← Search all jobs

Senior Software Engineer

RareCyte

Seattle, WA · $150k–$170k a year · Posted October 9, 2026

More in Washington job market · Pharmaceuticals & Biotech · Engineering jobs

Pay compared with the market

This listing pays about $160,000 a year. Across 1,464 open senior software engineer listings that state pay, the middle half runs $174,500 to $222,500 and the median is $202,500. That is 21% below the median, below the middle half of those listings.

Listed pay is what employers advertise, not what people are paid.

Senior Software Engineer salaries by state · Check your own pay

About the job

RareCyte is a Life Sciences Precision Biology company focused on the development of novel technology and products in spatial biology and liquid biopsy. Our platforms have been adopted by leading research institutions and pharmaceutical companies worldwide for translational research, drug discovery and clinical programs. The breakthrough Orion technology is revolutionary in the spatial biology market, enabling tissue analysis with 20 channel whole-slide multiplex imaging in a single run.

We’re looking for a full-stack Senior Software Engineer to join our team and make a direct impact on our product and customers. This role will build a web-based platform that runs scans and manages and analyzes the resulting image data. Responsibilities also include working across the whole stack: Django services, distributed image processing, and a high-performance browser viewer for large microscopy images.

Our stack: Vue 3, Pinia, Tailwind CSS, Python/Django, Django REST Framework, Celery, PostgreSQL, Redis, and Docker on Linux. We use Azure for CI/CD.

Responsibilities

Build complex client-side applications, including real-time instrument control, high-performance image viewing, asynchronous processing, and data management

Be responsible for features from design through deployment, often starting from incomplete or evolving requirements and working with scientists, engineers, and product stakeholders to clarify needs and adapt as they change

Share knowledge with teammates and help evaluate new technologies to keep our stack modern

Required Qualifications

Bachelor's degree in computer science or a related field

5 - 8 years of experience building production software

Strong software engineering fundamentals, including testing, code review, and maintainable design

Demonstrated ability to debug complex systems

Experience with Python web services and APIs (Django and Django REST Framework strongly preferred) and modern JavaScript/TypeScript (Vue preferred)

Experience with relational databases such as PostgreSQL

Ability to make reasonable decisions with incomplete information and adjust course as requirements change

Excellent written and verbal communication skills

Ability to work independently and collaboratively in a cross-functional team

Preferred Qualifications

Experience with WebSockets, Celery or other task queues, Redis

Experience with scientific or image data in Python (NumPy, SciPy, OpenCV, TIFF/OME-TIFF)

Experience with browser graphics or large-image viewing (WebGL, OpenSeadragon, Web Workers)

Interest in and experience with front-end design, especially for scientific applications

Compensation

Base salary range spans a Software Engineer up to Senior Software Engineer*

Base Salary Range: $150,000 - $170,000 (annualized)

*Determining a base wage and title will be based on several factors which include skill set, level of education, experience and qualifications, as well as RareCyte internal equity. Some roles may also qualify for additional compensation such as bonus, commission, stock options and travel allowance.

Benefits:

At RareCyte, we support our employees in and out of the office. Click here to view a list of benefits offered to eligible employees.

----

We love talking to qualified candidates! Even if you don't fit the description perfectly, please still apply and we'll review your resume.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

If you require reasonable accommodation in completing this application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please direct your inquiries to RareCyte Human Resources at hr@rarecyte.com .

RareCyte is committed to maintaining a safe and healthy workplace for all employees. If there are future COVID-19 or similar pandemic outbreaks, RareCyte will follow applicable recommendations or requirements from the Washington State Department of Health and other relevant public health authorities regarding vaccine implementation and workplace safety measures for all team members. Vaccination may become a condition of employment where required or deemed necessary to maintain a safe workplace. Employees or applicants who are unable to comply due to a qualifying medical condition, disability, or sincerely held religious belief may submit a request for a reasonable accommodation through Human Resources at hr@rarecyte.com .