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Senior Java Software Engineer Jobs in Fairfield, CT

Danaher

Software Engineer Internships

Norwalk, CT · On-site

Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ... Software Engineering, Biomedical Engineering (with computational focus), or related field

Danaher

Software Engineer Internships

Hamden, CT

Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ... Software Engineering, Biomedical Engineering (with computational focus), or related field

Danaher

Software Engineer Internships

Bridgeport, CT · On-site

Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ... Software Engineering, Biomedical Engineering (with computational focus), or related field

Subway

Sr. Software Engineer Web

Shelton, CT

$119K - $149K/yr

Sr. Software Engineer Web Ready to build whats next with one of the worlds most iconic brands? Why Join Subway? At Subway, we are not standing still. We are building. This is a business focused on ...

KWI

Sr Software Engineer

Melville, NY · On-site

$145K - $155K/yr

Sr Software Engineer Department: Engineering Employment Type: Full Time Location: Melville, NY Compensation: $145,000 - $155,000 / year Description The Opportunity Are you ready to shape the future ...

krg technology inc

Software Engineer

Westport, CT · On-site

5+ years of strong experience as a software engineer with operations focus ... Adept in modern programming languages such as Python, Ruby, Java, C++, Perl etc. Proficiency with ...

Subway

Sr. Software Engineer Web

Shelton, CT · On-site

$119K - $149K/yr

Sr. Software Engineer Web Ready to build what's next with one of the world's most iconic brands? Why Join Subway? At Subway, we are not standing still. We are building. This is a business focused on ...

Interactive Brokers

Sr Software Engineer

Greenwich, CT · On-site

$137K - $181K/yr

Hands on expertise in server‑side programming in Java/C++ * J2EE experience is a plus What we'd also love to see * An ambitious and diligent individual * An innovative mindset with a drive to ...

Interactive Brokers

Sr Software Engineer

Greenwich, CT · On-site

$137K - $181K/yr

All phases of a multi-tier software development cycle (GUIs, databases, mid-tier, batch ... Hands on expertise in server-side programming in Java/C++ * J2EE experience is a plus What we'd ...

CYNET SYSTEMS

Software Engineer

Wallingford, CT · On-site

$60 - $65/hr

Basic to intermediate knowledge of Java and Spring Boot. * Proficiency in HTML5, CSS3, and ... Collaborate with UI/UX designers and backend developers to deliver seamless user experiences.

CYNET SYSTEMS

Software Engineer

Wallingford, CT · On-site

$60 - $65/hr

Basic to intermediate knowledge of Java and Spring Boot. * Proficiency in HTML5, CSS3, and ... Collaborate with UI/UX designers and backend developers to deliver seamless user experiences.

Pho Prime, LLC

Sr. Software Engineer Web

Shelton, CT · On-site

$119K - $149K/yr

The Sr. Software Engineer designs, develops, and maintains software solutions that support business and product capabilities. This role contributes to the delivery of reliable, scalable, and ...

Subway

Sr. Engineer, Software - Mobile

Shelton, CT · On-site

$119K - $149K/yr

Sr. Software Engineer (React Native Mobile) Ready to build what's next with one of the world's most iconic brands? Why Join Subway? At Subway, we are not standing still. We are building. This is a ...

Subway

Sr. Engineer, Software - Mobile

Shelton, CT

$119K - $149K/yr

Sr. Software Engineer (React Native Mobile) Ready to build whats next with one of the worlds most iconic brands? Why Join Subway? At Subway, we are not standing still. We are building. This is a ...

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All JobsJava Software Engineer JobsSenior Java Software Engineer JobsSenior Java Software Engineer Jobs in Fairfield, CT

Senior Java Software Engineer information

See Fairfield, CT salary details

$40.3K

$150.4K

$264K

How much do senior java software engineer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for senior java software engineer in Fairfield, CT is $150,364.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,500.00 and $163,900.00 per year, depending on experience, location, and employer.

What does a senior Java software engineer do?

A Senior Java Software Engineer is responsible for designing, developing, and maintaining complex software applications using the Java programming language. They often lead technical projects, mentor junior developers, and collaborate with cross-functional teams to deliver high-quality software solutions. Their role includes analyzing user requirements, troubleshooting issues, optimizing code for performance, and ensuring best practices in software development. Senior Java engineers are also involved in code reviews and may contribute to architectural decisions within their organization.

