About Us (Ensono)
Ensono is an expert technology adviser and managed service provider. As a relentless ally, we accelerate clients’ digital transformation to achieve business outcomes that stand to last. Our dedicated team helps organizations optimize today’s systems across any hybrid environment with services such as consulting, mainframe and application modernization, public cloud migration and cloud-native development. With certified experts in AWS, Azure and Google Cloud and recognized as Microsoft Datacenter Transformation Partner of the Year, Ensono has over 3500+ associates globally and is headquartered in greater Chicago.
We care about your success, offering comprehensive strategic and managed services for mission-critical applications. Our Advisory and Consulting services can help upfront with an application strategy or find the right places for your applications – whether it’s public, multi or hybrid cloud, or mainframe. And because we span across all mission-critical platforms, we can meet you wherever you are in your digital transformation journey, with 24/7 support when you need it. We are your relentless ally, flexing with you when challenges emerge so you don’t feel stuck in place. With cross-platform certifications and decades of experience, our technology experts have become an extension of your team so you’re continuously innovating – doing more with less while remaining secure. And that’s just the beginning.
We are seeking a highly skilled and experienced Senior Java Developer with 8 – 10 Years of specialized technical experience to support, maintain, and enhance a suite of enterprise-grade Java applications. The ideal candidate will have deep expertise in Java technologies, middleware, databases, and DevOps practices, with a strong understanding of enterprise application support in hybrid environments (on-prem and cloud).
Required Skills:
- Java Full Stack: Java, J2EE, Spring Boot, Hibernate, Angular, Microservices, Maven
- Middleware & Integration Technologies: WebSphere Application Server, JBoss,
OpenShift, MQ, API Gateways - Database Technologies: Microsoft SQL Server, IBM DB2, Teradata
- DevOps Tools and Automation: Jenkins, GitLab CI, GitHub Actions (CI/CD), Docker.
Roles & Responsibilities
- Design, develop, and maintain enterprise-grade Java applications using Java, J2EE, Spring Boot, Hibernate, and Angular.
- Perform technical analysis, impact assessment, and code retrofitting for enhancements, upgrades, and platform migrations.
- Experience in enterprise-level ticketing systems (ServiceNow, JIRA, HPPPM etc.) and their operational workflows.
- Worked on waterfall and agile methodology projects; capable of handling - Incidents, Service Requests and Change Requests simultaneously.
- Develop and maintain RESTful APIs and microservices for integration with internal and external systems.
- Implement and manage middleware configurations using WebSphere, JBoss, MQ, OpenShift, and API Gateways.
- Provide technical troubleshooting and resolution for complex application and integration issues across Linux, Windows, and z/OS platforms.
- Conduct performance tuning and optimization of Java applications and database queries.
- Develop technical documentation (Knowledge Base articles, SOPs) for business and support teams
- Participate in upgrade projects including OS, middleware, and database version transitions.
- Implement and utilize DevOps practices including CI/CD pipelines, containerization, and cloud-native development.
- Understand both functional and technical requirements and provide implementation/change options aligned with business needs.
Shift: 6:00 AM to 3:00 PM and 1:30 PM to 11:00 PM (rotational)
On call support
We are an equal opportunity employer. All qualified applicants will be considered for employment without regard to caste, colour, creed, religion, gender, gender identity, sexual orientation, age, disability, HIV status, or any other status protected by law. Candidates with disabilities who require accommodations during the recruitment process are encouraged to contact our Talent Acquisition team to place a request.
