoSQL
3 7 (25.00%) OLAP
3 7 (25.00%) OLTP
3 7 (25.00%) Oracle OLAP
3 7 (25.00%) RDBMS
3 7 (25.00%) Snowflake Schema
3 7 (25.00%) SQL Server
4 2 (7.14%) Data Mining
4 2 (7.14%) SAP HANA
Development Applications
1 8 (28.57%) Git (software)
1 8 (28.57%) JUnit
2 7 (25.00%) ERwin
2 7 (25.00%) PowerDesigner
3 1 (3.57%) Cucumber
3 1 (3.57%) Jenkins
3 1 (3.57%) JIRA
3 1 (3.57%) Selenium
General
1 22 (78.57%) Finance
2 1 (3.57%) Banking
2 1 (3.57%) Billing
2 1 (3.57%) Legal
Job Titles
1 8 (28.57%) Architect
2 7 (25.00%) Data Architect
2 7 (25.00%) Developer
2 7 (25.00%) Java Developer
3 2 (7.14%) Analyst
3 2 (7.14%) Data Governance Analyst
3 2 (7.14%) Data Governance Manager
3 2 (7.14%) Data Manager
3 2 (7.14%) Governance Manager
4 1 (3.57%) Data Analyst
4 1 (3.57%) Digital Architect
4 1 (3.57%) Digital Solutions Architect
4 1 (3.57%) Head of Reference Data
4 1 (3.57%) Operations Analyst
4 1 (3.57%) Product Manager
4 1 (3.57%) Reference Data Analyst
4 1 (3.57%) Solutions Architect
Libraries, Frameworks & Software Standards
1 8 (28.57%) JSON
1 8 (28.57%) Kafka
1 8 (28.57%) XML
2 7 (25.00%) FIX Protocol
3 2 (7.14%) Web Services
4 1 (3.57%) AngularJS
4 1 (3.57%) Middleware
4 1 (3.57%) Node.js
4 1 (3.57%) REST
4 1 (3.57%) SOAP
4 1 (3.57%) Spring
4 1 (3.57%) Spring Boot
4 1 (3.57%) TIBCO EMS
Miscellaneous
1 8 (28.57%) Analytical Skills
1 8 (28.57%) Management Information System
2 7 (25.00%) Foreign Exchange (FX)
3 2 (7.14%) Fixed Income
4 1 (3.57%) Equities
4 1 (3.57%) User Experience
Processes & Methodologies
1 16 (57.14%) Computer Science
2 12 (42.86%) Data Governance
3 11 (39.29%) Analytics
3 11 (39.29%) Data Modelling
4 10 (35.71%) Validation
5 9 (32.14%) Agile Software Development
5 9 (32.14%) Change Control
5 9 (32.14%) Data Management
5 9 (32.14%) Fintech
5 9 (32.14%) Mathematics
5 9 (32.14%) Problem-Solving
5 9 (32.14%) Stakeholder Management
6 7 (25.00%) Artificial Intelligence
6 7 (25.00%) Data Migration
6 7 (25.00%) Electronic Trading
6 7 (25.00%) Regulatory Compliance
6 7 (25.00%) Requirements Analysis
6 7 (25.00%) Software Engineering
6 7 (25.00%) Statistics
6 7 (25.00%) Technical Architecture
Programming Languages
1 17 (60.71%) Java
2 14 (50.00%) SQL
3 10 (35.71%) Python
4 9 (32.14%) JavaScript
5 2 (7.14%) MATLAB
5 2 (7.14%) R
6 1 (3.57%) T-SQL
6 1 (3.57%) VBA
Qualifications
1 16 (57.14%) Degree
1 16 (57.14%) Master's Degree
2 14 (50.00%) Computer Science Degree
3 7 (25.00%) AWS Certification
4 2 (7.14%) CFA
4 2 (7.14%) Numerate Degree
Quality Assurance & Compliance
1 13 (46.43%) Data Quality
2 11 (39.29%) QA
Vendors
1 14 (50.00%) Oracle
2 3 (10.71%) GoldenSource
3 2 (7.14%) SAP
4 1 (3.57%) Ariba
4 1 (3.57%) Solace
4 1 (3.57%) TIBCO