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Senior Java Engineer Jobs in Windsor, CT (NOW HIRING)

The Hartford

Senior AI Machine Learning Engineer

Hartford, CT · Hybrid

$123K - $162K/yr

Sr Data Engineer - GE07BE We're determined to make a difference and are proud to be an insurance ... Strong object oriented development experience using Python, Java, C# * Familiarity with big data ...

Eversource Energy

IT Senior Engineer, Software

Berlin, CT · On-site +1

$147K - $153K/yr

IT Senior Engineer, Software (Eversource Energy Service Company) (Berlin, CT): Involved in the ... Experience programming with Java and Python; Experience with J2EE application server (e.g ...

MANTECH

Senior GEOINT Data Scientist

Springfield, MA · On-site

NET, Python, C++, and/or JAVA programming for web interface development and geodatabase development * Experience building and maintaining databases of GEOINT, SIGINT, or OSINT data related to the ...

CVS Health

Senior Data Engineer

Farmington, CT · On-site

$112K - $152K/yr

As a Senior Data Engineer, you will be instrumental in designing, developing, and maintaining ... Utilize tools like Dataflow or custom Python/Java services on Cloud Functions or Cloud Run to ...

CVS Health

Senior Data Engineer

Hartford, CT · On-site

$106K - $145K/yr

As a Senior Data Engineer, you will be instrumental in designing, developing, and maintaining ... Utilize tools like Dataflow or custom Python/Java services on Cloud Functions or Cloud Run to ...

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All JobsJava Engineer JobsSenior Java Engineer JobsSenior Java Engineer Jobs in Windsor, CT

Senior Java Engineer information

See Windsor, CT salary details

$11

$62

$85

How much do senior java engineer jobs pay per hour?

As of Sep 9, 2026, the average hourly pay for senior java engineer in Windsor, CT is $62.55, according to ZipRecruiter salary data. Most workers in this role earn between $54.81 and $69.86 per hour, depending on experience, location, and employer.

What is a senior Java engineer?

Senior Java Engineers are experienced software developers who specialize in designing, developing, and maintaining applications using the Java programming language. They often lead development teams, architect solutions, and ensure that software meets both technical and business requirements. Their responsibilities also include code reviews, mentoring junior developers, and optimizing application performance. Typically, they have several years of experience and a deep understanding of Java frameworks and best practices.

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

To thrive as a Senior Java Engineer, you need advanced proficiency in Java programming, strong knowledge of software design patterns, and a degree in computer science or related field. Experience with frameworks like Spring, Hibernate, build tools such as Maven or Gradle, and familiarity with cloud platforms and CI/CD systems are typically required. Excellent problem-solving abilities, leadership, and effective communication help you guide teams and collaborate with stakeholders. These skills are crucial for delivering robust, scalable software solutions and mentoring junior engineers in complex development environments.

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

Senior Java Engineers often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining high performance under heavy loads. They are also responsible for implementing robust security practices and integrating new technologies without disrupting existing systems. Effective collaboration with cross-functional teams and mentoring junior developers are crucial aspects of the role, as these responsibilities help maintain code quality and project momentum.

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

AspectSenior Java EngineerJava Developer
Required CredentialsBachelor's in Computer Science, Java certifications (e.g., Oracle Certified Professional)Bachelor's in Computer Science or related field, Java certifications optional
Work EnvironmentDesigning, developing, and maintaining complex Java applications, often in team leadership rolesDeveloping Java applications, focusing on coding and implementation
Industry UsageUsed across finance, tech, and enterprise sectors for large-scale projectsCommonly employed in software development firms, startups, and tech companies

While both roles involve Java programming, Senior Java Engineers typically handle complex system design, mentorship, and project leadership, whereas Java Developers focus more on coding and implementing features. The senior role often requires more experience and certifications, with a broader scope of responsibilities.

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

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

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

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

Senior Java Engineer jobs near you
Infographic showing various Senior Java Engineer job openings in Windsor, CT as of August 2026, with employment types broken down into 89% Full Time, 5% Part Time, and 6% Contract. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $130,095 per year, or $62.5 per hour.

Sr. Software Test Engineer MAHIN-JOB-35463

Hartford, CT • On-site

Keylent Inc
Internet and IT • 11 - 50 employees
Learn more about Keylent Incexternal

$111K - $144K/yr

Full-time

Re-posted 10 days ago

Job description

Job Summary:
Keylent Inc is seeking a Sr. Software Test Engineer to enhance their automation testing capabilities. The role involves developing and executing automation testing frameworks, as well as leading QA activities for web applications.
Responsibilities:
• Min 6+ yrs of exp in developing automation testing framework using Selenium and Java
• Hands on experience in executing and developing regression automation testing suite for API & UI testing
• Excellent Technical leadership, written and verbal communication skills
• Experience in both Manual and Automation testing of Web applications.
• Experience with defect life cycle.
• Candidates should have good experience in QA activities.
• Experience in Automation tools like Selenium, RestAssure.
• Experience in any programming language like Java, Python for developing automation scripts.
• Experience in writing Test Cases.
• Knowledge in understanding Test plans, Test Strategies.
• Experience in working with client teams.
• Excellent oral and written communications.
Qualifications:
Required:
• Min 6+ yrs of exp in developing automation testing framework using Selenium and Java
• Hands on experience in executing and developing regression automation testing suite for API & UI testing
• Excellent Technical leadership, written and verbal communication skills
• Experience in both Manual and Automation testing of Web applications.
• Experience with defect life cycle.
• Candidates should have good experience in QA activities.
• Experience in Automation tools like Selenium, RestAssure.
• Experience in any programming language like Java, Python for developing automation scripts.
• Experience in writing Test Cases.
• Knowledge in understanding Test plans, Test Strategies.
• Experience in working with client teams.
• Excellent oral and written communications.
Preferred:
• Knowledge in Insurance domain.
• Working in Agile methodology.
Company:
Keylent provides Software Development Services in the Cloud, Analytics and Digital Transformation space. Founded in 2010, the company is headquartered in Wilmington, USA, with a team of 201-500 employees. The company is currently Growth Stage.
Keylent logo

About Keylent

Sourced by ZipRecruiter

Keylent Inc, based in Wilmington, DE, US, operates in the dynamic IT services and solutions industry. Their official platform, keylent.com, further details their robust suite of services which primarily comprise software consulting, quality assurance, project management, and business intelligence. Keylent Inc has been an integral part of the industry since its inception, serving diverse clients with their specialized, innovative IT solutions. This customer-centric firm is founded on the core values of reliability, integrity, and zealous innovation. Their mission is to empower businesses in navigating the complex technological landscape with ease, efficiency, and confidence. Notably, Keylent Inc has been recognized for its commitment to exceptional service delivery and the profound impact of its solutions in facilitating business growth.

Industry

Internet and it

Company size

11 - 50 Employees

Headquarters location

Wilmington, DE, US

Year founded

2010

Social media

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