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Java Backend Developer Jobs in Connecticut (NOW HIRING)

Opexpert

Senior Software Engineer - Java Backend

Greenwich, CT · On-site

$140.40K - $184.70K/yr

... 2. Back end: Core Java. Data model and transport layers. Multithreaded/high throughput. XML. 3. Work on one of the core brokerage processes that deals with user authentication to access trading ...

Opexpert

Senior Software Engineer - Java Backend

Greenwich, CT · On-site

$140.40K - $184.70K/yr

... 2. Back end: Core Java. Data model and transport layers. Multithreaded/high throughput. XML. 3. Work on one of the core brokerage processes that deals with user authentication to access trading ...

USM

Java Developer - Backend - USC/GC/GC-EAD

Norwalk, CT · On-site

$50.75 - $65.75/hr

Position Summary The primary function of the Back-End Web Developer is to design, implement, and ... Excellent knowledge of and experience with Java * Knowledge of Hibernate or other ORM * Experience ...

Opexpert

Java Software Developer

Greenwich, CT

$57.25 - $74/hr

... back-end development and integration. 2. The majority of development will be using Java with some ... Qualifications 1. Master's degree preferred or Bachelor's degree in Computer Science, Engineering ...

Opexpert

Java Software Developer

Greenwich, CT · On-site

$57.25 - $74/hr

... back-end development and integration. 2. The majority of development will be using Java with some ... Qualifications 1. Master's degree preferred or Bachelor's degree in Computer Science, Engineering ...

TekWissen

Java Developer

Stamford, CT · On-site

$54.50 - $70.25/hr

Java Developer Location: Stamford, CT Find below details : Senior Java Developer proficient in Spring/Hibernate, struts, Design Patterns, Web Services • extensive experience building service-based ...

Opexpert

Java Software Engineer

Greenwich, CT · On-site

$58 - $79.75/hr

End-user facing trading platform. 3. Back end: Core Java. Data model and transport layers. Multithreaded/high throughput. XML. Qualifications 1. Bachelor's in EE, CS, Math, Physics or similar ...

CPIM do Brazil LTDA

JAVA DEVELOPER

Rocky Hill, CT

$48.50 - $63/hr

We are looking for Java Developers with experience in building high-performing, scalable, enterprise-grade applications. You will be part of a talented software team that works on mission-critical ...

Opexpert

Java Software Engineer

Greenwich, CT · On-site

$58 - $79.75/hr

End-user facing trading platform. 3. Back end: Core Java. Data model and transport layers. Multithreaded/high throughput. XML. Qualifications 1. Bachelor's in EE, CS, Math, Physics or similar ...

CPIM Group

JAVA DEVELOPER

Rocky Hill, CT

$48.50 - $63/hr

We are looking for Java Developers with experience in building high-performing, scalable, enterprise-grade applications. You will be part of a talented software team that works on mission-critical ...

CPIM Group

JAVA DEVELOPER

Rocky Hill, CT

$48.50 - $63/hr

We are looking for Java Developers with experience in building high-performing, scalable, enterprise-grade applications. You will be part of a talented software team that works on mission-critical ...

Programmers.io

Java Spring boot with AEI

Hartford, CT · On-site

$51.50 - $66.50/hr

Experience in Java, J2EE (v8) Backend Service/API Development, Spring, Spring boot, JMS, Web services and other distributed technologies, Experience in CI and Dev Ops - Understands Jenkins, GitHub ...

Programmers.io

Java Spring boot with AEI

Hartford, CT · On-site

$51.50 - $66.50/hr

Experience in Java, J2EE (v8) Backend Service/API Development, Spring, Spring boot, JMS, Web services and other distributed technologies, Experience in CI and Dev Ops - Understands Jenkins, GitHub ...

Avani Technology Solutions, Inc.

