Software Developer Engineer in Test - Performance Engineering

Staff Software Development Engineer in Test (SDET) – Performance Engineering

As a Staff Software Development Engineer in Test (SDET) – Performance Engineering, you will contribute to shaping the future of quality and performance engineering ’ll apply your technical expertise to help teams build reliable, scalable, and secure software that supports meaningful experiences for BECU members. Your leadership in performance engineering, test strategy, and automation will help elevate engineering practices, streamline delivery, and strengthen the technology ecosystem across the organization.

Your work directly supports accessible, dependable solutions that positively impact the communities BECU serves.

To join our dynamic team, we require candidates to be residents of Washington, Oregon, Idaho, Arizona, Texas or California. If you’re located in Washington state and within a reasonable driving distance from Tukwila, we request that you come into our HQ on Tuesdays and Wednesdays. For candidates who live outside the commute distance of the Tukwila facility and in any of our approved remote work locations, this role will be remote.

Remote or onsite, we are committed to ensuring you are fully engaged and included in our collaborative environment.

The target pay range for this position is $–$ annually. The full pay range is $–$ annually. Compensation decisions use factors such as relevant job‑related skills, experience, education or training. In addition to salary, performance‑based incentives are available and vary by role.

• 401(k) company match up to 3% with a 4% annual contribution by BECU
• Medical, dental and vision coverage (family contributions as well)
• PTO program plus exchange program
• Tuition reimbursement program
• BECU Cares volunteer time off and donation match

• Lead test strategy & execution – develop inclusive, scalable test strategies, automation frameworks, and performance tools that empower engineering teams across web, mobile, and data environments.
• Advance performance engineering – analyze system behavior, performance patterns, and load models to identify opportunities for improving scalability, testability, and overall reliability.
• Lead performance testing initiatives – guide performance engineering efforts, interpret results, identify patterns, and collaborate across teams to resolve issues with clarity and accuracy.
• Share knowledge & foster learning – contribute to internal learning sessions, technical discussions, and community knowledge sharing to support continuous education and collaboration.
• Establish technical standards – review test and automation code for quality and consistency, contribute to engineering standards, and help maintain best‑practice testing guidelines.
• Mentor & support engineers – provide constructive, skills‑focused coaching to SDETs and engineers through code reviews, test design discussions, and knowledge sharing.
• Enhance CI/CD quality – strengthen automated test reliability within CI/CD pipelines, identifying opportunities to optimize build feedback and execution stability.
• Champion quality culture – advocate for performance and end‑to‑end testing practices that improve overall product quality and promote shared ownership across engineering teams.
• Support technical growth & innovation – provide guidance and expertise across engineering initiatives, contributing to improved processes, tools, and testing efficiency.
• Engage in broader team efforts – contribute to team goals and evolving initiatives with a collaborative, community‑oriented mindset.

• Opportunities for influence – shape engineering quality and performance practices across multiple teams and technical domains.
• Deep technical development – grow in areas such as performance engineering, automation frameworks, distributed systems, cloud platforms, and scalable test architecture.
• Collaborative leadership – frequent opportunities to mentor peers, contribute to learning communities, and influence strategic technical direction.
• Supportive innovation culture – a space where diverse perspectives are welcomed, new ideas are encouraged, and experimentation is supported.
• Modern tools &…