Senior .NET Software Developer

🕒 June 5

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PartnerOne

WebsiteLinkedInAll Job Openings

201 - 500 employees

🏢 Enterprise

☁️ SaaS

💳 Fintech

Enterprise • SaaS • Fintech

PartnerOne is one of the fastest growing software groups in the world, providing solutions that enhance the operational efficiency of the largest enterprises globally. The company specializes in acquiring software firms and investing in their development to create more robust, effective, and agile software solutions. PartnerOne is trusted by 80% of the world's largest companies, including the top US and European banks, defense contractors, and media conglomerates, focusing on delivering unparalleled customer support and innovative technologies.

📋 Description

• Develop, test, and maintain features across the .NET-based platform, from APIs to user-facing interfaces. • Write clean, well-tested C# code and contribute thoughtful peer code reviews. • Build efficient SQL Server queries, stored procedures, and data models in support of feature work. • Work with internal services and external third-party integrations as part of feature delivery. • Diagnose and resolve defects across development and production environments. • Partner with senior engineers on design and architecture; bring ideas and pushback when warranted. • Contribute to documentation, automated testing, and continuous improvement of the engineering process.

🎯 Requirements

• 5+ years of professional software development experience on the Microsoft technology stack. • Proficiency in C# and the .NET framework / .NET Core. • Solid experience with ASP.NET for building web applications and services. • Working knowledge of SQL Server, including writing performant queries and stored procedures. • Demonstrated ability to work independently as a self-starter and drive tasks to completion. • Experience working in Agile team structures. • Strong problem-solving, communication, and collaboration skills. • Preferred Qualifications • Experience building or maintaining distributed, high-throughput systems where reliability and performance are non-negotiable. • Demonstrated experience with performance profiling, optimization, and tuning—whether at the application, query, or system level. • Experience working with internal and external services and integrations. • Exposure to Redis for caching and distributed data. • Exposure to RabbitMQ (RMQ), Azure Service Bus (ASB) or similar messaging platforms. • Experience developing and deploying workloads on Microsoft Azure. • Experience contributing to large enterprise applications.