Technology Internship - Software Engineer with Java

Brown Brothers Harriman; Kraków; On-site; PLN 22,000 - 33,000; Full time

Benefits offered by this job

Paid internship

Flexible working hours

Comprehensive onboarding & mentoring

Graduate Rotation Program

Modern office facilities

Multicultural environment

Social events

Job summary

Brown Brothers Harriman (BBH) invites you to join BBH Technology as a Software Engineer Intern with Java in Kraków. You will work with Technology leaders and Senior Developers to build systems used globally by BBH employees and clients during a 6‑month internship.

As a Java Developer Intern, you’ll gain experience across finance technology, participate in onboarding, training, and mentoring, and have the opportunity to transition into BBH's Graduate Rotation Program after the internship.

Qualifications

• Must have: final-year student or recent graduate in CS or related field with solid programming fundamentals.
• Knowledge of Java and willingness to learn is essential.
• Strong English communication and collaboration with global teams are required.

Responsibilities

• Write Java code based on requirements and specs.
• Develop automated unit and integration tests to exercise logic.
• Participate in team meetings to discuss scope and estimates.
• Support QA with quality assurance procedures and protocols.
• Assist in the application release process.

Skills

Java

English communication

Problem solving

Learning agility

Initiative & ownership

Education

Final-year students or recent graduates in Computer Science or related field

Tools

SpringBoot

Jenkins

Bitbucket/GitHub

Maven/Gradle

Docker

Job description

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.

Join BBH Technology as a Software Engineer Intern with Java!

We’re looking for sharp minds and bold thinkers to join our internship program - your pathway to real-world technology, finance, and the kind of professional development that sets you apart. We value our internship programs as they help us identify our future hires and leaders. As a Java Developer Intern, you will work closely with Technology leaders and Senior Developers to build systems used globally by our employees and clients.

Location: Kraków

Internship duration: November 2026 - February 2027

Is this role for you?

You are curious about how software works and enjoy solving complex problems. Whether you're building applications or learning new technologies, you're eager to develop your skills and make an impact from day one.

What you’ll do:

• Write Java code based on business requirements and technical specifications
• Develop automated unit and/or integration tests that will thoroughly exercise component logic
• Participate in team meetings to discuss development scope, estimate effort and propose solutions to the given requirements
• Partner with Quality Management teams to ensure compliance with the quality assurance standard procedures and protocols
• Provide responsive support for business areas
• Assist in the application release process

What we’re looking for:

Must have:

• Final-year students or recent graduates in Computer Science or a related field and/or equivalent work experience
• Solid understanding of programming fundamentals & core software development concepts
• Knowledge of at least one programming language (Java is a strong signal)
• Strong English communication skills, as you’ll collaborate with colleagues across global offices daily
• Learning agility – ability and motivation to quickly learn new tools, technologies and programming languages
• Problem-solving mindset – curiosity to understand how things work and to tackle challenges step by step
• Initiative & ownership – willingness to take responsibility, ask questions, and actively contribute
• Availability of at least 24 hours per week

Nice to have:

• Experience from personal, academic, group projects or internships
• Basic knowledge of frameworks or tools such as: SpringBoot, Jenkins, Bitbucket/Github, Maven/Gradle/PIP, Angular, Docker, Queues/Topics

What we offer:

• Paid internship which lasts 6 months
• Flexible working hours you can adjust to your academic schedule
• Comprehensive onboarding, training and mentoring programs empowering you to grow, refine your skills and help navigate your path to success
• Opportunity to join our 2-year Graduate Rotation Program after the internship
• Modern office with entertainment and leisure zones (i.e., ping-pong, billiards, PlayStation, library, and massage room)
• Multicultural, dynamic environment with 36 nationalities represented
• Social, sport and integration events

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.