Senior Executive - IT, Full Stack Developer

HL Bank Singapore Co.; Singapore; On-site; SGD 85,000 - 120,000; Full time

Job summary

HL Bank Singapore Co. is seeking a capable full stack developer to design, code and maintain features for in‑house web applications using C# / .NET on the back end and modern JavaScript frameworks on the front end.

You will debug, optimize, and refactor across the stack, write efficient T‑SQL queries for MS SQL Server, and implement REST APIs. A banking environment background and strong documentation discipline are preferred.

Qualifications

• Degree in IT or related field required.
• Solid C# programming experience (≥5 years).
• Strong SQL Server expertise and T-SQL.
• REST API design and development.
• Frontend skills: HTML5, CSS3, JavaScript/TypeScript; React/Angular/Vue.
• Experience in banking environment and SDLC/Agile.

Responsibilities

• Design, code, and maintain features for existing web applications using C# / .NET on the backend and modern JavaScript frameworks on the frontend.
• Identify, debug, and resolve application bugs, performance bottlenecks, and technical debt across the code stack.
• Write efficient T-SQL queries, stored procedures, functions, and DB migrations in MS SQL Server.
• Understand users’ requirements and translate them into application features.
• Write high quality source code to program enhancements.
• Perform unit and integration testing.
• Perform functional and non-functional testing.
• Respect the development standards and keep up with trends.

Skills

C# programming

SQL Server

REST API design

Frontend JavaScript

React/Angular/Vue

ASP.NET/.NET Framework

HTML5/CSS3

CI/CD/DevOps

SDLC/Agile

Debugging/Troubleshooting

Education

Bachelor's degree in IT / IT Systems Engineering

Tools

Azure DevOps

GitHub Actions

Jenkins

Git

MS SQL Server

Job description

Job Summary

The role reports to the IT Software Development and Application Support Manager, and will be doing the in-house development covering both front end and back end as full stack developer.

Job Functions

Feature & Maintenance Development: Design, code, and maintain features for existing web applications using C# / .NET on the backend and modern JavaScript frameworks (e.g., React, Angular, or Vue) on the frontend.

Bug Fixing & Code Refactoring: Identify, debug, and resolve application bugs, performance bottlenecks, and technical debt across the entire code stack.

Database Programming: Write efficient T-SQL queries, stored procedures, functions, and database migrations in MS SQL Server.

• Understand users’ requirements and translate them into application features
• Write high quality source code to program enhancements
• Perform unit and integration testing
• Perform functional and non-functional testing
• Respect the development standards
• Keep up with trends in terms of standard, technologies or methodologies
• Enrich the backlog of issues (source of recurring incidents), including description, impact/recurrence/priority
• Self-organise continuous learning on the IT applications and landscape

Job Requirements

• A recognized Degree in Information Technology, IT System Engineering or equivalent.
• Solid expertise in C# programming language (at least 5 years)
• Knowledge of .NET Framework (including WCF & WPF) or ASP.NET
• Advanced level in SQL (SQL Server) (at least 6 years)
• REST API design and development
• Frontend: Proficiency in HTML5, CSS3, JavaScript/TypeScript, and hands-on experience with a frontend framework (e.g., React, Angular, or Vue.js).
• Familiarity with banking environment
• Knowledge of clean and tested code writing
• Willing to work with other programming languages and frameworks where appropriate, particularly React and Python
• Good troubleshooting skills to find out root cause of issue and provide valuable suggestions to resolve the problem
• Ability to translate business requirements into technical solutions with good design and supportability
• Experience in Software Development Life Cycle (e.g., Agile)
• Strong communication skills, especially when engaging with stakeholders
• Users-oriented mindset
• Team player
• Ability to work under pressure and manage constraints
• Strong discipline in documentation
• CI/CD & DevOps: Understanding of CI/CD concepts and familiarity with tools like Azure DevOps, GitHub Actions, Jenkins, or GitLab CI
• Automation Systems, Familiarity with any RPA tools (e.g. UI Path)