Software Engineer w Poland, Warszawa

At Pretius, we are looking for a Software Engineer to a project in the financial industry, Forward Deployed Engineering team. In this role, you will work directly with clients to transform complex business and tax challenges into practical, high-impact software solutions. Project / Role Design, build, and deliver full-stack applications, workflows, APIs, and integrations that solve complex client challenges. Translate evolving business requirements into practical technical solutions, working closely with both technical and non-technical stakeholders. Leverage AI-assisted development tools and agentic development frameworks to rapidly prototype, iterate, and deliver high-quality software. Develop and integrate LLM-powered features, MCP servers, and AI-enabled workflows that connect enterprise data and business applications. Define solution architecture, make pragmatic technology and build-vs-buy decisions, and promote reusable engineering patterns across engagements. Demonstrate solutions frequently, gather stakeholder feedback, and continuously improve delivered applications. Ensure software quality, maintainability, security, and readiness for successful handover or retirement after project completion. Mentor junior engineers through code reviews, technical guidance, and day-to-day collaboration. Requirements 4+ years of professional experience in Software Engineering or Full-Stack Development. Strong experience designing and building modern full-stack applications, REST APIs, and system integrations. Hands-on experience with AI-assisted development tools such as GitHub Copilot, Cursor, Claude Code, or similar solutions. Experience building AI-enabled applications using LLMs, MCP server architectures, and modern agentic development frameworks. Strong software architecture skills, with the ability to make practical technology and build-vs-buy decisions in fast-paced environments. Proven ability to work effectively with ambiguous requirements, rapidly prototype solutions, and iterate based on stakeholder feedback. Excellent communication and stakeholder management skills, with the ability to translate between technical and business audiences. Experience mentoring other engineers and promoting engineering best practices. Understanding of responsible AI principles, secure software development, and data handling best practices. Proficiency in English. What do we offer? We focus on long-term relationships based on fair principles and reliability. Co-financing of the Multisport card and Medicover private healthcare. Modern office available. Team bonding activities, internal courses, conferences, certifications.