Senior Full-stack .NET Developer (.NET, SQL, JS)

Trapets – A European expert company providing cutting-edge services and systems for securities trading, anti-money laundering surveillance and compliance – is looking for talented and passionately committed agile developers to work in our beautiful office in HANOI, VIETNAM. With Trapets, it is important to have a team spirit where we share knowledge, support each other and are driven by development both on the personal level and within the team / company.

At Trapets, you get the opportunity to work at a company with continuous profitable growth and which for the fourth year in a row has been named a Gazelle Company by Dagens Industri. Each year the award is given to the fastest growing companies in Sweden.

Do you want to contribute with us to the benefit of society and work to combat financial crime?

As a Full-stack .NET Developer, you will:

Responsible for designing, developing, and maintaining software solutions that meet business and user requirements. This includes writing maintainable code, collaborating with cross-functional teams to gather and analyse requirements, and participating in the entire software development lifecycle. The role involves debugging and resolving issues, optimizing application performance, and ensuring the scalability and reliability of software, which includes:

• Software Design & Development: Design, develop, test, and maintain software products and systems. Write clean, maintainable, and efficient code following best practices and coding standards. Under the guidance of senior team members, if needed.

• Team Collaboration: Collaborate with team members to ensure high-quality code through code reviews and testing.

• Performance Optimization: Optimize software systems for performance, scalability, and reliability.

• Continuous Improvement: Stay updated with new technologies and contribute ideas for process and system improvements.

• Debugging: Debug and resolve technical issues to ensure seamless software functionality, reliability and stability of the codebase. Diagnose, troubleshoot, and resolve software issues as they arise.

• Project Requirements: Participate in the development and design of features and systems based on project requirements

• Values: Actively contribute to our company values Engagement, Together, Trust, and Growth by embodying these in your daily work, promoting collaboration and fostering a supportive work environment

• Compliance: Adhere to all company policies, routines, rules, and regulations, ensuring compliance and accountability in daily tasks and decision-making.

Your skills and experience:

• At a minimum, you should have a bachelor’s degree in Software Development or equivalent.

• Have solid understanding of the full software development life cycle.

• Have at least 7 years’ experiences with Microsoft’s development stack: C#, .Net Framework, .Net Core, SQL Server.

• Have experience with Rest-API, microservices and cloud-based solutions.

• Have knowledge of TypeScript, HTML5, CSS3, JavaScript, and Query.

• Will be advance if you have experience with Angular and or React.

• Used to working in teams but also independently and have no problems moving freely in the stack and probably have an area you are stronger in.

• Proactive in adopting and leveraging AI assistants and agentic tools (e.g., GitHub Copilot, Claude Sonnet, Codex, ChatGPT) to optimize workflows and enhance productivity.

• Will be advance if you have experience of the financial market or have worked with Regtech / Fintech.

• Have excellent and analytical problem-solving skills.

• Have the ability to learn quickly and manage yourself independently.

• Have strong verbal and written communication skills in English.

Why you’ll love working here:

You will be:

• Stepping on developing software as services for Regulatory Finance business in a leading company.

• Working agile and being part of one of our development teams across countries and also working in close collaboration with our business experts.

• Long-term developing your career path on the edge of Microsoft as well as modern UI technologies.

• Living on our Scandinavian culture and office while working in Agile environment that has strong team spirit, openness, unceasing creativity and innovation.

What will you get?

• You’ll get to work with experienced software engineers worldwide at market leading, innovative Scandinavian SaaS company looking to accelerate growth.

• Scandinavian Work Culture: creativity, innovation and work-life balance.

• Competitive salary and 100% official salary during the probation period.

• Annual review and 13th month salary.

• Premium healthcare and & accident insurance.

• Wellness package supports employees stay healthy and wealthy.

• Exciting company outing/events and team building activities.

• On-site and training opportunities in Nordic.

• Modern working environment.