Senior Software Engineer Frontend

Senior Frontend Software Engineer Guidehouse is seeking a Senior Frontend Software Engineer with deep React expertise and strong leadership capabilities to join an Agile team building a secure, scalable enterprise application for a federal client. This role will lead frontend development efforts, mentor junior and mid-level engineers, and collaborate closely with architects and backend engineers. What You Will Do Lead design and development of responsive, accessible, and secure front-end applications using React Architect and create reusable UI components in React and enforce best practices across the frontend codebase Collaborate with backend engineers to define and consume RESTful APIs for microservices Guide and mentor junior and mid-level developers, conducting code reviews and technical coaching Translate wireframes into high-quality implementations Ensure compliance with security standards, including RBAC and sensitive data handling Utilize automated testing and CI/CD practices in the DevSecOps pipeline Participate in Agile ceremonies and lead sprint planning and technical discussions Troubleshoot complex frontend issues across browsers and devices Develop and test Responsive Design and mobile compatibility Contribute to performance optimization and non-functional requirements Communicate effectively with stakeholders, including architects, product owners, and QA teams What You Will Need U.S. Citizenship and ability to obtain a Public Trust clearance Bachelor's Degree Minimum of EIGHT (8) years of professional experience in frontend development Expert-level proficiency in React, JavaScript, TypeScript, HTML5, CSS3 Proven experience leading frontend development teams or initiatives Strong understanding of RESTful API integration and microservices architecture Strong Experience with Agile/Scrum methodologies (certification preferred) Strong experience with secure coding practices and frontend security standards Experience with Git, CI/CD pipelines, and DevSecOps workflows Strong communication and leadership skills Experience with using OpenAPI/Swagger documentation for integration with backend What Would Be Nice to Have Certified Scrum Developer (CSD) or Certified ScrumMaster (CSM) GIAC Secure Software Programmer (GSSP) optional but relevant for secure coding Experience with AWS GovCloud services (e.g., API Gateway, EKS) Familiarity with financial systems or government-regulated environments Exposure to backend development (Java, Spring Boot) Experience with accessibility standards (WCAG, Section 508) Familiarity with design systems (Material Design, USWDS) Experience with automated testing frameworks (Jest, React Testing Library) Prior experience integrating frontend into a DevSecOps pipeline Experience with performance profiling and optimization tools The annual salary range for this position is $149,000.00-$248,000.00. Compensation decisions depend on a wide range of factors, including but not limited to skill sets, experience and training, security clearances, licensure and certifications, and other business and organizational needs. What We Offer Guidehouse offers a comprehensive, total rewards package that includes competitive compensation and a flexible benefits package that reflects our commitment to creating a diverse and supportive workplace. Medical, Rx, Dental & Vision Insurance Personal and Family Sick Time & Company Paid Holidays Parental Leave 401(k) Retirement Plan Group Term Life and Travel Assistance Voluntary Life and AD&D Insurance Health Savings Account, Health Care & Dependent Care Flexible Spending Accounts Transit and Parking Commuter Benefits Short-Term & Long-Term Disability Tuition Reimbursement, Personal Development, Certifications & Learning Opportunities Employee Referral Program Corporate Sponsored Events & Community Outreach Care.com annual membership Employee Assistance Program Supplemental Benefits via Corestream (Critical Care, Hospital Indemnity, Accident Insurance, Legal Assistance and ID theft protection, etc.) Position may be eligible for a discretionary variable incentive bonus About Guidehouse Guidehouse is an Equal Opportunity EmployerProtected Veterans, Individuals with Disabilities or any other basis protected by law, ordinance, or regulation. Guidehouse will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law or ordinance including the Fair Chance Ordinance of Los Angeles and San Francisco. All communication regarding recruitment for a Guidehouse position will be sent from Guidehouse email domains including @guidehouse.com or guidehouse@myworkday.com . Correspondence received by an applicant from any other domain should be considered unauthorized and will not be honored by Guidehouse. Note that Guidehouse will never charge a fee or require a money transfer at any stage of the recruitment process and does not collect fees from educational institutions for participation in a recruitment event. Never provide your banking information to a third party purporting to need that information to proceed in the hiring process. If any person or organization demands money related to a job opportunity with Guidehouse, please report the matter to Guidehouse's Ethics Hotline. If you want to check the validity of correspondence you have received, please contact recruiting@guidehouse.com . Guidehouse is not responsible for losses incurred (monetary or otherwise) from an applicant's dealings with unauthorized third parties. Guidehouse does not accept unsolicited resumes through or from search firms or staffing agencies. All unsolicited resumes will be considered the property of Guidehouse and Guidehouse will not be obligated to pay a placement fee.