Software Development Engineer II (hybrid)

Northwest Administrators, Inc; Seattle (WA); Hybrid; USD 112,000 - 152,000; Full time

Benefits offered by this job

Health flexible spending

Dependent care assistance

Pet insurance

401(k) plan with employer match

Job summary

Northwest Administrators, Inc. is seeking an experienced full stack development engineer in Seattle with strong T-SQL and .NET expertise. You will design, build and optimize desktop and web apps, leveraging AI-assisted tools to accelerate coding and testing. The role emphasizes scalable, reliable products and collaboration with business analysts.

The position offers a hybrid schedule (Tue–Thu in Seattle) and a competitive benefits package, including 401(k) match and health options.

Qualifications

• This role requires strong .NET Core/.NET experience and solid T-SQL coding skills.
• Candidate should be able to design and develop robust application logic.
• Experience with AI-assisted development tools and LLM integrations is a plus.

Responsibilities

• Build high performance, highly available software and modules.
• Develop components and scripts using .NET technologies.
• Design and maintain desktop and web applications with production support.
• Collaborate with analysts to translate requirements into code.

Skills

.NET Core / .NET

T-SQL

Problem solving

Organized

AI-assisted development tools

Agentic AI frameworks

Education

Bachelor’s degree in computer science, engineering, math, information systems, physics or related areas

Tools

PowerBI

React JS

Angular

APIs

Job description

Our software development team builds secure, end-to-end solutions with a strong emphasis on high-quality, high availability software. We’re seeking a talented full stack development engineer with exceptional T-SQL coding expertise, capable of designing and developing robust application logic and writing efficient, optimized SQL for data-driven systems. The ideal candidate has a proven track record of solving complex technical challenges through clean, maintainable code. In addition to outstanding coding ability, this person brings strong system design skills and the technical acumen needed to deliver reliable, scalable products that provide excellent experiences for our end users.

What you'll be doing...

• Build high performance, highly available and reliable software.
• Develop complex components/modules/scripts using .NET technologies.
• Design, build and maintain proprietary desktop and web-based applications, balancing active feature development with critical production support.
• Utilize modern AI-assisted development tools to accelerate coding, improve test coverage and streamline debugging workflows.
• Architect and implement Agentic AI patterns and workflows to improve automation, process efficiency and intelligent data handling.
• Contribute to debugging and troubleshooting the complete stack of services, identifying root causes for production issues in legacy and modern architecture.
• Partner with Business Analysts who define and document functional requirements for user-requested applications or projects.
• Document software components and architecture thoroughly for ongoing support, maintenance and seamless team collaboration.
• Perform code walk-throughs and code reviews of software components to maintain high standards of quality.

This position has a hybrid work schedule with 3 days per week (Tue, Wed, Thu) in our Seattle office (Lake Union/Eastlake).

Who you are...

• Educated. Bachelor’s degree in computer science, engineering, math, information systems, physics or related areas.
• Experienced. 6+ years of relevant software design and development experience with strong .NET Core / modern .NET experience).
• Problem Solver. Strong analytical skills and ability to solve complex problems
• Organized. Proven process improvementand organizationalskills
• Skilled. Strong TSQL coding (including the ability to write & troubleshoot complex queries & stored procedures), proficiency in AI-assisted development tools and experience implementing Agentic AI frameworks, LLM integrations, or intelligent autonomous agents.
• Preferred skills: Data visualization (PowerBI), API development, Frontend tools (React JS or Angular, etc.) and/or mobile development

Who we are...

Northwest Administrators, Inc. is an industry leader in third-party administration of employee benefits. We administer one of the largest multi-employer pension plans in the country, along with numerous large health and welfare plans. As part of our team, you will benefit from many training and development opportunities and can expect a better-than-market benefits package.

If hired, you can expect...

• Salary range of $10,075 - $13,631 per month (dependent on experience & qualifications)
• Optional benefits: health flex spending, dependent care assistance & pet insurance
• Generous 401(k) plan with employer base contribution and match
• Paid vacation (10 days), sick leave (10 days) and holidays (10 days)
• Collaborative team environment
• Hybrid work schedule available

NWA is proud to be an Equal Employment Opportunity employer. All employment decisions are based on business needs, job requirements and individual qualifications, without regard to race, color, religion, national origin, sex, sexual orientation, gender identity or expression, age, physical or mental disability, marital status, amnesty, veteran status, citizenship, family medical history or genetic information or any other characteristic protected by local, state, or federal laws. NWA prohibits any discrimination or harassment based on any of these characteristics.

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact Human Resources at [e-mail] to request accommodation.

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