Senior Java Web Engineer

Job Description

Job title: Senior Java Web Engineer

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Location: New York, NY 10005

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* 1st Preference: New York City, NY

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* 2nd Preference: Massachusetts, Fort Mill, South Carolina, Raleigh, North Carolina, Washington DC

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Work Arrangement: Hybrid

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Employment Type: Contract

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Compensation: $45 per hour W2

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Desired Start Date: 09/19/2026

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About the Role:

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We are seeking an experienced [ Senior Java Web Engineer ] to join our team. The successful candidate will be responsible for the job responsibilities as listed below and will work closely with [team/stakeholders] to deliver high-quality solutions.

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Key Responsibilities:

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· Contributes to design, development, and implementation of backend services and web applications.

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· Writes clean, maintainable, and well-tested code following established engineering practices.

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· Participates in technical design discussions and collaborates with senior engineers and architects.

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· Works closely with frontend developers to integrate backend services with UI components.

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· Supports troubleshooting, debugging, and performance optimization of applications.

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· Breaks down user stories into technical tasks and delivers within agreed timelines.

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· Collaborates effectively in Agile teams with product owners, QA, and other developers.

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· Maintains and improves existing systems while ensuring stability and reliability.

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· Builds positive relationships within the team and contributes to a collaborative environment.

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· Communicates technical concepts clearly to both technical and non-technical stakeholders.

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· Continuously develops technical expertise and stays up to date with modern technologies and frameworks.

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Required Qualifications: [4-8]+ years of professional experience in [Java 21, React (version 17), Spring Boot 3.x ].

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Essential skills:

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· Strong Java fundamentals (Java 21 preferred) including core concepts (collections, concurrency, memory management).

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· Solid experience with Spring Framework (Spring 4+) and Spring Boot 3.x.

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· Experience building and consuming REST APIs.

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· Good knowledge of React (version 17) and integration with backend services.

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· Strong understanding of web application architecture and client-server communication.

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· Experience with SQL and relational databases (e.g. PostgreSQL).

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· Proficiency with version control (Git) and build tools (Maven/Gradle).

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· Strong focus on clean code, unit testing, and code reviews.

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· Familiar with Agile development practices.

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· Comfortable working in Linux/Unix environments.

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· 4–8+ years of software engineering experience.

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Other desirable skills:

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· Experience with JSF / JSP applications and legacy UI technologies.

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· Familiarity with modern frontend practices and component-based architectures.

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· Experience with CI/CD pipelines and testing practices.

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· Exposure to Docker / containerization.

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· Basic understanding of distributed systems.

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· Familiarity with Spring ecosystem tooling.

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· Knowledge of financial systems or trading platforms is a plus.

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Educational background:

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· BS/MS in Computer Science or equivalent software engineering qualification.

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Interviews:

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There are three rounds of interview to select the candidate

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Round 1: Technical discussion

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Round 2: Live coding test by client

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Round 3: Technical discussion with client (Face to face for New York location candidates, Virtual for other location candidates)

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Work Authorization: Applicants must be legally authorized to work in the United States.

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Equal Employment Opportunity

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Themesoft Inc is an Equal Employment Opportunity employer. We consider qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other status protected by applicable federal, state, or local law.

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