Senior Software Engineer

Genesis10 is currently seeking a Senior Frontend Engineer for an Onsite position with a Major Financial Institution located in Brooklyn, OH. This is an 8+ month contract opportunity.We are seeking a Senior Frontend Engineer to design, build, and maintain large-scale digital banking applications that serve small and mid-sized business clients. This role focuses on delivering and evolving Angular-based and ReactJS-based web applications within a regulated financial environment, with close collaboration across product, backend, QA, security, and operations teams. The ideal candidate is an experienced frontend engineer who is comfortable working in complex, long-lived enterprise codebases, understands digital banking and payments workflows, and takes ownership from feature development through production support.Responsibilities:Design, develop, and maintain Angular-based single-page applications supporting core digital banking capabilitiesBuild reusable, maintainable UI components using TypeScript, JavaScript, HTML5, and CSS3Incrementally modernize existing frontend architectures while maintaining backward compatibility and system stabilityImplement entitlement and role-driven UI behavior, including conditional rendering, feature gating, and graceful handling of unauthorized or partially authorized user scenariosIntegrate frontend applications with RESTful APIs and backend services using JSON-based contractsCollaborate closely with backend teams to ensure API contracts, error handling, and data models support resilient and user-safe frontend experiencesUtilize Node.js for frontend-adjacent or backend-for-frontend use cases when applicableWrite and maintain unit tests using Jasmine, Karma, or equivalent frameworksParticipate in defect triage, performance tuning, and production issue resolutionSupport release activities including build generation, validation, and QA coordinationParticipate in Agile ceremonies and collaborate closely with product, UX, QA, and platform teamsConduct peer code reviews and mentor junior engineersRequirements:5+ years of frontend development experience in enterprise environmentsStrong hands-on experience with Angular (AngularJS through Angular 10+)Advanced proficiency in TypeScript and JavaScriptSolid experience with HTML5, CSS3, Bootstrap, FlexboxWorking knowledge of Node.js, npm, and nvm for frontend-adjacent developmentExperience integrating with REST APIs and working from API specificationsExperience working within modular or micro-frontend-style frontend architectures, including shared UI toolkits and independently deployed feature modulesFamiliarity with modern build tools such as Webpack, Gulp, Grunt, Vite, Rollup, ParcelExperience with frontend unit testing frameworks such as Jasmine or KarmaProficiency with Git and Agile development methodologiesExperience working in financial services, digital banking, payments, or other regulated industriesDesired skills:Experience with payments, transfers, bill pay, or entitlement-driven user flowsExposure to hybrid or web-based mobile solutionsExperience generating or supporting mobile buildsExperience mentoring engineers or serving as a technical leadAbility to confidently work within existing Angular/ReactJS codebases and improve them without disrupting production stabilityStrong understanding of frontend security considerations in regulated environmentsPay range: $60.00-95.00 per hourOnly candidates available and ready to work directly as Genesis10 employees will be considered for this position.If you have the described qualifications and are interested in this exciting opportunity, please apply!Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.For contract roles, Genesis10 offers the benefits listed below. If this is a perm-placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client. Benefits of Working with Genesis10:Access to hundreds of clients, most who have been working with Genesis10 for 5-20+ years.The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years.Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)Behavioral Health PlatformMedical, Dental, VisionHealth Savings AccountVoluntary Hospital Indemnity (Critical Illness & Accident)Voluntary Term Life Insurance401KSick Pay (for applicable states/municipalities)Commuter Benefits (Dallas, NYC, SF, and Illinois)For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.