Insight Global are seeking a Senior Back-End Engineer for a leading general financial technology organisation specialising in international payments, foreign exchange, and multi-currency account solutions.
This position requires 3 days onsite in Alcobendas, Spain.
The successful candidate will play a key role in designing, developing, and supporting scalable backend services that power payment processing, onboarding, compliance workflows, settlement functions, and other critical financial platform capabilities. Working closely with product, compliance, operations, architecture, and engineering teams, you will drive technical solutions from initial design through deployment and production support while helping modernise existing systems and services.

Key responsibilities include:
- Design and own backend services supporting payments, onboarding, KYC, KYB, foreign exchange, settlement, and related financial platform functions.
- Lead technical delivery from requirements gathering and solution design through deployment and production support.




- Develop and maintain partner integrations and settlement infrastructure supporting business-critical operations.
- Own service reliability, observability, monitoring, incident response, and operational excellence.
- Lead architecture discussions, design reviews, and technical decision-making initiatives.
- Mentor engineers through code reviews, technical guidance, and development best practices.
- Partner with product, compliance, operations, and engineering stakeholders to deliver scalable and compliant solutions.
- Utilise AI-assisted development tools throughout the software development lifecycle to improve productivity, testing, and delivery outcomes.
- Contribute to application modernisation and legacy system migration initiatives.

Must-Have Requirements Include:
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline, or equivalent practical experience.
- Strong experience developi

📌 Senior Back End Developer (Madrid)
🏢 Insight Global
📍 Madrid