Java Software Developer- Front End - Senior
Upstaff
Java Software Developer – Front End
Location – 222 Jarvis St. Toronto – Onsite
Client - Government Services Integration Cluster(OPS)
Job Description
Our client is seeking an experienced Software Developer – Front End to design, develop, implement, and support modern, responsive web applications in a large enterprise environment. The successful candidate will be responsible for translating business and technical requirements into high-quality, scalable, and maintainable software solutions while collaborating with cross-functional teams throughout the Software Development Life Cycle (SDLC).
This role requires strong expertise in Java, Angular, JavaScript, TypeScript, Spring Framework, Oracle Database, WebSphere , and modern front-end technologies, along with hands-on experience developing accessible applications compliant with AODA/WCAG 2.0 AA standards.
Responsibilities
- Design, develop, test, and maintain enterprise web applications using Java and Angular technologies.
- Translate technical specifications and business requirements into fully functional, tested applications.
- Develop responsive, accessible, and user-friendly web interfaces.
- Write clean, reusable, and maintainable code following best practices and design patterns.
- Develop and maintain front-end components using Angular, JavaScript, TypeScript, HTML5, CSS3, RxJS, Bootstrap, and related technologies.
- Build and integrate RESTful APIs with front-end applications.
- Develop backend services using Java, Spring MVC, Spring Boot, Spring Security, Hibernate/JPA, and Oracle Database.
- Perform unit testing, debugging, troubleshooting, and production support.
- Collaborate with Business Analysts, Architects, QA teams, and other developers throughout the SDLC.
- Participate in code reviews, design walkthroughs, and Agile ceremonies.
- Support application deployments using Azure DevOps and Bitbucket.
- Develop and optimize SQL queries, stored procedures, functions, triggers, views, and database objects in Oracle 12c or higher.
- Ensure applications comply with AODA/WCAG 2.0 AA accessibility standards.
- Provide technical documentation, implementation support, and post-production issue resolution.
Required & Mandatory Skills & Experience
- 10+ years of experience in Java application development.
- 10+ years of Oracle Database (12c or higher) experience.
- 10+ years of JavaScript development.
- 5+ years of Angular (v2+) development.
- 5+ years of TypeScript.
- 5+ years of HTML5 and CSS3.
- 5+ years of RxJS and NPM.
- 5+ years of WebSphere Application Server (v8.5 or higher).
- 5+ years using Eclipse, IBM RAD, or IBM RSA.
- Strong experience with Spring Framework (MVC, Boot, Security, JPA).
- Experience with Hibernate/JPA and Maven.
- 5+ years experience of Strong SQL development skills including tables, views, stored procedures, functions, triggers, and sequences.
- 3+ years of Experience with Bitbucket and Azure DevOps.
- Experience developing responsive web applications.
- Demonstrated experience implementing AODA/WCAG 2.0 AA accessibility standards.
Preferred Qualifications
- Experience designing and implementing REST APIs.
- Knowledge of OAuth 2.0, JWT, SSL Certificates, and application security.
- Experience with Agile/Scrum methodologies.
- Strong understanding of object-oriented programming, design patterns, clean code, and refactoring.
- Experience with event-driven, reactive, and message-oriented architectures.
- Experience with REST API resiliency, service discovery, and load balancing.
- Knowledge of middleware, gateways, and enterprise integration.
- Experience supporting large-scale enterprise web applications.
Soft Skills
- Excellent analytical and problem-solving skills.
- Strong verbal and written communication skills.
- Ability to collaborate effectively with technical and business stakeholders.
- Strong organizational and time management skills.
- Proven ability to work independently and within Agile teams.
- Demonstrated ability to meet project deadlines in a fast-paced enterprise environment.
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