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Senior GenAI Engineer (UK)

Pigment - London, United Kingdom - Hybrid - posted 2026-09-17

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Pigment is an AI-powered business planning and performance management platform built for agility and scale. Founded in 2019, it is one of the fastest-growing SaaS companies globally, with 600+ employees across Paris, London, New York, Toronto, San Francisco, and Austin. Industry leaders like Unilever, Snowflake, Siemens, and DPD use Pigment daily. The company has raised nearly $400M from top-tier investors and was named a Visionary in the 2024 Gartner Magic Quadrant for Financial Planning Software. You will join the engineering team as a Senior GenAI Engineer based in London, working on cutting-edge generative AI features within the business planning platform. Your role will focus on translating user needs into simple, elegant technical solutions leveraging large language models and AI agents. You will work on implementing GenAI capabilities that enhance Pigment's core offering, with a product-oriented mindset that balances innovation with practical delivery. The team values smart risk-taking, bold ideas, and challenging the status quo. You'll have access to modern offices in London's heart, a remote-friendly environment, flexible working hours, competitive compensation including stock options, and comprehensive benefits including free health insurance (Alan Blue), wellness access (Egym Wellpass), and lunch vouchers. REQUIREMENTS: - MS or Ph.D. in Computer Science, or equivalent production-grade coding experience - Strong programming skills in Python and/or C#, Java, Node.js, or equivalent - Hands-on experience prompting large language models (through low-code tools or implemented GenAI features) - Excellent problem-solving skills and ability to work independently - Strong written and verbal communication skills - Product-oriented mindset; ability to translate user needs into technical solutions - Knowledge of recent agent developments (preferred) - Bonus: Kubernetes experience - Bonus: Experience building agents using LangGraph - Bonus: Experience building and shipping complex products on top of LLMs - Bonus: Experience building evaluation pipelines

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