OPSWAT, a global leader in IT, OT, and ICS critical infrastructure cybersecurity, delivers an end-to-end platform that gives public and private sector organizations and enterprises the critical advantage needed to protect their complex networks, secure their devices, and ensure compliance. Over the last 20 years our commitment to innovative technology has earned the trust of more than 1,700 organizations, governments, and institutions globally, solidifying our role in protecting the world's critical infrastructure and securing our way of life.
The Position
At OPSWAT, we're on a mission to protect the world's most critical infrastructure. As a U.S.-based cybersecurity leader, we're expanding our R&D footprint in Vietnam — and we're looking for a passionate, hands-on Backend Engineer to develop of our most strategic solutions: MetaDefender Secure Managed File Transfer.
MetaDefender Secure MFT empowers enterprises to securely transfer sensitive files across systems, networks, and borders. Trusted by governments and global organizations, we are at the heart of secure data movement — and we're expanding its future in Ho Chi Minh City.
What You Will Be Doing:
- Designing and developing backend components using C#/.NET for high-performance and scalable solutions.
- Implementing backend tasks, including database management and API development.
- Identifying and resolving functionality issues to ensure optimal backend performance.
- Writing and maintaining clean, well-documented code, along with necessary diagrams.
- Analyzing and optimizing the current backend codebase to enhance efficiency and scalability.
What We Need from You
- Bachelor's degree in computer science, information technology, system engineering, or a related field.
- 2-3 years' experience with .NET/C#.
- Experience with REST API, SQL, and a reasonable understanding of network protocols.
- Good programming and debugging skills.
- Good understanding and knowledge of OOP and data structures.
- Experience or familiarity with file transfer protocols, file encryption, and data security is a plus.
- Be self-motivated and have a proven ability to work well in a fast-paced team environment.
- Exceptional problem-solving skills and logical mindset.
- Good verbal and written communication skills in English.
It Would be Nice if You Had
- Familiarity with frontend technologies (Angular).
- Experience with CI/CD pipeline, HA solutions.
- Knowledge of security best practices.
- Experience with Agile/Scrum working environment.
At OPSWAT, we're not just building products — we're protecting the systems the world depends on. MetaDefender Managed File Transfer is one of our fastest-growing solutions, and this is your opportunity to lead its future from the heart of Vietnam's thriving tech scene.
You'll join a company that values innovation, impact, and integrity — and a team that's growing fast with the support of a global organization. If you're ready to lead, mentor, and build secure software that matters, let's make it happen — together.
#LI-onsite
OPSWAT is an equal opportunity employer. We celebrate diversity and are committed to providing an environment where equal employment opportunities are extended to all employees and applicants, free of discrimination and harassment of any type. All employment decisions are based on individual qualifications, job requirements, and business needs without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other category protected by federal, state, or local laws.
Recruiting Agencies: we do not accept unsolicited resumes from third party agencies for any of our open positions. To submit resumes for our jobs, there must be a recruiting contract approved by our legal team and endorsed by both parties. We are currently not accepting additional 3rd party agencies at this time.
