Senior Rocket Uniface Developer

We are looking for an experienced Rocket Uniface developer to work on mature, business-critical healthcare software used in production environments. The work focuses on maintaining existing functionality, improving stability and maintainability, and supporting the gradual modernization of long-lived applications and integrations. The candidate must be located in EU.

Scope of Work

• Develop and maintain applications and components built with Rocket Uniface
• Analyze existing application logic, data flows, integrations and dependencies
• Troubleshoot production issues and identify root causes in complex legacy systems
• Refactor and modernize existing Uniface components while preserving functional behavior
• Work with surrounding databases, APIs and external application components
• Support migration and modernization initiatives involving legacy application architecture
• Collaborate with architecture, QA, product management and other engineering teams
• Improve technical documentation and reduce dependency on undocumented legacy knowledge

Must-Have Skills

• Several years of professional Rocket Uniface development experience
• Strong understanding of Uniface application architecture, components and development concepts
• Experience maintaining and extending large existing enterprise applications
• Strong debugging and problem-solving capabilities
• Experience working with relational databases and data-intensive applications
• Ability to understand complex legacy business logic and safely modify production systems
• Structured working style with strong quality standards

Nice to Have

• Experience with different generations of Uniface, particularly Uniface 9/10 or comparable enterprise environments
• Experience modernizing or migrating legacy applications
• Experience integrating Uniface with Java, .NET, C++, REST APIs or other external systems
• SQL and Oracle experience
• Experience with healthcare or other regulated software
• Experience using AI coding tools such as Claude Code, Codex or similar for code analysis and modernization

Languages

• Fluent English required
• German is an advantage