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Senior Software Engineer

Job in Bellevue, King County, Washington, 98009, USA
Listing for: Protingent
Full Time position
Listed on 2026-05-21
Job specializations:
  • Software Development
    Software Engineer, Senior Developer
Salary/Wage Range or Industry Benchmark: 67500 USD Yearly USD 67500.00 YEAR
Job Description & How to Apply Below

Overview

Position Title: Senior Software Engineer

Position

Description:

Protingent Staffing has an exciting contract Senior Software Engineer opportunity.

Job Responsibilities
  • Design, implement, document, and test software based on formally defined requirements and bug reports from the in-house user base.
  • Design and implement refactorizations and maintenance to maximize near- and long-term productivity of users and developers.
  • Identify and prioritize tasks without them being explicitly assigned to you.
  • Support verification and validation efforts to prove that the codes meet specifications and are correct.
  • Systematically identify performance or productivity bottlenecks; design and implement solutions to eliminate them.
  • Perform administrative data management operations on the backend based on user and management needs.
  • Understand and translate new feature requests into formal software requirements.
  • Train and support reactor designers to use the software system.
  • Provide mentoring to other developers.
  • Support software build and testing systems (like our Jenkins instance and related dashboards).
  • Support server configuration and maintenance needs.
  • Facilitate design reviews for ongoing developments to keep review/approval process as productive as possible.
  • Review proposed code changes and provide detailed feedback before allowing it to go live.
  • Ensure compliance with quality standards and regulatory requirements for software.
Job Qualifications
  • Bachelor’s degree in applicable field of Engineering.
  • 6+ years of relevant experience on web application development.
  • Advanced programming skills in Python and JavaScript.
  • 3+ years in-depth experience and expertise with Django and DRF.
  • 3+ years in-depth experience with at least one JavaScript framework like Vue
    3.
  • 3+ years regularly writing software tests.
  • Advanced capabilities with software development tools, including git, IDEs, profilers, debuggers, test frameworks, packaging tools.
  • Ability to focus and comfort with delivering a challenging project under evolving conditions, during rapid-paced development.
  • Ability and professionalism to work within the robust regulatory environment of nuclear reactor design and construction.
  • A strong commitment to software best practices.
  • Strong communication skills desired.
  • Actual position starting level and title will be determined based on assessment of qualifications.
  • Travel Required:

    0-5%
Job Details
  • Contract
  • Pay Rate Range: $56-$95 (Pay rates are approved based on candidate location, education and experience)
  • Location:

    Bellevue, WA
  • Export control regulations require candidates to be a U.S. Citizen, U.S. Legal Permanent Resident, or of a protected person status
Benefits Package

Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.

#Terra Pro

About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We’re passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

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Position Requirements
10+ Years work experience
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