Our partner is looking for a Senior Software Engineer (Backend): Onboarding based in Spain. This is an opportunity to build and evolve the backend infrastructure that enables businesses and their customers to access secure, compliant financial services. The platform orchestrates KYC/KYB checks, identity verification, sanctions and PEP screening, customer risk assessments, and agreement signing. This is a hands-on engineering role in an international, fast-growing environment with a hybrid or remote working approach. Design, build, and operate reliable backend services supporting the complete customer onboarding and identity verification journey. Develop and maintain APIs and orchestration capabilities for KYC/KYB, identity verification, sanctions and PEP screening, automated customer risk assessments, and agreement signing. Collaborate closely with Product Managers and engineers within the Embedded Payments and Onboarding squad to deliver high-quality solutions and iterate efficiently. Integrate third-party identity verification and regulatory technology providers, including solutions such as SumSub and Orbis, as well as workflow orchestration technologies such as Temporal.



Work with Salesforce specialists and engineering teams to incorporate Salesforce effectively into existing engineering workflows and systems. Strong professional experience as a backend software engineer, with deep proficiency in Java, Kotlin, or similar JVM-based programming languages. Solid understanding of relational databases, particularly PostgreSQL, and event-driven architectures using technologies such as Kafka, AWS SQS, and SNS. Experience working with cloud platforms such as AWS, Google Cloud Platform (GCP), or Microsoft Azure. Practical experience with containerization and orchestration technologies, including Docker and Kubernetes. Familiarity with infrastructure-as-code concepts and modern software delivery practices, including CI/CD pipelines. Experience with observability and reliability practices, including logging, metrics, distributed tracing, and performance optimization. Comfortable using Jira, Confluence, Git-based workflows, and collaborative software development processes. Experience with reconciliation systems, idempotency patterns, and eventual consistency in financial workflows is an advantage. Versátil

working hours
and a hybrid/remote working approach. Flexible holiday policy.

📌 (Senior) Software Engineer (España)
🏢 Jobgether
📍 España