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Senior Java J2Ee Developer Jobs in Baltimore, MD

Belay Technologies

Java Developer

Hanover, MD

$170K - $191K/yr

Belay Technologies is seeking a Senior Software Engineer to design, develop, test, deploy, and ... Experience developing software and systems in Java (J2EE) (Java 17 preferred) * Experience with the ...

TecTammina

JAVA Developer

Baltimore, MD

$50.75 - $65.50/hr

Bachelor's Degree in Computer Science, Information Technology/Systems, Engineering or related discipline and 8 years of relevant work experience as a Java Developer in a Java/J2EE development ...

Halvik

Sr. Java Developer

Greenbelt, MD

$58 - $74/hr

Halvik is seeking a Senior level Java Developer to build and maintain internal and external Java web-based applications. The successful candidate will become an integral part of our IT solutions team ...

Halvik

Sr. Java Developer

Greenbelt, MD · On-site

$130K - $150K/yr

Halvik is seeking a Senior level Java Developer to build and maintain internal and external Java web-based applications. The successful candidate will become an integral part of our IT solutions team ...

Halvik

Sr. Java Developer

Greenbelt, MD · On-site

$130K - $150K/yr

Halvik is seeking a Senior level Java Developer to build and maintain internal and external Java web-based applications. The successful candidate will become an integral part of our IT solutions team ...

BDR Solutions LLC

Sr. Java Developer (Hybrid)

Lanham, MD · On-site

$57 - $72.75/hr

BDR Solutions LLC is seeking a Senior Java Developer to serve as a Key Personnel position on an IRS MFRA Branch task order. This individual will serve as the primary technical authority for Java ...

SonSoft

Java Developer (GC USC)

Owings Mills, MD

$48.75 - $63/hr

Java Developer (GC--USC) Sonsoft, Inc. is a USA based corporation duly organized under the laws of ... At least 4+ years of experience in Java, J2EE, Struts, Spring, Webservices, Sybase, SQL Server ...

Belay Technologies

Senior Java Developer

Hanover, MD

$190K - $238K/yr

Belay Technologies is seeking a strong Senior Software Engineer serving as a technical anchor for a ... The ideal candidate will have deep expertise in Java 17+, Spring Boot, solid principles, and modern ...

Belay Technologies

Senior Java Developer

Hanover, MD · On-site

$190K - $238K/yr

Belay Technologies is seeking a strong Senior Software Engineer serving as a technical anchor for a ... The ideal candidate will have deep expertise in Java 17+, Spring Boot, solid principles, and modern ...

Belay Technologies

Senior Java Developer

Hanover, MD · On-site

Belay Technologies is seeking a strong Senior Software Engineer serving as a technical anchor for a ... The ideal candidate will have deep expertise in Java 17+, Spring Boot, solid principles, and modern ...

Leidos

Sr. Full Stack Developer (Java/Angular)

Baltimore, MD · On-site

$52.25 - $67.25/hr

Leidos is seeking a Senior Full Stack developer (Java/Angular) to be part of the mission solution ... Strong experience in Java/J2EE, Angular 9 and above, Spring Boot, and Spring. * Strong ...

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Senior Java J2Ee Developer information

See Baltimore, MD salary details

$30

$61

$86

How much do senior java j2ee developer jobs pay per hour?

As of Jun 9, 2026, the average hourly pay for senior java j2ee developer in Baltimore, MD is $61.01, according to ZipRecruiter salary data. Most workers in this role earn between $51.71 and $70.56 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Java J2EE Developer, and why are they important?

To thrive as a Senior Java J2EE Developer, you need advanced expertise in Java, J2EE frameworks (such as Spring or Hibernate), object-oriented programming, and a relevant degree in computer science or related fields. Familiarity with version control systems (like Git), build tools (such as Maven or Gradle), and cloud platforms, along with relevant certifications, is often required. Strong problem-solving, leadership, and communication skills help you collaborate effectively and mentor junior developers. These skills and qualities are essential for delivering robust, scalable applications and leading successful development projects.

What does a Senior Java J2EE Developer do?

