Senior Java Developer
Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Nov 13, 2026. Symphoni HR scores A on the Alion truth index.
The Senior Java Developer will design and build high-performance backend services using Java 17, Spring Boot and microservices architecture. The role focuses on distributed systems, real-time low-latency workloads and large-scale data processing, working with in-memory computing and gRPC/REST service design. You will own performance, scalability and reliability across the services you build.
SYMPHONI HR is hiring on behalf of a leading financial services organisation operating in the banking sector at significant scale. The client is known for its data-driven culture, engineering excellence and commitment to building resilient, high-performance platforms that serve a large customer base.
Responsibilities
- Develop applications in Java 17 with a strong emphasis on functional programming practices
- Build and maintain services using Spring Boot and related Spring modules such as web, data and security
- Design and implement gRPC and REST services within a Big Data ecosystem
- Benchmark API performance and tune garbage collection to meet throughput and latency targets
- Profile applications and optimise efficient processing and transfer of large datasets
- Design systems for real-time, low-latency workloads
- Work with Apache Ignite as a distributed in-memory computing platform
- Manage large-scale cache usage, distributed computation and high-throughput data flows
Requirements
- 5+ years of Java software engineering experience
- Strong proficiency in Java and Java programming
- Hands-on experience with Spring Boot and microservices architecture
- Solid experience in REST API development
- Understanding of distributed computing principles
- Experience with gRPC and Apache Ignite is preferred
- Experience in garbage collection tuning and application profiling
- Ability to work from office in Mumbai / Pune / Gurugram
Qualifications
5+ years of Java software engineering experience Strong proficiency in Java and Java programming Hands-on experience with Spring Boot and microservices architecture Solid experience in REST API development Understanding of distributed computing principles Experience with gRPC and Apache Ignite is preferred Experience in garbage collection tuning and application profiling Ability to work from office in Mumbai / Pune / Gurugram
Skills
Java, Spring Boot, Microservices, Rest API Development, Distributed Computing, Java Programmer, gRPC, Apache Ignite, Garbage Collection Tuning, Application Profiling