Description Requirements The Senior Software Developer is responsible for the design, development, maintenance, and modernization of enterprise business applications. This role supports both legacy and next-generation systems, working across the full technology stack including backend development, frontend implementation, database management, and cloud-based solutions. The position involves maintaining existing applications built using C#, ASP.
NET MVC, Razor (CSHTML), jQuery, DataTables, and SQL Server, while contributing to the development of modern cloud-native solutions utilizing the latest .
NET technologies, Vue.js, Azure Cloud Services, and Azure-hosted SQL Server environments. Job responsibilities

Key Responsibilities
Legacy Application Development & Support Design, develop, maintain, and enhance enterprise applications built on ASP.
NET MVC and C#. Develop and maintain user interfaces using CSHTML, JavaScript, jQuery, and DataTables. Troubleshoot and resolve application defects, performance issues, and production incidents. Refactor and improve legacy code to enhance maintainability and performance. Collaborate with business teams to implement new features and enhancements. Database Development Design, develop, and maintain Microsoft SQL Server databases. Create and optimize stored procedures, views, functions, and queries. Analyse and improve database performance through indexing and query optimization. Ensure data integrity, security, and reliability across enterprise systems. Modern Application Development Develop cloud-based applications using modern C# and .
NET technologies. Build responsive and maintainable frontend applications using Vue.js. Design and implement RESTful APIs and backend services. Contribute to scalable and maintainable application architecture following modern development practices. Cloud & Digital Transformation Participate in the migration of applications and services from on-premises infrastructure to Microsoft Azure. Develop and maintain Azure-hosted services and databases. Support cloud deployment, configuration, monitoring, and optimization activities. Assist in defining and implementing cloud architecture standards and best practices. Software Quality & Collaboration Participate in code reviews and promote coding standards and best practices. Collaborate with cross-functional teams including business analysts, stakeholders, and QA personnel.



Produce technical documentation and system design documentation. Support Agile development processes including sprint planning, estimation, and retrospectives. Legacy Application Development & Support Design, develop, maintain, and enhance enterprise applications built on ASP.
NET MVC and C#. Develop and maintain user interfaces using CSHTML, JavaScript, jQuery, and DataTables. Troubleshoot and resolve application defects, performance issues, and production incidents. Refactor and improve legacy code to enhance maintainability and performance. Collaborate with business teams to implement new features and enhancements. Database Development Design, develop, and maintain Microsoft SQL Server databases. Create and optimize stored procedures, views, functions, and queries. Analyze and improve database performance through indexing and query optimization. Ensure data integrity, security, and reliability across enterprise systems. Modern Application Development Develop cloud-based applications using modern C# and .
NET technologies. Build responsive and maintainable frontend applications using Vue.js. Design and implement RESTful APIs and backend services. Contribute to scalable and maintainable application architecture following modern development practices. Cloud & Digital Transformation Participate in the migration of applications and services from on-premises infrastructure to Microsoft Azure. Develop and maintain Azure-hosted services and databases. Support cloud deployment, configuration, monitoring, and optimization activities. Assist in defining and implementing cloud architecture standards and best practices. Software Quality & Collaboration Participate in code reviews and promote coding standards and best practices. Collaborate with cross-functional teams including business analysts, stakeholders, and QA personnel. Produce technical documentation and system design documentation. Support Agile development processes including sprint planning, estimation, and retrospectives. Knowledge & Experience C#
- NET Framework ASP.
NET MVC Razor (CSHTML)



JavaScript jQuery DataTables Microsoft SQL Server T-SQL Git Source Control Preferred
- NET 8+ ASP.
NET Core Vue.js REST API Design Microsoft Azure Azure SQL Database Azure DevOps CI/CD Pipelines Entity Framework Cloud-Native Application Development EDUCATION & CERTIFICATIONS Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or equivalent experience. Proven experience developing and supporting enterprise-scale applications. PERSONAL & PROFESSIONAL ATTRIBUTES Strong understanding of software development lifecycle methodologies and best practices. Experience working across both legacy and modern technology stacks. Ability to analyse business requirements and translate them into technical solutions.

What we offer
Exciting Projects: Come take your place at the forefront of digital transformation With clients across all industries and sectors,

we offer
an opportunity to work on market-defining products using the latest technologies. Collaborative Environment: Expand your skills by collaborating with a diverse team of highly talented people in an open, laidback environment — or even abroad in one of our global centers or client facilities Work-Life Balance: GlobalLogic prioritizes work-life balance, which is why

we offer
versátil work schedules.

We offer
you the best quality of work life so that you exceed the expectations of our clients, while achieving your professional and personal ambitions. Professional Development: Our dedicated Learning & Development team regularly organizes English classes, professional certifications, and technical and soft skill trainings. We also offer the chance to travel internationally Excellent

Benefits:
We provide our employees with competitive salaries, family medical insurance, extended paternity leave, annual performance bonuses, and referral bonuses. About GlobalLogic GlobalLogic, a Hitachi Group Company, is a trusted digital engineering partner to the world’s largest and most forward-thinking companies. Since 2000, we’ve been at the forefront of the digital revolution – helping create some of the most innovative and widely used digital products and experiences. Today we continue to collaborate with clients in transforming businesses and redefining industries through intelligent products, platforms, and services.

📌 Senior Software .NET Developer0 (Buenos Aires)
🏢 Globallogic
📍 Buenos Aires