Systems Architect

Krakow March 24, 2026 Full Time

At BBH, Partnership is more than a form of ownership—it’s our approach to business and relationships. We know that supporting your professional and personal goals is the best way to help our clients and advance our business. We take that responsibility seriously. With a 200-year legacy and a shared passion for what’s next, this is the right place to build a fulfilling career.

We are looking for a highly skilled Systems Architect who will take ownership of the technical architecture of our browser-based applications while remaining actively involved into day-to-day backend and frontend development. This role is ideal for someone who enjoys end-to-end design, practical implementation, and collaboration with cross-functional teams to ensure that our product is scalable, maintainable, and delivers an exceptional user experience.
You will collaborate closely with engineering, product, and QA teams, providing technical leadership, validating design decisions, and ensuring alignment between long-term architecture and short-term delivery needs. And will work on new and existing projects leveraging Angular framework and TypeScript with Java and Spring at the backend. The backbone of our frontend applications is a set of reusable UI components and micro frontend-alike more complex applications leveraging these components and backend applications at the same time.

Main areas of responsibilities:

Define, maintain, and evolve the system architecture and development scope for a large-scale web applications.
Design scalable, maintainable, and secure backend and frontend solutions; Establish technical standards, coding practices, and architecture principles
Evaluate and select appropriate technologies, frameworks, and tools. Drive architecture alignment across multiple squads/streams.
Collaborate with UI/UX designers to translate wireframes and prototypes into interactive web experiences.
Conduct technical reviews and provide guidance to developers to ensure high engineering quality.
Identify and manage technical debt, balance long-term quality and delivery timelines. Work closely with product managers to translate business needs into technical solutions.
Facilitate technical discussions and architectural sessions. Oversee architectural documentation and ensure it’s up-to-date.
Troubleshoot and debug technical issues. Support production readiness, monitoring and optimization.
Implement and maintain best practices for front-end and back-end development, including accessibility, security, and performance optimization, including dependencies impacts.
Stay updated with the latest industry trends, frameworks, and technologies to continuously improve our front-end stack, especially including Angular development timeline.

What we offer:

To encourage cultural awareness and philanthropy, BBHers have 1 Culture Celebration Day and 1 Community Service Day in addition to their paid standard vacation allowance
Contracts for an indefinite period with 3 months’ probation period
Private medical care
Life Insurance
Employee Assistance Program - offering independent and confidential counselling services for you and your family. You can get support for topics including family, marriage and relationships, finances, and legal issues.
Professional trainings and qualification support
Wellbeing Program
Online Social Fund benefit platform
Social, sport and integration events
Onboarding Program for new hires

Requirements:

3+ years of experience in the similar position and related tools.
Angular and TypeScript knowledge and practice, proficiency in backend technologies such as Java and Spring Framework.
REST APIs practical knowledge.
Deep understanding of distributed systems, authentication/authorization, data flows.
Strong knowledge of architecture patterns: microservices, modular monoliths, event-driven, etc.
Collaboration mindset, strong technical problem solving and debugging skills, ability to work independently.
Strong understanding of DevOps practices, CI/CD pipelines and containerization.
Knowledge of software development methodologies (Agile, Scrum).
Very good communication and collaboration skills. Strong ownership mentality. Proactive problem-solving.

Nice to have attributes:

Experience in AgGrid or other complex UI libraries or willingness to learn as a plus.
Experience in highly regulated or high-availability environments.
Background in mentoring or leading small teams.
Experience in OpenShift / Kubernetes.

We value diverse experiences. We value diverse experiences and transferrable skillsets. If your career hasn’t followed a traditional path, includes alternative experiences, or doesn’t meet every qualification or skill listed in the job description, please do go ahead and apply.

About BBH:

Brown Brothers Harriman (BBH) is a premier global financial services firm, known for premium service, specialist expertise, technology solutions and partnership approach to client management. Across Investor Services and Capital Partners, we work with an enviable roster of sophisticated clients who make BBH their first call when they are tackling their hardest challenges. Delivering for our clients and each other energizes us.

We believe that how we do our work is just as important as what we do. We are relentless problem solvers who know our best ideas come from collective debate and development—so we are never possessive about our ideas. Every day we come together as a diverse community of smart and caring people to deliver exceptional service and expert advice—creating success that lasts. No matter where you sit in the organization, everyone is empowered to contribute their ideas. BBHers can pick up the phone and call any colleague, and they are happy to help. Expanding your impact beyond your daily role is part of how we operate as trusted partners to one another.

We believe stability is a competitive advantage, but being stable means having the knowledge, skill, and discipline to evolve, often—pushing the boundaries of innovation. As a private partnership, every investment we make is in the relationships, technologies, products and development we believe are in the long-term interests of our clients and our people. Our long-tenured leaders are experts in their areas and are actively involved in the day-to day business, taking the time to provide guidance and mentoring to build the next generation of BBHers. Because we know, our success begins with yours.

Go to BBH.com to learn more about our rewards and benefits, philanthropy, approach to sustainability or how we support you to thrive personally, physically and financially.