Software Engineer Intern, Agent (London 2027)

Overview

Sierra is offering an internship position for a Software Engineer Intern, Agent in London, United Kingdom. The role involves contributing to the design and development of production AI agents for customers, shipping features, and working with real-world use cases at scale.

Who can apply

This intern program is open to students who are pursuing a bachelor's or master's degree in computer science or a related field and are graduating between December 2027 and June 2028. Candidates should possess strong technical problem-solving skills for ambiguous environments, a builder and tinkerer's mindset, and clear communication abilities. Additional beneficial qualifications include experience building or deploying production AI or LLM systems, familiarity with agent tooling, retrieval-augmented generation pipelines, evaluation frameworks, prompt engineering, and prior experience with TypeScript, React, or Go.

What you get

Interns in this program receive a monthly stipend for health insurance, daily lunch, and free alphorn lessons. Visa sponsorship may also be offered for suitable candidates.