Senior Java Developer

Cognizant; Mason (OH); Hybrid; USD 82,000 - 94,000; Full time

Benefits offered by this job

Medical Insurance

401(k) plan

Paid Time Off

Parental Leave

Job summary

Cognizant in Mason, Ohio is seeking a Senior Java Developer with 5+ years of experience to modernize and support enterprise web applications. You will migrate authentication from LDAP to Microsoft Entra ID B2C, develop secure, scalable user experiences, and work with cross-functional teams to deliver high-quality solutions.

The role involves designing Java-based back-ends, implementing SSO with Entra ID B2C, and integrating REST/SOAP services with Oracle databases.

Qualifications

• 5+ years of experience developing enterprise web applications using Java.
• Hands-on experience with Spring Framework, REST/SOAP services, and Oracle SQL/Stored Procedures.
• Experience with front-end technologies such as JSP, JavaScript, jQuery, Angular, React, or Vue.
• Experience implementing Microsoft Entra ID B2C (Azure AD B2C) and Single Sign-On (SSO) solutions.
• Experience using Git or Bitbucket for source control.

Responsibilities

• Support the migration of legacy applications from LDAP authentication to Microsoft Entra ID B2C.
• Design, develop, and maintain customer-facing web applications using Java and related technologies.
• Implement and support Single Sign-On (SSO), authentication, and authorization capabilities.
• Develop and consume RESTful and SOAP web services while integrating with Oracle databases.
• Collaborate with cross-functional teams to troubleshoot issues, optimize performance, and deliver high-quality solutions.

Tools

Spring Framework

REST/SOAP

Oracle SQL

JSP

JavaScript

Angular

React

Vue

Git/Bitbucket

Azure AD B2C / Entra ID B2C

SSO

Job description

About the role

We are seeking a Senior Java Developer with 5+ years of experience building and supporting enterprise web applications. In this role, you will help modernize customer-facing applications by migrating authentication from LDAP to Microsoft Entra ID B2C, delivering secure and seamless user experiences. You will work closely with cross-functional teams to implement authentication solutions, enhance application functionality, and support ongoing modernization initiatives.

In this role, you will:

• Support the migration of legacy applications from LDAP authentication to Microsoft Entra ID B2C.
• Design, develop, and maintain customer-facing web applications using Java and related technologies.
• Implement and support Single Sign-On (SSO), authentication, and authorization capabilities.
• Develop and consume RESTful and SOAP web services while integrating with Oracle databases.
• Collaborate with cross-functional teams to troubleshoot issues, optimize performance, and deliver high-quality solutions.

Work model:

Hybrid

We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position at the office in Mason, Ohio

Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What you need to have to be considered:

• 5+ years of experience developing enterprise web applications using Java.
• Hands-on experience with Spring Framework, REST/SOAP services, and Oracle SQL/Stored Procedures.
• Experience with front-end technologies such as JSP, JavaScript, jQuery, Angular, React, or Vue.
• Experience implementing Microsoft Entra ID B2C (Azure AD B2C) and Single Sign-On (SSO) solutions.
• Experience using source code management tools such as Git or Bitbucket.

These will help you stand out:

• Experience migrating applications from legacy authentication platforms to cloud-based identity solutions.
• Knowledge of OAuth 2.0, OpenID Connect (OIDC), and SAML authentication protocols.
• Experience supporting high-traffic customer-facing applications.
• Familiarity with cloud platforms and application modernization initiatives.
• Experience working in Agile environments and collaborating across distributed teams.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

Important Disclaimers:

**Please note: A few of our roles may require in-person interviews at Cognizant offices or client locations, depending on project or client needs.**

**Candidate must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future**

Salary and compensation:

The annual salary for this position will be between $82,000 to 93,500 per year depending on the experience and other qualifications of the successful candidate. This position is also eligible for Cognizant’s discretionary annual incentive program and stock awards, based on performance and subject to the terms of Cognizant’s applicable plans.

Applications will be received by September 30th, 2026.

Benefits:

Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance.
• Paid holidays plus Paid Time Off.
• 401(k) plan and contributions.
• Long-term/Short-term Disability.
• Paid Parental Leave.
• Employee Stock Purchase Plan.

Disclaimer:

The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.