Garbage Collection Job Trends

Garbage Collection
UK

The table below provides summary statistics and salary benchmarking for jobs requiring Garbage Collection skills. It covers permanent job vacancies from the 6 months leading up to 15 January 2026, with comparisons to the same periods in the previous two years.

6 months to
15 Jan 2026
Same period 2025 Same period 2024
Rank 642 700 708
Rank change year-on-year +58 +8 +309
Permanent jobs citing Garbage Collection 7 11 5
As % of all permanent jobs in the UK 0.012% 0.021% 0.009%
As % of the Processes & Methodologies category 0.014% 0.023% 0.010%
Number of salaries quoted 7 11 5
10th Percentile - £73,750 £88,750
25th Percentile £100,000 £90,000 -
Median annual salary (50th Percentile) £127,500 £140,000 £100,000
Median % change year-on-year -8.93% +40.00% +11.11%
75th Percentile £146,875 - -
90th Percentile £165,500 - £131,500
UK excluding London median annual salary - - £100,000

All Process & Methodology Skills
UK

Garbage Collection falls under the Processes and Methodologies category. For comparison with the information above, the following table provides summary statistics for all permanent job vacancies requiring process or methodology skills.

Permanent vacancies with a requirement for process or methodology skills 48,808 48,616 49,870
As % of all permanent jobs advertised in the UK 80.95% 90.71% 89.93%
Number of salaries quoted 28,796 23,669 37,967
10th Percentile £28,500 £35,000 £31,250
25th Percentile £37,500 £45,000 £42,500
Median annual salary (50th Percentile) £55,000 £60,000 £60,000
Median % change year-on-year -8.33% - -4.00%
75th Percentile £75,000 £80,000 £77,715
90th Percentile £95,000 £100,000 £97,500
UK excluding London median annual salary £50,000 £55,000 £51,971
% change year-on-year -9.09% +5.83% -5.51%

Garbage Collection
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings citing Garbage Collection relative to all permanent IT jobs advertised.

Garbage Collection job vacancy trend in the UK

Garbage Collection
Salary Trend

Salary distribution trend for jobs in the UK citing Garbage Collection.

Salary distribution trend for jobs in the UK citing Garbage Collection

Garbage Collection
Salary Histogram

Salary distribution for jobs citing Garbage Collection over the 6 months to 15 January 2026.

Salary histogram for Garbage Collection in the UK

Garbage Collection
Top 3 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Garbage Collection within the UK over the 6 months to 15 January 2026. 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
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
London +66 7 £127,500 +41.67% 3
England +62 7 £127,500 +41.67% 4
Work from Home +63 2 £157,500 +12.50% 2

Garbage Collection
Co-Occurring Skills & Capabilities 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:

Cloud Services
1 2 (28.57%) AWS
1 2 (28.57%) GCP
Communications & Networking
1 3 (42.86%) TCP/IP
Database & Business Intelligence
1 1 (14.29%) KDB
1 1 (14.29%) Tick Data
Development Applications
1 2 (28.57%) VisualVM
1 2 (28.57%) YourKit
General
1 5 (71.43%) Finance
2 2 (28.57%) Front Office
2 2 (28.57%) Social Skills
Job Titles
1 7 (100.00%) Developer
2 4 (57.14%) Java Developer
3 3 (42.86%) Java Developer - Fintech
3 3 (42.86%) Low Latency Java Developer
3 3 (42.86%) Scala Developer
4 2 (28.57%) Senior
4 2 (28.57%) Senior Developer
4 2 (28.57%) Senior Scala Developer
5 1 (14.29%) Electronic Trading Developer
5 1 (14.29%) Electronic Trading Java Developer
5 1 (14.29%) Front Office Developer
5 1 (14.29%) Lead
5 1 (14.29%) Lead Developer
5 1 (14.29%) Real Time Developer
Libraries, Frameworks & Software Standards
1 3 (42.86%) FIX Protocol
1 3 (42.86%) Kafka
2 2 (28.57%) Akka
3 1 (14.29%) Java Concurrency
Miscellaneous
1 4 (57.14%) Distributed Systems
2 1 (14.29%) Algorithms
2 1 (14.29%) Cloud Native
2 1 (14.29%) Data Structures
2 1 (14.29%) Derivative
2 1 (14.29%) Linux Command Line
Operating Systems
1 4 (57.14%) Linux
2 1 (14.29%) Unix
Processes & Methodologies
1 7 (100.00%) Low Latency
2 6 (85.71%) Memory Management
3 5 (71.43%) Concurrent Programming
4 4 (57.14%) Multithreading
4 4 (57.14%) Performance Tuning
5 3 (42.86%) Fintech
5 3 (42.86%) Functional Programming
5 3 (42.86%) High-Frequency Trading
5 3 (42.86%) Problem-Solving
5 3 (42.86%) Risk Management
5 3 (42.86%) SDLC
6 2 (28.57%) Algorithmic Trading
6 2 (28.57%) Analytics
6 2 (28.57%) Containerisation
6 2 (28.57%) JVM Tuning
6 2 (28.57%) Quantitative Trading
6 2 (28.57%) Technical Leadership
7 1 (14.29%) Electronic Trading
7 1 (14.29%) Mathematics
7 1 (14.29%) Unit Testing
Programming Languages
1 4 (57.14%) Java
2 1 (14.29%) Scala
Qualifications
1 1 (14.29%) Computer Science Degree
1 1 (14.29%) Degree
System Software
1 2 (28.57%) Docker
Systems Management
1 2 (28.57%) Kubernetes