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Senior Java J2Ee Developer Jobs in West Haven, CT

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

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

Sr. Software Engineer

Shelton, CT · On-site

$122K - $162K/yr

JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ... AWS Certified Developer - Associate or higher * Exposure to React Native or cross-platform mobile ...

Sr. Software Engineer

Miami, FL · On-site

$117K - $154K/yr

JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ... AWS Certified Developer - Associate or higher * Exposure to React Native or cross-platform mobile ...

Sr. Software Engineer

Miami, FL · On-site

$117K - $154K/yr

JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ... AWS Certified Developer - Associate or higher * Exposure to React Native or cross-platform mobile ...

Sr. Software Engineer

Shelton, CT · On-site

$122K - $162K/yr

JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ... AWS Certified Developer - Associate or higher * Exposure to React Native or cross-platform mobile ...

Sr. Software Engineer

Shelton, CT

$122K - $162K/yr

JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ... AWS Certified Developer - Associate or higher * Exposure to React Native or cross-platform mobile ...

Sr. Software Engineer

Miami, FL · On-site

$117K - $154K/yr

JavaScript/TypeScript (Node.js), Java, or C# * Experience with serverless architectures on AWS ... AWS Certified Developer - Associate or higher * Exposure to React Native or cross-platform mobile ...

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 ...

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 ...

Senior Analyst, Order to Cash

Norwalk, CT · Hybrid

$88K - $116K/yr

Who you are: Bachelor's degree in Computer Science Engineering with experience in Finance ... Hands-on experience with Java financial applications- including transaction ingestion, validation ...

Senior Analyst, Order to Cash

Norwalk, CT · Hybrid

$88K - $116K/yr

Who you are: Bachelor's degree in Computer Science Engineering with experience in Finance ... Hands-on experience with Java financial applications- including transaction ingestion, validation ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

... Android (Kotlin/Java) builds, native modules -- or genuine enthusiasm to learn. * Practical ... HOW WE WORK We use Agile delivery in two-week sprints, tracked in Azure DevOps. Design specs come ...

Showing results 21-40

Senior Java J2Ee Developer information

What are the key skills and qualifications needed to thrive as a senior Java J2EE developer?

To thrive as a Senior Java J2EE Developer, you need advanced expertise in Java, J2EE frameworks (such as Spring or Hibernate), object-oriented programming, and a relevant degree in computer science or related fields. Familiarity with version control systems (like Git), build tools (such as Maven or Gradle), and cloud platforms, along with relevant certifications, is often required. Strong problem-solving, leadership, and communication skills help you collaborate effectively and mentor junior developers. These skills and qualities are essential for delivering robust, scalable applications and leading successful development projects.

What does a senior Java J2EE developer do?

A Senior Java J2EE Developer is responsible for designing, developing, and maintaining enterprise-level applications using Java and Java 2 Platform, Enterprise Edition (J2EE) technologies. They lead the development process, perform code reviews, and ensure the application is robust, scalable, and secure. Additionally, they collaborate with cross-functional teams to gather requirements, provide technical guidance, and resolve complex software issues.

What is the difference between Senior Java J2Ee Developer vs Java Software Engineer?

AspectSenior Java J2Ee DeveloperJava Software Engineer
Required CredentialsBachelor's in CS or related, Java certifications often preferredBachelor's in CS or related, Java certifications beneficial
Work EnvironmentDevelops enterprise applications, often in large teamsDevelops Java applications, may work on various project sizes
Industry UsageCommon in finance, healthcare, enterprise sectorsUsed across tech, finance, startups, and enterprise
Search & Comparison IntentOften compared for experience level and responsibilitiesCompared for entry to mid-level Java development roles

The main difference between a Senior Java J2Ee Developer and a Java Software Engineer lies in experience and responsibilities. Senior developers typically lead complex projects and mentor junior staff, while Java Software Engineers focus on developing Java applications across various environments. Both roles require similar educational backgrounds and certifications, but seniority impacts scope and leadership expectations.

What are some common challenges faced by senior Java J2EE developers when working on large-scale enterprise applications?

Senior Java J2EE Developers often encounter challenges such as managing complex codebases, ensuring scalability and performance, and integrating with legacy systems or third-party services. Balancing new feature development with ongoing maintenance and refactoring can also be demanding. Effective communication and collaboration with cross-functional teams, such as DevOps, QA, and front-end developers, are essential to ensure smooth project delivery and address issues promptly.
What cities near West Haven, CT are hiring for Senior Java J2Ee Developer jobs? Cities near West Haven, CT with the most Senior Java J2Ee Developer job openings:
Infographic showing various Senior Java J2Ee Developer job openings in West Haven, CT as of August 2026, with employment types broken down into 75% Full Time, 11% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution.

Senior Digital Tech Lead

Iberdrola

Orange, CT • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 24 days ago


Job description

Senior Digital Tech Lead
Reports to: Manager - Application Development
Location: In Office, Orange CT
The base salary range for this position is dependent upon experience and location, ranging from:
  • $128,320 - $160,400

What We Offer:
  • Competitive benefits and growth opportunities
  • Generous performance-based bonuses
  • 12% 401(k) match
  • Comprehensive health, dental, and vision insurance
  • Tuition reimbursement
  • Professional development and clear career-advancement pathways

