Applied AI Engineer

Company: Oscar
Apply for the Applied AI Engineer
Location: Nottinghamshire
Job Description:

Overview

In this role you will design, build and productionize AI-powered features within a modern C#/.NET stack. You’ll integrate LLMs and Generative AI into customer-facing products and develop scalable APIs that deliver real business value. You’ll work with cross-functional teams to deploy reliable AI capabilities, implement guardrails, and monitor performance at scale. This is a hands-on, product-focused role in a company investing in AI and aiming to shape its AI strategy within an established software business.

Pay / Benefits

  • salary up to 80,000
  • hybrid working
  • flexible office hours
  • opportunity to shape AI strategy
  • modern engineering culture
  • career progression into leadership

Responsibilities

  • Design and develop AI-powered features within a C#/.NET application stack
  • Integrate LLMs and Generative AI into customer-facing products
  • Build RAG pipelines with vector databases and semantic search
  • Develop APIs and backend services to support AI functionality at scale
  • Collaborate with Product, Engineering and Data teams to deliver intelligent capabilities
  • Evaluate AI outputs, improve reliability and implement guardrails and monitoring

Key requirements

  • Strong commercial backend experience in C# and .NET
  • Experience integrating AI or LLMs into production software
  • Knowledge of RAG, embeddings, prompt engineering and vector search
  • Experience building scalable cloud-based applications on Azure
  • Interest in Applied AI and real-world product problems
  • collaboration with cross-functional teams
  • problem solving
  • impact-focused communication
  • C# .NET 8/9
  • NET Core
  • Azure

…

Posted: October 1st, 2026