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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr Engineers, Software - **Company:** T-Mobile Us, Inc. - **Location:** Bellevue, WA, United States (Remote available) - **Experience:** Expert - **Salary:** $212,202.0 - $217,202.0 - **Contract:** Permanent contract - **Skills:** Adobe Analytics, Java (Programming Language), JavaScript (Programming Language), Spring Security, Adobe Experience Manager, Application Programming Interfaces (APIs), Unit Testing, Cascading Style Sheets (CSS), Checkstyle, Static Program Analysis, Code Review, Cross-Site Request Forgery, Hibernate (Java), Java Persistence API, Junit, OAuth, Open Web Application Security, Performance Tuning, Mockito, Semantic HTML, Software Deployment, Software Engineering, Software Requirements Analysis, Software Systems, Data Streaming, TypeScript, Web Content Accessibility Guidelines, Web Applications, Web Application Frameworks, Eslint, Link Control Protocol, Spring-boot, Caching, Cross-Site Scripting (XSS), Gitlab, Data Layers, Containerization, Webpack, Information Technology, Osgi, Restful APIs, Splunk, Dynatrace, Docker - **Published:** August 6, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=d6b24873c768fa4f ## About the Role PRIMARY REQUIREMENTS: Master's degree in Computer or Information Technology, Software Engineering, or related, and 3 years of relevant work experience. ALTERNATIVE REQUIREMENTS: Bachelor's degree in Computer or Information Technology, Software Engineering, or related, and 5 years of relevant work experience. Skills requirements: Requires experience in each of the following: Developing enterprise-scale, consumer-facing web applications end-to-end using Java, Spring Boot, JavaScript, TypeScript, and modern front-end framework. Designing and building content-driven web solutions using Adobe Experience Manager, including Sites, HTL (Sightly), Sling Models, OSGi, JCR, Content/Experience Fragments, and Dispatcher caching. Creating RESTful services and data layers using Java, Spring Boot, JPA, and Hibernate; implementing security with Spring Security (JWT, OAuth2); and ensuring quality through unit testing with JUnit and Mockito. Building dynamic user interfaces with Alpine.js, semantic HTML, and CSS: Flexbox, and Grid; optimizing performance using Webpack or Vite; and ensuring compliance with WCAG 2.1 AA accessibility standards. Implementing CI/CD pipelines using GitLab, containerizing and deploying applications with Docker and Kubernetes, and monitoring using Splunk, Splunk Observability, and OpenTelemetry for distributed tracing and metrics. Applying OWASP-aligned secure coding practices to prevent CSRF and XSS; performing code reviews with static analysis tools such as Checkstyle and ESLint; and optimizing system performance for TTFB, CLS, LCP, and API latency. * Location: Bellevue, WA * Telecommuting is permitted, but applicant must work from the worksite location at least 3-4 days per week. No additional national or international travel is anticipated. * This position is eligible for the employee referral program. ## Description * Analyze user needs and develop software solutions, applying principles and techniques of computer science, engineering, and mathematical analysis. * Understand system protocols, how systems operate and data flows. * Aware of current technology benefits. * Develop a full software stack. * Understand the building T Mobile blocks, interactions, dependencies, and tools required to complete software and automation work. * Interact with architects and principal engineers to define system requirements. * Drive engineering projects by developing software solutions, conducting tests and inspections, and preparing reports and calculations. * Contribute to designs and new frameworks that implement new ideas that improve an existing or new system/process/service. * Understands and can apply new industry perspectives to our existing business model. * Reviews existing designs and processes to highlight more efficient ways to complete existing workload more efficiently through industry perspectives. * Collaborates with technical teams and applies system expertise to deliver technical solutions. * Maintains knowledge of existing technology documents. * Writes basic documentation on how technology works. * Crafts clear documentation for new code and systems used. * Documents systems designs, presentations, and business requirements for consumption and consideration at the manager level. * Contributes to new and existing technology options that support business goals. * Translates business and functional requirements into documented backlog in partnership with Product Owner. ## Related Videos - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Migrating half a million users to a new payment service provider](https://www.wearedevelopers.com/videos/730-migrating-half-a-million-users-to-a-new-payment-service-provider) - [From boy scouting to redrawing the landscape](https://www.wearedevelopers.com/videos/1140-from-boy-scouting-to-redrawing-the-landscape) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) ## Related Articles - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)