Senior Software Engineer – .NET / Power BI / SQL

Newtone Services; Singapore; On-site; SGD 90,000 - 150,000; Full time

Job summary

Newtone Services in Singapore is seeking an experienced Software Engineer to develop, integrate, and support mission-critical applications for the Public Sector. You will work on enterprise systems using C# .NET, MS SQL Server, REST APIs, and Power BI to deliver secure, reliable solutions.

You will design, develop, and maintain applications, optimize SQL queries, integrate with external systems, and participate in FAT/UAT and production deployments, collaborating with stakeholders to ensure

Qualifications

• 5+ years of software development experience in enterprise or mission-critical systems.
• Hands-on in C# .NET / .NET Core and RESTful APIs.
• Experience with Power BI dashboards and data modelling.
• Proficient in MSSQL queries, stored procedures, and performance tuning.
• Familiarity with Azure cloud services and DevOps practices.

Responsibilities

• Design, develop, and maintain applications using C# .NET / .NET Core and RESTful APIs.
• Develop and maintain Power BI dashboards, data models, and reporting solutions.
• Write and optimize MSSQL queries, stored procedures, and database integrations.
• Integrate applications with external systems, APIs, and Azure cloud services.
• Participate in FAT, UAT, system integration testing, and production deployments.
• Troubleshoot issues, perform root cause analysis, and support production operations.
• Collaborate with project teams and stakeholders to ensure secure software delivery.

Skills

5+ years experience

C# .NET

REST APIs

Power BI

Azure cloud

Tools

Microsoft SQL Server

Power BI

REST API integration

Azure cloud services

CI/CD

Job description

We are looking for an experiencedSoftware Engineerto develop, integrate, and support mission-critical applications within Singapore's Public Sector. You will work on enterprise systems involvingC# .NET, Microsoft SQL Server, REST APIs, and Power BI, ensuring secure, reliable, and high-performance solutions.

Key Responsibilities

• Design, develop, and maintain applications usingC# .NET / .NET Coreand RESTful APIs.
• Develop and maintainPower BI dashboards, data models, and reporting solutions.
• Write and optimizeMSSQL queries, stored procedures, and database integrations.
• Integrate applications with external systems, APIs, and Microsoft Azure cloud services.
• Configure and customize enterprise applications and business rules to support operational workflows.
• Participate inFAT, UAT, system integration testing, and production deployments.
• Troubleshoot application issues, perform root cause analysis, and support production operations.
• Collaborate with project teams and stakeholders to ensure secure, reliable software delivery.

Requirements

• 5+ years of software development experience, preferably in enterprise or mission-critical systems.
• Strong hands-on experience in at least one of the following areas:
• C# .NET / .NET Core / .NET Frameworkdevelopment
• Microsoft SQL Server, T-SQL, stored procedures, and performance tuning
• Power BI, Power Query, DAX, and data modelling
• Experience withREST APIs, JSON/XML, and system integration.
• Experience working with Singapore Government agencies or statutory boards.
• Familiarity with public sector security, governance, and compliance requirements.
• Exposure toMicrosoft Azure, cloud-native services, or Government Commercial Cloud (GCC)is advantageous.
• Knowledge ofCI/CD, DevOps, Agile, and enterprise testing processes.
• Strong analytical, troubleshooting, communication, and problem-solving skills.