Java Full Stack Developer – Spring, React/Angular, SQL & REST APIs

Job Summary

Synechron is seeking a Java React Developer to develop, maintain, and enhance Java-based applications and systems with React or Angular user interfaces. The role contributes to the delivery of reliable, scalable, and maintainable software solutions that support business and technology objectives.

The successful candidate will work across backend and frontend development, collaborate with cross-functional teams, participate in code reviews, resolve technical issues, and apply software development practices that support quality, maintainability, and timely delivery.

Software Requirements

Required Software Skills

• Java: Strong programming experience in Java and practical experience developing enterprise or web-based applications.
• Java EE: Strong knowledge of the Java EE platform and its application in enterprise software development.
• React or Angular: Experience developing web application interfaces using React or Angular.
• Spring, Hibernate, or JSF: Experience with one or more Java web development frameworks.
• Relational databases and SQL: Experience designing, querying, integrating with, and troubleshooting relational database solutions.
• RESTful web services: Understanding and practical experience developing or integrating RESTful services.
• Git or equivalent version control system: Experience with source-code management, branching, merging, and code collaboration.
• Agile methodologies: Familiarity with Agile software development practices and delivery cycles.
• Development versions: Experience working with the Java, Java EE, React, Angular, framework, database, and tooling versions used by the assigned Synechron project, including the ability to understand compatibility and upgrade considerations.

Preferred Software Skills

• Experience with both React and Angular.
• Experience with additional Spring capabilities, Hibernate-based persistence, or JSF-based applications.
• Familiarity with automated testing, build, deployment, code-quality, and continuous integration tools.
• Experience with API documentation, monitoring, logging, and application performance tools.
• Exposure to cloud-based application development environments.
• Familiarity with accessibility, responsive design, and frontend performance practices.

Equivalent tools and technologies may be considered where they provide comparable capabilities.

Overall Responsibilities

• Develop and maintain Java-based applications and systems using Java and Java EE technologies.
• Develop and enhance web interfaces using React or Angular.
• Write clean, maintainable, scalable, and testable code across backend and frontend components.
• Design, develop, integrate, and maintain RESTful web services.
• Work with relational databases and SQL to support application functionality and data requirements.
• Use Spring, Hibernate, JSF, or other approved Java web development frameworks as applicable to the assigned solution.
• Collaborate with cross-functional teams to develop new features and improve existing functionality.
• Participate in requirements discussions, technical design activities, sprint planning, reviews, and other Agile ceremonies.
• Participate in code reviews and ensure that code adheres to applicable development, security, testing, and quality standards.
• Debug and resolve technical issues in a timely manner, including application, integration, data, and performance-related issues.
• Create and maintain technical documentation for application components, interfaces, configurations, and support procedures.
• Use Git or an equivalent version control system to manage source code and collaborate on development activities.
• Identify opportunities to improve application performance, maintainability, reliability, usability, and scalability.
• Stay current with relevant developments in Java, React, Angular, Java EE, web development, and related technologies.
• Support sustainable software practices by reducing unnecessary processing, improving application efficiency, reusing maintainable components, and considering long-term supportability.
• Deliver software increments that meet agreed requirements, quality standards, security expectations, and release timelines.

Technical Skills (By Category)

Programming Languages

Essential

• Strong programming skills in Java.
• Experience applying object-oriented programming principles.
• Experience writing clean, maintainable, scalable, and testable code.
• Working knowledge of SQL for data retrieval, manipulation, validation, and troubleshooting.
• Experience with JavaScript or TypeScript when developing React or Angular applications.

Preferred

• Experience with modern Java language features relevant to the assigned application.
• Familiarity with scripting or other programming languages used for automation and application support.

Databases/Data Management

Essential

• Experience with relational databases and SQL.
• Understanding of database tables, relationships, indexes, transactions, constraints, and query performance.
• Ability to integrate Java applications with relational databases.
• Experience troubleshooting data-related application issues.

Preferred

• Experience with ORM and persistence technologies such as Hibernate.
• Familiarity with database performance optimization, migration processes, stored procedures, or data validation practices.
• Exposure to non-relational data stores where relevant to the assigned solution.

Cloud Technologies

Essential

• Ability to understand how application deployment, configuration, scalability, availability, and monitoring operate in a distributed or cloud-enabled environment.

Preferred

• Experience developing, deploying, or supporting Java and frontend applications in cloud environments.
• Familiarity with cloud application services, containerized deployments, environment configuration, and application monitoring.

