Full Stack Software Engineer (AI / ML Platform)

Location: London (Hybrid / On-site as needed)

Rate: Up to £650 per day

Contract: Outside IR35

Positions: 2 roles available

SR2 are working with a fast-growing AI scale-up in London that’s building next-generation machine learning platforms used at serious scale. They’re looking for two experienced Full Stack Software Engineers to help design, build, and scale production-grade AI-driven systems.

What you’ll be working on

• Building high-performance, user-facing applications using React and TypeScript
• Designing and developing scalable Python backends powering ML-driven products
• Integrating machine learning models into real-world production systems
• Working on data pipelines, inference services, and model-serving APIs
• Improving system performance, reliability, and scalability in a fast-moving environment
• Shipping features quickly while maintaining clean, testable, production-quality code

Core tech stack

Frontend

• React (modern hooks-based architecture)
• TypeScript
• Component-driven UI design
• Performance-focused frontend engineering

Backend

• Python (FastAPI / Flask / Django-style architectures)
• REST & event-driven APIs
• Asynchronous and concurrent systems

AI / ML & Data

• Model inference pipelines
• ML model integration (not just notebooks)
• Data-heavy, real-time or near-real-time systems
• Exposure to tools such as PyTorch, TensorFlow, or similar (hands-on or integration-level)

Cloud & Engineering

• Cloud-native architecture (AWS / GCP / Azure)
• Containerisation (Docker, Kubernetes)
• CI/CD and infrastructure-as-code

What they’re looking for

• Strong experience as a Full Stack Software Engineer
• Deep knowledge of React + TypeScript in production environments
• Strong Python backend engineering experience
• Proven ability to work in high-growth, fast-paced teams
• Comfortable working close to ML systems, data pipelines, or AI products