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Senior Software Engineer I

BitSight Technologies
Cambridge, MA Full Time
POSTED ON 11/18/2025
AVAILABLE BEFORE 1/18/2026

Bitsight is a cyber risk management leader transforming how companies manage exposure, performance, and risk for themselves and their third parties. Companies rely on Bitsight to prioritize their cybersecurity investments, build greater trust within their ecosystem, and reduce their chances of financial loss.
Built on over a decade of technological innovation, its integrated solutions deliver value across enterprise security performance, digital supply chains, cyber insurance, and data analysis.

  • We invented the cyber ratings industry in 2011
  • Over 3000 customers trust Bitsight
  • Over 750 teammates are dispersed throughout Boston, Raleigh, New York, Lisbon, Singapore, and remote

Bitsight is a recognized industry leader dedicated to making the online world a safer place by helping governments, companies, and NGOs understand and mitigate their cybersecurity risks. We offer exceptional career opportunities and outstanding benefits within a dynamic, high-trust environment that combines the enthusiasm of a startup with the structure and stability of a mature company.

We are seeking a highly experienced and collaborative Senior Software Engineer to join one of our diverse, multicultural Engineering teams. Your mission will be to deliver robust, high-quality code within a continuous delivery environment, working in a small, cross-functional Agile team to design and ship key features and evolve our core infrastructure. As a Senior Software Engineer, you will be expected to think on your feet, learn quickly, and take full ownership of complex problems through to resolution, knowing your contributions are securing the digital ecosystem globally. You will thrive on solving intricate challenges and contributing new ideas that drive continuous improvement, supporting a culture that values technical skill development and career progression.

Requirements:

  • Curiosity and a growth mindset, with a passion for continuous learning, seeking out opportunities to expand your knowledge, and stretching yourself and others to achieve goals.

  • Strong Computer Science fundamentals in system design, data structures, and algorithms.

  • Ability to own loosely defined features from technical design through completion, and deliver on commitments.

  • Five (5) years of experience as a Software Engineer building and maintaining a SaaS application.

  • Experience maintaining, building, and optimizing REST APIs.

  • Strong background in Python development.

  • Experience with big data technologies, such as Hadoop and Spark ecosystems.

  • Experience with CI/CD (e.g. Gitlab CI/CD, Jenkins) and container technologies (e.g. Docker, Kubernetes).

  • Experience working with a team of engineers and product managers in delivering a product to end-users.

  • Responsible, team-oriented, and well-organized.

  • Excellent communication skills in English - both written and spoken.

Preferred:

  • Experience with cloud computing environments (E.g., AWS)

  • Experience with modern Python frameworks and technologies, such as Django, FastAPI, Flask, SQLAlchemy.

  • Experience with OpenSearch/Elasticsearch.

  • Experience with non-relational distributed databases (E.g., Apache HBase)

Belonging & Inclusion. Bitsight is proud to be an equal opportunity employer. This means we do not tolerate discrimination of any kind and are committed to providing equal employment opportunities regardless of your gender identity, race, nationality, religion, sexual orientation, status as a protected veteran, or status as an individual with a disability.

Culture. We put our people first. Bitsight offers best in class benefits. We devote the same energy to nurturing our company's inclusive culture as we apply to serving our customers' needs. Working at Bitsight will give you the opportunity to fulfill your professional goals and expand your skills.

Open-minded. If you got to this point, we hope you're feeling excited about the job description you just read. Even if you don't feel that you meet every single requirement, we still encourage you to apply. We're eager to meet people that believe in Bitsight's mission and can contribute to our team in a variety of ways.

Bitsight also provides reasonable accommodations to qualified individuals with disabilities or based on a sincerely held religious belief in accordance with applicable laws. If you need to inquire about a reasonable accommodation, or need assistance with completing the application process, please email recruiting@bitsight.com. This contact information is for accommodation requests only, and cannot be used to inquire about the status of applications.

Additional Information for United States of America Applicants:

Bitsight is committed to compliance with all fair employment practices regarding citizenship and immigration status.

Bitsight will not discharge, discipline or in any other manner discriminate against any employee or applicant for employment because such employee or applicant has inquired about, discussed, or disclosed the compensation of the employee or applicant or another employee or applicant.

Massachusetts Applicants: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Qualified applicants with criminal histories will be considered for employment consistent with applicable law.

This position may be considered a promotional opportunity pursuant to the Colorado Equal Pay for Equal Work Act.


Individuals seeking employment at BitSight are considered without regards to race, color, religion, national origin, age, sex, marital status, ancestry, physical or mental disability, veteran status, gender identity, or sexual orientation. You are being given the opportunity to provide the following information in order to help us comply with federal and state Equal Employment Opportunity/Affirmative Action record keeping, reporting, and other legal requirements.

 

Salary.com Estimation for Senior Software Engineer I in Cambridge, MA
$159,806 to $192,101
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