Open Source Job Trends in the Thames Valley

Open Source
South East > Thames Valley

The table below provides summary statistics and salary benchmarking for jobs advertised in the Thames Valley requiring Open Source skills. It covers permanent job vacancies from the 6 months leading up to 24 November 2025, with comparisons to the same periods in the previous two years.

6 months to
24 Nov 2025
Same period 2024 Same period 2023
Rank 165 121 144
Rank change year-on-year -44 +23 +46
Permanent jobs citing Open Source 10 77 39
As % of all permanent jobs in the Thames Valley 0.28% 1.78% 1.17%
As % of the Processes & Methodologies category 0.32% 2.07% 1.25%
Number of salaries quoted 9 34 30
10th Percentile £40,015 £40,000 £37,328
25th Percentile £51,250 £41,915 £37,658
Median annual salary (50th Percentile) £57,500 £47,500 £46,750
Median % change year-on-year +21.05% +1.60% -15.00%
75th Percentile £63,750 £73,750 £62,500
90th Percentile £74,000 £97,750 £85,000
South East median annual salary £59,000 £58,000 £48,000
% change year-on-year +1.72% +20.83% -12.73%

All Process and Methodology Skills
Thames Valley

Open Source 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 in the Thames Valley.

Permanent vacancies with a requirement for process or methodology skills 3,096 3,717 3,115
As % of all permanent jobs advertised in the Thames Valley 85.17% 85.78% 93.35%
Number of salaries quoted 1,642 1,823 2,188
10th Percentile £28,000 £35,000 £31,500
25th Percentile £35,000 £44,178 £40,000
Median annual salary (50th Percentile) £47,500 £57,500 £55,000
Median % change year-on-year -17.39% +4.55% -
75th Percentile £66,250 £75,000 £68,750
90th Percentile £80,000 £87,500 £85,000
South East median annual salary £48,500 £56,252 £55,000
% change year-on-year -13.78% +2.28% -

Open Source
Job Vacancy Trend in the Thames Valley

Historical trend showing the proportion of permanent IT job postings citing Open Source relative to all permanent IT jobs advertised in the Thames Valley.

Open Source job vacancy trend in the Thames Valley

Open Source
Salary Trend in the Thames Valley

Salary distribution trend for jobs in the Thames Valley citing Open Source.

Salary distribution trend for jobs in the Thames Valley citing Open Source

Open Source
Salary Histogram in the Thames Valley

Salary distribution for jobs citing Open Source in the Thames Valley over the 6 months to 24 November 2025.

Salary histogram for Open Source in the Thames Valley

Open Source
Job Locations in the Thames Valley

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Open Source within the Thames Valley region over the 6 months to 24 November 2025. 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
Berkshire -29 9 £56,965 -15.61% 3
Buckinghamshire +11 1 £57,500 +21.05% 2
Open Source
South East

