Period
to 28 September 2021

The table below looks at the prevalence of the term Reference Data in contract job vacancies advertised in England. Included is a benchmarking guide to the contractor rates offered in vacancies that have cited Reference Data over the 6 months to 28 September 2021 with a comparison to the same period over 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.

Reference Data
UK > England
6 months to
28 Sep 2021
Same period 2020 Same period 2019
Rank 538 379 639
Rank change year-on-year -159 +260 +44
Contract jobs citing Reference Data 199 100 174
As % of all contract jobs advertised in England 0.31% 0.39% 0.22%
As % of the Miscellaneous category 1.00% 1.21% 0.75%
Number of daily rates quoted 149 74 97
10th Percentile £475 " £374
25th Percentile £515 £475 £475
Median daily rate (50th Percentile) £600 £550 £550
Median % change year-on-year +9.09% - +4.76%
75th Percentile £700 £663 £613
90th Percentile £753 £713 £643
UK median daily rate £600 £525 £550
% change year-on-year +14.29% -4.55% +4.76%
Number of hourly rates quoted 3 0 2
10th Percentile £12.90 " £19.54
25th Percentile £20.25 " £26.49
Median hourly rate £35.00 - £39.30
75th Percentile £37.50 " £52.14
90th Percentile " " £59.11
UK median hourly rate £35.00 - £39.30

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

All Generic IT Skills
England
Contract vacancies with a requirement for generic IT skills 19,853 8,270 23,173
As % of all contract IT jobs advertised in England 30.59% 32.32% 29.13%
Number of daily rates quoted 13,928 5,671 15,371
10th Percentile £300 £270 £275
25th Percentile £413 £375 £375
Median daily rate (50th Percentile) £525 £500 £475
Median % change year-on-year +5.00% +5.26% -
75th Percentile £638 £617 £588
90th Percentile £725 £725 £675
UK median daily rate £520 £488 £475
% change year-on-year +6.67% +2.63% -
Number of hourly rates quoted 630 264 763
10th Percentile £12.00 £12.50 £11.27
25th Percentile £15.07 £17.43 £14.27
Median hourly rate £25.00 £31.56 £20.96
Median % change year-on-year -20.77% +50.58% -0.21%
75th Percentile £49.44 £47.31 £47.50
90th Percentile £65.00 £61.25 £53.75
UK median hourly rate £25.00 £27.50 £21.00
% change year-on-year -9.09% +30.95% +2.44%

Reference Data
Job Vacancy Trend in England

Job postings citing Reference Data as a proportion of all IT jobs advertised in England.

Job vacancy trend for Reference Data in England

Reference Data
Contractor Daily Rate Trend in England

3-month moving average daily rate quoted in jobs citing Reference Data in England.

Daily rate trend for Reference Data in England

Reference Data
Daily Rate Histogram in England

Daily rate distribution for jobs citing Reference Data in England over the 6 months to 28 September 2021.

Daily rate histogram for Reference Data in England

Reference Data
Contractor Hourly Rate Trend in England

3-month moving average hourly rates quoted in jobs citing Reference Data in England.

Hourly rate trend for Reference Data in England

Reference Data
Hourly Rate Histogram in England

Hourly rate distribution of jobs citing Reference Data in England over the 6 months to 28 September 2021.

Hourly rate histogram for Reference Data in England

Reference Data
Contract Job Locations in England

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Reference Data within the England region over the 6 months to 28 September 2021. 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Job
Vacancies
London -114 161 £600 +9.09% 14
North of England -80 9 £641 +0.55% 1
South East -90 9 £700 +27.27% 4
Yorkshire - 6 £582 - 1
Midlands - 6 £625 - 1
North West -49 3 £700 +9.80%
East Midlands - 3 £575 -
South West -46 2 £563 -
West Midlands - 2 £625 - 1
Reference Data
UK

For the 6 months to 28 September 2021, IT contractor 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 contract job ads across the England region with a requirement for Reference Data.

