Senior C# Engineer
Senior
Full time
Position overview
We are looking for a Senior C# Engineer to join our FinTech team developing a remittance and payment services platform. The project focuses on building secure and compliant systems for international money transfers, partner integrations, and automation of financial operations.
We expect the new team member to be technically strong, proactive, and business-oriented, with proven experience in FinTech system development — ideally in areas such as core banking, remittance, or API-based financial integrations. You will work closely with business and operations teams to ensure efficient, accurate, and transparent financial workflows.
Only candidates located in Madrid will be considered.
Project Description A licensed remittance and payment services provider focused on enabling fast, secure, and compliant international money transfers. The company operates within the FinTech domain, serving global remittance corridors and integrating with multiple partners and financial institutions through API-based connectivity.
YOUR BACKGROUND
- 5+ years of commercial experience in backend development using C# / .NET
- Proven experience in FinTech systems — such as core banking, remittance platforms, or payment processing
- Strong understanding of money movement, reconciliation, and transaction workflows
- Hands-on experience with RESTful APIs, partner/banking integrations, and automation of financial operations
- Solid knowledge of SQL databases and experience with data consistency / reconciliation logic
- Experience building and maintaining scalable backend services and API-based architectures
- Understanding of security and compliance aspects in financial data exchange
- Ability to define and document functional and technical requirements
- Experience collaborating with business and operations teams to improve processes
- Excellent communication skills and a proactive approach to solving business and technical challenges
- English - B2+
Responsibilities
- Develop and maintain backend services in C#
- Build integrations with partner and banking APIs
- Automate internal operations and reconciliation processes
- Contribute to functional and technical requirements definition
- Collaborate closely with business and operations teams to optimize financial workflows
WE OFFER
- 20 billable days off in the first year of cooperation, all next years - 25 billable days off
- Fair and competitive compensation
- Friendly team and enjoyable working environment
- Clearly described business processes in the company that really work
- Regular updates on company news, Q&A sessions with top management
- Flexible work schedule
- Remote work mode
- Ability to transfer unused vacation to the next year
- Partial coverage of co-working costs
- Regular online team-building events
APPLICATION FORM
Apply for this position now!
Send us your CV - we’ll contact you.






