Java Backend Developer – Spring Boot | Senior Position

Winzons; India; On-site; INR 3,000,000 - 5,400,000; Full time

Job summary

Luxoft in Bangalore, India is seeking a Senior Backend Developer with 9–13 years of hands-on experience in Java and Spring. You will design and implement microservices, work with MongoDB and cloud tech, and contribute to ETL solutions and platform automations.

The role emphasizes policy design, network behavior analysis, and security policy implementation. The ideal candidate will be proficient in containers (Docker/Kubernetes/OpenShift), CI tools, and modern front-end integration with

Qualifications

• Bachelor's degree in CS/IT/Engineering or equivalent experience.
• 9–13 years of backend development experience.
• Strong hands-on coding in Java and Spring boot.
• Experience with microservices, containers, and cloud platforms.

Responsibilities

• Implement micro-segmentation use case including policy architecture and rollout plans.
• Work with large datasets to design micro-segmentation policy based on network flows and security requirements.
• Contribute to code architecture/design, testing, and documentation for ETL solutions and platform automations.
• Perform application-based segmentation policy design and analyse network traffic to extract connection intents.
• Test and implement application security policies.

Skills

Core Java

Spring Framework

Microservices

MongoDB

GCP

Kafka

JPA

JTA

CDI

Docker

Kubernetes

OpenShift

Maven

Gradle

Git

TeamCity

Jenkins

React

TypeScript

Redux

Puppeteer

Jest

Enzyme

NPM

ag-grid

Axios

moment

lodash

English (Upper-Intermediate)

Education

Bachelor's Degree in Computer Science/IT/Engineering

Tools

PostgreSQL

Oracle

Job description

Company Name: Luxoft

Job Role: Senior Backend Developer

Experience Required: 9 to 13 Years

Location: Bangalore, India

Interview Date (if shortlisted): 20th June 2026 (Saturday), Bangalore

Industry: IT Services / Software Engineering / Cloud & Enterprise Systems

Qualification: Bachelor's Degree in Computer Science, Information Technology, Engineering, or equivalent experience

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