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Senior Back End Developer Jobs in Connecticut (NOW HIRING)

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 ...

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 ...

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 ...

The Walt Disney Company

Sr Software Engineer

Bristol, CT · On-site

$148K - $199K/yr

As a Senior Software Engineer, you will be expected to develop backend solutions in a dynamic, rapidly changing environment using your technical skill sets, working with product managers and team ...

Protegrity

Senior Manager, Engineering (821)

Fairfield, CT · On-site

$199K - $217K/yr

Solid experience integrating or developing backend services, including API design and microservices ... Exposure to AI/LLM-powered UI experiences or developer productivity tools. Should you accept this ...

Labcorp

Senior Software Engineer

Bloomfield, CT

$122K - $161K/yr

Design, implement, and maintain applicationspecific user interfaces, web services, backend database ... The Senior Software Engineer plays a key role in advancing automation capabilities, improving ...

RCN Capital, LLC.

Senior Software Engineer

Windsor, CT · On-site

$100 - $130/hr

Develop high‑performance backend services and APIs using C# and .NET 10 / .NET Core * Design and ... Strong experience with Azure (App Services, AI Search, Key Vault) and Azure DevOps/GitHub Actions ...

Scout ET

Perl Developer

East Haven, CT

The role of the Sr. Software Engineer is to work with Technical Lead and is responsible for ... backend applications that include several data sources, a number of servers, developed and run by ...

iTek People, Inc.

SDET Engineer

Somers, CT · On-site

= We are seeking a Mid to Senior SDET to own and evolve our test infrastructure, enabling our ... backend, and full-stack scenarios. This is not a QA role. You are an engineer with a testing focus ...

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All JobsBack End Developer JobsSenior Back End Developer JobsSenior Back End Developer Jobs in Connecticut

Senior Back End Developer information

See Connecticut salary details

$60.9K

$133K

$181.2K

How much do senior back end developer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for senior back end developer in Connecticut is $133,027.00, according to ZipRecruiter salary data. Most workers in this role earn between $114,600.00 and $148,900.00 per year, depending on experience, location, and employer.

What are some common challenges senior back end developers face when working on large-scale systems?

Senior Back End Developers often encounter challenges such as ensuring system scalability, maintaining high performance under increased load, and designing robust APIs that can evolve over time. They must also address complex data consistency issues and integrate with multiple third-party services or legacy systems. Collaborating closely with front end, DevOps, and QA teams is crucial to align on architecture decisions and streamline deployment processes, making strong communication and problem-solving skills essential.

What is the difference between Senior Back End Developer vs Backend Engineer?

AspectSenior Back End DeveloperBackend Engineer
Required CredentialsBachelor's in CS or related field, experience in backend developmentBachelor's in CS or related field, experience in backend systems
Work EnvironmentCollaborates with front-end developers, product managers, and QA teamsWorks on server-side logic, database integration, and API development
Industry UsageCommon in tech companies, startups, and enterprise software firmsUsed across similar industries, often interchangeably with Senior Back End Developer

Both roles require similar technical skills and educational backgrounds, focusing on server-side development. The main difference lies in the seniority level and scope of responsibilities, with Senior Back End Developers typically taking on more leadership and complex project tasks compared to Backend Engineers.

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

To thrive as a Senior Back End Developer, you need advanced programming skills (such as in Python, Java, or Node.js), a deep understanding of server-side architecture, and experience with databases, often backed by a degree in computer science or related fields. Familiarity with frameworks (like Django or Spring), RESTful APIs, cloud platforms (AWS, Azure, or GCP), and version control systems (such as Git) is typically required, along with relevant certifications. Strong problem-solving, collaboration, and communication skills help you deliver robust solutions and mentor junior developers. These skills ensure scalable, secure, and maintainable back-end systems that are vital for reliable business operations.

What is a senior back end developer?

Senior Back End Developers are experienced software engineers who specialize in building and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They collaborate with front end developers and other team members to ensure seamless integration and optimal performance of applications. Their responsibilities often include designing system architecture, optimizing code for scalability, implementing security best practices, and mentoring junior developers. Senior Back End Developers typically have several years of experience and a deep understanding of programming languages such as Java, Python, Ruby, or Node.js.
What are the most commonly searched types of Back End Developer jobs in Connecticut? The most popular types of Back End Developer jobs in Connecticut are:
What are popular job titles related to Senior Back End Developer jobs in Connecticut? For Senior Back End Developer jobs in Connecticut, the most frequently searched job titles are:
What job categories do people searching Senior Back End Developer jobs in Connecticut look for? The top searched job categories for Senior Back End Developer jobs in Connecticut are:
What cities in Connecticut are hiring for Senior Back End Developer jobs? Cities in Connecticut with the most Senior Back End Developer job openings:
Senior Back End Developer jobs near you
Infographic showing various Senior Back End Developer job openings in Connecticut as of August 2026, with employment types broken down into 87% Full Time, and 13% Contract. Highlights an 70% In-person, 2% Hybrid, and 28% Remote job distribution, with an average salary of $133,027 per year, or $64 per hour.

Senior Digital Tech Lead

Iberdrola

Orange, CT • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 23 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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