Data Munging Contract Job Trends in London

Data Munging (Data Wrangling)
England > London

The table below provides summary statistics and contractor rates for jobs advertised in London requiring Data Munging skills. It covers contract job vacancies from the 6 months leading up to 14 December 2025, with comparisons to the same periods in the previous two years.

6 months to
14 Dec 2025
Same period 2024 Same period 2023
Rank 368 377 386
Rank change year-on-year +9 +9 +150
Contract jobs citing Data Munging 13 4 17
As % of all contract jobs in London 0.091% 0.026% 0.089%
As % of the Processes & Methodologies category 0.100% 0.029% 0.099%
Number of daily rates quoted 9 1 9
10th Percentile £296 - £528
25th Percentile £325 - £540
Median daily rate (50th Percentile) £450 £600 £595
Median % change year-on-year -25.00% +0.84% +5.78%
75th Percentile £675 - £638
90th Percentile £788 - £639
England median daily rate £507 £612 £533
% change year-on-year -17.16% +14.93% +4.93%

All Process and Methodology Skills
London

Data Munging falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring process or methodology skills in London.

Contract vacancies with a requirement for process or methodology skills 13,051 13,742 17,096
As % of all contract IT jobs advertised in London 91.50% 89.96% 89.50%
Number of daily rates quoted 8,604 8,839 12,265
10th Percentile £341 £350 £350
25th Percentile £425 £450 £456
Median daily rate (50th Percentile) £530 £550 £565
Median % change year-on-year -3.64% -2.65% -4.24%
75th Percentile £650 £675 £688
90th Percentile £764 £800 £792
England median daily rate £506 £525 £545
% change year-on-year -3.62% -3.67% -0.91%
Number of hourly rates quoted 238 165 233
10th Percentile £17.98 £17.70 £18.51
25th Percentile £24.50 £23.80 £21.25
Median hourly rate £29.50 £36.80 £34.00
Median % change year-on-year -19.84% +8.24% -13.38%
75th Percentile £47.94 £53.75 £60.00
90th Percentile £66.80 £80.75 £74.75
England median hourly rate £25.15 £35.00 £44.25
% change year-on-year -28.14% -20.90% +18.63%

Data Munging
Job Vacancy Trend in London

Historical trend showing the proportion of contract IT job postings citing Data Munging relative to all contract IT jobs advertised in London.

Data Munging job vacancy trend in London

Data Munging
Daily Rate Trend in London

Contractor daily rate distribution trend for jobs in London citing Data Munging.

Contractor daily rate distribution trend for jobs in London citing Data Munging

Data Munging
Daily Rate Histogram in London

Daily rate distribution for jobs citing Data Munging in London over the 6 months to 14 December 2025.

Daily rate histogram for Data Munging in London

Data Munging
Hourly Rate Trend in London

Contractor hourly rate distribution trend for jobs in London citing Data Munging.

