Senior Backend Developer – Java (9+ Years Exp)

Winzons; India; On-site; INR 2,800,000 - 4,000,000; Full time

Job summary

Luxoft in Bangalore is seeking a Senior Java Backend Developer to design and implement scalable microservices in a data-intensive environment. You will contribute to ETL solutions, platform automation, and architecture decisions across Java, Spring, and cloud-native tools.

The role emphasizes securing and optimizing service interactions while leveraging Docker, Kubernetes, and CI/CD practices. The ideal candidate has 9–12 years of experience with strong Java expertise, Spring, microservices, and

Qualifications

• Experience with large-scale microservices architectures and cloud-native development.
• Strong hands-on coding in Core Java with Spring, and knowledge of Java EE APIs.
• Experience with ETL solutions, data processing, and platform automation.

Responsibilities

• Implement micro-segmentation use cases including policy architecture and rollout.
• Analyze large datasets to design network/security policies based on flows.
• Contribute to code architecture, testing, and documentation for ETL and platform automations.
• Design application-based segmentation policies and analyze network traffic for access policies.

Skills

Core Java

Spring Framework

Microservices

MongoDB

GCP

Kafka

JPA

Docker

Kubernetes

OpenShift

Maven/Gradle

Git

Jenkins/TeamCity

React/Typescript

Redux/Puppeteer/Jest

Tools

JVM tooling

Docker

Kubernetes

OpenShift

Job description

Company Name: Luxoft
Job Role: Senior Java Backend Developer
Experience Required: 9 to 12 Years
Location: Bangalore, India
Interview Date (if shortlisted): 20th June 2026 (Saturday)
Industry: IT Services / Software Engineering / Cloud & Platform Engineering
Project Type: Microservices, Security, Cloud Platform Development

Note : If shortlisted, you will be invited for initial rounds on 20th June 2026, Saturday in Bangalore

Project description :

Building reusable components is a strategic move for the platform's scalability, and the shift toward gRPC and Spec-driven development aligns perfectly with modern high-performance standards

Responsibilities :

• Implementation of micro-segmentation use case including design and execution of policy architecture and rollout plans.
• Work with, manage and analyze large datasets to design micro-segmentation policy based on network flows and security requirements.
• Contribute to code architecture/design, testing, implementation and documentation for ETL solution and platform automations alongside development resource.
• The ideal candidate will be required to perform among other duties, the scope of work lightly defined below :
• Application based segmentation policy design
• Network traffic flow analysis to extract connection intent (user vs administrator access)
• iii. Testing and implementation of application security policy

Skills :

Must have :

• Core Java
• Good hands-on coding skills
• Spring Framework
• Microservices
• MongoDB
• GCP
• Kafka or other messaging
• Knowledge of crucial APIs : JPA, JTA, CDI, etc.
• Knowledge of various design and architectural patterns
• Understanding of microservices architecture
• Containerization solutions (e.g. Docker, Kubernetes, OpenShift)
• Building tools (e.g. Maven, Gradle)
• Version Control (e.g. Git)
• Continuous Integration systems (e.g. TeamCity, Jenkins)
• An extensive understanding of web fundamentals, HTML, CSS, and JavaScript.
• Extensive experience building modern web applications using React Javascript library (including modern features e.g. React Hooks), Typescript, and Redux, creating beautiful and professional-looking front-end UIs.
• Experience building unit & e2e test suites against React applications using Puppeteer/Jest and Enzyme
• Experience with common NPM libraries : ag-grid, Axios, moment, lodash
• English Upper-Intermediate
• Be well versed with concepts of references, class instances, methods, objects, constructors, mutable/immutable class concepts, functional interface, array list, linked list, hashmap, collections, the difference between recoverable and non-recoverable exceptions, Inversion Control, design a data structure that supports Insert, Delete, Search in constant time complexity, etc.

Nice to have :

• Experience in the finance industry and work with the Fintech community
• PostgreSQL/Oracle
• Facing off to key business stakeholders