1 88 (44.22%) Data Modelling
2 86 (43.22%) Finance
3 80 (40.20%) SQL
4 70 (35.18%) Data Management
5 68 (34.17%) Agile Software Development
6 54 (27.14%) Data Architecture
7 53 (26.63%) Reference Data Management
8 50 (25.13%) Data Quality
9 49 (24.62%) Migration
10 48 (24.12%) Metadata
11 47 (23.62%) Social Skills
12 38 (19.10%) Banking
12 38 (19.10%) Data Governance
12 38 (19.10%) Analytics
12 38 (19.10%) Logical Data Model
13 36 (18.09%) Java
13 36 (18.09%) Data Analysis
14 32 (16.08%) Data Migration
14 32 (16.08%) Oracle
15 31 (15.58%) JIRA
16 30 (15.08%) Data Integration
16 30 (15.08%) Master Data Management
16 30 (15.08%) Azure
17 28 (14.07%) Relational Database
17 28 (14.07%) Stakeholder Management
18 26 (13.07%) AWS
19 25 (12.56%) Microservices
19 25 (12.56%) Problem-Solving
19 25 (12.56%) Data Warehouse
20 24 (12.06%) Business Intelligence

Reference Data
Co-occurring IT Skills in England 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 20 (10.05%) Confluence
2 7 (3.52%) Oracle Application Server
3 6 (3.02%) Apache Spark
4 4 (2.01%) Oracle Coherence
4 4 (2.01%) SAS
4 4 (2.01%) SharePoint
5 3 (1.51%) Apache
5 3 (1.51%) Documentum
6 2 (1.01%) CMS
7 1 (0.50%) Apache Pig
Applications
1 6 (3.02%) Microsoft Excel
2 2 (1.01%) Microsoft Office
2 2 (1.01%) Microsoft PowerPoint
2 2 (1.01%) MS Visio
3 1 (0.50%) Spreadsheet
Business Applications
1 10 (5.03%) Sparx Enterprise Architect
2 4 (2.01%) SAP S/4HANA
3 2 (1.01%) Salesforce.com CRM
4 1 (0.50%) Oracle EBS
4 1 (0.50%) SAP FI-GL
Cloud Services
1 30 (15.08%) Azure
2 26 (13.07%) AWS
3 16 (8.04%) Power Platform
4 14 (7.04%) GCP
5 7 (3.52%) Apigee
5 7 (3.52%) Azure Data Factory
5 7 (3.52%) Collibra
5 7 (3.52%) Kong
6 4 (2.01%) GitHub
6 4 (2.01%) Serverless
6 4 (2.01%) Snowflake
7 3 (1.51%) iPaaS
8 2 (1.01%) Azure Cosmos DB
8 2 (1.01%) Azure Synapse Analytics
8 2 (1.01%) Dynamics 365
8 2 (1.01%) SaaS
9 1 (0.50%) AWS Lambda
9 1 (0.50%) PaaS
Communications & Networking
1 5 (2.51%) FTP
2 1 (0.50%) Network Security
Database & Business Intelligence
1 48 (24.12%) Metadata
2 28 (14.07%) Relational Database
3 25 (12.56%) Data Warehouse
4 20 (10.05%) RDBMS
5 19 (9.55%) Big Data
6 17 (8.54%) PostgreSQL
7 15 (7.54%) Power BI
7 15 (7.54%) SQL Server
8 12 (6.03%) Data Lake
9 11 (5.53%) NoSQL
9 11 (5.53%) SQL Server Integration Services
10 10 (5.03%) MongoDB
11 9 (4.52%) Hadoop
11 9 (4.52%) Pentaho
11 9 (4.52%) Qlik Sense
11 9 (4.52%) QlikView
11 9 (4.52%) Tableau
