Companies GSSTech Group Software Engineer (.NET & Advent APX)

About the role

GSSTech Group · Onsite

We are looking for an experienced Software Engineer with strong expertise in Advent APX.NET (C#), and MS SQL Server to support enterprise Wealth & Asset Management platforms. The ideal candidate should possess hands-on experience in application support, backend development, platform optimization, database administration, automation, and modern engineering practices.

This role offers the opportunity to work on business-critical investment management platforms while driving automation, process optimization, and the adoption of modern technologies including AI and microservices.

Requirements

Key Responsibilities

Platform & Database Management

  • Manage, maintain, and optimize the Advent APX platform.
  • Ensure the stability, availability, and performance of the Advent APX application environment.
  • Design, develop, optimize, and troubleshoot complex MS SQL Server databases.
  • Write and optimize T-SQL queries, stored procedures, functions, and triggers.
  • Monitor database performance and implement tuning strategies.
  • Ensure database integrity, backup, recovery, and high availability.

Application Development

  • Design, develop, and maintain backend applications using .NET (C#).
  • Build scalable, secure, and maintainable backend services.
  • Develop APIs and integration services to support business applications.
  • Work closely with business users and technical teams to deliver platform enhancements.
  • Troubleshoot production issues and provide Tier-2/Tier-3 application support.
  • Participate in code reviews and follow software engineering best practices.

Test Automation & DevOps

  • Design and implement automated testing frameworks.
  • Develop automation scripts using tools such as Playwright or equivalent.
  • Improve software quality through automated regression and validation testing.
  • Build and maintain CI/CD pipelines.
  • Support release management and deployment automation.

Process Improvement & Innovation

  • Review existing business processes and identify opportunities for automation.
  • Modernize legacy workflows through engineering improvements.
  • Integrate modern APIs and microservices using .NET and Node.js.
  • Evaluate and implement AI and Large Language Model (LLM) technologies to automate business processes and improve operational efficiency.
  • Contribute to continuous improvement initiatives across engineering teams.

Required Technical Skills

Advent APX

  • Minimum 5 years of hands-on experience administering and supporting Advent APX.
  • Strong understanding of Wealth & Asset Management platforms.
  • Experience in APX configuration, customization, troubleshooting, and performance optimization.

Microsoft SQL Server

  • Expert-level proficiency with MS SQL Server.
  • Advanced T-SQL programming.
  • Experience developing:
    • Stored Procedures
    • Functions
    • Views
    • Triggers
  • Database design and optimization.
  • Query performance tuning and indexing.
  • Database administration fundamentals.

.NET Development

  • Strong hands-on experience with .NET Framework and C#.
  • Backend application development.
  • API development and integration.
  • Object-Oriented Programming (OOP).
  • Software architecture and design principles.

Node.js

  • Working knowledge of Node.js.
  • Experience building or integrating REST APIs.
  • Understanding of microservices architecture.

Automation & DevOps

  • Hands-on experience with Playwright or similar automation testing frameworks.
  • Experience building automated testing solutions.
  • Familiarity with CI/CD pipelines.
  • Experience with Git and version control systems.

AI & Modern Engineering

  • Exposure to AI-powered development tools.
  • Understanding of Large Language Models (LLMs).
  • Experience leveraging AI to automate engineering or operational workflows is highly desirable.

Required Competencies

  • Strong analytical and troubleshooting skills.
  • Excellent problem-solving ability.
  • Strong ownership and accountability.
  • Ability to challenge existing processes and drive improvements.
  • Excellent communication and stakeholder management skills.
  • Ability to work independently as well as within cross-functional teams.
  • Strong attention to detail and commitment to engineering excellence.

Preferred Domain Experience

  • Wealth Management
  • Asset Management
  • Investment Platforms
  • Banking
  • Financial Services
  • Capital Markets

Nice to Have

  • Experience with RESTful APIs and microservices architecture.
  • Exposure to cloud platforms and modern engineering practices.
  • Knowledge of DevOps methodologies.
  • Experience supporting enterprise financial applications.
  • Exposure to AI-assisted software development tools such as GitHub Copilot, Cursor, Claude Code, or similar.

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