.NET Developer (Fintech)

TL;DR

.NET Developer (Fintech): Building and maintaining backend services for a leading digital investment platform in Saudi Arabia with an accent on secure, scalable architectures and third-party integrations. Focus on developing RESTful APIs, optimizing database performance, and implementing domain-driven design.

Location: Remote (Sofia, Bulgaria)

Company

hirify.global is a professional IT services provider focusing on delivering scalable software solutions for international clients.

What you will do

• Design and develop backend applications and services using modern .NET technologies.
• Build RESTful APIs and implement domain-driven service architectures.
• Develop and maintain integrations between back-office systems and third-party platforms.
• Optimize database interactions and queries using SQL Server and Oracle for high performance.
• Troubleshoot production issues, perform root-cause analysis, and deliver timely fixes.
• Collaborate with stakeholders and product teams to ensure security and financial data compliance.

Requirements

• 4+ years of experience in C# and .NET backend development.
• 2+ years of experience with .NET Core 8 / .NET 10.
• Previous hands-on experience in fintech, trading, brokerage, or investment-related projects.
• Strong experience designing RESTful APIs and utilizing Domain-Driven Design (DDD).
• Knowledge of OAuth, JWT, and common enterprise integration patterns.
• English: B2 or higher required for effective communication with an international team.

Culture & Benefits

• Internal mobility program providing opportunities for career growth and job rotations.
• Long-term cooperation rewards via the hirify.global Club and referral bonuses.
• Access to learning courses, professional certificates, and industry IT events.
• Multisport membership and language course support.
• For employment contracts: Life insurance, cafeteria system, and paid days off for volunteering.

Hiring process

• Stage 1: Technical Interview (approximately 1.5 hours).
• Stage 2: Client Interview.
• Stage 3: Final Client Interview.