Open Source
Co-Occurring Skills & Capabilities in the Thames Valley 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 2 (20.00%) Anypoint
2 1 (10.00%) Confluence
Business Applications
1 1 (10.00%) Shopify
Cloud Services
1 2 (20.00%) AWS
1 2 (20.00%) Boomi
1 2 (20.00%) iPaaS
1 2 (20.00%) Microsoft 365
1 2 (20.00%) Workato
2 1 (10.00%) Amazon CloudWatch
2 1 (10.00%) Amazon EC2
2 1 (10.00%) Amazon S3
2 1 (10.00%) Amazon SQS
2 1 (10.00%) AWS KMS
2 1 (10.00%) Azure
2 1 (10.00%) Power Automate
2 1 (10.00%) Route 53
Database & Business Intelligence
1 1 (10.00%) Amazon Aurora
1 1 (10.00%) Amazon RDS
1 1 (10.00%) DynamoDB
1 1 (10.00%) PostgreSQL
1 1 (10.00%) Relational Database
Development Applications
1 2 (20.00%) Selenium
2 1 (10.00%) Bitbucket Server
2 1 (10.00%) DbUnit
2 1 (10.00%) Git
2 1 (10.00%) Jenkins
2 1 (10.00%) JIRA
2 1 (10.00%) jMock
2 1 (10.00%) JUnit
2 1 (10.00%) Maven
2 1 (10.00%) Mockito
2 1 (10.00%) SonarQube
General
1 2 (20.00%) Law
1 2 (20.00%) Legal
1 2 (20.00%) Social Skills
2 1 (10.00%) Public Sector
Job Titles
1 5 (50.00%) Senior
2 4 (40.00%) Software Engineer
3 2 (20.00%) Integration Engineer
3 2 (20.00%) Senior Software Engineer
4 1 (10.00%) Automation Tester
4 1 (10.00%) Developer
4 1 (10.00%) Infrastructure Engineer
4 1 (10.00%) Java Developer
4 1 (10.00%) Lead Developer
4 1 (10.00%) Lead Java Developer
4 1 (10.00%) Linux Engineer
4 1 (10.00%) Linux Infrastructure Engineer
4 1 (10.00%) Platform Engineer
4 1 (10.00%) Platform Integration Engineer
4 1 (10.00%) Senior Integration Engineer
4 1 (10.00%) Senior Test Automation Engineer
4 1 (10.00%) Senior Test Engineer
4 1 (10.00%) Senior Tester
4 1 (10.00%) Test Engineer
4 1 (10.00%) Tester
Libraries, Frameworks & Software Standards
1 2 (20.00%) RESTful
1 2 (20.00%) SOAP
1 2 (20.00%) Web Services
2 1 (10.00%) ActiveMQ
2 1 (10.00%) AngularJS
2 1 (10.00%) Bootstrap
2 1 (10.00%) Hibernate
2 1 (10.00%) JPA
2 1 (10.00%) JSON
2 1 (10.00%) Middleware
2 1 (10.00%) PowerMock
2 1 (10.00%) REST
2 1 (10.00%) Spring
2 1 (10.00%) Spring Batch
2 1 (10.00%) Spring Boot
2 1 (10.00%) Spring Integration
2 1 (10.00%) XML
Miscellaneous
1 4 (40.00%) Algorithms
2 1 (10.00%) Distributed Architecture
2 1 (10.00%) Low-Code
Operating Systems
1 7 (70.00%) Linux
2 5 (50.00%) Unix
3 1 (10.00%) Windows
Processes & Methodologies
1 4 (40.00%) Agile
1 4 (40.00%) Computer Science
1 4 (40.00%) Mathematics
1 4 (40.00%) Parallel Programming
1 4 (40.00%) Performance Analysis
1 4 (40.00%) Physics
1 4 (40.00%) SDLC
1 4 (40.00%) Software Engineering
1 4 (40.00%) Software Testing
2 3 (30.00%) BDD
2 3 (30.00%) Continuous Improvement
2 3 (30.00%) Proactive Monitoring
2 3 (30.00%) TDD
2 3 (30.00%) Test Automation
3 2 (20.00%) ATDD
3 2 (20.00%) Coaching
3 2 (20.00%) Non-Functional Testing
3 2 (20.00%) Operational Acceptance Testing
3 2 (20.00%) Problem-Solving
3 2 (20.00%) Stakeholder Engagement
Programming Languages
1 5 (50.00%) Python
2 4 (40.00%) Bash
2 4 (40.00%) C
2 4 (40.00%) C++
2 4 (40.00%) Fortran
2 4 (40.00%) Java
3 1 (10.00%) C#
3 1 (10.00%) JavaScript
3 1 (10.00%) Shell Script
3 1 (10.00%) SQL
Qualifications
1 4 (40.00%) Degree
1 4 (40.00%) Master's Degree
1 4 (40.00%) PhD
2 3 (30.00%) Security Cleared
3 2 (20.00%) SC Cleared
4 1 (10.00%) DV Cleared
Quality Assurance & Compliance
1 2 (20.00%) Accessibility
1 2 (20.00%) GDPR
1 2 (20.00%) QA
System Software
1 2 (20.00%) Docker
Systems Management
1 1 (10.00%) Kubernetes
Vendors
1 3 (30.00%) IBM
2 2 (20.00%) Dell
2 2 (20.00%) Epicor
2 2 (20.00%) IFS
2 2 (20.00%) Infor
2 2 (20.00%) Informatica
2 2 (20.00%) Jitterbit
2 2 (20.00%) MuleSoft
2 2 (20.00%) Oracle
2 2 (20.00%) SAP
2 2 (20.00%) SnapLogic
2 2 (20.00%) Software AG
2 2 (20.00%) Talend
2 2 (20.00%) TIBCO
2 2 (20.00%) Workday
3 1 (10.00%) Atlassian