Senior Software Engineer - Uniface

Wearehaystack — Germany · Posted ~3 hours ago

Senior Full-time

Skills

Uniface Software modernization Code refactoring System maintenance Java Quarkus AI

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Summary ✨ AI‑Generated

A healthcare technology organization is seeking a senior software engineer with several years of Uniface experience to modernize and maintain a long-established practice information system. You will refactor legacy code, integrate modules with Java/Quarkus services and AI-driven workflows, and help shape the system's long-term modernization strategy.

Highlights

Take end-to-end ownership of critical software modules used daily by many practices. The role combines modernization of an established codebase with modern Java services, AI-assisted engineering, architecture collaboration, and long-term platform evolution.

Description

We're hiring on behalf of a Haystack partner! The Role • Take end-to-end responsibility for selected modules of a long-established, Uniface-based practice information system, delivering high-quality changes relied upon by thousands of practices daily. • Modernize and refactor existing Uniface codebases, enhancing maintainability and stabilizing critical workflows in outpatient care alongside the development team. • Collaborate closely with architecture and AI teams to integrate Uniface modules with modern Java/Quarkus services and AI-driven workflows, connecting the system with healthcare infrastructure and ecosystems. • Utilize AI code and agents to accelerate the analysis, refactoring, and documentation of existing Uniface code, feeding insights back into the team. • Actively contribute to the long-term evolution strategy of the system, balancing reliable delivery with gradual platform modernization. What You'll Need • Several years of experience at a senior level in Uniface development, ideally within business-critical, long-lived application systems requiring high availability. • A university degree in Computer Science, Business Informatics, Mathematics, Electrical Engineering, or a comparable technical field with excellent academic performance. • Deep understanding of relational databases (e.g., Oracle, SQL Server, PostgreSQL) and Uniface deployment/integration patterns; proficiency with version control, build/delivery processes, and effective use of AI tools in software engineering, including AI pipelines and context engineering. • Fluent German and English, enabling confident communication in international settings and with German-speaking clients and departments. • Strong problem-solving skills, pragmatic and self-directed work ethic, high proactivity, innovative spirit, and an entrepreneurial mindset aligned with a long-term product responsibility in the healthcare sector. What's On Offer • Competitive salary • Flexible hybrid work model with a mix of remote and on-site days. • Opportunities for professional development through an in-house academy and external partnerships. • Comprehensive benefits package including health and wellness programs, and support for work-life balance. Apply via Haystack today!