Senior Full Stack Java Developer

Merrimack, NH

Senior Full Stack Java Developer

Category: Software Development/ Engineering

Main location: United States, Massachusetts, Boston

Alternate Location(s): United States, New Hampshire, Merrimack

Position ID: J0624-1538

Employment Type: Full Time

Position Description:

Position Description

We are looking for a Senior Full Stack Engineer having a high degree of competence in developing easy -to-use, customer focused responsive user interface applications. You will help us design and develop applications that focus on customer experience. Also, you will be involved to integrate with backend services. You’ll contribute to the entire development lifecycle from concept to deployment as a member of an agile, multi-functional team.

Key Skills: Java, Spring Boot, AWS, Docker, Kafka, Junit, Swagger, Messaging frameworks, CI/CD pipeline.

Your future duties and responsibilities:

• Design, develop, and maintain complex and scalable software applications using Java, Spring Boot, and related technologies.

• Lead the development and implementation of key features and functionalities.

• Collaborate with cross-functional teams (design, product, QA) to deliver high-quality software on time and within budget.

• Mentor and guide junior developers by sharing your knowledge and expertise.

• Stay up-to-date with the latest technologies and trends in the Java ecosystem.

• Contribute to the definition and implementation of best practices and coding standards.

• Participate in the design and optimization of CI/CD pipelines and infrastructure using Docker, Kubernetes, and AWS.

• Implement robust and efficient messaging solutions using Kafka and other message brokers.

• Utilize Swagger for API documentation and testing.

• Write clean, testable, and well-documented code using JUnit and other testing frameworks.

• Conduct comprehensive unit, integration, and BDD (Behavior Driven Development) testing using Karate or similar frameworks.

• Work with SQL and database technologies like Hibernate and/or MyBatis.

Required qualifications to be successful in this role:

• Minimum 15+ years of experience as a Software Engineer, with at least 5 years in a principal or senior role.

• Proven experience with Java programming language (up to version 17), Spring Boot, and Maven.

• In-depth knowledge of multi-threading concepts and best practices.

• Experience with AWS and horizontal scaling techniques.

• Expertise in unit testing with JUnit and experience with BDD frameworks like Karate.

• Familiarity with SQL and database programming using Hibernate and/or MyBatis.

• Strong understanding of messaging frameworks like Kafka and API documentation tools like Swagger.

• Experience with CI/CD pipelines and containerization using Docker and Kubernetes.

• Excellent communication, collaboration, and leadership skills.

• Passionate about engineering excellence and continuous learning.

Preferred qualifications:

· Bachelor's degree or higher in Computer Science or a related field

• Transaction and Retail banking

CGI is required by law in some jurisdictions to include a reasonable estimate of the compensation range for this role. The determination of this range includes various factors not limited to skill set, level, experience, relevant training, and licensure and certifications. To support the ability to reward for merit-based performance, CGI typically does not hire individuals at or near the top of the range for their role. Compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range for this role in the U.S. is $94,500 -$181,800.

At CGI we call our professionals “members” to reinforce that all who join our team are, as owners, empowered to participate in the challenges and rewards that come from building a world-class company. CGI’s benefits include:

• Competitive base salaries

• Eligibility to participate in an attractive Share Purchase Plan (SPP) in which the company matches dollar-for-dollar contributions made by eligible employees, up to a maximum, for their job category

• 401(k) Plan and Profit Participation for eligible members

• Generous holidays, vacation, and sick leave plans

• Comprehensive insurance plans that include, among other benefits, medical, dental, vision, life, disability, out-of-county emergency coverage in all countries of employment;

• Back-up child care, Pet insurance, a Member Assistance Program, a 529 college savings program, a personal financial management tool, lifestyle management programs and more.





  • Angular

  • Java

  • SQL

  • XML

What you can expect from us:

Together, as owners, let’s turn meaningful insights into action.

Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…

You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.

Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace new opportunities, and benefit from expansive industry and technology expertise.

You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.

Come join our team—one of the largest IT and business consulting services firms in the world.

Qualified applicants will receive consideration for employment without regard to their race, ethnicity, ancestry, color, sex, religion, creed, age, national origin, citizenship status, disability, pregnancy, medical condition, military and veteran status, marital status, sexual orientation or perceived sexual orientation, gender, gender identity, and gender expression, familial status, political affiliation, genetic information, height, weight, or any other legally protected status or characteristics.

CGI provides reasonable accommodations to qualified individuals with disabilities. If you need an accommodation to apply for a job in the U.S., please email the CGI U.S. Employment Compliance mailbox at . You will need to reference the Position ID of the position in which you are interested. Your message will be routed to the appropriate recruiter who will assist you. Please note, this email address is only to be used for those individuals who need an accommodation to apply for a job. Emails for any other reason or those that do not include a Position ID will not be returned.

We make it easy to translate military experience and skills! Clickhere ( to be directed to our site that is dedicated to veterans and transitioning service members.

All CGI offers of employment in the U.S. are contingent upon the ability to successfully complete a background investigation. Background investigation components can vary dependent upon specific assignment and/or level of US government security clearance held. Dependent upon role and/or federal government security clearance requirements, and in accordance with applicable laws, some background investigations may include a credit check. CGI will consider for employment qualified applicants with arrests and conviction records in accordance with all local regulations and ordinances.

CGI will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with CGI’s legal duty to furnish information.