Vacancy experienced Java Full-stack Developer to Capital Markets

We are looking for an experienced Java Full-stack Developer to join our Capital Markets Channels team. You will design and build secure, scalable financial solutions in a DevSecOps-driven environment.

Key Responsibilities
- Develop and maintain Spring Boot microservices
- Build and manage event-driven integrations using Kafka
- Develop TypeScript frontends for internal and external users
- Modernize legacy Java workloads into containerized services
- Ensure security and compliance across the stack
- Drive CI/CD, infrastructure as code, and observability practices

Required Skills
- 5+ years in Java backend or full-stack development
- Experience with containerization (Docker) and CI/CD pipelines
- Familiarity with cloud platforms (AWS, Azure, or GCP)
- Security-first mindset (OAuth2/OIDC)

Nice to Have
- Apache Kafka Streams, Kafka Connect
- Open Banking standards
- Infrastructure as Code (Terraform, CDK, or similar)
- Observability tools (Prometheus, Grafana, ELK)
- Interest in cybersecurity and threat modeling

Why Join Us
- Work on mission-critical financial products
- DevSecOps-first culture
- Flexible work arrangements and continuous learning

For further information please contact Jan Jakobsson on e-mail jan.jakobsson@crosskey.fi alternatively HR Manager Monika Sigmark on email monika.sigmark@crosskey.fi. We are hiring continuously so please send your application as soon as possible https://www.crosskey.fi/career to but no later than 21st of September 2025.