Sr Software Developer Engineer in Test (SDET)

Is it surprising to hear that a financial institution of 1.5 million members and over $30 billion in managed assets say that success comes from focusing on people, not profits?Our “people helping people” philosophy has guided us since 1935, driving our deep commitment to serving our members, communities, and each other. When you join our team, you become part of a purpose-driven organization where your work makes a real difference.While we’re proud of our history, we’re even more excited about our future. With business and technology transformation on the horizon, there’s never been a better time to be part of BECU.PAY RANGEThe Target Pay Range for this position is $128,900.00-$157,500.00 annually. The full Pay Range is $99,900.00 - $186,400.00 annually. At BECU, compensation decisions are determined using factors such as relevant job-related skills, experience, and education or training. Should an offer for employment be made, we will consider individual qualifications. In addition to your salary, compensation incentives are available for the hired applicant. Incentives are performance based and targets vary by role.BENEFITS – Because People Helping People Starts With Supporting You401(k) Company Match (up to 3%)4% annual contribution to your 401(k) by BECUMedical, Dental and Vision (family contributions as well)PTO Program + Exchange ProgramTuition Reimbursement ProgramBECU Cares volunteer time off + donation matchImpact You’ll MakeYou’ll play a critical role in strengthening the quality, stability, and reliability of BECU’s digital platforms by driving advanced automation and test engineering practices. As a senior member of the SIAM ecosystem, your work will directly reduce production defects, accelerate release cycles, and improve the online and mobile banking experience for our members. You’ll bring senior‑level judgment and autonomy to complex testing challenges, influencing system design and quality strategy across teams. Through leadership, mentorship, and hands‑on execution, you’ll help raise QE maturity and consistency across the organization. Simply put—when we ship better software, our members feel the difference.To join our dynamic team, we require candidates to be residents of WA, OR, ID, AZ, TX, GA, SC, NC, CA or VA. If you’re located in Washington state and within a reasonable driving distance from Tukwila, we are requesting that you come into our HQ on Tuesdays & Wednesdays. For those candidates that live outside the commute distance of TFC 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.What You’ll DoLead Advanced Test Automation: You’ll design, build, and maintain robust automated test frameworks, scripts, and test data models to expand automation coverage and reduce manual testing effort across releases.Ensure Testable, High‑Quality Design: You’ll partner closely with developers, architects, and product owners to ensure systems and services are designed with testability, quality, and scalability in mind.Drive Quality Engineering Strategy: You’ll help shape and execute the team’s testing roadmap and vision, aligning QE practices across multiple SIAM teams and cross‑domain partners.Improve System Reliability: You’ll analyze production issues, identify gaps across the testing stack, perform root cause analysis, and implement systemic improvements to prevent recurrence.Champion CI/CD Integration: You’ll ensure automated tests are seamlessly integrated into CI pipelines, executing reliably and supporting faster, more confident releases.Provide Technical Leadership: You’ll review and approve automation code and test solutions, ensuring consistency, quality, and alignment with BECU standards while contributing to those standards.Mentor and Elevate Others: You’ll coach and mentor SDETs, QA, and junior developers through code reviews, test design guidance, and hands‑on collaboration.Communicate with Impact: You’ll present complex technical topics clearly to engineering and cross‑functional stakeholders, proactively highlighting risks, gaps, and readiness.Support Delivery and Triage: You’ll lead and support testing efforts during releases, identify failure patterns, and collaborate in bug triage to drive issues to resolution.Operate with Accountability: You’ll perform all responsibilities in accordance with BECU competencies, compliance, regulatory, and information protection requirements.This isn’t just about ticking off tasks on a list. It's about making a significant, positive change in BECU’s journey, where your contributions are valued, and your growth is continually fostered.What You’ll GainThe opportunity to own and influence QE strategy across multiple high‑impact digital platformsExposure to complex, enterprise‑scale systems within online and mobile bankingA role that values senior‑level autonomy, judgment, and leadershipThe ability to make a direct, visible impact on member experience and product stabilityA collaborative environment where engineering, product, and QE partner closelyThe chance to mentor and shape the next generation of quality engineersSupport for innovation, continuous improvement, and responsible use of AI as a productivity toolA mission‑driven culture focused on members, trust, and long‑term impactQualificationsMinimum Qualifications:Bachelor’s degree in Computer Science or related discipline, or equivalent work experience requiredMinimum five years of experience designing test plans, cases and writing automated tests in a team environment requiredMinimum five years of hands-on experience with programming and scripting languages such as C#, Python or JavaScript/Typescript and software development/QA in a Windows environmentMinimum four years of experience with continuous integration systems and test case management tools requiredDesired QualificationsExperience testing applications and services with security automation frameworks preferredDemonstrated experience developing and designing testing and automation frameworks supporting multiple application platformsDemonstrated expertise in modern test automation frameworks and BDD practices, with strong experience using Playwright, Selenium, NUnit/MSTest/xUnit, PyTest/Jest, and SpecFlow/GherkinDemonstrated experience in unit testing, integration testing and performance testingExperience using git, including performing code reviews, pull requests, and following branching standards such as Git Flow or Trunk-Based Development requiredDemonstrated experience of relational database structures. Able to understand and construct SQL queriesProficient verbal and written skills to effectively communicateFull time hours requiredJOIN THE JOURNEYReady to make an indelible impact? Eager to be a part of a collaborative and innovative team where your ideas and contributions don’t just fill a role, but fuel the growth and success of BECU?EEO StatementBECU is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, veteran status, disability, sexual orientation, gender identity, or any other protected status.