For more information, please visit: Benefits - Avangrid
Job Summary:
Are you ready to lead complex systems and drive high-impact technological outcomes? As a Senior Technical Lead, you will play a critical role in designing, developing, and delivering enterprise-grade system software and applications that directly support business objectives. You will combine deep technical expertise with people leadership, ensuring high-quality solutions are implemented efficiently, reliably, and at scale. This role empowers you to shape system architecture, guide teams through complexity, and ensure technology investments translate into measurable operational excellence. You will be accountable for both technical delivery and team performance, overseeing end-to-end software development while driving continuous improvement across systems, processes, and capabilities.
Why This Role is Exciting
  • Own End-to-End Delivery: Design, develop, test, debug, and implement system software and applications aligned with business requirements, while ensuring technology solutions meet performance, reliability, and scalability standards.
  • Lead Through Complexity: Serve as the technical leader on large, complex initiatives-solving challenging problems, guiding architectural decisions, and ensuring system improvements are successfully implemented and monitored.
  • Direct High-Performing Teams: Provide full technical leadership for professional and complex development teams. Set clear direction, adapt development plans, and proactively address resource, delivery, and day to day challenges.
  • Shape Technology Strategy: Define and validate systems and application design requirements, ensuring solutions are aligned with long-term business objectives and continuously optimized for efficiency and effectiveness.
  • Leverage Specialized Expertise: Apply deep technical knowledge to lead solution design, influence standards, and actively participate in innovation and improvement initiatives across the organization.
  • Partner for Success: Coordinate work delivered by internal teams and external contractors, ensuring consistent execution, accountability, and quality across all technology initiatives.

Key Responsibilities
Technology Expertise
  • Demonstrates strong expertise in modern Angular frameworks (16+), HTML5, CSS/SCSS, and contemporary UI component libraries and design systems.
  • Applies deep knowledge of front-end architecture to design scalable, reusable solutions that support both web and mobile applications, including responsive layouts, performance optimization, state management, offline capabilities, and application security.
  • Leverages experience with content management platforms and identity and access management solutions (e.g., CMS platforms such as Liferay and OAuth/OIDC-based IDPs such as Auth0 or equivalent).
  • Utilizes advanced proficiency in Java (11/17+) and modern JDK features to support scalable backend, API, and integration solutions.
  • Designs and supports cloud-ready, microservices-based applications using Spring Boot and related containerization, orchestration, and deployment frameworks.

Technical Leadership & Application Architecture
  • Provides hands-on technical leadership across engineering teams, ensuring application design and delivery align with approved solution architecture, platform standards, and business objectives.
  • Leads and mentors engineers while enforcing architectural decisions, coding standards, and engineering best practices to deliver scalable, high-quality web and mobile solutions.
  • Drives technical execution across the software development lifecycle, collaborating closely with solution architecture, product, and delivery teams to ensure performance, reliability, and maintainability.
  • Oversees technical problem resolution and design decisions across multiple initiatives, balancing architectural compliance with practical delivery needs.

Required Qualifications:
Bachelor's degree in Computer Science, Engineering, or a related technical discipline with 10+ years of professional experience; or a Master's degree with 7+ years of experience.
Experience:
  • Minimum 5 to 7 years of experience in a senior engineering or technical leadership role.
  • Demonstrated experience as an expert in software development, leveraging Agile DevOps practices for CI/CD.
  • Proven track record of designing, building, and deploying large-scale, enterprise-grade, multi-tier applications that scale across web and mobile platforms.

Technical & Functional Skills:
  • System Integration: Mastery of architecting enterprise-scale integrations using APIs, connectors, and middleware, specifically with legacy ERP systems like SAP.
  • Data Platforms: Proficiency with modern data platforms (e.g., Snowflake, Databricks, AWS, or Microsoft Fabric) for data orchestration and governance.
  • Architectural Design: Ability to design complex systems that manage data flows, state management, and edge cases effectively.
  • Web Platforms:
    • Strong hands-on experience with modern web technologies, including JavaScript, TypeScript, and Angular frameworks and UI libraries.
    • Advanced proficiency in Java (11/17+) with experience building backend and integration solutions using Spring Boot and microservices architectures.
    • Experience designing cloud-based solutions using platforms such as Microsoft Azure and/or AWS.
    • Familiarity with CI/CD pipelines and source control tools (e.g., Git, Jenkins or equivalent).
    • Experience with containerization and orchestration technologies such as Docker and Kubernetes.
    • Working knowledge of relational databases (e.g., Oracle, SQL Server, PostgreSQL).

#LI-Onsite
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Company:
AVANGRID SERVICE COMPANY
Mobility Information
Please note that any applicant who is not a citizen of the country of the vacancy will be subject to compliance with the applicable immigration requirements to legally work in that country.
At Avangrid we provide fair and equal employment and advancement opportunities for all employees and candidates regardless of race, color, religion, national origin, gender, sexual orientation, age, marital status, disability, protected veteran status or any other status protected by federal, state, or local law.
If you are an individual with a disability or a disabled veteran who is unable to use our online tool to search for or to apply for jobs, you may request a reasonable accommodation by contacting our People and Organization department at careers@avangrid.com.
Avangrid employees may be assigned a system emergency role and in the event of a system emergency, may be required to work outside of their regular schedule/job duties. This is applicable to employees that will work in Connecticut, Maine, Massachusetts, and New York within Avangrid Network and Corporate functions. This does not include those that will work for Avangrid Power.
Avangrid employees may also be assigned a NERC Reliability Standards compliance role supporting Critical Infrastructure Protection (CIP) and/or Operations and Planning (O&P) responsibilities. This is applicable to employees that will work in electric transmission, operations, and cyber security business areas in Connecticut, Maine, Massachusetts, and New York within Avangrid Network and Corporate business areas. NERC Reliability Standards compliance roles and responsibilities may include additional access protections, training, audit engagement, and required evidence retention, and will be communicated by the employee's management.
Job Posting End Date:
August-31-2026