Swedium Global Services is hiring a Senior Software Developer with Architectural responsibilities to strengthen our engineering team. The role involves full-stack development, cloud-native infrastructure, and modernization of mission-critical payment systems. The successful candidate will contribute to technical leadership, system design, and mentoring within the team.
Job Title: Senior Software Developer with Architectural
Work Mode: Hybrid
Location: Helsinki
Responsibilities:
Software Development
Deliver end-to-end solutions across backend, frontend, databases, integrations, and infrastructure.
Design, implement, and maintain software components using Java, Spring, TypeScript, Python, AWS, CDK, SQL.
Ensure code quality, reduce technical debt, and maintain a clean, scalable codebase.
Cloud & Infrastructure
Develop and operate AWS cloud-native solutions using infrastructure-as-code (CDK).
Maintain modern CI/CD pipelines, observability, and operational readiness.
Collaborate with Security and Platform teams to ensure resilience, scalability, and compliance.
Payment Technology
Contribute to the design and modernization of payment processing systems.
Enhance system reliability, scalability, and performance for mission-critical payment flows.
Ensure compliance with PCI standards and implement security best practices.
Collaboration & Leadership
Mentor and support other developers, fostering knowledge sharing.
Participate in code reviews, architectural discussions, and cross-team initiatives.
Influence technical decisions and propose improvements in system design and infrastructure.
Required Skills & Experience
Strong expertise in Java, Spring, TypeScript, Python, SQL.
Hands-on experience with AWS cloud services and CDK.
Proven track record in full-stack development and system architecture.
Experience in payment technology or other mission-critical systems is an advantage.
Familiarity with CI/CD practices, observability tools, and security compliance.
Strong collaboration, mentoring, and communication skills.