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

To thrive as a Senior Java Software Engineer, you need advanced proficiency in Java programming, software design principles, and a solid understanding of computer science fundamentals, often backed by a degree in computer science or a related field. Experience with frameworks like Spring, build tools such as Maven or Gradle, and version control systems like Git is typically required, along with knowledge of cloud platforms or containerization tools. Strong problem-solving abilities, effective communication, and leadership skills help you mentor team members and collaborate on complex projects. These competencies are crucial for delivering robust, scalable software solutions and leading development teams in dynamic environments.

What are some common challenges faced by senior Java software engineers when leading development projects?

Senior Java Software Engineers often encounter challenges such as balancing hands-on coding with leading and mentoring team members, managing tight project deadlines, and ensuring code quality across the team. They are also responsible for making key architectural decisions and integrating new technologies while maintaining system stability. Effective communication and collaboration with cross-functional teams, including QA, DevOps, and product managers, are essential to successfully deliver robust solutions.

What are popular job titles related to Senior Java Software Engineer jobs in Fairfield, CT?

For Senior Java Software Engineer jobs in Fairfield, CT, the most frequently searched job titles are:

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

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

Senior Java Software Engineer jobs near you
Infographic showing various Senior Java Software Engineer job openings in Fairfield, CT as of August 2026, with employment types broken down into 1% Internship, 85% Full Time, 10% Part Time, and 4% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $150,364 per year, or $72.3 per hour.

Software Engineer Internships

Norwalk, CT • On-site

Danaher
Medical Equipment and Supplies Manufacturing • 10K+ employees
Learn more about Danaherexternal

Other

Re-posted 20 days ago

Danaher rating

7.7

Company rating: 7.7 out of 10

Based on 31 frontline employees who took The Breakroom Quiz

191st of 547 rated manufacturers

Job description

How It Works

This is not an active job listing. By submitting your interest, you’ll be among the first to know when internship opportunities open at Danaher. While the roles described here reflect the types of positions we typically recruit for, we want to be transparent that specific openings have not yet been finalized. If your background aligns with future opportunities, we’ll reach out directly when formal applications become available.

About Software Engineering Roles at Danaher

Are you passionate about building real-world applications, writing clean code, and solving meaningful technical challenges? As a Software Engineering Intern at Danaher, you’ll work alongside experienced engineers developing diagnostic software that powers critical healthcare tools used across the globe.

What You Might Work On
  • Writing and debugging code in languages such as C#, Java, Python, or C++
  • Participating on an Agile Scrum team, collaborating across design, development, and testing
  • Supporting the development of console and embedded software systems
  • Troubleshooting issues and implementing code fixes for real product features
  • Conducting peer code reviews and incorporating feedback
  • Producing documentation to support medical device regulatory processes
Who This Is For
  • Students graduating in 2026 or later with a Bachelor’s degree in Computer Science, Software Engineering, Biomedical Engineering (with computational focus), or related field
  • Preference for students who have completed 3+ years of coursework by the internship start date
  • Experience with object-oriented programming (e.g., C#, Java, Python, C++)
  • Strong analytical and debugging skills
  • Comfortable working independently and in cross-functional teams

Bonus:

  • Familiarity with Git or version control systems
  • Knowledge of object-oriented design patterns
  • Contributions to coding forums like Stack Overflow or other collaborative development communities
Company Description

At Danaher, we bring together science, technology, and operational excellence to accelerate the impact of innovation in diagnostics, life sciences, and biotechnology. Our global teams work every day to solve the world’s most complex challenges by developing tools that improve human health.

As part of the Danaher family, Beckman Coulter Diagnostics is a global leader in clinical diagnostics. Together, we’re committed to creating a workplace that values inclusion, celebrates diversity, and supports career growth through mentorship and hands-on experience.

What Danaher employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About Danaher

Sourced by ZipRecruiter

We are a science and technology innovator committed to helping our customers solve complex challenges, and improving quality of life around the world. A global family of more than 20 operating companies, we drive meaningful innovation in some of today's most dynamic, growing industries.

Industry

Medical equipment and supplies manufacturing

Company size

10,000+ Employees

Headquarters location

Washington, DC, US

Year founded

1984

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