Senior Application Developer (.NET)

RECRUIT EXPRESS PTE LTD; Serangoon Garden Circus; On-site; SGD 70,000 - 90,000; Full time

Job summary

A recruitment agency in Singapore is seeking a skilled .NET Developer to lead modernization efforts from legacy frameworks to the latest .NET releases. The ideal candidate will have over 5 years of experience in .NET application development and SQL Server management. Prior experience in developing robust web applications and a passion for innovation are essential. This role also offers the opportunity to mentor a high–performing team and grow into leadership positions.

Qualifications

• 5+ years hands-on experience in .NET application development.
• Solid expertise in .NET coding (4.8 mandatory).
• Deep expertise in SQL Server and stored procedures.

Responsibilities

• Lead modernization from legacy .NET Framework to latest releases.
• Be the technical authority in .NET technologies.
• Design, develop, and maintain web applications using .NET and SQL Server.

Skills

Hands-on .NET application development

SQL Server expertise

Good problem-solving skills

Experience in Agile methodologies

Communication skills

OOP knowledge

Education

Degree in IT, Computer Science, or related field

Tools

.NET Framework/Core

SQL Server

Azure

ASP.NET

JavaScript

HTML5

CSS

Job description

Job Responsibilities

• 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.
• 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.

Requirements

• 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.

Interested applicants please send your resume to [e-mail]

Venessa Goh Wee Ni

R24124686

Recruit Express Pte Ltd

EA License No: 99C4599

We regret that only shortlisted candidates will be contacted.