Who you are
- Fluency in written and spoken English, our business language
- At least 5 years of experience in software development, ideally in a product-focused environment
- Strong expertise in TypeScript, particularly for backend development with Node.js
- A proven track record of designing and delivering high-quality, scalable products
- Strong architectural knowledge, including experience with micro-services and maintainable system design
- The ability to lead initiatives and make sound decisions with a high degree of ownership and autonomy
- A product-oriented mindset, with the ability to contribute to discovery, prioritisation, meetings, and squad rituals
- Experience working in financial services, payments, fintech, or another regulated industry
- Experience with wallet, treasury, cash management, accounting, reconciliation, or payment account products
- Experience integrating with third-party providers through APIs, external services, and webhooks
- Experience with ledgers, financial data consistency, event-driven systems, or event-sourcing patterns




- Knowledge of compliance, security, banking operations, or maintaining reliable regulated platforms
- Experience with AWS, Kubernetes, Terraform, or infrastructure-as-code
- Experience supporting international, multi-entity, or multi-currency use cases
What the job involves
- We are looking for a talented Senior Software Engineer to join our Product, Design, and Engineering organisation and help shape the future of spend management
- You will join our Wallet squad, part of the Payment Groups, helping build reliable, scalable, and user-friendly financial services for finance teams
- This role is primarily backend-focused, with an expected split of approximately 70% backend and 30% frontend
- You will take ownership of functional and technical topics across the full feature lifecycle, from discovery and specification through technical design, development, testing, documentation, deployment, and maintenance
- As a

📌 Senior Software Engineer (Barcelona)
🏢 Spendesk
📍 Barcelona