Backend Engineer (.NET) 4 Days/Week London
Scroll down for a complete overview of what this job will require Are you the right candidate for this opportunity
We are looking for a skilled Backend Engineer with strong experience in .NET Core / .NET 6+ to join our team on a part-time basis (4 days per week) in London. You will work alongside AI, ML, and app development teams to build scalable, secure, and intelligent backend services.
Key Responsibilities
Design, develop, and maintain scalable backend services using .NET Core / .NET 6+
Collaborate efficiently on an AI-driven project alongside the customers Lead Backend Engineer
Work closely with ML Engineers, App Developers, and Data teams for integrated feature delivery
Design and build RESTful APIs to expose AI models and LLM prompt-based services
Integrate trained ML models into backend systems supporting real product features
Build and maintain infrastructure for data ingestion, processing, and secure storage
Support full end-to-end testing with QA and development teams to prevent security or data issues
Create services to manage data ingestion for model training and dynamic personalization
Implement access controls, password policies, and SSO using existing client authentication models
Secure APIs and data pipelines with encryption and appropriate authentication measures
Required Skills and Experience
Proven experience in .NET Core / .NET 6+ development
Strong understanding of REST API design and backend microservices architecture
Experience working on AI/ML integrations in production environments
Familiarity with secure coding practices and enterprise-level data protection standards
Comfortable with authentication, authorization, and SSO integration
Experience working in collaborative DevOps settings with CI/CD pipelines
Familiarity with cloud services such as Azure, AWS, or GCP is a plus
Strong communication and documentation skills
Optional Skills:
Perform ongoing maintenance and refactoring of AI backend codebase.
Use feature stores to manage AI features consistently across training and inference
If this role is of interest, please apply with your most recent CV ASAP.
JOB REF: 19463
TPBN1_UKTJ