State Street

Senior Web Developer, Assistant Vice President

State Street
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2 months ago
Kraków, PolandMid Level / Senior

Responsibilities

  • Design and develop modern AI-driven web applications using Angular and TypeScript.
  • Build responsive, intuitive, high-performance interfaces that integrate with backend and AI services.
  • Collaborate with UX designers, product managers, backend engineers, and data teams.
  • Contribute to frontend architecture, code quality, maintainability, scalability, and performance standards.
  • Participate in proofs of concept involving advanced data visualization and complex automation workflows.
  • Write clean, maintainable, well-tested code and participate in code reviews and design discussions.
  • Troubleshoot complex frontend issues while maintaining reliability, security, and accessibility standards.
  • Provide guidance and support to junior developers.
  • Stay current with modern web development, user experience, and AI-enabled web patterns.

Requirements

  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
  • 3–5 years of experience in modern web or frontend development.
  • Strong proficiency in Angular, TypeScript, HTML, and CSS; React experience is a plus.
  • Experience building modular, maintainable frontend components in enterprise-scale applications.
  • Experience with API-driven architectures and integrating frontend applications with backend services.
  • Understanding of frontend performance optimization, responsiveness, and cross-browser compatibility.
  • Familiarity with secure coding practices and enterprise application standards.
  • Python scripting and development experience is a plus.
  • Experience with data-rich or visualization-heavy applications is a plus.
  • Strong problem-solving, attention to detail, communication, and cross-functional collaboration skills.
  • Exposure to or interest in AI-integrated web patterns, including AI/LLM APIs, conversational interfaces, AI-assisted UX or visualization, and dynamic UI components.
  • Curiosity and willingness to learn new technologies, particularly in AI and modern web development.

Benefits

  • Permanent contract from day one.
  • Additional holidays, including a birthday day off and anniversary days off in the third and fifth years.
  • Gold medical package for employees and their families.
  • Premium life insurance package and private pension plan.
  • Soft skills training, technical workshops, language classes, and development programs.
  • Opportunities to volunteer through company initiatives, employee networks, or other organizations.
  • Well-being programs, flexible work-life support, paid volunteer days, and employee networks.
  • Additional benefits may be available depending on role seniority.

Tech Stack

AngularCSSHTMLPythonReactTypeScript

Categories

State Street

About State Street

10,000+ employees

At State Street, we deliver leading investment platforms, data, expertise, and solutions that accelerate performance and better decision making. With over 200 years of global financial leadership, we equip institutional investors through a comprehensive suite of capabilities: Investment Services: Integrated front-to-back solutions across custody, accounting, and operations. Investment Management: Index and active strategies from one of the world’s largest asset managers. Markets: Multi-asset trading, FX solutions, and data-driven research to enhance portfolio value. Who We Are • 50,000+ employees worldwide • Active in 100+ markets • #1 in ETF servicing What You’ll Find Here • Executive perspectives and thought leadership • Timely market commentary and macro insights • Our views on investment operations, ETFs, private markets, and digital finance • Stories reflecting our culture, values and commitment to diversity and inclusion

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