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Senior Java Developer Jobs in Fairfield, CT (NOW HIRING)

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PERL, mod Perl Developer

East Haven, CT

The role of the Sr. Software Engineer is to work with Technical Lead and is responsible for ... Java script scripting. 3+ years of experience in developing against Apache Web server, 5+ years ...

Iberdrola

Senior Digital Tech Lead

Orange, CT · On-site

Leads and mentors engineers while enforcing architectural decisions, coding standards, and ... Advanced proficiency in Java (11/17+) with experience building backend and integration solutions ...

Iberdrola

Senior Digital Tech Lead

Orange, CT · On-site

Leads and mentors engineers while enforcing architectural decisions, coding standards, and ... Advanced proficiency in Java (11/17+) with experience building backend and integration solutions ...

Interactive Brokers

Sr Software Engineer

Greenwich, CT · On-site

$137K - $181K/yr

At least 3 years of Java programming experience. * Python, Perl or similar scripting language experience. * Relational databases experience (Oracle). * Strong analytical skills. * Good communication ...

Subway

Sr. Performance Engineer

Shelton, CT

Sr. Performance Engineer Franchise World Headquarters, LLC Why Join Subway? At Subway, we are not ... DevOps practices; familiarity with chaos engineering. Proficiency scripting and automating in Java ...

Subway

Sr. Performance Engineer

Shelton, CT · On-site

$119K - $149K/yr

... DevOps, and Architecture teams to improve reliability, reduce operational risk, and validate ... Java, JavaScript, or Python; comfortable working in cloud environments (AWS and/or Azure). • ...

Tauck

Sr. Automation Test Engineer

Wilton, CT · Hybrid

$47.75 - $63/hr

Python, Java, JavaScript, SQL, or other software languages; UI and Rest API automation; Object ... AGILE, DevOps, and CI/CD process administration methodologies; Test methods/tools such as TestNG ...

Tauck

Sr. Automation Test Engineer

Wilton, CT · On-site

$47.75 - $63/hr

Python, Java, JavaScript, SQL, or other software languages; UI and Rest API automation; Object ... AGILE, DevOps, and CI/CD process administration methodologies; Test methods/tools such as TestNG ...

NYTP

Windchill Senior System Consultant

Stamford, CT · On-site +1

$60 - $68/hr

Guide junior developers and ensure adherence to coding and testing standards. * Maintain ... Proficiency in Java/J2EE, SQL, Spring, Hibernate, and Windchill modules (PDMLink, ProjectLink ...

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All JobsJava Developer JobsSenior Java Developer JobsSenior Java Developer Jobs in Fairfield, CT

Senior Java Developer information

See Fairfield, CT salary details

$11

$64

$87

How much do senior java developer jobs pay per hour?

As of Sep 7, 2026, the average hourly pay for senior java developer in Fairfield, CT is $64.06, according to ZipRecruiter salary data. Most workers in this role earn between $56.11 and $71.59 per hour, depending on experience, location, and employer.

What is a senior Java developer?

Senior Java Developers are experienced software engineers who specialize in using the Java programming language to design, develop, and maintain complex applications. They typically lead development teams, oversee project architecture, and ensure code quality through best practices. In addition to strong coding skills, they often mentor junior developers and collaborate with stakeholders to deliver robust software solutions. Their expertise is crucial in building scalable, high-performance applications across various industries.

What are the key skills and qualifications needed to thrive as a senior Java developer?

To thrive as a Senior Java Developer, you need advanced proficiency in Java programming, experience with software design patterns, and a strong grasp of backend development, often supported by a degree in computer science or related field. Familiarity with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git, as well as knowledge of cloud platforms, is typically required. Excellent problem-solving, leadership, and communication skills help you guide teams and collaborate effectively. These competencies are crucial for delivering robust, scalable software solutions and driving technical success within development teams.

What are some common challenges senior Java developers face when working on large-scale enterprise projects?

Senior Java Developers often encounter challenges such as maintaining code quality across large codebases, managing dependencies between modules, and ensuring optimal application performance. Collaborating with cross-functional teams—including QA, DevOps, and product management—requires clear communication and effective problem-solving. Additionally, staying updated with the latest Java frameworks and best practices is essential for delivering scalable and maintainable solutions in complex enterprise environments.

