Java developer senior
Kstack
Job Description
We are looking for a Senior Developer to design, build, and support enterprise applications for the financial market, including funds, cards, and payments, in hybrid environments (on-premises + cloud).
Required Stack- Java 11+ / EE 9+
- Spring Boot
- Python 3.x
- AWS:
- Lambda
- API Gateway
- Step Functions
- GitLab CI/CD
- Relational databases
- Node.js
- React
- NestJS
- IBM DB2
- IBM MQ
- Redis
- DynamoDB
- OpenShift
- OAuth 2.0
- Splunk
- Dynatrace
- Jira
- ServiceNow
- Design and maintain REST APIs and scalable applications;
- Integrate legacy/mainframe systems with cloud services;
- Build CI/CD pipelines;
- Monitor and resolve production incidents;
- Mentor junior and mid-level developers.
A hands-on engineer who can comfortably work across architecture, coding, deployment, and operational support, experienced in complex financial market ecosystems and able to communicate effectively with both technical and non-technical stakeholders in Agile teams.