JAVA Developer, Senior

Trenton, NJ
Full-Time

Job Description

This role will be responsible for implementing and enhancing business applications as part of a highly collaborative delivery team, with a primary focus on the support of NJM’s core insurance systems implemented with Guidewire technology.

Essential Duties and Responsibilities:

  • Code, configure, debug, and test functionalities for core systems.

  • Support the design and development of new frameworks and integration patterns.

  • Develop, test, and maintain core systems while leveraging AI-assisted coding tools (e.g., code generation, automated refactoring, and intelligent debugging and test case generation).

  • Collaborate with team members on estimation, planning, execution, and delivery of features that provide business value.

  • Employ a quality first mindset, contributing to and focusing on testing strategies, automation, and improvement.

  • Focus on understanding business needs and end-to-end system flows.

  • Support team members by sharing technical and product knowledge.

  • Plan and coordinate production deployments.

  • Provide production support as needed.

  • Demonstrate curiosity and passion for innovation when collaborating within the team.

  • Collaborate with cross-functional teams to identify opportunities for AI-enabled automation in the software development lifecycle.

  • Take pride and ownership in the systems and functionalities you implement.

  • Mentor other developers.

  • Conduct code reviews and provide oversight of all team deliverables.

  • Ensure adherence to design and development best practices within the team.

Required Qualifications:

  • 7+ years of software development experience with modern application technologies.

  • Bachelor’s Degree in Computer Science or related field required.

  • Extensive experience with object-oriented design and development, software architecture concepts, and web application constructs.

  • ​Extensive Experience with relational database technologies and experience writing SQL.

  • Experience working with integrations such as web services or messaging.

  • Experience with RESTful services and microservices design.

  • ​Possesses good written, oral communication and interpersonal skills.

Preferred Qualifications:

  • Experience working as part of an agile development team

  • Experience with AI development tools and governance for their responsible and effective use.

  • Experience with Microsoft SQL server.

  • P&C insurance experience and working with Guidewire technologies are a plus.

  • Cloud computing and development experience is a plus.

Compensation: Salary is commensurate with experience and credentials.

Pay Range: $115,523-$134,118

Eligible full-time employees receive a competitive Total Rewards package, including but not limited to a 401(k) with employer match up to 8% and additional service-based contributions, Health, Dental, and Vision insurance, Life and Disability coverage, generous PTO, Paid Sick Leave, and paid parental leave in addition to state-mandated leave. Employees may also be eligible for discretionary bonuses.

Legal Disclaimer: NJM is proud to be an equal opportunity employer. We are committed to attracting, retaining and promoting a diverse and inclusive workforce that is fully representative of the diversity that exists in the communities in which we do business.

PDN-a1c83af7-4d4a-4f72-9a59-bf776629c396

This role will be responsible for implementing and enhancing business applications as part of a highly collaborative delivery team, with a primary focus on the support of NJM’s core insurance systems implemented with Guidewire technology.

Essential Duties and Responsibilities:

  • Code, configure, debug, and test functionalities for core systems.

  • Support the design and development of new frameworks and integration patterns.

  • Develop, test, and maintain core systems while leveraging AI-assisted coding tools (e.g., code generation, automated refactoring, and intelligent debugging and test case generation).

  • Collaborate with team members on estimation, planning, execution, and delivery of features that provide business value.

  • Employ a quality first mindset, contributing to and focusing on testing strategies, automation, and improvement.

  • Focus on understanding business needs and end-to-end system flows.

  • Support team members by sharing technical and product knowledge.

  • Plan and coordinate production deployments.

  • Provide production support as needed.

  • Demonstrate curiosity and passion for innovation when collaborating within the team.

  • Collaborate with cross-functional teams to identify opportunities for AI-enabled automation in the software development lifecycle.

  • Take pride and ownership in the systems and functionalities you implement.

  • Mentor other developers.

  • Conduct code reviews and provide oversight of all team deliverables.

  • Ensure adherence to design and development best practices within the team.

Required Qualifications:

  • 7+ years of software development experience with modern application technologies.

  • Bachelor’s Degree in Computer Science or related field required.

  • Extensive experience with object-oriented design and development, software architecture concepts, and web application constructs.

  • ​Extensive Experience with relational database technologies and experience writing SQL.

  • Experience working with integrations such as web services or messaging.

  • Experience with RESTful services and microservices design.

  • ​Possesses good written, oral communication and interpersonal skills.

Preferred Qualifications:

  • Experience working as part of an agile development team

  • Experience with AI development tools and governance for their responsible and effective use.

  • Experience with Microsoft SQL server.

  • P&C insurance experience and working with Guidewire technologies are a plus.

  • Cloud computing and development experience is a plus.

Compensation: Salary is commensurate with experience and credentials.

Pay Range: $115,523-$134,118

Eligible full-time employees receive a competitive Total Rewards package, including but not limited to a 401(k) with employer match up to 8% and additional service-based contributions, Health, Dental, and Vision insurance, Life and Disability coverage, generous PTO, Paid Sick Leave, and paid parental leave in addition to state-mandated leave. Employees may also be eligible for discretionary bonuses.

Legal Disclaimer: NJM is proud to be an equal opportunity employer. We are committed to attracting, retaining and promoting a diverse and inclusive workforce that is fully representative of the diversity that exists in the communities in which we do business.

PDN-a1c83af7-4d4a-4f72-9a59-bf776629c396

About NJM Insurance Group

Insurance is our business. Service is our passion. That's what sets us apart in an industry where the most important job is to be there for people when they need help the most. Leading, independent consumer publications repeatedly recognize our commitment to customer and claims satisfaction. At our core, we're simply people devoted to helping people.

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NJM Insurance Group
JAVA Developer, Senior
NJM Insurance Group
Trenton, NJ
May 15, 2026
Full-time
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