A Senior Java J2EE Developer is responsible for designing, developing, and maintaining enterprise-level applications using Java and Java 2 Platform, Enterprise Edition (J2EE) technologies. They lead the development process, perform code reviews, and ensure the application is robust, scalable, and secure. Additionally, they collaborate with cross-functional teams to gather requirements, provide technical guidance, and resolve complex software issues.

What is the difference between Senior Java J2Ee Developer vs Java Software Engineer?

AspectSenior Java J2Ee DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelops enterprise applications, often in large teamsDevelops Java applications, may work on various project sizes
Industry UsageCommon in finance, healthcare, enterprise sectorsUsed across tech, finance, startups, and enterprise
Search & Comparison IntentOften compared for experience level and responsibilitiesCompared for entry to mid-level Java development roles

The main difference between a Senior Java J2Ee Developer and a Java Software Engineer lies in experience and responsibilities. Senior developers typically lead complex projects and mentor junior staff, while Java Software Engineers focus on developing Java applications across various environments. Both roles require similar educational backgrounds and certifications, but seniority impacts scope and leadership expectations.

What are some common challenges faced by Senior Java J2EE Developers when working on large-scale enterprise applications?

Senior Java J2EE Developers often encounter challenges such as managing complex codebases, ensuring scalability and performance, and integrating with legacy systems or third-party services. Balancing new feature development with ongoing maintenance and refactoring can also be demanding. Effective communication and collaboration with cross-functional teams, such as DevOps, QA, and front-end developers, are essential to ensure smooth project delivery and address issues promptly.
Java Developer

Java Developer

Belay Technologies

Hanover, MD

$170K - $191K/yr

Other

Medical, Dental, Life, Retirement, PTO

Posted yesterday

Job description

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2019, runner up in 2020 and a finalist in 2021!  

Belay Technologies is seeking a Senior Software Engineer to design, develop, test, deploy, and maintain components of a Data Dictionary capability supporting metadata specification, storage, and access services. The system includes a Java/Spring-based backend, REST APIs, and a web-based user interface. The engineer will independently implement features, contribute to the system architecture, and support full-lifecycle delivery in a collaborative Agile environment.

Key Responsibilities: 

  • Design and implement backend services and APIs

  • Contribute to system architecture and design decisions

  • Develop and maintain database schemas and integrations

  • Participate in CI/CD and deployment processes

  • Collaborate with cross-functional teams and stakeholders

  • Mentor junior engineers

Critical Skills/Experience: 

  • 3+ years Java (modern) and Spring/Spring Boot

  • Experience developing RESTful APIs (JSON-based services)

  • Strong SQL/database experience (Postgres or equivalent)

  • Linux development environment experience

  • Active TS/SCI clearance with poly   

Desired Skills:  

  •  Experience developing software and systems in Java (J2EE) (Java 17 preferred)

  •  Experience with the following:

  • metadata or schema-driven systems

  • Spring

  • Postgres (SQL)

  • User Interface design and testing

  • Web services using REST, XML, and JSON

  •  Linux

  • Docker/Kubernetes

  • Deployment pipelines

  • Task tracking/Ticketing systems (JIRA, Redmine, or similar)

  •  Ability to clearly and professionally communicate ideas and status updates to peers and management.

Perks and Benefits:

  • 8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays and optional leave up to 6 days through Belay's volunteer program

  • 10% matching in 401(k) contributions vested on day one

  • $5,000 annual training/tuition

  • Student Loan Repayment Program

  • 100% company-funded HSA

  • Rich medical coverage (100% coinsurance)

  • Dental coverage including orthodontia

  • Up to $420,000 in life insurance, premiums 100% company funded

  • Amazon Prime, gym reimbursement, monthly lunches, games and prizes

  • Pet adoption program, generous referral bonus program, fun events, and more!

At Belay, we are committed to creating an environment where you can thrive both professionally and personally.  We believe in transparency and fairness in compensation. Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. Belay offers a competitive total compensation package that includes benefits and perks, a flexible work-life balance, and career development. Salary Range: $170,000.00 to $191,000.00

Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area). Belay Technologies specializes in systems automation and full stack development. Belay Technologies provides leading technology and engineering solutions to the DoD, as well as state-of-the-art commercial products. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services. We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.  

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