Open Source Contract Job Trends

Open Source
UK

The table below provides summary statistics and contractor rates for jobs requiring Open Source skills. It covers contract job vacancies from the 6 months leading up to 29 May 2026, with comparisons to the same periods in the previous two years.

6 months to
29 May 2026
Same period 2025 Same period 2024
Rank 361 234 297
Rank change year-on-year -127 +63 -44
Contract jobs citing Open Source 298 326 320
As % of all contract jobs in the UK 0.61% 1.13% 0.75%
As % of the Processes & Methodologies category 0.72% 1.25% 0.87%
Number of daily rates quoted 140 203 212
10th Percentile £400 £400 £356
25th Percentile £475 £450 £450
Median daily rate (50th Percentile) £550 £550 £570
Median % change year-on-year - -3.51% -5.00%
75th Percentile £645 £638 £675
90th Percentile £801 £838 £775
UK excluding London median daily rate £506 £475 £585
% change year-on-year +6.58% -18.80% +0.69%
Number of hourly rates quoted 1 0 12
10th Percentile - - £20.23
25th Percentile - - £21.71
Median hourly rate £85.00 - £26.97
75th Percentile - - £61.35
90th Percentile - - £72.90
UK excluding London median hourly rate - - £55.00

All Process & Methodology Skills
UK

Open Source 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.

Contract vacancies with a requirement for process or methodology skills 41,377 26,173 36,711
As % of all contract IT jobs advertised in the UK 84.59% 91.02% 85.72%
Number of daily rates quoted 25,864 16,755 23,656
10th Percentile £325 £300 £300
25th Percentile £413 £408 £413
Median daily rate (50th Percentile) £512 £513 £525
Median % change year-on-year -0.10% -2.38% -4.55%
75th Percentile £613 £625 £638
90th Percentile £725 £738 £750
UK excluding London median daily rate £500 £475 £500
% change year-on-year +5.26% -5.00% -
Number of hourly rates quoted 2,474 1,096 2,500
10th Percentile £14.68 £14.20 £12.75
25th Percentile £19.87 £17.87 £16.00
Median hourly rate £42.30 £27.59 £36.50
Median % change year-on-year +53.34% -24.42% +1.04%
75th Percentile £67.65 £57.50 £60.00
90th Percentile £80.76 £74.38 £72.50
UK excluding London median hourly rate £45.00 £25.15 £38.00
% change year-on-year +78.93% -33.82% +8.57%

Open Source
Job Vacancy Trend

Historical trend showing the proportion of contract IT job postings citing Open Source relative to all contract IT jobs advertised.

Open Source job vacancy trend in the UK

Open Source
Daily Rate Trend

Contractor daily rate distribution trend for jobs in the UK citing Open Source.

Contractor daily rate distribution trend for jobs in the UK citing Open Source

Open Source
Daily Rate Histogram

Daily rate distribution for jobs citing Open Source over the 6 months to 29 May 2026.

Daily rate histogram for Open Source in the UK

Open Source
Hourly Rate Trend

Contractor hourly rate distribution trend for jobs in the UK citing Open Source.

Contractor hourly rate distribution trend for jobs in the UK citing Open Source

Open Source
Top 13 Contract Job Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Open Source within the UK over the 6 months to 29 May 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
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England -141 234 £550 -3.76% 191
London -116 122 £600 - 128
UK excluding London -98 111 £506 +6.58% 81
Work from Home -72 105 £550 -4.35% 74
North of England -75 26 £497 +6.94% 10
West Midlands -50 20 £475 -5.00% 1
Midlands -55 20 £475 -5.00% 3
South West -17 18 £550 +34.15% 15
Scotland -18 18 £675 +28.57% 4
South East -52 17 £430 -14.10% 31
North West -35 14 £450 -2.70% 10
East of England -22 13 £550 +52.49% 14
Yorkshire -50 11 £506 -

Open Source
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:

