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CoStar Group

Commercial real estate data, analytics, marketplaces

AI Engineer 1

Natural Language Processing & LLMsConfirmed live in the last 24 hours
Full-timeGlasgow, UKNo salary listedIn-person

About the Job

Requirements

  • A bachelor's degree in Computer Science, Engineering, Mathematics, AI/ML, or a related field, or equivalent practical experience.
  • 0–2 years of relevant professional experience; internships, research, and substantial academic or personal projects count as relevant experience.
  • Strong Python programming skills and sound software engineering fundamentals.
  • Practical experience building at least one meaningful AI/ML application or project.
  • Sound understanding of modern LLM application concepts such as prompting, structured outputs, tool use, embeddings, retrieval/RAG, or agentic workflows.
  • Ability to evaluate and debug AI system behavior.
  • Familiarity with Git and collaborative software development.
  • Ability to work effectively with technical and non-technical colleagues.

Responsibilities

  • Develop and maintain components of LLM, agentic, retrieval, and other AI/ML applications.
  • Work with engineers and product stakeholders to translate product requirements into technical solutions.
  • Build experiments and evaluations to measure AI system quality, reliability, latency, and cost.
  • Prepare and integrate data required by AI applications, including retrieval and embedding-based systems.
  • Contribute to deploying, monitoring, debugging, and improving AI services in production.
  • Write clean, tested, maintainable code and contribute to code reviews, technical documentation, and team engineering practices.
  • Keep up to date with developments in applied AI and evaluate new techniques and tools where they can improve products.

Desired Qualifications

  • Experience with LLM or agent frameworks such as LangGraph, LangChain, AutoGen, or equivalent.
  • Experience with retrieval systems, vector search, or vector databases.
  • Familiarity with SQL and data-processing workflows.
  • Experience building APIs or backend services.
  • Exposure to AWS or another cloud platform.
  • Familiarity with Docker, CI/CD, Kubernetes, or production deployment workflows.
  • Thorough understanding of core machine learning and natural language processing concepts.
  • Experience using AI-assisted development tools effectively.

About the Company

CoStar Group

Commercial real estate data, analytics, marketplaces

CoStar Group provides information, analytics, and online marketplaces for the commercial real estate industry. Its core products are detailed property data, market analyses, and tools to compare and evaluate properties, delivered via subscription access. It also runs online marketplaces like Apartments.com and LoopNet that connect renters with apartments and buyers/tenants with commercial properties, earning revenue from subscriptions, advertising, and transaction fees. The company differentiates itself through a large, integrated data platform and a suite of marketplaces that cover both residential rentals and commercial properties, with a strong presence in the U.S. and expanding globally. Its goal is to help brokers, property owners, investors, and lenders make informed real estate decisions and efficiently connect buyers, renters, and property listings across markets.

Company size
5,001-10,000
Company stage
IPO
Headquarters
Washington DC, District of Columbia
Founded
1987

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