Senior Java Developer (A)
For one of our clients, we are seeking an experienced Senior Java Developer (A) to strengthen a mission-critical financial platform. This role focuses on building and operating highly available, low-latency distributed backend systems in a complex, global environment.
WORKLOAD
80–100%
WORKPLACE
Zurich / Remote (only from Switzerland)
START DATE
ASAP
END DATE
31.05.2027
REFERENCE
3798
TYPE
Contracting
Tasks
- Design, build, and evolve robust distributed systems with a strong focus on scalability, latency, consistency, and fault tolerance
- Apply distributed systems principles such as consistency models, idempotency, back-pressure, and resiliency patterns to financial workloads
- Develop and maintain high-performance backend services and APIs using Java, Spring, and Spring Boot
- Optimize end-to-end latency, asynchronous processing, and IO efficiency
- Identify and resolve performance bottlenecks using profiling, benchmarking, and load testing
- Integrate complex internal financial platforms and third-party services with high standards of correctness and data integrity
- Design reliable messaging and integration flows using JPA, JDBC templates, JMS, and event-driven architectures
- Ensure financial-grade engineering standards including auditability, security, and controlled change
- Collaborate closely with product managers, designers, and global engineering teams to translate business requirements into technical solutions
Requirements
- Completed degree in Computer Science, Software Engineering, or a comparable technical field
- Strong experience in Java backend development (Core Java, Collections, JSON, JDBC)
- Proven expertise in distributed systems, microservices, and event-driven architectures
- Hands-on experience with Spring Framework and Spring Boot
- Solid knowledge of relational databases, JPA, JDBC, and messaging systems (JMS)
- Experience with Unix/Linux environments and bash scripting
- Good understanding of security concepts such as OAuth2, API security, and IAM
- Experience with cloud platforms, preferably Microsoft Azure
- Familiarity with containerization and orchestration (Docker, Kubernetes)
- Experience with CI/CD pipelines and DevOps practices
- Background in financial services or regulated environments is a strong advantage
- Fluent English language skills (spoken and written)
Soft Skills
- Strong ownership mindset with a clear focus on reliability and business impact
- Excellent communication skills and ability to work in global, cross-functional teams
- Analytical and performance?driven problem solver with high quality standards
Your contact
Praveen Rajkumar