Application Platforms
1 17 (5.70%) Confluence
2 8 (2.68%) Apache
2 8 (2.68%) Appian
2 8 (2.68%) SharePoint
3 5 (1.68%) SAS
4 4 (1.34%) Apache Airflow
4 4 (1.34%) nginx
4 4 (1.34%) OpenStack
5 3 (1.01%) Apache Spark
6 2 (0.67%) Adobe Experience Manager
6 2 (0.67%) Liferay
6 2 (0.67%) WebLogic
7 1 (0.34%) Apache Pulsar
7 1 (0.34%) Apache Superset
Applications
1 3 (1.01%) Chatbot
Business Applications
1 2 (0.67%) Oracle EBS
1 2 (0.67%) Oracle EBS R12
Cloud Services
1 149 (50.00%) AWS
2 82 (27.52%) Azure
3 43 (14.43%) GCP
4 41 (13.76%) GitHub
5 33 (11.07%) Amazon S3
6 27 (9.06%) Serverless
7 23 (7.72%) Amazon CloudWatch
8 20 (6.71%) Amazon EC2
8 20 (6.71%) Azure AI
9 18 (6.04%) GitHub Actions
10 15 (5.03%) AWS Lambda
11 14 (4.70%) Google Gemini
12 13 (4.36%) Azure DevOps
12 13 (4.36%) Route 53
13 12 (4.03%) Amazon SQS
13 12 (4.03%) Anthropic Claude
13 12 (4.03%) Vertex AI
14 11 (3.69%) AWS KMS
15 10 (3.36%) Azure Cognitive Services
16 9 (3.02%) Azure Data Factory
Communications & Networking
1 10 (3.36%) Firewall
2 7 (2.35%) Reverse Proxy
3 6 (2.01%) SNMP
4 5 (1.68%) DNS
4 5 (1.68%) WAN
5 3 (1.01%) Intrusion Detection
5 3 (1.01%) Network Security
6 2 (0.67%) DHCP
6 2 (0.67%) NaaS
7 1 (0.34%) 5G
7 1 (0.34%) HTTPS
7 1 (0.34%) LTE
7 1 (0.34%) NAS
7 1 (0.34%) NGFW
7 1 (0.34%) SAN
7 1 (0.34%) SSH
7 1 (0.34%) SSL
7 1 (0.34%) TCP/IP
7 1 (0.34%) VLAN
Database & Business Intelligence
1 44 (14.77%) PostgreSQL
2 38 (12.75%) Apache Cassandra
3 20 (6.71%) DynamoDB
4 18 (6.04%) Amazon RDS
5 15 (5.03%) BigQuery
6 13 (4.36%) MongoDB
7 11 (3.69%) Amazon Aurora
7 11 (3.69%) Pinecone
7 11 (3.69%) SQL Server
8 9 (3.02%) Amazon Athena
8 9 (3.02%) Amazon Redshift
8 9 (3.02%) NoSQL
9 8 (2.68%) Data Warehouse
10 7 (2.35%) Amazon QuickSight
11 6 (2.01%) Data Lake
11 6 (2.01%) Metadata
11 6 (2.01%) Redis
11 6 (2.01%) Relational Database
12 5 (1.68%) Big Data
12 5 (1.68%) Pentaho
Development Applications
1 61 (20.47%) Git
2 31 (10.40%) GitLab
3 25 (8.39%) Jenkins
3 25 (8.39%) JUnit
4 20 (6.71%) JIRA
5 18 (6.04%) SonarQube
6 14 (4.70%) Sonatype Nexus
7 12 (4.03%) MLflow
8 11 (3.69%) Bitbucket Server
8 11 (3.69%) DbUnit
8 11 (3.69%) jMock
8 11 (3.69%) Maven
8 11 (3.69%) Mockito
9 8 (2.68%) IntelliJ
10 7 (2.35%) CircleCI
10 7 (2.35%) Gradle
11 5 (1.68%) Artifactory
12 4 (1.34%) PowerDesigner
13 3 (1.01%) Cucumber
14 2 (0.67%) Hudson
General
1 65 (21.81%) Social Skills
2 62 (20.81%) Finance
3 45 (15.10%) Public Sector
4 22 (7.38%) Analytical Skills
5 20 (6.71%) Banking
5 20 (6.71%) Legal
6 9 (3.02%) Law
7 8 (2.68%) Retail
8 6 (2.01%) Front Office
8 6 (2.01%) Military
9 5 (1.68%) Documentation Skills
