Senior .NET Application Developer

7 days ago

Singapore Persol Kelly Singapore Full time

Key Responsibilities & Aspirations Lead Modernisation : Strategically plan and execute the evolution of our applications from legacy .NET Framework to the latest .NET releases, ensuring our technology remains cutting-edge. Be the Technical Authority : Champion deep, hands‑on expertise in both classic and modern .NET technologies, setting the bar for technical excellence and innovation. Solid .NET Coding : Demonstrate outstanding .NET coding skills (4.8 and core) - mandatory. Master SQL Server : Own all aspects of SQL Server - designing and optimising stored procedures, managing databases, driving performance, ensuring security, and enforcing best practices. Troubleshooting & Problem Solving : Tackle complex technical challenges with a 360‑degree perspective, delivering robust solutions and continuous improvements. Performance & Security : Drive application performance, optimisation, and security management, ensuring our solutions are resilient and future‑proof. Grow into Leadership : Seize the opportunity to expand your influence, progressing towards broader technology leadership roles as you demonstrate vision and capability. Build an Invincible Team : Develop, mentor, and inspire a high‑performing development team, leveraging your strong people management skills to foster resilience and collective success. Excel in Agile & Communication : Bring a positive, likeable character and proven experience in agile/project management, with outstanding communication skills that unite teams and stakeholders. Thrive Under Pressure: This role is for bold, well‑rounded technology professionals with a can‑do attitude – those who look beyond the present, embrace challenges, and relentlessly pursue excellence, even in demanding circumstances. Innovate with AI & Azure: Gain exposure to AI technologies and work extensively within the Azure development environment, driving innovation and staying ahead of the curve. What You’ll Do Lead, mentor, and inspire a team of developers as the .NET and SQL technical expert. Design, develop, and maintain robust web applications and portals using .NET (Framework/Core), C#, and SQL Server. Architect and optimise SQL Server databases and stored procedures (mandatory). Oversee the full software lifecycle: requirements, design, coding, testing, deployment, and ongoing support. Collaborate cross‑functionally to integrate with external systems and deliver business value. Champion best practices, code quality, and continuous improvement. What You Bring Degree in IT, Computer Science, or related field. 5+ years’ hands‑on experience in .NET application development and maintenance. Solid expertise in .NET coding (4.8 mandatory and core). Experience with ASP.NET, MVC, Web API, JavaScript, HTML5, CSS, and related technologies. Deep expertise in SQL Server and stored procedures (mandatory). Strong troubleshooting, problem‑solving, and 360‑degree thinking skills. Demonstrated experience in application performance, optimisation, and security management. Proven ability to lead, guide, and develop technical teams. Strong grasp of OOP, n‑tier architecture, and agile methodologies. Experience in Azure development environments. Passion for learning, innovation, and delivering high‑quality solutions. Microsoft/Azure certifications. Experience with AI technologies, cloud security, and automated testing #J-18808-Ljbffr

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