Full-Stack Software Engineer

External

Gratitude Jobs Ahead Hr · Munich, Germany

€65K–€100K/yrFull-timeOn-site3d ago

PythonSQLReactNode.jsExpressPostgreSQL

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Responsibilities

Develop and maintain a complex C++/C#/.NET desktop client-server application for banking operations
Build Python API layers including REST and XML-RPC interfaces for banking integrations
Create Python device handlers for hardware abstraction (cash dispensers, printers, card readers, check readers, signature pads)
Work with Windows systems programming (COM/DCOM, Registry) and Win32 APIs for the core C++/C# client
Develop integrations with banking core systems using XML-RPC, SOAP and custom socket protocols
Implement high-level (PHLAPI) and low-level (PLLAPI) banking APIs for transaction processing in Python
Create real-time monitoring dashboards using Node.js, Express and React
Work with SQL Server and PostgreSQL databases for transaction management and reporting
Ensure compliance with banking protocols and security standards
Develop multi-threaded, event-driven systems for asynchronous device operations
Support multiple hardware vendors

Requirements

Strong experience in API development and device integration (REST APIs, XML-RPC, hardware drivers)
Experience with C++ and/or C#/.NET development for Windows desktop applications
Experience with multi-threaded programming and asynchronous patterns
Knowledge of SQL Server or PostgreSQL database design and optimisation
Strong systems programming skills and debugging expertise
Proactive mindset, eager to work on complex, mission-critical systems
Strong English fluency
Experience with Python (plus)
Understanding of Windows desktop application development (Win32 API) (valuable)
Familiarity with device-driver development or hardware communication protocols (highly valuable)
Understanding of plugin architectures and design patterns (Factory, Observer, Command)
Experience with Node.js/Express for web services (plus)
Knowledge of banking systems, XFS or payment-terminal integration (plus)
English C1, German C1
Job Description
We are seeking an experienced desktop software engineer to join our enterprise banking software team. You will design, develop and maintain a multi-language, client-server desktop application, with emphasis on hardware integration, banking protocols, and robust, mission-critical operations.

Benefits

Competitive salary30 vacation days per yearFlexible working hoursHybrid work options availableOpportunity to work on mature, enterprise-level banking softwareExposure to sophisticated systems programming and hardware integration challengesInternational team collaboration across multiple time zonesExperience & EmploymentRequired Experience: Minimum 3 years of professional experienceEmployment Type: Full-timeFind more English Speaking Jobs in Germany on Arbeitnow

Additional Information

Full-Stack Software Engineer (C++/C#/.NET) - ProAKT Platform Munich / Bavaria / Germany Hybrid & Remote, Full Time €65.000 - €100.000 English C1, German C1 About the Job Posting Develop and maintain a complex banking desktop application using C++/C#/.NET, Python APIs, and hardware integration, with a focus on real-time multi-threaded operations and secure banking protocols. Language Requirements English C1, German C1 Job Description We are seeking an experienced desktop software engineer to join our enterprise banking software team. You will design, develop and maintain a multi-language, client-server desktop application, with emphasis on hardware integration, banking protocols, and robust, mission-critical operations. Tasks

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