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Senior Software Developer Jobs in Mystic, CT (NOW HIRING)

First Citizens Bank

Senior Data Engineer

Carolina, RI · On-site +1

$106K - $144K/yr

The Senior Data Engineer is responsible for designing, developing, enhancing, and supporting ... Bachelor's Degree and 4 years of experience in Software application development, Data engineering ...

First Citizens Bank

Senior Data Engineer

Carolina, RI · On-site +1

$106K - $144K/yr

The Senior Data Engineer is responsible for designing, developing, enhancing, and supporting ... Bachelor's Degree and 4 years of experience in Software application development, Data engineering ...

ThayerMahan

Senior Mechanical Engineer

Groton, CT · On-site

$120 - $160/hr

Senior Mechanical Engineer Location: Groton, CT (In-Person, Full-Time) Department: Mechanical ... Work cross-functionally with electrical, software, and field operations teams to ensure cohesive ...

ThayerMahan

Senior Mechanical Engineer

Groton, CT · On-site

$103K - $137K/yr

Senior Mechanical Engineer Location: Groton, CT (In-Person, Full-Time) Department: Mechanical ... Work cross-functionally with electrical, software, and field operations teams to ensure cohesive ...

ThayerMahan

Senior Mechanical Engineer

Groton, CT · On-site

$103K - $137K/yr

Senior Mechanical Engineer Location: Groton, CT (In-Person, Full-Time) Department: Mechanical ... Work cross-functionally with electrical, software, and field operations teams to ensure cohesive ...

ThayerMahan

Senior Mechanical Engineer

Groton, CT

$103K - $137K/yr

Senior Mechanical Engineer Location: Groton, CT (In-Person, Full-Time) Department: Mechanical ... Work cross-functionally with electrical, software, and field operations teams to ensure cohesive ...

Revvity

Senior Applications Scientist

Hopkinton, RI · On-site

$95K - $127K/yr

Job Title Senior Applications Scientist Location(s) Hopkinton About Us Revvity is a developer and ... The role involves collaboration with engineers, software developers, biochemists and/or molecular ...

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Senior Software Developer information

See Mystic, CT salary details

$15

$61

$86

How much do senior software developer jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for senior software developer in Mystic, CT is $61.00, according to ZipRecruiter salary data. Most workers in this role earn between $51.78 and $68.41 per hour, depending on experience, location, and employer.

What is a senior software developer?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What does a senior software developer do?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What skills and qualifications are needed to thrive as a senior software developer?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

More about Senior Software Developer jobs

What cities near Mystic, CT are hiring for Senior Software Developer jobs?

Cities near Mystic, CT with the most Senior Software Developer job openings:

Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Mystic, CT as of August 2026, with employment types broken down into 84% Full Time, 13% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $126,886 per year, or $61 per hour.

Senior Data Engineer

First Citizens Bank

Carolina, RI • On-site, Remote

$106K - $144K/yr

Full-time

Re-posted 13 days ago

Key responsibilities

  • Design, develop, test, and deploy scalable full-stack applications using technologies such as React.js, Java, Spring Boot, Node.js, Python, Kafka, and relational databases.

  • Design and implement RESTful APIs, microservices, and event-driven solutions to support business and data processing requirements.

  • Support production applications, troubleshoot complex issues, monitor performance, and participate in incident management activities.

First Citizens Bank rating

7.4

Company rating: 7.4 out of 10

Based on 106 frontline employees who took The Breakroom Quiz

107th of 174 rated banks

Job description

Overview

This is a remote role that may only be hired in the following location(s): North Carolina, Arizona, Texas And Florida.

The Senior Data Engineer is responsible for designing, developing, enhancing, and supporting enterprise applications that enable Financial Model Execution Platforms and related business capabilities within the Data Platform. This role requires strong full-stack development expertise across user interfaces, APIs, microservices, event-driven architectures, and database technologies.

The successful candidate will collaborate with product owners, business stakeholders, architects, and engineering teams to deliver scalable, secure, and high-performance solutions. In addition to hands-on development, this individual will provide technical leadership, mentor junior engineers, participate in architecture discussions, and support production systems through continuous improvement and operational excellence.


Responsibilities & Qualifications

Duties & Responsibilities:

Solution Design & Development

  • Design, develop, test, and deploy scalable full-stack applications using React.js, Java, Spring Boot, Node.js, Python, Kafka, and relational databases.
  • Design and implement RESTful APIs, microservices, and event-driven solutions to support business and data processing requirements.
  • Translate business requirements into technical designs and implementation plans.
  • Build reusable components, application frameworks, and shared services to improve development efficiency.

Technical Leadership

  • Lead and participate in architecture reviews, technical design discussions, and code reviews.
  • Provide technical guidance and mentorship to junior developers and project teams.
  • Establish and promote engineering best practices, coding standards, and development methodologies.

Analysis & Planning

  • Analyze business and technical requirements and assess system impacts, dependencies, and risks.
  • Provide effort estimates, technical recommendations, and implementation strategies for new initiatives and enhancements.
  • Collaborate with solution architects, product owners, and stakeholders to define scalable solutions.

Application Support & Reliability

  • Support production applications and troubleshoot complex issues across UI, middleware, messaging platforms, and databases.
  • Monitor application performance and identify opportunities for optimization and automation.
  • Participate in on-call rotations and incident management activities.

Quality & Continuous Improvement

  • Develop automated units, integration, and regression tests.
  • Drive continuous improvement initiatives related to application performance, security, reliability, and maintainability.
  • Contribute to Agile ceremonies, sprint planning, retrospectives, and release activities.

Qualifications:

Bachelor's Degree and 4 years of experience in Software application development, Data engineering, cloud platforms

OR

High School Diploma or GED and 8 years of experience in Software application development, Data Integrations, cloud platforms

Preferred Area of Study: Computer Science, Information Systems, Data Science, or related field

Preferred Area of Experience: 5+ years of software engineering experience developing enterprise-scale applications.

Preferred Qualifications:

  • Strong experience building web applications using React.js and JavaScript/TypeScript.
  • Strong experience developing backend services using Java, Spring Boot, and microservices architecture.
  • Experience implementing event-driven architecture using Kafka.
  • Experience using Python for automation, data processing, or backend services.
  • Advanced SQL development and database design experience with Oracle and Netezza.
  • Experience designing and consuming REST APIs.
  • Experience with GitLab, CI/CD pipelines, Jira, and Confluence.
  • Experience working in Agile/Scrum environments.
  • Excellent ability to communicate technical information clearly and work effectively with cross-functional teams
  • Strong analytical and problem-solving skills
  • Experience with cloud platforms (AWS) and container technologies such as Docker and Kubernetes is preferred.
  • Experience within financial services, banking, risk, treasury, forecasting, or regulatory reporting environments is highly desirable.

Additional Information

#LI-JM1

Benefits are an integral part of total rewards and First Citizens Bank is committed to providing a competitive, thoughtfully designed and quality benefits program to meet the needs of our associates. More information can be found at https://jobs.firstcitizens.com/benefits.

Qualifications:

#LI-JM1

Benefits are an integral part of total rewards and First Citizens Bank is committed to providing a competitive, thoughtfully designed and quality benefits program to meet the needs of our associates. More information can be found at https://jobs.firstcitizens.com/benefits.

Education:UNAVAILABLEEmployment Type: FULL_TIME

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