Senior Java Backend Developer
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Job Location:
Monthly Salary:
Posted on:
30+ days ago
Vacancies:
1 Vacancy
Job Summary
Position Description:
We are seeking an experienced Senior Java EE Developer to join our consulting team for a high-impact modernization and upgrade project within a mission-critical banking system.
The role focuses on upgrading and stabilizing an existing Java Enterprise (Java EE / JEE) application including components based on Enterprise JavaBeans (EJB) application servers and persistence layers.
The ideal candidate has hands-on experience with Java EE technologies (including EJB) and has actively participated in technical upgrades or migrations of large-scale enterprise systems rather than only greenfield development.
Job responsibilities:
Perform a technical upgrade of the banking application including:
Analyze existing application architecture dependencies and configurations to identify upgrade impacts.
Refactor and optimize code as needed to ensure compatibility with new versions.
Collaborate with architects QA and DevOps teams to ensure smooth integration testing and deployment.
Document upgrade steps migration guidelines and technical challenges/resolutions.
Support knowledge transfer and provide guidance to client technical teams post-upgrade.
Required qualifications to be successful in this role:
5 years of Java development experience in enterprise environments.
Hands-on experience with Java EE / Jakarta EE technologies including Enterprise JavaBeans (EJB) and application servers (e.g. JBoss/WildFly WebLogic WebSphere).
Proven experience with application upgrade/migration projects in large-scale mission-critical systems.
Solid understanding of enterprise integration patterns deployment pipelines and performance tuning.
Strong problem-solving and debugging skills.
Experience in the banking or financial services industry is a plus.
Flexibility to work until 1pm ET (7pm CET) occasionally and as needed
Nice-to-Have Skills:
Familiarity with JPA specifications and persistence migration best practices.
Exposure to containerization and cloud platforms (e.g. OpenShift Kubernetes AWS Azure).
Knowledge of CI/CD pipelines and modern DevOps practices.
Strong communication and consulting skills for client-facing interactions.
Our attractive offer contains:
Work from our office in Warsaw/Wroclaw/Torun
Healthcare / Medicover paid by CGI with a free dental package
Share purchase plan co-financed by CGI with the possibility of cashing at any time
Sport card
Employee psychological support program
Annual bonus plan depending on the annual financial results
Rewarded referral program minimum PLN 6k for recommendation
Be Consultant program thanks to which you have the opportunity to strengthen your competences
Mentoring program
Possibility of accounting for creative work (authors tax-deductible costs)
Attractive training program - Brown Bags hackathons and knowledge sharing
Additional insurance - life accident and serious illness insurance
Additional childbirth insurance
About us
CGI is a global IT and business process services provider delivering high-quality business consulting systems integration and outsourcing services. With over 77500 professionals in 40 countries of which nearly 300 in Poland in 3 cities CGI is a world leader in transforming innovation information and technology to the success of our customers. A combination that opens many and flexible career paths.
What you can expect from us:
Together as owners lets turn meaningful insights into action.
Life at CGI is rooted in ownership teamwork respect and belonging. Here youll 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. Thats why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our companys strategy and direction.
Your work creates value. Youll 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.
Youll shape your career by joining a company built to grow and last. Youll 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 teamone of the largest IT and business consulting services firms in the world.
Required Experience:
Senior IC
About Company
The COMPANY is one of the few end-to-end consulting firms with the scale, reach, capabilities and commitment to meet clients’ enterprise digital transformation needs. Our 77,500 consultants and professionals work side-by-side with clients in 10 industries across more than 400 location ... View more
