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Senior Backend Engineer Jobs in Connecticut (NOW HIRING)

eTeam

Senior Java Python Backend Developer

Hartford, CT · On-site

$121K - $157K/yr

Job Summary : eTeam is seeking a Senior Java Python Backend Developer for a contract position. The role involves handling development projects in Java and Python, with responsibilities including ...

Gartner

Sr Manager, Backend Engineering

Stamford, CT · On-site

Join a world-class team of skilled engineers who build creative digital solutions to support our colleagues and clients. We make a broad organizational impact by delivering cutting-edge technology ...

Gartner

Sr Manager, Backend Engineering

Stamford, CT · Hybrid

Join a world-class team of skilled engineers who build creative digital solutions to support our colleagues and clients. We make a broad organizational impact by delivering cutting-edge technology ...

USM

Java Developer - Backend - USC/GC/GC-EAD

Norwalk, CT · On-site

$50.75 - $65.75/hr

Duties and Responsibilities Under the direction of the Sr. VP, Engineering, the Back-End Web Developer is responsible for: Coding highly efficient and scalable software Refactoring and improving ...

Cisco

Senior Software Engineer, Backend

Stamford, CT · On-site +1

$165K - $241K/yr

This popularity comes with large scalability challenges: our backend handles more than 10billionof ... Programming experience in Rust, Scala, Python. * Experience with observability tooling such ...

Cisco

Senior Software Engineer, Backend

Hartford, CT · On-site +1

$165K - $241K/yr

This popularity comes with large scalability challenges: our backend handles more than 10billionof ... Programming experience in Rust, Scala, Python. * Experience with observability tooling such ...

TicketNetwork

Senior Software Engineer

South Windsor, CT · On-site

$119K - $156K/yr

We are seeking a Senior Full Stack Engineer to lead the design and development of next-generation ... Develop high-performance backend services and APIs using C# and .NET 10 / .NET Core * Design and ...

subway

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

Sr. Software Engineer - Mobile App Shelton, CT Ready to build what's next with one of the world ... Connect the app to backend services and third-party tools: our ordering API, authentication ...

subway

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

Sr. Software Engineer - Mobile App Shelton, CT Ready to build what's next with one of the world ... Connect the app to backend services and third-party tools: our ordering API, authentication ...

subway

Sr. Software Engineer, Mobile App

Shelton, CT

$133K - $167K/yr

Sr. Software Engineer - Mobile App Shelton, CT Ready to build what's next with one of the world ... Connect the app to backend services and third-party tools: our ordering API, authentication ...

RCN Capital LLC

Senior Software Engineer

South Windsor, CT · On-site

$119K - $156K/yr

We are seeking a Senior Full Stack Engineer to lead the design and development of next-generation ... Develop high-performance backend services and APIs using C# and .NET 10 / .NET Core * Design and ...

subway

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

Sr. Software Engineer - Mobile App Shelton, CT Ready to build what's next with one of the world ... Connect the app to backend services and third-party tools: our ordering API, authentication ...

subway

Sr. Software Engineer, Mobile App

Shelton, CT · On-site

$133K - $167K/yr

Sr. Software Engineer - Mobile App Shelton, CT Ready to build what's next with one of the world ... Connect the app to backend services and third-party tools: our ordering API, authentication ...

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All JobsBackend Engineer JobsSenior Backend Engineer JobsSenior Backend Engineer Jobs in Connecticut

Senior Backend Engineer information

See Connecticut salary details

$19.2K

$142.8K

$200K

How much do senior backend engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for senior backend engineer in Connecticut is $142,813.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,400.00 and $167,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a senior backend engineer, and why are they important?

To thrive as a Senior Backend Engineer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), database management, and experience with scalable system architecture, typically supported by a relevant degree and several years of professional experience. Familiarity with frameworks, APIs, containerization tools (like Docker and Kubernetes), and cloud platforms (such as AWS or Azure) is essential, along with knowledge of version control systems like Git. Strong problem-solving abilities, effective communication, and mentorship skills help you collaborate across teams and guide junior developers. These skills ensure the delivery of robust, efficient, and maintainable backend systems that support business objectives and seamless user experiences.

What are some common challenges senior backend engineers face when scaling backend systems, and how are they typically addressed?

Senior Backend Engineers often encounter challenges related to system scalability, such as database bottlenecks, latency issues, and maintaining system reliability under increased load. Addressing these challenges typically involves optimizing database queries, implementing caching strategies, and designing microservices architectures to distribute workloads efficiently. Collaboration with DevOps and frontend teams is also crucial to ensure seamless integration and monitoring. Proactively identifying potential scalability issues and participating in code reviews are key responsibilities in this role.

What does a senior backend engineer do?

A senior backend engineer designs, develops, and maintains server-side applications and systems that support web and mobile platforms. They often work with programming languages like Java, Python, or Node.js, and use databases, APIs, and cloud services to ensure scalable and efficient backend operations. Additionally, they review code, mentor junior developers, and ensure system security and performance standards are met.

What is a senior backend engineer?

Senior Backend Engineers are experienced software professionals responsible for designing, developing, and maintaining the server-side components of web applications or systems. They work with databases, APIs, and application logic to ensure robust, scalable, and efficient backend operations. Their role often involves collaborating with frontend engineers, managing system architecture, reviewing code, and mentoring junior developers. Senior Backend Engineers also play a key role in optimizing performance, ensuring security, and integrating new technologies into existing systems.
What are the most commonly searched types of Backend Engineer jobs in Connecticut? The most popular types of Backend Engineer jobs in Connecticut are:
What cities in Connecticut are hiring for Senior Backend Engineer jobs? Cities in Connecticut with the most Senior Backend Engineer job openings:
Senior Backend Engineer jobs near you
Infographic showing various Senior Backend Engineer job openings in Connecticut as of August 2026, with employment types broken down into 91% Full Time, 4% Part Time, and 5% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution, with an average salary of $142,813 per year, or $68.7 per hour.

Senior Java Python Backend Developer

eTeam

Hartford, CT • On-site

$121K - $157K/yr

Full-time

Re-posted 22 days ago

Job description

Job Summary:
eTeam is seeking a Senior Java Python Backend Developer for a contract position. The role involves handling development projects in Java and Python, with responsibilities including client interaction, design, coding, testing, and deployment.
Responsibilities:
• Talent should have good analytical skills with working experience in an enterprise
• Excellent communication and Interpersonal skills.
• Responsibilities include client interaction, involvement in PI planning, design, coding, testing and deployment.
Qualifications:
Required:
• Java
• Python
• Strong understanding of backend and integration services
• Good analytical skills with working experience in an enterprise
• Excellent communication and Interpersonal skills
• Minimum years of experience: 8-10 years
Preferred:
• Healthcare industry experience
• Familiarity with healthcare workflows, APIs, and compliance standards is a plus
Company:
eTeam is a staffing agency that also provides payrolling services. Founded in 1999, the company is headquartered in Somerset, USA, with a team of 501-1000 employees. The company is currently Late Stage.

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