Senior Software Engineer

20 hours ago

Karachi, Sindh, Pakistan Vaulsys Full time 900,000 - 1,200,000 per year

Job Description of Senior Java Developer

Job Title
: Senior Java Developer

Location:
Karachi

Company
: Vaulsys

Job Type:
Full-time

About Vaulsys:
Vaulsys is a leading technology company specializing in payment solutions. We are committed to delivering innovative solutions that drive business growth and customer satisfaction. Our team is composed of talented professionals dedicated to excellence in every aspect of our work.

Job Description:
We are seeking a highly skilled and experienced Senior Java Developer with experience in payment cards domain, digital cards and tokenization. The ideal candidate should have a strong background in Java development, and understanding of digital cards and tokenization concepts. As a Senior Java Developer, you will work closely with cross-functional teams to deliver high-quality software solutions that meet the needs of our clients and business objectives.

Key Responsibilities:

  • Design, develop, and maintain high-performance Java applications.
  • Collaborate with product managers, architects, and other developers to create innovative solutions.
  • Write clean, efficient, and well-documented code.
  • Perform code reviews and mentor junior developers.
  • Troubleshoot, debug, and resolve software defects.
  • Participate in the full software development lifecycle, including requirements gathering, design, testing, deployment, and maintenance.
  • Ensure that the developed applications are scalable, reliable, and secure.
  • Keep up-to-date with the latest industry trends and technologies.

Required Skills and Qualifications:

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 5+ years of experience in Java development.
  • Strong knowledge of Java SE, Java EE, and related frameworks (e.g., Spring, Hibernate).
  • Experience with RESTful APIs, micro services architecture, and web services.
  • Proficiency in database technologies (Oracle) and ORM tools.
  • Familiarity with front-end technologies (HTML, CSS, JavaScript) is a plus.
  • Experience with version control systems (e.g., Git).
  • Strong understanding of software development principles and design patterns.
  • Excellent problem-solving skills and attention to detail.
  • Ability to work independently and as part of a team.
  • Strong communication and interpersonal skills.

Preferred Qualifications:

  • Domain knowledge of financial technologies
  • Experience with cloud platforms (e.g., AWS, Azure, Google Cloud).
  • Knowledge of containerization and orchestration tools (e.g., Docker, Kubernetes).
  • Familiarity with CI/CD pipelines and DevOps practices.
  • Experience in Agile/Scrum development environments.
  • Certification in Java or related technologies is a plus.

Must-Haves:

  • Proven expertise in the payments and cards domain
  • Strong knowledge of card digitization and tokenization
  • Experience in integration with Tokenization Service Providers (TSPs) such as Thales or IDEMIA (preferred)

What We Offer:

  • Competitive salary and benefits package.
  • Opportunity to work on challenging and innovative projects.
  • Collaborative and supportive work environment.
  • Continuous learning and professional development opportunities.

How to Apply
: Interested candidates are invited to submit their resume to

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