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Java Junior Jobs in Connecticut (NOW HIRING)

Sr. Software Developer

Greenwich, CT · Hybrid

$61.25 - $80.75/hr

Participate in code reviews and mentor junior team members. Research novel technologies and ... Java EE; and EJB. 3 years of experience with Oracle Database; SQL; SQL Tuning; PL/SQL; data ...

Mentor junior engineers and provide technical guidance in software development and automation ... using Java, C/C++, Python, or Rust (strong experience in at least one). * 3 or more years of ...

MuleSoft Developer

Hartford, CT · On-site

$50.75 - $67.25/hr

Mentor junior staff, contribute to design patterns, and ensure SOA best practices. * Coordinate ... Java, C#, JavaScript, XML, JSON, WebAPI, SOAP, REST * DevOps tools (e.g., Microsoft Team Foundation)

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Java Junior information

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

To thrive as a Java Junior, you need a solid understanding of Java programming, object-oriented principles, and a relevant degree or coursework in computer science. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems (such as Git), and basic knowledge of databases are typically expected. Strong problem-solving abilities, eagerness to learn, and good communication skills help juniors excel in collaborative and fast-paced environments. These skills enable efficient coding, effective teamwork, and smooth adaptation to evolving project requirements.

What are some typical challenges a Java Junior might face when starting out, and how can they overcome them?

As a Java Junior, you may encounter challenges like understanding complex codebases, adapting to agile development practices, and debugging unfamiliar issues. It's common to feel overwhelmed at first, but asking questions, participating in code reviews, and pairing with more experienced developers can accelerate your learning. Regularly practicing coding, studying documentation, and using collaboration tools will also help you quickly become a productive member of the team.

What are Java Junior developers?

Java Junior developers are entry-level software engineers who specialize in programming using the Java language. They typically have a foundational understanding of Java syntax, object-oriented programming concepts, and basic software development practices. Java Juniors often assist with coding, debugging, and testing under the supervision of more experienced developers, while continuously learning and building their technical skills. Their responsibilities may also include maintaining existing applications and writing simple features as part of a development team.

What is the difference between Java Junior vs Java Developer?

AspectJava JuniorJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentTraining, mentorship-focusedProject-driven, independent
ResponsibilitiesLearning, basic coding tasksDesign, develop, maintain Java applications

Java Junior roles are entry-level positions focused on learning and supporting Java projects, often requiring minimal experience. Java Developers have more experience, handle complex tasks, and contribute to project design and implementation. The transition from Java Junior to Java Developer involves gaining skills, experience, and certifications over time.

What are the most commonly searched types of Java jobs in Connecticut? The most popular types of Java jobs in Connecticut are:
What are popular job titles related to Java Junior jobs in Connecticut? For Java Junior jobs in Connecticut, the most frequently searched job titles are:
What cities in Connecticut are hiring for Java Junior jobs? Cities in Connecticut with the most Java Junior job openings:
Infographic showing various Java Junior job openings in Connecticut as of May 2026, with employment types broken down into 41% Full Time, 50% Part Time, and 9% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution.

Sr. Software Developer

Interactive Brokers NA

Greenwich, CT • Hybrid

$61.25 - $80.75/hr

Other

Medical, Dental, Vision, Retirement, PTO

Posted 12 days ago


Job description

This is Hybrid role (3 days in office /2 days remote)

Sr. Software Developer (Greenwich, CT) (Hybrid: Remote work permitted 2 days/week) (multiple positions).

Designing and implementing high quality software solutions for compliance, regulatory, and back-office business areas. Define and gather business requirements. Transform business requirements into technical designs and complex applications. Write and maintain design and operational documents. Modernize and refactor legacy systems to improve scalability, reliability, and performance. Participate in code reviews and mentor junior team members. Research novel technologies and solutions to solve a variety of business and technical problems. 

Hybrid: Remote work permitted 2 days/week. Must work from Greenwich, CT office 3 days/week.

Requires -

Master's degree or foreign equivalent in Computer Science, or related field and Three (3) years of experience as a Software Developer or related position developing with Java.

3 years of experience developing software with JDBC; XML; JSON; Spring; Java EE; and EJB.

3 years of experience with Oracle Database; SQL; SQL Tuning; PL/SQL; data modeling; and table/index design.

2 years of experience building REST services.

2 years of experience with Python and Bash.

Send resume with cover letter to IBG LLC, Attn: A.Torres Ref:VD2026, atorres@ibkr.com. No calls. EOE

Company Benefits & Perks
  • Competitive salary, annual performance-based bonus and stock grant
  • Retirement plan 401(k) with competitive company match
  • Excellent health and welfare benefits, including medical, dental, and vision benefits
  • Wellness screenings and assessments, health coaches and counseling services through an Employee Assistance Program (EAP)
  • Paid time off and a generous parental leave policy
  • Daily company lunch allowance provided and a fully stocked kitchen with healthy options for breakfast and snack
  • Corporate events including team outings, dinners, volunteer activities and company sports teams
  • Education reimbursement and learning opportunities
  • Modern offices with multi-monitor setups