Principal Software Developer

BECU

2d•Hybrid

About The Position

As a Principal Software Developer (PSD), you’ll shape innovative, industry-leading solutions that elevate BECU member experience and strengthen our position in the market. You’ll use your technical mastery, creativity, and business insight to turn big ideas into real impact—driving forward-thinking technologies, collaborating with talented teams, and influencing high value outcomes across the organization. This is your opportunity to lead, inspire, mentor, and architect systems that help define the future of BECU. 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. 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.

Requirements

Bachelor’s degree in technical or business discipline, or equivalent work or education-related experience.
Minimum 10 years of information technology experience with demonstrated expertise in application design.
Experience with Financial products, i.e., Mortgage, Loan, Credit Card, Deposits, etc.
Experience managing source control models and organization development practices.
Demonstrated experience with Secure Development best practices.
Proven ability to learn new/emerging technologies, and to deliver a highly scalable solution with those technologies over the entire product lifecycle (from ideation to retirement) in a polyglot environment.
Experience designing and delivering REST APIs.
Demonstrated expertise with .NET, C#
Knowledge of Open Source (OSS) technologies and libraries.
Experience with Azure cloud development and architecture, including secure identity patterns (RBAC/Managed Identity), secrets/configuration (Key Vault/App Configuration), and cloud operational considerations.
High-level expertise in two or more of the following domains: server-side web dev, client-side web dev, REST/web services, large scale data analytics using Machine Learning frameworks, networking and service mesh.
Expertise in SOLID design principles, Object-Oriented Programming and Design.
Expertise with Microservices and distributed systems design.
Strong understanding of Software Development Life Cycle (SDLC) and Agile methodologies.
Expertise with Continuous Integration and Continuous Delivery systems and tools such as Azure DevOps Services, GitHub Actions, Jenkins, or Teamcity.
Deep expertise in Test Driven Development concepts, methods, and tools.
Demonstrated experience in unit testing, integration testing and performance/load testing.
Expertise using Git, including performing code reviews, pull requests, and following branching standards such as Git Flow or Trunk-Based Development.
Experience with SQL, large datasets, data warehousing and sophisticated ETL processes, analytics engines required.
Knowledge of cloud-hosted SQL-based datastores.
Demonstrated experience with Cosmos DB and/or other NoSQL systems.
Proven experience leading and collaborating with multiple teams for enterprise-wide initiatives, including business unit teams, to deliver solutions through all aspects of the SDLC.

Nice To Haves

Advanced degree.
System administration and automation with PowerShell or bash.
Proven ability to stay current with emerging technologies and new applications of existing technologies, through work or continuing industry or education involvement.
Experience with event-driven/messaging patterns using Event Hubs, Service Bus, or similar technologies.
Experience building observability using Open Telemetry + Application Insights.
Industry conference experience presenting in front of technically adept, and non-technical audiences.
Drive the adoption of relevant technologies across the enterprise.

Responsibilities

Innovative Solution Design: Use your technical expertise and strategic mindset to design and develop forward-thinking, market defining solutions that solve business challenges and enhance member experiences.
Technical Vision & Leadership: Visualize, articulate, and champion technical approaches that push boundaries and set new industry standards.
Prototype & Partner: Work side by side with business leaders to build prototypes and solution concepts that help shape the strategic direction of new products and capabilities.
Technology Advocacy: Stay continuously engaged with emerging technologies and share your insights broadly helping teams across BECU stay informed, aligned, and ready for what’s next.
Complex System Engineering: Lead highly complex, multi-tier architecture work—including analysis, design, coding, testing, debugging, and documentation—to deliver dependable, scalable systems.
Process & Practice Improvement: Identify opportunities to elevate engineering practices, streamline processes, and introduce new approaches that improve operational efficiency and solution quality.
Code Quality Leadership: Model and uphold BECU-wide coding standards. Create, refine, and advocate for best practices in code quality, reusability, and extensibility.
Enterprise Thought Leadership: Drive technical strategy across teams, offering architectural leadership and promoting innovative thinking that accelerates enterprise-wide progress.
Mentorship & Knowledge Sharing: Mentor developers of all levels, fostering a culture of collaboration, learning, and continuous technical growth.
Technical Consulting: Serve as a trusted expert for delivery teams, offering deep technical insights and solving highly complex defects and challenges.
Agile Planning Execution: Break down work into Epics, Features, Stories, and Tasks to support clear, scalable, and collaborative Agile delivery.
Enterprise Collaboration: Partner with multiple teams, including business stakeholders, to deliver large-scale, cross-functional initiatives through every phase of the SDLC.