Sr. Java Backend Developer

Job Description

Skill Set

• Microservices SpringBoot

• Total Experience :

• 5.00 to 20.00 Years

• No of Openings :

• 1

• Job Post Date :

• 28/07/2026

• Job Expiry Date :

• 31/08/2026

• Domain :

• IT

• Location :

• MIDDLETOWN [United States]

• Job Reference No :

• 4098295

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• Job Summary

• Sr. Java Backend Developer

• Location: Middletown, NJ (Onsite from Day 1)

• Full Time with Tech Mahindra

Role Summary

We are seeking a seasoned Java Backend Engineer with 10+ years of hands-on experience building secure, high-performance backend systems. The ideal candidate brings deep technical expertise, strong logical reasoning, and a proven track record of writing production-grade business logic with comprehensive test coverage and security-first design.

Key Responsibilities

Architect and implement complex backend services and APIs using Java (17/21+).

Design standalone, framework-agnostic business logic that is modular, testable, and maintainable.

Define and enforce unit/integration testing standards across the team (JUnit 5, Mockito, AssertJ).

Lead security reviews — identify and remediate vulnerabilities (OWASP Top 10, SAST/DAST).

Mentor junior/mid engineers on secure coding practices, testing strategies, and clean design.

Drive technical decisions on architecture, patterns, and technology adoption.

Own performance-critical paths: concurrency, caching, data pipeline optimization.

Conduct threat modeling, secure design reviews, and incident root-cause analysis.

Required Skills:

Core Java & Architecture (10+ years).

Expert-level Java (8 through 21+), Collections, Streams, Generics, Concurrency (java.util.concurrent, virtual threads).

Deep mastery of SOLID, GRASP, and design patterns (Strategy, Factory, Builder, Chain of Responsibility, Decorator, Observer).

Proven experience structuring domain logic independent of frameworks (hexagonal/ports-and-adapters/clean architecture).

Advanced Spring ecosystem: Spring Boot, Spring Security, Spring Data, Spring Batch, Spring Cloud.

Experience designing distributed systems, microservices, and event-driven architectures.

The pay range for this role is $110,000- $120,000 per annum including any bonuses or variable pay. Tech Mahindra also offers benefits like medical, vision, dental, life, disability insurance and paid time off (including holidays, parental leave, and sick leave, as required by law). Ask our recruiters for more details on our Benefits package. The exact offer terms will depend on the skill level, educational qualifications, experience and location of the candidate.

Tech Mahindra is an Equal Employment Opportunity employer. We promote and support a diverse workforce at all levels of the company. All qualified applicants will receive consideration for employment without regard to race, religion, color, sex, age, national origin, or disability. All applicants will be evaluated solely on the basis of their ability, competence, and performance of the essential functions of their positions with or without reasonable accommodations. Reasonable accommodations also are available in the hiring process for applicants with disabilities. Candidates can request a reasonable accommodation by contacting the company ADA Coordinator at ADA_Accomodations@TechMahindra.com

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