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Senior Java Backend Developer Jobs in New Haven, CT

Iberdrola

Senior Digital Tech Lead

Orange, CT · On-site

Utilizes advanced proficiency in Java (11/17+) and modern JDK features to support scalable backend ... Leads and mentors engineers while enforcing architectural decisions, coding standards, and ...

Iberdrola

Senior Digital Tech Lead

Orange, CT

Utilizes advanced proficiency in Java (11/17+) and modern JDK features to support scalable backend ... Leads and mentors engineers while enforcing architectural decisions, coding standards, and ...

krg technology inc

Java Tech Lead

Danbury, CT · On-site

Team Lead / Senior Developer will be responsible for technically leading the software projects ... Must Have Skills Technical Skills - Java EE7, Spring, Apache CXF web services, Restful API, mysql

Assa Abloy

Software Engineer

New Haven, CT · On-site

GWT * SmartGWT Enterprise 14.1 * DataSource-driven UI architecture Backend * Java 25 * Spring ... HikariCP Connection Pooling Build & DevOps * Maven (Multi-Module Architecture) * GitLab CI/CD

ASSA ABLOY

Software Engineer

New Haven, CT · On-site +1

GWT * SmartGWT Enterprise 14.1 * DataSource-driven UI architecture Backend * Java 25 * Spring ... HikariCP Connection Pooling Build & DevOps * Maven (Multi-Module Architecture) * GitLab CI/CD

Hyperfine

Senior Software Engineer, Cloud

Guilford, CT · On-site +1

$143K - $165K/yr

Senior Software Engineer, Cloud Location: Guilford, Connecticut This role is for talented Software ... Backend web development, including best software engineering practices, efficient object-oriented ...

Hyperfine

Senior Software Engineer, Cloud

Guilford, CT · On-site

$143K - $165K/yr

Senior Software Engineer, Cloud Location:Guilford, Connecticut This role is for talented Software ... Backend web development, including best software engineering practices, efficient object-oriented ...

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Senior Java Backend Developer information

See New Haven, CT salary details

$64.4K

$140.6K

$191.6K

How much do senior java backend developer jobs pay per year?

As of Sep 2, 2026, the average yearly pay for senior java backend developer in New Haven, CT is $140,632.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,200.00 and $157,400.00 per year, depending on experience, location, and employer.

What is a senior Java backend developer?

A Senior Java Backend Developer is responsible for designing, implementing, and maintaining the server-side logic of applications using Java. They work with databases, APIs, and cloud services to ensure high performance and scalability. Additionally, they collaborate with front-end developers, DevOps teams, and business stakeholders to deliver robust and secure solutions. Seniors are expected to mentor junior developers and contribute to architectural decisions and best practices.

What are the typical daily responsibilities of a senior Java backend developer?

Senior Java Backend Developers usually spend their days designing and implementing backend components, reviewing code, and optimizing system performance. You may take part in architecture discussions, mentor junior developers, and troubleshoot complex technical issues. Collaboration with front-end developers, QA testers, and project managers is frequent to ensure seamless integration and successful product delivery. Additionally, you might be responsible for maintaining system documentation and keeping up-to-date with new technologies relevant to backend development. Overall, the role combines hands-on coding with leadership and cross-functional teamwork.

What are the key skills and qualifications needed to thrive in the senior Java backend developer position, and why are they important?

To thrive as a Senior Java Backend Developer, you need deep knowledge of Java, object-oriented design, RESTful APIs, and database systems, typically backed by a degree in computer science or related field and several years of relevant experience. Expertise in frameworks like Spring, ORM tools such as Hibernate, version control systems like Git, and, often, certifications such as Oracle Certified Professional Java Programmer are valued. Strong problem-solving, leadership, and clear communication skills help in mentoring junior developers and collaborating across teams. These competencies ensure robust, scalable backend solutions and effective team coordination in complex software projects.

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Senior Java Backend Developer jobs near you

Senior Digital Tech Lead

Iberdrola

Orange, CT • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 15 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
#LI-VF1
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

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