Senior Software Engineer

Job description

This role is for one of the Weekday's clients Min Experience: 6 years: Location: London: JobType: full-time: We are seeking a highly skilled Senior Software Engineer with deep expertise in Python and Large Language Models (LLMs) to join our growing engineering team. In this role, you will design, build, and scale intelligent systems that leverage modern AI capabilities to solve complex real-world problems. You will play a critical role in integrating LLMs into production environments, optimizing performance, and ensuring reliability at scale. As a senior member of the team, you will be responsible for end-to-end development—from architecture design to deployment—while collaborating cross-functionally with product, data, and research teams. You should have a strong foundation in software engineering principles, along with hands-on experience building AI-driven applications using Python. Requirements: Key Responsibilities: - Design and develop scalable backend systems and APIs using Python. - Build, fine-tune, and deploy applications powered by LLMs for use cases such as chatbots, content generation, summarization, and semantic search. - Integrate third-party LLM APIs and/or open-sou...