10 4 (1.34%) Inclusion and Diversity
11 3 (1.01%) Presentation Skills
11 3 (1.01%) Telecoms
12 2 (0.67%) Billing
12 2 (0.67%) Marketing
12 2 (0.67%) Police
12 2 (0.67%) Publishing
13 1 (0.34%) Investment Banking
13 1 (0.34%) Organisational Skills
Job Titles
1 78 (26.17%) Developer
2 56 (18.79%) Architect
2 56 (18.79%) Senior
3 32 (10.74%) Senior Developer
4 30 (10.07%) Solutions Architect
5 29 (9.73%) Software Engineer
6 27 (9.06%) Artificial Intelligence Engineer
7 22 (7.38%) AWS Architect
7 22 (7.38%) Data Engineer
8 16 (5.37%) Cloud Engineer
9 15 (5.03%) AWS Solution Architect
10 14 (4.70%) Consultant
10 14 (4.70%) Java Developer
11 12 (4.03%) Senior Data Engineer
12 11 (3.69%) Python Developer
13 10 (3.36%) Android Developer
13 10 (3.36%) AWS Engineer
13 10 (3.36%) Cloud Architect
13 10 (3.36%) GCP Engineer
13 10 (3.36%) Lead
Libraries, Frameworks & Software Standards
1 72 (24.16%) Kafka
2 44 (14.77%) REST
3 40 (13.42%) gRPC
4 32 (10.74%) RESTful
5 27 (9.06%) Node.js
5 27 (9.06%) React
5 27 (9.06%) Spring
5 27 (9.06%) Spring Boot
6 24 (8.05%) AngularJS
7 23 (7.72%) Web Services
8 22 (7.38%) LangChain
9 17 (5.70%) PyTorch
10 16 (5.37%) .NET
10 16 (5.37%) Hugging Face
10 16 (5.37%) TensorFlow
11 15 (5.03%) Android Jetpack
11 15 (5.03%) Jetpack Compose
11 15 (5.03%) OpenTelemetry
12 12 (4.03%) Django
12 12 (4.03%) SOAP
Miscellaneous
1 59 (19.80%) Distributed Systems
2 46 (15.44%) Cloud Native
3 20 (6.71%) Product Ownership
4 15 (5.03%) AI Agents
5 10 (3.36%) Legacy Systems
6 8 (2.68%) Data Protection Act
6 8 (2.68%) Low-Code
6 8 (2.68%) Onboarding
7 7 (2.35%) Enterprise Software
7 7 (2.35%) Legacy Code
7 7 (2.35%) Mobile App
7 7 (2.35%) Virtual Team
8 6 (2.01%) Data Centre
9 5 (1.68%) Cyber Threat
10 4 (1.34%) Management Information System
10 4 (1.34%) Self-Motivation
11 3 (1.01%) Clustering
11 3 (1.01%) Cyber Kill Chain
11 3 (1.01%) Foreign Exchange (FX)
11 3 (1.01%) Security Posture
Operating Systems
1 46 (15.44%) Linux
2 17 (5.70%) Android
3 6 (2.01%) Red Hat Enterprise Linux
4 4 (1.34%) Debian
4 4 (1.34%) Rocky
4 4 (1.34%) Ubuntu
4 4 (1.34%) Unix
4 4 (1.34%) Windows
5 3 (1.01%) Apple iOS
6 2 (0.67%) VMS
6 2 (0.67%) Windows 7
Processes & Methodologies
1 94 (31.54%) CI/CD
2 82 (27.52%) Microservices
3 80 (26.85%) AI
3 80 (26.85%) Software Engineering
4 74 (24.83%) Agile
5 65 (21.81%) DevOps
6 60 (20.13%) Containerisation
7 57 (19.13%) LLM
8 50 (16.78%) Stakeholder Management
9 44 (14.77%) Machine Learning
10 43 (14.43%) Infrastructure as Code
11 41 (13.76%) Observability
12 40 (13.42%) Data Pipeline
12 40 (13.42%) Generative AI
13 36 (12.08%) Retrieval-Augmented Generation
14 35 (11.74%) Problem-Solving
