Principal Full Stack Engineer

Post Date

Mar 30, 2026

Location

Merrimack,
New Hampshire

ZIP/Postal Code

03054
US
May 31, 2026 Insight Global

Job Type

Contract

Category

Software Engineering

Req #

BOS-5de3da35-3c10-43dc-a7ec-8c5a4be8dc6f

Pay Rate

$60 - $75 (hourly estimate)

Job Description

We are seeking a Principal Full Stack Engineer to collaborate and deliver high quality, scalable brokerage systems. You will serve as a technical leader working closely with product owners and architects to define and implement technical strategies. This role requires engineers who can build applications that scale under high transaction volumes and evolving requirements.
Compensation: $75 - 95/hr
Exact compensation may vary based on several factors, including skills, experience, and education.
Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.

We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review Insight Global's Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/.

Required Skills & Experience

• Bachelor’s degree in Computer Science or related field
• 10+ years of experience with Java, Spring Framework, and Kafka
• Experience designing microservices using design patterns and SOLID principles
• Experience with CI/CD, Jenkins pipelines, and deployment strategies
• Kubernetes and container orchestration experience
• Experience with asynchronous messaging systems
• Strong SQL and database experience
• Experience with unit and integration testing frameworks

Nice to Have Skills & Experience

• Experience building high throughput, low latency systems
• Industry experience in financial services or other high transaction, data intensive environments
• Brokerage, trade processing, or settlements experience
• AWS cloud experience

Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.