12 7 (3.52%) Cloud Spanner
12 7 (3.52%) Star Schema
13 5 (2.51%) Oracle Database
Development Applications
1 31 (15.58%) JIRA
2 10 (5.03%) ERwin
3 8 (4.02%) Jenkins
4 6 (3.02%) Git (software)
5 5 (2.51%) TeamCity
6 4 (2.01%) JUnit
6 4 (2.01%) Maven
7 3 (1.51%) Concordion
7 3 (1.51%) Cucumber
7 3 (1.51%) git-flow
7 3 (1.51%) Gradle
7 3 (1.51%) IntelliJ
7 3 (1.51%) JBehave
7 3 (1.51%) Mockito
8 2 (1.01%) Bitbucket
8 2 (1.01%) PowerDesigner
8 2 (1.01%) SonarQube
8 2 (1.01%) Visual Studio
9 1 (0.50%) GitLab
General
1 86 (43.22%) Finance
2 47 (23.62%) Social Skills
3 38 (19.10%) Banking
4 24 (12.06%) Analytical Skills
5 19 (9.55%) Public Sector
6 11 (5.53%) Investment Banking
6 11 (5.53%) Marketing
6 11 (5.53%) Retail Banking
7 10 (5.03%) Electronics
7 10 (5.03%) Telecoms
8 9 (4.52%) Financial Institution
8 9 (4.52%) Manufacturing
9 7 (3.52%) Back Office
10 5 (2.51%) Legal
11 4 (2.01%) Presentation Skills
12 3 (1.51%) Influencing Skills
12 3 (1.51%) Law
13 2 (1.01%) Front Office
14 1 (0.50%) Games
14 1 (0.50%) Pharmaceutical
Job Titles
1 59 (29.65%) Architect
2 53 (26.63%) Analyst
3 37 (18.59%) Data Architect
4 31 (15.58%) Developer
5 26 (13.07%) Business Analyst
6 23 (11.56%) Data Analyst
7 21 (10.55%) Data Modeller
8 11 (5.53%) Java Developer
8 11 (5.53%) Senior Developer
9 10 (5.03%) Data Engineer
9 10 (5.03%) Power BI Analyst
10 9 (4.52%) QlikView Analyst
10 9 (4.52%) Senior Analyst
10 9 (4.52%) Solutions Architect
10 9 (4.52%) SQL Analyst
10 9 (4.52%) SQL Data Analyst
10 9 (4.52%) SSIS Analyst
11 8 (4.02%) Technical Architect
12 7 (3.52%) Data Business Analyst
12 7 (3.52%) Scala Developer
Libraries, Frameworks & Software Standards
1 20 (10.05%) JSON
2 19 (9.55%) XML
3 17 (8.54%) Spring
4 16 (8.04%) GraphQL
4 16 (8.04%) Kafka
4 16 (8.04%) Spring Boot
5 15 (7.54%) REST
6 14 (7.04%) HTML
7 11 (5.53%) FIX Protocol
8 10 (5.03%) Web Services
9 7 (3.52%) .NET
9 7 (3.52%) AngularJS
9 7 (3.52%) OAuth
9 7 (3.52%) OpenID
9 7 (3.52%) RAML
10 6 (3.02%) .NET Core
10 6 (3.02%) Ajax
10 6 (3.02%) CSS
10 6 (3.02%) Razor View Engine
10 6 (3.02%) React
Miscellaneous
1 12 (6.03%) Fixed Income
2 11 (5.53%) Equities
3 9 (4.52%) Data Protection Act
4 7 (3.52%) Legacy Systems
5 6 (3.02%) Data Structures
6 5 (2.51%) Analytical Mindset
6 5 (2.51%) Cloud Native
6 5 (2.51%) Foreign Exchange (FX)
7 4 (2.01%) FMCG
7 4 (2.01%) Semantic Web
7 4 (2.01%) Taxonomies
8 3 (1.51%) Algorithms
8 3 (1.51%) Credit Risk
8 3 (1.51%) Derivative
8 3 (1.51%) Management Information System
