Job Summary: We are seeking a Senior Tandem Developer with solid backend experience to modernize applications, design robust solutions, and ensure performance in critical high-availability environments. Key Highlights: 1. Modernization and analysis of Tandem applications 2. Design of robust solutions and performance assurance 3. Work in critical high-availability environments **Senior Tandem Developer** Do you have solid experience with Tandem (HP NonStop) and are looking for a new backend challenge? This opportunity is for you. Profile: Backend Tandem – Senior (5+ years) Work Mode: Hybrid What we’re looking for: Professionals with extensive Tandem development experience, proficient in Guardian, OSS, Pathway, and Webgate, as well as programming languages such as COBOL, C, Java SE, and TAL. Knowledge of SQLMP / SQLMX, SOAP/REST services, and strong debugging skills for serverclass and batch processes is required. Your responsibilities: You will be responsible for analyzing and modernizing Tandem applications, exposing functionalities as web services, designing robust solutions, and ensuring performance and SLA compliance. You will participate in testing, technical documentation (WSDL, Swagger), service integration, and CI/CD processes using tools such as TACL and Guardian scripts. Key requirements: +5 years of experience with Tandem Experience in backend architecture and development Proficiency with relational databases (SQL Server, Sybase) Knowledge of security and sound development practices Intermediate English (B1) We seek candidates with analytical thinking, a quality-oriented mindset, and enthusiasm for working in critical high-availability environments. If this interests you—or if you know someone who fits—please send me a message or share this post! . -Requirements- Minimum education: Higher education – Bachelor’s degree 5 years of experience Languages: English Age: between 30 and 65 years Skills: Backend, Database, COBOL, Programming Keywords: developer, programmer