Mid-Senior AI Engineer (Agentic Development)

Full-time
Hybrid
Kaunas, Lithuania
MORE ABOUT THE COMPANY https://www.hyarchis.com/

Hyarchis is a leading Dutch fintech company helping financial service providers manage crucial data and comply with regulations. Its platforms support the full KYC lifecycle—from onboarding and monitoring to data remediation. Hyarchis serves clients across banking, mortgages, pensions, and accountancy, including companies such as ABN AMRO, NIBC, BCMGlobal, and De Hypotheker.

At the core of Hyarchis’ offering

  • Compliance Manager — streamlines onboarding and continuously monitors clients, supporting compliance with AML, KYC, and GDPR requirements while adapting to each client’s policies.
  • Document Manager — an evolving AI-powered solution that turns documents into live, queryable knowledge, enabling contextual search, questions, and insight extraction.
  • AI Platform — a composable workflow engine for designing how data moves and transforms through AI-driven actions, from detection and redaction to machine learning models and LLM-powered reasoning.

Your responsibilities:

  • Orchestrate multiple AI agents, including Claude terminal-based workflows, to design, implement, and test features.
  • Deliver production-ready features across the backend (.NET) and frontend (React).
  • Take full ownership of delivered work, including quality, security, performance, and reliability.
  • Work in small, autonomous teams of 2–4 engineers across different products.
  • Stay up to date with AI research and industry developments, bringing new ideas and solutions to the team.
  • In this role, most code will not be written manually. Your impact will come from how effectively you leverage and guide AI systems.

What we expect from you:

  • An academic degree in Computer Science, Software Engineering, or a related field.
  • Experience using AI tools to build software, either professionally or through personal projects.
  • A solid backend foundation, including 2+ years of programming experience with .NET or a similar technology.
  • Understanding of SQL and/or NoSQL databases.
  • Strong communication skills in English.
  • Willingness to work with a diverse range of technologies.
  • Flexibility and adaptability as both the industry and the company transition towards AI-driven engineering.

Nice to have:

  • Experience with React and TypeScript.
  • Familiarity with LLMs, MCPs, and agent skills.
  • Experience with Microsoft Azure.
  • Experience integrating AI features into products.

What Hyarchis offers:

  • A hybrid working model with 3 days per week in the Kaunas office.
  • 25 days of annual leave.
  • Training and professional growth opportunities.
  • A flat organisational structure with an open and casual atmosphere.
  • The opportunity to contribute to a company-wide shift towards AI-driven engineering.
  • A gross monthly salary of €3,000–€6,500.

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