Contractor hourly rate distribution trend for jobs in London citing Data Munging

Data Munging
Co-Occurring Skills & Capabilities in London by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 3 (23.08%) Apache Spark
2 1 (7.69%) Apache
2 1 (7.69%) Apache Airflow
2 1 (7.69%) Apache Pig
Applications
1 1 (7.69%) Microsoft Excel
Cloud Services
1 6 (46.15%) Power Platform
2 4 (30.77%) Azure
3 3 (23.08%) AWS
4 2 (15.38%) Azure Data Factory
4 2 (15.38%) Azure Synapse Analytics
4 2 (15.38%) Snowflake
5 1 (7.69%) Amazon S3
5 1 (7.69%) Amazon SageMaker
5 1 (7.69%) dbt
5 1 (7.69%) GCP
5 1 (7.69%) GitHub
5 1 (7.69%) GitHub Actions
Communications & Networking
1 1 (7.69%) IPv4
1 1 (7.69%) NAS
1 1 (7.69%) Network Security
1 1 (7.69%) SAN
1 1 (7.69%) TCP/IP
1 1 (7.69%) VLAN
1 1 (7.69%) Wireless
Database & Business Intelligence
1 6 (46.15%) Power BI
2 4 (30.77%) Data Warehouse
3 3 (23.08%) Big Data
4 2 (15.38%) Hadoop
4 2 (15.38%) Metadata
4 2 (15.38%) Power Query
4 2 (15.38%) SQL Server
4 2 (15.38%) Tableau
5 1 (7.69%) Amazon Athena
5 1 (7.69%) Apache Hive
5 1 (7.69%) Apache Iceberg
5 1 (7.69%) Azure SQL Database
5 1 (7.69%) Data Lake
5 1 (7.69%) Data Vault
5 1 (7.69%) Microsoft Analysis Services
5 1 (7.69%) SQL Server Analysis Services
5 1 (7.69%) SQL Server Integration Services
Development Applications
1 3 (23.08%) Git
General
1 7 (53.85%) Social Skills
2 4 (30.77%) Analytical Skills
3 3 (23.08%) Finance
4 1 (7.69%) Organisational Skills
4 1 (7.69%) Pharmaceutical
4 1 (7.69%) Public Sector
Job Titles
1 5 (38.46%) Data Scientist
2 4 (30.77%) Data Engineer
3 3 (23.08%) Analyst
3 3 (23.08%) Data Analyst
4 2 (15.38%) Business Intelligence Analyst
4 2 (15.38%) Business Intelligence Data Analyst
4 2 (15.38%) Developer
4 2 (15.38%) Power BI Analyst
5 1 (7.69%) Analyst Developer
5 1 (7.69%) Artificial Intelligence Developer
5 1 (7.69%) Business Intelligence Developer
5 1 (7.69%) Data Science Developer
5 1 (7.69%) Power BI Developer
5 1 (7.69%) SQL Analyst
5 1 (7.69%) SQL Data Analyst
5 1 (7.69%) SQL Server Analyst
Libraries, Frameworks & Software Standards
1 6 (46.15%) Pandas
2 5 (38.46%) NumPy
2 5 (38.46%) scikit-learn
3 2 (15.38%) Matplotlib
4 1 (7.69%) ADO
4 1 (7.69%) Plotly
4 1 (7.69%) pytest
4 1 (7.69%) PyTorch
4 1 (7.69%) Seaborn
4 1 (7.69%) TensorFlow
Miscellaneous
1 2 (15.38%) Algorithms
2 1 (7.69%) Data Structures
2 1 (7.69%) IoT
2 1 (7.69%) Life Science
2 1 (7.69%) Onboarding
2 1 (7.69%) Self-Motivation
2 1 (7.69%) Video Conferencing
Operating Systems
1 1 (7.69%) Windows
Processes & Methodologies
1 6 (46.15%) Analytics
1 6 (46.15%) Business Intelligence
1 6 (46.15%) Data Analysis
1 6 (46.15%) Data Science
1 6 (46.15%) Decision-Making
1 6 (46.15%) Machine Learning
1 6 (46.15%) Validation
2 5 (38.46%) Actionable Insight
2 5 (38.46%) Data Engineering
2 5 (38.46%) ETL
2 5 (38.46%) Feature Engineering
3 4 (30.77%) Data Cleansing
3 4 (30.77%) Data Pipeline
4 3 (23.08%) Data Modelling
4 3 (23.08%) Data Validation
4 3 (23.08%) Statistical Modelling
4 3 (23.08%) Visualisation
5 2 (15.38%) AI
5 2 (15.38%) Data Visualisation
5 2 (15.38%) Performance Tuning
Programming Languages
1 11 (84.62%) Python
2 8 (61.54%) SQL
3 2 (15.38%) Data Analysis Expressions
4 1 (7.69%) R
4 1 (7.69%) T-SQL
Qualifications
1 4 (30.77%) Security Cleared
2 2 (15.38%) DV Cleared
2 2 (15.38%) SC Cleared
3 1 (7.69%) Degree
3 1 (7.69%) Master's Degree
3 1 (7.69%) PhD
Quality Assurance & Compliance
1 2 (15.38%) Data Quality
2 1 (7.69%) GDPR
2 1 (7.69%) HIPAA
Systems Management
1 1 (7.69%) Kubernetes
1 1 (7.69%) Podman
1 1 (7.69%) Terraform
Vendors
1 2 (15.38%) Microsoft
2 1 (7.69%) Apple
2 1 (7.69%) Databricks
2 1 (7.69%) Dell
2 1 (7.69%) Isilon
2 1 (7.69%) QNAP
2 1 (7.69%) Splunk