15 31 (10.40%) Event-Driven
16 28 (9.40%) Continuous Integration
16 28 (9.40%) TDD
17 27 (9.06%) Event-Driven Architecture
Programming Languages
1 128 (42.95%) Python
2 54 (18.12%) Java
3 51 (17.11%) Go
4 44 (14.77%) SQL
5 20 (6.71%) JavaScript
6 18 (6.04%) Bash
6 18 (6.04%) TypeScript
7 17 (5.70%) C#
8 16 (5.37%) Kotlin
9 6 (2.01%) PL/SQL
9 6 (2.01%) PowerShell
9 6 (2.01%) Ruby
9 6 (2.01%) Shell Script
10 3 (1.01%) C++
10 3 (1.01%) Scala
11 2 (0.67%) Kusto Query Language
12 1 (0.34%) Bicep
12 1 (0.34%) Groovy
12 1 (0.34%) Objective-C
12 1 (0.34%) Swift
Qualifications
1 86 (28.86%) Security Cleared
2 68 (22.82%) SC Cleared
3 25 (8.39%) Degree
4 12 (4.03%) BPSS Clearance
5 11 (3.69%) Computer Science Degree
6 9 (3.02%) DV Cleared
7 5 (1.68%) AWS Certification
7 5 (1.68%) Azure Certification
8 3 (1.01%) CISM
8 3 (1.01%) CISSP
8 3 (1.01%) Master's Degree
8 3 (1.01%) PhD
9 2 (0.67%) AWS Certified Solutions Architect
10 1 (0.34%) CEH
10 1 (0.34%) GCIA
10 1 (0.34%) GIAC
10 1 (0.34%) ISEB
10 1 (0.34%) Microsoft Certified Professional
10 1 (0.34%) MPhil
10 1 (0.34%) SSCP
Quality Assurance & Compliance
1 17 (5.70%) QA
2 10 (3.36%) Accessibility
2 10 (3.36%) Data Quality
3 4 (1.34%) NIST
3 4 (1.34%) WCAG
4 3 (1.01%) ISO/IEC 27001
5 1 (0.34%) GDPR
5 1 (0.34%) GRC
5 1 (0.34%) HIPAA
5 1 (0.34%) ISO/IEC 27002 (supersedes ISO/IEC 17799)
5 1 (0.34%) ISO/IEC 42001
5 1 (0.34%) PCI DSS
5 1 (0.34%) SOC 2
System Software
1 103 (34.56%) Docker
2 9 (3.02%) Active Directory
2 9 (3.02%) Postfix
3 5 (1.68%) Virtual Machines
4 4 (1.34%) Oracle RAC
5 3 (1.01%) Ceph
6 2 (0.67%) ISA Server
6 2 (0.67%) Oracle Clusterware
6 2 (0.67%) Slurm Workload Manager
7 1 (0.34%) Hyper-V
7 1 (0.34%) KVM
7 1 (0.34%) Squid
7 1 (0.34%) VMware Infrastructure
Systems Management
1 96 (32.21%) Kubernetes
2 40 (13.42%) Terraform
3 34 (11.41%) Grafana
4 27 (9.06%) Prometheus
5 16 (5.37%) Ansible
6 10 (3.36%) Istio
7 6 (2.01%) Argo
8 4 (1.34%) Data Guard
8 4 (1.34%) Oracle RMAN
8 4 (1.34%) Puppet
8 4 (1.34%) Salt
9 2 (0.67%) Amdocs OSS
9 2 (0.67%) Rancher
9 2 (0.67%) WMI
10 1 (0.34%) CASB
10 1 (0.34%) Control-M
10 1 (0.34%) HAProxy
10 1 (0.34%) Knative
10 1 (0.34%) MOM
10 1 (0.34%) QRadar
Vendors
1 29 (9.73%) Google
1 29 (9.73%) OpenAI
2 22 (7.38%) Microsoft
3 18 (6.04%) Dynatrace
4 13 (4.36%) Splunk
5 12 (4.03%) Oracle
6 11 (3.69%) Atlassian
6 11 (3.69%) Jaspersoft
7 8 (2.68%) Automation Anywhere
7 8 (2.68%) UiPath
8 7 (2.35%) Checkmarx
9 5 (1.68%) Black Duck
9 5 (1.68%) Cribl.io
9 5 (1.68%) Denodo
9 5 (1.68%) Informatica
10 4 (1.34%) Fortinet
10 4 (1.34%) IBM
10 4 (1.34%) ServiceNow
10 4 (1.34%) VMware
11 3 (1.01%) Databricks