Log4j Contracts in London

Apache Log4j
England > London

The table below provides summary statistics for contract job vacancies advertised in London requiring Log4j skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Log4j over the 6 months leading up to 1 July 2025, comparing them to the same period in the previous two years.

6 months to
1 Jul 2025
Same period 2024 Same period 2023
Rank 353 - 486
Rank change year-on-year - - +114
Contract jobs citing Log4j 1 0 1
As % of all contract jobs advertised in London 0.008% - 0.004%
As % of the Development Applications category 0.050% - 0.025%
Number of daily rates quoted 0 0 1
10th Percentile - - -
25th Percentile - - £485
Median daily rate (50th Percentile) - - £490
Median % change year-on-year - - -34.67%
75th Percentile - - £495
90th Percentile - - -
England median daily rate £500 £311 £490
% change year-on-year +60.77% -36.53% -34.67%

All Development Application Skills
London

Log4j falls under the Development Applications category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring development application skills in London.

Contract vacancies with a requirement for development application skills 1,987 2,416 3,980
As % of all contract IT jobs advertised in London 15.41% 13.83% 15.73%
Number of daily rates quoted 1,339 1,722 2,905
10th Percentile £350 £363 £406
25th Percentile £425 £450 £484
Median daily rate (50th Percentile) £525 £550 £600
Median % change year-on-year -4.55% -8.33% -
75th Percentile £650 £670 £713
90th Percentile £775 £775 £800
England median daily rate £500 £525 £550
% change year-on-year -4.76% -4.55% -
Number of hourly rates quoted 8 26 36
10th Percentile £24.49 £23.63 £51.38
25th Percentile £33.70 £27.30 £54.00
Median hourly rate £42.50 £43.00 £75.00
Median % change year-on-year -1.16% -42.67% +68.54%
75th Percentile £52.50 £70.19 £82.50
90th Percentile £73.88 £71.56 £90.00
England median hourly rate £62.50 £65.00 £62.00
% change year-on-year -3.85% +4.84% +18.10%

Log4j
Job Vacancy Trend in London

Job postings citing Log4j as a proportion of all IT jobs advertised in London.

Job vacancy trend for Log4j in London

Log4j
Contractor Daily Rate Trend in London

3-month moving average daily rate quoted in jobs citing Log4j in London.

Daily rate trend for Log4j in London

Log4j
Co-occurring Skills and Capabilities in London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (100.00%) WebSphere
1 1 (100.00%) WebSphere Application Server
Cloud Services
1 1 (100.00%) IBM Cloud
1 1 (100.00%) OpenShift
Communications & Networking
1 1 (100.00%) SSL
Development Applications
1 1 (100.00%) Jenkins
General
1 1 (100.00%) Analytical Skills
1 1 (100.00%) Social Skills
Job Titles
1 1 (100.00%) Consultant
1 1 (100.00%) WebSphere Consultant
Libraries, Frameworks & Software Standards
1 1 (100.00%) JDBC
1 1 (100.00%) JMS
1 1 (100.00%) JNDI
1 1 (100.00%) Kafka
1 1 (100.00%) LDAP
1 1 (100.00%) OAuth
1 1 (100.00%) SAML
1 1 (100.00%) WebSphere MQ
Miscellaneous
1 1 (100.00%) Cloud Native
1 1 (100.00%) Security Posture
Operating Systems
1 1 (100.00%) Linux
Processes & Methodologies
1 1 (100.00%) Agile
1 1 (100.00%) CI/CD
1 1 (100.00%) Containerisation
1 1 (100.00%) Decision-Making
1 1 (100.00%) Information Security
1 1 (100.00%) Infrastructure Engineering
1 1 (100.00%) Kanban
1 1 (100.00%) Migration
1 1 (100.00%) Performance Optimisation
1 1 (100.00%) Problem-Solving
1 1 (100.00%) RBAC
1 1 (100.00%) Refactoring
1 1 (100.00%) Scrum
1 1 (100.00%) User-Centered Design (UCD)
Qualifications
1 1 (100.00%) IBM Certification
System Software
1 1 (100.00%) Docker
Systems Management
1 1 (100.00%) Kubernetes
1 1 (100.00%) Prometheus
1 1 (100.00%) Single Sign-On
Vendors
1 1 (100.00%) Dynatrace
1 1 (100.00%) IBM
1 1 (100.00%) Red Hat
1 1 (100.00%) Splunk
1 1 (100.00%) TIBCO