Senior .NET Engineer – Enterprise App Reliability

Hammerjack Pty Ltd; Manila; On-site; PHP 1,100,000 - 1,900,000; Full time

Job summary

Hammerjack Pty Ltd in the Philippines is seeking a Senior Software Engineer to strengthen the core enterprise platform, drive reliability, automation, and continuous improvement across applications, infrastructure, and production support.

You will develop, maintain, and optimize mission-critical systems using C#, ASP.NET, SQL Server, and Oracle, while collaborating with global teams to improve incident response and release management.

Qualifications

• Bachelor's degree or higher in CS/IT/Engineering or related field.
• 5+ years of experience in software engineering, application support, or production support.
• Hands-on with C#, ASP.NET, XML, REST Web Services; SQL Server & Oracle DB.
• Experience administering Windows Server & IIS; Dynatrace or similar monitoring.
• Familiarity with OpenVMS, Linux/Unix environments; network gear like F5 & Cisco.

Responsibilities

• Develop, maintain, and support enterprise applications using C#, ASP.NET, XML, and REST APIs.
• Manage Windows Server, IIS, scheduled tasks, and services.
• Monitor health with Dynatrace and related tools; support OpenVMS or Linux/Unix environments.
• Troubleshoot network infrastructure including F5 Load Balancers and Cisco devices.
• Support and optimize SQL Server and Oracle databases; develop stored procedures and SSIS packages.
• Participate in incident, problem, and release management; lead root cause analysis.
• Drive automation initiatives and operational improvements; collaborate across teams to ensure stability.

Skills

C#

ASP.NET

XML

REST APIs

SQL Server

Oracle DB

Windows Server

IIS

Dynatrace

ServiceNow

Azure DevOps

GitHub

Incident Management

Automation

Education

Bachelor's degree in Computer Science, IT, Engineering, or related field

Tools

Azure DevOps

ServiceNow

Job description

Hammerjack Pty Ltd in the Philippines is seeking a Senior Software Engineer to strengthen the core enterprise platform, drive reliability, automation, and continuous improvement across applications, infrastructure, and production support.

You will develop, maintain, and optimize mission-critical systems using C#, ASP.NET, SQL Server, and Oracle, while collaborating with global teams to improve incident response and release management.