.Net/VSTO Developer

Hong Kong, Hong Kong SAR, Hong Kong

.Net/VSTO Developer

Job Description

Seeking a skilled and motivated .NET / VSTO Developer to design, build, and support Microsoft based applications and Office add-ins for Research platforms.

Develop MS Office plugins, backend services, and integration components that support research workflows and data delivery.

Key Areas of Responsibilities

Design, develop, and maintain applications using C#, VSTO, .NET web services, and related Microsoft technologies.

Build and enhance MS Office add-ins, APIs, backend services, and system integration components.

Collaborate with business analysts, and developers to analyse requirements and deliver solutions.

Implement secure, scalable, and high‑performance application architectures aligned with enterprise standards.

Maintain code quality through unit testing, code reviews, and adherence to best practices.

Troubleshoot, debug, and optimise existing Office add-ins and backend services to improve stability

and performance.

Participate in DevOps workflows including CI/CD pipelines, automated testing, and deployment.

Produce and maintain technical documentation covering designs, system configurations, and operational processes.

Provide production support, investigate incidents, and deliver timely and effective issue resolution.

Maintain, enhance, and support the firm's existing corporate website, including bug fixes, performance optimisation, and technical updates.

Requirements

Bachelor's degree in Computer Science, Engineering, or a related discipline.

Minimum 3 years of software development experience within the .NET ecosystem using C#.

Hands-on experience with PostgreSQL databases, including SQL development and performancetuning.

Practical experience building and consuming REST APIs, microservices, and distributed systems.

Strong understanding of object‑oriented programming principles and software engineering fundamentals.

Experience with Git-based version control, CI/CD pipelines, and Agile development methodologies.

Strong analytical mindset with the ability to diagnose complex technical issues.

Preferred Skills

Experience with VBA development and strong familiarity with Microsoft Office applications.

Prior experience working in the finance or securities industry.

Knowledge of containerisation technologies such as Docker.

Java backend development experience, including Spring Boot, JPA/Hibernate, and RESTful services.

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