Java Developer

Hartford, CT · On-site

$51.50 - $66.50/hr

Java Developer Location: Hartford, CT Duration: 1 Year Requirement: Overall 3+ years IT experience Basic understanding with SDLC Experience with REST APIs, Webservices Hands-on experience in ...

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How much do java backend developer jobs pay per hour?

As of May 29, 2026, the average hourly pay for java backend developer in Connecticut is $51.97, according to ZipRecruiter salary data. Most workers in this role earn between $46.20 and $59.90 per hour, depending on experience, location, and employer.

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

To thrive as a Java Backend Developer, you need strong proficiency in Java programming, knowledge of data structures and algorithms, and experience with backend frameworks such as Spring or Hibernate, often supported by a degree in computer science or a related field. Familiarity with relational databases (like MySQL or PostgreSQL), RESTful API development, version control systems (such as Git), and build tools (like Maven or Gradle) is typically required, and certifications like Oracle Certified Professional Java Programmer can be advantageous. Excellent problem-solving skills, attention to detail, and effective communication are crucial soft skills for collaborating with teams and troubleshooting complex systems. These capabilities ensure robust, scalable, and maintainable backend solutions that meet business requirements and support seamless application performance.

What are some common challenges Java Backend Developers face when working on large-scale enterprise applications?

Java Backend Developers working on large-scale enterprise applications often encounter challenges such as ensuring application scalability, managing complex codebases, and optimizing system performance under heavy loads. Collaborating across teams to integrate with front-end services and external APIs can require strong communication and problem-solving skills. Additionally, maintaining high code quality while delivering new features quickly often means balancing technical debt with innovation. Regular code reviews and adopting best practices in software architecture help address these challenges.

What does a Java Backend Developer do?

A Java Backend Developer is responsible for building and maintaining the server-side logic, databases, and APIs of web applications using the Java programming language. They ensure that data is properly stored, retrieved, and processed while integrating with the frontend systems. Java Backend Developers also work on optimizing application performance, implementing security measures, and collaborating with other developers to deliver robust software solutions.
What are the most commonly searched types of Java Backend Developer jobs in Connecticut? The most popular types of Java Backend Developer jobs in Connecticut are:
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What are popular job titles related to Java Backend Developer jobs in CT? For Java Backend Developer jobs in CT, the most frequently searched job titles are:
Java Backend Developer jobs near you
Infographic showing various Java Backend Developer job openings in Connecticut as of May 2026, with employment types broken down into 42% Full Time, 55% Part Time, and 3% Contract. Highlights an 54% Physical, 3% Hybrid, and 43% Remote job distribution, with an average salary of $108,096 per year, or $52 per hour.
Senior Software Engineer - Java Backend

Senior Software Engineer - Java Backend

Opexpert

Greenwich, CT • On-site

$140.40K - $184.70K/yr

Full-time

Posted 21 days ago

Job description

Company Description

My Client is headquartered in Greenwich, Connecticut and has over 1,200 employees in its offices in the USA, Switzerland, Canada, Hong Kong, UK, Australia, Hungary, Russia, Japan, India, China and Estonia. My Client is regulated by the SEC, FINRA, NYSE, FCA and other regulatory agencies around the world.

Job Description

1.    Brokerage platform development -- front and/or back-end, depending on experience.

2.    Back end: Core Java. Data model and transport layers. Multithreaded/high throughput. XML. 

3.    Work on one of the core brokerage processes that deals with user authentication to access trading,                   account management and other customer applications.

4.    Adding new features and interfaces that deal with user authentication.

5.    Work on expanding second factor authentication offering.

Qualifications

1.    Bachelor's in EE, CS, Math, Physics or similar (Masters/PhD a plus).

2.    Technically oriented, proactive, and enthusiastic, with extreme attention to detail.

3.    5+ years' Java experience.

4.    Knowledge of core Java.

5.    Working with Database development SQL and PL/SQL is a plus.

6.    English written/verbal communication skills.

7.    Mobile software development a plus.

Additional Information

All your information will be kept confidential according to EEO guidelines.

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