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

AspectSenior Java DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentTeam lead roles, project management, mentoringDevelopment-focused, coding, testing, and implementation
Employer & Industry UsageTech companies, finance, e-commerceSoftware firms, startups, enterprise IT
Common Search & ComparisonOften compared for experience level and responsibilitiesSimilar roles with slight variations in scope

The main difference between a Senior Java Developer and a Java Software Engineer lies in their responsibilities and experience. Senior Java Developers typically take on leadership, mentoring, and project management roles, while Java Software Engineers focus more on coding, development, and technical implementation. Both roles require strong Java skills and relevant credentials, but the Senior Java Developer usually has more experience and a broader scope of responsibilities.

What are the most commonly searched types of Java Developer jobs in Fairfield, CT?

The most popular types of Java Developer jobs in Fairfield, CT are:

What job categories do people searching Senior Java Developer jobs in Fairfield, CT look for?

The top searched job categories for Senior Java Developer jobs in Fairfield, CT are:

What cities near Fairfield, CT are hiring for Senior Java Developer jobs?

Cities near Fairfield, CT with the most Senior Java Developer job openings:

Senior Java Developer jobs near you
Infographic showing various Senior Java Developer job openings in Fairfield, CT as of August 2026, with employment types broken down into 76% Full Time, 10% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $133,247 per year, or $64.1 per hour.

Senior Software Developer - Client Tax

Interactive Brokers

Greenwich, CT • On-site

$90 - $120/hr

Other

Medical, Dental, Vision, Retirement

Re-posted 22 days ago

Job description

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

About Your Team

You will be joining the Client Tax (TaxCust) group within the broader Client Tax Team. While the Client Tax Team covers a wide range of tax-related functions, TaxCust is specifically focused on the development and maintenance of the systems that power our client-facing tax operations. Our core responsibilities include:

  • Maintaining and continuously improving the enterprise brokerage tax form collection and reporting system
  • Maintaining and improving the Oracle data models and XML schemas that underpin our tax data architecture
  • Maintaining and improving the Java-based processing and reporting programs that drive our tax workflows
  • We are a technically focused team operating at the intersection of financial services and enterprise software engineering, building and evolving mission-critical systems that serve clients at scale.
Your Role

As a new member of TaxCust, you will take on meaningful technical ownership from day one. Over your first two years, your responsibilities will include:

  • Maintaining and improving the enterprise brokerage tax form collection and reporting system
  • Maintaining and improving related Oracle data models and XML schemas
  • Maintaining and improving processing and reporting Java programs
  • Extracting technical requirements from business specifications for the tax form collection and reporting system
  • Planning and implementing end-to-end system improvements across the full technology stack
  • Analyzing and resolving production incidents, ensuring system stability and reliability
  • Analyzing resource usage and scalability bottlenecks and implementing targeted improvements
  • Planning and implementing a transition from a bulk processing model to an event-based processing architecture
  • This is a highly impactful role where your contributions will directly shape the reliability, scalability, and evolution of a core enterprise platform.
Must-Have Skills
  • Strong database knowledge and experience, including data modeling and design
  • Experience working with large-scale data repositories
  • Strong object-oriented software development skills, with hands‑on experience in Java, Spring, and REST APIs
  • Demonstrated ability to extract technical specifications from business requirements
  • Proven ability to plan, implement, and lead complex software projects from inception to delivery
  • Detail‑oriented and quality‑focused mindset with a commitment to engineering excellence
Nice-to-Have Skills
  • Familiarity with US and international tax regulations and reporting requirements
  • Knowledge of or experience with IRS tax forms (W‑8, W‑9) and IRS tax reporting (1099)
  • Knowledge of or experience with CRS (Common Reporting Standard) tax reporting
Company Benefits & Perks
  • Competitive salary, annual performance‑based bonus and stock grant
  • Retirement plan 401(k) with competitive company match
  • Excellent health and wellness benefits, including medical, dental, and vision benefits. Company paid medical healthcare premium.
  • Wellness screenings and assessments, health coaches and counseling services through an Employee Assistance Program (EAP)
  • Daily company lunch allowance provided and a fully stocked kitchen with healthy options for breakfast and snacks
  • Corporate events including team outings, dinners, volunteer activities and company sports teams
  • Education reimbursement and learning opportunities
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