.Net Developer (Mid)

About Qualysoft · 25 years of experience in software engineering, established in Vienna, Austria · Active in Romania since 2007, with office in central Bucharest (Bd. Iancu de Hunedoara 54B) · Delivering End to End IT Consulting Services - From Team Augmentation and Dedicated Teams to Custom Software Development · We deliver scalable enterprise systems, intelligent automation frameworks, and digital transformation platforms · Cross-industry experience by sustaining global players in BSFI (Banking, financial services and insurance), Telecom,Retail & E-commerce, Energy and Utilities, Automotive, Manufacturing, Logitics, High Tech · Global Presence: Switzerland, Germany, Austria, Sweden, Hungary, Slovakia, Serbia, Romania, and Indonesia · International team of 500+ software engineers · Strategic partnerships: Microsoft Cloud Certified Partner, Tricentis Solutions Partner in Test Automation and Test Management, Creatio Exclusive Partner, Doxee Implementation Partner · Powered by cutting-edge technologies: AI, Data & Analytics, Cloud, DevOps, IoT, and Test Automation. · Project beneficiaries ranging from large-scale enterprises to startups · Stable growth and revenue increase year over year, a resilient organisation in volatile IT market conditions · Quality-first mindset, culture of innovation, and long-term client partnerships · Global and local reach – trusted by key industry players in Europe and the US Responsibilities • Develop and maintain backend services, APIs and integration components using .NET technologies. • Implement business and technical requirements following established coding standards and best practices. • Collaborate with Business Analysts, QA Engineers and Developers to deliver end-to-end business capabilities. • Develop, test and support integrations between Bancassurance and internal or external systems. • Write and maintain unit tests and participate in code reviews. • Investigate and resolve defects identified during testing and production support. • Analyze and troubleshoot issues across applications, APIs, databases and integrations. • Create and maintain technical documentation related to implemented solutions and APIs. • Participate in technical discussions and contribute to continuous improvement of development practices. Qualifications • 4+ years of experience in .NET software development. • Experience with .NET Framework and/or modern .NET technologies (.NET Core / .NET 6+). • Solid understanding of Object-Oriented Programming (OOP), SOLID principles and common design patterns. • Experience developing and consuming REST APIs. • Experience working with integrations between applications or systems. • Good MSSQL knowledge, including writing, troubleshooting and optimizing SQL queries. • Experience with unit testing frameworks such as xUnit, NUnit or MSTest. • Familiarity with Git and source control practices. • Understanding of Agile software development methodologies. • Good analytical and problem-solving skills. • Ability to independently deliver medium-complexity features and integrations within an established architecture. What We Offer · Premium medical package · Lunch Tickets & Pluxee Card · Bookster subscription · 13th salary/yearly bonuses · Enterprise job security with a startup mentality (diverse & engaging environment, international exposure, flat hierarchy) under the stability of a secure multinational · A supportive culture (we value ownership, autonomy, and healthy work-life balance) with great colleagues, team events and activities · Flexible working program and openness to remote work · Collaborative mindset – employees shape their own benefits, tools, team events and internal practices · Diverse opportunities in Software Development with international exposure · Flexibility to choose projects aligned with your career path and technical goals · Access to leading learning platforms, courses, and certifications (Pluralsight, Udemy, Microsoft, Google Cloud) · Career growth & learning – mentorship programs, certifications, professional development opportunities, and above-market salary *We are an equal opportunity employer and value diversity. All employment decisions are made without regard to age, gender, disability, race, ethnicity, religion, sexual orientation, or any other protected characteristic. We encourage applicants from all backgrounds to apply.*