Frameworks and Libraries

Essential

• Experience with one or more of Spring, Hibernate, or JSF.
• Experience with React or Angular for web application development.
• Understanding of component-based frontend development and integration between frontend applications and backend services.
• Experience developing or consuming RESTful web services.

Preferred

• Experience with additional Spring modules or frontend libraries relevant to the assigned application.
• Familiarity with frontend state management, reusable components, responsive design, or frontend testing.
• Exposure to API integration, service-layer design, and application modernization practices.

Development Tools and Methodologies

Essential

• Familiarity with Agile software development methodologies.
• Experience using Git or an equivalent version control system.
• Experience with code reviews, defect resolution, testing, debugging, and software development lifecycle activities.
• Ability to work with development standards, branching practices, release processes, and technical documentation.

Preferred

• Experience with automated unit, integration, or frontend testing.
• Familiarity with continuous integration and continuous delivery practices.
• Experience with build automation, code-quality analysis, issue tracking, logging, and application monitoring tools.
• Experience working in iterative development teams with shared delivery ownership.

Security Protocols

Essential

• Understanding of secure application development practices for Java, web applications, databases, and RESTful services.
• Awareness of authentication, authorization, input validation, secure data handling, and protection of sensitive information.
• Ability to identify and address security-related defects in collaboration with appropriate technical teams.

Preferred

• Familiarity with secure API design, session management, encryption, access control, and common web application security risks.
• Experience applying security and privacy requirements during application development, testing, and release activities.

Experience Requirements

• 5-10 years of experience in Java software development or related application development roles.
• Experience developing and maintaining Java-based applications and systems.
• Experience with Java web development frameworks such as Spring, Hibernate, or JSF.
• Experience with React or Angular for web application development.
• Experience working with relational databases and SQL.
• Experience with Agile software development methodologies and version control systems such as Git.
• Experience developing or integrating RESTful web services.
• Industry experience in technology-focused or software development environments is preferred.
• Candidates may also qualify through equivalent combinations of Java backend development, frontend development, application integration, software engineering, or full-stack development experience that demonstrate the required skills and outcomes.

Day-to-Day Activities

• Develop, enhance, test, and maintain Java backend services, React or Angular interfaces, database integrations, and RESTful web services.
• Collaborate with cross-functional team members during requirements discussions, Agile ceremonies, technical reviews, code reviews, and feature delivery activities.
• Investigate defects and production or development issues, implement fixes, update technical documentation, and contribute to application quality and performance improvements.
• Make implementation decisions within the agreed technical scope, manage assigned development priorities, and escalate risks, dependencies, or design concerns when required.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field; equivalent relevant professional experience may be considered.
• At least 3 years of experience in Java software development is required as stated; the position additionally targets candidates with 5-10 years of relevant professional experience.
• Certification in Java, software development, Agile delivery, cloud technologies, or a related discipline is preferred but not mandatory.
• Relevant training in Java, Java EE, React, Angular, web services, databases, secure development, testing, or Agile methodologies is preferred.
• Commitment to continuous professional development through technical training, hands-on learning, knowledge sharing, and awareness of evolving Java and web development practices.

Professional Competencies

• Apply structured problem-solving and analytical reasoning to debug complex issues, assess technical options, and identify sustainable solutions.
• Contribute effectively to team delivery, participate in code reviews, share technical knowledge, and support common engineering standards.
• Communicate technical information, delivery progress, risks, dependencies, and implementation decisions clearly with technical and non-technical stakeholders.
• Adapt to changing requirements, application architectures, technology versions, development practices, and delivery priorities.
• Identify opportunities to improve application design, code quality, performance, maintainability, usability, and long-term supportability.
• Manage multiple development tasks, prioritize effectively, maintain attention to detail, and deliver work within agreed timelines and quality expectations.

S YNECHRON’S DIVERSITY & INCLUSION STATEMENT

Diversity & Inclusion are fundamental to our culture, and Synechron is proud to be an equal opportunity workplace and is an affirmative action employer. Our Diversity, Equity, and Inclusion (DEI) initiative ‘Same Difference’ is committed to fostering an inclusive culture - promoting equality, diversity and an environment that is respectful to all. We strongly believe that a diverse workforce helps build stronger, successful businesses as a global company. We encourage applicants from across diverse backgrounds, race, ethnicities, religion, age, marital status, gender, sexual orientations, or disabilities to apply. We empower our global workforce by offering flexible workplace arrangements, mentoring, internal mobility, learning and development programs, and more.

All employment decisions at Synechron are based on business needs, job requirements and individual qualifications, without regard to the applicant’s gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law.

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