8 3 (1.51%) SWIFT
8 3 (1.51%) User Experience
9 2 (1.01%) Hedge funds
9 2 (1.01%) Linked Data
9 2 (1.01%) TM Forum
Operating Systems
1 11 (5.53%) Linux
2 9 (4.52%) Unix
3 1 (0.50%) Red Hat Enterprise Linux
3 1 (0.50%) Windows
3 1 (0.50%) Windows Server
3 1 (0.50%) Windows Server 2016
Processes & Methodologies
1 88 (44.22%) Data Modelling
2 70 (35.18%) Data Management
3 68 (34.17%) Agile Software Development
4 54 (27.14%) Data Architecture
5 53 (26.63%) Reference Data Management
6 49 (24.62%) Migration
7 38 (19.10%) Analytics
7 38 (19.10%) Data Governance
7 38 (19.10%) Logical Data Model
8 36 (18.09%) Data Analysis
9 32 (16.08%) Data Migration
10 30 (15.08%) Data Integration
10 30 (15.08%) Master Data Management
11 28 (14.07%) Stakeholder Management
12 25 (12.56%) Microservices
12 25 (12.56%) Problem-Solving
13 24 (12.06%) Business Intelligence
14 22 (11.06%) DevOps
15 21 (10.55%) ETL
16 20 (10.05%) Physical Data Model
Programming Languages
1 80 (40.20%) SQL
2 36 (18.09%) Java
3 15 (7.54%) Python
4 12 (6.03%) C#
5 11 (5.53%) JavaScript
6 10 (5.03%) Scala
7 9 (4.52%) T-SQL
8 8 (4.02%) C++
8 8 (4.02%) Java 8
9 7 (3.52%) VBA
10 5 (2.51%) COBOL
10 5 (2.51%) SPARQL
11 4 (2.01%) C
12 3 (1.51%) PL/SQL
12 3 (1.51%) PowerShell
13 2 (1.01%) Groovy
13 2 (1.01%) Lua
13 2 (1.01%) R
13 2 (1.01%) SHACL
14 1 (0.50%) Bash Shell
Qualifications
1 11 (5.53%) Degree
2 8 (4.02%) Security Cleared
3 6 (3.02%) SC Cleared
4 5 (2.51%) Computer Science Degree
5 1 (0.50%) ACCA
5 1 (0.50%) CFA
5 1 (0.50%) CIMA
5 1 (0.50%) CISSP
5 1 (0.50%) ITIL Certification
5 1 (0.50%) MBA
Quality Assurance & Compliance
1 50 (25.13%) Data Quality
2 11 (5.53%) GDPR
3 7 (3.52%) QA
4 5 (2.51%) MiFID
5 4 (2.01%) PMO
6 2 (1.01%) Sarbanes-Oxley
7 1 (0.50%) EMIR
7 1 (0.50%) FATCA
7 1 (0.50%) SLA
7 1 (0.50%) SNOMED CT
System Software
1 14 (7.04%) Docker
2 7 (3.52%) OpenAM
3 3 (1.51%) Apache ZooKeeper
3 3 (1.51%) HDFS
Systems Management
1 15 (7.54%) Kubernetes
2 2 (1.01%) ITRS Geneos
3 1 (0.50%) Ansible
3 1 (0.50%) Hadoop YARN
Vendors
1 32 (16.08%) Oracle
2 17 (8.54%) SAP
3 13 (6.53%) Microsoft
4 12 (6.03%) Informatica
5 10 (5.03%) MuleSoft
5 10 (5.03%) Sparx
6 8 (4.02%) Splunk
7 7 (3.52%) Google
8 6 (3.02%) GoldenSource
8 6 (3.02%) QAD
8 6 (3.02%) Refinitiv
9 5 (2.51%) IBM
9 5 (2.51%) Murex
9 5 (2.51%) Sybase
10 3 (1.51%) Embarcadero
10 3 (1.51%) Salesforce.com
11 2 (1.01%) Bloomberg
11 2 (1.01%) eSpeed
11 2 (1.01%) MicroStrategy
11 2 (1.01%) Red Hat