Key skills
DockerRuby on RailsSOAPSQLSwift.NETC#CRubyRailsSQL ServerCI/CDCommunication
About this role
Role Overview
- Develop and maintain backend payment processing services using C# /.NET
- Implement and process ISO 20022 and SWIFT MT/MX payment messages
- Integrate with bank APIs, real-time payment rails, and file-based channels
- Support the full payment lifecycle from initiation to clearing, settlement, and reconciliation
- Ensure security, compliance, error handling, and auditability of payment flows
- Collaborate with engineering, product, and compliance teams
- Contribute to code reviews, testing, CI/CD, and technical documentation
Requirements
- 6+ years of hands-on experience with C# / .NET (Core / 6 / 7 / 8)
- Strong, practical experience with payment systems and banking integrations
- Advanced knowledge of ISO 20022, SEPA, and payment messaging standards
- Hands-on experience with SWIFT, FPS, BACS, CHAPS, TARGET2
- Proven experience with Open Banking and regulated payment environments
- Experience with REST, SOAP, SFTP, XML/JSON, message queues, and SQL Server
- Secure coding practices and familiarity with Docker
- Excellent English communication skills.
Tech Stack
- Docker
- Ruby on Rails
- SOAP
- SQL
- Swift
- .NET
Benefits
- Hybrid working arrangements